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<?php |
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/** |
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* @copyright Copyright (c) Flipbox Digital Limited |
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* @license https://github.com/flipboxfactory/craft-ember/blob/master/LICENSE |
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* @link https://github.com/flipboxfactory/craft-ember |
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*/ |
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namespace flipbox\ember\validators; |
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use yii\base\Model; |
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use yii\db\Query; |
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use yii\validators\Validator; |
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/** |
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* @author Flipbox Factory <[email protected]> |
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* @since 1.0.0 |
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*/ |
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class LimitValidator extends Validator |
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{ |
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/** |
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* @var callable This can be a global function name, anonymous function, etc. |
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* The function signature must be as follows, |
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* |
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* ```php |
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* function foo(\yii\db\Query $query) { |
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* // modify $query here |
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* return $query; |
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* } |
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* ``` |
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*/ |
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public $query; |
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/** |
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* @var callable This can be a global function name, anonymous function, etc. |
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* The function signature must be as follows, |
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* |
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* ```php |
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* function foo(\yii\base\Model $model) { |
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* // compute $limit here |
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* return (int) $limit; |
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* } |
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* ``` |
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*/ |
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public $limit; |
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/** |
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* @inheritdoc |
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* @param \yii\base\Model $model the data model to be validated |
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* @param string $attribute the name of the attribute to be validated. |
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*/ |
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public function validateAttribute($model, $attribute) |
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{ |
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if (0 === ($limit = $this->getLimit($model))) { |
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return; // no limit |
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} |
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$count = (int)$this->getQuery($model)->count(); |
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if ($count >= $limit) { |
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$this->addError($model, $attribute, $this->message); |
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} |
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} |
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/** |
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* @param Model $model |
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* @return int |
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*/ |
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protected function getLimit(Model $model): int |
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{ |
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return (int)call_user_func($this->limit, $model); |
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} |
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/** |
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* @param Model $model |
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* @return Query |
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*/ |
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protected function getQuery(Model $model): Query |
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{ |
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return call_user_func($this->query, $model); |
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} |
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} |
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flipboxfactory /
craft-ember
