From a41090f49658436b40038f88402970fce25b6648 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 14 Jul 2013 20:03:58 -0700 Subject: [PATCH 01/87] establish testing environment * behave won't run if there is no steps directory and at least one feature file. * tox won't run if setup.py is not in place, so might as well get it out of the way up front. * tox also chokes if there's no opc/ directory because setup.py calls it to get __version__. --- .gitignore | 8 ++++ Makefile | 42 ++++++++++++++++++++ features/open-package.feature | 4 ++ features/steps/opc_steps.py | 10 +++++ opc/__init__.py | 10 +++++ setup.py | 72 +++++++++++++++++++++++++++++++++++ tests/__init__.py | 0 tests/unitutil.py | 59 ++++++++++++++++++++++++++++ tox.ini | 28 ++++++++++++++ 9 files changed, 233 insertions(+) create mode 100644 .gitignore create mode 100644 Makefile create mode 100644 features/open-package.feature create mode 100644 features/steps/opc_steps.py create mode 100644 opc/__init__.py create mode 100644 setup.py create mode 100644 tests/__init__.py create mode 100644 tests/unitutil.py create mode 100644 tox.ini diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..6bf6a42 --- /dev/null +++ b/.gitignore @@ -0,0 +1,8 @@ +.coverage +dist +doc/_build +*.egg-info +*.pyc +_scratch +Session.vim +.tox diff --git a/Makefile b/Makefile new file mode 100644 index 0000000..77c3bbc --- /dev/null +++ b/Makefile @@ -0,0 +1,42 @@ +PYTHON = python +BEHAVE = behave +SETUP = $(PYTHON) ./setup.py + +.PHONY: test sdist clean + +help: + @echo "Please use \`make ' where is one or more of" + @echo " accept run acceptance tests using behave" + @echo " clean delete intermediate work product and start fresh" + @echo " coverage run nosetests with coverage" + @echo " readme update README.html from README.rst" + @echo " register update metadata (README.rst) on PyPI" + @echo " test run tests using setup.py" + @echo " sdist generate a source distribution into dist/" + @echo " upload upload distribution tarball to PyPI" + +accept: + $(BEHAVE) --stop + +clean: + find . -type f -name \*.pyc -exec rm {} \; + rm -rf dist *.egg-info .coverage .DS_Store + +coverage: + py.test --cov-report term-missing --cov=opc tests/ + +readme: + rst2html README.rst >README.html + open README.html + +register: + $(SETUP) register + +sdist: + $(SETUP) sdist + +test: + $(SETUP) test + +upload: + $(SETUP) sdist upload diff --git a/features/open-package.feature b/features/open-package.feature new file mode 100644 index 0000000..ac79724 --- /dev/null +++ b/features/open-package.feature @@ -0,0 +1,4 @@ +Feature: Open an OPC package + In order to access the methods and properties on an OPC package + As an Open XML developer + I need to open an arbitrary package diff --git a/features/steps/opc_steps.py b/features/steps/opc_steps.py new file mode 100644 index 0000000..0c504f6 --- /dev/null +++ b/features/steps/opc_steps.py @@ -0,0 +1,10 @@ +# -*- coding: utf-8 -*- +# +# opc_steps.py +# +# Copyright (C) 2012, 2013 Steve Canny scanny@cisco.com +# +# This module is part of python-opc and is released under +# the MIT License: http://www.opensource.org/licenses/mit-license.php + +"""Acceptance test steps for python-opc.""" diff --git a/opc/__init__.py b/opc/__init__.py new file mode 100644 index 0000000..91e85a7 --- /dev/null +++ b/opc/__init__.py @@ -0,0 +1,10 @@ +# -*- coding: utf-8 -*- +# +# __init__.py +# +# Copyright (C) 2012, 2013 Steve Canny scanny@cisco.com +# +# This module is part of python-opc and is released under the MIT License: +# http://www.opensource.org/licenses/mit-license.php + +__version__ = '0.0.1d1' diff --git a/setup.py b/setup.py new file mode 100644 index 0000000..cc433b3 --- /dev/null +++ b/setup.py @@ -0,0 +1,72 @@ +#!/usr/bin/env python + +import os +import re + +from setuptools import setup + +# Read the version from opc.__version__ without importing the package +# (and thus attempting to import packages it depends on that may not be +# installed yet) +thisdir = os.path.dirname(__file__) +init_py_path = os.path.join(thisdir, 'opc', '__init__.py') +version = re.search("__version__ = '([^']+)'", + open(init_py_path).read()).group(1) + + +NAME = 'python-opc' +VERSION = version +DESCRIPTION = ( + 'Manipulate Open Packaging Convention (OPC) files, e.g. .docx, .pptx, an' + 'd .xlsx files for Microsoft Office' +) +KEYWORDS = 'opc open xml docx pptx xslx office' +AUTHOR = 'Steve Canny' +AUTHOR_EMAIL = 'python-opc@googlegroups.com' +URL = 'https://github.com/python-openxml/python-opc' +LICENSE = 'MIT' +PACKAGES = ['opc'] + +INSTALL_REQUIRES = ['lxml'] +TEST_SUITE = 'test' +TESTS_REQUIRE = ['behave', 'mock', 'pytest'] + +CLASSIFIERS = [ + 'Development Status :: 2 - Pre-Alpha', + 'Environment :: Console', + 'Intended Audience :: Developers', + 'License :: OSI Approved :: MIT License', + 'Operating System :: OS Independent', + 'Programming Language :: Python', + 'Programming Language :: Python :: 2', + 'Programming Language :: Python :: 2.6', + 'Programming Language :: Python :: 2.7', + 'Programming Language :: Python :: 3', + 'Programming Language :: Python :: 3.2', + 'Programming Language :: Python :: 3.3', + 'Topic :: Office/Business :: Office Suites', + 'Topic :: Software Development :: Libraries' +] + +readme = os.path.join(os.path.dirname(__file__), 'README.rst') +LONG_DESCRIPTION = open(readme).read() + + +params = { + 'name': NAME, + 'version': VERSION, + 'description': DESCRIPTION, + 'keywords': KEYWORDS, + 'long_description': LONG_DESCRIPTION, + 'author': AUTHOR, + 'author_email': AUTHOR_EMAIL, + 'url': URL, + 'license': LICENSE, + 'packages': PACKAGES, + 'install_requires': INSTALL_REQUIRES, + 'tests_require': TESTS_REQUIRE, + 'test_suite': TEST_SUITE, + 'classifiers': CLASSIFIERS, +} + +setup(**params) diff --git a/tests/__init__.py b/tests/__init__.py new file mode 100644 index 0000000..e69de29 diff --git a/tests/unitutil.py b/tests/unitutil.py new file mode 100644 index 0000000..b592f2f --- /dev/null +++ b/tests/unitutil.py @@ -0,0 +1,59 @@ +# -*- coding: utf-8 -*- +# +# unitutil.py +# +# Copyright (C) 2013 Steve Canny scanny@cisco.com +# +# This module is part of python-pptx and is released under the MIT License: +# http://www.opensource.org/licenses/mit-license.php + +"""Utility functions for unit testing""" + +import os + +from mock import patch + + +def abspath(relpath): + thisdir = os.path.split(__file__)[0] + return os.path.abspath(os.path.join(thisdir, relpath)) + + +def class_mock(q_class_name, request): + """ + Return a mock patching the class with qualified name *q_class_name*. + Patch is reversed after calling test returns. + """ + _patch = patch(q_class_name, autospec=True) + request.addfinalizer(_patch.stop) + return _patch.start() + + +def function_mock(q_function_name, request): + """ + Return a mock patching the function with qualified name + *q_function_name*. Patch is reversed after calling test returns. + """ + _patch = patch(q_function_name) + request.addfinalizer(_patch.stop) + return _patch.start() + + +def initializer_mock(cls, request): + """ + Return a mock for the __init__ method on *cls* where the patch is + reversed after pytest uses it. + """ + _patch = patch.object(cls, '__init__', return_value=None) + request.addfinalizer(_patch.stop) + return _patch.start() + + +def method_mock(cls, method_name, request): + """ + Return a mock for method *method_name* on *cls* where the patch is + reversed after pytest uses it. + """ + _patch = patch.object(cls, method_name) + request.addfinalizer(_patch.stop) + return _patch.start() diff --git a/tox.ini b/tox.ini new file mode 100644 index 0000000..09f3d78 --- /dev/null +++ b/tox.ini @@ -0,0 +1,28 @@ +# +# tox.ini +# +# Copyright (C) 2012, 2013 Steve Canny scanny@cisco.com +# +# This module is part of python-opc and is released under the MIT License: +# http://www.opensource.org/licenses/mit-license.php +# +# Configuration for tox and pytest + +[pytest] +norecursedirs = doc *.egg-info features .git opc .tox +python_classes = Test Describe +python_functions = test_ it_ they_ + +[tox] +envlist = py26, py27, py33 + +[testenv] +deps = + behave + lxml + mock + pytest + +commands = + py.test -qx + behave --format progress --stop --tags=-wip From 53455e432aa736f7b9f7a76e01bd3ea5b4924770 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 4 Aug 2013 00:20:57 -0700 Subject: [PATCH 02/87] add baseline opc/constants.py --- opc/constants.py | 642 +++++++++++++++++++++++++++++++++++ util/gen_constants.py | 176 ++++++++++ util/src_data/part-types.xml | 499 +++++++++++++++++++++++++++ 3 files changed, 1317 insertions(+) create mode 100644 opc/constants.py create mode 100755 util/gen_constants.py create mode 100644 util/src_data/part-types.xml diff --git a/opc/constants.py b/opc/constants.py new file mode 100644 index 0000000..6e50d0a --- /dev/null +++ b/opc/constants.py @@ -0,0 +1,642 @@ +# -*- coding: utf-8 -*- +# +# constants.py +# +# Copyright (C) 2013 Steve Canny scanny@cisco.com +# +# This module is part of python-opc and is released under the MIT License: +# http://www.opensource.org/licenses/mit-license.php + +""" +Constant values required by python-opc +""" + + +class CONTENT_TYPE(object): + """ + Content type URIs (like MIME-types) that specify a part's format + """ + BMP = ( + 'image/bmp' + ) + DML_CHART = ( + 'application/vnd.openxmlformats-officedocument.drawingml.chart+xml' + ) + DML_CHARTSHAPES = ( + 'application/vnd.openxmlformats-officedocument.drawingml.chartshapes' + '+xml' + ) + DML_DIAGRAM_COLORS = ( + 'application/vnd.openxmlformats-officedocument.drawingml.diagramColo' + 'rs+xml' + ) + DML_DIAGRAM_DATA = ( + 'application/vnd.openxmlformats-officedocument.drawingml.diagramData' + '+xml' + ) + DML_DIAGRAM_LAYOUT = ( + 'application/vnd.openxmlformats-officedocument.drawingml.diagramLayo' + 'ut+xml' + ) + DML_DIAGRAM_STYLE = ( + 'application/vnd.openxmlformats-officedocument.drawingml.diagramStyl' + 'e+xml' + ) + GIF = ( + 'image/gif' + ) + JPEG = ( + 'image/jpeg' + ) + MS_PHOTO = ( + 'image/vnd.ms-photo' + ) + OFC_CUSTOM_PROPERTIES = ( + 'application/vnd.openxmlformats-officedocument.custom-properties+xml' + ) + OFC_CUSTOM_XML_PROPERTIES = ( + 'application/vnd.openxmlformats-officedocument.customXmlProperties+x' + 'ml' + ) + OFC_DRAWING = ( + 'application/vnd.openxmlformats-officedocument.drawing+xml' + ) + OFC_EXTENDED_PROPERTIES = ( + 'application/vnd.openxmlformats-officedocument.extended-properties+x' + 'ml' + ) + OFC_OLE_OBJECT = ( + 'application/vnd.openxmlformats-officedocument.oleObject' + ) + OFC_PACKAGE = ( + 'application/vnd.openxmlformats-officedocument.package' + ) + OFC_THEME = ( + 'application/vnd.openxmlformats-officedocument.theme+xml' + ) + OFC_THEME_OVERRIDE = ( + 'application/vnd.openxmlformats-officedocument.themeOverride+xml' + ) + OFC_VML_DRAWING = ( + 'application/vnd.openxmlformats-officedocument.vmlDrawing' + ) + OPC_CORE_PROPERTIES = ( + 'application/vnd.openxmlformats-package.core-properties+xml' + ) + OPC_DIGITAL_SIGNATURE_CERTIFICATE = ( + 'application/vnd.openxmlformats-package.digital-signature-certificat' + 'e' + ) + OPC_DIGITAL_SIGNATURE_ORIGIN = ( + 'application/vnd.openxmlformats-package.digital-signature-origin' + ) + OPC_DIGITAL_SIGNATURE_XMLSIGNATURE = ( + 'application/vnd.openxmlformats-package.digital-signature-xmlsignatu' + 're+xml' + ) + OPC_RELATIONSHIPS = ( + 'application/vnd.openxmlformats-package.relationships+xml' + ) + PML_COMMENTS = ( + 'application/vnd.openxmlformats-officedocument.presentationml.commen' + 'ts+xml' + ) + PML_COMMENT_AUTHORS = ( + 'application/vnd.openxmlformats-officedocument.presentationml.commen' + 'tAuthors+xml' + ) + PML_HANDOUT_MASTER = ( + 'application/vnd.openxmlformats-officedocument.presentationml.handou' + 'tMaster+xml' + ) + PML_NOTES_MASTER = ( + 'application/vnd.openxmlformats-officedocument.presentationml.notesM' + 'aster+xml' + ) + PML_NOTES_SLIDE = ( + 'application/vnd.openxmlformats-officedocument.presentationml.notesS' + 'lide+xml' + ) + PML_PRESENTATION_MAIN = ( + 'application/vnd.openxmlformats-officedocument.presentationml.presen' + 'tation.main+xml' + ) + PML_PRES_PROPS = ( + 'application/vnd.openxmlformats-officedocument.presentationml.presPr' + 'ops+xml' + ) + PML_PRINTER_SETTINGS = ( + 'application/vnd.openxmlformats-officedocument.presentationml.printe' + 'rSettings' + ) + PML_SLIDE = ( + 'application/vnd.openxmlformats-officedocument.presentationml.slide+' + 'xml' + ) + PML_SLIDESHOW_MAIN = ( + 'application/vnd.openxmlformats-officedocument.presentationml.slides' + 'how.main+xml' + ) + PML_SLIDE_LAYOUT = ( + 'application/vnd.openxmlformats-officedocument.presentationml.slideL' + 'ayout+xml' + ) + PML_SLIDE_MASTER = ( + 'application/vnd.openxmlformats-officedocument.presentationml.slideM' + 'aster+xml' + ) + PML_SLIDE_UPDATE_INFO = ( + 'application/vnd.openxmlformats-officedocument.presentationml.slideU' + 'pdateInfo+xml' + ) + PML_TABLE_STYLES = ( + 'application/vnd.openxmlformats-officedocument.presentationml.tableS' + 'tyles+xml' + ) + PML_TAGS = ( + 'application/vnd.openxmlformats-officedocument.presentationml.tags+x' + 'ml' + ) + PML_TEMPLATE_MAIN = ( + 'application/vnd.openxmlformats-officedocument.presentationml.templa' + 'te.main+xml' + ) + PML_VIEW_PROPS = ( + 'application/vnd.openxmlformats-officedocument.presentationml.viewPr' + 'ops+xml' + ) + PNG = ( + 'image/png' + ) + SML_CALC_CHAIN = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.calcCha' + 'in+xml' + ) + SML_CHARTSHEET = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.chartsh' + 'eet+xml' + ) + SML_COMMENTS = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.comment' + 's+xml' + ) + SML_CONNECTIONS = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.connect' + 'ions+xml' + ) + SML_CUSTOM_PROPERTY = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.customP' + 'roperty' + ) + SML_DIALOGSHEET = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.dialogs' + 'heet+xml' + ) + SML_EXTERNAL_LINK = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.externa' + 'lLink+xml' + ) + SML_PIVOT_CACHE_DEFINITION = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.pivotCa' + 'cheDefinition+xml' + ) + SML_PIVOT_CACHE_RECORDS = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.pivotCa' + 'cheRecords+xml' + ) + SML_PIVOT_TABLE = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.pivotTa' + 'ble+xml' + ) + SML_PRINTER_SETTINGS = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.printer' + 'Settings' + ) + SML_QUERY_TABLE = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.queryTa' + 'ble+xml' + ) + SML_REVISION_HEADERS = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.revisio' + 'nHeaders+xml' + ) + SML_REVISION_LOG = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.revisio' + 'nLog+xml' + ) + SML_SHARED_STRINGS = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.sharedS' + 'trings+xml' + ) + SML_SHEET = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet' + ) + SML_SHEET_METADATA = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheetMe' + 'tadata+xml' + ) + SML_STYLES = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.styles+' + 'xml' + ) + SML_TABLE = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.table+x' + 'ml' + ) + SML_TABLE_SINGLE_CELLS = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.tableSi' + 'ngleCells+xml' + ) + SML_USER_NAMES = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.userNam' + 'es+xml' + ) + SML_VOLATILE_DEPENDENCIES = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.volatil' + 'eDependencies+xml' + ) + SML_WORKSHEET = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.workshe' + 'et+xml' + ) + TIFF = ( + 'image/tiff' + ) + WML_COMMENTS = ( + 'application/vnd.openxmlformats-officedocument.wordprocessingml.comm' + 'ents+xml' + ) + WML_DOCUMENT_GLOSSARY = ( + 'application/vnd.openxmlformats-officedocument.wordprocessingml.docu' + 'ment.glossary+xml' + ) + WML_DOCUMENT_MAIN = ( + 'application/vnd.openxmlformats-officedocument.wordprocessingml.docu' + 'ment.main+xml' + ) + WML_ENDNOTES = ( + 'application/vnd.openxmlformats-officedocument.wordprocessingml.endn' + 'otes+xml' + ) + WML_FONT_TABLE = ( + 'application/vnd.openxmlformats-officedocument.wordprocessingml.font' + 'Table+xml' + ) + WML_FOOTER = ( + 'application/vnd.openxmlformats-officedocument.wordprocessingml.foot' + 'er+xml' + ) + WML_FOOTNOTES = ( + 'application/vnd.openxmlformats-officedocument.wordprocessingml.foot' + 'notes+xml' + ) + WML_HEADER = ( + 'application/vnd.openxmlformats-officedocument.wordprocessingml.head' + 'er+xml' + ) + WML_NUMBERING = ( + 'application/vnd.openxmlformats-officedocument.wordprocessingml.numb' + 'ering+xml' + ) + WML_PRINTER_SETTINGS = ( + 'application/vnd.openxmlformats-officedocument.wordprocessingml.prin' + 'terSettings' + ) + WML_SETTINGS = ( + 'application/vnd.openxmlformats-officedocument.wordprocessingml.sett' + 'ings+xml' + ) + WML_STYLES = ( + 'application/vnd.openxmlformats-officedocument.wordprocessingml.styl' + 'es+xml' + ) + WML_WEB_SETTINGS = ( + 'application/vnd.openxmlformats-officedocument.wordprocessingml.webS' + 'ettings+xml' + ) + XML = ( + 'application/xml' + ) + X_EMF = ( + 'image/x-emf' + ) + X_FONTDATA = ( + 'application/x-fontdata' + ) + X_FONT_TTF = ( + 'application/x-font-ttf' + ) + X_WMF = ( + 'image/x-wmf' + ) + + +class NAMESPACE(object): + """Constant values for OPC XML namespaces""" + OPC_RELATIONSHIPS = ( + 'http://schemas.openxmlformats.org/package/2006/relationships' + ) + OPC_CONTENT_TYPES = ( + 'http://schemas.openxmlformats.org/package/2006/content-types' + ) + + +class RELATIONSHIP_TARGET_MODE(object): + """Open XML relationship target modes""" + EXTERNAL = 'External' + INTERNAL = 'Internal' + + +class RELATIONSHIP_TYPE(object): + AUDIO = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/audio' + ) + A_F_CHUNK = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/aFChunk' + ) + CALC_CHAIN = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/calcChain' + ) + CERTIFICATE = ( + 'http://schemas.openxmlformats.org/package/2006/relationships/digita' + 'l-signature/certificate' + ) + CHART = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/chart' + ) + CHARTSHEET = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/chartsheet' + ) + CHART_USER_SHAPES = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/chartUserShapes' + ) + COMMENTS = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/comments' + ) + COMMENT_AUTHORS = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/commentAuthors' + ) + CONNECTIONS = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/connections' + ) + CONTROL = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/control' + ) + CORE_PROPERTIES = ( + 'http://schemas.openxmlformats.org/package/2006/relationships/metada' + 'ta/core-properties' + ) + CUSTOM_PROPERTIES = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/custom-properties' + ) + CUSTOM_PROPERTY = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/customProperty' + ) + CUSTOM_XML = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/customXml' + ) + CUSTOM_XML_PROPS = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/customXmlProps' + ) + DIAGRAM_COLORS = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/diagramColors' + ) + DIAGRAM_DATA = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/diagramData' + ) + DIAGRAM_LAYOUT = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/diagramLayout' + ) + DIAGRAM_QUICK_STYLE = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/diagramQuickStyle' + ) + DIALOGSHEET = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/dialogsheet' + ) + DRAWING = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/drawing' + ) + ENDNOTES = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/endnotes' + ) + EXTENDED_PROPERTIES = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/extended-properties' + ) + EXTERNAL_LINK = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/externalLink' + ) + FONT = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/font' + ) + FONT_TABLE = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/fontTable' + ) + FOOTER = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/footer' + ) + FOOTNOTES = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/footnotes' + ) + GLOSSARY_DOCUMENT = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/glossaryDocument' + ) + HANDOUT_MASTER = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/handoutMaster' + ) + HEADER = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/header' + ) + HYPERLINK = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/hyperlink' + ) + IMAGE = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/image' + ) + NOTES_MASTER = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/notesMaster' + ) + NOTES_SLIDE = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/notesSlide' + ) + NUMBERING = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/numbering' + ) + OFFICE_DOCUMENT = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/officeDocument' + ) + OLE_OBJECT = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/oleObject' + ) + ORIGIN = ( + 'http://schemas.openxmlformats.org/package/2006/relationships/digita' + 'l-signature/origin' + ) + PACKAGE = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/package' + ) + PIVOT_CACHE_DEFINITION = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/pivotCacheDefinition' + ) + PIVOT_CACHE_RECORDS = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/spreadsheetml/pivotCacheRecords' + ) + PIVOT_TABLE = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/pivotTable' + ) + PRES_PROPS = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/presProps' + ) + PRINTER_SETTINGS = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/printerSettings' + ) + QUERY_TABLE = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/queryTable' + ) + REVISION_HEADERS = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/revisionHeaders' + ) + REVISION_LOG = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/revisionLog' + ) + SETTINGS = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/settings' + ) + SHARED_STRINGS = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/sharedStrings' + ) + SHEET_METADATA = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/sheetMetadata' + ) + SIGNATURE = ( + 'http://schemas.openxmlformats.org/package/2006/relationships/digita' + 'l-signature/signature' + ) + SLIDE = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/slide' + ) + SLIDE_LAYOUT = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/slideLayout' + ) + SLIDE_MASTER = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/slideMaster' + ) + SLIDE_UPDATE_INFO = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/slideUpdateInfo' + ) + STYLES = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/styles' + ) + TABLE = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/table' + ) + TABLE_SINGLE_CELLS = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/tableSingleCells' + ) + TABLE_STYLES = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/tableStyles' + ) + TAGS = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/tags' + ) + THEME = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/theme' + ) + THEME_OVERRIDE = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/themeOverride' + ) + THUMBNAIL = ( + 'http://schemas.openxmlformats.org/package/2006/relationships/metada' + 'ta/thumbnail' + ) + USERNAMES = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/usernames' + ) + VIDEO = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/video' + ) + VIEW_PROPS = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/viewProps' + ) + VML_DRAWING = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/vmlDrawing' + ) + VOLATILE_DEPENDENCIES = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/volatileDependencies' + ) + WEB_SETTINGS = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/webSettings' + ) + WORKSHEET_SOURCE = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/worksheetSource' + ) + XML_MAPS = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + '/xmlMaps' + ) diff --git a/util/gen_constants.py b/util/gen_constants.py new file mode 100755 index 0000000..dd2abf1 --- /dev/null +++ b/util/gen_constants.py @@ -0,0 +1,176 @@ +#!/usr/bin/env python +# -*- coding: utf-8 -*- + +# gen_constants.py +# +# Generate the constant definitions for opc/constants.py from an XML source +# document. The constant names are calculated using the last part of the +# content type or relationship type string. + +import os + +from lxml import objectify + + +# calculate absolute path to xml file +thisdir = os.path.split(__file__)[0] +xml_relpath = 'src_data/part-types.xml' +xml_path = os.path.join(thisdir, xml_relpath) + + +def content_type_constant_names(xml_path): + """ + Calculate constant names for content types in source XML document + """ + print '\n\nclass CONTENT_TYPE(object):' + content_types = parse_content_types(xml_path) + for name in sorted(content_types.keys()): + content_type = content_types[name] + print ' %s = (' % name + print ' \'%s\'' % content_type[:67] + if len(content_type) > 67: + print ' \'%s\'' % content_type[67:] + print ' )' + + +def relationship_type_constant_names(xml_path): + """ + Calculate constant names for relationship types in source XML document + """ + print '\n\nclass RELATIONSHIP_TYPE(object):' + relationship_types = parse_relationship_types(xml_path) + for name in sorted(relationship_types.keys()): + relationship_type = relationship_types[name] + print ' %s = (' % name + print ' \'%s\'' % relationship_type[:67] + if len(relationship_type) > 67: + print ' \'%s\'' % relationship_type[67:] + print ' )' + + +def parse_content_types(xml_path): + content_types = {} + root = objectify.parse(xml_path).getroot() + for part in root.iterchildren('*'): + content_type = str(part.ContentType) + if content_type.startswith('Any '): + continue + name = const_name(content_type) + content_types[name] = content_type + return content_types + + +def parse_relationship_types(xml_path): + relationship_types = {} + root = objectify.parse(xml_path).getroot() + for part in root.iterchildren('*'): + relationship_type = str(part.SourceRelationship) + if relationship_type == '': + continue + name = rel_const_name(relationship_type) + if (name in relationship_types and + relationship_type != relationship_types[name]): + raise ValueError( + '%s, %s, %s' % (name, relationship_type, + relationship_types[name]) + ) + relationship_types[name] = relationship_type + return relationship_types + + +def const_name(content_type): + prefix, camel_name = transform_prefix(content_type) + return format_const_name(prefix, camel_name) + + +def rel_const_name(relationship_type): + camel_name = rel_type_camel_name(relationship_type) + return format_rel_const_name(camel_name) + + +def format_const_name(prefix, camel_name): + camel_name = legalize_name(camel_name) + snake_name = camel_to_snake(camel_name) + tmpl = '%s_%s' if prefix else '%s%s' + return tmpl % (prefix, snake_name.upper()) + + +def format_rel_const_name(camel_name): + camel_name = legalize_name(camel_name) + snake_name = camel_to_snake(camel_name) + return snake_name.upper() + + +def legalize_name(name): + """ + Replace illegal variable name characters with underscore. + """ + legal_name = '' + for char in name: + if char in '.-': + char = '_' + legal_name += char + return legal_name + + +def camel_to_snake(camel_str): + snake_str = '' + for char in camel_str: + if char.isupper(): + snake_str += '_' + snake_str += char.lower() + return snake_str + + +def transform_prefix(content_type): + namespaces = ( + ('application/vnd.openxmlformats-officedocument.drawingml.', + 'DML'), + ('application/vnd.openxmlformats-officedocument.presentationml.', + 'PML'), + ('application/vnd.openxmlformats-officedocument.spreadsheetml.', + 'SML'), + ('application/vnd.openxmlformats-officedocument.wordprocessingml.', + 'WML'), + ('application/vnd.openxmlformats-officedocument.', + 'OFC'), + ('application/vnd.openxmlformats-package.', + 'OPC'), + ('application/', ''), + ('image/vnd.', ''), + ('image/', ''), + ) + for prefix, new_prefix in namespaces: + if content_type.startswith(prefix): + start = len(prefix) + camel_name = content_type[start:] + if camel_name.endswith('+xml'): + camel_name = camel_name[:-4] + return (new_prefix, camel_name) + return ('', content_type) + + +def rel_type_camel_name(relationship_type): + namespaces = ( + ('http://schemas.openxmlformats.org/officeDocument/2006/relationship' + 's/metadata/'), + ('http://schemas.openxmlformats.org/officeDocument/2006/relationship' + 's/spreadsheetml/'), + ('http://schemas.openxmlformats.org/officeDocument/2006/relationship' + 's/'), + ('http://schemas.openxmlformats.org/package/2006/relationships/metad' + 'ata/'), + ('http://schemas.openxmlformats.org/package/2006/relationships/digit' + 'al-signature/'), + ('http://schemas.openxmlformats.org/package/2006/relationships/'), + ) + for namespace in namespaces: + if relationship_type.startswith(namespace): + start = len(namespace) + camel_name = relationship_type[start:] + return camel_name + return relationship_type + + +content_type_constant_names(xml_path) +relationship_type_constant_names(xml_path) diff --git a/util/src_data/part-types.xml b/util/src_data/part-types.xml new file mode 100644 index 0000000..f055a79 --- /dev/null +++ b/util/src_data/part-types.xml @@ -0,0 +1,499 @@ + + + + + application/vnd.openxmlformats-officedocument.spreadsheetml.sheet + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/package + + + application/vnd.openxmlformats-package.relationships+xml + http://schemas.openxmlformats.org/package/2006/relationships + + + + + + + Any content, support for which is application-defined. + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/aFChunk + + + Any supported audio type. + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/audio + + + Any supported control type. + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/control + + + Any external resource accessible via hyperlink + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/hyperlink + + + Any supported image type. + + http://schemas.openxmlformats.org/package/2006/relationships/metadata/thumbnail + + + Any supported video type. + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/video + + + + + + image/bmp + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/image + + + image/gif + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/image + + + image/jpeg + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/image + + + image/png + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/image + + + image/tiff + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/image + + + image/vnd.ms-photo + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/image + + + image/x-emf + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/image + + + image/x-wmf + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/image + + + + + + application/xml + http://schemas.openxmlformats.org/officeDocument/2006/additionalCharacteristics + http://schemas.openxmlformats.org/officeDocument/2006/relationships/customXml + + + application/xml + http://schemas.openxmlformats.org/officeDocument/2006/bibliography + http://schemas.openxmlformats.org/officeDocument/2006/relationships/customXml + + + application/xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/xmlMaps + + + application/xml + any XML allowed + http://schemas.openxmlformats.org/officeDocument/2006/relationships/customXml + + + application/x-fontdata + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/font + + + application/x-font-ttf + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/font + + + + + + application/vnd.openxmlformats-officedocument.spreadsheetml.customProperty + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/customProperty + + + application/vnd.openxmlformats-officedocument.oleObject + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/oleObject + + + application/vnd.openxmlformats-officedocument.package + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/package + + + application/vnd.openxmlformats-officedocument.presentationml.printerSettings + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/printerSettings + + + application/vnd.openxmlformats-officedocument.spreadsheetml.printerSettings + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/printerSettings + + + application/vnd.openxmlformats-officedocument.wordprocessingml.printerSettings + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/printerSettings + + + application/vnd.openxmlformats-officedocument.vmlDrawing + + http://schemas.openxmlformats.org/officeDocument/2006/relationships/vmlDrawing + + + + + + application/vnd.openxmlformats-package.core-properties+xml + http://schemas.openxmlformats.org/package/2006/metadata/core-properties + http://schemas.openxmlformats.org/package/2006/relationships/metadata/core-properties + + + application/vnd.openxmlformats-package.digital-signature-certificate + + http://schemas.openxmlformats.org/package/2006/relationships/digital-signature/certificate + + + application/vnd.openxmlformats-package.digital-signature-origin + + http://schemas.openxmlformats.org/package/2006/relationships/digital-signature/origin + + + application/vnd.openxmlformats-package.digital-signature-xmlsignature+xml + http://schemas.openxmlformats.org/package/2006/digital-signature + http://schemas.openxmlformats.org/package/2006/relationships/digital-signature/signature + + + + + + application/vnd.openxmlformats-officedocument.custom-properties+xml + http://schemas.openxmlformats.org/officeDocument/2006/custom-properties + http://schemas.openxmlformats.org/officeDocument/2006/relationships/custom-properties + + + application/vnd.openxmlformats-officedocument.customXmlProperties+xml + http://schemas.openxmlformats.org/officeDocument/2006/customXmlDataProps + http://schemas.openxmlformats.org/officeDocument/2006/relationships/customXmlProps + + + application/vnd.openxmlformats-officedocument.drawing+xml + http://schemas.openxmlformats.org/drawingml/2006/spreadsheetDrawing + http://schemas.openxmlformats.org/officeDocument/2006/relationships/drawing + + + application/vnd.openxmlformats-officedocument.extended-properties+xml + http://schemas.openxmlformats.org/officeDocument/2006/extended-properties + http://schemas.openxmlformats.org/officeDocument/2006/relationships/extended-properties + + + application/vnd.openxmlformats-officedocument.theme+xml + http://schemas.openxmlformats.org/drawingml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/theme + + + application/vnd.openxmlformats-officedocument.themeOverride+xml + http://schemas.openxmlformats.org/drawingml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/themeOverride + + + + + + application/vnd.openxmlformats-officedocument.drawingml.chart+xml + http://schemas.openxmlformats.org/drawingml/2006/chart + http://schemas.openxmlformats.org/officeDocument/2006/relationships/chart + + + application/vnd.openxmlformats-officedocument.drawingml.chartshapes+xml + http://schemas.openxmlformats.org/drawingml/2006/chart + http://schemas.openxmlformats.org/officeDocument/2006/relationships/chartUserShapes + + + application/vnd.openxmlformats-officedocument.drawingml.diagramColors+xml + http://schemas.openxmlformats.org/drawingml/2006/diagram + http://schemas.openxmlformats.org/officeDocument/2006/relationships/diagramColors + + + application/vnd.openxmlformats-officedocument.drawingml.diagramData+xml + http://schemas.openxmlformats.org/drawingml/2006/diagram + http://schemas.openxmlformats.org/officeDocument/2006/relationships/diagramData + + + application/vnd.openxmlformats-officedocument.drawingml.diagramLayout+xml + http://schemas.openxmlformats.org/drawingml/2006/diagram + http://schemas.openxmlformats.org/officeDocument/2006/relationships/diagramLayout + + + application/vnd.openxmlformats-officedocument.drawingml.diagramStyle+xml + http://schemas.openxmlformats.org/drawingml/2006/diagram + http://schemas.openxmlformats.org/officeDocument/2006/relationships/diagramQuickStyle + + + + + + application/vnd.openxmlformats-officedocument.presentationml.commentAuthors+xml + http://schemas.openxmlformats.org/presentationml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/commentAuthors + + + application/vnd.openxmlformats-officedocument.presentationml.comments+xml + http://schemas.openxmlformats.org/presentationml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/comments + + + application/vnd.openxmlformats-officedocument.presentationml.handoutMaster+xml + http://schemas.openxmlformats.org/presentationml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/handoutMaster + + + application/vnd.openxmlformats-officedocument.presentationml.notesMaster+xml + http://schemas.openxmlformats.org/presentationml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/notesMaster + + + application/vnd.openxmlformats-officedocument.presentationml.notesSlide+xml + http://schemas.openxmlformats.org/presentationml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/notesSlide + + + application/vnd.openxmlformats-officedocument.presentationml.presentation.main+xml + http://schemas.openxmlformats.org/presentationml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument + + + application/vnd.openxmlformats-officedocument.presentationml.presProps+xml + http://schemas.openxmlformats.org/presentationml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/presProps + + + application/vnd.openxmlformats-officedocument.presentationml.slide+xml + http://schemas.openxmlformats.org/presentationml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/slide + + + application/vnd.openxmlformats-officedocument.presentationml.slideLayout+xml + http://schemas.openxmlformats.org/presentationml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/slideLayout + + + application/vnd.openxmlformats-officedocument.presentationml.slideMaster+xml + http://schemas.openxmlformats.org/presentationml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/slideMaster + + + application/vnd.openxmlformats-officedocument.presentationml.slideshow.main+xml + http://schemas.openxmlformats.org/presentationml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument + + + application/vnd.openxmlformats-officedocument.presentationml.slideUpdateInfo+xml + http://schemas.openxmlformats.org/presentationml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/slideUpdateInfo + + + application/vnd.openxmlformats-officedocument.presentationml.tableStyles+xml + http://schemas.openxmlformats.org/drawingml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/tableStyles + + + application/vnd.openxmlformats-officedocument.presentationml.tags+xml + http://schemas.openxmlformats.org/presentationml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/tags + + + application/vnd.openxmlformats-officedocument.presentationml.template.main+xml + http://schemas.openxmlformats.org/presentationml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument + + + application/vnd.openxmlformats-officedocument.presentationml.viewProps+xml + http://schemas.openxmlformats.org/presentationml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/viewProps + + + + + + application/vnd.openxmlformats-officedocument.spreadsheetml.calcChain+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/calcChain + + + application/vnd.openxmlformats-officedocument.spreadsheetml.chartsheet+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/chartsheet + + + application/vnd.openxmlformats-officedocument.spreadsheetml.comments+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/comments + + + application/vnd.openxmlformats-officedocument.spreadsheetml.connections+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/connections + + + application/vnd.openxmlformats-officedocument.spreadsheetml.dialogsheet+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/dialogsheet + + + application/vnd.openxmlformats-officedocument.spreadsheetml.externalLink+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/externalLink + + + application/vnd.openxmlformats-officedocument.spreadsheetml.pivotTable+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/pivotTable + + + application/vnd.openxmlformats-officedocument.spreadsheetml.pivotCacheDefinition+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/pivotCacheDefinition + + + application/vnd.openxmlformats-officedocument.spreadsheetml.pivotCacheRecords+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/spreadsheetml/pivotCacheRecords + + + application/vnd.openxmlformats-officedocument.spreadsheetml.queryTable+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/queryTable + + + application/vnd.openxmlformats-officedocument.spreadsheetml.sharedStrings+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/sharedStrings + + + application/vnd.openxmlformats-officedocument.spreadsheetml.sheetMetadata+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/sheetMetadata + + + application/vnd.openxmlformats-officedocument.spreadsheetml.revisionHeaders+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/revisionHeaders + + + application/vnd.openxmlformats-officedocument.spreadsheetml.revisionLog+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/revisionLog + + + application/vnd.openxmlformats-officedocument.spreadsheetml.styles+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/mains + http://schemas.openxmlformats.org/officeDocument/2006/relationships/styles + + + application/vnd.openxmlformats-officedocument.spreadsheetml.table+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/table + + + application/vnd.openxmlformats-officedocument.spreadsheetml.tableSingleCells+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/tableSingleCells + + + application/vnd.openxmlformats-officedocument.spreadsheetml.userNames+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/usernames + + + application/vnd.openxmlformats-officedocument.spreadsheetml.volatileDependencies+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/volatileDependencies + + + application/vnd.openxmlformats-officedocument.spreadsheetml.worksheet+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/worksheetSource + + + + + + application/vnd.openxmlformats-officedocument.wordprocessingml.comments+xml + http://schemas.openxmlformats.org/wordprocessingml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/comments + + + application/vnd.openxmlformats-officedocument.wordprocessingml.document.main+xml + http://schemas.openxmlformats.org/wordprocessingml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument + + + application/vnd.openxmlformats-officedocument.wordprocessingml.document.glossary+xml + http://schemas.openxmlformats.org/wordprocessingml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/glossaryDocument + + + application/vnd.openxmlformats-officedocument.wordprocessingml.endnotes+xml + http://schemas.openxmlformats.org/wordprocessingml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/endnotes + + + application/vnd.openxmlformats-officedocument.wordprocessingml.fontTable+xml + http://schemas.openxmlformats.org/wordprocessingml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/fontTable + + + application/vnd.openxmlformats-officedocument.wordprocessingml.footer+xml + http://schemas.openxmlformats.org/wordprocessingml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/footer + + + application/vnd.openxmlformats-officedocument.wordprocessingml.footnotes+xml + http://schemas.openxmlformats.org/wordprocessingml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/footnotes + + + application/vnd.openxmlformats-officedocument.wordprocessingml.header+xml + http://schemas.openxmlformats.org/wordprocessingml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/header + + + application/vnd.openxmlformats-officedocument.wordprocessingml.numbering+xml + http://schemas.openxmlformats.org/wordprocessingml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/numbering + + + application/vnd.openxmlformats-officedocument.wordprocessingml.settings+xml + http://schemas.openxmlformats.org/wordprocessingml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/settings + + + application/vnd.openxmlformats-officedocument.wordprocessingml.styles+xml + http://schemas.openxmlformats.org/wordprocessingml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/styles + + + application/vnd.openxmlformats-officedocument.wordprocessingml.webSettings+xml + http://schemas.openxmlformats.org/wordprocessingml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/webSettings + + From aa35c21e416cca0db1e669ae57e55a241e18a79a Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 14 Jul 2013 21:09:14 -0700 Subject: [PATCH 03/87] add 'Open an OPC Package' acceptance test --- features/open-package.feature | 7 ++ features/steps/opc_steps.py | 167 ++++++++++++++++++++++++++++++++++ opc/__init__.py | 2 + opc/package.py | 20 ++++ tests/test_files/test.pptx | Bin 0 -> 28744 bytes 5 files changed, 196 insertions(+) create mode 100644 opc/package.py create mode 100644 tests/test_files/test.pptx diff --git a/features/open-package.feature b/features/open-package.feature index ac79724..addb1c3 100644 --- a/features/open-package.feature +++ b/features/open-package.feature @@ -2,3 +2,10 @@ Feature: Open an OPC package In order to access the methods and properties on an OPC package As an Open XML developer I need to open an arbitrary package + + @wip + Scenario: Open a PowerPoint file + Given a python-opc working environment + When I open a PowerPoint file + Then the expected package rels are loaded + And the expected parts are loaded diff --git a/features/steps/opc_steps.py b/features/steps/opc_steps.py index 0c504f6..afd3666 100644 --- a/features/steps/opc_steps.py +++ b/features/steps/opc_steps.py @@ -8,3 +8,170 @@ # the MIT License: http://www.opensource.org/licenses/mit-license.php """Acceptance test steps for python-opc.""" + +import hashlib +import os + +from behave import given, when, then + +from opc import OpcPackage +from opc.constants import CONTENT_TYPE as CT, RELATIONSHIP_TYPE as RT + + +def absjoin(*paths): + return os.path.abspath(os.path.join(*paths)) + +thisdir = os.path.split(__file__)[0] +test_file_dir = absjoin(thisdir, '../../tests/test_files') +basic_pptx_path = absjoin(test_file_dir, 'test.pptx') + + +# given ==================================================== + +@given('a python-opc working environment') +def step_given_python_opc_working_environment(context): + pass + + +# when ===================================================== + +@when('I open a PowerPoint file') +def step_when_open_basic_pptx(context): + context.pkg = OpcPackage.open(basic_pptx_path) + + +# then ===================================================== + +@then('the expected package rels are loaded') +def step_then_expected_pkg_rels_loaded(context): + expected_rel_values = ( + ('rId1', RT.OFFICE_DOCUMENT, False, '/ppt/presentation.xml'), + ('rId2', RT.THUMBNAIL, False, '/docProps/thumbnail.jpeg'), + ('rId3', RT.CORE_PROPERTIES, False, '/docProps/core.xml'), + ('rId4', RT.EXTENDED_PROPERTIES, False, '/docProps/app.xml'), + ) + assert len(expected_rel_values) == len(context.pkg.rels) + for rId, reltype, is_external, partname in expected_rel_values: + rel = context.pkg.rels[rId] + assert rel.rId == rId, "rId is '%s'" % rel.rId + assert rel.reltype == reltype, "reltype is '%s'" % rel.reltype + assert rel.is_external == is_external + assert rel.target_part.partname == partname, ( + "target partname is '%s'" % rel.target_part.partname) + + +@then('the expected parts are loaded') +def step_then_expected_parts_are_loaded(context): + expected_part_values = { + '/docProps/app.xml': ( + CT.OFC_EXTENDED_PROPERTIES, 'e5a7552c35180b9796f2132d39bc0d208cf' + '8761f', [] + ), + '/docProps/core.xml': ( + CT.OPC_CORE_PROPERTIES, '08c8ff0912231db740fa1277d8fa4ef175a306e' + '4', [] + ), + '/docProps/thumbnail.jpeg': ( + CT.JPEG, '8a93420017d57f9c69f802639ee9791579b21af5', [] + ), + '/ppt/presentation.xml': ( + CT.PML_PRESENTATION_MAIN, + 'efa7bee0ac72464903a67a6744c1169035d52a54', + [ + ('rId1', RT.SLIDE_MASTER, False, + '/ppt/slideMasters/slideMaster1.xml'), + ('rId2', RT.SLIDE, False, '/ppt/slides/slide1.xml'), + ('rId3', RT.PRINTER_SETTINGS, False, + '/ppt/printerSettings/printerSettings1.bin'), + ('rId4', RT.PRES_PROPS, False, '/ppt/presProps.xml'), + ('rId5', RT.VIEW_PROPS, False, '/ppt/viewProps.xml'), + ('rId6', RT.THEME, False, '/ppt/theme/theme1.xml'), + ('rId7', RT.TABLE_STYLES, False, '/ppt/tableStyles.xml'), + ] + ), + '/ppt/printerSettings/printerSettings1.bin': ( + CT.PML_PRINTER_SETTINGS, 'b0feb4cc107c9b2d135b1940560cf8f045ffb7' + '46', [] + ), + '/ppt/presProps.xml': ( + CT.PML_PRES_PROPS, '7d4981fd742429e6b8cc99089575ac0ee7db5194', [] + ), + '/ppt/viewProps.xml': ( + CT.PML_VIEW_PROPS, '172a42a6be09d04eab61ae3d49eff5580a4be451', [] + ), + '/ppt/theme/theme1.xml': ( + CT.OFC_THEME, '9f362326d8dc050ab6eef7f17335094bd06da47e', [] + ), + '/ppt/tableStyles.xml': ( + CT.PML_TABLE_STYLES, '49bfd13ed02199b004bf0a019a596f127758d926', + [] + ), + '/ppt/slideMasters/slideMaster1.xml': ( + CT.PML_SLIDE_MASTER, 'be6fe53e199ef10259227a447e4ac9530803ecce', + [ + ('rId1', RT.SLIDE_LAYOUT, False, + '/ppt/slideLayouts/slideLayout1.xml'), + ('rId2', RT.SLIDE_LAYOUT, False, + '/ppt/slideLayouts/slideLayout2.xml'), + ('rId3', RT.SLIDE_LAYOUT, False, + '/ppt/slideLayouts/slideLayout3.xml'), + ('rId4', RT.THEME, False, '/ppt/theme/theme1.xml'), + ], + ), + '/ppt/slideLayouts/slideLayout1.xml': ( + CT.PML_SLIDE_LAYOUT, 'bcbeb908e22346fecda6be389759ca9ed068693c', + [ + ('rId1', RT.SLIDE_MASTER, False, + '/ppt/slideMasters/slideMaster1.xml'), + ], + ), + '/ppt/slideLayouts/slideLayout2.xml': ( + CT.PML_SLIDE_LAYOUT, '316d0fb0ce4c3560fa2ed4edc3becf2c4ce84b6b', + [ + ('rId1', RT.SLIDE_MASTER, False, + '/ppt/slideMasters/slideMaster1.xml'), + ], + ), + '/ppt/slideLayouts/slideLayout3.xml': ( + CT.PML_SLIDE_LAYOUT, '5b704e54c995b7d1bd7d24ef996a573676cc15ca', + [ + ('rId1', RT.SLIDE_MASTER, False, + '/ppt/slideMasters/slideMaster1.xml'), + ], + ), + '/ppt/slides/slide1.xml': ( + CT.PML_SLIDE, '1841b18f1191629c70b7176d8e210fa2ef079d85', + [ + ('rId1', RT.SLIDE_LAYOUT, False, + '/ppt/slideLayouts/slideLayout1.xml'), + ('rId2', RT.HYPERLINK, True, + 'https://github.com/scanny/python-pptx'), + ] + ), + } + assert len(context.pkg.parts) == len(expected_part_values), ( + "len(context.pkg.parts) is %d" % len(context.pkg.parts)) + for part in context.pkg.parts: + partname = part.partname + content_type, sha1, exp_rel_vals = expected_part_values[partname] + assert part.content_type == content_type, ( + "content_type for %s is '%s'" % (partname, part.content_type)) + blob_sha1 = hashlib.sha1(part.blob).hexdigest() + assert blob_sha1 == sha1, ("SHA1 for %s is '%s'" % + (partname, blob_sha1)) + assert len(part.rels) == len(exp_rel_vals), ( + "len(part.rels) for %s is %d" % (partname, len(part.rels))) + for rId, reltype, is_external, target in exp_rel_vals: + rel = part.rels[rId] + assert rel.rId == rId, "rId is '%s'" % rel.rId + assert rel.reltype == reltype, ("reltype for %s on %s is '%s'" % + (rId, partname, rel.reltype)) + assert rel.is_external == is_external + if rel.is_external: + assert rel.target_ref == target, ( + "target_ref for %s on %s is '%s'" % + (rId, partname, rel.target_ref)) + else: + assert rel.target_part.partname == target, ( + "target partname for %s on %s is '%s'" % + (rId, partname, rel.target_part.partname)) diff --git a/opc/__init__.py b/opc/__init__.py index 91e85a7..d803ff8 100644 --- a/opc/__init__.py +++ b/opc/__init__.py @@ -7,4 +7,6 @@ # This module is part of python-opc and is released under the MIT License: # http://www.opensource.org/licenses/mit-license.php +from opc.package import OpcPackage # noqa + __version__ = '0.0.1d1' diff --git a/opc/package.py b/opc/package.py new file mode 100644 index 0000000..8bec5e7 --- /dev/null +++ b/opc/package.py @@ -0,0 +1,20 @@ +# -*- coding: utf-8 -*- +# +# package.py +# +# Copyright (C) 2012, 2013 Steve Canny scanny@cisco.com +# +# This module is part of python-opc and is released under the MIT License: +# http://www.opensource.org/licenses/mit-license.php + +""" +Provides an API for manipulating Open Packaging Convention (OPC) packages. +""" + + +class OpcPackage(object): + """ + Main API class for |python-opc|. A new instance is constructed by calling + the :meth:`open` class method with a path to a package file or file-like + object containing one. + """ diff --git a/tests/test_files/test.pptx b/tests/test_files/test.pptx new file mode 100644 index 0000000000000000000000000000000000000000..f1b9568fd55169e00a55ab6dc1fecd4ff1a0bfe3 GIT binary patch literal 28744 zcmeFYWmsHIkT801cMER8H9>Il;hA%4s;aB2s=KPIn=_iKD5#_WI)DiP03)E?9e7=f1OSwXuOt8_ zvazhIidmey{;Q!z2f3OGoQ$}2R`3dE}r~D*HY$Cg- zSzf`393!P4#PCSE`>w3p(PFBkCj3GjIRaBlo1u*Q)jfglqm7a?2V(+cquu@>uYM!T zWVAf1WTk9{;~@BKvrVXCK1qIT1(kHI<{AbNIpC#h(l8o zx7xlR+Tg{}#B@!{0rjc(@3Sf-5)|g2=xNQyxD!*}yXmej&8N(sh4y{qW>=etWS)}} z=dNbX+2?F`dh+S2hv~b$1B0h;5@(GWZK~4M-(x$xfjt>~^~Ntli!$GP^PuhF2q_Os z${zYNCElOr4{6y$-c*J_QZO87OR&mb|;a@AO4NDTtG7K&c0yz;^gfD^gy`9v$#O6*PXiWb!6*Q5 zbAtkC{v*;0kHc8;5Rtxx2xJ^Yq?>!#IC=8%-roN=!v6<{_1{c?o7AJ;$B!F%rqnLG zbCKb~@O*OGlyKSwGX;bHeje|B%-yNP-x+LQO9FgTJ=?Ynj1 z4|#p5=rMM{u~oQb(lsnCoFn3tAr23Prbvwo8C=HjUi>8dJQ6aMigJ(2`t`D+(epRM 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Date: Mon, 15 Jul 2013 00:27:35 -0700 Subject: [PATCH 04/87] add OpcPackage.open() --- opc/package.py | 33 +++++++++++++++++++++++++++++++ opc/pkgreader.py | 25 +++++++++++++++++++++++ tests/test_package.py | 46 +++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 104 insertions(+) create mode 100644 opc/pkgreader.py create mode 100644 tests/test_package.py diff --git a/opc/package.py b/opc/package.py index 8bec5e7..b2c15f9 100644 --- a/opc/package.py +++ b/opc/package.py @@ -11,6 +11,8 @@ Provides an API for manipulating Open Packaging Convention (OPC) packages. """ +from opc.pkgreader import PackageReader + class OpcPackage(object): """ @@ -18,3 +20,34 @@ class OpcPackage(object): the :meth:`open` class method with a path to a package file or file-like object containing one. """ + @staticmethod + def open(pkg_file): + """ + Return an |OpcPackage| instance loaded with the contents of + *pkg_file*. + """ + pkg = OpcPackage() + pkg_reader = PackageReader.from_file(pkg_file) + Unmarshaller.unmarshal(pkg_reader, pkg, PartFactory) + return pkg + + +class PartFactory(object): + """ + Provides a way for client code to specify a subclass of |Part| to be + constructed by |Unmarshaller| based on its content type. + """ + + +class Unmarshaller(object): + """ + Hosts static methods for unmarshalling a package from a |PackageReader| + instance. + """ + @staticmethod + def unmarshal(pkg_reader, pkg, part_factory): + """ + Construct graph of parts and realized relationships based on the + contents of *pkg_reader*, delegating construction of each part to + *part_factory*. Package relationships are added to *pkg*. + """ diff --git a/opc/pkgreader.py b/opc/pkgreader.py new file mode 100644 index 0000000..f9fd4f9 --- /dev/null +++ b/opc/pkgreader.py @@ -0,0 +1,25 @@ +# -*- coding: utf-8 -*- +# +# pkgreader.py +# +# Copyright (C) 2013 Steve Canny scanny@cisco.com +# +# This module is part of python-opc and is released under the MIT License: +# http://www.opensource.org/licenses/mit-license.php + +""" +Provides a low-level, read-only API to a serialized Open Packaging Convention +(OPC) package. +""" + + +class PackageReader(object): + """ + Provides access to the contents of a zip-format OPC package via its + :attr:`serialized_parts` and :attr:`pkg_srels` attributes. + """ + @staticmethod + def from_file(pkg_file): + """ + Return a |PackageReader| instance loaded with contents of *pkg_file*. + """ diff --git a/tests/test_package.py b/tests/test_package.py new file mode 100644 index 0000000..98a7c3c --- /dev/null +++ b/tests/test_package.py @@ -0,0 +1,46 @@ +# -*- coding: utf-8 -*- +# +# test_package.py +# +# Copyright (C) 2013 Steve Canny scanny@cisco.com +# +# This module is part of python-pptx and is released under the MIT License: +# http://www.opensource.org/licenses/mit-license.php + +"""Test suite for opc.package module.""" + +import pytest + +from mock import Mock + +from opc.package import OpcPackage + +from .unitutil import class_mock + + +class DescribeOpcPackage(object): + + @pytest.fixture + def PackageReader_(self, request): + return class_mock('opc.package.PackageReader', request) + + @pytest.fixture + def PartFactory_(self, request): + return class_mock('opc.package.PartFactory', request) + + @pytest.fixture + def Unmarshaller_(self, request): + return class_mock('opc.package.Unmarshaller', request) + + def it_can_open_a_pkg_file(self, PackageReader_, PartFactory_, + Unmarshaller_): + # mockery ---------------------- + pkg_file = Mock(name='pkg_file') + pkg_reader = PackageReader_.from_file.return_value + # exercise --------------------- + pkg = OpcPackage.open(pkg_file) + # verify ----------------------- + PackageReader_.from_file.assert_called_once_with(pkg_file) + Unmarshaller_.unmarshal.assert_called_once_with(pkg_reader, pkg, + PartFactory_) + assert isinstance(pkg, OpcPackage) From b8edb94ce2fc1d7f410833ce6518119a4e754d26 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sat, 20 Jul 2013 12:31:17 -0700 Subject: [PATCH 05/87] add Unmarshaller.unmarshal() --- opc/package.py | 20 ++++++++++++++++++++ tests/test_package.py | 32 ++++++++++++++++++++++++++++++-- 2 files changed, 50 insertions(+), 2 deletions(-) diff --git a/opc/package.py b/opc/package.py index b2c15f9..06a4f84 100644 --- a/opc/package.py +++ b/opc/package.py @@ -51,3 +51,23 @@ def unmarshal(pkg_reader, pkg, part_factory): contents of *pkg_reader*, delegating construction of each part to *part_factory*. Package relationships are added to *pkg*. """ + parts = Unmarshaller._unmarshal_parts(pkg_reader, part_factory) + Unmarshaller._unmarshal_relationships(pkg_reader, pkg, parts) + for part in parts.values(): + part._after_unmarshal() + + @staticmethod + def _unmarshal_parts(pkg_reader, part_factory): + """ + Return a dictionary of |Part| instances unmarshalled from + *pkg_reader*, keyed by partname. Side-effect is that each part in + *pkg_reader* is constructed using *part_factory*. + """ + + @staticmethod + def _unmarshal_relationships(pkg_reader, pkg, parts): + """ + Add a relationship to the source object corresponding to each of the + relationships in *pkg_reader* with its target_part set to the actual + target part in *parts*. + """ diff --git a/tests/test_package.py b/tests/test_package.py index 98a7c3c..0b5f15c 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -13,9 +13,9 @@ from mock import Mock -from opc.package import OpcPackage +from opc.package import OpcPackage, Unmarshaller -from .unitutil import class_mock +from .unitutil import class_mock, method_mock class DescribeOpcPackage(object): @@ -44,3 +44,31 @@ def it_can_open_a_pkg_file(self, PackageReader_, PartFactory_, Unmarshaller_.unmarshal.assert_called_once_with(pkg_reader, pkg, PartFactory_) assert isinstance(pkg, OpcPackage) + + +class DescribeUnmarshaller(object): + + @pytest.fixture + def _unmarshal_parts(self, request): + return method_mock(Unmarshaller, '_unmarshal_parts', request) + + @pytest.fixture + def _unmarshal_relationships(self, request): + return method_mock(Unmarshaller, '_unmarshal_relationships', request) + + def it_can_unmarshal_from_a_pkg_reader(self, _unmarshal_parts, + _unmarshal_relationships): + # mockery ---------------------- + pkg = Mock(name='pkg') + pkg_reader = Mock(name='pkg_reader') + part_factory = Mock(name='part_factory') + parts = {1: Mock(name='part_1'), 2: Mock(name='part_2')} + _unmarshal_parts.return_value = parts + # exercise --------------------- + Unmarshaller.unmarshal(pkg_reader, pkg, part_factory) + # verify ----------------------- + _unmarshal_parts.assert_called_once_with(pkg_reader, part_factory) + _unmarshal_relationships.assert_called_once_with(pkg_reader, pkg, + parts) + for part in parts.values(): + part._after_unmarshal.assert_called_once_with() From 1d6cf3f1cd27e229525b80413b67f21d13c19411 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sat, 20 Jul 2013 13:17:44 -0700 Subject: [PATCH 06/87] add Unmarshaller._unmarshal_parts() --- opc/package.py | 4 ++++ tests/test_package.py | 24 +++++++++++++++++++++++- 2 files changed, 27 insertions(+), 1 deletion(-) diff --git a/opc/package.py b/opc/package.py index 06a4f84..2031aea 100644 --- a/opc/package.py +++ b/opc/package.py @@ -63,6 +63,10 @@ def _unmarshal_parts(pkg_reader, part_factory): *pkg_reader*, keyed by partname. Side-effect is that each part in *pkg_reader* is constructed using *part_factory*. """ + parts = {} + for partname, content_type, blob in pkg_reader.iter_sparts(): + parts[partname] = part_factory(partname, content_type, blob) + return parts @staticmethod def _unmarshal_relationships(pkg_reader, pkg, parts): diff --git a/tests/test_package.py b/tests/test_package.py index 0b5f15c..c54b0cc 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -11,7 +11,7 @@ import pytest -from mock import Mock +from mock import call, Mock from opc.package import OpcPackage, Unmarshaller @@ -72,3 +72,25 @@ def it_can_unmarshal_from_a_pkg_reader(self, _unmarshal_parts, parts) for part in parts.values(): part._after_unmarshal.assert_called_once_with() + + def it_can_unmarshal_parts(self): + # test data -------------------- + part_properties = ( + ('/part/name1.xml', 'app/vnd.contentType_A', ''), + ('/part/name2.xml', 'app/vnd.contentType_B', ''), + ('/part/name3.xml', 'app/vnd.contentType_C', ''), + ) + # mockery ---------------------- + pkg_reader = Mock(name='pkg_reader') + pkg_reader.iter_sparts.return_value = part_properties + part_factory = Mock(name='part_factory') + parts = [Mock(name='part1'), Mock(name='part2'), Mock(name='part3')] + part_factory.side_effect = parts + # exercise --------------------- + retval = Unmarshaller._unmarshal_parts(pkg_reader, part_factory) + # verify ----------------------- + expected_calls = [call(*p) for p in part_properties] + expected_parts = dict((p[0], parts[idx]) for (idx, p) in + enumerate(part_properties)) + assert part_factory.call_args_list == expected_calls + assert retval == expected_parts From da3afb4b50d0b55d767d8353dea963c7005e5765 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Thu, 1 Aug 2013 16:26:19 -0700 Subject: [PATCH 07/87] add PackURI value type --- opc/packuri.py | 69 +++++++++++++++++++++++++++++++++++++++++++ tests/test_packuri.py | 65 ++++++++++++++++++++++++++++++++++++++++ 2 files changed, 134 insertions(+) create mode 100644 opc/packuri.py create mode 100644 tests/test_packuri.py diff --git a/opc/packuri.py b/opc/packuri.py new file mode 100644 index 0000000..c8992c9 --- /dev/null +++ b/opc/packuri.py @@ -0,0 +1,69 @@ +# -*- coding: utf-8 -*- +# +# packuri.py +# +# Copyright (C) 2012, 2013 Steve Canny scanny@cisco.com +# +# This module is part of python-opc and is released under the MIT License: +# http://www.opensource.org/licenses/mit-license.php + +""" +Provides the PackURI value type along with some useful known values such as +PACKAGE_URI. +""" + +import posixpath + + +class PackURI(str): + """ + Provides access to pack URI components such as the baseURI and the + filename slice. Behaves as |str| otherwise. + """ + def __new__(cls, pack_uri_str): + if not pack_uri_str[0] == '/': + tmpl = "PackURI must begin with slash, got '%s'" + raise ValueError(tmpl % pack_uri_str) + return str.__new__(cls, pack_uri_str) + + @property + def baseURI(self): + """ + The base URI of this pack URI, the directory portion, roughly + speaking. E.g. ``'/ppt/slides'`` for ``'/ppt/slides/slide1.xml'``. + For the package pseudo-partname '/', baseURI is '/'. + """ + return posixpath.split(self)[0] + + @property + def filename(self): + """ + The "filename" portion of this pack URI, e.g. ``'slide1.xml'`` for + ``'/ppt/slides/slide1.xml'``. For the package pseudo-partname '/', + filename is ''. + """ + return posixpath.split(self)[1] + + @property + def membername(self): + """ + The pack URI with the leading slash stripped off, the form used as + the Zip file membername for the package item. Returns '' for the + package pseudo-partname '/'. + """ + return self[1:] + + @property + def rels_uri(self): + """ + The pack URI of the .rels part corresponding to the current pack URI. + Only produces sensible output if the pack URI is a partname or the + package pseudo-partname '/'. + """ + rels_filename = '%s.rels' % self.filename + rels_uri_str = posixpath.join(self.baseURI, '_rels', rels_filename) + return PackURI(rels_uri_str) + + +PACKAGE_URI = PackURI('/') +CONTENT_TYPES_URI = PackURI('/[Content_Types].xml') diff --git a/tests/test_packuri.py b/tests/test_packuri.py new file mode 100644 index 0000000..610a3ce --- /dev/null +++ b/tests/test_packuri.py @@ -0,0 +1,65 @@ +# -*- coding: utf-8 -*- +# +# test_packuri.py +# +# Copyright (C) 2013 Steve Canny scanny@cisco.com +# +# This module is part of python-pptx and is released under the MIT License: +# http://www.opensource.org/licenses/mit-license.php + +"""Test suite for opc.packuri module.""" + +import pytest + +from opc.packuri import PackURI + + +class DescribePackURI(object): + + def cases(self, expected_values): + """ + Return list of tuples zipped from uri_str cases and + *expected_values*. Raise if lengths don't match. + """ + uri_str_cases = [ + '/', + '/ppt/presentation.xml', + '/ppt/slides/slide1.xml', + ] + if len(expected_values) != len(uri_str_cases): + msg = "len(expected_values) differs from len(uri_str_cases)" + raise AssertionError(msg) + pack_uris = [PackURI(uri_str) for uri_str in uri_str_cases] + return zip(pack_uris, expected_values) + + def it_should_raise_on_construct_with_bad_pack_uri_str(self): + with pytest.raises(ValueError): + PackURI('foobar') + + def it_can_calculate_baseURI(self): + expected_values = ('/', '/ppt', '/ppt/slides') + for pack_uri, expected_baseURI in self.cases(expected_values): + assert pack_uri.baseURI == expected_baseURI + + def it_can_calculate_filename(self): + expected_values = ('', 'presentation.xml', 'slide1.xml') + for pack_uri, expected_filename in self.cases(expected_values): + assert pack_uri.filename == expected_filename + + def it_can_calculate_membername(self): + expected_values = ( + '', + 'ppt/presentation.xml', + 'ppt/slides/slide1.xml', + ) + for pack_uri, expected_membername in self.cases(expected_values): + assert pack_uri.membername == expected_membername + + def it_can_calculate_rels_uri(self): + expected_values = ( + '/_rels/.rels', + '/ppt/_rels/presentation.xml.rels', + '/ppt/slides/_rels/slide1.xml.rels', + ) + for pack_uri, expected_rels_uri in self.cases(expected_values): + assert pack_uri.rels_uri == expected_rels_uri From be5d26cea11b683c997458862d34934d968935d2 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Thu, 1 Aug 2013 16:59:13 -0700 Subject: [PATCH 08/87] add PhysPkgReader factory --- opc/phys_pkg.py | 26 ++++++++++++++++++++++++++ tests/test_phys_pkg.py | 34 ++++++++++++++++++++++++++++++++++ 2 files changed, 60 insertions(+) create mode 100644 opc/phys_pkg.py create mode 100644 tests/test_phys_pkg.py diff --git a/opc/phys_pkg.py b/opc/phys_pkg.py new file mode 100644 index 0000000..f4d050d --- /dev/null +++ b/opc/phys_pkg.py @@ -0,0 +1,26 @@ +# -*- coding: utf-8 -*- +# +# phys_pkg.py +# +# Copyright (C) 2013 Steve Canny scanny@cisco.com +# +# This module is part of python-opc and is released under the MIT License: +# http://www.opensource.org/licenses/mit-license.php + +""" +Provides a general interface to a *physical* OPC package, such as a zip file. +""" + + +class PhysPkgReader(object): + """ + Factory for physical package reader objects. + """ + def __new__(cls, pkg_file): + return ZipPkgReader(pkg_file) + + +class ZipPkgReader(object): + """ + Implements |PhysPkgReader| interface for a zip file OPC package. + """ diff --git a/tests/test_phys_pkg.py b/tests/test_phys_pkg.py new file mode 100644 index 0000000..c1decd0 --- /dev/null +++ b/tests/test_phys_pkg.py @@ -0,0 +1,34 @@ +# -*- coding: utf-8 -*- +# +# test_phys_pkg.py +# +# Copyright (C) 2013 Steve Canny scanny@cisco.com +# +# This module is part of python-pptx and is released under the MIT License: +# http://www.opensource.org/licenses/mit-license.php + +"""Test suite for opc.phys_pkg module.""" + +from opc.phys_pkg import PhysPkgReader + +import pytest + +from mock import Mock + +from .unitutil import class_mock + + +class DescribePhysPkgReader(object): + + @pytest.fixture + def ZipPkgReader_(self, request): + return class_mock('opc.phys_pkg.ZipPkgReader', request) + + def it_constructs_a_pkg_reader_instance(self, ZipPkgReader_): + # mockery ---------------------- + pkg_file = Mock(name='pkg_file') + # exercise --------------------- + phys_pkg_reader = PhysPkgReader(pkg_file) + # verify ----------------------- + ZipPkgReader_.assert_called_once_with(pkg_file) + assert phys_pkg_reader == ZipPkgReader_.return_value From 492b5c0bd4a857ad5259a8e9e4b0830c8acd48e6 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sat, 20 Jul 2013 15:30:18 -0700 Subject: [PATCH 09/87] add PackageReader.from_file() --- opc/phys_pkg.py | 13 +++++++++ opc/pkgreader.py | 41 ++++++++++++++++++++++++++ tests/test_pkgreader.py | 64 +++++++++++++++++++++++++++++++++++++++++ 3 files changed, 118 insertions(+) create mode 100644 tests/test_pkgreader.py diff --git a/opc/phys_pkg.py b/opc/phys_pkg.py index f4d050d..7e1a9cb 100644 --- a/opc/phys_pkg.py +++ b/opc/phys_pkg.py @@ -24,3 +24,16 @@ class ZipPkgReader(object): """ Implements |PhysPkgReader| interface for a zip file OPC package. """ + def __init__(self, pkg_file): + super(ZipPkgReader, self).__init__() + + def close(self): + """ + Close the zip archive, releasing any resources it is using. + """ + + @property + def content_types_xml(self): + """ + Return the `[Content_Types].xml` blob from the zip package. + """ diff --git a/opc/pkgreader.py b/opc/pkgreader.py index f9fd4f9..06f0841 100644 --- a/opc/pkgreader.py +++ b/opc/pkgreader.py @@ -12,14 +12,55 @@ (OPC) package. """ +from opc.packuri import PACKAGE_URI +from opc.phys_pkg import PhysPkgReader + class PackageReader(object): """ Provides access to the contents of a zip-format OPC package via its :attr:`serialized_parts` and :attr:`pkg_srels` attributes. """ + def __init__(self, content_types, pkg_srels, sparts): + super(PackageReader, self).__init__() + @staticmethod def from_file(pkg_file): """ Return a |PackageReader| instance loaded with contents of *pkg_file*. """ + phys_reader = PhysPkgReader(pkg_file) + content_types = _ContentTypeMap.from_xml(phys_reader.content_types_xml) + pkg_srels = PackageReader._srels_for(phys_reader, PACKAGE_URI) + sparts = PackageReader._load_serialized_parts(phys_reader, pkg_srels, + content_types) + phys_reader.close() + return PackageReader(content_types, pkg_srels, sparts) + + @staticmethod + def _load_serialized_parts(phys_reader, pkg_srels, content_types): + """ + Return a list of |_SerializedPart| instances corresponding to the + parts in *phys_reader* accessible by walking the relationship graph + starting with *pkg_srels*. + """ + + @staticmethod + def _srels_for(phys_reader, source_uri): + """ + Return |_SerializedRelationshipCollection| instance populated with + relationships for source identified by *source_uri*. + """ + + +class _ContentTypeMap(object): + """ + Value type providing dictionary semantics for looking up content type by + part name, e.g. ``content_type = cti['/ppt/presentation.xml']``. + """ + @staticmethod + def from_xml(content_types_xml): + """ + Return a new |_ContentTypeMap| instance populated with the contents + of *content_types_xml*. + """ diff --git a/tests/test_pkgreader.py b/tests/test_pkgreader.py new file mode 100644 index 0000000..e0c7914 --- /dev/null +++ b/tests/test_pkgreader.py @@ -0,0 +1,64 @@ +# -*- coding: utf-8 -*- +# +# test_pkgreader.py +# +# Copyright (C) 2013 Steve Canny scanny@cisco.com +# +# This module is part of python-pptx and is released under the MIT License: +# http://www.opensource.org/licenses/mit-license.php + +"""Test suite for opc.pkgreader module.""" + +import pytest + +from mock import Mock, patch + +from opc.phys_pkg import ZipPkgReader +from opc.pkgreader import _ContentTypeMap, PackageReader + +from .unitutil import initializer_mock, method_mock + + +class DescribePackageReader(object): + + @pytest.fixture + def from_xml(self, request): + return method_mock(_ContentTypeMap, 'from_xml', request) + + @pytest.fixture + def init(self, request): + return initializer_mock(PackageReader, request) + + @pytest.fixture + def _load_serialized_parts(self, request): + return method_mock(PackageReader, '_load_serialized_parts', request) + + @pytest.fixture + def PhysPkgReader_(self, request): + _patch = patch('opc.pkgreader.PhysPkgReader', spec_set=ZipPkgReader) + request.addfinalizer(_patch.stop) + return _patch.start() + + @pytest.fixture + def _srels_for(self, request): + return method_mock(PackageReader, '_srels_for', request) + + def it_can_construct_from_pkg_file(self, init, PhysPkgReader_, from_xml, + _srels_for, _load_serialized_parts): + # mockery ---------------------- + phys_reader = PhysPkgReader_.return_value + content_types = from_xml.return_value + pkg_srels = _srels_for.return_value + sparts = _load_serialized_parts.return_value + pkg_file = Mock(name='pkg_file') + # exercise --------------------- + pkg_reader = PackageReader.from_file(pkg_file) + # verify ----------------------- + PhysPkgReader_.assert_called_once_with(pkg_file) + from_xml.assert_called_once_with(phys_reader.content_types_xml) + _srels_for.assert_called_once_with(phys_reader, '/') + _load_serialized_parts.assert_called_once_with(phys_reader, pkg_srels, + content_types) + phys_reader.close.assert_called_once_with() + init.assert_called_once_with(content_types, pkg_srels, sparts) + assert isinstance(pkg_reader, PackageReader) From 6bb2b382b5632adb89001ab336fd3fd5ecc0d869 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sat, 3 Aug 2013 04:59:20 -0700 Subject: [PATCH 10/87] add PackageReader.iter_sparts() --- opc/pkgreader.py | 9 +++++++++ tests/test_pkgreader.py | 15 +++++++++++++++ 2 files changed, 24 insertions(+) diff --git a/opc/pkgreader.py b/opc/pkgreader.py index 06f0841..43a3e86 100644 --- a/opc/pkgreader.py +++ b/opc/pkgreader.py @@ -23,6 +23,7 @@ class PackageReader(object): """ def __init__(self, content_types, pkg_srels, sparts): super(PackageReader, self).__init__() + self._sparts = sparts @staticmethod def from_file(pkg_file): @@ -37,6 +38,14 @@ def from_file(pkg_file): phys_reader.close() return PackageReader(content_types, pkg_srels, sparts) + def iter_sparts(self): + """ + Generate a 3-tuple `(partname, content_type, blob)` for each of the + serialized parts in the package. + """ + for spart in self._sparts: + yield (spart.partname, spart.content_type, spart.blob) + @staticmethod def _load_serialized_parts(phys_reader, pkg_srels, content_types): """ diff --git a/tests/test_pkgreader.py b/tests/test_pkgreader.py index e0c7914..27e314a 100644 --- a/tests/test_pkgreader.py +++ b/tests/test_pkgreader.py @@ -62,3 +62,18 @@ def it_can_construct_from_pkg_file(self, init, PhysPkgReader_, from_xml, phys_reader.close.assert_called_once_with() init.assert_called_once_with(content_types, pkg_srels, sparts) assert isinstance(pkg_reader, PackageReader) + + def it_can_iterate_over_the_serialized_parts(self): + # mockery ---------------------- + partname, content_type, blob = ('part/name.xml', 'app/vnd.type', + '') + spart = Mock(name='spart', partname=partname, + content_type=content_type, blob=blob) + pkg_reader = PackageReader(None, None, [spart]) + iter_count = 0 + # exercise --------------------- + for retval in pkg_reader.iter_sparts(): + iter_count += 1 + # verify ----------------------- + assert retval == (partname, content_type, blob) + assert iter_count == 1 From d67b7a0b28287e10fc7da7e901a655375f6e4913 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 21 Jul 2013 00:03:10 -0700 Subject: [PATCH 11/87] add PackageReader._load_serialized_parts() --- opc/pkgreader.py | 23 +++++++++++++++++++++++ tests/test_pkgreader.py | 38 ++++++++++++++++++++++++++++++++++++-- 2 files changed, 59 insertions(+), 2 deletions(-) diff --git a/opc/pkgreader.py b/opc/pkgreader.py index 43a3e86..435bcc6 100644 --- a/opc/pkgreader.py +++ b/opc/pkgreader.py @@ -53,6 +53,13 @@ def _load_serialized_parts(phys_reader, pkg_srels, content_types): parts in *phys_reader* accessible by walking the relationship graph starting with *pkg_srels*. """ + sparts = [] + part_walker = PackageReader._walk_phys_parts(phys_reader, pkg_srels) + for partname, blob, srels in part_walker: + content_type = content_types[partname] + spart = _SerializedPart(partname, content_type, blob, srels) + sparts.append(spart) + return tuple(sparts) @staticmethod def _srels_for(phys_reader, source_uri): @@ -61,6 +68,13 @@ def _srels_for(phys_reader, source_uri): relationships for source identified by *source_uri*. """ + @staticmethod + def _walk_phys_parts(phys_reader, srels, visited_partnames=None): + """ + Generate a 3-tuple `(partname, blob, srels)` for each of the parts in + *phys_reader* by walking the relationship graph rooted at srels. + """ + class _ContentTypeMap(object): """ @@ -73,3 +87,12 @@ def from_xml(content_types_xml): Return a new |_ContentTypeMap| instance populated with the contents of *content_types_xml*. """ + + +class _SerializedPart(object): + """ + Value object for an OPC package part. Provides access to the partname, + content type, blob, and serialized relationships for the part. + """ + def __init__(self, partname, content_type, blob, srels): + super(_SerializedPart, self).