From 2f40e4e47ca183c13d667ec79a39963c6c7a7841 Mon Sep 17 00:00:00 2001
From: Francis Chuang <francis.chuang@gmail.com>
Date: Sun, 19 May 2013 16:00:21 +1000
Subject: [PATCH] Added support for deleting all registered functions in a
 namespace.

---
 lib/triagens/ArangoDb/AqlUserFunction.php | 10 +++++--
 tests/AqlUserFunctionTest.php             | 34 +++++++++++++++++++++++
 2 files changed, 42 insertions(+), 2 deletions(-)

diff --git a/lib/triagens/ArangoDb/AqlUserFunction.php b/lib/triagens/ArangoDb/AqlUserFunction.php
index 12fdb32b..0cb80435 100644
--- a/lib/triagens/ArangoDb/AqlUserFunction.php
+++ b/lib/triagens/ArangoDb/AqlUserFunction.php
@@ -145,19 +145,25 @@ public function register($name = null, $code = null)
      *
      * If $name is passed, it will override the object's property with the passed one
      *
-     * @param null $name
+     * @param string $name
+     * @param boolean $namespace
      *
      * @throws Exception throw exception if the request fails
      *
      * @return mixed true if successful without a return value or the return value if one was set in the action
      */
-    public function unregister($name = null)
+    public function unregister($name = null, $namespace = false)
     {
         if (is_null($name)) {
             $name = $this->getName();
         }
+
         $url = UrlHelper::buildUrl(Urls::URL_AQL_USER_FUNCTION, $name);
 
+        if($namespace){
+            $url = UrlHelper::appendParamsUrl($url, array('group' => true));
+        }
+
         $response      = $this->_connection->delete($url);
         $responseArray = $response->getJson();
 
diff --git a/tests/AqlUserFunctionTest.php b/tests/AqlUserFunctionTest.php
index d99edc8a..745c1e25 100644
--- a/tests/AqlUserFunctionTest.php
+++ b/tests/AqlUserFunctionTest.php
@@ -290,6 +290,40 @@ public function testGetAQLFunctionsWithNamespaceFilter()
         $userFunction->unregister($name2);
     }
 
+    /**
+     * Unregister all AQL functions on a namespace.
+     */
+    public function testUnregisterAQLFunctionsOnNamespace()
+    {
+
+        $name1 = 'myFunctions:myFunction1';
+        $name2 = 'myFunctions:myFunction2';
+        $code = 'function (celsius) { return celsius * 1.8 + 32; }';
+
+        //Setup
+        $userFunction = new AqlUserFunction($this->connection);
+
+        $userFunction->name = $name1;
+        $userFunction->code = $code;
+
+        $result = $userFunction->register();
+
+        $userFunction = new AqlUserFunction($this->connection);
+
+        $userFunction->name = $name2;
+        $userFunction->code = $code;
+
+        $result = $userFunction->register();
+
+        $functions = $userFunction->getRegisteredUserFunctions('myFunctions');
+        $this->assertCount(2, $functions, "myFunctions namespace should only contain 2 functions.");
+
+        $userFunction->unregister('myFunctions', true);
+
+        $functions = $userFunction->getRegisteredUserFunctions('myFunctions');
+        $this->assertEmpty($functions, "myFunctions namespace should only contain no functions.");
+    }
+
     public function tearDown()
     {