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<?php |
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/** |
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* @link http://www.yiiframework.com/ |
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* @copyright Copyright (c) 2008 Yii Software LLC |
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* @license http://www.yiiframework.com/license/ |
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*/ |
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namespace yii\validators; |
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use Yii; |
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use yii\base\InvalidConfigException; |
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use yii\helpers\Html; |
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use yii\web\JsExpression; |
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use yii\helpers\Json; |
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/** |
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* RegularExpressionValidator validates that the attribute value matches the specified [[pattern]]. |
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* |
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* If the [[not]] property is set true, the validator will ensure the attribute value do NOT match the [[pattern]]. |
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* |
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* @author Qiang Xue <[email protected]> |
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* @since 2.0 |
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*/ |
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class RegularExpressionValidator extends Validator |
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{ |
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/** |
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* @var string the regular expression to be matched with |
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*/ |
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public $pattern; |
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/** |
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* @var bool whether to invert the validation logic. Defaults to false. If set to true, |
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* the regular expression defined via [[pattern]] should NOT match the attribute value. |
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*/ |
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public $not = false; |
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/** |
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* @inheritdoc |
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*/ |
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public function init() |
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{ |
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parent::init(); |
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if ($this->pattern === null) { |
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throw new InvalidConfigException('The "pattern" property must be set.'); |
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} |
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if ($this->message === null) { |
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$this->message = Yii::t('yii', '{attribute} is invalid.'); |
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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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protected function validateValue($value) |
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{ |
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$valid = !is_array($value) && |
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(!$this->not && preg_match($this->pattern, $value) |
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|| $this->not && !preg_match($this->pattern, $value)); |
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return $valid ? null : [$this->message, []]; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function clientValidateAttribute($model, $attribute, $view) |
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{ |
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ValidationAsset::register($view); |
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$options = $this->getClientOptions($model, $attribute); |
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return 'yii.validation.regularExpression(value, messages, ' . Json::htmlEncode($options) . ');'; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function getClientOptions($model, $attribute) |
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{ |
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$pattern = Html::escapeJsRegularExpression($this->pattern); |
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$options = [ |
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'pattern' => new JsExpression($pattern), |
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'not' => $this->not, |
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'message' => $this->formatMessage($this->message, [ |
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'attribute' => $model->getAttributeLabel($attribute), |
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]), |
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]; |
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if ($this->skipOnEmpty) { |
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$options['skipOnEmpty'] = 1; |
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} |
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return $options; |
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} |
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} |
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yiisoft /
yii2
