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108 lines
3.2 KiB
108 lines
3.2 KiB
<?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\helpers\Html; |
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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 <qiang.xue@gmail.com> |
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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 boolean 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 $strict = false; |
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/** |
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* Initializes the validator. |
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*/ |
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public function init() |
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{ |
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parent::init(); |
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if ($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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* Validates the attribute of the object. |
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* If there is any error, the error message is added to the object. |
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* @param \yii\base\Model $object the object being validated |
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* @param string $attribute the attribute being validated |
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*/ |
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public function validateAttribute($object, $attribute) |
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{ |
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$value = $object->$attribute; |
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if (!$this->validateValue($value)) { |
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$this->addError($object, $attribute, $this->message, array( |
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'{true}' => $this->trueValue, |
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'{false}' => $this->falseValue, |
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)); |
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} |
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} |
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/** |
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* Validates the given value. |
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* @param mixed $value the value to be validated. |
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* @return boolean whether the value is valid. |
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*/ |
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public function validateValue($value) |
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{ |
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return !$this->strict && ($value == $this->trueValue || $value == $this->falseValue) |
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|| $this->strict && ($value === $this->trueValue || $value === $this->falseValue); |
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} |
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/** |
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* Returns the JavaScript needed for performing client-side validation. |
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* @param \yii\base\Model $object the data object being validated |
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* @param string $attribute the name of the attribute to be validated. |
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* @param \yii\base\View $view the view object that is going to be used to render views or view files |
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* containing a model form with this validator applied. |
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* @return string the client-side validation script. |
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*/ |
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public function clientValidateAttribute($object, $attribute, $view) |
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{ |
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$options = array( |
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'trueValue' => $this->trueValue, |
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'falseValue' => $this->falseValue, |
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'message' => Html::encode(strtr($this->message, array( |
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'{attribute}' => $object->getAttributeLabel($attribute), |
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'{value}' => $object->$attribute, |
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'{true}' => $this->trueValue, |
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'{false}' => $this->falseValue, |
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))), |
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); |
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if ($this->skipOnEmpty) { |
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$options['skipOnEmpty'] = 1; |
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} |
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if ($this->strict) { |
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$options['strict'] = 1; |
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} |
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$view->registerAssetBundle('yii/form'); |
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return 'yii.validation.boolean(value, messages, ' . json_encode($options) . ');'; |
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} |
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}
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