public function saveprojectphotos($post)
 {
     $project_id = $post['projectid'];
     $criteria = new CDbCriteria();
     $criteria->condition = "project_id = '{$project_id}'";
     $projectphotos = Projectphotos::model()->findAll($criteria);
     //echo count($projectphotos);
     if (count($projectphotos) >= 6) {
         $status = array('success' => false);
         $this->renderJSON($status);
     } else {
         $proj = new Projectphotos();
         $proj->project_id = $post['projectid'];
         $proj->filename = $post['filename'];
         $proj->is_main = $post['ismain'];
         $proj->save();
         $status = array('success' => true);
         $this->renderJSON($status);
     }
 }