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| 1 | +<?php |
| 2 | +/** |
| 3 | + * Copyright © Magento, Inc. All rights reserved. |
| 4 | + * See COPYING.txt for license details. |
| 5 | + */ |
| 6 | +declare(strict_types=1); |
| 7 | + |
| 8 | +namespace Magento\CmsGraphQl\Model\Resolver; |
| 9 | + |
| 10 | +use Magento\CmsGraphQl\Model\Resolver\DataProvider\Block as BlockDataProvider; |
| 11 | +use Magento\Framework\Exception\NoSuchEntityException; |
| 12 | +use Magento\Framework\GraphQl\Config\Element\Field; |
| 13 | +use Magento\Framework\GraphQl\Exception\GraphQlInputException; |
| 14 | +use Magento\Framework\GraphQl\Exception\GraphQlNoSuchEntityException; |
| 15 | +use Magento\Framework\GraphQl\Query\Resolver\Value; |
| 16 | +use Magento\Framework\GraphQl\Query\Resolver\ValueFactory; |
| 17 | +use Magento\Framework\GraphQl\Query\ResolverInterface; |
| 18 | +use Magento\Framework\GraphQl\Schema\Type\ResolveInfo; |
| 19 | + |
| 20 | +/** |
| 21 | + * CMS blocks field resolver, used for GraphQL request processing |
| 22 | + */ |
| 23 | +class Blocks implements ResolverInterface |
| 24 | +{ |
| 25 | + /** |
| 26 | + * @var BlockDataProvider |
| 27 | + */ |
| 28 | + private $blockDataProvider; |
| 29 | + |
| 30 | + /** |
| 31 | + * @var ValueFactory |
| 32 | + */ |
| 33 | + private $valueFactory; |
| 34 | + |
| 35 | + /** |
| 36 | + * @param BlockDataProvider $blockDataProvider |
| 37 | + * @param ValueFactory $valueFactory |
| 38 | + */ |
| 39 | + public function __construct( |
| 40 | + BlockDataProvider $blockDataProvider, |
| 41 | + ValueFactory $valueFactory |
| 42 | + ) { |
| 43 | + $this->blockDataProvider = $blockDataProvider; |
| 44 | + $this->valueFactory = $valueFactory; |
| 45 | + } |
| 46 | + |
| 47 | + /** |
| 48 | + * @inheritdoc |
| 49 | + */ |
| 50 | + public function resolve( |
| 51 | + Field $field, |
| 52 | + $context, |
| 53 | + ResolveInfo $info, |
| 54 | + array $value = null, |
| 55 | + array $args = null |
| 56 | + ) : Value { |
| 57 | + |
| 58 | + $result = function () use ($args) { |
| 59 | + $blockIdentifiers = $this->getBlockIdentifiers($args); |
| 60 | + $blocksData = $this->getBlocksData($blockIdentifiers); |
| 61 | + |
| 62 | + $resultData = [ |
| 63 | + 'items' => $blocksData, |
| 64 | + ]; |
| 65 | + return $resultData; |
| 66 | + }; |
| 67 | + return $this->valueFactory->create($result); |
| 68 | + } |
| 69 | + |
| 70 | + /** |
| 71 | + * @param array $args |
| 72 | + * @return string[] |
| 73 | + * @throws GraphQlInputException |
| 74 | + */ |
| 75 | + private function getBlockIdentifiers(array $args): array |
| 76 | + { |
| 77 | + if (!isset($args['identifiers']) || !is_array($args['identifiers']) || count($args['identifiers']) === 0) { |
| 78 | + throw new GraphQlInputException(__('"identifiers" of CMS blocks should be specified')); |
| 79 | + } |
| 80 | + |
| 81 | + return $args['identifiers']; |
| 82 | + } |
| 83 | + |
| 84 | + /** |
| 85 | + * @param array $blockIdentifiers |
| 86 | + * @return array |
| 87 | + * @throws GraphQlNoSuchEntityException |
| 88 | + */ |
| 89 | + private function getBlocksData(array $blockIdentifiers): array |
| 90 | + { |
| 91 | + $blocksData = []; |
| 92 | + try { |
| 93 | + foreach ($blockIdentifiers as $blockIdentifier) { |
| 94 | + $blocksData[$blockIdentifier] = $this->blockDataProvider->getData($blockIdentifier); |
| 95 | + } |
| 96 | + } catch (NoSuchEntityException $e) { |
| 97 | + throw new GraphQlNoSuchEntityException(__($e->getMessage()), $e); |
| 98 | + } |
| 99 | + return $blocksData; |
| 100 | + } |
| 101 | +} |
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