--- a/Controller/WikiTagController.php	Tue Apr 08 13:13:30 2014 +0200
+++ b/Controller/WikiTagController.php	Fri Jul 04 16:57:17 2014 +0200
@@ -69,8 +69,9 @@
             $columns_array = $profile_array[$profile_name];
         }
         
+        $url_templates = $this->container->getParameter("wiki_tag.url_templates");
         return $this->render('WikiTagBundle:WikiTag:javascript.html.twig', 
-        		array('wikipedia_api_url' => $this->container->getParameter("wiki_tag.url_templates")["wikipedia_api"], 
+        		array('wikipedia_api_url' => $url_templates["wikipedia_api"], 
         				'categories' => $categories, 
         				'tags_list' => $tags_list, 
         				'columns' => $columns_array, 
@@ -113,13 +114,14 @@
         }
         
         $ordered_tags = $this->getDoctrine()->getRepository('WikiTagBundle:DocumentTag')->findOrderedTagsForDoc($id_doc);
+        $url_templates = $this->container->getParameter("wiki_tag.url_templates");
         //$ordered_tags = null;
         return $this->render('WikiTagBundle:WikiTag:documentTags.html.twig', 
         		array('ordered_tags' => $ordered_tags, 
         				'doc_id' => $id_doc, 
         				'columns' => $columns_array, 
         				'profile_name' => $profile_name,
-        				'wikipedia_opensearch_url' => $this->container->getParameter("wiki_tag.url_templates")["wikipedia_opensearch"]));
+        				'wikipedia_opensearch_url' => $url_templates["wikipedia_opensearch"]));
     }
 
     /**
@@ -408,12 +410,13 @@
             $columns_array = $profile_array[$profile_name];
         }
         $ordered_tags = $this->getDoctrine()->getRepository('WikiTagBundle:DocumentTag')->findOrderedTagsForDoc($id_doc);
+        $url_templates = $this->container->getParameter("wiki_tag.url_templates");
         return $this->render('WikiTagBundle:WikiTag:tagTable.html.twig', 
         		array('ordered_tags' => $ordered_tags, 
         				'doc_id' => $id_doc, 
         				'columns' => $columns_array, 
         				'profile_name' => $profile_name,
-        				'wikipedia_opensearch_url' => $this->container->getParameter("wiki_tag.url_templates")["wikipedia_opensearch"]));
+        				'wikipedia_opensearch_url' => $url_templates["wikipedia_opensearch"]));
     }
 
 
@@ -507,6 +510,7 @@
             $search_def[$l[0]] = $l[0].WikiTagController::$SEARCH_STAR_CHARACTER;
         }
         
+        $url_templates = $this->container->getParameter("wiki_tag.url_templates");
         return $this->render('WikiTagBundle:WikiTag:TagList.html.twig',
             array('tags' => $tags, 
             		'searched' => $searched, 
@@ -522,7 +526,7 @@
             		'next_page' => $next_page, 
             		'reverse_sort' => $reverse_sort, 
             		'route_for_documents_by_tag' => $this->container->getParameter("wiki_tag.route_for_documents_by_tag"),
-            		'wikipedia_opensearch_url' => $this->container->getParameter("wiki_tag.url_templates")["wikipedia_opensearch"]));
+            		'wikipedia_opensearch_url' => $url_templates["wikipedia_opensearch"]));
     }
 
     /**
@@ -631,6 +635,7 @@
         $sort = $ar[4];
         $reverse_sort = $ar[5];
         
+        $url_templates = $this->container->getParameter("wiki_tag.url_templates");
         return $this->render('WikiTagBundle:WikiTag:TagListTable.html.twig',
             array('tags' => $tags, 
             		'searched' => $searched, 
@@ -639,7 +644,7 @@
             		'num_page' => $num_page,
         			'reverse_sort' => $reverse_sort, 
             		'route_for_documents_by_tag' => $this->container->getParameter("wiki_tag.route_for_documents_by_tag"),
-            		'wikipedia_opensearch_url' => $this->container->getParameter("wiki_tag.url_templates")["wikipedia_opensearch"]));
+            		'wikipedia_opensearch_url' => $url_templates["wikipedia_opensearch"]));
     }
 
     /**

--- a/DoctrineMigrations/Version20140129151724.php	Tue Apr 08 13:13:30 2014 +0200
+++ b/DoctrineMigrations/Version20140129151724.php	Fri Jul 04 16:57:17 2014 +0200
@@ -50,12 +50,12 @@
         echo "\n".count($tags)." tags to search.";
         foreach($tags as $tag){
         	$l = $tag->getLabel();
-        	$uri = WikiTagUtils::getDbpediaUri($tag->getWikipediaPageId(), [], false, "pageid");
+        	$uri = WikiTagUtils::getDbpediaUri($tag->getWikipediaPageId(), array(), false, "pageid");
         	$tag->setDbpediaUri($uri);
         	$em->persist($tag);
-         if($uri!=NULL && $uri!=""){
-             $nb_set++;
-         }
+	        if($uri!=NULL && $uri!=""){
+	            $nb_set++;
+	        }
         	if( $i % 50 == 0 ){
         		$em->flush();
         		echo "\n    FLUSH";
@@ -76,7 +76,7 @@
         echo "\n".count($tags)." tags to search.";
         foreach($tags as $tag){
         	$l = $tag->getLabel();
-        	$uri = WikiTagUtils::getDbpediaUri($tag->getWikipediaUrl(), [], false, "wikiurl");
+        	$uri = WikiTagUtils::getDbpediaUri($tag->getWikipediaUrl(), array(), false, "wikiurl");
         	$tag->setDbpediaUri($uri);
         	$em->persist($tag);
             if($uri!=NULL && $uri!=""){
@@ -102,7 +102,7 @@
         echo "\n".count($tags)." tags to search.";
         foreach($tags as $tag){
         	$l = $tag->getLabel();
-        	$uri = WikiTagUtils::getDbpediaUri($tag->getLabel(), [], false);
+        	$uri = WikiTagUtils::getDbpediaUri($tag->getLabel(), array(), false);
         	$tag->setDbpediaUri($uri);
         	$em->persist($tag);
             if($uri!=NULL && $uri!=""){

--- a/Model/DocumentTag.php	Tue Apr 08 13:13:30 2014 +0200
+++ b/Model/DocumentTag.php	Fri Jul 04 16:57:17 2014 +0200
@@ -220,7 +220,8 @@
     */
     public function getWikipediaVersionPermalink()
     {
-    	return sprintf($GLOBALS["kernel"]->getContainer()->getParameter("wiki_tag.url_templates")["wikipedia_permalink"], $this->wikipediaRevisionId);
+    	$url_templates = $GLOBALS["kernel"]->getContainer()->getParameter("wiki_tag.url_templates");
+    	return sprintf($url_templates["wikipedia_permalink"], $this->wikipediaRevisionId);
 	}
     
 }
\ No newline at end of file

--- a/Utils/WikiTagUtils.php	Tue Apr 08 13:13:30 2014 +0200
+++ b/Utils/WikiTagUtils.php	Fri Jul 04 16:57:17 2014 +0200
@@ -224,7 +224,8 @@
             }
         }
         
-        $url = $GLOBALS["kernel"]->getContainer()->getParameter("wiki_tag.url_templates")["wikipedia_api"].'?'.$params_str;
+        $url_templates = $GLOBALS["kernel"]->getContainer()->getParameter("wiki_tag.url_templates");
+        $url = $url_templates["wikipedia_api"].'?'.$params_str;
         
         $res = WikiTagUtils::curlRequest($url);
         $val = json_decode($res, true);
@@ -260,10 +261,11 @@
     /**
      * Builds DbPedia URI
      */
-    public static function getDbpediaUri($label, $params=[], $throw_error=true, $req_param="label")
+    public static function getDbpediaUri($label, $params=array(), $throw_error=true, $req_param="label")
     {
     	// Get lang from url
-    	$dbp_url = $GLOBALS["kernel"]->getContainer()->getParameter("wiki_tag.url_templates")["dbpedia_sparql"];
+    	$url_templates = $GLOBALS["kernel"]->getContainer()->getParameter("wiki_tag.url_templates");
+    	$dbp_url = $url_templates["dbpedia_sparql"];
     	$lang = substr($dbp_url, 7, 2);
     	// filter with regexp to avoid results with "category:LABEL" or other "abc:LABEL"
     	$query = 'select distinct * where { ?s rdfs:label "'.$label.'"@'.$lang.' . FILTER (regex(?s, "^http\\\\://[^:]+$")) }';
@@ -274,10 +276,10 @@
     		$query = 'select distinct * where { ?s foaf:isPrimaryTopicOf <'.$label.'> }';
     	}
     	
-    	$params = [
+    	$params = array(
     		"query" => $query,
     		"format" => 'application/json',
-    	];
+    	);
     	
     	$params_str = '';
     	foreach ($params as $key => $value) {
@@ -289,7 +291,8 @@
     		}
     	}
     	
-    	$url = $GLOBALS["kernel"]->getContainer()->getParameter("wiki_tag.url_templates")["dbpedia_sparql"].'?'.$params_str;
+    	$url_templates = $GLOBALS["kernel"]->getContainer()->getParameter("wiki_tag.url_templates");
+    	$url = $url_templates["dbpedia_sparql"].'?'.$params_str;
     	
     	$res = WikiTagUtils::curlRequest($url, $throw_error);
     	$val = json_decode($res, true);