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<?php |
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/* |
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* WellCommerce Open-Source E-Commerce Platform |
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* |
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* This file is part of the WellCommerce package. |
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* |
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* (c) Adam Piotrowski <[email protected]> |
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* |
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* For the full copyright and license information, |
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* please view the LICENSE file that was distributed with this source code. |
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*/ |
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namespace WellCommerce\Bundle\CatalogBundle\Controller\Admin; |
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use Symfony\Component\HttpFoundation\JsonResponse; |
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use Symfony\Component\HttpFoundation\Request; |
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use Symfony\Component\HttpFoundation\Response; |
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use WellCommerce\Bundle\CatalogBundle\Manager\AttributeManager; |
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use WellCommerce\Bundle\CoreBundle\Controller\Admin\AbstractAdminController; |
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/** |
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* Class AttributeController |
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* |
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* @author Adam Piotrowski <[email protected]> |
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*/ |
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class AttributeController extends AbstractAdminController |
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{ |
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/** |
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* Ajax action for listing attributes in variants editor |
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* |
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* @param Request $request |
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* |
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* @return Response |
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*/ |
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public function ajaxIndexAction(Request $request): Response |
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{ |
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if (!$request->isXmlHttpRequest()) { |
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return $this->redirectToAction('index'); |
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} |
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$attributeGroupId = (int)$request->request->get('id'); |
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$attributeGroup = $this->getManager()->findAttributeGroup($attributeGroupId); |
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return $this->jsonResponse([ |
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'attributes' => $this->getManager()->getRepository()->getAttributeSet($attributeGroup), |
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]); |
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} |
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/** |
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* Adds new attribute value using ajax request |
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* |
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* @param Request $request |
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* |
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* @return Response |
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*/ |
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public function ajaxAddAction(Request $request): Response |
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{ |
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if (!$request->isXmlHttpRequest()) { |
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return $this->redirectToAction('index'); |
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} |
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$attributeName = $request->request->get('name'); |
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$attributeGroupId = (int)$request->request->get('set'); |
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try { |
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$attribute = $this->getManager()->createAttribute($attributeName, $attributeGroupId); |
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return $this->jsonResponse([ |
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'id' => $attribute->getId(), |
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]); |
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} catch (\Exception $e) { |
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return $this->jsonResponse([ |
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'error' => $e->getMessage(), |
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]); |
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} |
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} |
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public function ajaxGenerateCartesianAction(Request $request): JsonResponse |
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{ |
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$attributes = $request->request->get('attributes'); |
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$attributesMap = []; |
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foreach ($attributes as $attribute) { |
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$attributesMap[$attribute['attribute']][] = $attribute['value']; |
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} |
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$variantsCombinations = $this->generateCartesianProduct($attributesMap); |
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return $this->jsonResponse([ |
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'variants' => $variantsCombinations, |
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]); |
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} |
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protected function getManager(): AttributeManager |
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{ |
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return parent::getManager(); |
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} |
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private function generateCartesianProduct(array $input): array |
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{ |
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$result = []; |
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while (list($key, $values) = each($input)) { |
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if (empty($values)) { |
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continue; |
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} |
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if (empty($result)) { |
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foreach ($values as $value) { |
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$result[] = [$key => $value]; |
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} |
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} else { |
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$append = []; |
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foreach ($result as &$product) { |
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$product[$key] = array_shift($values); |
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$copy = $product; |
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foreach ($values as $item) { |
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$copy[$key] = $item; |
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$append[] = $copy; |
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} |
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array_unshift($values, $product[$key]); |
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} |
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$result = array_merge($result, $append); |
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} |
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} |
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return $result; |
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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: