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101 lines
3.2 KiB
101 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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/** |
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* InlineValidator represents a validator which is defined as a method in the object being validated. |
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* |
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* The validation method must have the following signature: |
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* |
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* ~~~ |
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* function foo($attribute, $params) |
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* ~~~ |
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* |
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* where `$attribute` refers to the name of the attribute being validated, while `$params` |
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* is an array representing the additional parameters supplied in the validation rule. |
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* |
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* @author Qiang Xue <qiang.xue@gmail.com> |
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* @since 2.0 |
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*/ |
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class InlineValidator extends Validator |
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{ |
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/** |
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* @var string|\Closure an anonymous function or the name of a model class method that will be |
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* called to perform the actual validation. Note that if you use anonymous function, you cannot |
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* use `$this` in it unless you are using PHP 5.4 or above. |
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*/ |
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public $method; |
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/** |
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* @var array additional parameters that are passed to the validation method |
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*/ |
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public $params; |
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/** |
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* @var string|\Closure an anonymous function or the name of a model class method that returns the client validation code. |
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* The signature of the method should be like the following: |
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* |
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* ~~~ |
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* function foo($attribute) |
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* { |
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* return "javascript"; |
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* } |
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* ~~~ |
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* |
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* where `$attribute` refers to the attribute name to be validated. |
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* |
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* Please refer to [[clientValidateAttribute()]] for details on how to return client validation code. |
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*/ |
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public $clientValidate; |
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/** |
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* Validates the attribute of 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, $attribute) |
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{ |
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$method = $this->method; |
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if (is_string($method)) { |
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$method = [$object, $method]; |
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} |
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call_user_func($method, $attribute, $this->params); |
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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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* |
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* You may override this method to return the JavaScript validation code if |
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* the validator can support client-side validation. |
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* |
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* The following JavaScript variables are predefined and can be used in the validation code: |
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* |
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* - `attribute`: the name of the attribute being validated. |
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* - `value`: the value being validated. |
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* - `messages`: an array used to hold the validation error messages for the attribute. |
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* |
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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 $view the view object that is going to be used to render views or view files |
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* containing a model form with this validator applied. |
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* @return string the client-side validation script. Null if the validator does not support |
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* client-side validation. |
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* @see enableClientValidation |
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* @see \yii\web\ActiveForm::enableClientValidation |
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*/ |
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public function clientValidateAttribute($object, $attribute, $view) |
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{ |
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if ($this->clientValidate !== null) { |
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$method = $this->clientValidate; |
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if (is_string($method)) { |
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$method = [$object, $method]; |
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} |
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return call_user_func($method, $attribute); |
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} else { |
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return null; |
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} |
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} |
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}
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