Evolution #738: Playlist

src/Muzich/CoreBundle/Managers/PlaylistManager.php

     ;
   }
   
-  public function getPlaylistElements(Playlist $playlist)
+  public function getPlaylistElements(Playlist $playlist, $offset = null)
   {
-    return $this->entity_manager->getRepository('MuzichCoreBundle:Element')
-      ->getElementsWithIdsOrderingQueryBuilder($playlist->getElementsIds())
-      ->getQuery()->getResult()
+    $element_ids = $playlist->getElementsIds();
+    $query_builder = $this->entity_manager->getRepository('MuzichCoreBundle:Element')
+      ->getElementsWithIdsOrderingQueryBuilder($element_ids)
     ;
+    
+    if ($offset)
+    {
+      $query_builder->setFirstResult( $offset-1 )
+        ->setMaxResults( count($element_ids) );
+    }
+    
+    return  $query_builder->getQuery()->getResult();
   }
   
   public function getNewPlaylist(User $owner)

src/Muzich/PlaylistBundle/Controller/ShowController.php

     ));
   }
   
-  public function getAutoplayDataAction($playlist_id)
+  public function getAutoplayDataAction($playlist_id, $offset = null)
   {
     $playlist_manager = $this->getPlaylistManager();
     
     if (!($playlist = $playlist_manager->findOneAccessiblePlaylistWithId($playlist_id, $this->getUser(true))))
       throw $this->createNotFoundException();
     
-    $autoplaym = new AutoplayManager($playlist_manager->getPlaylistElements($playlist), $this->container);
+    $autoplaym = new AutoplayManager($playlist_manager->getPlaylistElements($playlist, $offset), $this->container);
     
     return $this->jsonResponse(array(
       'status'    => 'success',

src/Muzich/PlaylistBundle/Resources/config/routing.yml

   defaults: { _controller: MuzichPlaylistBundle:Show:show }
 
 playlist_datas_for_autoplay:
-  pattern: /ajax/autoplay/playlist/datas/{playlist_id}
-  defaults: { _controller: MuzichPlaylistBundle:Show:getAutoplayData }
+  pattern: /ajax/autoplay/playlist/datas/{playlist_id}/{offset}
+  defaults: { _controller: MuzichPlaylistBundle:Show:getAutoplayData, offset: null }

src/Muzich/PlaylistBundle/Resources/views/Show/show.html.twig

       <ul class="playlist_elements">
         {% for element in playlist.elements %}
           <li class="playlist_element">
+            <a class="autoplay_playlist" href="{{ path('playlist_datas_for_autoplay', { 'playlist_id' : playlist.id, 'offset' : loop.index0 }) }}">
+              play
+            </a>
             <a class="open_element" href="{{ path('element_get_one', { 'element_id' : element.id }) }}" data-id="{{ element.id }}">
               {{ element.name }}
             </a>