PHP Rating::model方法代码示例

 public function run()
 {
     if (isset($this->model->rating)) {
         $rating = $this->model->rating;
     } else {
         $rating = Rating::getValue($this->model);
         $rating = Rating::getHtml($rating);
     }
     $model_id = get_class($this->model);
     $value = null;
     if (!Yii::app()->user->isGuest) {
         $value = Rating::model()->fetchScalarByAttributes(array('user_id' => Yii::app()->user->id, 'object_id' => $this->model->id, 'model_id' => $model_id), 'value');
     }
     $this->render('RatingWidget', array('object_id' => $this->model->id, 'user_id' => $this->model->getUserId(), 'model_id' => $model_id, 'rating' => $rating, 'value' => $value));
 }

 public function actionCreate()
 {
     if (!isset($_POST['Rating'])) {
         $this->badRequest();
     }
     $rating = Rating::model()->findByAttributes(array('user_id' => Yii::app()->user->id, 'object_id' => $_POST['Rating']['object_id'], 'model_id' => $_POST['Rating']['model_id']));
     if (!$rating) {
         $rating = new Rating();
     }
     $rating->attributes = $_POST['Rating'];
     if ($rating->save()) {
         $rating = Rating::getValue($rating->model_id, $rating->object_id);
         echo Rating::getHtml($rating);
     } else {
         echo CJSON::encode(array('errors' => $rating->errors_flat_array));
     }
 }

 /**
  * Return user mark for the good
  * @return string user mark for the good
  */
 public function GetUserRating()
 {
     $value = Rating::model()->findByAttributes(array('good_id' => $this->id, 'user_id' => Yii::app()->user->id));
     //echo $value;
     if (isset($value)) {
         return sprintf("%d", $value->value);
     } else {
         return '0';
     }
 }

 /**
  * Set mark for the good by user
  * @param $good_id
  * @param $rate mark (1-5)
  */
 public function actionSetMark($good_id, $rate)
 {
     if (Yii::app()->user->isGuest) {
         echo 'you are not registered user';
         return;
     }
     $user = Yii::app()->user->id;
     $rating = Rating::model()->with(array('good', 'good.marksCount'))->findByAttributes(array('good_id' => $good_id, 'user_id' => $user));
     if (empty($rating)) {
         if ($rate == 'undefined') {
             return;
         }
         $rating = new Rating();
         $rating->good_id = $good_id;
         $rating->user_id = $user;
         $rating->value = $rate;
         if ($rating->save()) {
             $good = $rating->good;
             $good->rating = round($good->rating + ($rate * 100 - $good->rating) / ($good->marksCount + 1));
             $good->save();
             echo 'success';
         } else {
             echo 'fail saving';
         }
     } else {
         if ($rating->value != $rate) {
             if ($rate == 'undefined') {
                 echo 'rate deleted';
                 $rating->delete();
                 return;
             }
             $old_mark = $rating->value;
             $rating->value = $rate;
             if ($rating->save()) {
                 $good = $rating->good;
                 $good->rating = round($good->rating + ($rate * 100 - $old_mark * 100) / $good->marksCount);
                 $good->save();
                 echo 'success';
             } else {
                 echo 'fail saving';
             }
         } else {
             echo 'no need to change';
         }
     }
 }

 /**
  * Returns the data model based on the primary key given in the GET variable.
  * If the data model is not found, an HTTP exception will be raised.
  * @param integer the ID of the model to be loaded
  */
 public function loadModel($id)
 {
     $model = Rating::model()->findByPk($id);
     if ($model === null) {
         throw new CHttpException(404, 'The requested page does not exist.');
     }
     return $model;
 }

 public function afterSave()
 {
     $criteria = new CDbCriteria();
     $criteria->select = new CDbExpression('AVG(rating_score) as avg_rating');
     $criteria->condition = 'product_id=:product_id';
     $criteria->params = array(':product_id' => $this->product_id);
     $model = Rating::model()->find($criteria);
     //echo $model->avg_rating ;//die();//var_dump($model);    die();
     //$modelProduct=Product::model()->with('rates')->findByPk($bid); //findByPk($bid);
     $values = array('rating_score' => $model->avg_rating);
     $modelProduct = Product::model()->updateByPk($this->product_id, $values);
     return parent::afterSave();
 }

 /**
  * Save rating if need
  * @return void
  */
 public function afterSave()
 {
     $rating = Rating::model()->findByAttributes(array('good_id' => $this->good_id, 'user_id' => $this->user_id));
     if ($rating == null) {
         $rating = new Rating();
         $rating->value = $this->rating;
         $rating->good_id = $this->good_id;
         $rating->user_id = $this->user_id;
         $rating->Save();
     } elseif ($rating->value != $this->rating) {
         $rating->value = $this->rating;
         $rating->Save();
     }
 }