1+ # Tag Cloud for Octopress, modified by pf_miles, for use with utf-8 encoded blogs(all regexp added 'u' option).
2+ # modified by alswl, tag_cloud -> category_cloud
3+ # =======================
4+ #
5+ # Description:
6+ # ------------
7+ # Easy output tag cloud and category list.
8+ #
9+ # Syntax:
10+ # -------
11+ # {% tag_cloud [counter:true] %}
12+ # {% category_list [counter:true] %}
13+ #
14+ # Example:
15+ # --------
16+ # In some template files, you can add the following markups.
17+ #
18+ # ### source/_includes/custom/asides/tag_cloud.html ###
19+ #
20+ # <section>
21+ # <h1>Tag Cloud</h1>
22+ # <span id="tag-cloud">{% tag_cloud %}</span>
23+ # </section>
24+ #
25+ # ### source/_includes/custom/asides/category_list.html ###
26+ #
27+ # <section>
28+ # <h1>Categories</h1>
29+ # <ul id="category-list">{% category_list counter:true %}</ul>
30+ # </section>
31+ #
32+ # Notes:
33+ # ------
34+ # Be sure to insert above template files into `default_asides` array in `_config.yml`.
35+ # And also you can define styles for 'tag-cloud' or 'category-list' in a `.scss` file.
36+ # (ex: `sass/custom/_styles.scss`)
37+ #
38+ # Licence:
39+ # --------
40+ # Distributed under the [MIT License][MIT].
41+ #
42+ # [MIT]: http://www.opensource.org/licenses/mit-license.php
43+ #
44+ module Jekyll
45+
46+ class CategoryCloud < Liquid ::Tag
47+
48+ def initialize ( tag_name , markup , tokens )
49+ @opts = { }
50+ if markup . strip =~ /\s *counter:(\w +)/iu
51+ @opts [ 'counter' ] = ( $1 == 'true' )
52+ markup = markup . strip . sub ( /counter:\w +/iu , '' )
53+ end
54+ super
55+ end
56+
57+ def render ( context )
58+ lists = { }
59+ max , min = 1 , 1
60+ config = context . registers [ :site ] . config
61+ category_dir = config [ 'root' ] + config [ 'category_dir' ] + '/'
62+ categories = context . registers [ :site ] . categories
63+ categories . keys . sort_by { |str | str . downcase } . each do |category |
64+ count = categories [ category ] . count
65+ lists [ category ] = count
66+ max = count if count > max
67+ end
68+
69+ html = ''
70+ lists . each do | category , counter |
71+ url = category_dir + category . gsub ( /_|\P {Word}/u , '-' ) . gsub ( /-{2,}/u , '-' ) . downcase
72+ style = "font-size: #{ 100 + ( 60 * Float ( counter ) /max ) }
73+ html << "<a href='#{ url } #{ style } #{ category }
74+ if @opts [ 'counter' ]
75+ html << "(#{ categories [ category ] . count }
76+ end
77+ html << "</a> "
78+ end
79+ html
80+ end
81+ end
82+
83+ class CategoryList < Liquid ::Tag
84+
85+ def initialize ( tag_name , markup , tokens )
86+ @opts = { }
87+ if markup . strip =~ /\s *counter:(\w +)/iu
88+ @opts [ 'counter' ] = ( $1 == 'true' )
89+ markup = markup . strip . sub ( /counter:\w +/iu , '' )
90+ end
91+ super
92+ end
93+
94+ def render ( context )
95+ html = ""
96+ config = context . registers [ :site ] . config
97+ category_dir = config [ 'root' ] + config [ 'category_dir' ] + '/'
98+ categories = context . registers [ :site ] . categories
99+ categories . keys . sort_by { |str | str . downcase } . each do |category |
100+ url = category_dir + category . gsub ( /_|\P {Word}/u , '-' ) . gsub ( /-{2,}/u , '-' ) . downcase
101+ html << "<li><a href='#{ url } #{ category }
102+ if @opts [ 'counter' ]
103+ html << " (#{ categories [ category ] . count }
104+ end
105+ html << "</a></li>"
106+ end
107+ html
108+ end
109+ end
110+
111+ end
112+
113+ Liquid ::Template . register_tag ( 'category_cloud' , Jekyll ::CategoryCloud )
114+ Liquid ::Template . register_tag ( 'category_list' , Jekyll ::CategoryList )
0 commit comments