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<?php |
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/* |
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* This file is part of the API Platform project. |
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* |
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* (c) Kévin Dunglas <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace ApiPlatform\Core\DataProvider; |
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use ApiPlatform\Core\Exception\ResourceClassNotSupportedException; |
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/** |
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* Tries each configured data provider and returns the result of the first able to handle the resource class. |
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* |
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* @author Kévin Dunglas <[email protected]> |
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*/ |
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final class ChainItemDataProvider implements ItemDataProviderInterface |
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{ |
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private $dataProviders; |
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/** |
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* @param ItemDataProviderInterface[] $dataProviders |
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*/ |
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public function __construct(/* iterable */ $dataProviders) |
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{ |
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$this->dataProviders = $dataProviders; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getItem(string $resourceClass, $id, string $operationName = null, array $context = []) |
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{ |
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foreach ($this->dataProviders as $dataProvider) { |
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try { |
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if ($dataProvider instanceof RestrictedDataProviderInterface |
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&& !$dataProvider->supports($resourceClass, $operationName, $context)) { |
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continue; |
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} |
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$identifier = $id; |
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if (!$dataProvider instanceof DenormalizedIdentifiersAwareItemDataProviderInterface && $identifier && \is_array($identifier)) { |
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if (\count($identifier) > 1) { |
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@trigger_error(sprintf('Receiving "$id" as non-array in an item data provider is deprecated in 2.3 in favor of implementing "%s".', DenormalizedIdentifiersAwareItemDataProviderInterface::class), E_USER_DEPRECATED); |
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$identifier = http_build_query($identifier, '', ';'); |
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} else { |
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$identifier = current($identifier); |
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} |
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} |
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return $dataProvider->getItem($resourceClass, $identifier, $operationName, $context); |
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} catch (ResourceClassNotSupportedException $e) { |
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@trigger_error(sprintf('Throwing a "%s" is deprecated in favor of implementing "%s"', \get_class($e), RestrictedDataProviderInterface::class), E_USER_DEPRECATED); |
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continue; |
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} |
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} |
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return null; |
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} |
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} |
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api-platform /
core
