--- a/Search/Search.php	Mon Nov 07 17:25:39 2011 +0100
+++ b/Search/Search.php	Wed Nov 09 16:25:13 2011 +0100
@@ -14,16 +14,104 @@
 
 class Search extends ContainerAware
 {
-    
+    /**
+     * Get the container associated with this service.
+     * @return ContainerInterface
+     */
     public function getContainer()
     {
         return $this->container;
     }
     
+    /**
+     * Public constructor with container as parameter for contruct injection.
+     * @param ContainerInterface $container
+     */
     public function __construct(ContainerInterface $container)
     {
         $this->setContainer($container);
     }
     
+    private $doctrine;
+    
+    public function getDoctrine()
+    {
+        if(is_null($this->doctrine))
+        {
+            $this->doctrine = $this->getContainer()->get('doctrine');
+        }
+        return $this->doctrine;
+    }
+    
+    /**
+     * Service to reorder the tags using their notes in the index search
+     * @param IRI\Bundle\WikiTagBundle\Model\DocumentInterface $document
+     */
+    public function reorderTagsForDocument($document)
+    {
+        $doctrine = $this->getContainer()->get('doctrine');
+        $res = $doctrine->getRepository('WikiTagBundle:Document');
+        $tags_score = array();
+        foreach($document->getTags() as $tag)
+        {
+            $label = $tag->getTag()->getLabel();
+            
+            //
+            $fields = $this->getContainer()->getParameter("wiki_tag.fields");
+            
+            $fieldquery = array();
+            foreach ($fields as $fieldname => $fielddef) {
+                $columns = "$fieldname";
+                $value = $label;
+                if(isset($fielddef['weight']))
+                {
+                    $weight = $fielddef['weight'];
+                }
+                else
+                {
+                    $weight = 1.0;
+                }
+                $fieldquery[] = array("columns"=>$columns, "value"=>$value, "weight"=>$weight);
+            }
+            
+            $score_res = $res->search($fieldquery, array("id"=>$document->getId()));
+            
+            if(count($score_res)>0)
+            {
+                $score = floatval($score_res[0]['score']);
+            }
+            else
+            {
+                $score = 0.0;
+            }
+            $tags_score[] = array($score,$tag);
+        }
+        // sort tags based on score
+        $i=1;
+        usort($tags_score, function($a, $b) {
+            return $a[0]<$b[0]?1:-1;
+        });
+
+        foreach($tags_score as $item)
+        {
+            $tag = $item[1];
+            $tag->setTagOrder($i++);
+            $tag->setIndexNote($item[0]);
+            $doctrine->getEntityManager()->persist($tag);
+        }
+        
+    }
+    
+    public function getTagCloud($max_tags)
+    {
+        $qb = $this->getDoctrine()->getEntityManager()->createQueryBuilder();
+        $qb->select('t', 'COUNT( dt.id ) AS nb_docs');
+        $qb->from('WikiTagBundle:Tag','t');
+        $qb->leftJoin('t.documents', 'dt', 'WITH', 't = dt.tag');
+        $qb->addGroupBy('t.id');
+        $qb->addOrderBy('nb_docs','DESC');
+        
+    }
+    
         
 }
\ No newline at end of file