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<?php |
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/** |
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* TechDivision\Import\Attribute\Observers\ClearAttributeObserver |
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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-attribute |
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* @link http://www.techdivision.com |
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*/ |
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namespace TechDivision\Import\Attribute\Observers; |
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use TechDivision\Import\Subjects\SubjectInterface; |
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use TechDivision\Import\Attribute\Utils\ColumnKeys; |
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use TechDivision\Import\Attribute\Utils\MemberNames; |
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use TechDivision\Import\Attribute\Services\AttributeBunchProcessorInterface; |
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/** |
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* Observer that removes the EAV attribute with the code 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-attribute |
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* @link http://www.techdivision.com |
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*/ |
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class ClearAttributeObserver extends AbstractAttributeImportObserver |
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{ |
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/** |
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* The attribute processor instance. |
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* |
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* @var \TechDivision\Import\Attribute\Services\AttributeBunchProcessorInterface |
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*/ |
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protected $attributeBunchProcessor; |
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/** |
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* Initializes the observer with the passed subject instance. |
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* |
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* @param \TechDivision\Import\Subjects\SubjectInterface $subject The observer's subject instance |
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* @param \TechDivision\Import\Attribute\Services\AttributeBunchProcessorInterface $attributeBunchProcessor The attribute bunch processor instance |
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*/ |
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public function __construct( |
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SubjectInterface $subject, |
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AttributeBunchProcessorInterface $attributeBunchProcessor |
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) { |
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// pass the subject through to the parend observer |
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parent::__construct($subject); |
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// initialize the attribute processor |
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$this->attributeBunchProcessor = $attributeBunchProcessor; |
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} |
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/** |
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* Process the observer's business logic. |
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* |
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* @return array The processed row |
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*/ |
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protected function process() |
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{ |
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// query whether or not, we've found a new EAV attribute code => means we've found a new attribute |
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if ($this->hasBeenProcessed($attributeCode = $this->getValue(ColumnKeys::ATTRIBUTE_CODE))) { |
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return; |
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} |
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// try to load the EAV attribute with the code found in the CSV file |
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$attribute = $this->loadAttributeByAttributeCode($attributeCode); |
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// delete the EAV attribute with the code found in the CSV file |
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$this->deleteAttribute(array(MemberNames::ATTRIBUTE_ID => $attribute[MemberNames::ATTRIBUTE_ID])); |
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// temporary persist the ID of the deleted attribute |
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$this->setLastAttributeId($attribute[MemberNames::ATTRIBUTE_ID]); |
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} |
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/** |
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* Return's the attribute bunch processor instance. |
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* |
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* @return \TechDivision\Import\Attribute\Services\AttributeBunchProcessorInterface The attribute bunch processor instance |
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*/ |
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protected function getAttributeBunchProcessor() |
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{ |
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return $this->attributeBunchProcessor; |
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} |
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/** |
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* Load's and return's the EAV attribute with the passed code. |
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* |
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* @param string $attributeCode The code of the EAV attribute to load |
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* |
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* @return array The EAV attribute |
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*/ |
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protected function loadAttributeByAttributeCode($attributeCode) |
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{ |
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return $this->getAttributeBunchProcessor()->loadAttributeByAttributeCode($attributeCode); |
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} |
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/** |
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* Delete's the EAV attribute with the passed attributes. |
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* |
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* @param array $row The attributes of the EAV attribute to delete |
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* @param string|null $name The name of the prepared statement that has to be executed |
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* |
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* @return void |
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*/ |
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protected function deleteAttribute($row, $name = null) |
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{ |
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$this->getAttributeBunchProcessor()->deleteAttribute($row, $name); |
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} |
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} |
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techdivision /
import-attribute
