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| 1 | +<?php |
| 2 | +/** |
| 3 | + * @license For full copyright and license information view LICENSE file distributed with this source code. |
| 4 | + */ |
| 5 | +namespace EzSystems\DemoBundle\QueryType; |
| 6 | + |
| 7 | +use eZ\Publish\API\Repository\Values\Content\Query; |
| 8 | +use eZ\Publish\Core\QueryType\OptionsResolverBasedQueryType; |
| 9 | +use eZ\Publish\API\Repository\Values\Content\Query\Criterion; |
| 10 | +use eZ\Publish\Core\QueryType\QueryType; |
| 11 | +use Symfony\Component\OptionsResolver\OptionsResolver; |
| 12 | +use eZ\Publish\API\Repository\Values\Content\Query\SortClause; |
| 13 | + |
| 14 | +/** |
| 15 | + * A QueryType that lists the blog_post within a blog_post Location. |
| 16 | + */ |
| 17 | +class BlogPostsQueryType extends OptionsResolverBasedQueryType implements QueryType |
| 18 | +{ |
| 19 | + /** |
| 20 | + * @var array |
| 21 | + */ |
| 22 | + private $languages; |
| 23 | + |
| 24 | + /** |
| 25 | + * @param array $languages List of languages blog posts must be searched in. |
| 26 | + */ |
| 27 | + public function __construct(array $languages = []) |
| 28 | + { |
| 29 | + $this->languages = $languages; |
| 30 | + } |
| 31 | + |
| 32 | + /** |
| 33 | + * Returns the QueryType name. |
| 34 | + * @return string |
| 35 | + */ |
| 36 | + public static function getName() |
| 37 | + { |
| 38 | + Return 'DemoBundle:BlogPosts'; |
| 39 | + } |
| 40 | + |
| 41 | + /** |
| 42 | + * Configures the OptionsResolver for the QueryType. |
| 43 | + * Example: |
| 44 | + * ```php |
| 45 | + * // type is required |
| 46 | + * $resolver->setRequired('type'); |
| 47 | + * // limit is optional, and has a default value of 10 |
| 48 | + * $resolver->setDefault('limit', 10); |
| 49 | + * ``` |
| 50 | + * |
| 51 | + * @param OptionsResolver $optionsResolver |
| 52 | + */ |
| 53 | + protected function configureOptions(OptionsResolver $optionsResolver) |
| 54 | + { |
| 55 | + $optionsResolver->setRequired('blogPathString'); |
| 56 | + |
| 57 | + } |
| 58 | + |
| 59 | + /** |
| 60 | + * Builds and returns the Query object. |
| 61 | + * The parameters array is processed with the OptionsResolver, meaning that it has been validated, and contains |
| 62 | + * the default values when applicable. |
| 63 | + * |
| 64 | + * @param array $parameters The QueryType parameters, pre-processed by the OptionsResolver |
| 65 | + * |
| 66 | + * @return Query |
| 67 | + */ |
| 68 | + protected function doGetQuery(array $parameters) |
| 69 | + { |
| 70 | + $languages = ['eng-GB']; |
| 71 | + |
| 72 | + $criteria = []; |
| 73 | + $criteria[] = new Criterion\Subtree($parameters['blogPathString']); |
| 74 | + $criteria[] = new Criterion\ContentTypeIdentifier(array('blog_post')); |
| 75 | + $criteria[] = new Criterion\LanguageCode($languages); |
| 76 | + |
| 77 | + $query = new Query(); |
| 78 | + $query->query = new Criterion\LogicalAnd($criteria); |
| 79 | + $query->sortClauses = array( |
| 80 | + new SortClause\Field('blog_post', 'publication_date', Query::SORT_DESC, $languages[0]), |
| 81 | + ); |
| 82 | + |
| 83 | + return $query; |
| 84 | + } |
| 85 | +} |
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