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<?php |
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/** |
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* This software package is licensed under AGPL or Commercial license. |
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* |
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* @package maslosoft/mangan |
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* @licence AGPL or Commercial |
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* @copyright Copyright (c) Piotr Masełkowski <[email protected]> |
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* @copyright Copyright (c) Maslosoft |
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* @copyright Copyright (c) Others as mentioned in code |
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* @link https://maslosoft.com/mangan/ |
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*/ |
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namespace Maslosoft\Mangan\Validators\BuiltIn; |
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use Maslosoft\Addendum\Interfaces\AnnotatedInterface; |
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use Maslosoft\Mangan\Criteria; |
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use Maslosoft\Mangan\Finder; |
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use Maslosoft\Mangan\Helpers\PkManager; |
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use Maslosoft\Mangan\Interfaces\Validators\ValidatorInterface; |
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use Maslosoft\Mangan\Meta\ManganMeta; |
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use Maslosoft\Mangan\ScenarioManager; |
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use Maslosoft\Mangan\Validators\Traits\AllowEmpty; |
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use Maslosoft\Mangan\Validators\Traits\Messages; |
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use Maslosoft\Mangan\Validators\Traits\OnScenario; |
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use Maslosoft\Mangan\Validators\Traits\Safe; |
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use Maslosoft\Mangan\Validators\Traits\SkipOnError; |
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/** |
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* UniqueValidator class file. |
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* |
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* @author Ianaré Sévi |
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* @author Florian Fackler <[email protected]> |
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* @link http://mintao.com |
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* @copyright Copyright (c) 2008-2010 Yii Software LLC |
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* @license New BSD license |
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*/ |
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/** |
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* UniqueValidator validates that the attribute value is unique in the corresponding database table. |
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* |
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* @author Florian Fackler <[email protected]> |
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* @version $Id$ |
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* @package system.validators |
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* @since 1.0 |
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*/ |
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class UniqueValidator implements ValidatorInterface |
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{ |
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use AllowEmpty, |
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SkipOnError, |
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Messages, |
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OnScenario, |
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Safe; |
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/** |
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* @var string the document class name that should be used to |
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* look for the attribute value being validated. Defaults to null, meaning using |
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* the class of the object currently being validated. |
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* |
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* @see attributeName |
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* @since 1.0.8 |
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*/ |
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public $className; |
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/** |
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* @var string the ActiveRecord class attribute name that should be |
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* used to look for the attribute value being validated. Defaults to null, |
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* meaning using the name of the attribute being validated. |
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* |
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* @see className |
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* @since 1.0.8 |
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*/ |
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public $attributeName; |
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/** |
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* @var array additional query criteria. This will be combined with the condition |
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* that checks if the attribute value exists in the corresponding table column. |
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* This array will be used to instantiate a {@link Criteria} object. |
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* @since 1.0.8 |
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*/ |
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public $criteria = []; |
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/** |
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* @Label('{attribute} "{value}" has already been taken') |
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* @var string |
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*/ |
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public $msgTaken = ''; |
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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 AnnotatedInterface $model the object being validated |
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* @param string $attribute the attribute being validated |
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* @return bool |
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*/ |
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public function isValid(AnnotatedInterface $model, $attribute) |
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{ |
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$value = $model->$attribute; |
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if ($this->allowEmpty && empty($value)) |
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{ |
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return true; |
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} |
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if(empty($this->className)) |
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{ |
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// NOTE: Clone model, as it's attribute value might |
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// depend on other attributes and could be |
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// corrupted by condition decorator in criteria. |
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// The clone is needed as scenario is changed later. |
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$compareModel = clone $model; |
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} |
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else |
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{ |
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$compareModel = new $this->className; |
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} |
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$criteria = new Criteria(null, $compareModel); |
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$criteria->addCond($attribute, '==', $value); |
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if ($this->criteria !== []) |
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{ |
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$criteria->mergeWith($this->criteria); |
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} |
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ScenarioManager::setScenario($compareModel, ValidatorInterface::ScenarioValidate); |
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$finder = new Finder($compareModel); |
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$found = $finder->find($criteria); |
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// Not found entirely |
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if (null === $found) |
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{ |
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return true; |
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} |
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// Same pk |
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if (PkManager::compare($found, $model)) |
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{ |
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return true; |
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} |
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$label = ManganMeta::create($model)->field($attribute)->label; |
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$this->addError('msgTaken', ['{attribute}' => $label, '{value}' => $value]); |
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return false; |
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} |
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} |
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Maslosoft /
Mangan
