public function actionLikedislike()
 {
     $field_id = Yii::app()->request->getParam('field_id');
     //$user_id = yii::app()->user->GetId();
     $user_ip = Yii::app()->request->userHostAddress;
     $criteria = new CDbCriteria();
     $criteria->select = '*';
     // only select the 'title' column
     //$criteria->condition='field_id=:field_id and user_ip=:user_ip';
     //$criteria->condition='field_id=:field_id and user_id=:user_id';
     //$criteria->params=array(':field_id'=>$field_id,':user_id'=>$user_id);
     $criteria->condition = 'field_id=:field_id and user_ip=:user_ip';
     $criteria->params = array(':field_id' => $field_id, ':user_ip' => $user_ip);
     $model = Likedislike::model()->find($criteria);
     //$model1 = Likedislike::model()->find($criteria);
     if (count($model) == 0) {
         $model = new Likedislike();
         $model->field_id = $field_id;
         $model->user_ip = $user_ip;
         //$model->user_id = $user_id;
         $model->status = 1;
         $model->add_timestamp = time();
         $displaynow = '<img id="dis-like-dis" src="' . Yii::app()->request->baseUrl . '/css/img/like-ico-h.png">';
     } else {
         if ($model->status == 0 || $model->status == 2) {
             $model->status = 1;
             $model->edit_timestamp = time();
             $displaynow = '<img id="dis-like-dis" src="' . Yii::app()->request->baseUrl . '/css/img/like-ico-h.png">';
         } else {
             $model->status = 0;
             $model->edit_timestamp = time();
             $displaynow = '<img id="like-dis" src="' . Yii::app()->request->baseUrl . '/css/img/like-ico.png">';
         }
     }
     if ($model->save()) {
         $data['status'] = true;
         $data['displaytext'] = $displaynow;
     } else {
         $data['status'] = false;
     }
     $data['count'] = Yii::app()->getModule('likedislike')->countlikes($field_id);
     echo json_encode($data);
 }
 public function countlikes($field_id)
 {
     $criteria = new CDbCriteria();
     $criteria->select = 'count(id) as count';
     // only select the 'title' column
     $criteria->condition = 'field_id=:field_id and status=:status';
     $criteria->params = array(':field_id' => $field_id, 'status' => 1);
     $model = Likedislike::model()->find($criteria);
     return $model->count;
 }
 public function actionLikedislike()
 {
     $field_id = Yii::app()->request->getParam('field_id');
     $user_id = yii::app()->user->GetId();
     $criteria = new CDbCriteria();
     $criteria->select = '*';
     // only select the 'title' column
     $criteria->condition = 'field_id=:field_id and user_id=:user_id';
     $criteria->params = array(':field_id' => $field_id, ':user_id' => $user_id);
     $model = Likedislike::model()->find($criteria);
     if (count($model) == 0) {
         $model = new Likedislike();
         $model->field_id = $field_id;
         $model->user_id = $user_id;
         $model->status = 1;
         $model->add_timestamp = time();
         $displaynow = 'Unlike';
     } else {
         if ($model->status == 0) {
             $model->status = 1;
             $model->edit_timestamp = time();
             $displaynow = 'Unlike';
         } else {
             $model->status = 0;
             $model->edit_timestamp = time();
             $displaynow = 'Like';
         }
     }
     if ($model->save()) {
         $data['status'] = true;
         $data['displaytext'] = $displaynow;
     } else {
         $data['status'] = false;
     }
     $data['count'] = Yii::app()->getModule('likedislike')->countlikes($field_id);
     echo json_encode($data);
 }