__init__() diff --git a/tests/test_pkgreader.py b/tests/test_pkgreader.py index 27e314a..f55601a 100644 --- a/tests/test_pkgreader.py +++ b/tests/test_pkgreader.py @@ -11,12 +11,12 @@ import pytest -from mock import Mock, patch +from mock import call, Mock, patch from opc.phys_pkg import ZipPkgReader from opc.pkgreader import _ContentTypeMap, PackageReader -from .unitutil import initializer_mock, method_mock +from .unitutil import class_mock, initializer_mock, method_mock class DescribePackageReader(object): @@ -39,10 +39,18 @@ def PhysPkgReader_(self, request): request.addfinalizer(_patch.stop) return _patch.start() + @pytest.fixture + def _SerializedPart_(self, request): + return class_mock('opc.pkgreader._SerializedPart', request) + @pytest.fixture def _srels_for(self, request): return method_mock(PackageReader, '_srels_for', request) + @pytest.fixture + def _walk_phys_parts(self, request): + return method_mock(PackageReader, '_walk_phys_parts', request) + def it_can_construct_from_pkg_file(self, init, PhysPkgReader_, from_xml, _srels_for, _load_serialized_parts): # mockery ---------------------- @@ -77,3 +85,29 @@ def it_can_iterate_over_the_serialized_parts(self): # verify ----------------------- assert retval == (partname, content_type, blob) assert iter_count == 1 + + def it_can_load_serialized_parts(self, _SerializedPart_, _walk_phys_parts): + # test data -------------------- + test_data = ( + ('/part/name1.xml', 'app/vnd.type_1', '', 'srels_1'), + ('/part/name2.xml', 'app/vnd.type_2', '', 'srels_2'), + ) + iter_vals = [(t[0], t[2], t[3]) for t in test_data] + content_types = dict((t[0], t[1]) for t in test_data) + # mockery ---------------------- + phys_reader = Mock(name='phys_reader') + pkg_srels = Mock(name='pkg_srels') + _walk_phys_parts.return_value = iter_vals + _SerializedPart_.side_effect = expected_sparts = ( + Mock(name='spart_1'), Mock(name='spart_2') + ) + # exercise --------------------- + retval = PackageReader._load_serialized_parts(phys_reader, pkg_srels, + content_types) + # verify ----------------------- + expected_calls = [ + call('/part/name1.xml', 'app/vnd.type_1', '', 'srels_1'), + call('/part/name2.xml', 'app/vnd.type_2', '', 'srels_2'), + ] + assert _SerializedPart_.call_args_list == expected_calls + assert retval == expected_sparts From 26c2871d0981392e8237b772563d4d7b020f58de Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 21 Jul 2013 01:18:49 -0700 Subject: [PATCH 12/87] add PackageReader._walk_phys_parts() --- opc/pkgreader.py | 15 ++++++++++++++ tests/test_pkgreader.py | 44 +++++++++++++++++++++++++++++++++++++++++ 2 files changed, 59 insertions(+) diff --git a/opc/pkgreader.py b/opc/pkgreader.py index 435bcc6..7cd7518 100644 --- a/opc/pkgreader.py +++ b/opc/pkgreader.py @@ -74,6 +74,21 @@ def _walk_phys_parts(phys_reader, srels, visited_partnames=None): Generate a 3-tuple `(partname, blob, srels)` for each of the parts in *phys_reader* by walking the relationship graph rooted at srels. """ + if visited_partnames is None: + visited_partnames = [] + for srel in srels: + if srel.is_external: + continue + partname = srel.target_partname + if partname in visited_partnames: + continue + visited_partnames.append(partname) + part_srels = PackageReader._srels_for(phys_reader, partname) + blob = phys_reader.blob_for(partname) + yield (partname, blob, part_srels) + for partname, blob, srels in PackageReader._walk_phys_parts( + phys_reader, part_srels, visited_partnames): + yield (partname, blob, srels) class _ContentTypeMap(object): diff --git a/tests/test_pkgreader.py b/tests/test_pkgreader.py index f55601a..4a0c2d1 100644 --- a/tests/test_pkgreader.py +++ b/tests/test_pkgreader.py @@ -111,3 +111,47 @@ def it_can_load_serialized_parts(self, _SerializedPart_, _walk_phys_parts): ] assert _SerializedPart_.call_args_list == expected_calls assert retval == expected_sparts + + def it_can_walk_phys_pkg_parts(self, _srels_for): + # test data -------------------- + # +----------+ +--------+ + # | pkg_rels |-----> | part_1 | + # +----------+ +--------+ + # | | ^ + # v v | + # external +--------+ +--------+ + # | part_2 |---> | part_3 | + # +--------+ +--------+ + partname_1, partname_2, partname_3 = ( + '/part/name1.xml', '/part/name2.xml', '/part/name3.xml' + ) + part_1_blob, part_2_blob, part_3_blob = ( + '', '', '' + ) + srels = [ + Mock(name='rId1', is_external=True), + Mock(name='rId2', is_external=False, target_partname=partname_1), + Mock(name='rId3', is_external=False, target_partname=partname_2), + Mock(name='rId4', is_external=False, target_partname=partname_1), + Mock(name='rId5', is_external=False, target_partname=partname_3), + ] + pkg_srels = srels[:2] + part_1_srels = srels[2:3] + part_2_srels = srels[3:5] + part_3_srels = [] + # mockery ---------------------- + phys_reader = Mock(name='phys_reader') + _srels_for.side_effect = [part_1_srels, part_2_srels, part_3_srels] + phys_reader.blob_for.side_effect = [ + part_1_blob, part_2_blob, part_3_blob + ] + # exercise --------------------- + generated_tuples = [t for t in PackageReader._walk_phys_parts( + phys_reader, pkg_srels)] + # verify ----------------------- + expected_tuples = [ + (partname_1, part_1_blob, part_1_srels), + (partname_2, part_2_blob, part_2_srels), + (partname_3, part_3_blob, part_3_srels), + ] + assert generated_tuples == expected_tuples From c55a03fa14529516b49108d889e55a5d5ccb37de Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Fri, 2 Aug 2013 01:03:49 -0700 Subject: [PATCH 13/87] add PackageReader._srels_for() --- opc/pkgreader.py | 17 +++++++++++++++++ tests/test_pkgreader.py | 20 ++++++++++++++++++++ 2 files changed, 37 insertions(+) diff --git a/opc/pkgreader.py b/opc/pkgreader.py index 7cd7518..66ebb37 100644 --- a/opc/pkgreader.py +++ b/opc/pkgreader.py @@ -67,6 +67,9 @@ def _srels_for(phys_reader, source_uri): Return |_SerializedRelationshipCollection| instance populated with relationships for source identified by *source_uri*. """ + rels_xml = phys_reader.rels_xml_for(source_uri) + return _SerializedRelationshipCollection.load_from_xml( + source_uri.baseURI, rels_xml) @staticmethod def _walk_phys_parts(phys_reader, srels, visited_partnames=None): @@ -111,3 +114,17 @@ class _SerializedPart(object): """ def __init__(self, partname, content_type, blob, srels): super(_SerializedPart, self).__init__() + + +class _SerializedRelationshipCollection(object): + """ + Read-only sequence of |_SerializedRelationship| instances corresponding + to the relationships item XML passed to constructor. + """ + @staticmethod + def load_from_xml(baseURI, rels_item_xml): + """ + Return |_SerializedRelationshipCollection| instance loaded with the + relationships contained in *rels_item_xml*. Returns an empty + collection if *rels_item_xml* is |None|. + """ diff --git a/tests/test_pkgreader.py b/tests/test_pkgreader.py index 4a0c2d1..8fdf584 100644 --- a/tests/test_pkgreader.py +++ b/tests/test_pkgreader.py @@ -43,6 +43,11 @@ def PhysPkgReader_(self, request): def _SerializedPart_(self, request): return class_mock('opc.pkgreader._SerializedPart', request) + @pytest.fixture + def _SerializedRelationshipCollection_(self, request): + return class_mock('opc.pkgreader._SerializedRelationshipCollection', + request) + @pytest.fixture def _srels_for(self, request): return method_mock(PackageReader, '_srels_for', request) @@ -155,3 +160,18 @@ def it_can_walk_phys_pkg_parts(self, _srels_for): (partname_3, part_3_blob, part_3_srels), ] assert generated_tuples == expected_tuples + + def it_can_retrieve_srels_for_a_source_uri( + self, _SerializedRelationshipCollection_): + # mockery ---------------------- + phys_reader = Mock(name='phys_reader') + source_uri = Mock(name='source_uri') + rels_xml = phys_reader.rels_xml_for.return_value + load_from_xml = _SerializedRelationshipCollection_.load_from_xml + srels = load_from_xml.return_value + # exercise --------------------- + retval = PackageReader._srels_for(phys_reader, source_uri) + # verify ----------------------- + phys_reader.rels_xml_for.assert_called_once_with(source_uri) + load_from_xml.assert_called_once_with(source_uri.baseURI, rels_xml) + assert retval == srels From 94cc1230d17cca6b07407b8591543403aa027495 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Thu, 1 Aug 2013 23:58:19 -0700 Subject: [PATCH 14/87] add ZipPkgReader.__init__() --- opc/phys_pkg.py | 3 +++ tests/test_phys_pkg.py | 15 ++++++++++++++- 2 files changed, 17 insertions(+), 1 deletion(-) diff --git a/opc/phys_pkg.py b/opc/phys_pkg.py index 7e1a9cb..9ba9225 100644 --- a/opc/phys_pkg.py +++ b/opc/phys_pkg.py @@ -11,6 +11,8 @@ Provides a general interface to a *physical* OPC package, such as a zip file. """ +from zipfile import ZipFile + class PhysPkgReader(object): """ @@ -26,6 +28,7 @@ class ZipPkgReader(object): """ def __init__(self, pkg_file): super(ZipPkgReader, self).__init__() + self._zipf = ZipFile(pkg_file, 'r') def close(self): """ diff --git a/tests/test_phys_pkg.py b/tests/test_phys_pkg.py index c1decd0..c7777b2 100644 --- a/tests/test_phys_pkg.py +++ b/tests/test_phys_pkg.py @@ -9,7 +9,7 @@ """Test suite for opc.phys_pkg module.""" -from opc.phys_pkg import PhysPkgReader +from opc.phys_pkg import PhysPkgReader, ZipPkgReader import pytest @@ -18,6 +18,11 @@ from .unitutil import class_mock +@pytest.fixture +def ZipFile_(request): + return class_mock('opc.phys_pkg.ZipFile', request) + + class DescribePhysPkgReader(object): @pytest.fixture @@ -32,3 +37,11 @@ def it_constructs_a_pkg_reader_instance(self, ZipPkgReader_): # verify ----------------------- ZipPkgReader_.assert_called_once_with(pkg_file) assert phys_pkg_reader == ZipPkgReader_.return_value + + +class DescribeZipPkgReader(object): + + def it_opens_pkg_file_zip_on_construction(self, ZipFile_): + pkg_file = Mock(name='pkg_file') + ZipPkgReader(pkg_file) + ZipFile_.assert_called_once_with(pkg_file, 'r') From 30c69a4b72def8d0ecf55f969cd24db3848a5d64 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Fri, 2 Aug 2013 00:20:55 -0700 Subject: [PATCH 15/87] add ZipPkgReader.close() --- opc/phys_pkg.py | 1 + tests/test_phys_pkg.py | 9 +++++++++ 2 files changed, 10 insertions(+) diff --git a/opc/phys_pkg.py b/opc/phys_pkg.py index 9ba9225..bdfaa00 100644 --- a/opc/phys_pkg.py +++ b/opc/phys_pkg.py @@ -34,6 +34,7 @@ def close(self): """ Close the zip archive, releasing any resources it is using. """ + self._zipf.close() @property def content_types_xml(self): diff --git a/tests/test_phys_pkg.py b/tests/test_phys_pkg.py index c7777b2..789aee7 100644 --- a/tests/test_phys_pkg.py +++ b/tests/test_phys_pkg.py @@ -45,3 +45,12 @@ def it_opens_pkg_file_zip_on_construction(self, ZipFile_): pkg_file = Mock(name='pkg_file') ZipPkgReader(pkg_file) ZipFile_.assert_called_once_with(pkg_file, 'r') + + def it_can_be_closed(self, ZipFile_): + # mockery ---------------------- + zipf = ZipFile_.return_value + zip_pkg_reader = ZipPkgReader(None) + # exercise --------------------- + zip_pkg_reader.close() + # verify ----------------------- + zipf.close.assert_called_once_with() From ad52d8d890510dea0ff9f3f71bb1ae55c790ab9d Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sat, 20 Jul 2013 17:02:49 -0700 Subject: [PATCH 16/87] add ZipPkgReader.content_types_xml --- opc/phys_pkg.py | 3 +++ tests/test_phys_pkg.py | 17 ++++++++++++++++- 2 files changed, 19 insertions(+), 1 deletion(-) diff --git a/opc/phys_pkg.py b/opc/phys_pkg.py index bdfaa00..8fe7156 100644 --- a/opc/phys_pkg.py +++ b/opc/phys_pkg.py @@ -26,6 +26,8 @@ class ZipPkgReader(object): """ Implements |PhysPkgReader| interface for a zip file OPC package. """ + _CONTENT_TYPES_MEMBERNAME = '[Content_Types].xml' + def __init__(self, pkg_file): super(ZipPkgReader, self).__init__() self._zipf = ZipFile(pkg_file, 'r') @@ -41,3 +43,4 @@ def content_types_xml(self): """ Return the `[Content_Types].xml` blob from the zip package. """ + return self._zipf.read(self._CONTENT_TYPES_MEMBERNAME) diff --git a/tests/test_phys_pkg.py b/tests/test_phys_pkg.py index 789aee7..ca6135e 100644 --- a/tests/test_phys_pkg.py +++ b/tests/test_phys_pkg.py @@ -9,13 +9,18 @@ """Test suite for opc.phys_pkg module.""" +import hashlib + from opc.phys_pkg import PhysPkgReader, ZipPkgReader import pytest from mock import Mock -from .unitutil import class_mock +from .unitutil import abspath, class_mock + + +test_pptx_path = abspath('test_files/test.pptx') @pytest.fixture @@ -41,6 +46,12 @@ def it_constructs_a_pkg_reader_instance(self, ZipPkgReader_): class DescribeZipPkgReader(object): + @pytest.fixture(scope='class') + def phys_reader(self, request): + phys_reader = ZipPkgReader(test_pptx_path) + request.addfinalizer(phys_reader.close) + return phys_reader + def it_opens_pkg_file_zip_on_construction(self, ZipFile_): pkg_file = Mock(name='pkg_file') ZipPkgReader(pkg_file) @@ -54,3 +65,7 @@ def it_can_be_closed(self, ZipFile_): zip_pkg_reader.close() # verify ----------------------- zipf.close.assert_called_once_with() + + def it_has_the_content_types_xml(self, phys_reader): + sha1 = hashlib.sha1(phys_reader.content_types_xml).hexdigest() + assert sha1 == '9604a4fb3bf9626f5ad59a4e82029b3a501f106a' From ed80ca672a4e327c2b3d4a9bed9e5e3fdf0ed39a Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Fri, 2 Aug 2013 01:51:18 -0700 Subject: [PATCH 17/87] add ZipPkgReader.rels_xml_for() --- opc/phys_pkg.py | 11 +++++++++++ tests/test_phys_pkg.py | 11 +++++++++++ 2 files changed, 22 insertions(+) diff --git a/opc/phys_pkg.py b/opc/phys_pkg.py index 8fe7156..70c53ea 100644 --- a/opc/phys_pkg.py +++ b/opc/phys_pkg.py @@ -44,3 +44,14 @@ def content_types_xml(self): Return the `[Content_Types].xml` blob from the zip package. """ return self._zipf.read(self._CONTENT_TYPES_MEMBERNAME) + + def rels_xml_for(self, source_uri): + """ + Return rels item XML for source with *source_uri* or None if no rels + item is present. + """ + try: + rels_xml = self._zipf.read(source_uri.rels_uri.membername) + except KeyError: + rels_xml = None + return rels_xml diff --git a/tests/test_phys_pkg.py b/tests/test_phys_pkg.py index ca6135e..7d83be3 100644 --- a/tests/test_phys_pkg.py +++ b/tests/test_phys_pkg.py @@ -11,6 +11,7 @@ import hashlib +from opc.packuri import PACKAGE_URI, PackURI from opc.phys_pkg import PhysPkgReader, ZipPkgReader import pytest @@ -69,3 +70,13 @@ def it_can_be_closed(self, ZipFile_): def it_has_the_content_types_xml(self, phys_reader): sha1 = hashlib.sha1(phys_reader.content_types_xml).hexdigest() assert sha1 == '9604a4fb3bf9626f5ad59a4e82029b3a501f106a' + + def it_can_retrieve_rels_xml_for_source_uri(self, phys_reader): + rels_xml = phys_reader.rels_xml_for(PACKAGE_URI) + sha1 = hashlib.sha1(rels_xml).hexdigest() + assert sha1 == 'e31451d4bbe7d24adbe21454b8e9fdae92f50de5' + + def it_returns_none_when_part_has_no_rels_xml(self, phys_reader): + partname = PackURI('/ppt/viewProps.xml') + rels_xml = phys_reader.rels_xml_for(partname) + assert rels_xml is None From e7289f17b79652844097f65e51b6e4be8a14149b Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Fri, 2 Aug 2013 02:12:27 -0700 Subject: [PATCH 18/87] add opc/oxml.py module baseline --- opc/oxml.py | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 opc/oxml.py diff --git a/opc/oxml.py b/opc/oxml.py new file mode 100644 index 0000000..9249dd4 --- /dev/null +++ b/opc/oxml.py @@ -0,0 +1,31 @@ +# -*- coding: utf-8 -*- +# +# oxml.py +# +# Copyright (C) 2012, 2013 Steve Canny scanny@cisco.com +# +# This module is part of python-opc and is released under the MIT License: +# http://www.opensource.org/licenses/mit-license.php + +""" +Classes that directly manipulate Open XML and provide direct object-oriented +access to the XML elements. +""" + +from lxml import etree, objectify + + +# configure objectified XML parser +fallback_lookup = objectify.ObjectifyElementClassLookup() +element_class_lookup = etree.ElementNamespaceClassLookup(fallback_lookup) +oxml_parser = etree.XMLParser(remove_blank_text=True) +oxml_parser.set_element_class_lookup(element_class_lookup) + + +# =========================================================================== +# functions +# =========================================================================== + +def oxml_fromstring(text): + """``etree.fromstring()`` replacement that uses oxml parser""" + return objectify.fromstring(text, oxml_parser) From 5be946c66a7e683be7d2ee1d8c6364cd37049bc0 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Fri, 2 Aug 2013 02:13:47 -0700 Subject: [PATCH 19/87] add _SerializedRelationshipCollctn.load_from_xml() --- opc/pkgreader.py | 19 +++++++++++++++++++ tests/test_pkgreader.py | 37 ++++++++++++++++++++++++++++++++++++- 2 files changed, 55 insertions(+), 1 deletion(-) diff --git a/opc/pkgreader.py b/opc/pkgreader.py index 66ebb37..bd73915 100644 --- a/opc/pkgreader.py +++ b/opc/pkgreader.py @@ -12,6 +12,7 @@ (OPC) package. """ +from opc.oxml import oxml_fromstring from opc.packuri import PACKAGE_URI from opc.phys_pkg import PhysPkgReader @@ -116,11 +117,23 @@ def __init__(self, partname, content_type, blob, srels): super(_SerializedPart, self).__init__() +class _SerializedRelationship(object): + """ + Value object representing a serialized relationship in an OPC package. + Serialized, in this case, means any target part is referred to via its + partname rather than a direct link to an in-memory |Part| object. + """ + + class _SerializedRelationshipCollection(object): """ Read-only sequence of |_SerializedRelationship| instances corresponding to the relationships item XML passed to constructor. """ + def __init__(self): + super(_SerializedRelationshipCollection, self).__init__() + self._srels = [] + @staticmethod def load_from_xml(baseURI, rels_item_xml): """ @@ -128,3 +141,9 @@ def load_from_xml(baseURI, rels_item_xml): relationships contained in *rels_item_xml*. Returns an empty collection if *rels_item_xml* is |None|. """ + srels = _SerializedRelationshipCollection() + if rels_item_xml is not None: + rels_elm = oxml_fromstring(rels_item_xml) + for rel_elm in rels_elm.Relationship: + srels._srels.append(_SerializedRelationship(baseURI, rel_elm)) + return srels diff --git a/tests/test_pkgreader.py b/tests/test_pkgreader.py index 8fdf584..78d5653 100644 --- a/tests/test_pkgreader.py +++ b/tests/test_pkgreader.py @@ -14,7 +14,9 @@ from mock import call, Mock, patch from opc.phys_pkg import ZipPkgReader -from opc.pkgreader import _ContentTypeMap, PackageReader +from opc.pkgreader import ( + _ContentTypeMap, PackageReader, _SerializedRelationshipCollection +) from .unitutil import class_mock, initializer_mock, method_mock @@ -175,3 +177,36 @@ def it_can_retrieve_srels_for_a_source_uri( phys_reader.rels_xml_for.assert_called_once_with(source_uri) load_from_xml.assert_called_once_with(source_uri.baseURI, rels_xml) assert retval == srels + + +class Describe_SerializedRelationshipCollection(object): + + @pytest.fixture + def oxml_fromstring(self, request): + _patch = patch('opc.pkgreader.oxml_fromstring') + request.addfinalizer(_patch.stop) + return _patch.start() + + @pytest.fixture + def _SerializedRelationship_(self, request): + return class_mock('opc.pkgreader._SerializedRelationship', request) + + def it_can_load_from_xml(self, oxml_fromstring, _SerializedRelationship_): + # mockery ---------------------- + baseURI, rels_item_xml, rel_elm_1, rel_elm_2 = ( + Mock(name='baseURI'), Mock(name='rels_item_xml'), + Mock(name='rel_elm_1'), Mock(name='rel_elm_2'), + ) + rels_elm = Mock(name='rels_elm', Relationship=[rel_elm_1, rel_elm_2]) + oxml_fromstring.return_value = rels_elm + # exercise --------------------- + srels = _SerializedRelationshipCollection.load_from_xml( + baseURI, rels_item_xml) + # verify ----------------------- + expected_calls = [ + call(baseURI, rel_elm_1), + call(baseURI, rel_elm_2), + ] + oxml_fromstring.assert_called_once_with(rels_item_xml) + assert _SerializedRelationship_.call_args_list == expected_calls + assert isinstance(srels, _SerializedRelationshipCollection) From 81e047ef8a847ab07cc45590d822cb9a26a0ca2d Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 21 Jul 2013 13:16:35 -0700 Subject: [PATCH 20/87] add _SerializedRelationship value type --- opc/pkgreader.py | 44 +++++++++++++++++++++++++++++++++++++++++ tests/test_pkgreader.py | 30 +++++++++++++++++++++++++++- 2 files changed, 73 insertions(+), 1 deletion(-) diff --git a/opc/pkgreader.py b/opc/pkgreader.py index bd73915..0bda318 100644 --- a/opc/pkgreader.py +++ b/opc/pkgreader.py @@ -12,6 +12,7 @@ (OPC) package. """ +from opc.constants import RELATIONSHIP_TARGET_MODE as RTM from opc.oxml import oxml_fromstring from opc.packuri import PACKAGE_URI from opc.phys_pkg import PhysPkgReader @@ -123,6 +124,49 @@ class _SerializedRelationship(object): Serialized, in this case, means any target part is referred to via its partname rather than a direct link to an in-memory |Part| object. """ + def __init__(self, baseURI, rel_elm): + super(_SerializedRelationship, self).__init__() + self._rId = rel_elm.rId + self._reltype = rel_elm.reltype + self._target_mode = rel_elm.target_mode + self._target_ref = rel_elm.target_ref + + @property + def is_external(self): + """ + True if target_mode is ``RTM.EXTERNAL`` + """ + return self._target_mode == RTM.EXTERNAL + + @property + def reltype(self): + """Relationship type, like ``RT.OFFICE_DOCUMENT``""" + return self._reltype + + @property + def rId(self): + """ + Relationship id, like 'rId9', corresponds to the ``Id`` attribute on + the ``CT_Relationship`` element. + """ + return self._rId + + @property + def target_mode(self): + """ + String in ``TargetMode`` attribute of ``CT_Relationship`` element, + one of ``RTM.INTERNAL`` or ``RTM.EXTERNAL``. + """ + return self._target_mode + + @property + def target_ref(self): + """ + String in ``Target`` attribute of ``CT_Relationship`` element, a + relative part reference for internal target mode or an arbitrary URI, + e.g. an HTTP URL, for external target mode. + """ + return self._target_ref class _SerializedRelationshipCollection(object): diff --git a/tests/test_pkgreader.py b/tests/test_pkgreader.py index 78d5653..0856b60 100644 --- a/tests/test_pkgreader.py +++ b/tests/test_pkgreader.py @@ -13,9 +13,11 @@ from mock import call, Mock, patch +from opc.constants import RELATIONSHIP_TARGET_MODE as RTM from opc.phys_pkg import ZipPkgReader from opc.pkgreader import ( - _ContentTypeMap, PackageReader, _SerializedRelationshipCollection + _ContentTypeMap, PackageReader, _SerializedRelationship, + _SerializedRelationshipCollection ) from .unitutil import class_mock, initializer_mock, method_mock @@ -179,6 +181,32 @@ def it_can_retrieve_srels_for_a_source_uri( assert retval == srels +class Describe_SerializedRelationship(object): + + def it_remembers_construction_values(self): + # test data -------------------- + rel_elm = Mock( + name='rel_elm', rId='rId9', reltype='ReLtYpE', + target_ref='docProps/core.xml', target_mode=RTM.INTERNAL + ) + # exercise --------------------- + srel = _SerializedRelationship('/', rel_elm) + # verify ----------------------- + assert srel.rId == 'rId9' + assert srel.reltype == 'ReLtYpE' + assert srel.target_ref == 'docProps/core.xml' + assert srel.target_mode == RTM.INTERNAL + + def it_knows_when_it_is_external(self): + cases = (RTM.INTERNAL, RTM.EXTERNAL, 'FOOBAR') + expected_values = (False, True, False) + for target_mode, expected_value in zip(cases, expected_values): + rel_elm = Mock(name='rel_elm', rId=None, reltype=None, + target_ref=None, target_mode=target_mode) + srel = _SerializedRelationship(None, rel_elm) + assert srel.is_external is expected_value + + class Describe_SerializedRelationshipCollection(object): @pytest.fixture From 04c871854e88e2cfafe2220a648a6afb3bca6482 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 21 Jul 2013 14:32:47 -0700 Subject: [PATCH 21/87] add CT_Relationship element class --- opc/oxml.py | 78 ++++++++++++++++++++++++++++++++++++++++++++++ tests/test_oxml.py | 24 ++++++++++++++ tests/unitdata.py | 55 ++++++++++++++++++++++++++++++++ 3 files changed, 157 insertions(+) create mode 100644 tests/test_oxml.py create mode 100644 tests/unitdata.py diff --git a/opc/oxml.py b/opc/oxml.py index 9249dd4..e6b574f 100644 --- a/opc/oxml.py +++ b/opc/oxml.py @@ -14,6 +14,8 @@ from lxml import etree, objectify +from opc.constants import NAMESPACE as NS, RELATIONSHIP_TARGET_MODE as RTM + # configure objectified XML parser fallback_lookup = objectify.ObjectifyElementClassLookup() @@ -21,6 +23,11 @@ oxml_parser = etree.XMLParser(remove_blank_text=True) oxml_parser.set_element_class_lookup(element_class_lookup) +nsmap = { + 'ct': NS.OPC_CONTENT_TYPES, + 'pr': NS.OPC_RELATIONSHIPS, +} + # =========================================================================== # functions @@ -29,3 +36,74 @@ def oxml_fromstring(text): """``etree.fromstring()`` replacement that uses oxml parser""" return objectify.fromstring(text, oxml_parser) + + +def oxml_tostring(elm, encoding=None, pretty_print=False, standalone=None): + # if xsi parameter is not set to False, PowerPoint won't load without a + # repair step; deannotate removes some original xsi:type tags in core.xml + # if this parameter is left out (or set to True) + objectify.deannotate(elm, xsi=False, cleanup_namespaces=True) + return etree.tostring(elm, encoding=encoding, pretty_print=pretty_print, + standalone=standalone) + + +# =========================================================================== +# Custom element classes +# =========================================================================== + +class OxmlBaseElement(objectify.ObjectifiedElement): + """ + Base class for all custom element classes, to add standardized behavior + to all classes in one place. + """ + @property + def xml(self): + """ + Return XML string for this element, suitable for testing purposes. + Pretty printed for readability and without an XML declaration at the + top. + """ + return oxml_tostring(self, encoding='unicode', pretty_print=True) + + +class CT_Relationship(OxmlBaseElement): + """ + ```` element, representing a single relationship from a + source to a target part. + """ + @property + def rId(self): + """ + String held in the ``Id`` attribute of this ```` + element. + """ + return self.get('Id') + + @property + def reltype(self): + """ + String held in the ``Type`` attribute of this ```` + element. + """ + return self.get('Type') + + @property + def target_ref(self): + """ + String held in the ``Target`` attribute of this ```` + element. + """ + return self.get('Target') + + @property + def target_mode(self): + """ + String held in the ``TargetMode`` attribute of this + ```` element, either ``Internal`` or ``External``. + Defaults to ``Internal``. + """ + return self.get('TargetMode', RTM.INTERNAL) + + +pr_namespace = element_class_lookup.get_namespace(nsmap['pr']) +pr_namespace['Relationship'] = CT_Relationship diff --git a/tests/test_oxml.py b/tests/test_oxml.py new file mode 100644 index 0000000..8961629 --- /dev/null +++ b/tests/test_oxml.py @@ -0,0 +1,24 @@ +# -*- coding: utf-8 -*- +# +# test_oxml.py +# +# Copyright (C) 2013 Steve Canny scanny@cisco.com +# +# This module is part of python-pptx and is released under the MIT License: +# http://www.opensource.org/licenses/mit-license.php + +"""Test suite for opc.oxml module.""" + +from opc.constants import RELATIONSHIP_TARGET_MODE as RTM + +from .unitdata import a_Relationship + + +class DescribeCT_Relationship(object): + + def it_provides_read_access_to_xml_values(self): + rel = a_Relationship().element + assert rel.rId == 'rId9' + assert rel.reltype == 'ReLtYpE' + assert rel.target_ref == 'docProps/core.xml' + assert rel.target_mode == RTM.INTERNAL diff --git a/tests/unitdata.py b/tests/unitdata.py new file mode 100644 index 0000000..d34acb5 --- /dev/null +++ b/tests/unitdata.py @@ -0,0 +1,55 @@ +# -*- coding: utf-8 -*- +# +# unitdata.py +# +# Copyright (C) 2013 Steve Canny scanny@cisco.com +# +# This module is part of python-pptx and is released under the MIT License: +# http://www.opensource.org/licenses/mit-license.php + +"""Test data builders for unit tests""" + +from opc.constants import NAMESPACE as NS +from opc.oxml import oxml_fromstring + + +class BaseBuilder(object): + """ + Provides common behavior for all data builders. + """ + @property + def element(self): + """Return element based on XML generated by builder""" + return oxml_fromstring(self.xml) + + +class CT_RelationshipBuilder(BaseBuilder): + """ + Test data builder for CT_Relationship (Relationship) XML element that + appears in .rels files + """ + def __init__(self): + """Establish instance variables with default values""" + self._rId = 'rId9' + self._reltype = 'ReLtYpE' + self._target = 'docProps/core.xml' + self._target_mode = None + self._namespace = ' xmlns="%s"' % NS.OPC_RELATIONSHIPS + + @property + def target_mode(self): + if self._target_mode is None: + return '' + return ' TargetMode="%s"' % self._target_mode + + @property + def xml(self): + """Return Relationship element""" + tmpl = '\n' + return tmpl % (self._namespace, self._rId, self._reltype, + self._target, self.target_mode) + + +def a_Relationship(): + """Return a CT_RelationshipBuilder instance""" + return CT_RelationshipBuilder() From 328f922ce7bde2ac62a035880fa40fdc5dc9c12c Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 21 Jul 2013 02:04:17 -0700 Subject: [PATCH 22/87] add _SerializedRelationshipCollection.__iter__() --- opc/pkgreader.py | 4 ++++ tests/test_pkgreader.py | 9 +++++++++ 2 files changed, 13 insertions(+) diff --git a/opc/pkgreader.py b/opc/pkgreader.py index 0bda318..d19efae 100644 --- a/opc/pkgreader.py +++ b/opc/pkgreader.py @@ -178,6 +178,10 @@ def __init__(self): super(_SerializedRelationshipCollection, self).__init__() self._srels = [] + def __iter__(self): + """Support iteration, e.g. 'for x in srels:'""" + return self._srels.__iter__() + @staticmethod def load_from_xml(baseURI, rels_item_xml): """ diff --git a/tests/test_pkgreader.py b/tests/test_pkgreader.py index 0856b60..19558f0 100644 --- a/tests/test_pkgreader.py +++ b/tests/test_pkgreader.py @@ -238,3 +238,12 @@ def it_can_load_from_xml(self, oxml_fromstring, _SerializedRelationship_): oxml_fromstring.assert_called_once_with(rels_item_xml) assert _SerializedRelationship_.call_args_list == expected_calls assert isinstance(srels, _SerializedRelationshipCollection) + + def it_should_be_iterable(self): + srels = _SerializedRelationshipCollection() + try: + for x in srels: + pass + except TypeError: + msg = "_SerializedRelationshipCollection object is not iterable" + pytest.fail(msg) From 8a3cab47373e771e39dd65f1b40d4a367406202d Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Fri, 2 Aug 2013 03:40:35 -0700 Subject: [PATCH 23/87] add PackURI.from_rel_ref() --- opc/packuri.py | 10 ++++++++++ tests/test_packuri.py | 6 ++++++ 2 files changed, 16 insertions(+) diff --git a/opc/packuri.py b/opc/packuri.py index c8992c9..223d207 100644 --- a/opc/packuri.py +++ b/opc/packuri.py @@ -26,6 +26,16 @@ def __new__(cls, pack_uri_str): raise ValueError(tmpl % pack_uri_str) return str.__new__(cls, pack_uri_str) + @staticmethod + def from_rel_ref(baseURI, relative_ref): + """ + Return a |PackURI| instance containing the absolute pack URI formed by + translating *relative_ref* onto *baseURI*. + """ + joined_uri = posixpath.join(baseURI, relative_ref) + abs_uri = posixpath.abspath(joined_uri) + return PackURI(abs_uri) + @property def baseURI(self): """ diff --git a/tests/test_packuri.py b/tests/test_packuri.py index 610a3ce..d62096c 100644 --- a/tests/test_packuri.py +++ b/tests/test_packuri.py @@ -32,6 +32,12 @@ def cases(self, expected_values): pack_uris = [PackURI(uri_str) for uri_str in uri_str_cases] return zip(pack_uris, expected_values) + def it_can_construct_from_relative_ref(self): + baseURI = '/ppt/slides' + relative_ref = '../slideLayouts/slideLayout1.xml' + pack_uri = PackURI.from_rel_ref(baseURI, relative_ref) + assert pack_uri == '/ppt/slideLayouts/slideLayout1.xml' + def it_should_raise_on_construct_with_bad_pack_uri_str(self): with pytest.raises(ValueError): PackURI('foobar') From db5a7487e397c4b2a0449939423ee84ba05a588b Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 21 Jul 2013 13:52:55 -0700 Subject: [PATCH 24/87] add _SerializedRelationship.target_partname --- opc/pkgreader.py | 20 +++++++++++++++++++- tests/test_pkgreader.py | 26 ++++++++++++++++++++++++++ 2 files changed, 45 insertions(+), 1 deletion(-) diff --git a/opc/pkgreader.py b/opc/pkgreader.py index d19efae..f56f657 100644 --- a/opc/pkgreader.py +++ b/opc/pkgreader.py @@ -14,7 +14,7 @@ from opc.constants import RELATIONSHIP_TARGET_MODE as RTM from opc.oxml import oxml_fromstring -from opc.packuri import PACKAGE_URI +from opc.packuri import PACKAGE_URI, PackURI from opc.phys_pkg import PhysPkgReader @@ -126,6 +126,7 @@ class _SerializedRelationship(object): """ def __init__(self, baseURI, rel_elm): super(_SerializedRelationship, self).__init__() + self._baseURI = baseURI self._rId = rel_elm.rId self._reltype = rel_elm.reltype self._target_mode = rel_elm.target_mode @@ -168,6 +169,23 @@ def target_ref(self): """ return self._target_ref + @property + def target_partname(self): + """ + |PackURI| instance containing partname targeted by this relationship. + Raises ``ValueError`` on reference if target_mode is ``'External'``. + Use :attr:`target_mode` to check before referencing. + """ + if self.is_external: + msg = ('target_partname attribute on Relationship is undefined w' + 'here TargetMode == "External"') + raise ValueError(msg) + # lazy-load _target_partname attribute + if not hasattr(self, '_target_partname'): + self._target_partname = PackURI.from_rel_ref(self._baseURI, + self.target_ref) + return self._target_partname + class _SerializedRelationshipCollection(object): """ diff --git a/tests/test_pkgreader.py b/tests/test_pkgreader.py index 19558f0..61b3375 100644 --- a/tests/test_pkgreader.py +++ b/tests/test_pkgreader.py @@ -206,6 +206,32 @@ def it_knows_when_it_is_external(self): srel = _SerializedRelationship(None, rel_elm) assert srel.is_external is expected_value + def it_can_calculate_its_target_partname(self): + # test data -------------------- + cases = ( + ('/', 'docProps/core.xml', '/docProps/core.xml'), + ('/ppt', 'viewProps.xml', '/ppt/viewProps.xml'), + ('/ppt/slides', '../slideLayouts/slideLayout1.xml', + '/ppt/slideLayouts/slideLayout1.xml'), + ) + for baseURI, target_ref, expected_partname in cases: + # setup -------------------- + rel_elm = Mock(name='rel_elm', rId=None, reltype=None, + target_ref=target_ref, target_mode=RTM.INTERNAL) + # exercise ----------------- + srel = _SerializedRelationship(baseURI, rel_elm) + # verify ------------------- + assert srel.target_partname == expected_partname + + def it_raises_on_target_partname_when_external(self): + rel_elm = Mock( + name='rel_elm', rId='rId9', reltype='ReLtYpE', + target_ref='docProps/core.xml', target_mode=RTM.EXTERNAL + ) + srel = _SerializedRelationship('/', rel_elm) + with pytest.raises(ValueError): + srel.target_partname + class Describe_SerializedRelationshipCollection(object): From 44837e47f8bc7f8583796b1dc7a9e67aa0cb769d Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 21 Jul 2013 14:43:27 -0700 Subject: [PATCH 25/87] add ZipPkgReader.blob_for() --- opc/phys_pkg.py | 7 +++++++ tests/test_phys_pkg.py | 6 ++++++ 2 files changed, 13 insertions(+) diff --git a/opc/phys_pkg.py b/opc/phys_pkg.py index 70c53ea..9149fbd 100644 --- a/opc/phys_pkg.py +++ b/opc/phys_pkg.py @@ -32,6 +32,13 @@ def __init__(self, pkg_file): super(ZipPkgReader, self).__init__() self._zipf = ZipFile(pkg_file, 'r') + def blob_for(self, pack_uri): + """ + Return blob corresponding to *pack_uri*. Raises |ValueError| if no + matching member is present in zip archive. + """ + return self._zipf.read(pack_uri.membername) + def close(self): """ Close the zip archive, releasing any resources it is using. diff --git a/tests/test_phys_pkg.py b/tests/test_phys_pkg.py index 7d83be3..2468a82 100644 --- a/tests/test_phys_pkg.py +++ b/tests/test_phys_pkg.py @@ -67,6 +67,12 @@ def it_can_be_closed(self, ZipFile_): # verify ----------------------- zipf.close.assert_called_once_with() + def it_can_retrieve_the_blob_for_a_pack_uri(self, phys_reader): + pack_uri = PackURI('/ppt/presentation.xml') + blob = phys_reader.blob_for(pack_uri) + sha1 = hashlib.sha1(blob).hexdigest() + assert sha1 == 'efa7bee0ac72464903a67a6744c1169035d52a54' + def it_has_the_content_types_xml(self, phys_reader): sha1 = hashlib.sha1(phys_reader.content_types_xml).hexdigest() assert sha1 == '9604a4fb3bf9626f5ad59a4e82029b3a501f106a' From ab2ec4927542172412080c178f9b9a217c7284c3 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Thu, 1 Aug 2013 03:48:14 -0700 Subject: [PATCH 26/87] add PackURI.ext --- opc/packuri.py | 9 +++++++++ tests/test_packuri.py | 5 +++++ 2 files changed, 14 insertions(+) diff --git a/opc/packuri.py b/opc/packuri.py index 223d207..11d3424 100644 --- a/opc/packuri.py +++ b/opc/packuri.py @@ -45,6 +45,15 @@ def baseURI(self): """ return posixpath.split(self)[0] + @property + def ext(self): + """ + The extension portion of this pack URI, e.g. ``'.xml'`` for + ``'/ppt/slides/slide1.xml'``. Note that the period is included, + consistent with the behavior of :meth:`posixpath.ext`. + """ + return posixpath.splitext(self)[1] + @property def filename(self): """ diff --git a/tests/test_packuri.py b/tests/test_packuri.py index d62096c..b421b51 100644 --- a/tests/test_packuri.py +++ b/tests/test_packuri.py @@ -47,6 +47,11 @@ def it_can_calculate_baseURI(self): for pack_uri, expected_baseURI in self.cases(expected_values): assert pack_uri.baseURI == expected_baseURI + def it_can_calculate_extension(self): + expected_values = ('', '.xml', '.xml') + for pack_uri, expected_ext in self.cases(expected_values): + assert pack_uri.ext == expected_ext + def it_can_calculate_filename(self): expected_values = ('', 'presentation.xml', 'slide1.xml') for pack_uri, expected_filename in self.cases(expected_values): From 321d8a94d9776509d799fec1e0148fc6831ca6bf Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sat, 3 Aug 2013 06:05:52 -0700 Subject: [PATCH 27/87] add _ContentTypeMap.from_xml() --- opc/pkgreader.py | 9 ++++++++ tests/test_pkgreader.py | 50 +++++++++++++++++++++++++++++++++++++++++ 2 files changed, 59 insertions(+) diff --git a/opc/pkgreader.py b/opc/pkgreader.py index f56f657..6217163 100644 --- a/opc/pkgreader.py +++ b/opc/pkgreader.py @@ -107,6 +107,15 @@ def from_xml(content_types_xml): Return a new |_ContentTypeMap| instance populated with the contents of *content_types_xml*. """ + types_elm = oxml_fromstring(content_types_xml) + ctmap = _ContentTypeMap() + ctmap._overrides = dict( + (o.partname, o.content_type) for o in types_elm.overrides + ) + ctmap._defaults = dict( + ('.%s' % d.extension, d.content_type) for d in types_elm.defaults + ) + return ctmap class _SerializedPart(object): diff --git a/tests/test_pkgreader.py b/tests/test_pkgreader.py index 61b3375..931eb09 100644 --- a/tests/test_pkgreader.py +++ b/tests/test_pkgreader.py @@ -23,6 +23,13 @@ from .unitutil import class_mock, initializer_mock, method_mock +@pytest.fixture +def oxml_fromstring(request): + _patch = patch('opc.pkgreader.oxml_fromstring') + request.addfinalizer(_patch.stop) + return _patch.start() + + class DescribePackageReader(object): @pytest.fixture @@ -181,6 +188,49 @@ def it_can_retrieve_srels_for_a_source_uri( assert retval == srels +class Describe_ContentTypeMap(object): + + def it_can_construct_from_types_xml(self, oxml_fromstring): + # test data -------------------- + content_types = ( + 'app/vnd.type1', 'app/vnd.type2', 'app/vnd.type3', + 'app/vnd.type4', + ) + content_types_xml = '' + extensions = ('rels', 'xml') + exts = tuple(['.