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108 lines
3.1 KiB
108 lines
3.1 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\base\InvalidConfigException; |
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use yii\helpers\Html; |
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/** |
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* RangeValidator validates that the attribute value is among a list of values. |
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* |
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* The range can be specified via the [[range]] property. |
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* If the [[not]] property is set true, the validator will ensure the attribute value |
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* is NOT among the specified range. |
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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 RangeValidator extends Validator |
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{ |
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/** |
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* @var array list of valid values that the attribute value should be among |
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*/ |
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public $range; |
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/** |
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* @var boolean whether the comparison is strict (both type and value must be the same) |
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*/ |
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public $strict = false; |
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/** |
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* @var boolean whether to invert the validation logic. Defaults to false. If set to true, |
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* the attribute value should NOT be among the list of values defined via [[range]]. |
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**/ |
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public $not = false; |
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/** |
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* Initializes the validator. |
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* @throws InvalidConfigException if [[range]] is not set. |
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*/ |
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public function init() |
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{ |
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parent::init(); |
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if (!is_array($this->range)) { |
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throw new InvalidConfigException('The "range" 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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* 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); |
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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 !$this->not && in_array($value, $this->range, $this->strict) |
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|| $this->not && !in_array($value, $this->range, $this->strict); |
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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, $view) |
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{ |
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$range = array(); |
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foreach ($this->range as $value) { |
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$range[] = (string)$value; |
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} |
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$options = array( |
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'range' => $range, |
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'not' => $this->not, |
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'message' => Html::encode(strtr($this->message, array( |
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'{attribute}' => $object->getAttributeLabel($attribute), |
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'{value}' => $object->$attribute, |
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))), |
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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 'yii.validation.range(value, messages, ' . json_encode($options) . ');'; |
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} |
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}
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