110 lines
3.5 KiB
PHP
110 lines
3.5 KiB
PHP
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<?php
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/**
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* CRangeValidator class file.
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*
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* @author Qiang Xue <qiang.xue@gmail.com>
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* @link http://www.yiiframework.com/
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* @copyright 2008-2013 Yii Software LLC
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* @license http://www.yiiframework.com/license/
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*/
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/**
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* CRangeValidator validates that the attribute value is among the list (specified via {@link range}).
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* You may invert the validation logic with help of the {@link not} property (available since 1.1.5).
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*
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* @author Qiang Xue <qiang.xue@gmail.com>
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* @package system.validators
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* @since 1.0
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*/
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class CRangeValidator extends CValidator
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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 the attribute value can be null or empty. Defaults to true,
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* meaning that if the attribute is empty, it is considered valid.
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*/
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public $allowEmpty=true;
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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 {@link range}.
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* @since 1.1.5
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**/
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public $not=false;
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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 CModel $object the object being validated
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* @param string $attribute the attribute being validated
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* @throws CException if given {@link range} is not an array
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*/
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protected function validateAttribute($object,$attribute)
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{
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$value=$object->$attribute;
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if($this->allowEmpty && $this->isEmpty($value))
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return;
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if(!is_array($this->range))
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throw new CException(Yii::t('yii','The "range" property must be specified with a list of values.'));
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$result = false;
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if($this->strict)
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$result=in_array($value,$this->range,true);
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else
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{
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foreach($this->range as $r)
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{
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$result=(strcmp($r,$value)===0);
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if($result)
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break;
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}
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}
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if(!$this->not && !$result)
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{
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$message=$this->message!==null?$this->message:Yii::t('yii','{attribute} is not in the list.');
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$this->addError($object,$attribute,$message);
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}
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elseif($this->not && $result)
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{
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$message=$this->message!==null?$this->message:Yii::t('yii','{attribute} is in the list.');
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$this->addError($object,$attribute,$message);
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}
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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 CModel $object the data object being validated
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* @param string $attribute the name of the attribute to be validated.
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* @throws CException if given {@link range} is not an array
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* @return string the client-side validation script.
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* @see CActiveForm::enableClientValidation
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* @since 1.1.7
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*/
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public function clientValidateAttribute($object,$attribute)
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{
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if(!is_array($this->range))
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throw new CException(Yii::t('yii','The "range" property must be specified with a list of values.'));
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if(($message=$this->message)===null)
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$message=$this->not ? Yii::t('yii','{attribute} is in the list.') : Yii::t('yii','{attribute} is not in the list.');
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$message=strtr($message,array(
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'{attribute}'=>$object->getAttributeLabel($attribute),
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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)$value;
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$range=CJSON::encode($range);
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return "
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if(".($this->allowEmpty ? "jQuery.trim(value)!='' && " : '').($this->not ? "jQuery.inArray(value, $range)>=0" : "jQuery.inArray(value, $range)<0").") {
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messages.push(".CJSON::encode($message).");
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}
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";
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}
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}
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