%s' % extension for extension in extensions]) + partnames = ('/part/name1.xml', '/part/name2.xml') + # mockery ---------------------- + overrides = ( + Mock(name='override_elm_1', partname=partnames[0], + content_type=content_types[0]), + Mock(name='override_elm_2', partname=partnames[1], + content_type=content_types[1]), + ) + defaults = ( + Mock(name='default_elm_1', extension=extensions[0], + content_type=content_types[2]), + Mock(name='default_elm_2', extension=extensions[1], + content_type=content_types[3]), + ) + types_elm = Mock( + name='types_elm', overrides=overrides, defaults=defaults + ) + oxml_fromstring.return_value = types_elm + # exercise --------------------- + ct_map = _ContentTypeMap.from_xml(content_types_xml) + # verify ----------------------- + expected_overrides = { + partnames[0]: content_types[0], partnames[1]: content_types[1] + } + expected_defaults = { + exts[0]: content_types[2], exts[1]: content_types[3] + } + oxml_fromstring.assert_called_once_with(content_types_xml) + assert ct_map._overrides == expected_overrides + assert ct_map._defaults == expected_defaults + + class Describe_SerializedRelationship(object): def it_remembers_construction_values(self): From 592f3c0add2e5a6c857bf82724a6b1f6cb1f5081 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 21 Jul 2013 17:09:38 -0700 Subject: [PATCH 28/87] add CT_Default element type --- opc/oxml.py | 24 ++++++++++++++++++++++++ tests/test_oxml.py | 10 +++++++++- tests/unitdata.py | 23 +++++++++++++++++++++++ 3 files changed, 56 insertions(+), 1 deletion(-) diff --git a/opc/oxml.py b/opc/oxml.py index e6b574f..0ce5684 100644 --- a/opc/oxml.py +++ b/opc/oxml.py @@ -66,6 +66,28 @@ def xml(self): return oxml_tostring(self, encoding='unicode', pretty_print=True) +class CT_Default(OxmlBaseElement): + """ + ```` element, specifying the default content type to be applied + to a part with the specified extension. + """ + @property + def content_type(self): + """ + String held in the ``ContentType`` attribute of this ```` + element. + """ + return self.get('ContentType') + + @property + def extension(self): + """ + String held in the ``Extension`` attribute of this ```` + element. + """ + return self.get('Extension') + + class CT_Relationship(OxmlBaseElement): """ ```` element, representing a single relationship from a @@ -105,5 +127,7 @@ def target_mode(self): return self.get('TargetMode', RTM.INTERNAL) +ct_namespace = element_class_lookup.get_namespace(nsmap['ct']) +ct_namespace['Default'] = CT_Default pr_namespace = element_class_lookup.get_namespace(nsmap['pr']) pr_namespace['Relationship'] = CT_Relationship diff --git a/tests/test_oxml.py b/tests/test_oxml.py index 8961629..0097491 100644 --- a/tests/test_oxml.py +++ b/tests/test_oxml.py @@ -11,7 +11,15 @@ from opc.constants import RELATIONSHIP_TARGET_MODE as RTM -from .unitdata import a_Relationship +from .unitdata import a_Default, a_Relationship + + +class DescribeCT_Default(object): + + def it_provides_read_access_to_xml_values(self): + default = a_Default().element + assert default.extension == 'xml' + assert default.content_type == 'application/xml' class DescribeCT_Relationship(object): diff --git a/tests/unitdata.py b/tests/unitdata.py index d34acb5..31c3d21 100644 --- a/tests/unitdata.py +++ b/tests/unitdata.py @@ -23,6 +23,24 @@ def element(self): return oxml_fromstring(self.xml) +class CT_DefaultBuilder(BaseBuilder): + """ + Test data builder for CT_Default (Default) XML element that appears in + `[Content_Types].xml`. + """ + def __init__(self): + """Establish instance variables with default values""" + self._content_type = 'application/xml' + self._extension = 'xml' + self._namespace = ' xmlns="%s"' % NS.OPC_CONTENT_TYPES + + @property + def xml(self): + """Return Default element""" + tmpl = '\n' + return tmpl % (self._namespace, self._extension, self._content_type) + + class CT_RelationshipBuilder(BaseBuilder): """ Test data builder for CT_Relationship (Relationship) XML element that @@ -50,6 +68,11 @@ def xml(self): self._target, self.target_mode) +def a_Default(): + """Return a CT_DefaultBuilder instance""" + return CT_DefaultBuilder() + + def a_Relationship(): """Return a CT_RelationshipBuilder instance""" return CT_RelationshipBuilder() From f0ca094581b882468870ad92d2607d885aaf2b7e Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 21 Jul 2013 17:18:42 -0700 Subject: [PATCH 29/87] add CT_Override element type --- opc/oxml.py | 24 ++++++++++++++++++++++++ tests/test_oxml.py | 10 +++++++++- tests/unitdata.py | 23 +++++++++++++++++++++++ 3 files changed, 56 insertions(+), 1 deletion(-) diff --git a/opc/oxml.py b/opc/oxml.py index 0ce5684..8ee4ed6 100644 --- a/opc/oxml.py +++ b/opc/oxml.py @@ -88,6 +88,28 @@ def extension(self): return self.get('Extension') +class CT_Override(OxmlBaseElement): + """ + ```` element, specifying the content type to be applied for a + part with the specified partname. + """ + @property + def content_type(self): + """ + String held in the ``ContentType`` attribute of this ```` + element. + """ + return self.get('ContentType') + + @property + def partname(self): + """ + String held in the ``PartName`` attribute of this ```` + element. + """ + return self.get('PartName') + + class CT_Relationship(OxmlBaseElement): """ ```` element, representing a single relationship from a @@ -129,5 +151,7 @@ def target_mode(self): ct_namespace = element_class_lookup.get_namespace(nsmap['ct']) ct_namespace['Default'] = CT_Default +ct_namespace['Override'] = CT_Override + pr_namespace = element_class_lookup.get_namespace(nsmap['pr']) pr_namespace['Relationship'] = CT_Relationship diff --git a/tests/test_oxml.py b/tests/test_oxml.py index 0097491..6b01ead 100644 --- a/tests/test_oxml.py +++ b/tests/test_oxml.py @@ -11,7 +11,7 @@ from opc.constants import RELATIONSHIP_TARGET_MODE as RTM -from .unitdata import a_Default, a_Relationship +from .unitdata import a_Default, an_Override, a_Relationship class DescribeCT_Default(object): @@ -22,6 +22,14 @@ def it_provides_read_access_to_xml_values(self): assert default.content_type == 'application/xml' +class DescribeCT_Override(object): + + def it_provides_read_access_to_xml_values(self): + override = an_Override().element + assert override.partname == '/part/name.xml' + assert override.content_type == 'app/vnd.type' + + class DescribeCT_Relationship(object): def it_provides_read_access_to_xml_values(self): diff --git a/tests/unitdata.py b/tests/unitdata.py index 31c3d21..994ca80 100644 --- a/tests/unitdata.py +++ b/tests/unitdata.py @@ -41,6 +41,24 @@ def xml(self): return tmpl % (self._namespace, self._extension, self._content_type) +class CT_OverrideBuilder(BaseBuilder): + """ + Test data builder for CT_Override (Override) XML element that appears in + `[Content_Types].xml`. + """ + def __init__(self): + """Establish instance variables with default values""" + self._content_type = 'app/vnd.type' + self._namespace = ' xmlns="%s"' % NS.OPC_CONTENT_TYPES + self._partname = '/part/name.xml' + + @property + def xml(self): + """Return Override element""" + tmpl = '\n' + return tmpl % (self._namespace, self._partname, self._content_type) + + class CT_RelationshipBuilder(BaseBuilder): """ Test data builder for CT_Relationship (Relationship) XML element that @@ -73,6 +91,11 @@ def a_Default(): return CT_DefaultBuilder() +def an_Override(): + """Return a CT_OverrideBuilder instance""" + return CT_OverrideBuilder() + + def a_Relationship(): """Return a CT_RelationshipBuilder instance""" return CT_RelationshipBuilder() From 9936afa0327aba3181cce24bbcf65894d58e6ca4 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Wed, 31 Jul 2013 19:01:26 -0700 Subject: [PATCH 30/87] add CT_Types.overrides --- opc/oxml.py | 14 ++++++++++++ tests/test_oxml.py | 12 +++++++++- tests/unitdata.py | 55 ++++++++++++++++++++++++++++++++++++++++++++-- 3 files changed, 78 insertions(+), 3 deletions(-) diff --git a/opc/oxml.py b/opc/oxml.py index 8ee4ed6..fd54002 100644 --- a/opc/oxml.py +++ b/opc/oxml.py @@ -149,9 +149,23 @@ def target_mode(self): return self.get('TargetMode', RTM.INTERNAL) +class CT_Types(OxmlBaseElement): + """ + ```` element, the container element for Default and Override + elements in [Content_Types].xml. + """ + @property + def overrides(self): + try: + return self.Override[:] + except AttributeError: + return [] + + ct_namespace = element_class_lookup.get_namespace(nsmap['ct']) ct_namespace['Default'] = CT_Default ct_namespace['Override'] = CT_Override +ct_namespace['Types'] = CT_Types pr_namespace = element_class_lookup.get_namespace(nsmap['pr']) pr_namespace['Relationship'] = CT_Relationship diff --git a/tests/test_oxml.py b/tests/test_oxml.py index 6b01ead..60421dd 100644 --- a/tests/test_oxml.py +++ b/tests/test_oxml.py @@ -10,8 +10,9 @@ """Test suite for opc.oxml module.""" from opc.constants import RELATIONSHIP_TARGET_MODE as RTM +from opc.oxml import CT_Override -from .unitdata import a_Default, an_Override, a_Relationship +from .unitdata import a_Default, an_Override, a_Relationship, a_Types class DescribeCT_Default(object): @@ -38,3 +39,12 @@ def it_provides_read_access_to_xml_values(self): assert rel.reltype == 'ReLtYpE' assert rel.target_ref == 'docProps/core.xml' assert rel.target_mode == RTM.INTERNAL + + +class DescribeCT_Types(object): + + def it_provides_access_to_override_child_elements(self): + types = a_Types().element + assert len(types.overrides) == 3 + for override in types.overrides: + assert isinstance(override, CT_Override) diff --git a/tests/unitdata.py b/tests/unitdata.py index 994ca80..1472cd6 100644 --- a/tests/unitdata.py +++ b/tests/unitdata.py @@ -22,6 +22,11 @@ def element(self): """Return element based on XML generated by builder""" return oxml_fromstring(self.xml) + def with_indent(self, indent): + """Add integer *indent* spaces at beginning of element XML""" + self._indent = indent + return self + class CT_DefaultBuilder(BaseBuilder): """ @@ -49,14 +54,27 @@ class CT_OverrideBuilder(BaseBuilder): def __init__(self): """Establish instance variables with default values""" self._content_type = 'app/vnd.type' + self._indent = 0 self._namespace = ' xmlns="%s"' % NS.OPC_CONTENT_TYPES self._partname = '/part/name.xml' + def with_content_type(self, content_type): + """Set ContentType attribute to *content_type*""" + self._content_type = content_type + return self + + def with_partname(self, partname): + """Set PartName attribute to *partname*""" + self._partname = partname + return self + @property def xml(self): """Return Override element""" - tmpl = '\n' - return tmpl % (self._namespace, self._partname, self._content_type) + tmpl = '%s\n' + indent = ' ' * self._indent + return tmpl % (indent, self._namespace, self._partname, + self._content_type) class CT_RelationshipBuilder(BaseBuilder): @@ -86,6 +104,34 @@ def xml(self): self._target, self.target_mode) +class CT_TypesBuilder(BaseBuilder): + """ + Test data builder for CT_Types () XML element, the root element in + [Content_Types].xml files + """ + def __init__(self): + """Establish instance variables with default values""" + self._overrides = ( + ('/docProps/core.xml', 'app/vnd.type1'), + ('/ppt/presentation.xml', 'app/vnd.type2'), + ('/docProps/thumbnail.jpeg', 'image/jpeg'), + ) + + @property + def xml(self): + """ + Return XML string based on settings accumulated via method calls + """ + xml = '\n' % NS.OPC_CONTENT_TYPES + for partname, content_type in self._overrides: + xml += (an_Override().with_partname(partname) + .with_content_type(content_type) + .with_indent(2) + .xml) + xml += '\n' + return xml + + def a_Default(): """Return a CT_DefaultBuilder instance""" return CT_DefaultBuilder() @@ -99,3 +145,8 @@ def an_Override(): def a_Relationship(): """Return a CT_RelationshipBuilder instance""" return CT_RelationshipBuilder() + + +def a_Types(): + """Return a CT_TypesBuilder instance""" + return CT_TypesBuilder() From b3d25446e58904855404fc483c8580f33c1a009a Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 21 Jul 2013 19:06:16 -0700 Subject: [PATCH 31/87] add CT_Types.defaults --- opc/oxml.py | 7 +++++++ tests/test_oxml.py | 13 ++++++++++++- tests/unitdata.py | 34 ++++++++++++++++++++++++++++++++-- 3 files changed, 51 insertions(+), 3 deletions(-) diff --git a/opc/oxml.py b/opc/oxml.py index fd54002..e91b27c 100644 --- a/opc/oxml.py +++ b/opc/oxml.py @@ -154,6 +154,13 @@ class CT_Types(OxmlBaseElement): ```` element, the container element for Default and Override elements in [Content_Types].xml. """ + @property + def defaults(self): + try: + return self.Default[:] + except AttributeError: + return [] + @property def overrides(self): try: diff --git a/tests/test_oxml.py b/tests/test_oxml.py index 60421dd..4913646 100644 --- a/tests/test_oxml.py +++ b/tests/test_oxml.py @@ -10,7 +10,7 @@ """Test suite for opc.oxml module.""" from opc.constants import RELATIONSHIP_TARGET_MODE as RTM -from opc.oxml import CT_Override +from opc.oxml import CT_Default, CT_Override from .unitdata import a_Default, an_Override, a_Relationship, a_Types @@ -43,8 +43,19 @@ def it_provides_read_access_to_xml_values(self): class DescribeCT_Types(object): + def it_provides_access_to_default_child_elements(self): + types = a_Types().element + assert len(types.defaults) == 2 + for default in types.defaults: + assert isinstance(default, CT_Default) + def it_provides_access_to_override_child_elements(self): types = a_Types().element assert len(types.overrides) == 3 for override in types.overrides: assert isinstance(override, CT_Override) + + def it_should_have_empty_list_on_no_matching_elements(self): + types = a_Types().empty().element + assert types.defaults == [] + assert types.overrides == [] diff --git a/tests/unitdata.py b/tests/unitdata.py index 1472cd6..b850b02 100644 --- a/tests/unitdata.py +++ b/tests/unitdata.py @@ -37,13 +37,26 @@ def __init__(self): """Establish instance variables with default values""" self._content_type = 'application/xml' self._extension = 'xml' + self._indent = 0 self._namespace = ' xmlns="%s"' % NS.OPC_CONTENT_TYPES + def with_content_type(self, content_type): + """Set ContentType attribute to *content_type*""" + self._content_type = content_type + return self + + def with_extension(self, extension): + """Set Extension attribute to *extension*""" + self._extension = extension + return self + @property def xml(self): """Return Default element""" - tmpl = '\n' - return tmpl % (self._namespace, self._extension, self._content_type) + tmpl = '%s\n' + indent = ' ' * self._indent + return tmpl % (indent, self._namespace, self._extension, + self._content_type) class CT_OverrideBuilder(BaseBuilder): @@ -111,18 +124,35 @@ class CT_TypesBuilder(BaseBuilder): """ def __init__(self): """Establish instance variables with default values""" + self._defaults = ( + ('xml', 'application/xml'), + ('jpeg', 'image/jpeg'), + ) + self._empty = False self._overrides = ( ('/docProps/core.xml', 'app/vnd.type1'), ('/ppt/presentation.xml', 'app/vnd.type2'), ('/docProps/thumbnail.jpeg', 'image/jpeg'), ) + def empty(self): + self._empty = True + return self + @property def xml(self): """ Return XML string based on settings accumulated via method calls """ + if self._empty: + return '\n' % NS.OPC_CONTENT_TYPES + xml = '\n' % NS.OPC_CONTENT_TYPES + for extension, content_type in self._defaults: + xml += (a_Default().with_extension(extension) + .with_content_type(content_type) + .with_indent(2) + .xml) for partname, content_type in self._overrides: xml += (an_Override().with_partname(partname) .with_content_type(content_type) From 91ff987b857197a2348bc85ec0c2ec8d092d0c41 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Thu, 1 Aug 2013 04:46:17 -0700 Subject: [PATCH 32/87] add _ContentTypeMap.__getitem__() --- opc/pkgreader.py | 19 +++++++++++++++++++ tests/test_pkgreader.py | 28 ++++++++++++++++++++++++++++ 2 files changed, 47 insertions(+) diff --git a/opc/pkgreader.py b/opc/pkgreader.py index 6217163..0e66845 100644 --- a/opc/pkgreader.py +++ b/opc/pkgreader.py @@ -101,6 +101,25 @@ class _ContentTypeMap(object): Value type providing dictionary semantics for looking up content type by part name, e.g. ``content_type = cti['/ppt/presentation.xml']``. """ + def __init__(self): + super(_ContentTypeMap, self).__init__() + self._overrides = dict() + self._defaults = dict() + + def __getitem__(self, partname): + """ + Return content type for part identified by *partname*. + """ + if not isinstance(partname, PackURI): + tmpl = "_ContentTypeMap key must be , got %s" + raise KeyError(tmpl % type(partname)) + if partname in self._overrides: + return self._overrides[partname] + if partname.ext in self._defaults: + return self._defaults[partname.ext] + tmpl = "no content type for partname '%s' in [Content_Types].xml" + raise KeyError(tmpl % partname) + @staticmethod def from_xml(content_types_xml): """ diff --git a/tests/test_pkgreader.py b/tests/test_pkgreader.py index 931eb09..1c411b8 100644 --- a/tests/test_pkgreader.py +++ b/tests/test_pkgreader.py @@ -14,6 +14,7 @@ from mock import call, Mock, patch from opc.constants import RELATIONSHIP_TARGET_MODE as RTM +from opc.packuri import PackURI from opc.phys_pkg import ZipPkgReader from opc.pkgreader import ( _ContentTypeMap, PackageReader, _SerializedRelationship, @@ -230,6 +231,33 @@ def it_can_construct_from_types_xml(self, oxml_fromstring): assert ct_map._overrides == expected_overrides assert ct_map._defaults == expected_defaults + def it_matches_overrides(self): + # test data -------------------- + partname = PackURI('/part/name1.xml') + content_type = 'app/vnd.type1' + # fixture ---------------------- + ct_map = _ContentTypeMap() + ct_map._overrides = {partname: content_type} + # verify ----------------------- + assert ct_map[partname] == content_type + + def it_falls_back_to_defaults(self): + ct_map = _ContentTypeMap() + ct_map._overrides = {PackURI('/part/name1.xml'): 'app/vnd.type1'} + ct_map._defaults = {'.xml': 'application/xml'} + assert ct_map[PackURI('/part/name2.xml')] == 'application/xml' + + def it_should_raise_on_partname_not_found(self): + ct_map = _ContentTypeMap() + with pytest.raises(KeyError): + ct_map[PackURI('/!blat/rhumba.1x&')] + + def it_should_raise_on_key_not_instance_of_PackURI(self): + ct_map = _ContentTypeMap() + ct_map._overrides = {PackURI('/part/name1.xml'): 'app/vnd.type1'} + with pytest.raises(KeyError): + ct_map['/part/name1.xml'] + class Describe_SerializedRelationship(object): From b074ad6a17272cb6ce9ca59f768cc3b243bb7b8e Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 21 Jul 2013 19:15:00 -0700 Subject: [PATCH 33/87] add _SerializedPart value type --- opc/pkgreader.py | 20 ++++++++++++++++++++ tests/test_pkgreader.py | 19 ++++++++++++++++++- 2 files changed, 38 insertions(+), 1 deletion(-) diff --git a/opc/pkgreader.py b/opc/pkgreader.py index 0e66845..102124e 100644 --- a/opc/pkgreader.py +++ b/opc/pkgreader.py @@ -144,6 +144,26 @@ class _SerializedPart(object): """ def __init__(self, partname, content_type, blob, srels): super(_SerializedPart, self).__init__() + self._partname = partname + self._content_type = content_type + self._blob = blob + self._srels = srels + + @property + def partname(self): + return self._partname + + @property + def content_type(self): + return self._content_type + + @property + def blob(self): + return self._blob + + @property + def srels(self): + return self._srels class _SerializedRelationship(object): diff --git a/tests/test_pkgreader.py b/tests/test_pkgreader.py index 1c411b8..744db34 100644 --- a/tests/test_pkgreader.py +++ b/tests/test_pkgreader.py @@ -17,7 +17,7 @@ from opc.packuri import PackURI from opc.phys_pkg import ZipPkgReader from opc.pkgreader import ( - _ContentTypeMap, PackageReader, _SerializedRelationship, + _ContentTypeMap, PackageReader, _SerializedPart, _SerializedRelationship, _SerializedRelationshipCollection ) @@ -259,6 +259,23 @@ def it_should_raise_on_key_not_instance_of_PackURI(self): ct_map['/part/name1.xml'] +class Describe_SerializedPart(object): + + def it_remembers_construction_values(self): + # test data -------------------- + partname = '/part/name.xml' + content_type = 'app/vnd.type' + blob = '' + srels = 'srels proxy' + # exercise --------------------- + spart = _SerializedPart(partname, content_type, blob, srels) + # verify ----------------------- + assert spart.partname == partname + assert spart.content_type == content_type + assert spart.blob == blob + assert spart.srels == srels + + class Describe_SerializedRelationship(object): def it_remembers_construction_values(self): From fdd9ab24be3b1390783a48f994fb1da30d0cd85a Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Wed, 31 Jul 2013 14:33:53 -0700 Subject: [PATCH 34/87] add PartFactory.__new__() --- opc/package.py | 10 ++++++++++ tests/test_package.py | 21 ++++++++++++++++++++- 2 files changed, 30 insertions(+), 1 deletion(-) diff --git a/opc/package.py b/opc/package.py index 2031aea..c30b912 100644 --- a/opc/package.py +++ b/opc/package.py @@ -32,11 +32,21 @@ def open(pkg_file): return pkg +class Part(object): + """ + Base class for package parts. Provides common properties and methods, but + intended to be subclassed in client code to implement specific part + behaviors. + """ + + class PartFactory(object): """ Provides a way for client code to specify a subclass of |Part| to be constructed by |Unmarshaller| based on its content type. """ + def __new__(cls, partname, content_type, blob): + return Part(partname, content_type, blob) class Unmarshaller(object): diff --git a/tests/test_package.py b/tests/test_package.py index c54b0cc..d3fefc0 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -13,7 +13,7 @@ from mock import call, Mock -from opc.package import OpcPackage, Unmarshaller +from opc.package import OpcPackage, PartFactory, Unmarshaller from .unitutil import class_mock, method_mock @@ -46,6 +46,25 @@ def it_can_open_a_pkg_file(self, PackageReader_, PartFactory_, assert isinstance(pkg, OpcPackage) +class DescribePartFactory(object): + + @pytest.fixture + def Part_(self, request): + return class_mock('opc.package.Part', request) + + def it_constructs_a_part_instance(self, Part_): + # mockery ---------------------- + partname, content_type, blob = ( + Mock(name='partname'), Mock(name='content_type'), + Mock(name='blob') + ) + # exercise --------------------- + part = PartFactory(partname, content_type, blob) + # verify ----------------------- + Part_.assert_called_once_with(partname, content_type, blob) + assert part == Part_.return_value + + class DescribeUnmarshaller(object): @pytest.fixture From b445e0dfce3996324fc62bc02d9f9ee5f0b8c5cc Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Wed, 31 Jul 2013 14:45:14 -0700 Subject: [PATCH 35/87] add Part.__init__() --- opc/package.py | 27 +++++++++++++++++++++++++++ tests/test_package.py | 15 ++++++++++++++- 2 files changed, 41 insertions(+), 1 deletion(-) diff --git a/opc/package.py b/opc/package.py index c30b912..9300324 100644 --- a/opc/package.py +++ b/opc/package.py @@ -38,6 +38,33 @@ class Part(object): intended to be subclassed in client code to implement specific part behaviors. """ + def __init__(self, partname, content_type, blob): + super(Part, self).__init__() + self._partname = partname + self._content_type = content_type + self._blob = blob + + @property + def blob(self): + """ + Contents of this package part as a sequence of bytes. May be text or + binary. + """ + return self._blob + + @property + def content_type(self): + """ + Content type of this part. + """ + return self._content_type + + @property + def partname(self): + """ + |PackURI| instance containing partname for this part. + """ + return self._partname class PartFactory(object): diff --git a/tests/test_package.py b/tests/test_package.py index d3fefc0..e73baf6 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -13,7 +13,7 @@ from mock import call, Mock -from opc.package import OpcPackage, PartFactory, Unmarshaller +from opc.package import OpcPackage, Part, PartFactory, Unmarshaller from .unitutil import class_mock, method_mock @@ -46,6 +46,19 @@ def it_can_open_a_pkg_file(self, PackageReader_, PartFactory_, assert isinstance(pkg, OpcPackage) +class DescribePart(object): + + def it_remembers_its_construction_state(self): + partname, content_type, blob = ( + Mock(name='partname'), Mock(name='content_type'), + Mock(name='blob') + ) + part = Part(partname, content_type, blob) + assert part.blob == blob + assert part.content_type == content_type + assert part.partname == partname + + class DescribePartFactory(object): @pytest.fixture From defea71eec53ef1ad8fa3a7257b03349f805f493 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Wed, 31 Jul 2013 15:00:16 -0700 Subject: [PATCH 36/87] add Part._after_unmarshal() --- opc/package.py | 10 ++++++++++ tests/test_package.py | 4 ++++ 2 files changed, 14 insertions(+) diff --git a/opc/package.py b/opc/package.py index 9300324..93bbd1e 100644 --- a/opc/package.py +++ b/opc/package.py @@ -66,6 +66,16 @@ def partname(self): """ return self._partname + def _after_unmarshal(self): + """ + Entry point for post-unmarshaling processing, for example to parse + the part XML. May be overridden by subclasses without forwarding call + to super. + """ + # don't place any code here, just catch call if not overridden by + # subclass + pass + class PartFactory(object): """ diff --git a/tests/test_package.py b/tests/test_package.py index e73baf6..49c73ff 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -58,6 +58,10 @@ def it_remembers_its_construction_state(self): assert part.content_type == content_type assert part.partname == partname + def it_can_be_notified_after_unmarshalling_is_complete(self): + part = Part(None, None, None) + part._after_unmarshal() + class DescribePartFactory(object): From c10df00c8357d3cbed88b427b5df820a364674a4 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 4 Aug 2013 01:06:41 -0700 Subject: [PATCH 37/87] add OpcPackage.rels --- opc/package.py | 21 +++++++++++++++++++++ tests/test_package.py | 12 ++++++++++++ 2 files changed, 33 insertions(+) diff --git a/opc/package.py b/opc/package.py index 93bbd1e..852a612 100644 --- a/opc/package.py +++ b/opc/package.py @@ -11,6 +11,7 @@ Provides an API for manipulating Open Packaging Convention (OPC) packages. """ +from opc.packuri import PACKAGE_URI from opc.pkgreader import PackageReader @@ -20,6 +21,10 @@ class OpcPackage(object): the :meth:`open` class method with a path to a package file or file-like object containing one. """ + def __init__(self): + super(OpcPackage, self).__init__() + self._rels = RelationshipCollection(PACKAGE_URI.baseURI) + @staticmethod def open(pkg_file): """ @@ -31,6 +36,14 @@ def open(pkg_file): Unmarshaller.unmarshal(pkg_reader, pkg, PartFactory) return pkg + @property + def rels(self): + """ + Return a reference to the |RelationshipCollection| holding the + relationships for this package. + """ + return self._rels + class Part(object): """ @@ -86,6 +99,14 @@ def __new__(cls, partname, content_type, blob): return Part(partname, content_type, blob) +class RelationshipCollection(object): + """ + Collection object for |_Relationship| instances, having list semantics. + """ + def __init__(self, baseURI): + super(RelationshipCollection, self).__init__() + + class Unmarshaller(object): """ Hosts static methods for unmarshalling a package from a |PackageReader| diff --git a/tests/test_package.py b/tests/test_package.py index 49c73ff..c8c98ff 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -14,10 +14,16 @@ from mock import call, Mock from opc.package import OpcPackage, Part, PartFactory, Unmarshaller +from opc.packuri import PACKAGE_URI from .unitutil import class_mock, method_mock +@pytest.fixture +def RelationshipCollection_(request): + return class_mock('opc.package.RelationshipCollection', request) + + class DescribeOpcPackage(object): @pytest.fixture @@ -45,6 +51,12 @@ def it_can_open_a_pkg_file(self, PackageReader_, PartFactory_, PartFactory_) assert isinstance(pkg, OpcPackage) + def it_initializes_its_rels_collection_on_construction( + self, RelationshipCollection_): + pkg = OpcPackage() + RelationshipCollection_.assert_called_once_with(PACKAGE_URI.baseURI) + assert pkg.rels == RelationshipCollection_.return_value + class DescribePart(object): From db1c1cb19f4414693f39a0e5c5a7aa63e4f36dba Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Fri, 26 Jul 2013 23:35:03 -0700 Subject: [PATCH 38/87] add RelationshipCollection.__len__() --- opc/package.py | 5 +++++ tests/test_package.py | 11 ++++++++++- 2 files changed, 15 insertions(+), 1 deletion(-) diff --git a/opc/package.py b/opc/package.py index 852a612..028c9cb 100644 --- a/opc/package.py +++ b/opc/package.py @@ -105,6 +105,11 @@ class RelationshipCollection(object): """ def __init__(self, baseURI): super(RelationshipCollection, self).__init__() + self._rels = [] + + def __len__(self): + """Implements len() built-in on this object""" + return self._rels.__len__() class Unmarshaller(object): diff --git a/tests/test_package.py b/tests/test_package.py index c8c98ff..0dd2947 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -13,7 +13,9 @@ from mock import call, Mock -from opc.package import OpcPackage, Part, PartFactory, Unmarshaller +from opc.package import ( + OpcPackage, Part, PartFactory, RelationshipCollection, Unmarshaller +) from opc.packuri import PACKAGE_URI from .unitutil import class_mock, method_mock @@ -94,6 +96,13 @@ def it_constructs_a_part_instance(self, Part_): assert part == Part_.return_value +class DescribeRelationshipCollection(object): + + def it_has_a_len(self): + rels = RelationshipCollection(None) + assert len(rels) == 0 + + class DescribeUnmarshaller(object): @pytest.fixture From 11f869efff0560a90feb9a646eccf8c754c8e58d Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 21 Jul 2013 23:25:46 -0700 Subject: [PATCH 39/87] add Unmarshaller._unmarshal_relationships() Also added Part._add_relationship() and OpcPackage._add_relationship() since they are one-liners and their method signatures were needed to enable them to be mocked for _unmarshal_relationships(). --- opc/package.py | 6 ++++++ tests/test_package.py | 37 +++++++++++++++++++++++++++++++++++++ 2 files changed, 43 insertions(+) diff --git a/opc/package.py b/opc/package.py index 028c9cb..9b35395 100644 --- a/opc/package.py +++ b/opc/package.py @@ -148,3 +148,9 @@ def _unmarshal_relationships(pkg_reader, pkg, parts): relationships in *pkg_reader* with its target_part set to the actual target part in *parts*. """ + for source_uri, srel in pkg_reader.iter_srels(): + source = pkg if source_uri == '/' else parts[source_uri] + target = (srel.target_ref if srel.is_external + else parts[srel.target_partname]) + source._add_relationship(srel.reltype, target, srel.rId, + srel.is_external) diff --git a/tests/test_package.py b/tests/test_package.py index 0dd2947..96e51c5 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -151,3 +151,40 @@ def it_can_unmarshal_parts(self): enumerate(part_properties)) assert part_factory.call_args_list == expected_calls assert retval == expected_parts + + def it_can_unmarshal_relationships(self): + # test data -------------------- + reltype = 'http://reltype' + # mockery ---------------------- + pkg_reader = Mock(name='pkg_reader') + pkg_reader.iter_srels.return_value = ( + ('/', Mock(name='srel1', rId='rId1', reltype=reltype, + target_partname='partname1', is_external=False)), + ('/', Mock(name='srel2', rId='rId2', reltype=reltype, + target_ref='target_ref_1', is_external=True)), + ('partname1', Mock(name='srel3', rId='rId3', reltype=reltype, + target_partname='partname2', is_external=False)), + ('partname2', Mock(name='srel4', rId='rId4', reltype=reltype, + target_ref='target_ref_2', is_external=True)), + ) + pkg = Mock(name='pkg') + parts = {} + for num in range(1, 3): + name = 'part%d' % num + part = Mock(name=name) + parts['partname%d' % num] = part + pkg.attach_mock(part, name) + # exercise --------------------- + Unmarshaller._unmarshal_relationships(pkg_reader, pkg, parts) + # verify ----------------------- + expected_pkg_calls = [ + call._add_relationship( + reltype, parts['partname1'], 'rId1', False), + call._add_relationship( + reltype, 'target_ref_1', 'rId2', True), + call.part1._add_relationship( + reltype, parts['partname2'], 'rId3', False), + call.part2._add_relationship( + reltype, 'target_ref_2', 'rId4', True), + ] + assert pkg.mock_calls == expected_pkg_calls From d0cf414caa4c67913955290d8ab293f6e5b17c77 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Mon, 22 Jul 2013 00:18:23 -0700 Subject: [PATCH 40/87] add PackageReader.iter_srels() --- opc/pkgreader.py | 12 ++++++++++++ tests/test_pkgreader.py | 21 +++++++++++++++++++++ 2 files changed, 33 insertions(+) diff --git a/opc/pkgreader.py b/opc/pkgreader.py index 102124e..31bc027 100644 --- a/opc/pkgreader.py +++ b/opc/pkgreader.py @@ -25,6 +25,7 @@ class PackageReader(object): """ def __init__(self, content_types, pkg_srels, sparts): super(PackageReader, self).__init__() + self._pkg_srels = pkg_srels self._sparts = sparts @staticmethod @@ -48,6 +49,17 @@ def iter_sparts(self): for spart in self._sparts: yield (spart.partname, spart.content_type, spart.blob) + def iter_srels(self): + """ + Generate a 2-tuple `(source_uri, srel)` for each of the relationships + in the package. + """ + for srel in self._pkg_srels: + yield (PACKAGE_URI, srel) + for spart in self._sparts: + for srel in spart.srels: + yield (spart.partname, srel) + @staticmethod def _load_serialized_parts(phys_reader, pkg_srels, content_types): """ diff --git a/tests/test_pkgreader.py b/tests/test_pkgreader.py index 744db34..58b1ba7 100644 --- a/tests/test_pkgreader.py +++ b/tests/test_pkgreader.py @@ -103,6 +103,27 @@ def it_can_iterate_over_the_serialized_parts(self): assert retval == (partname, content_type, blob) assert iter_count == 1 + def it_can_iterate_over_all_the_srels(self): + # mockery ---------------------- + pkg_srels = ['srel1', 'srel2'] + sparts = [ + Mock(name='spart1', partname='pn1', srels=['srel3', 'srel4']), + Mock(name='spart2', partname='pn2', srels=['srel5', 'srel6']), + ] + pkg_reader = PackageReader(None, pkg_srels, sparts) + # exercise --------------------- + generated_tuples = [t for t in pkg_reader.iter_srels()] + # verify ----------------------- + expected_tuples = [ + ('/', 'srel1'), + ('/', 'srel2'), + ('pn1', 'srel3'), + ('pn1', 'srel4'), + ('pn2', 'srel5'), + ('pn2', 'srel6'), + ] + assert generated_tuples == expected_tuples + def it_can_load_serialized_parts(self, _SerializedPart_, _walk_phys_parts): # test data -------------------- test_data = ( From 0f09af96d7a1087d0e52481236ebfe4ef3093d62 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Wed, 31 Jul 2013 15:11:30 -0700 Subject: [PATCH 41/87] add OpcPackage._add_relationship() --- opc/package.py | 8 ++++++++ tests/test_package.py | 13 +++++++++++++ 2 files changed, 21 insertions(+) diff --git a/opc/package.py b/opc/package.py index 9b35395..0f21bd9 100644 --- a/opc/package.py +++ b/opc/package.py @@ -44,6 +44,14 @@ def rels(self): """ return self._rels + def _add_relationship(self, reltype, target, rId, external=False): + """ + Return newly added |_Relationship| instance of *reltype* between this + package and part *target* with key *rId*. Target mode is set to + ``RTM.EXTERNAL`` if *external* is |True|. + """ + return self._rels.add_relationship(reltype, target, rId, external) + class Part(object): """ diff --git a/tests/test_package.py b/tests/test_package.py index 96e51c5..69de53f 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -59,6 +59,19 @@ def it_initializes_its_rels_collection_on_construction( RelationshipCollection_.assert_called_once_with(PACKAGE_URI.baseURI) assert pkg.rels == RelationshipCollection_.return_value + def it_can_add_a_relationship_to_a_part(self): + # mockery ---------------------- + reltype, target, rId = ( + Mock(name='reltype'), Mock(name='target'), Mock(name='rId') + ) + pkg = OpcPackage() + pkg._rels = Mock(name='_rels') + # exercise --------------------- + pkg._add_relationship(reltype, target, rId) + # verify ----------------------- + pkg._rels.add_relationship.assert_called_once_with(reltype, target, + rId, False) + class DescribePart(object): From 2a231505b6335ddf43e9223c4d6d647c09e0fa95 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Wed, 31 Jul 2013 18:10:08 -0700 Subject: [PATCH 42/87] add RelationshipCollection.__getitem__() --- opc/package.py | 4 ++++ tests/test_package.py | 10 ++++++++++ 2 files changed, 14 insertions(+) diff --git a/opc/package.py b/opc/package.py index 0f21bd9..efc1354 100644 --- a/opc/package.py +++ b/opc/package.py @@ -115,6 +115,10 @@ def __init__(self, baseURI): super(RelationshipCollection, self).__init__() self._rels = [] + def __getitem__(self, idx): + """Implements access by subscript, e.g. rels[9]""" + return self._rels.__getitem__(idx) + def __len__(self): """Implements len() built-in on this object""" return self._rels.__len__() diff --git a/tests/test_package.py b/tests/test_package.py index 69de53f..35b8748 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -115,6 +115,16 @@ def it_has_a_len(self): rels = RelationshipCollection(None) assert len(rels) == 0 + def it_supports_indexed_access(self): + rels = RelationshipCollection(None) + try: + rels[0] + except TypeError: + msg = 'RelationshipCollection does not support indexed access' + pytest.fail(msg) + except IndexError: + pass + class DescribeUnmarshaller(object): From f83809f68894ecb796ded6b39bf0ed59126aa8fe Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Wed, 31 Jul 2013 18:23:11 -0700 Subject: [PATCH 43/87] add RelationshipCollection.add_relationship() --- opc/package.py | 17 +++++++++++++++++ tests/test_package.py | 15 +++++++++++++++ 2 files changed, 32 insertions(+) diff --git a/opc/package.py b/opc/package.py index efc1354..10caafa 100644 --- a/opc/package.py +++ b/opc/package.py @@ -107,12 +107,21 @@ def __new__(cls, partname, content_type, blob): return Part(partname, content_type, blob) +class _Relationship(object): + """ + Value object for relationship to part. + """ + def __init__(self, rId, reltype, target, baseURI, external=False): + super(_Relationship, self).__init__() + + class RelationshipCollection(object): """ Collection object for |_Relationship| instances, having list semantics. """ def __init__(self, baseURI): super(RelationshipCollection, self).__init__() + self._baseURI = baseURI self._rels = [] def __getitem__(self, idx): @@ -123,6 +132,14 @@ def __len__(self): """Implements len() built-in on this object""" return self._rels.