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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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/** |
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* BooleanValidator checks if the attribute value is a boolean value. |
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* |
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* Possible boolean values can be configured via the [[trueValue]] and [[falseValue]] properties. |
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* And the comparison can be either [[strict]] or not. |
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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 BooleanValidator extends Validator |
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{ |
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/** |
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* @var mixed the value representing true status. Defaults to '1'. |
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*/ |
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public $trueValue = '1'; |
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/** |
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* @var mixed the value representing false status. Defaults to '0'. |
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*/ |
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public $falseValue = '0'; |
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/** |
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* @var bool whether the comparison to [[trueValue]] and [[falseValue]] is strict. |
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* When this is true, the attribute value and type must both match those of [[trueValue]] or [[falseValue]]. |
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* Defaults to false, meaning only the value needs to be matched. |
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*/ |
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public $strict = false; |
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/** |
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* @inheritdoc |
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*/ |
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public function init() |
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{ |
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parent::init(); |
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if ($this->message === null) { |
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$this->message = Yii::t('yii', '{attribute} must be either "{true}" or "{false}".'); |
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} |
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} |
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/** |
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* @inheritdoc |
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*/ |
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protected function validateValue($value) |
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{ |
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$valid = !$this->strict && ($value == $this->trueValue || $value == $this->falseValue) |
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|| $this->strict && ($value === $this->trueValue || $value === $this->falseValue); |
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if (!$valid) { |
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return [$this->message, [ |
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'true' => $this->trueValue === true ? 'true' : $this->trueValue, |
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'false' => $this->falseValue === false ? 'false' : $this->falseValue, |
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]]; |
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} |
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return null; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function clientValidateAttribute($model, $attribute, $view) |
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{ |
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ValidationAsset::register($view); |
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$options = $this->getClientOptions($model, $attribute); |
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return 'yii.validation.boolean(value, messages, ' . json_encode($options, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE) . ');'; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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protected function getClientOptions($model, $attribute) |
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{ |
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$options = [ |
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'trueValue' => $this->trueValue, |
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'falseValue' => $this->falseValue, |
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'message' => Yii::$app->getI18n()->format($this->message, [ |
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'attribute' => $model->getAttributeLabel($attribute), |
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'true' => $this->trueValue === true ? 'true' : $this->trueValue, |
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'false' => $this->falseValue === false ? 'false' : $this->falseValue, |
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], Yii::$app->language), |
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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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if ($this->strict) { |
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$options['strict'] = 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
