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<?php |
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namespace Wambo\Catalog\Mapper; |
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use Wambo\Catalog\Error\CatalogException; |
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use Wambo\Catalog\Model\Catalog; |
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/** |
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* Class CatalogMapper creates \Wambo\Model\Product models from catalog data |
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* |
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* @package Wambo\Mapper |
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*/ |
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class CatalogMapper |
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{ |
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/** |
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* @var ProductMapper |
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*/ |
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private $productMapper; |
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/** |
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* Creates a new instance of the CatalogMapper class. |
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* |
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* @param ProductMapper $productMapper A ProductMapper instance for converting unstructured product data to Product |
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* models |
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*/ |
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public function __construct(ProductMapper $productMapper) |
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{ |
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$this->productMapper = $productMapper; |
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} |
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/** |
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* Get a Catalog model from the an array of catalog data |
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* |
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* @param array $catalogData An array containing a product catalog |
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* |
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* @return Catalog |
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* |
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* @throws CatalogException If the catalog cannot be created |
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*/ |
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public function getCatalog(array $catalogData) |
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{ |
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/** @var array $skuIndex A list of all SKUs */ |
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$skuIndex = []; |
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/** @var array $slugIndex A list of all product slugs */ |
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$slugIndex = []; |
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$index = 1; |
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$products = []; |
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foreach ($catalogData as $catalogItem) { |
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try { |
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// convert the product data into a Product model |
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$product = $this->productMapper->getProduct($catalogItem); |
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// check for duplicate SKUs |
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$sku = strtolower($product->getSku()->__toString()); |
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if (array_key_exists($sku, $skuIndex)) { |
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throw new CatalogException(sprintf("Cannot add a second product with the SKU '%s' to the catalog", |
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$sku)); |
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} |
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$skuIndex[$sku] = 1; |
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// check for duplicate Slugs |
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$slug = strtolower($product->getSlug()->__toString()); |
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if (array_key_exists($slug, $slugIndex)) { |
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throw new CatalogException(sprintf("Cannot add a second product with the Slug '%s' to the catalog", |
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$slug)); |
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} |
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$slugIndex[$slug] = 1; |
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// add the product to the catalog |
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$products[] = $product; |
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} catch (\Exception $productException) { |
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throw new CatalogException(sprintf("Cannot convert catalog item %s into a product: %s", $index, |
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$productException->getMessage()), $productException); |
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} |
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$index++; |
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} |
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return new Catalog($products); |
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} |
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} |
wambo-co /
module-catalog