__len__() + def add_relationship(self, reltype, target, rId, external=False): + """ + Return a newly added |_Relationship| instance. + """ + rel = _Relationship(rId, reltype, target, self._baseURI, external) + self._rels.append(rel) + return rel + class Unmarshaller(object): """ diff --git a/tests/test_package.py b/tests/test_package.py index 35b8748..568c490 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -111,6 +111,10 @@ def it_constructs_a_part_instance(self, Part_): class DescribeRelationshipCollection(object): + @pytest.fixture + def _Relationship_(self, request): + return class_mock('opc.package._Relationship', request) + def it_has_a_len(self): rels = RelationshipCollection(None) assert len(rels) == 0 @@ -125,6 +129,17 @@ def it_supports_indexed_access(self): except IndexError: pass + def it_can_add_a_relationship(self, _Relationship_): + baseURI, rId, reltype, target, external = ( + 'baseURI', 'rId9', 'reltype', 'target', False + ) + rels = RelationshipCollection(baseURI) + rel = rels.add_relationship(reltype, target, rId, external) + _Relationship_.assert_called_once_with(rId, reltype, target, baseURI, + external) + assert rels[0] == rel + assert rel == _Relationship_.return_value + class DescribeUnmarshaller(object): From 762c02c3f3f6d23515b72d1327bd17497df9f936 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Wed, 31 Jul 2013 15:18:33 -0700 Subject: [PATCH 44/87] add Part._add_relationship() --- opc/package.py | 8 ++++++++ tests/test_package.py | 19 +++++++++++++++++-- 2 files changed, 25 insertions(+), 2 deletions(-) diff --git a/opc/package.py b/opc/package.py index 10caafa..688668c 100644 --- a/opc/package.py +++ b/opc/package.py @@ -87,6 +87,14 @@ def partname(self): """ return self._partname + def _add_relationship(self, reltype, target, rId, external=False): + """ + Return newly added |_Relationship| instance of *reltype* between this + part and *target* with key *rId*. Target mode is set to + ``RTM.EXTERNAL`` if *external* is |True|. + """ + return self._rels.add_relationship(reltype, target, rId, external) + def _after_unmarshal(self): """ Entry point for post-unmarshaling processing, for example to parse diff --git a/tests/test_package.py b/tests/test_package.py index 568c490..fa6c636 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -75,6 +75,10 @@ def it_can_add_a_relationship_to_a_part(self): class DescribePart(object): + @pytest.fixture + def part(self): + return Part(None, None, None) + def it_remembers_its_construction_state(self): partname, content_type, blob = ( Mock(name='partname'), Mock(name='content_type'), @@ -85,8 +89,19 @@ def it_remembers_its_construction_state(self): assert part.content_type == content_type assert part.partname == partname - def it_can_be_notified_after_unmarshalling_is_complete(self): - part = Part(None, None, None) + def it_can_add_a_relationship_to_another_part(self, part): + # mockery ---------------------- + reltype, target, rId = ( + Mock(name='reltype'), Mock(name='target'), Mock(name='rId') + ) + part._rels = Mock(name='_rels') + # exercise --------------------- + part._add_relationship(reltype, target, rId) + # verify ----------------------- + part._rels.add_relationship.assert_called_once_with(reltype, target, + rId, False) + + def it_can_be_notified_after_unmarshalling_is_complete(self, part): part._after_unmarshal() From 62b42ce9016ce905cd5ace0a4acb73cefc1d0c98 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Wed, 31 Jul 2013 18:38:49 -0700 Subject: [PATCH 45/87] add Part.rels --- opc/package.py | 8 ++++++++ tests/test_package.py | 10 +++++++++- 2 files changed, 17 insertions(+), 1 deletion(-) diff --git a/opc/package.py b/opc/package.py index 688668c..d642e67 100644 --- a/opc/package.py +++ b/opc/package.py @@ -64,6 +64,7 @@ def __init__(self, partname, content_type, blob): self._partname = partname self._content_type = content_type self._blob = blob + self._rels = RelationshipCollection(partname.baseURI) @property def blob(self): @@ -87,6 +88,13 @@ def partname(self): """ return self._partname + @property + def rels(self): + """ + |RelationshipCollection| instance containing rels for this part. + """ + return self._rels + def _add_relationship(self, reltype, target, rId, external=False): """ Return newly added |_Relationship| instance of *reltype* between this diff --git a/tests/test_package.py b/tests/test_package.py index fa6c636..0d05064 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -77,7 +77,8 @@ class DescribePart(object): @pytest.fixture def part(self): - return Part(None, None, None) + partname = Mock(name='partname', baseURI='/') + return Part(partname, None, None) def it_remembers_its_construction_state(self): partname, content_type, blob = ( @@ -89,6 +90,13 @@ def it_remembers_its_construction_state(self): assert part.content_type == content_type assert part.partname == partname + def it_has_a_rels_collection_it_initializes_on_construction( + self, RelationshipCollection_): + partname = Mock(name='partname', baseURI='/') + part = Part(partname, None, None) + RelationshipCollection_.assert_called_once_with('/') + assert part.rels == RelationshipCollection_.return_value + def it_can_add_a_relationship_to_another_part(self, part): # mockery ---------------------- reltype, target, rId = ( From 425ce84a8e72e023664eabf8ccac308c8ed41972 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 4 Aug 2013 04:09:05 -0700 Subject: [PATCH 46/87] add dict-style lookup on rId to RelationshpCollctn --- opc/package.py | 15 ++++++++++++--- tests/test_package.py | 13 +++++++++++++ 2 files changed, 25 insertions(+), 3 deletions(-) diff --git a/opc/package.py b/opc/package.py index d642e67..110ae47 100644 --- a/opc/package.py +++ b/opc/package.py @@ -140,9 +140,18 @@ def __init__(self, baseURI): self._baseURI = baseURI self._rels = [] - def __getitem__(self, idx): - """Implements access by subscript, e.g. rels[9]""" - return self._rels.__getitem__(idx) + def __getitem__(self, key): + """ + Implements access by subscript, e.g. ``rels[9]``. It also implements + dict-style lookup of a relationship by rId, e.g. ``rels['rId1']``. + """ + if isinstance(key, basestring): + for rel in self._rels: + if rel.rId == key: + return rel + raise KeyError("no rId '%s' in RelationshipCollection" % key) + else: + return self._rels.__getitem__(key) def __len__(self): """Implements len() built-in on this object""" diff --git a/tests/test_package.py b/tests/test_package.py index 0d05064..6f4bf08 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -152,6 +152,19 @@ def it_supports_indexed_access(self): except IndexError: pass + def it_has_dict_style_lookup_of_rel_by_rId(self): + rel = Mock(name='rel', rId='foobar') + rels = RelationshipCollection(None) + rels._rels.append(rel) + assert rels['foobar'] == rel + + def it_should_raise_on_failed_lookup_by_rId(self): + rel = Mock(name='rel', rId='foobar') + rels = RelationshipCollection(None) + rels._rels.append(rel) + with pytest.raises(KeyError): + rels['barfoo'] + def it_can_add_a_relationship(self, _Relationship_): baseURI, rId, reltype, target, external = ( 'baseURI', 'rId9', 'reltype', 'target', False From 042c313359d123354e8a7e7833d6c9bad7f51e46 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Wed, 31 Jul 2013 10:55:59 -0700 Subject: [PATCH 47/87] add PackURI.relative_ref --- opc/packuri.py | 14 ++++++++++++++ tests/test_packuri.py | 12 ++++++++++++ 2 files changed, 26 insertions(+) diff --git a/opc/packuri.py b/opc/packuri.py index 11d3424..31a739c 100644 --- a/opc/packuri.py +++ b/opc/packuri.py @@ -72,6 +72,20 @@ def membername(self): """ return self[1:] + def relative_ref(self, baseURI): + """ + Return string containing relative reference to package item from + *baseURI*. E.g. PackURI('/ppt/slideLayouts/slideLayout1.xml') would + return '../slideLayouts/slideLayout1.xml' for baseURI '/ppt/slides'. + """ + # workaround for posixpath bug in 2.6, doesn't generate correct + # relative path when *start* (second) parameter is root ('/') + if baseURI == '/': + relpath = self[1:] + else: + relpath = posixpath.relpath(self, baseURI) + return relpath + @property def rels_uri(self): """ diff --git a/tests/test_packuri.py b/tests/test_packuri.py index b421b51..d2026a3 100644 --- a/tests/test_packuri.py +++ b/tests/test_packuri.py @@ -66,6 +66,18 @@ def it_can_calculate_membername(self): for pack_uri, expected_membername in self.cases(expected_values): assert pack_uri.membername == expected_membername + def it_can_calculate_relative_ref_value(self): + cases = ( + ('/', '/ppt/presentation.xml', 'ppt/presentation.xml'), + ('/ppt', '/ppt/slideMasters/slideMaster1.xml', + 'slideMasters/slideMaster1.xml'), + ('/ppt/slides', '/ppt/slideLayouts/slideLayout1.xml', + '../slideLayouts/slideLayout1.xml'), + ) + for baseURI, uri_str, expected_relative_ref in cases: + pack_uri = PackURI(uri_str) + assert pack_uri.relative_ref(baseURI) == expected_relative_ref + def it_can_calculate_rels_uri(self): expected_values = ( '/_rels/.rels', From e43b7b96d7a690460c99fd705b36539b6029b358 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Mon, 22 Jul 2013 22:21:09 -0700 Subject: [PATCH 48/87] add _Relationship value type --- opc/package.py | 31 +++++++++++++++++++++++++++++++ tests/test_package.py | 42 ++++++++++++++++++++++++++++++++++++++++-- 2 files changed, 71 insertions(+), 2 deletions(-) diff --git a/opc/package.py b/opc/package.py index 110ae47..9464e76 100644 --- a/opc/package.py +++ b/opc/package.py @@ -129,6 +129,37 @@ class _Relationship(object): """ def __init__(self, rId, reltype, target, baseURI, external=False): super(_Relationship, self).__init__() + self._rId = rId + self._reltype = reltype + self._target = target + self._baseURI = baseURI + self._is_external = bool(external) + + @property + def is_external(self): + return self._is_external + + @property + def reltype(self): + return self._reltype + + @property + def rId(self): + return self._rId + + @property + def target_part(self): + if self._is_external: + raise ValueError("target_part property on _Relationship is undef" + "ined when target mode is External") + return self._target + + @property + def target_ref(self): + if self._is_external: + return self._target + else: + return self._target.partname.relative_ref(self._baseURI) class RelationshipCollection(object): diff --git a/tests/test_package.py b/tests/test_package.py index 6f4bf08..1e7af87 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -14,9 +14,10 @@ from mock import call, Mock from opc.package import ( - OpcPackage, Part, PartFactory, RelationshipCollection, Unmarshaller + OpcPackage, Part, PartFactory, _Relationship, RelationshipCollection, + Unmarshaller ) -from opc.packuri import PACKAGE_URI +from opc.packuri import PACKAGE_URI, PackURI from .unitutil import class_mock, method_mock @@ -132,6 +133,43 @@ def it_constructs_a_part_instance(self, Part_): assert part == Part_.return_value +class Describe_Relationship(object): + + def it_remembers_construction_values(self): + # test data -------------------- + rId = 'rId9' + reltype = 'reltype' + target = Mock(name='target_part') + external = False + # exercise --------------------- + rel = _Relationship(rId, reltype, target, None, external) + # verify ----------------------- + assert rel.rId == rId + assert rel.reltype == reltype + assert rel.target_part == target + assert rel.is_external == external + + def it_should_raise_on_target_part_access_on_external_rel(self): + rel = _Relationship(None, None, None, None, external=True) + with pytest.raises(ValueError): + rel.target_part + + def it_should_have_target_ref_for_external_rel(self): + rel = _Relationship(None, None, 'target', None, external=True) + assert rel.target_ref == 'target' + + def it_should_have_relative_ref_for_internal_rel(self): + """ + Internal relationships (TargetMode == 'Internal' in the XML) should + have a relative ref, e.g. '../slideLayouts/slideLayout1.xml', for + the target_ref attribute. + """ + part = Mock(name='part', partname=PackURI('/ppt/media/image1.png')) + baseURI = '/ppt/slides' + rel = _Relationship(None, None, part, baseURI) # external=False + assert rel.target_ref == '../media/image1.png' + + class DescribeRelationshipCollection(object): @pytest.fixture From 3b57bfa2b5048a54155bb089ae9efae0b02901f2 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Mon, 22 Jul 2013 21:18:10 -0700 Subject: [PATCH 49/87] add OpcPackage.parts Adds parts property to return a tuple snapshot of parts in package for when a sequence is preferable to an iterator. --- opc/package.py | 15 +++++++++++++++ tests/test_package.py | 10 +++++++++- 2 files changed, 24 insertions(+), 1 deletion(-) diff --git a/opc/package.py b/opc/package.py index 9464e76..5b0ec2d 100644 --- a/opc/package.py +++ b/opc/package.py @@ -36,6 +36,14 @@ def open(pkg_file): Unmarshaller.unmarshal(pkg_reader, pkg, PartFactory) return pkg + @property + def parts(self): + """ + Return an immutable sequence (tuple) containing a reference to each + of the parts in this package. + """ + return tuple([p for p in self._walk_parts(self._rels)]) + @property def rels(self): """ @@ -52,6 +60,13 @@ def _add_relationship(self, reltype, target, rId, external=False): """ return self._rels.add_relationship(reltype, target, rId, external) + @staticmethod + def _walk_parts(rels, visited_parts=None): + """ + Generate exactly one reference to each of the parts in the package by + performing a depth-first traversal of the rels graph. + """ + class Part(object): """ diff --git a/tests/test_package.py b/tests/test_package.py index 1e7af87..d7f59ac 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -11,7 +11,7 @@ import pytest -from mock import call, Mock +from mock import call, Mock, patch from opc.package import ( OpcPackage, Part, PartFactory, _Relationship, RelationshipCollection, @@ -73,6 +73,14 @@ def it_can_add_a_relationship_to_a_part(self): pkg._rels.add_relationship.assert_called_once_with(reltype, target, rId, False) + def it_has_an_immutable_sequence_containing_its_parts(self): + # mockery ---------------------- + parts = [Mock(name='part1'), Mock(name='part2')] + pkg = OpcPackage() + # verify ----------------------- + with patch.object(OpcPackage, '_walk_parts', return_value=parts): + assert pkg.parts == (parts[0], parts[1]) + class DescribePart(object): From 02759ad9251fe8b7e22cacda399262576e188781 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Wed, 31 Jul 2013 12:24:25 -0700 Subject: [PATCH 50/87] add OpcPackage._walk_parts() --- opc/package.py | 12 ++++++++++++ tests/test_package.py | 21 +++++++++++++++++++++ 2 files changed, 33 insertions(+) diff --git a/opc/package.py b/opc/package.py index 5b0ec2d..9fb892e 100644 --- a/opc/package.py +++ b/opc/package.py @@ -66,6 +66,18 @@ def _walk_parts(rels, visited_parts=None): Generate exactly one reference to each of the parts in the package by performing a depth-first traversal of the rels graph. """ + if visited_parts is None: + visited_parts = [] + for rel in rels: + if rel.is_external: + continue + part = rel.target_part + if part in visited_parts: + continue + visited_parts.append(part) + yield part + for part in OpcPackage._walk_parts(part._rels, visited_parts): + yield part class Part(object): diff --git a/tests/test_package.py b/tests/test_package.py index d7f59ac..79c950c 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -81,6 +81,27 @@ def it_has_an_immutable_sequence_containing_its_parts(self): with patch.object(OpcPackage, '_walk_parts', return_value=parts): assert pkg.parts == (parts[0], parts[1]) + def it_can_iterate_over_parts_by_walking_rels_graph(self): + # +----------+ +--------+ + # | pkg_rels |-----> | part_1 | + # +----------+ +--------+ + # | | ^ + # v v | + # external +--------+ + # | part_2 | + # +--------+ + part1, part2 = (Mock(name='part1'), Mock(name='part2')) + part1._rels = [Mock(name='rel1', is_external=False, target_part=part2)] + part2._rels = [Mock(name='rel2', is_external=False, target_part=part1)] + pkg_rels = [ + Mock(name='rel3', is_external=False, target_part=part1), + Mock(name='rel3', is_external=True), + ] + # exercise --------------------- + generated_parts = [part for part in OpcPackage._walk_parts(pkg_rels)] + # verify ----------------------- + assert generated_parts == [part1, part2] + class DescribePart(object): From 399ec0b7d03c628061663cec25c90d62a5ab4937 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sat, 29 Jun 2013 20:00:17 -0700 Subject: [PATCH 51/87] establish documentation baseline files --- README.rst | 4 +- doc/Makefile | 153 +++++ doc/_static/.gitignore | 0 doc/_themes/armstrong/LICENSE | 25 + doc/_themes/armstrong/layout.html | 48 ++ doc/_themes/armstrong/rtd-themes.conf | 65 ++ doc/_themes/armstrong/static/rtd.css_t | 781 +++++++++++++++++++++++++ doc/_themes/armstrong/theme.conf | 65 ++ doc/_themes/armstrong/theme.conf.orig | 66 +++ doc/conf.py | 258 ++++++++ doc/index.rst | 22 + 11 files changed, 1485 insertions(+), 2 deletions(-) create mode 100644 doc/Makefile create mode 100644 doc/_static/.gitignore create mode 100644 doc/_themes/armstrong/LICENSE create mode 100644 doc/_themes/armstrong/layout.html create mode 100644 doc/_themes/armstrong/rtd-themes.conf create mode 100644 doc/_themes/armstrong/static/rtd.css_t create mode 100644 doc/_themes/armstrong/theme.conf create mode 100644 doc/_themes/armstrong/theme.conf.orig create mode 100644 doc/conf.py create mode 100644 doc/index.rst diff --git a/README.rst b/README.rst index 34b8ef4..e782642 100644 --- a/README.rst +++ b/README.rst @@ -36,7 +36,7 @@ Reaching out We'd love to hear from you if you like |po|, want a new feature, find a bug, need help using it, or just have a word of encouragement. -The **mailing list** for |pp| is (google groups ... ) +The **mailing list** for |po| is (google groups ... ) The **issue tracker** is on github at `python-openxml/python-opc`_. @@ -89,4 +89,4 @@ remove my name from the credits. See the LICENSE file for specific terms. .. _MIT license: http://www.opensource.org/licenses/mit-license.php -.. |p0| replace:: ``python-opc`` +.. |po| replace:: ``python-opc`` diff --git a/doc/Makefile b/doc/Makefile new file mode 100644 index 0000000..ade325c --- /dev/null +++ b/doc/Makefile @@ -0,0 +1,153 @@ +# Makefile for Sphinx documentation +# + +# You can set these variables from the command line. +SPHINXOPTS = +SPHINXBUILD = sphinx-build +PAPER = +BUILDDIR = _build + +# Internal variables. +PAPEROPT_a4 = -D latex_paper_size=a4 +PAPEROPT_letter = -D latex_paper_size=letter +ALLSPHINXOPTS = -d $(BUILDDIR)/doctrees $(PAPEROPT_$(PAPER)) $(SPHINXOPTS) . +# the i18n builder cannot share the environment and doctrees with the others +I18NSPHINXOPTS = $(PAPEROPT_$(PAPER)) $(SPHINXOPTS) . + +.PHONY: help clean html dirhtml singlehtml pickle json htmlhelp qthelp devhelp epub latex latexpdf text man changes linkcheck doctest gettext + +html: + $(SPHINXBUILD) -b html $(ALLSPHINXOPTS) $(BUILDDIR)/html + @echo + @echo "Build finished. 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+{%- if show_copyright %} + {%- if hasdoc('copyright') %} + {% trans path=pathto('copyright'), copyright=copyright|e %}© Copyright {{ copyright }}.{% endtrans %} + {%- else %} + {% trans copyright=copyright|e %}© Copyright {{ copyright }}.{% endtrans %} + {%- endif %} +{%- endif %} +{%- if last_updated %} + {% trans last_updated=last_updated|e %}Last updated on {{ last_updated }}.{% endtrans %} +{%- endif %} +{%- if show_sphinx %} + {% trans sphinx_version=sphinx_version|e %}Created using Sphinx {{ sphinx_version }}.{% endtrans %} +{%- endif %} +{%- if theme_show_rtd %} + {% trans %}
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+ margin: 0; +} + +div.document { + text-align: left; + background-color: {{ theme_light_color }}; +} + +div.bodywrapper { + background-color: {{ theme_white }}; + border-left: 1px solid {{ theme_lighter_gray }}; + border-bottom: 1px solid {{ theme_lighter_gray }}; + margin: 0 0 0 16em; +} + +div.body { + margin: 0; + padding: 0.5em 1.3em; + max-width: 55em; + min-width: 20em; +} + +div.related { + font-size: 1em; + background-color: {{ theme_background }}; +} + +div.documentwrapper { + float: left; + width: 100%; + background-color: {{ theme_light_color }}; +} + + +/* HEADINGS --------------------------------------------------------------- */ + +h1 { + margin: 0; + padding: 0.7em 0 0.3em 0; + font-size: 1.5em; + line-height: 1.15; + color: {{ theme_h1 }}; + clear: both; +} + +h2 { + margin: 2em 0 0.2em 0; + font-size: 1.35em; + padding: 0; + color: {{ theme_h2 }}; +} + +h3 { + margin: 1em 0 -0.3em 0; + font-size: 1.2em; + color: {{ theme_h3 }}; +} + +div.body h1 a, div.body h2 a, div.body h3 a, div.body h4 a, div.body h5 a, div.body h6 a { + color: black; +} + +h1 a.anchor, h2 a.anchor, h3 a.anchor, h4 a.anchor, h5 a.anchor, h6 a.anchor { + display: none; + margin: 0 0 0 0.3em; + padding: 0 0.2em 0 0.2em; + color: {{ theme_gray_a }} !important; +} + +h1:hover a.anchor, h2:hover a.anchor, h3:hover a.anchor, h4:hover a.anchor, +h5:hover a.anchor, h6:hover a.anchor { + display: inline; +} + +h1 a.anchor:hover, h2 a.anchor:hover, h3 a.anchor:hover, h4 a.anchor:hover, +h5 a.anchor:hover, h6 a.anchor:hover { + color: {{ theme_gray_7 }}; + background-color: {{ theme_dirty_white }}; +} + + +/* LINKS ------------------------------------------------------------------ */ + +/* Normal links get a pseudo-underline */ +a { + color: {{ theme_link_color }}; + text-decoration: none; + border-bottom: 1px solid {{ theme_link_color_decoration }}; +} + +/* Links in sidebar, TOC, index trees and tables have no underline */ +.sphinxsidebar a, +.toctree-wrapper a, +.indextable a, +#indices-and-tables a { + color: {{ theme_dark_gray }}; + text-decoration: none; + border-bottom: none; +} + +/* Most links get an underline-effect when hovered */ +a:hover, +div.toctree-wrapper a:hover, +.indextable a:hover, +#indices-and-tables a:hover { + color: {{ theme_black }}; + text-decoration: none; + border-bottom: 1px solid {{ theme_black }}; +} + +/* Footer links */ +div.footer a { + color: {{ theme_background_text_link }}; + text-decoration: none; + border: none; +} +div.footer a:hover { + color: {{ theme_medium_color_link_hover }}; + text-decoration: underline; + border: none; +} + +/* Permalink anchor (subtle grey with a red hover) */ +div.body a.headerlink { + color: {{ theme_lighter_gray }}; + font-size: 1em; + margin-left: 6px; + padding: 0 4px 0 4px; + text-decoration: none; + border: none; +} +div.body a.headerlink:hover { + color: {{ theme_negative_text }}; + border: none; +} + + +/* NAVIGATION BAR --------------------------------------------------------- */ + +div.related ul { + height: 2.5em; +} + +div.related ul li { + margin: 0; + padding: 0.65em 0; + float: left; + display: block; + color: {{ theme_background_link_half }}; /* For the >> separators */ + font-size: 0.8em; +} + +div.related ul li.right { + float: right; + margin-right: 5px; + color: transparent; /* Hide the | separators */ +} + +/* "Breadcrumb" links in nav bar */ +div.related ul li a { + order: none; + background-color: inherit; + font-weight: bold; + margin: 6px 0 6px 4px; + line-height: 1.75em; + color: {{ theme_background_link }}; + text-shadow: 0 1px rgba(0, 0, 0, 0.5); + padding: 0.4em 0.8em; + border: none; + border-radius: 3px; +} +/* previous / next / modules / index links look more like buttons */ +div.related ul li.right a { + margin: 0.375em 0; + background-color: {{ theme_medium_color_hover }}; + text-shadow: 0 1px rgba(0, 0, 0, 0.5); + border-radius: 3px; + -webkit-border-radius: 3px; + -moz-border-radius: 3px; +} +/* All navbar links light up as buttons when hovered */ +div.related ul li a:hover { + background-color: {{ theme_medium_color }}; + color: {{ theme_white }}; + text-decoration: none; + border-radius: 3px; + -webkit-border-radius: 3px; + -moz-border-radius: 3px; +} +/* Take extra precautions for tt within links */ +a tt, +div.related ul li a tt { + background: inherit !important; + color: inherit !important; +} + + +/* SIDEBAR ---------------------------------------------------------------- */ + +div.sphinxsidebarwrapper { + padding: 0; +} + +div.sphinxsidebar { + margin: 0; + margin-left: -100%; + float: left; + top: 3em; + left: 0; + padding: 0 1em; + width: 14em; + font-size: 1em; + text-align: left; + background-color: {{ theme_light_color }}; +} + +div.sphinxsidebar img { + max-width: 12em; +} + +div.sphinxsidebar h3, div.sphinxsidebar h4 { + margin: 1.2em 0 0.3em 0; + font-size: 1em; + padding: 0; + color: {{ theme_gray_2 }}; + font-family: "ff-meta-web-pro-1", "ff-meta-web-pro-2", "Arial", "Helvetica Neue", sans-serif; +} + +div.sphinxsidebar h3 a { + color: {{ theme_grey_color }}; +} + +div.sphinxsidebar ul, +div.sphinxsidebar p { + margin-top: 0; + padding-left: 0; + line-height: 130%; + background-color: {{ theme_light_color }}; +} + +/* No bullets for nested lists, but a little extra indentation */ +div.sphinxsidebar ul ul { + list-style-type: none; + margin-left: 1.5em; + padding: 0; +} + +/* A little top/bottom padding to prevent adjacent links' borders + * from overlapping each other */ +div.sphinxsidebar ul li { + padding: 1px 0; +} + +/* A little left-padding to make these align with the ULs */ +div.sphinxsidebar p.topless { + padding-left: 0 0 0 1em; +} + +/* Make these into hidden one-liners */ +div.sphinxsidebar ul li, +div.sphinxsidebar p.topless { + white-space: nowrap; + overflow: hidden; +} +/* ...which become visible when hovered */ +div.sphinxsidebar ul li:hover, +div.sphinxsidebar p.topless:hover { + overflow: visible; +} + +/* Search text box and "Go" button */ +#searchbox { + margin-top: 2em; + margin-bottom: 1em; + background: {{ theme_dirtier_white }}; + padding: 0.5em; + border-radius: 6px; + -moz-border-radius: 6px; + -webkit-border-radius: 6px; +} +#searchbox h3 { + margin-top: 0; +} + +/* Make search box and button abut and have a border */ +input, +div.sphinxsidebar input { + border: 1px solid {{ theme_gray_9 }}; + float: left; +} + +/* Search textbox */ +input[type="text"] { + margin: 0; + padding: 0 3px; + height: 20px; + width: 144px; + border-top-left-radius: 3px; + border-bottom-left-radius: 3px; + -moz-border-radius-topleft: 3px; + -moz-border-radius-bottomleft: 3px; + -webkit-border-top-left-radius: 3px; + -webkit-border-bottom-left-radius: 3px; +} +/* Search button */ +input[type="submit"] { + margin: 0 0 0 -1px; /* -1px prevents a double-border with textbox */ + height: 22px; + color: {{ theme_dark_gray }}; + background-color: {{ theme_light_color }}; + padding: 1px 4px; + font-weight: bold; + border-top-right-radius: 3px; + border-bottom-right-radius: 3px; + -moz-border-radius-topright: 3px; + -moz-border-radius-bottomright: 3px; + -webkit-border-top-right-radius: 3px; + -webkit-border-bottom-right-radius: 3px; +} +input[type="submit"]:hover { + color: {{ theme_white }}; + background-color: {{ theme_green_highlight }}; +} + +div.sphinxsidebar p.searchtip { + clear: both; + padding: 0.5em 0 0 0; + background: {{ theme_dirtier_white }}; + color: {{ theme_gray }}; + font-size: 0.9em; +} + +/* Sidebar links are unusual */ +div.sphinxsidebar li a, +div.sphinxsidebar p a { + background: {{ theme_light_color }}; /* In case links overlap main content */ + border-radius: 3px; + -moz-border-radius: 3px; + -webkit-border-radius: 3px; + border: 1px solid transparent; /* To prevent things jumping around on hover */ + padding: 0 5px 0 5px; +} +div.sphinxsidebar li a:hover, +div.sphinxsidebar p a:hover { + color: {{ theme_black }}; + text-decoration: none; + border: 1px solid {{ theme_light_gray }}; +} + +/* Tweak any link appearing in a heading */ +div.sphinxsidebar h3 a { +} + + + + +/* OTHER STUFF ------------------------------------------------------------ */ + +cite, code, tt { + font-family: 'Consolas', 'Deja Vu Sans Mono', + 'Bitstream Vera Sans Mono', monospace; + font-size: 0.95em; + letter-spacing: 0.01em; +} + +tt { + background-color: {{ theme_code_background }}; + color: {{ theme_dark_gray }}; +} + +tt.descname, tt.descclassname, tt.xref { + border: 0; +} + +hr { + border: 1px solid {{ theme_ruler }}; + margin: 2em; +} + +pre, #_fontwidthtest { + font-family: 'Consolas', 'Deja Vu Sans Mono', + 'Bitstream Vera Sans Mono', monospace; + margin: 1em 2em; + font-size: 0.95em; + letter-spacing: 0.015em; + line-height: 120%; + padding: 0.5em; + border: 1px solid {{ theme_lighter_gray }}; + background-color: {{ theme_code_background }}; + border-radius: 6px; + -moz-border-radius: 6px; + -webkit-border-radius: 6px; +} + +pre a { + color: inherit; + text-decoration: underline; +} + +td.linenos pre { + padding: 0.5em 0; +} + +div.quotebar { + background-color: {{ theme_almost_white }}; + max-width: 250px; + float: right; + padding: 2px 7px; + border: 1px solid {{ theme_lighter_gray }}; +} + +div.topic { + background-color: {{ theme_almost_white }}; +} + +table { + border-collapse: collapse; + margin: 0 -0.5em 0 -0.5em; +} + +table td, table th { + padding: 0.2em 0.5em 0.2em 0.5em; +} + + +/* ADMONITIONS AND WARNINGS ------------------------------------------------- */ + +/* Shared by admonitions, warnings and sidebars */ +div.admonition, +div.warning, +div.sidebar { + font-size: 0.9em; + margin: 2em; + padding: 0; + /* + border-radius: 6px; + -moz-border-radius: 6px; + -webkit-border-radius: 6px; + */ +} +div.admonition p, +div.warning p, +div.sidebar p { + margin: 0.5em 1em 0.5em 1em; + padding: 0; +} +div.admonition pre, +div.warning pre, +div.sidebar pre { + margin: 0.4em 1em 0.4em 1em; +} +div.admonition p.admonition-title, +div.warning p.admonition-title, +div.sidebar p.sidebar-title { + margin: 0; + padding: 0.1em 0 0.1em 0.5em; + color: white; + font-weight: bold; + font-size: 1.1em; + text-shadow: 0 1px rgba(0, 0, 0, 0.5); +} +div.admonition ul, div.admonition ol, +div.warning ul, div.warning ol, +div.sidebar ul, div.sidebar ol { + margin: 0.1em 0.5em 0.5em 3em; + padding: 0; +} + + +/* Admonitions and sidebars only */ +div.admonition, div.sidebar { + border: 1px solid {{ theme_positive_dark }}; + background-color: {{ theme_positive_light }}; +} +div.admonition p.admonition-title, +div.sidebar p.sidebar-title { + background-color: {{ theme_positive_medium }}; + border-bottom: 1px solid {{ theme_positive_dark }}; +} + + +/* Warnings only */ +div.warning { + border: 1px solid {{ theme_negative_dark }}; + background-color: {{ theme_negative_light }}; +} +div.warning p.admonition-title { + background-color: {{ theme_negative_medium }}; + border-bottom: 1px solid {{ theme_negative_dark }}; +} + + +/* Sidebars only */ +div.sidebar { + max-width: 200px; +} + + + +div.versioninfo { + margin: 1em 0 0 0; + border: 1px solid {{ theme_lighter_gray }}; + background-color: {{ theme_light_medium_color }}; + padding: 8px; + line-height: 1.3em; + font-size: 0.9em; +} + +.viewcode-back { + font-family: 'Lucida Grande', 'Lucida Sans Unicode', 'Geneva', + 'Verdana', sans-serif; +} + +div.viewcode-block:target { + background-color: {{ theme_viewcode_bg }}; + border-top: 1px solid {{ theme_viewcode_border }}; + border-bottom: 1px solid {{ theme_viewcode_border }}; +} + +dl { + margin: 1em 0 2.5em 0; +} + +/* Highlight target when you click an internal link */ +dt:target { + background: {{ theme_highlight }}; +} +/* Don't highlight whole divs */ +div.highlight { + background: transparent; +} +/* But do highlight spans (so search results can be highlighted) */ +span.highlight { + background: {{ theme_highlight }}; +} + +div.footer { + background-color: {{ theme_background }}; + color: {{ theme_background_text }}; + padding: 0 2em 2em 2em; + clear: both; + font-size: 0.8em; + text-align: center; +} + +p { + margin: 0.8em 0 0.5em 0; +} + +.section p img { + margin: 1em 2em; +} + + +/* MOBILE LAYOUT -------------------------------------------------------------- */ + +@media screen and (max-width: 600px) { + + h1, h2, h3, h4, h5 { + position: relative; + } + + ul { + padding-left: 1.75em; + } + + div.bodywrapper a.headerlink, #indices-and-tables h1 a { + color: {{ theme_almost_dirty_white }}; + font-size: 80%; + float: right; + line-height: 1.8; + position: absolute; + right: -0.7em; + visibility: inherit; + } + + div.bodywrapper h1 a.headerlink, #indices-and-tables h1 a { + line-height: 1.5; + } + + pre { + font-size: 0.7em; + overflow: auto; + word-wrap: break-word; + white-space: pre-wrap; + } + + div.related ul { + height: 2.5em; + padding: 0; + text-align: left; + } + + div.related ul li { + clear: both; + color: {{ theme_dark_color }}; + padding: 0.2em 0; + } + + div.related ul li:last-child { + border-bottom: 1px dotted {{ theme_medium_color }}; + padding-bottom: 0.4em; + margin-bottom: 1em; + width: 100%; + } + + div.related ul li a { + color: {{ theme_dark_color }}; + padding-right: 0; + } + + div.related ul li a:hover { + background: inherit; + color: inherit; + } + + div.related ul li.right { + clear: none; + padding: 0.65em 0; + margin-bottom: 0.5em; + } + + div.related ul li.right a { + color: {{ theme_white }}; + padding-right: 0.8em; + } + + div.related ul li.right a:hover { + background-color: {{ theme_medium_color }}; + } + + div.body { + clear: both; + min-width: 0; + word-wrap: break-word; + } + + div.bodywrapper { + margin: 0 0 0 0; + } + + div.sphinxsidebar { + float: none; + margin: 0; + width: auto; + } + + div.sphinxsidebar input[type="text"] { + height: 2em; + line-height: 2em; + width: 70%; + } + + div.sphinxsidebar input[type="submit"] { + height: 2em; + margin-left: 0.5em; + width: 20%; + } + + div.sphinxsidebar p.searchtip { + background: inherit; + margin-bottom: 1em; + } + + div.sphinxsidebar ul li, div.sphinxsidebar p.topless { + white-space: normal; + } + + .bodywrapper img { + display: block; + margin-left: auto; + margin-right: auto; + max-width: 100%; + } + + div.documentwrapper { + float: none; + } + + div.admonition, div.warning, pre, blockquote { + margin-left: 0em; + margin-right: 0em; + } + + .body p img { + margin: 0; + } + + #searchbox { + background: transparent; + } + + .related:not(:first-child) li { + display: none; + } + + .related:not(:first-child) li.right { + display: block; + } + + div.footer { + padding: 1em; + } + + .rtd_doc_footer .badge { + float: none; + margin: 1em auto; + position: static; + } + + .rtd_doc_footer .badge.revsys-inline { + margin-right: auto; + margin-bottom: 2em; + } + + table.indextable { + display: block; + width: auto; + } + + .indextable tr { + display: block; + } + + .indextable td { + display: block; + padding: 0; + width: auto !important; + } + + .indextable td dt { + margin: 1em 0; + } + + ul.search { + margin-left: 0.25em; + } + + ul.search li div.context { + font-size: 90%; + line-height: 1.1; + margin-bottom: 1; + margin-left: 0; + } + +} diff --git a/doc/_themes/armstrong/theme.conf b/doc/_themes/armstrong/theme.conf new file mode 100644 index 0000000..5930488 --- /dev/null +++ b/doc/_themes/armstrong/theme.conf @@ -0,0 +1,65 @@ +[theme] +inherit = default +stylesheet = rtd.css +pygment_style = default +show_sphinx = False + +[options] +show_rtd = True + +white = #ffffff +almost_white = #f8f8f8 +barely_white = #f2f2f2 +dirty_white = #eeeeee +almost_dirty_white = #e6e6e6 +dirtier_white = #dddddd +lighter_gray = #cccccc +gray_a = #aaaaaa +gray_9 = #999999 +light_gray = #888888 +gray_7 = #777777 +gray = #666666 +dark_gray = #444444 +gray_2 = #222222 +black = #111111 +light_color = #e8ecef +light_medium_color = #DDEAF0 +medium_color = #8ca1af +medium_color_link = #86989b +medium_color_link_hover = #a6b8bb +dark_color = #465158 + +h1 = #000000 +h2 = #465158 +h3 = #6c818f + +link_color = #444444 +link_color_decoration = #CCCCCC + +medium_color_hover = #697983 +green_highlight = #8ecc4c + + +positive_dark = #609060 +positive_medium = #70a070 +positive_light = #e9ffe9 + +negative_dark = #900000 +negative_medium = #b04040 +negative_light = #ffe9e9 +negative_text = #c60f0f + +ruler = #abc + +viewcode_bg = #f4debf +viewcode_border = #ac9 + +highlight = #ffe080 + +code_background = #eeeeee + +background = #465158 +background_link = #ffffff +background_link_half = #ffffff +background_text = #eeeeee +background_text_link = #86989b diff --git a/doc/_themes/armstrong/theme.conf.orig b/doc/_themes/armstrong/theme.conf.orig new file mode 100644 index 0000000..a74a8a2 --- /dev/null +++ b/doc/_themes/armstrong/theme.conf.orig @@ -0,0 +1,66 @@ +[theme] +inherit = default +stylesheet = rtd.css +pygment_style = default +show_sphinx = False + +[options] +show_rtd = True + +white = #ffffff +almost_white = #f8f8f8 +barely_white = #f2f2f2 +dirty_white = #eeeeee +almost_dirty_white = #e6e6e6 +dirtier_white = #DAC6AF +lighter_gray = #cccccc +gray_a = #aaaaaa +gray_9 = #999999 +light_gray = #888888 +gray_7 = #777777 +gray = #666666 +dark_gray = #444444 +gray_2 = #222222 +black = #111111 +light_color = #EDE4D8 +light_medium_color = #DDEAF0 +medium_color = #8ca1af +medium_color_link = #634320 +medium_color_link_hover = #261a0c +dark_color = rgba(160, 109, 52, 1.0) + +h1 = #1f3744 +h2 = #335C72 +h3 = #638fa6 + +link_color = #335C72 +link_color_decoration = #99AEB9 + +medium_color_hover = rgba(255, 255, 255, 0.25) +medium_color = rgba(255, 255, 255, 0.5) +green_highlight = #8ecc4c + + +positive_dark = rgba(51, 77, 0, 1.0) +positive_medium = rgba(102, 153, 0, 1.0) +positive_light = rgba(102, 153, 0, 0.1) + +negative_dark = rgba(51, 13, 0, 1.0) +negative_medium = rgba(204, 51, 0, 1.0) +negative_light = rgba(204, 51, 0, 0.1) +negative_text = #c60f0f + +ruler = #abc + +viewcode_bg = #f4debf +viewcode_border = #ac9 + +highlight = #ffe080 + +code_background = rgba(0, 0, 0, 0.075) + +background = rgba(135, 57, 34, 1.0) +background_link = rgba(212, 195, 172, 1.0) +background_link_half = rgba(212, 195, 172, 0.5) +background_text = rgba(212, 195, 172, 1.0) +background_text_link = rgba(171, 138, 93, 1.0) diff --git a/doc/conf.py b/doc/conf.py new file mode 100644 index 0000000..be9e76a --- /dev/null +++ b/doc/conf.py @@ -0,0 +1,258 @@ +# -*- coding: utf-8 -*- +# +# python-opc documentation build configuration file, created by +# sphinx-quickstart on Sat Jun 29 17:34:36 2013. +# +# This file is execfile()d with the current directory set to its containing +# dir. +# +# Note that not all possible configuration values are present in this +# autogenerated file. +# +# All configuration values have a default; values that are commented out +# serve to show the default. + +# import sys, os + +# If extensions (or modules to document with autodoc) are in another directory, +# add these directories to sys.path here. If the directory is relative to the +# documentation root, use os.path.abspath to make it absolute, like shown here. +#sys.path.insert(0, os.path.abspath('.')) + +# -- General configuration --------------------------------------------------- + +# If your documentation needs a minimal Sphinx version, state it here. +#needs_sphinx = '1.0' + +# Add any Sphinx extension module names here, as strings. They can be +# extensions coming with Sphinx (named 'sphinx.ext.*') or your custom ones. +extensions = [ + 'sphinx.ext.autodoc', + 'sphinx.ext.intersphinx', + 'sphinx.ext.todo', + 'sphinx.ext.coverage', + 'sphinx.ext.viewcode' +] + +# Add any paths that contain templates here, relative to this directory. +templates_path = ['_templates'] + +# The suffix of source filenames. +source_suffix = '.rst' + +# The encoding of source files. +#source_encoding = 'utf-8-sig' + +# The master toctree document. +master_doc = 'index' + +# General information about the project. +project = u'python-opc' +copyright = u'2013, Steve Canny' + +# The version info for the project you're documenting, acts as replacement for +# |version| and |release|, also used in various other places throughout the +# built documents. +# +# The short X.Y version. +version = '0.1.0' +# The full version, including alpha/beta/rc tags. +release = '0.1.0' + +# The language for content autogenerated by Sphinx. Refer to documentation +# for a list of supported languages. +#language = None + +# There are two options for replacing |today|: either, you set today to some +# non-false value, then it is used: +#today = '' +# Else, today_fmt is used as the format for a strftime call. +#today_fmt = '%B %d, %Y' + +# List of patterns, relative to source directory, that match files and +# directories to ignore when looking for source files. +exclude_patterns = ['_build'] + +# The reST default role (used for this markup: `text`) to use for all +# documents. +#default_role = None + +# If true, '()' will be appended to :func: etc. cross-reference text. +#add_function_parentheses = True + +# If true, the current module name will be prepended to all description +# unit titles (such as .. function::). +#add_module_names = True + +# If true, sectionauthor and moduleauthor directives will be shown in the +# output. They are ignored by default. +#show_authors = False + +# The name of the Pygments (syntax highlighting) style to use. +pygments_style = 'sphinx' + +# A list of ignored prefixes for module index sorting. +#modindex_common_prefix = [] + + +# -- Options for HTML output ------------------------------------------------ + +# The theme to use for HTML and HTML Help pages. See the documentation for +# a list of builtin themes. +html_theme = 'armstrong' + +# Theme options are theme-specific and customize the look and feel of a theme +# further. For a list of options available for each theme, see the +# documentation. +#html_theme_options = {} + +# Add any paths that contain custom themes here, relative to this directory. +html_theme_path = ['_themes'] + +# The name for this set of Sphinx documents. If None, it defaults to +# " v documentation". +#html_title = None + +# A shorter title for the navigation bar. Default is the same as html_title. +#html_short_title = None + +# The name of an image file (relative to this directory) to place at the top +# of the sidebar. +#html_logo = None + +# The name of an image file (within the static path) to use as favicon of the +# docs. This file should be a Windows icon file (.ico) being 16x16 or 32x32 +# pixels large. +#html_favicon = None + +# Add any paths that contain custom static files (such as style sheets) here, +# relative to this directory. They are copied after the builtin static files, +# so a file named "default.css" will overwrite the builtin "default.css". +html_static_path = ['_static'] + +# If not '', a 'Last updated on:' timestamp is inserted at every page bottom, +# using the given strftime format. +#html_last_updated_fmt = '%b %d, %Y' + +# If true, SmartyPants will be used to convert quotes and dashes to +# typographically correct entities. +#html_use_smartypants = True + +# Custom sidebar templates, maps document names to template names. +#html_sidebars = {} + +# Additional templates that should be rendered to pages, maps page names to +# template names. +#html_additional_pages = {} + +# If false, no module index is generated. +#html_domain_indices = True + +# If false, no index is generated. +#html_use_index = True + +# If true, the index is split into individual pages for each letter. +#html_split_index = False + +# If true, links to the reST sources are added to the pages. +#html_show_sourcelink = True + +# If true, "Created using Sphinx" is shown in the HTML footer. Default is True. +#html_show_sphinx = True + +# If true, "(C) Copyright ..." is shown in the HTML footer. Default is True. +#html_show_copyright = True + +# If true, an OpenSearch description file will be output, and all pages will +# contain a tag referring to it. The value of this option must be the +# base URL from which the finished HTML is served. +#html_use_opensearch = '' + +# This is the file name suffix for HTML files (e.g. ".xhtml"). +#html_file_suffix = None + +# Output file base name for HTML help builder. +htmlhelp_basename = 'python-opcdoc' + + +# -- Options for LaTeX output ----------------------------------------------- + +latex_elements = { + # The paper size ('letterpaper' or 'a4paper'). + #'papersize': 'letterpaper', + + # The font size ('10pt', '11pt' or '12pt'). + #'pointsize': '10pt', + + # Additional stuff for the LaTeX preamble. + #'preamble': '', +} + +# Grouping the document tree into LaTeX files. List of tuples +# (source start file, +# target name, +# title, +# author, +# documentclass [howto/manual]). +latex_documents = [ + ('index', 'python-opc.tex', u'python-opc Documentation', + u'Steve Canny', 'manual'), +] + +# The name of an image file (relative to this directory) to place at the top of +# the title page. +#latex_logo = None + +# For "manual" documents, if this is true, then toplevel headings are parts, +# not chapters. +#latex_use_parts = False + +# If true, show page references after internal links. +#latex_show_pagerefs = False + +# If true, show URL addresses after external links. +#latex_show_urls = False + +# Documents to append as an appendix to all manuals. +#latex_appendices = [] + +# If false, no module index is generated. +#latex_domain_indices = True + + +# -- Options for manual page output ----------------------------------------- + +# One entry per manual page. List of tuples +# (source start file, name, description, authors, manual section). +man_pages = [ + ('index', 'python-opc', u'python-opc Documentation', + [u'Steve Canny'], 1) +] + +# If true, show URL addresses after external links. +#man_show_urls = False + + +# -- Options for Texinfo output --------------------------------------------- + +# Grouping the document tree into Texinfo files. List of tuples +# (source start file, target name, title, author, +# dir menu entry, description, category) +texinfo_documents = [ + ('index', 'python-opc', u'python-opc Documentation', + u'Steve Canny', 'python-opc', 'One line description of project.', + 'Miscellaneous'), +] + +# Documents to append as an appendix to all manuals. +#texinfo_appendices = [] + +# If false, no module index is generated. +#texinfo_domain_indices = True + +# How to display URL addresses: 'footnote', 'no', or 'inline'. +#texinfo_show_urls = 'footnote' + + +# Example configuration for intersphinx: refer to the Python standard library. +intersphinx_mapping = {'http://docs.python.org/': None} diff --git a/doc/index.rst b/doc/index.rst new file mode 100644 index 0000000..33bb8de --- /dev/null +++ b/doc/index.rst @@ -0,0 +1,22 @@ +########## +python-opc +########## + +Contents: + +.. toctree:: + :maxdepth: 2 + +Notes +===== + + + + +Indices and tables +================== + +* :ref:`genindex` +* :ref:`modindex` +* :ref:`search` + From cdaf4f70bfa8349fb4d45e49557fa7281b14ae36 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Wed, 3 Jul 2013 13:36:25 -0700 Subject: [PATCH 52/87] document initial analysis --- doc/developer/design_narratives.rst | 166 ++++++++++++++++++++++++++++ doc/index.rst | 1 + 2 files changed, 167 insertions(+) create mode 100644 doc/developer/design_narratives.rst diff --git a/doc/developer/design_narratives.rst b/doc/developer/design_narratives.rst new file mode 100644 index 0000000..ea0ca31 --- /dev/null +++ b/doc/developer/design_narratives.rst @@ -0,0 +1,166 @@ +================= +Design Narratives +================= + +Narrative explorations into design issues, serving initially as an aid to +reasoning and later as a memorandum of the considerations undertaken during +the design process. + + +Semi-random bits +---------------- + +*partname* is a marshaling/serialization concern. + +*partname* (pack URI) is the addressing scheme for accessing serialized parts +within the package. It has no direct relevance to the unmarshaled graph except +for use in re-marshaling unmanaged parts or to avoid renaming parts when the +load partname will do just fine. + +What determines part to be constructed? Relationship type or content type? + + *Working hypothesis*: Content type should be used to determine the type of + part to be constructed during unmarshaling. + + Content type is more granular than relationship type. For example, an image + part can be any of several content types, e.g. jpg, gif, or png. Another + example is RT.OFFICE_DOCUMENT. This can apply to any of CT.PRESENTATION, + CT.DOCUMENT, or CT.SPREADSHEET and their variants. + + However, I can't think of any examples of where a particular content type + may be the target of more than one possible relationship type. That seems + like a logical possibility though. + + There are examples of where a relationship type (customXml for example) are + used to refer to more than one part type (Additional Characteristics, + Bibliography, and Custom XML parts in this case). In such a case I expect + the unmarshaling and part selection would need to be delegated to the source + part which presumably would contain enough information to resolve the + ambiguity in its body XML. In that case, a BasePart could be constructed and + let the source part create a specific subclass on |after_unmarshal|. + +When properties of a mutable type (e.g. list) are returned, what is returned +should be a copy or perhaps an immutable variant (e.g. tuple) so that +client-side changes don't need to be accounted for in testing. If the return +value really needs to be mutable and a snapshot won't do, it's probably time to +make it a custom collection so the types of mutation that are allowed can be +specified and tested. + +In PackURI, the baseURI property does not include any trailing slash. This +behavior is consistent with the values returned from ``posixpath.split()`` and +is then in a form suitable for use in ``posixpath.join()``. + + +Design Narrative -- Blob proxy +============================== + +Certain use cases would be better served if loading large binary parts such as +images could be postponed or avoided. For example, if the use case is to +retrieve full text from a presentation for indexing purposes, the resources +and time consumed to load images into memory is wasted. It seems feasible to +develop some sort of blob proxy to postpone the loading of these binary parts +until such time as they are actually required, passing a proxy of some type to +be used instead. If it were cleverly done, the client code wouldn't have to +know, i.e. the proxy would be transparent. + +The main challenge I see is how to gain an entry point to close the zip archive +after all loading has been completed. If it were reopened and closed each time +a part was loaded that would be pretty expensive (an early verion of +python-pptx did exactly that for other reasons). Maybe that could be done when +the presentation is garbage collected or something. + +Another challenge is how to trigger the proxy to load itself. Maybe blob could +be an object that has file semantics and the read method could lazy load. + +Another idea was to be able to open the package in read-only mode. If the file +doesn't need to be saved, the actual binary objects don't actually need to be +accessed. Maybe this would be more like read-text-only mode or something. +I don't know how we'd guarantee that no one was interested in the image +binaries, even if they promised not to save. + +I suppose there could be a "read binary parts" method somewhere that gets +triggered the first time a binary part is accessed, as it would be during +save(). That would address the zip close entry point challenge. + +It does all sound a bit complicated for the sake of saving a few milliseconds, +unless someone (like Google :) was dealing with really large scale. + + +Design Narrative -- Custom Part Class mapping +============================================= + +:: + + pkg.register_part_classes(part_class_mapping) + + part_class_mapping = { + CT_SLIDE: _Slide, + CT_PRESENTATION: _Presentation + ... + } + + +Design Narrative -- Model-side relationships +============================================ + +Might it make sense to maintain XML of .rels stream throughout life-cycle? +-------------------------------------------------------------------------- + +No. The primary rationale is that a partname is not a primary model-side +entity; partnames are driven by the serialization concern, providing a method +for addressing serialized parts. Partnames are not required to be up-to-date in +the model until after the |before_marshal| call to the part returns. Even if +all part names were kept up-to-date, it would be a leakage across concern +boundaries to require a part to notify relationships of name changes; not to +mention it would introduce additional complexity that has nothing to do with +manipulation of the in-memory model. + +**always up-to-date principle** + + Model-side relationships are maintained as new parts are added or existing + parts are deleted. Relationships for generic parts are maintained from load + and delivered back for save without change. + +I'm not completely sure that the always-up-to-date principle need necessarily +apply in every case. As long as the relationships are up-to-date before +returning from the |before_marshal| call, I don't see a reason why that +choice couldn't be at the designer's discretion. Because relationships don't +have a compelling model-side runtime purpose, it might simplify the code to +localize the pre-serialization concern to the |before_marshal| method. + +.. |before_marshal| replace:: :meth:`before_marshal` +.. |after_unmarshal| replace:: :meth:`after_unmarshal` + + +Members +------- + +**rId** + + The relationship identifier. Must be a unique xsd:ID string. It is usually + of the form 'rId%d' % {sequential_int}, e.g. ``'rId9'``, but this need not + be the case. In situations where a relationship is created (e.g. for a new + part) or can be rewritten, e.g. if presentation->slide relationships were + rewritten on |before_marshal|, this form is preferred. In all other cases + the existing rId value should be preserved. When a relationship is what the + spec terms as *explicit*, there is a reference to the relationship within + the source part XML, the key of which is the rId value; changing the rId + would break that mapping. + + The **sequence** of relationships in the collection is not significant. The + relationship collection should be regarded as a mapping on rId, not as + a sequence with the index indicated by the numeric suffix of rId. While + PowerPoint observes the convention of using sequential rId values for + the slide relationships of a presentation, for example, this should not be + used to determine slide sequence, nor is it a requirement for package + production (saving a .pptx file). + +**reltype** + + A clear purpose for reltype is still a mystery to me. + +**target_mode** + +**target_part** + +**target_ref** diff --git a/doc/index.rst b/doc/index.rst index 33bb8de..d57c25a 100644 --- a/doc/index.rst +++ b/doc/index.rst @@ -5,6 +5,7 @@ python-opc Contents: .. toctree:: + developer/design_narratives :maxdepth: 2 Notes From 6e60dbc021065327dc7752402132197c6340c143 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Wed, 3 Jul 2013 16:33:56 -0700 Subject: [PATCH 53/87] add save-package.feature --- features/environment.py | 24 ++++++++++++++++++++++++ features/open-package.feature | 1 - features/save-package.feature | 11 +++++++++++ features/steps/opc_steps.py | 15 +++++++++++++++ 4 files changed, 50 insertions(+), 1 deletion(-) create mode 100644 features/environment.py create mode 100644 features/save-package.feature diff --git a/features/environment.py b/features/environment.py new file mode 100644 index 0000000..2863904 --- /dev/null +++ b/features/environment.py @@ -0,0 +1,24 @@ +# -*- coding: utf-8 -*- +# +# environment.py +# +# Copyright (C) 2013 Steve Canny scanny@cisco.com +# +# This module is part of python-opc and is released under the MIT License: +# http://www.opensource.org/licenses/mit-license.php + +""" +Used by behave to set testing environment before and after running acceptance +tests. +""" + +import os + +scratch_dir = os.path.abspath( + os.path.join(os.path.split(__file__)[0], '_scratch') +) + + +def before_all(context): + if not os.path.isdir(scratch_dir): + os.mkdir(scratch_dir) diff --git a/features/open-package.feature b/features/open-package.feature index addb1c3..53ab570 100644 --- a/features/open-package.feature +++ b/features/open-package.feature @@ -3,7 +3,6 @@ Feature: Open an OPC package As an Open XML developer I need to open an arbitrary package - @wip Scenario: Open a PowerPoint file Given a python-opc working environment When I open a PowerPoint file diff --git a/features/save-package.feature b/features/save-package.feature new file mode 100644 index 0000000..f119bc4 --- /dev/null +++ b/features/save-package.feature @@ -0,0 +1,11 @@ +Feature: Save an OPC package + In order to satisfy myself that python-opc might work + As a pptx developer + I want to see it pass a basic round-trip sanity-check + + @wip + Scenario: Round-trip a .pptx file + Given a clean working directory + When I open a PowerPoint file + And I save the presentation package + Then I see the pptx file in the working directory diff --git a/features/steps/opc_steps.py b/features/steps/opc_steps.py index afd3666..8c982f3 100644 --- a/features/steps/opc_steps.py +++ b/features/steps/opc_steps.py @@ -22,12 +22,20 @@ def absjoin(*paths): return os.path.abspath(os.path.join(*paths)) thisdir = os.path.split(__file__)[0] +scratch_dir = absjoin(thisdir, '../_scratch') test_file_dir = absjoin(thisdir, '../../tests/test_files') basic_pptx_path = absjoin(test_file_dir, 'test.pptx') +saved_pptx_path = absjoin(scratch_dir, 'test_out.pptx') # given ==================================================== +@given('a clean working directory') +def step_given_clean_working_dir(context): + if os.path.isfile(saved_pptx_path): + os.remove(saved_pptx_path) + + @given('a python-opc working environment') def step_given_python_opc_working_environment(context): pass @@ -40,6 +48,13 @@ def step_when_open_basic_pptx(context): context.pkg = OpcPackage.open(basic_pptx_path) +@when('I save the presentation package') +def step_when_save_presentation_package(context): + if os.path.isfile(saved_pptx_path): + os.remove(saved_pptx_path) + context.pkg.save(saved_pptx_path) + + # then ===================================================== @then('the expected package rels are loaded') From ba56ea4f209df16b3eb819463649e1383ed2226e Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Mon, 22 Jul 2013 20:33:58 -0700 Subject: [PATCH 54/87] add OpcPackage.save() --- opc/package.py | 10 ++++++++++ opc/pkgwriter.py | 29 +++++++++++++++++++++++++++++ tests/test_package.py | 29 ++++++++++++++++++++++++++++- 3 files changed, 67 insertions(+), 1 deletion(-) create mode 100644 opc/pkgwriter.py diff --git a/opc/package.py b/opc/package.py index 9fb892e..299539a 100644 --- a/opc/package.py +++ b/opc/package.py @@ -13,6 +13,7 @@ from opc.packuri import PACKAGE_URI from opc.pkgreader import PackageReader +from opc.pkgwriter import PackageWriter class OpcPackage(object): @@ -52,6 +53,15 @@ def rels(self): """ return self._rels + def save(self, pkg_file): + """ + Save this package to *pkg_file*, where *file* can be either a path to + a file (a string) or a file-like object. + """ + for part in self.parts: + part._before_marshal() + PackageWriter.write(pkg_file, self._rels, self.parts) + def _add_relationship(self, reltype, target, rId, external=False): """ Return newly added |_Relationship| instance of *reltype* between this diff --git a/opc/pkgwriter.py b/opc/pkgwriter.py new file mode 100644 index 0000000..27173fa --- /dev/null +++ b/opc/pkgwriter.py @@ -0,0 +1,29 @@ +# -*- coding: utf-8 -*- +# +# pkgwriter.py +# +# Copyright (C) 2013 Steve Canny scanny@cisco.com +# +# This module is part of python-opc and is released under the MIT License: +# http://www.opensource.org/licenses/mit-license.php + +""" +Provides a low-level, write-only API to a serialized Open Packaging +Convention (OPC) package, essentially an implementation of OpcPackage.save() +""" + + +class PackageWriter(object): + """ + Writes a zip-format OPC package to *pkg_file*, where *pkg_file* can be + either a path to a zip file (a string) or a file-like object. Its single + API method, :meth:`write`, is static, so this class is not intended to + be instantiated. + """ + @staticmethod + def write(pkg_file, pkg_rels, parts): + """ + Write a physical package (.pptx file) to *pkg_file* containing + *pkg_rels* and *parts* and a content types stream based on the + content types of the parts. + """ diff --git a/tests/test_package.py b/tests/test_package.py index 79c950c..551b0fd 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -11,7 +11,7 @@ import pytest -from mock import call, Mock, patch +from mock import call, Mock, patch, PropertyMock from opc.package import ( OpcPackage, Part, PartFactory, _Relationship, RelationshipCollection, @@ -33,10 +33,24 @@ class DescribeOpcPackage(object): def PackageReader_(self, request): return class_mock('opc.package.PackageReader', request) + @pytest.fixture + def PackageWriter_(self, request): + return class_mock('opc.package.PackageWriter', request) + @pytest.fixture def PartFactory_(self, request): return class_mock('opc.package.PartFactory', request) + @pytest.fixture + def parts(self, request): + """ + Return a mock patching property OpcPackage.parts, reversing the + patch after each use. + """ + _patch = patch.object(OpcPackage, 'parts', new_callable=PropertyMock) + request.addfinalizer(_patch.stop) + return _patch.start() + @pytest.fixture def Unmarshaller_(self, request): return class_mock('opc.package.Unmarshaller', request) @@ -102,6 +116,19 @@ def it_can_iterate_over_parts_by_walking_rels_graph(self): # verify ----------------------- assert generated_parts == [part1, part2] + def it_can_save_to_a_pkg_file(self, PackageWriter_, parts): + # mockery ---------------------- + pkg_file = Mock(name='pkg_file') + pkg = OpcPackage() + parts.return_value = parts = [Mock(name='part1'), Mock(name='part2')] + # exercise --------------------- + pkg.save(pkg_file) + # verify ----------------------- + for part in parts: + part._before_marshal.assert_called_once_with() + PackageWriter_.write.assert_called_once_with(pkg_file, pkg._rels, + parts) + class DescribePart(object): From e1927e5588ccc9303f87a6da80b9d4d5120571a0 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Mon, 22 Jul 2013 22:29:29 -0700 Subject: [PATCH 55/87] add Part._before_marshal() --- opc/package.py | 10 ++++++++++ opc/pkgwriter.py | 1 + tests/test_package.py | 3 +++ 3 files changed, 14 insertions(+) diff --git a/opc/package.py b/opc/package.py index 299539a..a59b4da 100644 --- a/opc/package.py +++ b/opc/package.py @@ -150,6 +150,16 @@ def _after_unmarshal(self): # subclass pass + def _before_marshal(self): + """ + Entry point for pre-serialization processing, for example to finalize + part naming if necessary. May be overridden by subclasses without + forwarding call to super. + """ + # don't place any code here, just catch call if not overridden by + # subclass + pass + class PartFactory(object): """ diff --git a/opc/pkgwriter.py b/opc/pkgwriter.py index 27173fa..168c182 100644 --- a/opc/pkgwriter.py +++ b/opc/pkgwriter.py @@ -27,3 +27,4 @@ def write(pkg_file, pkg_rels, parts): *pkg_rels* and *parts* and a content types stream based on the content types of the parts. """ + raise NotImplementedError() diff --git a/tests/test_package.py b/tests/test_package.py index 551b0fd..d4bf0aa 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -169,6 +169,9 @@ def it_can_add_a_relationship_to_another_part(self, part): def it_can_be_notified_after_unmarshalling_is_complete(self, part): part._after_unmarshal() + def it_can_be_notified_before_marshalling_is_started(self, part): + part._before_marshal() + class DescribePartFactory(object): From eb9c314c7da9b4fed924781a30d67ac26d0ebcd4 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Fri, 26 Jul 2013 00:00:20 -0700 Subject: [PATCH 56/87] add PackageWriter.write() --- opc/phys_pkg.py | 6 ++++ opc/pkgwriter.py | 30 ++++++++++++++++++++ tests/test_pkgwriter.py | 62 +++++++++++++++++++++++++++++++++++++++++ 3 files changed, 98 insertions(+) create mode 100644 tests/test_pkgwriter.py diff --git a/opc/phys_pkg.py b/opc/phys_pkg.py index 9149fbd..bcc604d 100644 --- a/opc/phys_pkg.py +++ b/opc/phys_pkg.py @@ -22,6 +22,12 @@ def __new__(cls, pkg_file): return ZipPkgReader(pkg_file) +class PhysPkgWriter(object): + """ + Factory for physical package writer objects. + """ + + class ZipPkgReader(object): """ Implements |PhysPkgReader| interface for a zip file OPC package. diff --git a/opc/pkgwriter.py b/opc/pkgwriter.py index 168c182..28e3a91 100644 --- a/opc/pkgwriter.py +++ b/opc/pkgwriter.py @@ -12,6 +12,8 @@ Convention (OPC) package, essentially an implementation of OpcPackage.save() """ +from opc.phys_pkg import PhysPkgWriter + class PackageWriter(object): """ @@ -27,4 +29,32 @@ def write(pkg_file, pkg_rels, parts): *pkg_rels* and *parts* and a content types stream based on the content types of the parts. """ + phys_writer = PhysPkgWriter(pkg_file) + PackageWriter._write_content_types_stream(phys_writer, parts) + PackageWriter._write_pkg_rels(phys_writer, pkg_rels) + PackageWriter._write_parts(phys_writer, parts) + phys_writer.close() + + @staticmethod + def _write_content_types_stream(phys_writer, parts): + """ + Write ``[Content_Types].xml`` part to the physical package with an + appropriate content type lookup target for each part in *parts*. + """ + raise NotImplementedError() + + @staticmethod + def _write_parts(phys_writer, parts): + """ + Write the blob of each part in *parts* to the package, along with a + rels item for its relationships if and only if it has any. + """ + raise NotImplementedError() + + @staticmethod + def _write_pkg_rels(phys_writer, pkg_rels): + """ + Write the XML rels item for *pkg_rels* ('/_rels/.rels') to the + package. + """ raise NotImplementedError() diff --git a/tests/test_pkgwriter.py b/tests/test_pkgwriter.py new file mode 100644 index 0000000..7492ca8 --- /dev/null +++ b/tests/test_pkgwriter.py @@ -0,0 +1,62 @@ +# -*- coding: utf-8 -*- +# +# test_pkgwriter.py +# +# Copyright (C) 2013 Steve Canny scanny@cisco.com +# +# This module is part of python-pptx and is released under the MIT License: +# http://www.opensource.org/licenses/mit-license.php + +"""Test suite for opc.pkgwriter module.""" + +import pytest + +from mock import call, Mock, patch + +from opc.pkgwriter import PackageWriter + + +class DescribePackageWriter(object): + + @pytest.fixture + def PhysPkgWriter_(self, request): + _patch = patch('opc.pkgwriter.PhysPkgWriter') + request.addfinalizer(_patch.stop) + return _patch.start() + + @pytest.fixture + def _write_methods(self, request): + """Mock that patches all the _write_* methods of PackageWriter""" + root_mock = Mock(name='PackageWriter') + patch1 = patch.object(PackageWriter, '_write_content_types_stream') + patch2 = patch.object(PackageWriter, '_write_pkg_rels') + patch3 = patch.object(PackageWriter, '_write_parts') + root_mock.attach_mock(patch1.start(), '_write_content_types_stream') + root_mock.attach_mock(patch2.start(), '_write_pkg_rels') + root_mock.attach_mock(patch3.start(), '_write_parts') + + def fin(): + patch1.stop() + patch2.stop() + patch3.stop() + + request.addfinalizer(fin) + return root_mock + + def it_can_write_a_package(self, PhysPkgWriter_, _write_methods): + # mockery ---------------------- + pkg_file = Mock(name='pkg_file') + pkg_rels = Mock(name='pkg_rels') + parts = Mock(name='parts') + phys_writer = PhysPkgWriter_.return_value + # exercise --------------------- + PackageWriter.write(pkg_file, pkg_rels, parts) + # verify ----------------------- + expected_calls = [ + call._write_content_types_stream(phys_writer, parts), + call._write_pkg_rels(phys_writer, pkg_rels), + call._write_parts(phys_writer, parts), + ] + PhysPkgWriter_.assert_called_once_with(pkg_file) + assert _write_methods.mock_calls == expected_calls + phys_writer.close.assert_called_once_with() From 9bb9e5f8e421b7be0ce1a15becc889578e7e93d8 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Wed, 31 Jul 2013 00:32:32 -0700 Subject: [PATCH 57/87] add PhysPkgWriter.__new__() factory method --- opc/phys_pkg.py | 8 ++++++++ tests/test_phys_pkg.py | 18 +++++++++++++++++- 2 files changed, 25 insertions(+), 1 deletion(-) diff --git a/opc/phys_pkg.py b/opc/phys_pkg.py index bcc604d..562bb6c 100644 --- a/opc/phys_pkg.py +++ b/opc/phys_pkg.py @@ -26,6 +26,8 @@ class PhysPkgWriter(object): """ Factory for physical package writer objects. """ + def __new__(cls, pkg_file): + return ZipPkgWriter(pkg_file) class ZipPkgReader(object): @@ -68,3 +70,9 @@ def rels_xml_for(self, source_uri): except KeyError: rels_xml = None return rels_xml + + +class ZipPkgWriter(object): + """ + Implements |PhysPkgWriter| interface for a zip file OPC package. + """ diff --git a/tests/test_phys_pkg.py b/tests/test_phys_pkg.py index 2468a82..e4182d8 100644 --- a/tests/test_phys_pkg.py +++ b/tests/test_phys_pkg.py @@ -12,7 +12,7 @@ import hashlib from opc.packuri import PACKAGE_URI, PackURI -from opc.phys_pkg import PhysPkgReader, ZipPkgReader +from opc.phys_pkg import PhysPkgReader, PhysPkgWriter, ZipPkgReader import pytest @@ -45,6 +45,22 @@ def it_constructs_a_pkg_reader_instance(self, ZipPkgReader_): assert phys_pkg_reader == ZipPkgReader_.return_value +class DescribePhysPkgWriter(object): + + @pytest.fixture + def ZipPkgWriter_(self, request): + return class_mock('opc.phys_pkg.ZipPkgWriter', request) + + def it_constructs_a_pkg_writer_instance(self, ZipPkgWriter_): + # mockery ---------------------- + pkg_file = Mock(name='pkg_file') + # exercise --------------------- + phys_pkg_writer = PhysPkgWriter(pkg_file) + # verify ----------------------- + ZipPkgWriter_.assert_called_once_with(pkg_file) + assert phys_pkg_writer == ZipPkgWriter_.return_value + + class DescribeZipPkgReader(object): @pytest.fixture(scope='class') From 64932b08a23b58ae98b611dd336c12f06c91da46 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Wed, 31 Jul 2013 01:02:26 -0700 Subject: [PATCH 58/87] add ZipPkgWriter.__init__() --- opc/phys_pkg.py | 5 ++++- tests/test_phys_pkg.py | 15 ++++++++++++++- 2 files changed, 18 insertions(+), 2 deletions(-) diff --git a/opc/phys_pkg.py b/opc/phys_pkg.py index 562bb6c..8d782d6 100644 --- a/opc/phys_pkg.py +++ b/opc/phys_pkg.py @@ -11,7 +11,7 @@ Provides a general interface to a *physical* OPC package, such as a zip file. """ -from zipfile import ZipFile +from zipfile import ZIP_DEFLATED, ZipFile class PhysPkgReader(object): @@ -76,3 +76,6 @@ class ZipPkgWriter(object): """ Implements |PhysPkgWriter| interface for a zip file OPC package. """ + def __init__(self, pkg_file): + super(ZipPkgWriter, self).__init__() + self._zipf = ZipFile(pkg_file, 'w', compression=ZIP_DEFLATED) diff --git a/tests/test_phys_pkg.py b/tests/test_phys_pkg.py index e4182d8..f323613 100644 --- a/tests/test_phys_pkg.py +++ b/tests/test_phys_pkg.py @@ -11,8 +11,12 @@ import hashlib +from zipfile import ZIP_DEFLATED + from opc.packuri import PACKAGE_URI, PackURI -from opc.phys_pkg import PhysPkgReader, PhysPkgWriter, ZipPkgReader +from opc.phys_pkg import ( + PhysPkgReader, PhysPkgWriter, ZipPkgReader, ZipPkgWriter +) import pytest @@ -102,3 +106,12 @@ def it_returns_none_when_part_has_no_rels_xml(self, phys_reader): partname = PackURI('/ppt/viewProps.xml') rels_xml = phys_reader.rels_xml_for(partname) assert rels_xml is None + + +class DescribeZipPkgWriter(object): + + def it_opens_pkg_file_zip_on_construction(self, ZipFile_): + pkg_file = Mock(name='pkg_file') + ZipPkgWriter(pkg_file) + ZipFile_.assert_called_once_with(pkg_file, 'w', + compression=ZIP_DEFLATED) From 44d2f8335dddb01853fee9f70b0f2c2adc7740f5 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Wed, 31 Jul 2013 01:20:03 -0700 Subject: [PATCH 59/87] add ZipPkgWriter.close() --- opc/phys_pkg.py | 7 +++++++ tests/test_phys_pkg.py | 9 +++++++++ 2 files changed, 16 insertions(+) diff --git a/opc/phys_pkg.py b/opc/phys_pkg.py index 8d782d6..2af7e64 100644 --- a/opc/phys_pkg.py +++ b/opc/phys_pkg.py @@ -79,3 +79,10 @@ class ZipPkgWriter(object): def __init__(self, pkg_file): super(ZipPkgWriter, self).__init__() self._zipf = ZipFile(pkg_file, 'w', compression=ZIP_DEFLATED) + + def close(self): + """ + Close the zip archive, flushing any pending physical writes and + releasing any resources it's using. + """ + self._zipf.close() diff --git a/tests/test_phys_pkg.py b/tests/test_phys_pkg.py index f323613..bd843f4 100644 --- a/tests/test_phys_pkg.py +++ b/tests/test_phys_pkg.py @@ -115,3 +115,12 @@ def it_opens_pkg_file_zip_on_construction(self, ZipFile_): ZipPkgWriter(pkg_file) ZipFile_.assert_called_once_with(pkg_file, 'w', compression=ZIP_DEFLATED) + + def it_can_be_closed(self, ZipFile_): + # mockery ---------------------- + zipf = ZipFile_.return_value + zip_pkg_writer = ZipPkgWriter(None) + # exercise --------------------- + zip_pkg_writer.close() + # verify ----------------------- + zipf.close.assert_called_once_with() From 7423e5c002e984062fad53ed2ef6364a003276f7 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Fri, 26 Jul 2013 02:10:36 -0700 Subject: [PATCH 60/87] add PackageWriter._write_content_types_stream() --- opc/pkgwriter.py | 18 +++++++++++++++++- tests/test_pkgwriter.py | 19 ++++++++++++++++++- 2 files changed, 35 insertions(+), 2 deletions(-) diff --git a/opc/pkgwriter.py b/opc/pkgwriter.py index 28e3a91..fd2678d 100644 --- a/opc/pkgwriter.py +++ b/opc/pkgwriter.py @@ -12,6 +12,7 @@ Convention (OPC) package, essentially an implementation of OpcPackage.save() """ +from opc.packuri import CONTENT_TYPES_URI from opc.phys_pkg import PhysPkgWriter @@ -41,7 +42,7 @@ def _write_content_types_stream(phys_writer, parts): Write ``[Content_Types].xml`` part to the physical package with an appropriate content type lookup target for each part in *parts*. """ - raise NotImplementedError() + phys_writer.write(CONTENT_TYPES_URI, _ContentTypesItem.xml_for(parts)) @staticmethod def _write_parts(phys_writer, parts): @@ -58,3 +59,18 @@ def _write_pkg_rels(phys_writer, pkg_rels): package. """ raise NotImplementedError() + + +class _ContentTypesItem(object): + """ + Service class that composes a content types item ([Content_Types].xml) + based on a list of parts. Not meant to be instantiated, its single + interface method is xml_for(), e.g. ``_ContentTypesItem.xml_for(parts)``. + """ + @staticmethod + def xml_for(parts): + """ + Return content types XML mapping each part in *parts* to the + appropriate content type and suitable for storage as + ``[Content_Types].xml`` in an OPC package. + """ diff --git a/tests/test_pkgwriter.py b/tests/test_pkgwriter.py index 7492ca8..1b68a18 100644 --- a/tests/test_pkgwriter.py +++ b/tests/test_pkgwriter.py @@ -13,7 +13,9 @@ from mock import call, Mock, patch -from opc.pkgwriter import PackageWriter +from opc.pkgwriter import _ContentTypesItem, PackageWriter + +from .unitutil import method_mock class DescribePackageWriter(object): @@ -24,6 +26,10 @@ def PhysPkgWriter_(self, request): request.addfinalizer(_patch.stop) return _patch.start() + @pytest.fixture + def xml_for(self, request): + return method_mock(_ContentTypesItem, 'xml_for', request) + @pytest.fixture def _write_methods(self, request): """Mock that patches all the _write_* methods of PackageWriter""" @@ -60,3 +66,14 @@ def it_can_write_a_package(self, PhysPkgWriter_, _write_methods): PhysPkgWriter_.assert_called_once_with(pkg_file) assert _write_methods.mock_calls == expected_calls phys_writer.close.assert_called_once_with() + + def it_can_write_a_content_types_stream(self, xml_for): + # mockery ---------------------- + phys_writer = Mock(name='phys_writer') + parts = Mock(name='parts') + # exercise --------------------- + PackageWriter._write_content_types_stream(phys_writer, parts) + # verify ----------------------- + xml_for.assert_called_once_with(parts) + phys_writer.write.assert_called_once_with('/[Content_Types].xml', + xml_for.return_value) From 706464054b3bede78e39e71808e07cd777d1eb47 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Fri, 26 Jul 2013 15:08:43 -0700 Subject: [PATCH 61/87] add ZipPkgWriter.write() --- opc/phys_pkg.py | 7 +++++++ tests/test_phys_pkg.py | 29 ++++++++++++++++++++++++++++- 2 files changed, 35 insertions(+), 1 deletion(-) diff --git a/opc/phys_pkg.py b/opc/phys_pkg.py index 2af7e64..3fc1768 100644 --- a/opc/phys_pkg.py +++ b/opc/phys_pkg.py @@ -86,3 +86,10 @@ def close(self): releasing any resources it's using. """ self._zipf.close() + + def write(self, pack_uri, blob): + """ + Write *blob* to this zip package with the membername corresponding to + *pack_uri*. + """ + self._zipf.writestr(pack_uri.membername, blob) diff --git a/tests/test_phys_pkg.py b/tests/test_phys_pkg.py index bd843f4..b7e1802 100644 --- a/tests/test_phys_pkg.py +++ b/tests/test_phys_pkg.py @@ -9,9 +9,14 @@ """Test suite for opc.phys_pkg module.""" +try: + from io import BytesIO # Python 3 +except ImportError: + from StringIO import StringIO as BytesIO + import hashlib -from zipfile import ZIP_DEFLATED +from zipfile import ZIP_DEFLATED, ZipFile from opc.packuri import PACKAGE_URI, PackURI from opc.phys_pkg import ( @@ -110,6 +115,12 @@ def it_returns_none_when_part_has_no_rels_xml(self, phys_reader): class DescribeZipPkgWriter(object): + @pytest.fixture + def pkg_file(self, request): + pkg_file = BytesIO() + request.addfinalizer(pkg_file.close) + return pkg_file + def it_opens_pkg_file_zip_on_construction(self, ZipFile_): pkg_file = Mock(name='pkg_file') ZipPkgWriter(pkg_file) @@ -124,3 +135,19 @@ def it_can_be_closed(self, ZipFile_): zip_pkg_writer.close() # verify ----------------------- zipf.close.assert_called_once_with() + + def it_can_write_a_blob(self, pkg_file): + # setup ------------------------ + pack_uri = PackURI('/part/name.xml') + blob = ''.encode('utf-8') + # exercise --------------------- + pkg_writer = PhysPkgWriter(pkg_file) + pkg_writer.write(pack_uri, blob) + pkg_writer.close() + # verify ----------------------- + written_blob_sha1 = hashlib.sha1(blob).hexdigest() + zipf = ZipFile(pkg_file, 'r') + retrieved_blob = zipf.read(pack_uri.membername) + zipf.close() + retrieved_blob_sha1 = hashlib.sha1(retrieved_blob).hexdigest() + assert retrieved_blob_sha1 == written_blob_sha1 From 81ab148bca7a6638072bb5a1f823934989ac2cea Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Fri, 26 Jul 2013 17:25:58 -0700 Subject: [PATCH 62/87] add _ContentTypesItem.xml_for() --- opc/pkgwriter.py | 38 +++++++++++++++++++++++++++++ opc/spec.py | 36 +++++++++++++++++++++++++++ tests/test_pkgwriter.py | 54 ++++++++++++++++++++++++++++++++++++++++- 