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163 lines
4.5 KiB
163 lines
4.5 KiB
<?php |
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/** |
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* CNumberValidator 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 Copyright © 2008-2011 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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* CNumberValidator validates that the attribute value is a number. |
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* |
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* @author Qiang Xue <qiang.xue@gmail.com> |
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* @version $Id: CNumberValidator.php 3190 2011-04-16 23:40:21Z qiang.xue $ |
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* @package system.validators |
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* @since 1.0 |
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*/ |
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class CNumberValidator extends CValidator |
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{ |
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/** |
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* @var boolean whether the attribute value can only be an integer. Defaults to false. |
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*/ |
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public $integerOnly = 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 integer|float upper limit of the number. Defaults to null, meaning no upper limit. |
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*/ |
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public $max; |
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/** |
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* @var integer|float lower limit of the number. Defaults to null, meaning no lower limit. |
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*/ |
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public $min; |
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/** |
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* @var string user-defined error message used when the value is too big. |
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*/ |
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public $tooBig; |
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/** |
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* @var string user-defined error message used when the value is too small. |
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*/ |
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public $tooSmall; |
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/** |
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* @var string the regular expression for matching integers. |
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* @since 1.1.7 |
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*/ |
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public $integerPattern = '/^\s*[+-]?\d+\s*$/'; |
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/** |
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* @var string the regular expression for matching numbers. |
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* @since 1.1.7 |
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*/ |
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public $numberPattern = '/^\s*[-+]?[0-9]*\.?[0-9]+([eE][-+]?[0-9]+)?\s*$/'; |
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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 $attribute the attribute being validated |
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*/ |
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protected function validateAttribute($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 ($this->integerOnly) |
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{ |
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if (!preg_match($this->integerPattern, "$value")) |
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{ |
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$message = $this->message !== null ? $this->message : Yii::t('yii', '{attribute} must be an integer.'); |
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$this->addError($object, $attribute, $message); |
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} |
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} |
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else |
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{ |
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if (!preg_match($this->numberPattern, "$value")) |
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{ |
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$message = $this->message !== null ? $this->message : Yii::t('yii', '{attribute} must be a number.'); |
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$this->addError($object, $attribute, $message); |
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} |
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} |
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if ($this->min !== null && $value < $this->min) |
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{ |
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$message = $this->tooSmall !== null ? $this->tooSmall : Yii::t('yii', '{attribute} is too small (minimum is {min}).'); |
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$this->addError($object, $attribute, $message, array('{min}' => $this->min)); |
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} |
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if ($this->max !== null && $value > $this->max) |
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{ |
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$message = $this->tooBig !== null ? $this->tooBig : Yii::t('yii', '{attribute} is too big (maximum is {max}).'); |
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$this->addError($object, $attribute, $message, array('{max}' => $this->max)); |
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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 $attribute the name of the attribute to be validated. |
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* @return string the client-side validation script. |
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* @see CActiveForm::enableClientValidation |
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* @since 1.1.7 |
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*/ |
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public function clientValidateAttribute($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 = $this->integerOnly ? Yii::t('yii', '{attribute} must be an integer.') : Yii::t('yii', '{attribute} must be a number.'); |
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$message = strtr($message, array( |
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'{attribute}' => $label, |
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)); |
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if (($tooBig = $this->tooBig) === null) |
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$tooBig = Yii::t('yii', '{attribute} is too big (maximum is {max}).'); |
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$tooBig = strtr($tooBig, array( |
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'{attribute}' => $label, |
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'{max}' => $this->max, |
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)); |
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if (($tooSmall = $this->tooSmall) === null) |
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$tooSmall = Yii::t('yii', '{attribute} is too small (minimum is {min}).'); |
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$tooSmall = strtr($tooSmall, array( |
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'{attribute}' => $label, |
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'{min}' => $this->min, |
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)); |
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$pattern = $this->integerOnly ? $this->integerPattern : $this->numberPattern; |
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$js = " |
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if(!value.match($pattern)) { |
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messages.push(" . CJSON::encode($message) . "); |
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} |
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"; |
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if ($this->min !== null) |
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{ |
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$js .= " |
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if(value< {$this->min}) { |
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messages.push(" . CJSON::encode($tooSmall) . "); |
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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> {$this->max}) { |
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messages.push(" . CJSON::encode($tooBig) . "); |
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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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