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99 lines
3.3 KiB
99 lines
3.3 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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* RequiredValidator validates that the specified attribute does not have null or empty value. |
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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 RequiredValidator extends Validator |
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{ |
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/** |
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* @var mixed the desired value that the attribute must have. |
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* If this is null, the validator will validate that the specified attribute is not empty. |
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* If this is set as a value that is not null, the validator will validate that |
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* the attribute has a value that is the same as this property value. |
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* Defaults to null. |
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* @see strict |
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*/ |
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public $requiredValue; |
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/** |
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* @var boolean whether the comparison between the attribute value and [[requiredValue]] is strict. |
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* When this is true, both the values and types must match. |
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* Defaults to false, meaning only the values need to match. |
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* Note that when [[requiredValue]] is null, if this property is true, the validator will check |
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* if the attribute value is null; If this property is false, the validator will call [[isEmpty]] |
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* to check if the attribute value is empty. |
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*/ |
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public $strict = 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 \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 ($this->requiredValue === null) { |
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if ($this->strict && $value === null || !$this->strict && $this->isEmpty($value, true)) { |
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$message = ($this->message !== null) ? $this->message : \Yii::t('yii|{attribute} cannot be blank.'); |
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$this->addError($object, $attribute, $message); |
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} |
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} else { |
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if (!$this->strict && $value != $this->requiredValue || $this->strict && $value !== $this->requiredValue) { |
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$message = ($this->message !== null) ? $this->message : \Yii::t('yii|{attribute} must be "{requiredValue}".'); |
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$this->addError($object, $attribute, $message, array( |
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'{requiredValue}' => $this->requiredValue, |
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)); |
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} |
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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 $attribute the name of the attribute to be validated. |
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* @return string the client-side validation script. |
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*/ |
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public function clientValidateAttribute($object, $attribute) |
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{ |
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$message = $this->message; |
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if ($this->requiredValue !== null) { |
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if ($message === null) { |
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$message = \Yii::t('yii|{attribute} must be "{requiredValue}".'); |
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} |
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$message = strtr($message, array( |
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'{attribute}' => $object->getAttributeLabel($attribute), |
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'{value}' => $object->$attribute, |
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'{requiredValue}' => $this->requiredValue, |
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)); |
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return " |
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if (value != " . json_encode($this->requiredValue) . ") { |
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messages.push(" . json_encode($message) . "); |
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} |
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"; |
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} else { |
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if ($message === null) { |
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$message = \Yii::t('yii|{attribute} cannot be blank.'); |
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} |
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$message = strtr($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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return " |
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if($.trim(value) == '') { |
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messages.push(" . json_encode($message) . "); |
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} |
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"; |
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} |
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} |
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}
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