3 files changed, 127 insertions(+), 1 deletion(-) create mode 100644 opc/spec.py diff --git a/opc/pkgwriter.py b/opc/pkgwriter.py index fd2678d..3482024 100644 --- a/opc/pkgwriter.py +++ b/opc/pkgwriter.py @@ -12,8 +12,11 @@ Convention (OPC) package, essentially an implementation of OpcPackage.save() """ +from opc.constants import CONTENT_TYPE as CT +from opc.oxml import CT_Types, oxml_tostring from opc.packuri import CONTENT_TYPES_URI from opc.phys_pkg import PhysPkgWriter +from opc.spec import default_content_types class PackageWriter(object): @@ -74,3 +77,38 @@ def xml_for(parts): appropriate content type and suitable for storage as ``[Content_Types].xml`` in an OPC package. """ + defaults = dict((('.rels', CT.OPC_RELATIONSHIPS), ('.xml', CT.XML))) + overrides = dict() + for part in parts: + _ContentTypesItem._add_content_type( + defaults, overrides, part.partname, part.content_type + ) + return _ContentTypesItem._xml(defaults, overrides) + + @staticmethod + def _add_content_type(defaults, overrides, partname, content_type): + """ + Add a content type for the part with *partname* and *content_type*, + using a default or override as appropriate. + """ + ext = partname.ext + if (ext, content_type) in default_content_types: + defaults[ext] = content_type + else: + overrides[partname] = content_type + + @staticmethod + def _xml(defaults, overrides): + """ + XML form of this content types item, suitable for storage as + ``[Content_Types].xml`` in an OPC package. Although the sequence of + elements is not strictly significant, as an aid to testing and + readability Default elements are sorted by extension and Override + elements are sorted by partname. + """ + _types_elm = CT_Types.new() + for ext in sorted(defaults.keys()): + _types_elm.add_default(ext, defaults[ext]) + for partname in sorted(overrides.keys()): + _types_elm.add_override(partname, overrides[partname]) + return oxml_tostring(_types_elm, encoding='UTF-8', standalone=True) diff --git a/opc/spec.py b/opc/spec.py new file mode 100644 index 0000000..5958328 --- /dev/null +++ b/opc/spec.py @@ -0,0 +1,36 @@ +# -*- coding: utf-8 -*- +# +# spec.py +# +# Copyright (C) 2013 Steve Canny scanny@cisco.com +# +# This module is part of python-opc and is released under the MIT License: +# http://www.opensource.org/licenses/mit-license.php + +""" +Provides mappings that embody aspects of the Open XML spec ISO/IEC 29500. +""" + +from opc.constants import CONTENT_TYPE as CT + + +default_content_types = ( + ('.bin', CT.PML_PRINTER_SETTINGS), + ('.bin', CT.SML_PRINTER_SETTINGS), + ('.bin', CT.WML_PRINTER_SETTINGS), + ('.bmp', CT.BMP), + ('.emf', CT.X_EMF), + ('.fntdata', CT.X_FONTDATA), + ('.gif', CT.GIF), + ('.jpe', CT.JPEG), + ('.jpeg', CT.JPEG), + ('.jpg', CT.JPEG), + ('.png', CT.PNG), + ('.rels', CT.OPC_RELATIONSHIPS), + ('.tif', CT.TIFF), + ('.tiff', CT.TIFF), + ('.wdp', CT.MS_PHOTO), + ('.wmf', CT.X_WMF), + ('.xlsx', CT.SML_SHEET), + ('.xml', CT.XML), +) diff --git a/tests/test_pkgwriter.py b/tests/test_pkgwriter.py index 1b68a18..59d8e5f 100644 --- a/tests/test_pkgwriter.py +++ b/tests/test_pkgwriter.py @@ -13,9 +13,11 @@ from mock import call, Mock, patch +from opc.constants import CONTENT_TYPE as CT +from opc.packuri import PackURI from opc.pkgwriter import _ContentTypesItem, PackageWriter -from .unitutil import method_mock +from .unitutil import function_mock, method_mock class DescribePackageWriter(object): @@ -77,3 +79,53 @@ def it_can_write_a_content_types_stream(self, xml_for): xml_for.assert_called_once_with(parts) phys_writer.write.assert_called_once_with('/[Content_Types].xml', xml_for.return_value) + + +class Describe_ContentTypesItem(object): + + @pytest.fixture + def oxml_tostring(self, request): + return function_mock('opc.pkgwriter.oxml_tostring', request) + + @pytest.fixture + def parts(self): + """list of parts that will exercise _ContentTypesItem.xml_for()""" + return [ + Mock(name='part_1', partname=PackURI('/docProps/core.xml'), + content_type='app/vnd.core'), + Mock(name='part_2', partname=PackURI('/docProps/thumbnail.jpeg'), + content_type=CT.JPEG), + Mock(name='part_3', partname=PackURI('/ppt/slides/slide2.xml'), + content_type='app/vnd.ct_sld'), + Mock(name='part_4', partname=PackURI('/ppt/slides/slide1.xml'), + content_type='app/vnd.ct_sld'), + Mock(name='part_5', partname=PackURI('/zebra/foo.bar'), + content_type='app/vnd.foobar'), + ] + + @pytest.fixture + def types(self, request): + """Mock returned by CT_Types.new() call""" + types = Mock(name='types') + _patch = patch('opc.pkgwriter.CT_Types') + CT_Types = _patch.start() + CT_Types.new.return_value = types + request.addfinalizer(_patch.stop) + return types + + def it_can_compose_content_types_xml(self, parts, types, oxml_tostring): + # # exercise --------------------- + _ContentTypesItem.xml_for(parts) + # verify ----------------------- + expected_types_calls = [ + call.add_default('.jpeg', CT.JPEG), + call.add_default('.rels', CT.OPC_RELATIONSHIPS), + call.add_default('.xml', CT.XML), + call.add_override('/docProps/core.xml', 'app/vnd.core'), + call.add_override('/ppt/slides/slide1.xml', 'app/vnd.ct_sld'), + call.add_override('/ppt/slides/slide2.xml', 'app/vnd.ct_sld'), + call.add_override('/zebra/foo.bar', 'app/vnd.foobar'), + ] + assert types.mock_calls == expected_types_calls + oxml_tostring.assert_called_once_with(types, encoding='UTF-8', + standalone=True), From 8a5e20030671d240d5aa94128950d0104f31ea61 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Tue, 30 Jul 2013 22:47:50 -0700 Subject: [PATCH 63/87] add CT_Types.new() --- opc/oxml.py | 10 ++++++++++ tests/test_oxml.py | 7 ++++++- 2 files changed, 16 insertions(+), 1 deletion(-) diff --git a/opc/oxml.py b/opc/oxml.py index e91b27c..9d9c060 100644 --- a/opc/oxml.py +++ b/opc/oxml.py @@ -161,6 +161,16 @@ def defaults(self): except AttributeError: return [] + @staticmethod + def new(): + """ + Return a new ```` element. + """ + xml = '' % nsmap['ct'] + types = oxml_fromstring(xml) + objectify.deannotate(types, cleanup_namespaces=True) + return types + @property def overrides(self): try: diff --git a/tests/test_oxml.py b/tests/test_oxml.py index 4913646..f478d4d 100644 --- a/tests/test_oxml.py +++ b/tests/test_oxml.py @@ -10,7 +10,7 @@ """Test suite for opc.oxml module.""" from opc.constants import RELATIONSHIP_TARGET_MODE as RTM -from opc.oxml import CT_Default, CT_Override +from opc.oxml import CT_Default, CT_Override, CT_Types from .unitdata import a_Default, an_Override, a_Relationship, a_Types @@ -59,3 +59,8 @@ def it_should_have_empty_list_on_no_matching_elements(self): types = a_Types().empty().element assert types.defaults == [] assert types.overrides == [] + + def it_can_construct_a_new_types_element(self): + types = CT_Types.new() + expected_xml = a_Types().empty().xml + assert types.xml == expected_xml From 791e48e813b64cb0944d6d27bb96341045ade5ba Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Tue, 30 Jul 2013 22:08:28 -0700 Subject: [PATCH 64/87] add CT_Default.new() --- opc/oxml.py | 13 +++++++++++++ tests/test_oxml.py | 5 +++++ 2 files changed, 18 insertions(+) diff --git a/opc/oxml.py b/opc/oxml.py index 9d9c060..b0305bc 100644 --- a/opc/oxml.py +++ b/opc/oxml.py @@ -87,6 +87,19 @@ def extension(self): """ return self.get('Extension') + @staticmethod + def new(ext, content_type): + """ + Return a new ```` element with attributes set to parameter + values. + """ + xml = '' % nsmap['ct'] + default = oxml_fromstring(xml) + default.set('Extension', ext[1:]) + default.set('ContentType', content_type) + objectify.deannotate(default, cleanup_namespaces=True) + return default + class CT_Override(OxmlBaseElement): """ diff --git a/tests/test_oxml.py b/tests/test_oxml.py index f478d4d..0e6b4bd 100644 --- a/tests/test_oxml.py +++ b/tests/test_oxml.py @@ -22,6 +22,11 @@ def it_provides_read_access_to_xml_values(self): assert default.extension == 'xml' assert default.content_type == 'application/xml' + def it_can_construct_a_new_default_element(self): + default = CT_Default.new('.xml', 'application/xml') + expected_xml = a_Default().xml + assert default.xml == expected_xml + class DescribeCT_Override(object): From 9e8315dbc80c1d814b591119d8865bf2d94c93a5 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Tue, 30 Jul 2013 22:25:26 -0700 Subject: [PATCH 65/87] add CT_Override.new() --- opc/oxml.py | 13 +++++++++++++ tests/test_oxml.py | 5 +++++ 2 files changed, 18 insertions(+) diff --git a/opc/oxml.py b/opc/oxml.py index b0305bc..0163de0 100644 --- a/opc/oxml.py +++ b/opc/oxml.py @@ -114,6 +114,19 @@ def content_type(self): """ return self.get('ContentType') + @staticmethod + def new(partname, content_type): + """ + Return a new ```` element with attributes set to parameter + values. + """ + xml = '' % nsmap['ct'] + override = oxml_fromstring(xml) + override.set('PartName', partname) + override.set('ContentType', content_type) + objectify.deannotate(override, cleanup_namespaces=True) + return override + @property def partname(self): """ diff --git a/tests/test_oxml.py b/tests/test_oxml.py index 0e6b4bd..31b427e 100644 --- a/tests/test_oxml.py +++ b/tests/test_oxml.py @@ -35,6 +35,11 @@ def it_provides_read_access_to_xml_values(self): assert override.partname == '/part/name.xml' assert override.content_type == 'app/vnd.type' + def it_can_construct_a_new_override_element(self): + override = CT_Override.new('/part/name.xml', 'app/vnd.type') + expected_xml = an_Override().xml + assert override.xml == expected_xml + class DescribeCT_Relationship(object): From 74c06f9e7cc788b67cecfe28adcb2edeae0d41bc Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Fri, 26 Jul 2013 18:08:14 -0700 Subject: [PATCH 66/87] add CT_Types.add_default() and .add_override() --- opc/oxml.py | 16 ++++++++++++++++ tests/test_oxml.py | 10 ++++++++++ tests/unitdata.py | 12 ++++++++++++ 3 files changed, 38 insertions(+) diff --git a/opc/oxml.py b/opc/oxml.py index 0163de0..c9a2365 100644 --- a/opc/oxml.py +++ b/opc/oxml.py @@ -180,6 +180,22 @@ class CT_Types(OxmlBaseElement): ```` element, the container element for Default and Override elements in [Content_Types].xml. """ + def add_default(self, ext, content_type): + """ + Add a child ```` element with attributes set to parameter + values. + """ + default = CT_Default.new(ext, content_type) + self.append(default) + + def add_override(self, partname, content_type): + """ + Add a child ```` element with attributes set to parameter + values. + """ + override = CT_Override.new(partname, content_type) + self.append(override) + @property def defaults(self): try: diff --git a/tests/test_oxml.py b/tests/test_oxml.py index 31b427e..5b51f68 100644 --- a/tests/test_oxml.py +++ b/tests/test_oxml.py @@ -74,3 +74,13 @@ def it_can_construct_a_new_types_element(self): types = CT_Types.new() expected_xml = a_Types().empty().xml assert types.xml == expected_xml + + def it_can_build_types_element_incrementally(self): + types = CT_Types.new() + types.add_default('.xml', 'application/xml') + types.add_default('.jpeg', 'image/jpeg') + types.add_override('/docProps/core.xml', 'app/vnd.type1') + types.add_override('/ppt/presentation.xml', 'app/vnd.type2') + types.add_override('/docProps/thumbnail.jpeg', 'image/jpeg') + expected_types_xml = a_Types().xml + assert types.xml == expected_types_xml diff --git a/tests/unitdata.py b/tests/unitdata.py index b850b02..780613c 100644 --- a/tests/unitdata.py +++ b/tests/unitdata.py @@ -50,6 +50,11 @@ def with_extension(self, extension): self._extension = extension return self + def without_namespace(self): + """Don't include an 'xmlns=' attribute""" + self._namespace = '' + return self + @property def xml(self): """Return Default element""" @@ -81,6 +86,11 @@ def with_partname(self, partname): self._partname = partname return self + def without_namespace(self): + """Don't include an 'xmlns=' attribute""" + self._namespace = '' + return self + @property def xml(self): """Return Override element""" @@ -152,11 +162,13 @@ def xml(self): xml += (a_Default().with_extension(extension) .with_content_type(content_type) .with_indent(2) + .without_namespace() .xml) for partname, content_type in self._overrides: xml += (an_Override().with_partname(partname) .with_content_type(content_type) .with_indent(2) + .without_namespace() .xml) xml += '\n' return xml From 058ae0671623b3cc54c4d3aaf3afebd49a3f3d3d Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Fri, 26 Jul 2013 19:03:39 -0700 Subject: [PATCH 67/87] add PackageWriter._write_pkg_rels() --- opc/pkgwriter.py | 4 ++-- tests/test_pkgwriter.py | 10 ++++++++++ 2 files changed, 12 insertions(+), 2 deletions(-) diff --git a/opc/pkgwriter.py b/opc/pkgwriter.py index 3482024..d8a45ec 100644 --- a/opc/pkgwriter.py +++ b/opc/pkgwriter.py @@ -14,7 +14,7 @@ from opc.constants import CONTENT_TYPE as CT from opc.oxml import CT_Types, oxml_tostring -from opc.packuri import CONTENT_TYPES_URI +from opc.packuri import CONTENT_TYPES_URI, PACKAGE_URI from opc.phys_pkg import PhysPkgWriter from opc.spec import default_content_types @@ -61,7 +61,7 @@ def _write_pkg_rels(phys_writer, pkg_rels): Write the XML rels item for *pkg_rels* ('/_rels/.rels') to the package. """ - raise NotImplementedError() + phys_writer.write(PACKAGE_URI.rels_uri, pkg_rels.xml) class _ContentTypesItem(object): diff --git a/tests/test_pkgwriter.py b/tests/test_pkgwriter.py index 59d8e5f..827da45 100644 --- a/tests/test_pkgwriter.py +++ b/tests/test_pkgwriter.py @@ -80,6 +80,16 @@ def it_can_write_a_content_types_stream(self, xml_for): phys_writer.write.assert_called_once_with('/[Content_Types].xml', xml_for.return_value) + def it_can_write_a_pkg_rels_item(self): + # mockery ---------------------- + phys_writer = Mock(name='phys_writer') + pkg_rels = Mock(name='pkg_rels') + # exercise --------------------- + PackageWriter._write_pkg_rels(phys_writer, pkg_rels) + # verify ----------------------- + phys_writer.write.assert_called_once_with('/_rels/.rels', + pkg_rels.xml) + class Describe_ContentTypesItem(object): From 2221719b23bcfffa458557afe6d2f220e30c40aa Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Fri, 26 Jul 2013 21:08:16 -0700 Subject: [PATCH 68/87] add RelationshipCollection.xml --- opc/oxml.py | 11 ++++++++++ opc/package.py | 13 +++++++++++ tests/test_package.py | 51 +++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 75 insertions(+) diff --git a/opc/oxml.py b/opc/oxml.py index c9a2365..e55e966 100644 --- a/opc/oxml.py +++ b/opc/oxml.py @@ -175,6 +175,17 @@ def target_mode(self): return self.get('TargetMode', RTM.INTERNAL) +class CT_Relationships(OxmlBaseElement): + """ + ```` element, the root element in a .rels file. + """ + @staticmethod + def new(): + """ + Return a new ```` element. + """ + + class CT_Types(OxmlBaseElement): """ ```` element, the container element for Default and Override diff --git a/opc/package.py b/opc/package.py index a59b4da..44d40f8 100644 --- a/opc/package.py +++ b/opc/package.py @@ -11,6 +11,7 @@ Provides an API for manipulating Open Packaging Convention (OPC) packages. """ +from opc.oxml import CT_Relationships from opc.packuri import PACKAGE_URI from opc.pkgreader import PackageReader from opc.pkgwriter import PackageWriter @@ -243,6 +244,18 @@ def add_relationship(self, reltype, target, rId, external=False): self._rels.append(rel) return rel + @property + def xml(self): + """ + Serialize this relationship collection into XML suitable for storage + as a .rels file in an OPC package. + """ + rels_elm = CT_Relationships.new() + for rel in self._rels: + rels_elm.add_rel(rel.rId, rel.reltype, rel.target_ref, + rel.is_external) + return rels_elm.xml + class Unmarshaller(object): """ diff --git a/tests/test_package.py b/tests/test_package.py index d4bf0aa..5c87aec 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -13,6 +13,7 @@ from mock import call, Mock, patch, PropertyMock +from opc.oxml import CT_Relationships from opc.package import ( OpcPackage, Part, PartFactory, _Relationship, RelationshipCollection, Unmarshaller @@ -235,6 +236,41 @@ class DescribeRelationshipCollection(object): def _Relationship_(self, request): return class_mock('opc.package._Relationship', request) + @pytest.fixture + def rels(self): + """ + Populated RelationshipCollection instance that will exercise the + rels.xml property. + """ + rels = RelationshipCollection('/baseURI') + rels.add_relationship( + reltype='http://rt-hyperlink', target='http://some/link', + rId='rId1', external=True + ) + part = Mock(name='part') + part.partname.relative_ref.return_value = '../media/image1.png' + rels.add_relationship(reltype='http://rt-image', target=part, + rId='rId2') + return rels + + @pytest.fixture + def rels_elm(self, request): + """ + Return a rels_elm mock that will be returned from + CT_Relationships.new() + """ + # create rels_elm mock with a .xml property + rels_elm = Mock(name='rels_elm') + xml = PropertyMock(name='xml') + type(rels_elm).xml = xml + rels_elm.attach_mock(xml, 'xml') + rels_elm.reset_mock() # to clear attach_mock call + # patch CT_Relationships to return that rels_elm + patch_ = patch.object(CT_Relationships, 'new', return_value=rels_elm) + patch_.start() + request.addfinalizer(patch_.stop) + return rels_elm + def it_has_a_len(self): rels = RelationshipCollection(None) assert len(rels) == 0 @@ -273,6 +309,21 @@ def it_can_add_a_relationship(self, _Relationship_): assert rels[0] == rel assert rel == _Relationship_.return_value + def it_can_compose_rels_xml(self, rels, rels_elm): + # exercise --------------------- + rels.xml + # trace ------------------------ + print('Actual calls:\n%s' % rels_elm.mock_calls) + # verify ----------------------- + expected_rels_elm_calls = [ + call.add_rel('rId1', 'http://rt-hyperlink', 'http://some/link', + True), + call.add_rel('rId2', 'http://rt-image', '../media/image1.png', + False), + call.xml() + ] + assert rels_elm.mock_calls == expected_rels_elm_calls + class DescribeUnmarshaller(object): From b3a4b5fd7f4e58c3becb644548f4f61c7799142f Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sat, 27 Jul 2013 03:00:33 -0700 Subject: [PATCH 69/87] add CT_Relationship.new() --- opc/oxml.py | 15 +++++++++++++++ tests/test_oxml.py | 19 ++++++++++++++++++- tests/unitdata.py | 31 +++++++++++++++++++++++++++++-- 3 files changed, 62 insertions(+), 3 deletions(-) diff --git a/opc/oxml.py b/opc/oxml.py index e55e966..6dfa0aa 100644 --- a/opc/oxml.py +++ b/opc/oxml.py @@ -141,6 +141,21 @@ class CT_Relationship(OxmlBaseElement): ```` element, representing a single relationship from a source to a target part. """ + @staticmethod + def new(rId, reltype, target, target_mode=RTM.INTERNAL): + """ + Return a new ```` element. + """ + xml = '' % nsmap['pr'] + relationship = oxml_fromstring(xml) + relationship.set('Id', rId) + relationship.set('Type', reltype) + relationship.set('Target', target) + if target_mode == RTM.EXTERNAL: + relationship.set('TargetMode', RTM.EXTERNAL) + objectify.deannotate(relationship, cleanup_namespaces=True) + return relationship + @property def rId(self): """ diff --git a/tests/test_oxml.py b/tests/test_oxml.py index 5b51f68..68f6844 100644 --- a/tests/test_oxml.py +++ b/tests/test_oxml.py @@ -10,7 +10,7 @@ """Test suite for opc.oxml module.""" from opc.constants import RELATIONSHIP_TARGET_MODE as RTM -from opc.oxml import CT_Default, CT_Override, CT_Types +from opc.oxml import CT_Default, CT_Override, CT_Relationship, CT_Types from .unitdata import a_Default, an_Override, a_Relationship, a_Types @@ -50,6 +50,23 @@ def it_provides_read_access_to_xml_values(self): assert rel.target_ref == 'docProps/core.xml' assert rel.target_mode == RTM.INTERNAL + def it_can_construct_from_attribute_values(self): + cases = ( + ('rId9', 'ReLtYpE', 'foo/bar.xml', None), + ('rId9', 'ReLtYpE', 'bar/foo.xml', RTM.INTERNAL), + ('rId9', 'ReLtYpE', 'http://some/link', RTM.EXTERNAL), + ) + for rId, reltype, target, target_mode in cases: + if target_mode is None: + rel = CT_Relationship.new(rId, reltype, target) + else: + rel = CT_Relationship.new(rId, reltype, target, target_mode) + builder = a_Relationship().with_target(target) + if target_mode == RTM.EXTERNAL: + builder = builder.with_target_mode(RTM.EXTERNAL) + expected_rel_xml = builder.xml + assert rel.xml == expected_rel_xml + class DescribeCT_Types(object): diff --git a/tests/unitdata.py b/tests/unitdata.py index 780613c..2dcd402 100644 --- a/tests/unitdata.py +++ b/tests/unitdata.py @@ -111,8 +111,34 @@ def __init__(self): self._reltype = 'ReLtYpE' self._target = 'docProps/core.xml' self._target_mode = None + self._indent = 0 self._namespace = ' xmlns="%s"' % NS.OPC_RELATIONSHIPS + def with_rId(self, rId): + """Set Id attribute to *rId*""" + self._rId = rId + return self + + def with_reltype(self, reltype): + """Set Type attribute to *reltype*""" + self._reltype = reltype + return self + + def with_target(self, target): + """Set XXX attribute to *target*""" + self._target = target + return self + + def with_target_mode(self, target_mode): + """Set TargetMode attribute to *target_mode*""" + self._target_mode = None if target_mode == 'Internal' else target_mode + return self + + def without_namespace(self): + """Don't include an 'xmlns=' attribute""" + self._namespace = '' + return self + @property def target_mode(self): if self._target_mode is None: @@ -122,8 +148,9 @@ def target_mode(self): @property def xml(self): """Return Relationship element""" - tmpl = '\n' - return tmpl % (self._namespace, self._rId, self._reltype, + tmpl = '%s\n' + indent = ' ' * self._indent + return tmpl % (indent, self._namespace, self._rId, self._reltype, self._target, self.target_mode) From 0b3798d5cb241e064b8cdd25aa4ae022726c1d3a Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Tue, 30 Jul 2013 21:36:32 -0700 Subject: [PATCH 70/87] add CT_Relationships.new() --- opc/oxml.py | 4 ++++ tests/test_oxml.py | 18 +++++++++++++++++- 2 files changed, 21 insertions(+), 1 deletion(-) diff --git a/opc/oxml.py b/opc/oxml.py index 6dfa0aa..85c656b 100644 --- a/opc/oxml.py +++ b/opc/oxml.py @@ -199,6 +199,10 @@ def new(): """ Return a new ```` element. """ + xml = '' % nsmap['pr'] + relationships = oxml_fromstring(xml) + objectify.deannotate(relationships, cleanup_namespaces=True) + return relationships class CT_Types(OxmlBaseElement): diff --git a/tests/test_oxml.py b/tests/test_oxml.py index 68f6844..fbd3f71 100644 --- a/tests/test_oxml.py +++ b/tests/test_oxml.py @@ -10,7 +10,10 @@ """Test suite for opc.oxml module.""" from opc.constants import RELATIONSHIP_TARGET_MODE as RTM -from opc.oxml import CT_Default, CT_Override, CT_Relationship, CT_Types +from opc.oxml import ( + CT_Default, CT_Override, CT_Relationship, CT_Relationships, CT_Types, + oxml_tostring +) from .unitdata import a_Default, an_Override, a_Relationship, a_Types @@ -68,6 +71,19 @@ def it_can_construct_from_attribute_values(self): assert rel.xml == expected_rel_xml +class DescribeCT_Relationships(object): + + def it_can_construct_a_new_relationships_element(self): + rels = CT_Relationships.new() + actual_xml = oxml_tostring(rels, encoding='unicode', + pretty_print=True) + expected_xml = ( + '\n' + ) + assert actual_xml == expected_xml + + class DescribeCT_Types(object): def it_provides_access_to_default_child_elements(self): From 9db3241a66e79ce7615f03b806da00a5fc71c6f1 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Tue, 30 Jul 2013 21:47:38 -0700 Subject: [PATCH 71/87] add CT_Relationships.add_rel() --- opc/oxml.py | 10 ++++++++++ tests/test_oxml.py | 17 ++++++++++++++++- tests/unitdata.py | 36 ++++++++++++++++++++++++++++++++++++ 3 files changed, 62 insertions(+), 1 deletion(-) diff --git a/opc/oxml.py b/opc/oxml.py index 85c656b..f879ac2 100644 --- a/opc/oxml.py +++ b/opc/oxml.py @@ -194,6 +194,15 @@ class CT_Relationships(OxmlBaseElement): """ ```` element, the root element in a .rels file. """ + def add_rel(self, rId, reltype, target, is_external=False): + """ + Add a child ```` element with attributes set according + to parameter values. + """ + target_mode = RTM.EXTERNAL if is_external else RTM.INTERNAL + relationship = CT_Relationship.new(rId, reltype, target, target_mode) + self.append(relationship) + @staticmethod def new(): """ @@ -258,3 +267,4 @@ def overrides(self): pr_namespace = element_class_lookup.get_namespace(nsmap['pr']) pr_namespace['Relationship'] = CT_Relationship +pr_namespace['Relationships'] = CT_Relationships diff --git a/tests/test_oxml.py b/tests/test_oxml.py index fbd3f71..2478b2b 100644 --- a/tests/test_oxml.py +++ b/tests/test_oxml.py @@ -15,7 +15,9 @@ oxml_tostring ) -from .unitdata import a_Default, an_Override, a_Relationship, a_Types +from .unitdata import ( + a_Default, an_Override, a_Relationship, a_Relationships, a_Types +) class DescribeCT_Default(object): @@ -83,6 +85,19 @@ def it_can_construct_a_new_relationships_element(self): ) assert actual_xml == expected_xml + def it_can_build_rels_element_incrementally(self): + # setup ------------------------ + rels = CT_Relationships.new() + # exercise --------------------- + rels.add_rel('rId1', 'http://reltype1', 'docProps/core.xml') + rels.add_rel('rId2', 'http://linktype', 'http://some/link', True) + rels.add_rel('rId3', 'http://reltype2', '../slides/slide1.xml') + # verify ----------------------- + expected_rels_xml = a_Relationships().xml + actual_xml = oxml_tostring(rels, encoding='unicode', + pretty_print=True) + assert actual_xml == expected_rels_xml + class DescribeCT_Types(object): diff --git a/tests/unitdata.py b/tests/unitdata.py index 2dcd402..3c5e2bc 100644 --- a/tests/unitdata.py +++ b/tests/unitdata.py @@ -154,6 +154,37 @@ def xml(self): self._target, self.target_mode) +class CT_RelationshipsBuilder(BaseBuilder): + """ + Test data builder for CT_Relationships (Relationships) XML element, the + root element in .rels files. + """ + def __init__(self): + """Establish instance variables with default values""" + self._rels = ( + ('rId1', 'http://reltype1', 'docProps/core.xml', 'Internal'), + ('rId2', 'http://linktype', 'http://some/link', 'External'), + ('rId3', 'http://reltype2', '../slides/slide1.xml', 'Internal'), + ) + + @property + def xml(self): + """ + Return XML string based on settings accumulated via method calls. + """ + xml = '\n' % NS.OPC_RELATIONSHIPS + for rId, reltype, target, target_mode in self._rels: + xml += (a_Relationship().with_rId(rId) + .with_reltype(reltype) + .with_target(target) + .with_target_mode(target_mode) + .with_indent(2) + .without_namespace() + .xml) + xml += '\n' + return xml + + class CT_TypesBuilder(BaseBuilder): """ Test data builder for CT_Types () XML element, the root element in @@ -216,6 +247,11 @@ def a_Relationship(): return CT_RelationshipBuilder() +def a_Relationships(): + """Return a CT_RelationshipsBuilder instance""" + return CT_RelationshipsBuilder() + + def a_Types(): """Return a CT_TypesBuilder instance""" return CT_TypesBuilder() From 8652073869ea8676446745a0f426755c71ec7255 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Fri, 26 Jul 2013 22:12:50 -0700 Subject: [PATCH 72/87] add CT_Relationships.xml Also added new() method on CT_Relationship to enable integrated test rather than mocking out CT_Relationship.new(). --- opc/oxml.py | 8 ++++++++ tests/test_oxml.py | 8 ++++++++ 2 files changed, 16 insertions(+) diff --git a/opc/oxml.py b/opc/oxml.py index f879ac2..394ea77 100644 --- a/opc/oxml.py +++ b/opc/oxml.py @@ -213,6 +213,14 @@ def new(): objectify.deannotate(relationships, cleanup_namespaces=True) return relationships + @property + def xml(self): + """ + Return XML string for this element, suitable for saving in a .rels + stream, not pretty printed and with an XML declaration at the top. + """ + return oxml_tostring(self, encoding='UTF-8', standalone=True) + class CT_Types(OxmlBaseElement): """ diff --git a/tests/test_oxml.py b/tests/test_oxml.py index 2478b2b..6ed5991 100644 --- a/tests/test_oxml.py +++ b/tests/test_oxml.py @@ -98,6 +98,14 @@ def it_can_build_rels_element_incrementally(self): pretty_print=True) assert actual_xml == expected_rels_xml + def it_can_generate_rels_file_xml(self): + expected_xml = ( + '\n' + ''.encode('utf-8') + ) + assert CT_Relationships.new().xml == expected_xml + class DescribeCT_Types(object): From e1661785ea98c093d26815d45fea6217466be558 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Fri, 26 Jul 2013 22:56:47 -0700 Subject: [PATCH 73/87] add PackageWriter._write_parts() --- opc/pkgwriter.py | 5 ++++- tests/test_pkgwriter.py | 19 ++++++++++++++++++- 2 files changed, 22 insertions(+), 2 deletions(-) diff --git a/opc/pkgwriter.py b/opc/pkgwriter.py index d8a45ec..2e0d3e6 100644 --- a/opc/pkgwriter.py +++ b/opc/pkgwriter.py @@ -53,7 +53,10 @@ def _write_parts(phys_writer, parts): Write the blob of each part in *parts* to the package, along with a rels item for its relationships if and only if it has any. """ - raise NotImplementedError() + for part in parts: + phys_writer.write(part.partname, part.blob) + if len(part._rels): + phys_writer.write(part.partname.rels_uri, part._rels.xml) @staticmethod def _write_pkg_rels(phys_writer, pkg_rels): diff --git a/tests/test_pkgwriter.py b/tests/test_pkgwriter.py index 827da45..6c44791 100644 --- a/tests/test_pkgwriter.py +++ b/tests/test_pkgwriter.py @@ -11,7 +11,7 @@ import pytest -from mock import call, Mock, patch +from mock import call, MagicMock, Mock, patch from opc.constants import CONTENT_TYPE as CT from opc.packuri import PackURI @@ -90,6 +90,23 @@ def it_can_write_a_pkg_rels_item(self): phys_writer.write.assert_called_once_with('/_rels/.rels', pkg_rels.xml) + def it_can_write_a_list_of_parts(self): + # mockery ---------------------- + phys_writer = Mock(name='phys_writer') + rels = MagicMock(name='rels') + rels.__len__.return_value = 1 + part1 = Mock(name='part1', _rels=rels) + part2 = Mock(name='part2', _rels=[]) + # exercise --------------------- + PackageWriter._write_parts(phys_writer, [part1, part2]) + # verify ----------------------- + expected_calls = [ + call(part1.partname, part1.blob), + call(part1.partname.rels_uri, part1._rels.xml), + call(part2.partname, part2.blob), + ] + assert phys_writer.write.mock_calls == expected_calls + class Describe_ContentTypesItem(object): From 0f670349c47cdaa93f9f1d9a4f25a7aecd28fb5a Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sat, 27 Jul 2013 00:53:56 -0700 Subject: [PATCH 74/87] OpcPackage round-trips a pptx file --- features/save-package.feature | 1 - features/steps/opc_steps.py | 9 +++++++++ 2 files changed, 9 insertions(+), 1 deletion(-) diff --git a/features/save-package.feature b/features/save-package.feature index f119bc4..b933bb9 100644 --- a/features/save-package.feature +++ b/features/save-package.feature @@ -3,7 +3,6 @@ Feature: Save an OPC package As a pptx developer I want to see it pass a basic round-trip sanity-check - @wip Scenario: Round-trip a .pptx file Given a clean working directory When I open a PowerPoint file diff --git a/features/steps/opc_steps.py b/features/steps/opc_steps.py index 8c982f3..33438be 100644 --- a/features/steps/opc_steps.py +++ b/features/steps/opc_steps.py @@ -190,3 +190,12 @@ def step_then_expected_parts_are_loaded(context): assert rel.target_part.partname == target, ( "target partname for %s on %s is '%s'" % (rId, partname, rel.target_part.partname)) + + +@then('I see the pptx file in the working directory') +def step_then_see_pptx_file_in_working_dir(context): + reason = "file '%s' not found" % saved_pptx_path + assert os.path.isfile(saved_pptx_path), reason + minimum = 20000 + filesize = os.path.getsize(saved_pptx_path) + assert filesize > minimum From 8f5038263f3db7a3a9f5c21416db4575ee7fa2ca Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sat, 27 Jul 2013 01:02:20 -0700 Subject: [PATCH 75/87] OpcPackage round-trips a docx file --- features/save-package.feature | 6 ++++++ features/steps/opc_steps.py | 29 +++++++++++++++++++++++++++-- tests/test_files/test.docx | Bin 0 -> 46640 bytes 3 files changed, 33 insertions(+), 2 deletions(-) create mode 100644 tests/test_files/test.docx diff --git a/features/save-package.feature b/features/save-package.feature index b933bb9..6334ff8 100644 --- a/features/save-package.feature +++ b/features/save-package.feature @@ -3,6 +3,12 @@ Feature: Save an OPC package As a pptx developer I want to see it pass a basic round-trip sanity-check + Scenario: Round-trip a .docx file + Given a clean working directory + When I open a Word file + And I save the document package + Then I see the docx file in the working directory + Scenario: Round-trip a .pptx file Given a clean working directory When I open a PowerPoint file diff --git a/features/steps/opc_steps.py b/features/steps/opc_steps.py index 33438be..83174c5 100644 --- a/features/steps/opc_steps.py +++ b/features/steps/opc_steps.py @@ -24,7 +24,9 @@ def absjoin(*paths): thisdir = os.path.split(__file__)[0] scratch_dir = absjoin(thisdir, '../_scratch') test_file_dir = absjoin(thisdir, '../../tests/test_files') +basic_docx_path = absjoin(test_file_dir, 'test.docx') basic_pptx_path = absjoin(test_file_dir, 'test.pptx') +saved_docx_path = absjoin(scratch_dir, 'test_out.docx') saved_pptx_path = absjoin(scratch_dir, 'test_out.pptx') @@ -32,8 +34,10 @@ def absjoin(*paths): @given('a clean working directory') def step_given_clean_working_dir(context): - if os.path.isfile(saved_pptx_path): - os.remove(saved_pptx_path) + files_to_clean_out = (saved_docx_path, saved_pptx_path) + for path in files_to_clean_out: + if os.path.isfile(path): + os.remove(path) @given('a python-opc working environment') @@ -48,6 +52,18 @@ def step_when_open_basic_pptx(context): context.pkg = OpcPackage.open(basic_pptx_path) +@when('I open a Word file') +def step_when_open_basic_docx(context): + context.pkg = OpcPackage.open(basic_docx_path) + + +@when('I save the document package') +def step_when_save_document_package(context): + if os.path.isfile(saved_docx_path): + os.remove(saved_docx_path) + context.pkg.save(saved_docx_path) + + @when('I save the presentation package') def step_when_save_presentation_package(context): if os.path.isfile(saved_pptx_path): @@ -192,6 +208,15 @@ def step_then_expected_parts_are_loaded(context): (rId, partname, rel.target_part.partname)) +@then('I see the docx file in the working directory') +def step_then_see_docx_file_in_working_dir(context): + reason = "file '%s' not found" % saved_docx_path + assert os.path.isfile(saved_docx_path), reason + minimum = 20000 + filesize = os.path.getsize(saved_docx_path) + assert filesize > minimum + + @then('I see the pptx file in the working directory') def step_then_see_pptx_file_in_working_dir(context): reason = "file '%s' not found" % saved_pptx_path diff --git a/tests/test_files/test.docx b/tests/test_files/test.docx new file mode 100644 index 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z)3~hCo%!R1VT8$>8_C}XP(JXP3kIWLQCK*OGfencW9Fw+-7Tk}B1tb*#vX@zU!!J^ zyb9rltS^m*V2I(VJY~SpwuU@2W=X}Ga!OcoxMqLD^{el85-_fC8Ot}5B`b^E; zW$*X~``kqQQ^7Z`Pzl{Ywi)2Y)wZ)=mo5)A5hPx`*e>s~WFyl zd;D_3ZL4(zz9ZZy$VJ_IV7tQKd@S8euBcH&0Pb6`0bL~$?2qWBpp*hCq5CT( z<_y_NqJj8rrU8LCNSEv9(WP_1D2j3MvO@W|VLUB~0gb$HP@t_DTF(Rsj00Z)#sdPa zz+i3VfpPLYDNWpy8-nb;KOO}PUjU~;4j57a!04mJDlk4ZFKVB{YMdx4hTweCx&NeP+2PbJqHw>2C5AsDTB%SQI{pp9_ zs@CM@Z%?G&*q`+yHz%KX zAqmVrIp7BAN|552JQpAt#~1xHK9CuZH-2zDCs~6)EG57B{&RFkUZ9~Rp2G}05I_WW Ilo8+k2i|2n$p8QV literal 0 HcmV?d00001 From 6636d016648b3004b10e900d2c0023c3869c7033 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sat, 27 Jul 2013 01:08:07 -0700 Subject: [PATCH 76/87] OpcPackage round-trips an xlsx file --- features/save-package.feature | 6 ++++++ features/steps/opc_steps.py | 25 ++++++++++++++++++++++++- tests/test_files/test.xlsx | Bin 0 -> 42414 bytes 3 files changed, 30 insertions(+), 1 deletion(-) create mode 100644 tests/test_files/test.xlsx diff --git a/features/save-package.feature b/features/save-package.feature index 6334ff8..99d9dc0 100644 --- a/features/save-package.feature +++ b/features/save-package.feature @@ -14,3 +14,9 @@ Feature: Save an OPC package When I open a PowerPoint file And I save the presentation package Then I see the pptx file in the working directory + + Scenario: Round-trip an .xlsx file + Given a clean working directory + When I open an Excel file + And I save the spreadsheet package + Then I see the xlsx file in the working directory diff --git a/features/steps/opc_steps.py b/features/steps/opc_steps.py index 83174c5..13e16c9 100644 --- a/features/steps/opc_steps.py +++ b/features/steps/opc_steps.py @@ -26,15 +26,17 @@ def absjoin(*paths): test_file_dir = absjoin(thisdir, '../../tests/test_files') basic_docx_path = absjoin(test_file_dir, 'test.docx') basic_pptx_path = absjoin(test_file_dir, 'test.pptx') +basic_xlsx_path = absjoin(test_file_dir, 'test.xlsx') saved_docx_path = absjoin(scratch_dir, 'test_out.docx') saved_pptx_path = absjoin(scratch_dir, 'test_out.pptx') +saved_xlsx_path = absjoin(scratch_dir, 'test_out.xlsx') # given ==================================================== @given('a clean working directory') def step_given_clean_working_dir(context): - files_to_clean_out = (saved_docx_path, saved_pptx_path) + files_to_clean_out = (saved_docx_path, saved_pptx_path, saved_xlsx_path) for path in files_to_clean_out: if os.path.isfile(path): os.remove(path) @@ -47,6 +49,11 @@ def step_given_python_opc_working_environment(context): # when ===================================================== +@when('I open an Excel file') +def step_when_open_basic_xlsx(context): + context.pkg = OpcPackage.open(basic_xlsx_path) + + @when('I open a PowerPoint file') def step_when_open_basic_pptx(context): context.pkg = OpcPackage.open(basic_pptx_path) @@ -71,6 +78,13 @@ def step_when_save_presentation_package(context): context.pkg.save(saved_pptx_path) +@when('I save the spreadsheet package') +def step_when_save_spreadsheet_package(context): + if os.path.isfile(saved_xlsx_path): + os.remove(saved_xlsx_path) + context.pkg.save(saved_xlsx_path) + + # then ===================================================== @then('the expected package rels are loaded') @@ -224,3 +238,12 @@ def step_then_see_pptx_file_in_working_dir(context): minimum = 20000 filesize = os.path.getsize(saved_pptx_path) assert filesize > minimum + + +@then('I see the xlsx file in the working directory') +def step_then_see_xlsx_file_in_working_dir(context): + reason = "file '%s' not found" % saved_xlsx_path + assert os.path.isfile(saved_xlsx_path), reason + minimum = 30000 + filesize = os.path.getsize(saved_xlsx_path) + assert filesize > minimum diff --git a/tests/test_files/test.xlsx b/tests/test_files/test.xlsx new file mode 100644 index 0000000000000000000000000000000000000000..c78a53c1565a837d946e40479245d7852b3fed7b GIT binary patch literal 42414 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zjzJ)&|4Ts#q=@Tp2lKy&@s|$#KjVU`S7d0~F^R*Xo`C^`f!dG&JFxhJxA;mjN^_I) z5;Jr3vI Date: Mon, 29 Jul 2013 23:28:03 -0700 Subject: [PATCH 77/87] update documentation --- doc/conf.py | 30 +++++++++++------- doc/index.rst | 88 ++++++++++++++++++++++++++++++++++++++++++++++----- setup.py | 2 +- 3 files changed, 100 insertions(+), 20 deletions(-) diff --git a/doc/conf.py b/doc/conf.py index be9e76a..f86989a 100644 --- a/doc/conf.py +++ b/doc/conf.py @@ -12,12 +12,12 @@ # All configuration values have a default; values that are commented out # serve to show the default. -# import sys, os +import sys, os # If extensions (or modules to document with autodoc) are in another directory, # add these directories to sys.path here. If the directory is relative to the # documentation root, use os.path.abspath to make it absolute, like shown here. -#sys.path.insert(0, os.path.abspath('.')) +sys.path.insert(0, os.path.abspath('..')) # -- General configuration --------------------------------------------------- @@ -55,19 +55,27 @@ # built documents. # # The short X.Y version. -version = '0.1.0' +version = '0.1' # The full version, including alpha/beta/rc tags. release = '0.1.0' -# The language for content autogenerated by Sphinx. Refer to documentation -# for a list of supported languages. -#language = None +# A string of reStructuredText that will be included at the end of every source +# file that is read. This is the right place to add substitutions that should +# be available in every file. +rst_epilog = """ +.. |OpcPackage| replace:: :class:`OpcPackage` + +.. |PackURI| replace:: :class:`PackURI` + +.. |Part| replace:: :class:`Part` + +.. |_Relationship| replace:: :class:`_Relationship` + +.. |po| replace:: ``python-opc`` + +.. |python-opc| replace:: ``python-opc`` +""" -# There are two options for replacing |today|: either, you set today to some -# non-false value, then it is used: -#today = '' -# Else, today_fmt is used as the format for a strftime call. -#today_fmt = '%B %d, %Y' # List of patterns, relative to source directory, that match files and # directories to ignore when looking for source files. diff --git a/doc/index.rst b/doc/index.rst index d57c25a..552f661 100644 --- a/doc/index.rst +++ b/doc/index.rst @@ -2,20 +2,92 @@ python-opc ########## -Contents: +Welcome +======= + +|po| is a Python library for manipulating Open Packaging Convention (OPC) +packages. An OPC package is the file format used by Microsoft Office 2007 and +later for Word, Excel, and PowerPoint. + +**STATUS: as of Jul 28 2013 python-opc and this documentation for it are both +work in progress.** + + +Documentation +============= + +|OpcPackage| objects +==================== + +.. autoclass:: opc.OpcPackage + :members: + :member-order: bysource + :undoc-members: + + +|Part| objects +============== + +The |Part| class is the default type for package parts and also serves as the +base class for custom part classes. + +.. autoclass:: opc.package.Part + :members: + :member-order: bysource + :undoc-members: + + +|_Relationship| objects +======================= + +The |_Relationship| class ... + +.. autoclass:: opc.package._Relationship + :members: + :member-order: bysource + :undoc-members: -.. toctree:: - developer/design_narratives - :maxdepth: 2 -Notes -===== +Concepts +======== +ISO/IEC 29500 Specification +--------------------------- +Package contents +---------------- -Indices and tables -================== +Content types stream, package relationships, parts. + + +Pack URIs +--------- + +... A partname is a special case of pack URI ... + + +Parts +----- + + +Relationships +------------- + +... target mode ... relationship type ... rId ... targets + + +Content types +------------- + + + +Contents +======== + +.. toctree:: + developer/design_narratives + :maxdepth: 2 * :ref:`genindex` * :ref:`modindex` diff --git a/setup.py b/setup.py index cc433b3..4446343 100644 --- a/setup.py +++ b/setup.py @@ -28,7 +28,7 @@ PACKAGES = ['opc'] INSTALL_REQUIRES = ['lxml'] -TEST_SUITE = 'test' +TEST_SUITE = 'tests' TESTS_REQUIRE = ['behave', 'mock', 'pytest'] CLASSIFIERS = [ From 2af7e11c765e747f4e9cf2d2920b10aecff54f4d Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Mon, 5 Aug 2013 00:28:51 -0700 Subject: [PATCH 78/87] document content type and rel type constants --- doc/conf.py | 2 + doc/content_types.rst | 282 +++++++++++++++++++++++++++++++++++++ doc/index.rst | 2 + doc/relationship_types.rst | 241 +++++++++++++++++++++++++++++++ util/gen_constants.py | 29 ++++ 5 files changed, 556 insertions(+) create mode 100644 doc/content_types.rst create mode 100644 doc/relationship_types.rst diff --git a/doc/conf.py b/doc/conf.py index f86989a..3d0ffa5 100644 --- a/doc/conf.py +++ b/doc/conf.py @@ -71,6 +71,8 @@ .. |_Relationship| replace:: :class:`_Relationship` +.. |RelationshipCollection| replace:: :class:`_RelationshipCollection` + .. |po| replace:: ``python-opc`` .. |python-opc| replace:: ``python-opc`` diff --git a/doc/content_types.rst b/doc/content_types.rst new file mode 100644 index 0000000..7f38fc6 --- /dev/null +++ b/doc/content_types.rst @@ -0,0 +1,282 @@ +########################### +Content type constant names +########################### + +The following names are defined in the :mod:`opc.constants` module to allow +content types to be referenced using an identifier rather than a literal +value. + +The following import statement makes these available in a module:: + + from opc.constants import CONTENT_TYPE as CT + +A content type may then be referenced as a member of ``CT`` using dotted +notation, for example:: + + part.content_type = CT.PML_SLIDE_LAYOUT + +The content type names are determined by transforming the trailing text of +the content type string to upper snake case, replacing illegal Python +identifier characters (dash and period) with an underscore, and prefixing one +of these seven namespace abbreviations: + +* **DML** -- DrawingML +* **OFC** -- Microsoft Office document +* **OPC** -- Open Packaging Convention +* **PML** -- PresentationML +* **SML** -- SpreadsheetML +* **WML** -- WordprocessingML +* no prefix -- standard MIME types, such as those used for image formats like + JPEG + +BMP + image/bmp + +DML_CHART + application/vnd.openxmlformats-officedocument.drawingml.chart+xml + +DML_CHARTSHAPES + application/vnd.openxmlformats-officedocument.drawingml.chartshapes+xml + +DML_DIAGRAM_COLORS + application/vnd.openxmlformats-officedocument.drawingml.diagramColors+xml + +DML_DIAGRAM_DATA + application/vnd.openxmlformats-officedocument.drawingml.diagramData+xml + +DML_DIAGRAM_LAYOUT + application/vnd.openxmlformats-officedocument.drawingml.diagramLayout+xml + +DML_DIAGRAM_STYLE + application/vnd.openxmlformats-officedocument.drawingml.diagramStyle+xml + +GIF + image/gif + +JPEG + image/jpeg + +MS_PHOTO + image/vnd.ms-photo + +OFC_CUSTOM_PROPERTIES + application/vnd.openxmlformats-officedocument.custom-properties+xml + +OFC_CUSTOM_XML_PROPERTIES + application/vnd.openxmlformats-officedocument.customXmlProperties+xml + +OFC_DRAWING + application/vnd.openxmlformats-officedocument.drawing+xml + +OFC_EXTENDED_PROPERTIES + application/vnd.openxmlformats-officedocument.extended-properties+xml + +OFC_OLE_OBJECT + application/vnd.openxmlformats-officedocument.oleObject + +OFC_PACKAGE + application/vnd.openxmlformats-officedocument.package + +OFC_THEME + application/vnd.openxmlformats-officedocument.theme+xml + +OFC_THEME_OVERRIDE + application/vnd.openxmlformats-officedocument.themeOverride+xml + +OFC_VML_DRAWING + application/vnd.openxmlformats-officedocument.vmlDrawing + +OPC_CORE_PROPERTIES + application/vnd.openxmlformats-package.core-properties+xml + +OPC_DIGITAL_SIGNATURE_CERTIFICATE + application/vnd.openxmlformats-package.digital-signature-certificate + +OPC_DIGITAL_SIGNATURE_ORIGIN + application/vnd.openxmlformats-package.digital-signature-origin + +OPC_DIGITAL_SIGNATURE_XMLSIGNATURE + application/vnd.openxmlformats-package.digital-signature-xmlsignature+xml + +OPC_RELATIONSHIPS + application/vnd.openxmlformats-package.relationships+xml + +PML_COMMENTS + application/vnd.openxmlformats-officedocument.presentationml.comments+xml + +PML_COMMENT_AUTHORS + application/vnd.openxmlformats-officedocument.presentationml.commentAuthors+xml + +PML_HANDOUT_MASTER + application/vnd.openxmlformats-officedocument.presentationml.handoutMaster+xml + +PML_NOTES_MASTER + application/vnd.openxmlformats-officedocument.presentationml.notesMaster+xml + +PML_NOTES_SLIDE + application/vnd.openxmlformats-officedocument.presentationml.notesSlide+xml + +PML_PRESENTATION_MAIN + application/vnd.openxmlformats-officedocument.presentationml.presentation.main+xml + +PML_PRES_PROPS + application/vnd.openxmlformats-officedocument.presentationml.presProps+xml + +PML_PRINTER_SETTINGS + application/vnd.openxmlformats-officedocument.presentationml.printerSettings + +PML_SLIDE + application/vnd.openxmlformats-officedocument.presentationml.slide+xml + +PML_SLIDESHOW_MAIN + application/vnd.openxmlformats-officedocument.presentationml.slideshow.main+xml + +PML_SLIDE_LAYOUT + application/vnd.openxmlformats-officedocument.presentationml.slideLayout+xml + +PML_SLIDE_MASTER + application/vnd.openxmlformats-officedocument.presentationml.slideMaster+xml + +PML_SLIDE_UPDATE_INFO + application/vnd.openxmlformats-officedocument.presentationml.slideUpdateInfo+xml + +PML_TABLE_STYLES + application/vnd.openxmlformats-officedocument.presentationml.tableStyles+xml + +PML_TAGS + application/vnd.openxmlformats-officedocument.presentationml.tags+xml + +PML_TEMPLATE_MAIN + application/vnd.openxmlformats-officedocument.presentationml.template.main+xml + +PML_VIEW_PROPS + application/vnd.openxmlformats-officedocument.presentationml.viewProps+xml + +PNG + image/png + +SML_CALC_CHAIN + application/vnd.openxmlformats-officedocument.spreadsheetml.calcChain+xml + +SML_CHARTSHEET + application/vnd.openxmlformats-officedocument.spreadsheetml.chartsheet+xml + +SML_COMMENTS + application/vnd.openxmlformats-officedocument.spreadsheetml.comments+xml + +SML_CONNECTIONS + application/vnd.openxmlformats-officedocument.spreadsheetml.connections+xml + +SML_CUSTOM_PROPERTY + application/vnd.openxmlformats-officedocument.spreadsheetml.customProperty + +SML_DIALOGSHEET + application/vnd.openxmlformats-officedocument.spreadsheetml.dialogsheet+xml + +SML_EXTERNAL_LINK + application/vnd.openxmlformats-officedocument.spreadsheetml.externalLink+xml + +SML_PIVOT_CACHE_DEFINITION + application/vnd.openxmlformats-officedocument.spreadsheetml.pivotCacheDefinition+xml + +SML_PIVOT_CACHE_RECORDS + application/vnd.openxmlformats-officedocument.spreadsheetml.pivotCacheRecords+xml + +SML_PIVOT_TABLE + application/vnd.openxmlformats-officedocument.spreadsheetml.pivotTable+xml + +SML_PRINTER_SETTINGS + application/vnd.openxmlformats-officedocument.spreadsheetml.printerSettings + +SML_QUERY_TABLE + application/vnd.openxmlformats-officedocument.spreadsheetml.queryTable+xml + +SML_REVISION_HEADERS + application/vnd.openxmlformats-officedocument.spreadsheetml.revisionHeaders+xml + +SML_REVISION_LOG + application/vnd.openxmlformats-officedocument.spreadsheetml.revisionLog+xml + +SML_SHARED_STRINGS + application/vnd.openxmlformats-officedocument.spreadsheetml.sharedStrings+xml + +SML_SHEET + application/vnd.openxmlformats-officedocument.spreadsheetml.sheet + +SML_SHEET_METADATA + application/vnd.openxmlformats-officedocument.spreadsheetml.sheetMetadata+xml + +SML_STYLES + application/vnd.openxmlformats-officedocument.spreadsheetml.styles+xml + +SML_TABLE + application/vnd.openxmlformats-officedocument.spreadsheetml.table+xml + +SML_TABLE_SINGLE_CELLS + application/vnd.openxmlformats-officedocument.spreadsheetml.tableSingleCells+xml + +SML_USER_NAMES + application/vnd.openxmlformats-officedocument.spreadsheetml.userNames+xml + +SML_VOLATILE_DEPENDENCIES + application/vnd.openxmlformats-officedocument.spreadsheetml.volatileDependencies+xml + +SML_WORKSHEET + application/vnd.openxmlformats-officedocument.spreadsheetml.worksheet+xml + +TIFF + image/tiff + +WML_COMMENTS + application/vnd.openxmlformats-officedocument.wordprocessingml.comments+xml + +WML_DOCUMENT_GLOSSARY + application/vnd.openxmlformats-officedocument.wordprocessingml.document.glossary+xml + +WML_DOCUMENT_MAIN + application/vnd.openxmlformats-officedocument.wordprocessingml.document.main+xml + +WML_ENDNOTES + application/vnd.openxmlformats-officedocument.wordprocessingml.endnotes+xml + +WML_FONT_TABLE + application/vnd.openxmlformats-officedocument.wordprocessingml.fontTable+xml + +WML_FOOTER + application/vnd.openxmlformats-officedocument.wordprocessingml.footer+xml + +WML_FOOTNOTES + application/vnd.openxmlformats-officedocument.wordprocessingml.footnotes+xml + +WML_HEADER + application/vnd.openxmlformats-officedocument.wordprocessingml.header+xml + +WML_NUMBERING + application/vnd.openxmlformats-officedocument.wordprocessingml.numbering+xml + +WML_PRINTER_SETTINGS + application/vnd.openxmlformats-officedocument.wordprocessingml.printerSettings + +WML_SETTINGS + application/vnd.openxmlformats-officedocument.wordprocessingml.settings+xml + +WML_STYLES + application/vnd.openxmlformats-officedocument.wordprocessingml.styles+xml + +WML_WEB_SETTINGS + application/vnd.openxmlformats-officedocument.wordprocessingml.webSettings+xml + +XML + application/xml + +X_EMF + image/x-emf + +X_FONTDATA + application/x-fontdata + +X_FONT_TTF + application/x-font-ttf + +X_WMF + image/x-wmf diff --git a/doc/index.rst b/doc/index.rst index 552f661..e5c38f6 100644 --- a/doc/index.rst +++ b/doc/index.rst @@ -86,6 +86,8 @@ Contents ======== .. toctree:: + content_types + relationship_types developer/design_narratives :maxdepth: 2 diff --git a/doc/relationship_types.rst b/doc/relationship_types.rst new file mode 100644 index 0000000..e1e9185 --- /dev/null +++ b/doc/relationship_types.rst @@ -0,0 +1,241 @@ +################################ +Relationship type constant names +################################ + + +The following names are defined in the :mod:`opc.constants` module to allow +relationship types to be referenced using an identifier rather than a literal +value. + +The following import statement makes these available in a module:: + + from opc.constants import RELATIONSHIP_TYPE as RT + +A relationship type may then be referenced as a member of ``RT`` using dotted +notation, for example:: + + rel.reltype = RT.SLIDE_LAYOUT + +The relationship type names are determined by transforming the trailing text +of the relationship type string to upper snake case and replacing illegal +Python identifier characters (the occasional hyphen) with an underscore. + +AUDIO + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/audio + +A_F_CHUNK + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/aFChunk + +CALC_CHAIN + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/calcChain + +CERTIFICATE + \http://schemas.openxmlformats.org/package/2006/relationships/digital-signature/certificate + +CHART + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/chart + +CHARTSHEET + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/chartsheet + +CHART_USER_SHAPES + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/chartUserShapes + +COMMENTS + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/comments + +COMMENT_AUTHORS + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/commentAuthors + +CONNECTIONS + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/connections + +CONTROL + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/control + +CORE_PROPERTIES + \http://schemas.openxmlformats.org/package/2006/relationships/metadata/core-properties + +CUSTOM_PROPERTIES + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/custom-properties + +CUSTOM_PROPERTY + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/customProperty + +CUSTOM_XML + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/customXml + +CUSTOM_XML_PROPS + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/customXmlProps + +DIAGRAM_COLORS + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/diagramColors + +DIAGRAM_DATA + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/diagramData + +DIAGRAM_LAYOUT + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/diagramLayout + +DIAGRAM_QUICK_STYLE + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/diagramQuickStyle + +DIALOGSHEET + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/dialogsheet + +DRAWING + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/drawing + +ENDNOTES + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/endnotes + +EXTENDED_PROPERTIES + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/extended-properties + +EXTERNAL_LINK + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/externalLink + +FONT + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/font + +FONT_TABLE + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/fontTable + +FOOTER + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/footer + +FOOTNOTES + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/footnotes + +GLOSSARY_DOCUMENT + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/glossaryDocument + +HANDOUT_MASTER + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/handoutMaster + +HEADER + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/header + +HYPERLINK + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/hyperlink + +IMAGE + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/image + +NOTES_MASTER + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/notesMaster + +NOTES_SLIDE + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/notesSlide + +NUMBERING + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/numbering + +OFFICE_DOCUMENT + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument + +OLE_OBJECT + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/oleObject + +ORIGIN + \http://schemas.openxmlformats.org/package/2006/relationships/digital-signature/origin + +PACKAGE + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/package + +PIVOT_CACHE_DEFINITION + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/pivotCacheDefinition + +PIVOT_CACHE_RECORDS + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/spreadsheetml/pivotCacheRecords + +PIVOT_TABLE + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/pivotTable + +PRES_PROPS + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/presProps + +PRINTER_SETTINGS + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/printerSettings + +QUERY_TABLE + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/queryTable + +REVISION_HEADERS + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/revisionHeaders + +REVISION_LOG + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/revisionLog + +SETTINGS + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/settings + +SHARED_STRINGS + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/sharedStrings + +SHEET_METADATA + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/sheetMetadata + +SIGNATURE + \http://schemas.openxmlformats.org/package/2006/relationships/digital-signature/signature + +SLIDE + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/slide + +SLIDE_LAYOUT + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/slideLayout + +SLIDE_MASTER + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/slideMaster + +SLIDE_UPDATE_INFO + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/slideUpdateInfo + +STYLES + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/styles + +TABLE + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/table + +TABLE_SINGLE_CELLS + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/tableSingleCells + +TABLE_STYLES + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/tableStyles + +TAGS + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/tags + +THEME + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/theme + +THEME_OVERRIDE + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/themeOverride + +THUMBNAIL + \http://schemas.openxmlformats.org/package/2006/relationships/metadata/thumbnail + +USERNAMES + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/usernames + +VIDEO + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/video + +VIEW_PROPS + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/viewProps + +VML_DRAWING + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/vmlDrawing + +VOLATILE_DEPENDENCIES + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/volatileDependencies + +WEB_SETTINGS + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/webSettings + +WORKSHEET_SOURCE + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/worksheetSource + +XML_MAPS + \http://schemas.openxmlformats.org/officeDocument/2006/relationships/xmlMaps + diff --git a/util/gen_constants.py b/util/gen_constants.py index dd2abf1..154b0ce 100755 --- a/util/gen_constants.py +++ b/util/gen_constants.py @@ -18,6 +18,33 @@ xml_path = os.path.join(thisdir, xml_relpath) +def content_types_documentation_page(xml_path): + """ + Generate restructuredText (rst) documentation for content type constants. + """ + print '###########################' + print 'Content type constant names' + print '###########################' + content_types = parse_content_types(xml_path) + for name in sorted(content_types.keys()): + print '\n%s' % name + print ' %s' % content_types[name] + + +def relationship_types_documentation_page(xml_path): + """ + Generate restructuredText (rst) documentation for relationship type + constants. + """ + print '################################' + print 'Relationship type constant names' + print '################################' + relationship_types = parse_relationship_types(xml_path) + for name in sorted(relationship_types.keys()): + print '\n%s' % name + print ' \\%s' % relationship_types[name] + + def content_type_constant_names(xml_path): """ Calculate constant names for content types in source XML document @@ -174,3 +201,5 @@ def rel_type_camel_name(relationship_type): content_type_constant_names(xml_path) relationship_type_constant_names(xml_path) +content_types_documentation_page(xml_path) +relationship_types_documentation_page(xml_path) From 7cf579b516b34ebb92f13dc104d83db206dfe3b4 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Tue, 6 Aug 2013 01:23:27 -0700 Subject: [PATCH 79/87] add custom part class registration opc.package.PartFactory allows a custom part class to be registered for a content type and uses that class when called with a matching content type. --- opc/package.py | 5 +++++ tests/test_package.py | 13 +++++++++++++ 2 files changed, 18 insertions(+) diff --git a/opc/package.py b/opc/package.py index 44d40f8..f8146a6 100644 --- a/opc/package.py +++ b/opc/package.py @@ -167,7 +167,12 @@ class PartFactory(object): Provides a way for client code to specify a subclass of |Part| to be constructed by |Unmarshaller| based on its content type. """ + part_type_for = {} + def __new__(cls, partname, content_type, blob): + if content_type in PartFactory.part_type_for: + CustomPartClass = PartFactory.part_type_for[content_type] + return CustomPartClass(partname, content_type, blob) return Part(partname, content_type, blob) diff --git a/tests/test_package.py b/tests/test_package.py index 5c87aec..9ad5519 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -13,6 +13,7 @@ from mock import call, Mock, patch, PropertyMock +from opc.constants import CONTENT_TYPE as CT from opc.oxml import CT_Relationships from opc.package import ( OpcPackage, Part, PartFactory, _Relationship, RelationshipCollection, @@ -192,6 +193,18 @@ def it_constructs_a_part_instance(self, Part_): Part_.assert_called_once_with(partname, content_type, blob) assert part == Part_.return_value + def it_constructs_custom_part_type_for_registered_content_types(self): + # mockery ---------------------- + CustomPartClass = Mock(name='CustomPartClass') + partname, blob = (Mock(name='partname'), Mock(name='blob')) + # exercise --------------------- + PartFactory.part_type_for[CT.WML_DOCUMENT_MAIN] = CustomPartClass + part = PartFactory(partname, CT.WML_DOCUMENT_MAIN, blob) + # verify ----------------------- + CustomPartClass.assert_called_once_with(partname, + CT.WML_DOCUMENT_MAIN, blob) + assert part is CustomPartClass.return_value + class Describe_Relationship(object): From 4dd296082ba2e778906f5b1a31128cefa1aaae6a Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Wed, 9 Oct 2013 02:38:19 -0400 Subject: [PATCH 80/87] fix: copy/paste error in file license stmts --- tests/test_oxml.py | 2 +- tests/test_package.py | 2 +- tests/test_packuri.py | 2 +- tests/test_phys_pkg.py | 2 +- tests/test_pkgreader.py | 2 +- tests/test_pkgwriter.py | 2 +- tests/unitdata.py | 2 +- tests/unitutil.py | 2 +- 8 files changed, 8 insertions(+), 8 deletions(-) diff --git a/tests/test_oxml.py b/tests/test_oxml.py index 6ed5991..7b57e65 100644 --- a/tests/test_oxml.py +++ b/tests/test_oxml.py @@ -4,7 +4,7 @@ # # Copyright (C) 2013 Steve Canny scanny@cisco.com # -# This module is part of python-pptx and is released under the MIT License: +# This module is part of python-opc and is released under the MIT License: # http://www.opensource.org/licenses/mit-license.php """Test suite for opc.oxml module.""" diff --git a/tests/test_package.py b/tests/test_package.py index 9ad5519..7bb74a1 100644 --- a/tests/test_package.py +++ b/tests/test_package.py @@ -4,7 +4,7 @@ # # Copyright (C) 2013 Steve Canny scanny@cisco.com # -# This module is part of python-pptx and is released under the MIT License: +# This module is part of python-opc and is released under the MIT License: # http://www.opensource.org/licenses/mit-license.php """Test suite for opc.package module.""" diff --git a/tests/test_packuri.py b/tests/test_packuri.py index d2026a3..b7ffcca 100644 --- a/tests/test_packuri.py +++ b/tests/test_packuri.py @@ -4,7 +4,7 @@ # # Copyright (C) 2013 Steve Canny scanny@cisco.com # -# This module is part of python-pptx and is released under the MIT License: +# This module is part of python-opc and is released under the MIT License: # http://www.opensource.org/licenses/mit-license.php """Test suite for opc.packuri module.""" diff --git a/tests/test_phys_pkg.py b/tests/test_phys_pkg.py index b7e1802..bb3bbef 100644 --- a/tests/test_phys_pkg.py +++ b/tests/test_phys_pkg.py @@ -4,7 +4,7 @@ # # Copyright (C) 2013 Steve Canny scanny@cisco.com # -# This module is part of python-pptx and is released under the MIT License: +# This module is part of python-opc and is released under the MIT License: # http://www.opensource.org/licenses/mit-license.php """Test suite for opc.phys_pkg module.""" diff --git a/tests/test_pkgreader.py b/tests/test_pkgreader.py index 58b1ba7..97644ef 100644 --- a/tests/test_pkgreader.py +++ b/tests/test_pkgreader.py @@ -4,7 +4,7 @@ # # Copyright (C) 2013 Steve Canny scanny@cisco.com # -# This module is part of python-pptx and is released under the MIT License: +# This module is part of python-opc and is released under the MIT License: # http://www.opensource.org/licenses/mit-license.php """Test suite for opc.pkgreader module.""" diff --git a/tests/test_pkgwriter.py b/tests/test_pkgwriter.py index 6c44791..9cbb068 100644 --- a/tests/test_pkgwriter.py +++ b/tests/test_pkgwriter.py @@ -4,7 +4,7 @@ # # Copyright (C) 2013 Steve Canny scanny@cisco.com # -# This module is part of python-pptx and is released under the MIT License: +# This module is part of python-opc and is released under the MIT License: # http://www.opensource.org/licenses/mit-license.php """Test suite for opc.pkgwriter module.""" diff --git a/tests/unitdata.py b/tests/unitdata.py index 3c5e2bc..a479e09 100644 --- a/tests/unitdata.py +++ b/tests/unitdata.py @@ -4,7 +4,7 @@ # # Copyright (C) 2013 Steve Canny scanny@cisco.com # -# This module is part of python-pptx and is released under the MIT License: +# This module is part of python-opc and is released under the MIT License: # http://www.opensource.org/licenses/mit-license.php """Test data builders for unit tests""" diff --git a/tests/unitutil.py b/tests/unitutil.py index b592f2f..14ff3a4 100644 --- a/tests/unitutil.py +++ b/tests/unitutil.py @@ -4,7 +4,7 @@ # # Copyright (C) 2013 Steve Canny scanny@cisco.com # -# This module is part of python-pptx and is released under the MIT License: +# This module is part of python-opc and is released under the MIT License: # http://www.opensource.org/licenses/mit-license.php """Utility functions for unit testing""" From 9475ac5a219e8ede2ac595825d9d77e714bf967d Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Wed, 9 Oct 2013 02:43:41 -0400 Subject: [PATCH 81/87] ns: add missing namespaces Also fixed some sorting errors in source XML for namespace constants. --- opc/constants.py | 18 ++++++++++++++++++ util/src_data/part-types.xml | 36 +++++++++++++++++++++++------------- 2 files changed, 41 insertions(+), 13 deletions(-) diff --git a/opc/constants.py b/opc/constants.py index 6e50d0a..2434bf6 100644 --- a/opc/constants.py +++ b/opc/constants.py @@ -231,6 +231,10 @@ class CONTENT_TYPE(object): SML_SHEET = ( 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet' ) + SML_SHEET_MAIN = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet.m' + 'ain+xml' + ) SML_SHEET_METADATA = ( 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheetMe' 'tadata+xml' @@ -247,6 +251,10 @@ class CONTENT_TYPE(object): 'application/vnd.openxmlformats-officedocument.spreadsheetml.tableSi' 'ngleCells+xml' ) + SML_TEMPLATE_MAIN = ( + 'application/vnd.openxmlformats-officedocument.spreadsheetml.templat' + 'e.main+xml' + ) SML_USER_NAMES = ( 'application/vnd.openxmlformats-officedocument.spreadsheetml.userNam' 'es+xml' @@ -333,12 +341,22 @@ class CONTENT_TYPE(object): class NAMESPACE(object): """Constant values for OPC XML namespaces""" + DML_WORDPROCESSING_DRAWING = ( + 'http://schemas.openxmlformats.org/drawingml/2006/wordprocessingDraw' + 'ing' + ) + OFC_RELATIONSHIPS = ( + 'http://schemas.openxmlformats.org/officeDocument/2006/relationships' + ) OPC_RELATIONSHIPS = ( 'http://schemas.openxmlformats.org/package/2006/relationships' ) OPC_CONTENT_TYPES = ( 'http://schemas.openxmlformats.org/package/2006/content-types' ) + WML_MAIN = ( + 'http://schemas.openxmlformats.org/wordprocessingml/2006/main' + ) class RELATIONSHIP_TARGET_MODE(object): diff --git a/util/src_data/part-types.xml b/util/src_data/part-types.xml index f055a79..b3a4206 100644 --- a/util/src_data/part-types.xml +++ b/util/src_data/part-types.xml @@ -363,11 +363,6 @@ http://schemas.openxmlformats.org/spreadsheetml/2006/main http://schemas.openxmlformats.org/officeDocument/2006/relationships/externalLink - - application/vnd.openxmlformats-officedocument.spreadsheetml.pivotTable+xml - http://schemas.openxmlformats.org/spreadsheetml/2006/main - http://schemas.openxmlformats.org/officeDocument/2006/relationships/pivotTable - application/vnd.openxmlformats-officedocument.spreadsheetml.pivotCacheDefinition+xml http://schemas.openxmlformats.org/spreadsheetml/2006/main @@ -378,30 +373,40 @@ http://schemas.openxmlformats.org/spreadsheetml/2006/main http://schemas.openxmlformats.org/officeDocument/2006/relationships/spreadsheetml/pivotCacheRecords + + application/vnd.openxmlformats-officedocument.spreadsheetml.pivotTable+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/pivotTable + application/vnd.openxmlformats-officedocument.spreadsheetml.queryTable+xml http://schemas.openxmlformats.org/spreadsheetml/2006/main http://schemas.openxmlformats.org/officeDocument/2006/relationships/queryTable - application/vnd.openxmlformats-officedocument.spreadsheetml.sharedStrings+xml + application/vnd.openxmlformats-officedocument.spreadsheetml.revisionHeaders+xml http://schemas.openxmlformats.org/spreadsheetml/2006/main - http://schemas.openxmlformats.org/officeDocument/2006/relationships/sharedStrings + http://schemas.openxmlformats.org/officeDocument/2006/relationships/revisionHeaders - application/vnd.openxmlformats-officedocument.spreadsheetml.sheetMetadata+xml + application/vnd.openxmlformats-officedocument.spreadsheetml.revisionLog+xml http://schemas.openxmlformats.org/spreadsheetml/2006/main - http://schemas.openxmlformats.org/officeDocument/2006/relationships/sheetMetadata + http://schemas.openxmlformats.org/officeDocument/2006/relationships/revisionLog - application/vnd.openxmlformats-officedocument.spreadsheetml.revisionHeaders+xml + application/vnd.openxmlformats-officedocument.spreadsheetml.sharedStrings+xml http://schemas.openxmlformats.org/spreadsheetml/2006/main - http://schemas.openxmlformats.org/officeDocument/2006/relationships/revisionHeaders + http://schemas.openxmlformats.org/officeDocument/2006/relationships/sharedStrings - application/vnd.openxmlformats-officedocument.spreadsheetml.revisionLog+xml + application/vnd.openxmlformats-officedocument.spreadsheetml.sheet.main+xml http://schemas.openxmlformats.org/spreadsheetml/2006/main - http://schemas.openxmlformats.org/officeDocument/2006/relationships/revisionLog + http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument + + + application/vnd.openxmlformats-officedocument.spreadsheetml.sheetMetadata+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/sheetMetadata application/vnd.openxmlformats-officedocument.spreadsheetml.styles+xml @@ -418,6 +423,11 @@ http://schemas.openxmlformats.org/spreadsheetml/2006/main http://schemas.openxmlformats.org/officeDocument/2006/relationships/tableSingleCells + + application/vnd.openxmlformats-officedocument.spreadsheetml.template.main+xml + http://schemas.openxmlformats.org/spreadsheetml/2006/main + http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument + application/vnd.openxmlformats-officedocument.spreadsheetml.userNames+xml http://schemas.openxmlformats.org/spreadsheetml/2006/main From 3f4b490157a80de9923ab07c1ee7ee70beeea99a Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Wed, 9 Oct 2013 02:44:58 -0400 Subject: [PATCH 82/87] fix: Part and PartFactory need to be available from opc --- opc/__init__.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/opc/__init__.py b/opc/__init__.py index d803ff8..99a6521 100644 --- a/opc/__init__.py +++ b/opc/__init__.py @@ -7,6 +7,6 @@ # This module is part of python-opc and is released under the MIT License: # http://www.opensource.org/licenses/mit-license.php -from opc.package import OpcPackage # noqa +from opc.package import OpcPackage, Part, PartFactory # noqa __version__ = '0.0.1d1' From 63a38525c8194ca6940db41362c3308df95dfc29 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 20 Oct 2013 13:58:11 -0700 Subject: [PATCH 83/87] rels: add get_rel_of_type() method to RelsCollctn No test coverage. Required by OpcPackage.main_document() method. --- opc/package.py | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/opc/package.py b/opc/package.py index f8146a6..6a871ad 100644 --- a/opc/package.py +++ b/opc/package.py @@ -249,6 +249,21 @@ def add_relationship(self, reltype, target, rId, external=False): self._rels.append(rel) return rel + def get_rel_of_type(self, reltype): + """ + Return single relationship of type *reltype* from the collection. + Raises |KeyError| if no matching relationship is found. Raises + |ValueError| if more than one matching relationship is found. + """ + matching = [rel for rel in self._rels if rel.reltype == reltype] + if len(matching) == 0: + tmpl = "no relationship of type '%s' in collection" + raise KeyError(tmpl % reltype) + if len(matching) > 1: + tmpl = "multiple relationships of type '%s' in collection" + raise ValueError(tmpl % reltype) + return matching[0] + @property def xml(self): """ From d7c43e6266b7caff8b7c087396d11cf40b536aa2 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 20 Oct 2013 14:11:22 -0700 Subject: [PATCH 84/87] part: make blob optional on construction If sub-class decides to keep track of part content, by for example transforming it into an ElementTree element and converting it back to XML on blob() call, there is no need for Part base class to keep a duplicate copy of the original content. --- opc/package.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/opc/package.py b/opc/package.py index 6a871ad..47698f2 100644 --- a/opc/package.py +++ b/opc/package.py @@ -97,7 +97,7 @@ class Part(object): intended to be subclassed in client code to implement specific part behaviors. """ - def __init__(self, partname, content_type, blob): + def __init__(self, partname, content_type, blob=None): super(Part, self).__init__() self._partname = partname self._content_type = content_type From 4dca747d310a101bde4953775ac8939c23dd7a68 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 20 Oct 2013 14:16:28 -0700 Subject: [PATCH 85/87] part_fctry: change CustomPartClass contruct to load() Use a classmethod constructor (.load()) for CustomPartClass rather than constructing directly. This allows custom part class to do some pre-processing before actual construction, and keeping its __init__() method clean, containing only simple assignments to state vars. --- opc/package.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/opc/package.py b/opc/package.py index 47698f2..346d24d 100644 --- a/opc/package.py +++ b/opc/package.py @@ -172,7 +172,7 @@ class PartFactory(object): def __new__(cls, partname, content_type, blob): if content_type in PartFactory.part_type_for: CustomPartClass = PartFactory.part_type_for[content_type] - return CustomPartClass(partname, content_type, blob) + return CustomPartClass.load(partname, content_type, blob) return Part(partname, content_type, blob) From 59088bda25c6e653efdb830e9772f18363254ffb Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 20 Oct 2013 14:18:06 -0700 Subject: [PATCH 86/87] pkg: add .main_document property Locates the main document part, e.g. word/document.xml for a Word package, ppt/presentation.xml for a PowerPoint document. --- opc/package.py | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/opc/package.py b/opc/package.py index 346d24d..c3b9447 100644 --- a/opc/package.py +++ b/opc/package.py @@ -11,6 +11,7 @@ Provides an API for manipulating Open Packaging Convention (OPC) packages. """ +from opc.constants import RELATIONSHIP_TYPE as RT from opc.oxml import CT_Relationships from opc.packuri import PACKAGE_URI from opc.pkgreader import PackageReader @@ -27,6 +28,17 @@ def __init__(self): super(OpcPackage, self).__init__() self._rels = RelationshipCollection(PACKAGE_URI.baseURI) + @property + def main_document(self): + """ + Return a reference to the main document part for this package. + Examples include a document part for a WordprocessingML package, a + presentation part for a PresentationML package, or a workbook part + for a SpreadsheetML package. + """ + rel = self._rels.get_rel_of_type(RT.OFFICE_DOCUMENT) + return rel.target_part + @staticmethod def open(pkg_file): """ From e35d643ebc8c67b6c3388f38c57672a40f173010 Mon Sep 17 00:00:00 2001 From: Steve Canny Date: Sun, 20 Oct 2013 14:18:39 -0700 Subject: [PATCH 87/87] doc: add pull at own risk warning for spike branch --- README.rst | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/README.rst b/README.rst index e782642..85f3210 100644 --- a/README.rst +++ b/README.rst @@ -5,11 +5,14 @@ python-opc VERSION: 0.0.1d (first development release) -STATUS (as of June 23 2013) -=========================== +STATUS (as of October 20 2013) +============================== First development release. Under active development. +WARNING:`spike` branch is SUBJECT TO FULL REBASING at any time. You probably +don't want to base a pull request on it without asking first. + Vision ======