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54 lines
1.5 KiB
54 lines
1.5 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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/** |
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* DefaultValueValidator sets the attribute to be the specified default value. |
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* |
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* DefaultValueValidator is not really a validator. It is provided mainly to allow |
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* specifying attribute default values when they are empty. |
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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 DefaultValueValidator extends Validator |
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{ |
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/** |
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* @var mixed the default value or an anonymous function that returns the default value which will |
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* be assigned to the attributes being validated if they are empty. The signature of the anonymous function |
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* should be as follows, |
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* |
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* ```php |
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* function($model, $attribute) { |
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* // compute value |
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* return $value; |
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* } |
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* ``` |
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*/ |
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public $value; |
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/** |
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* @var boolean this property is overwritten to be false so that this validator will |
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* be applied when the value being validated is empty. |
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*/ |
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public $skipOnEmpty = false; |
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/** |
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* @inheritdoc |
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*/ |
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public function validateAttribute($model, $attribute) |
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{ |
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if ($this->isEmpty($model->$attribute)) { |
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if ($this->value instanceof \Closure) { |
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$model->$attribute = call_user_func($this->value, $model, $attribute); |
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} else { |
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$model->$attribute = $this->value; |
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} |
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} |
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} |
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}
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