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165 lines
4.7 KiB
165 lines
4.7 KiB
<?php |
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/** |
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* CStringValidator class file. |
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* |
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* @link http://www.yiiframework.com/ |
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* @copyright Copyright © 2008-2012 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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* CStringValidator validates that the attribute value is of certain length. |
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* |
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* Note, this validator should only be used with string-typed attributes. |
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* |
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* @author Qiang Xue <qiang.xue@gmail.com> |
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* @version $Id: CStringValidator.php 3148 2011-03-31 21:44:00Z alexander.makarow $ |
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* @package system.validators |
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* @since 1.0 |
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*/ |
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class CStringValidator extends Validator |
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{ |
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/** |
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* @var integer maximum length. Defaults to null, meaning no maximum limit. |
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*/ |
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public $max; |
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/** |
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* @var integer minimum length. Defaults to null, meaning no minimum limit. |
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*/ |
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public $min; |
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/** |
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* @var integer exact length. Defaults to null, meaning no exact length limit. |
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*/ |
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public $is; |
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/** |
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* @var string user-defined error message used when the value is too short. |
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*/ |
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public $tooShort; |
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/** |
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* @var string user-defined error message used when the value is too long. |
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*/ |
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public $tooLong; |
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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 string the encoding of the string value to be validated (e.g. 'UTF-8'). |
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* This property is used only when mbstring PHP extension is enabled. |
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* The value of this property will be used as the 2nd parameter of the |
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* mb_strlen() function. If this property is not set, the application charset |
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* will be used. |
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* If this property is set false, then strlen() will be used even if mbstring is enabled. |
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* @since 1.1.1 |
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*/ |
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public $encoding; |
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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->allowEmpty && $this->isEmpty($value)) |
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return; |
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if (function_exists('mb_strlen') && $this->encoding !== false) |
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$length = mb_strlen($value, $this->encoding ? $this->encoding : Yii::app()->charset); |
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else |
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$length = strlen($value); |
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if ($this->min !== null && $length < $this->min) |
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{ |
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$message = $this->tooShort !== null ? $this->tooShort : Yii::t('yii', '{attribute} is too short (minimum is {min} characters).'); |
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$this->addError($object, $attribute, $message, array('{min}' => $this->min)); |
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} |
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if ($this->max !== null && $length > $this->max) |
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{ |
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$message = $this->tooLong !== null ? $this->tooLong : Yii::t('yii', '{attribute} is too long (maximum is {max} characters).'); |
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$this->addError($object, $attribute, $message, array('{max}' => $this->max)); |
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} |
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if ($this->is !== null && $length !== $this->is) |
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{ |
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$message = $this->message !== null ? $this->message : Yii::t('yii', '{attribute} is of the wrong length (should be {length} characters).'); |
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$this->addError($object, $attribute, $message, array('{length}' => $this->is)); |
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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 \yii\base\Model $object the data object being validated |
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* @param string $attribute the name of the attribute to be validated. |
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* @return string the client-side validation script. |
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* @see CActiveForm::enableClientValidation |
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* @since 1.1.7 |
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*/ |
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public function clientValidateAttribute($object, $attribute) |
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{ |
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$label = $object->getAttributeLabel($attribute); |
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if (($message = $this->message) === null) |
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$message = Yii::t('yii', '{attribute} is of the wrong length (should be {length} characters).'); |
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$message = strtr($message, array( |
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'{attribute}' => $label, |
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'{length}' => $this->is, |
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)); |
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if (($tooShort = $this->tooShort) === null) |
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$tooShort = Yii::t('yii', '{attribute} is too short (minimum is {min} characters).'); |
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$tooShort = strtr($tooShort, array( |
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'{attribute}' => $label, |
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'{min}' => $this->min, |
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)); |
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if (($tooLong = $this->tooLong) === null) |
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$tooLong = Yii::t('yii', '{attribute} is too long (maximum is {max} characters).'); |
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$tooLong = strtr($tooLong, array( |
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'{attribute}' => $label, |
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'{max}' => $this->max, |
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)); |
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$js = ''; |
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if ($this->min !== null) |
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{ |
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$js .= " |
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if(value.length< {$this->min}) { |
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messages.push(" . json_encode($tooShort) . "); |
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} |
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"; |
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} |
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if ($this->max !== null) |
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{ |
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$js .= " |
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if(value.length> {$this->max}) { |
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messages.push(" . json_encode($tooLong) . "); |
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} |
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"; |
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} |
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if ($this->is !== null) |
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{ |
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$js .= " |
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if(value.length!= {$this->is}) { |
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messages.push(" . json_encode($message) . "); |
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} |
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"; |
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} |
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if ($this->allowEmpty) |
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{ |
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$js = " |
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if($.trim(value)!='') { |
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$js |
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} |
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"; |
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} |
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return $js; |
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} |
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} |
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