| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * @copyright  Copyright (c) Flipbox Digital Limited | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * @license    https://github.com/flipboxfactory/craft-ember/blob/master/LICENSE | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * @link       https://github.com/flipboxfactory/craft-ember/ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | namespace flipbox\craft\ember\validators; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  | use yii\base\Model; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | use yii\db\Query; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | use yii\validators\Validator; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  * @author Flipbox Factory <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |  * @since 2.0.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | class LimitValidator extends Validator | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |      * @var callable This can be a global function name, anonymous function, etc. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |      * The function signature must be as follows, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |      * ```php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |      * function foo(\yii\db\Query $query) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |      *     // modify $query here | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |      *     return $query; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |      * } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |      * ``` | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |     public $query; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |      * @var callable This can be a global function name, anonymous function, etc. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |      * The function signature must be as follows, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |      * ```php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |      * function foo(\yii\base\Model $model) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |      *     // compute $limit here | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |      *     return (int) $limit; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |      * } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |      * ``` | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |     public $limit; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |      * @inheritdoc | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |      * @param \yii\base\Model $model the data model to be validated | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |      * @param string $attribute the name of the attribute to be validated. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |     public function validateAttribute($model, $attribute) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |         if (0 === ($limit = $this->getLimit($model))) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |             return; // no limit | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |         $count = (int)$this->getQuery($model)->count(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |         if ($count >= $limit) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |             $this->addError($model, $attribute, $this->message); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |      * @param Model $model | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |      * @return int | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |     protected function getLimit(Model $model): int | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |         return (int)call_user_func($this->limit, $model); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |      * @param Model $model | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |      * @return Query | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 77 |  |  |      */ | 
            
                                                        
            
                                    
            
            
                | 78 |  |  |     protected function getQuery(Model $model): Query | 
            
                                                        
            
                                    
            
            
                | 79 |  |  |     { | 
            
                                                        
            
                                    
            
            
                | 80 |  |  |         return call_user_func($this->query, $model); | 
            
                                                        
            
                                    
            
            
                | 81 |  |  |     } | 
            
                                                        
            
                                    
            
            
                | 82 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 83 |  |  |  |