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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace app\modules\seo\models;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use app\backend\BackendModule;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use app\backend\components\BackendController;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use devgroup\TagDependencyHelper\ActiveRecordHelper;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use yii\base\Event;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use yii\caching\TagDependency;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use yii\data\ActiveDataProvider;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use yii\web\View;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * This is the model class for table "seo_counter".  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @property integer $id  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @property string $name  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @property string $description  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @property string $code  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class Counter extends \yii\db\ActiveRecord  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    const POSITION_AT_END_OF_BODY = 0;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    const POSITION_AT_BEGIN_OF_BODY = 1;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    const POSITION_AT_HEAD = 2;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @inheritdoc  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public static function tableName()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return '{{%seo_counter}}'; | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param $counter  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @return string  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private static function renderCounter($counter)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            "\n<!-- {$counter->name} counter -->\n" | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            . "{$counter->code}" | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            . "\n<!-- /{$counter->name} counter -->\n"; | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @inheritdoc  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
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                View Code Duplication | 
                    public function rules()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            [['description', 'code'], 'string'],  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            [['code'], 'required'],  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            [['name'], 'string', 'max' => 255],  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            [['position'], 'integer']  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        ];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function behaviors()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            ActiveRecordHelper::className(),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        ];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @inheritdoc  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function attributeLabels()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            'id' => \Yii::t('app', 'ID'), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            'name' => \Yii::t('app', 'Name'), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            'description' => \Yii::t('app', 'Description'), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            'code' => \Yii::t('app', 'Code'), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            'position' => \Yii::t('app', 'Position') | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        ];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public static function renderCountersAtHead(Event $event)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $counters = self::find()->where(["position" => self::POSITION_AT_HEAD])->all();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        foreach ($counters as $counter) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $event->sender->jsFiles[View::POS_HEAD][] = static::renderCounter($counter);  | 
            
                            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                    public static function renderCountersAtBeginningOfBody(Event $event)  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        static::renderCounters($event, static::POSITION_AT_BEGIN_OF_BODY);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public static function renderCountersAtEndOfBody(Event $event)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        static::renderCounters($event, static::POSITION_AT_END_OF_BODY);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                View Code Duplication | 
                    public function getPositionVariants()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            self::POSITION_AT_END_OF_BODY => \Yii::t("app", "End of body tag"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            self::POSITION_AT_BEGIN_OF_BODY => \Yii::t("app", "Beginning of body tag"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            self::POSITION_AT_HEAD => \Yii::t("app", "Inside of head tag") | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        ];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public static function renderCounters(Event $event, $mode = self::POSITION_AT_END_OF_BODY)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            \Yii::$app->request->isAjax === false &&  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            \Yii::$app->controller->module instanceof BackendModule === false &&  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            \Yii::$app->controller instanceof BackendController === false  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $cacheKey = \Yii::$app->getModule('seo')->cacheConfig['counterCache']['name'] . $mode; | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $counter_str = '';  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            /* @var $counters Counter[] */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            if (false === $counters = \Yii::$app->getCache()->get($cacheKey)) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                $counters = self::find()->where(["position" => $mode])->all();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                \Yii::$app->getCache()->set(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                    $cacheKey,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                    $counters,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                    \Yii::$app->getModule('seo')->cacheConfig['counterCache']['expire'], | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                    new TagDependency(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                        [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                            'tags' => [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                                ActiveRecordHelper::getCommonTag(self::className()),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                            ],  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                        ]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                    )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            foreach ($counters as $counter) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                                     | 
                
                 | 
                                $counter_str .= self::renderCounter($counter);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    135
                 | 
                                    
                                                     | 
                
                 | 
                            }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    136
                 | 
                                    
                                                     | 
                
                 | 
                            echo $counter_str;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    137
                 | 
                                    
                                                     | 
                
                 | 
                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    138
                 | 
                                    
                                                     | 
                
                 | 
                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    139
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    140
                 | 
                                    
                                                     | 
                
                 | 
                    public  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    141
                 | 
                                    
                                                     | 
                
                 | 
                    function scenarios()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    142
                 | 
                                    
                                                     | 
                
                 | 
                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    143
                 | 
                                    
                                                     | 
                
                 | 
                        return [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    144
                 | 
                                    
                                                     | 
                
                 | 
                            'default' => ['id', 'name', 'description', 'code', 'position'],  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    145
                 | 
                                    
                                                     | 
                
                 | 
                        ];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    146
                 | 
                                    
                                                     | 
                
                 | 
                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    147
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    148
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    149
                 | 
                                    
                                                     | 
                
                 | 
                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    150
                 | 
                                    
                                                     | 
                
                 | 
                     * Search counters  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    151
                 | 
                                    
                                                     | 
                
                 | 
                     * @param $params  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    152
                 | 
                                    
                                                     | 
                
                 | 
                     * @return ActiveDataProvider  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    153
                 | 
                                    
                                                     | 
                
                 | 
                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    154
                 | 
                                    
                                                     | 
                
                 | 
                    public  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    155
                 | 
                                    
                                                     | 
                
                 | 
                    function search(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    156
                 | 
                                    
                                                     | 
                
                 | 
                        $params  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    157
                 | 
                                    
                                                     | 
                
                 | 
                    ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    158
                 | 
                                    
                                                     | 
                
                 | 
                        $this->load($params);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    159
                 | 
                                    
                                                     | 
                
                 | 
                        $query = self::find();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    160
                 | 
                                    
                                                     | 
                
                 | 
                        foreach ($this->attributes as $name => $value) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    161
                 | 
                                    
                                                     | 
                
                 | 
                            if (!empty($value)) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    162
                 | 
                                    
                                                     | 
                
                 | 
                                if ($name == 'id') { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    163
                 | 
                                    
                                                     | 
                
                 | 
                                    $query->andWhere("`$name` = :$name", [":$name" => $value]); | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    164
                 | 
                                    
                                                     | 
                
                 | 
                                } else { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    165
                 | 
                                    
                                                     | 
                
                 | 
                                    $query->andWhere("`$name` LIKE :$name", [":$name" => "%$value%"]); | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    166
                 | 
                                    
                                                     | 
                
                 | 
                                }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    167
                 | 
                                    
                                                     | 
                
                 | 
                            }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    168
                 | 
                                    
                                                     | 
                
                 | 
                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    169
                 | 
                                    
                                                     | 
                
                 | 
                        $dataProvider = new ActiveDataProvider(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    170
                 | 
                                    
                                                     | 
                
                 | 
                            [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    171
                 | 
                                    
                                                     | 
                
                 | 
                                'query' => $query,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    172
                 | 
                                    
                                                     | 
                
                 | 
                                'pagination' => [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    173
                 | 
                                    
                                                     | 
                
                 | 
                                    'pageSize' => 10,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    174
                 | 
                                    
                                                     | 
                
                 | 
                                ],  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    175
                 | 
                                    
                                                     | 
                
                 | 
                            ]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    176
                 | 
                                    
                                                     | 
                
                 | 
                        );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    177
                 | 
                                    
                                                     | 
                
                 | 
                        return $dataProvider;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    178
                 | 
                                    
                                                     | 
                
                 | 
                    }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
                | 
                    179
                 | 
                                    
                                                     | 
                
                 | 
                }  | 
            
            
                                                        
            
                                    
            
            
                | 
                    180
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                        
Let’s assume you have a class which uses late-static binding:
}
The code above will run fine in your PHP runtime. However, if you now create a sub-class and call the
getSomeVariable()on that sub-class, you will receive a runtime error:In the case above, it makes sense to update
SomeClassto useselfinstead: