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<?php |
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/** |
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* TechDivision\Import\Observers\EntityMergers\GenericCompositeEntityMerger |
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* |
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* NOTICE OF LICENSE |
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* |
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* This source file is subject to the Open Software License (OSL 3.0) |
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* that is available through the world-wide-web at this URL: |
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* http://opensource.org/licenses/osl-3.0.php |
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* |
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* PHP version 5 |
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* |
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* @author Tim Wagner <[email protected]> |
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* @copyright 2020 TechDivision GmbH <[email protected]> |
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* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0) |
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* @link https://github.com/techdivision/import |
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* @link http://www.techdivision.com |
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*/ |
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namespace TechDivision\Import\Observers\EntityMergers; |
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use TechDivision\Import\Observers\ObserverInterface; |
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/** |
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* A composite entity merger implementation. |
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* |
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* @author Tim Wagner <[email protected]> |
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* @copyright 2020 TechDivision GmbH <[email protected]> |
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* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0) |
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* @link https://github.com/techdivision/import |
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* @link http://www.techdivision.com |
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*/ |
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class GenericCompositeEntityMerger extends \ArrayObject implements EntityMergerInterface |
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{ |
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/** |
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* Merge's and return's the entity with the passed attributes. |
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* |
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* @param \TechDivision\Import\Observers\ObserverInterface $observer The observer instance to detect the state for |
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* @param array $entity The entity loaded from the database |
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* @param array $attr The entity data from the import file |
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* |
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* @return array The entity attributes that has to be merged |
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* @throws \InvalidArgumentException Is thrown, if one of the elements does not implement the expected interface |
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*/ |
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public function merge(ObserverInterface $observer, array $entity, array $attr) : array |
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{ |
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// invoke the entity mergers |
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foreach ($this as $key => $entityMerger) { |
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if ($entityMerger instanceof EntityMergerInterface) { |
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$attr = $entityMerger->merge($observer, $entity, $attr); |
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} else { |
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throw new \InvalidArgumentException( |
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sprintf('Element #%d doesn\'t implement expected interface "TechDivision\Import\Observers\EntityMergers\EntityMergerInterface"', $key) |
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); |
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} |
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} |
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// return the entity attributes that has to be merged |
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return $attr; |
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} |
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} |
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techdivision /
import
