diff -r 989d9e117586 -r e7384fb35f7a Entity/TagRepository.php
--- a/Entity/TagRepository.php	Mon Dec 26 22:53:50 2011 +0100
+++ b/Entity/TagRepository.php	Mon Jan 23 00:48:55 2012 +0100
@@ -28,6 +28,11 @@
         return $query->getResult();
     }
     
+    /**
+     * returns a list of tags label containing the given seed.
+     * The seed is either at the beggining, the end of the label or at the beggining of a word.
+     * @param string $seed
+     */
     public function getCompletion($seed)
     {
         $qb = $this->getEntityManager()->createQueryBuilder();
@@ -73,7 +78,7 @@
     * @param $doctrine
     * @return multitype:boolean Ambigous <NULL, \IRI\Bundle\WikiTagBundle\Entity\Tag> Ambigous <NULL, unknown, mixed, string> (array(\IRI\Bundle\WikiTagBundle\Model\TagInterface, revision_id=int, created:Boolean))
     */
-    public function getOrCreateTag($tag_label, $ignore_wikipedia_info=false)
+    public function getOrCreateTag($tag_label, $ignore_wikipedia_info=false, $logger=null)
     {
         $tag_label_normalized = WikiTagUtils::normalizeTag($tag_label);
         // We get the wikipedia references for the tag_label
@@ -103,7 +108,7 @@
         if($created==true || $tag->getUrlStatus()===Tag::$TAG_URL_STATUS_DICT['null_result']) {
             
             if($wp_request_done==false) {
-                $wp_response = WikiTagUtils::getWikipediaInfo($tag_label_normalized, null, $ignore_wikipedia_info);
+                $wp_response = WikiTagUtils::getWikipediaInfo($tag_label_normalized, null, $ignore_wikipedia_info, $logger);
             }
             
             $tag->setWikipediaInfo($wp_response);
@@ -116,7 +121,7 @@
     
         }
         elseif($tag!=null && $tag->getWikipediaPageId()!=null) {
-            $wp_response = WikiTagUtils::getWikipediaInfo(null, $tag->getWikipediaPageId(), $ignore_wikipedia_info);
+            $wp_response = WikiTagUtils::getWikipediaInfo(null, $tag->getWikipediaPageId(), $ignore_wikipedia_info, $logger);
             $wikipedia_revision_id = $wp_response['revision_id'];
         }
         else {