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<?php |
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/** |
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* TechDivision\Import\Product\Observers\LastEntityAndRowIdObserver |
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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 2016 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-product |
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* @link http://www.techdivision.com |
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*/ |
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namespace TechDivision\Import\Product\Ee\Observers; |
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use TechDivision\Import\Product\Ee\Utils\MemberNames; |
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use TechDivision\Import\Product\Observers\LastEntityIdObserver; |
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/** |
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* Observer that pre-loads the entity ID of the product with the SKU found in the CSV file. |
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* |
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* @author Tim Wagner <[email protected]> |
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* @copyright 2016 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-product |
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* @link http://www.techdivision.com |
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*/ |
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class LastEntityAndRowIdObserver extends LastEntityIdObserver |
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{ |
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/** |
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* Temporarily persist's the IDs of the passed product. |
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* |
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* @param array $product The product to temporarily persist the IDs for |
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* |
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* @return void |
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*/ |
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protected function setIds(array $product) |
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{ |
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// pass the product to the parent method |
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parent::setIds($product); |
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// temporarily persist the row ID |
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$this->setLastRowId($product[MemberNames::ROW_ID]); |
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} |
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/** |
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* Set's the row ID of the product that has been created recently. |
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* |
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* @param string $rowId The row ID |
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* |
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* @return void |
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*/ |
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protected function setLastRowId($rowId) |
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{ |
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$this->getSubject()->setLastRowId($rowId); |
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} |
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} |
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Let’s take a look at an example:
In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different implementation of User which does not have a getDisplayName() method, the code will break.
Available Fixes
Change the type-hint for the parameter:
Add an additional type-check:
Add the method to the interface: