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<?php |
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namespace Kunstmaan\TaggingBundle\Entity; |
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use Doctrine\ORM\Query\Expr; |
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use Doctrine\ORM\Query\ResultSetMappingBuilder; |
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use DoctrineExtensions\Taggable\Taggable as BaseTaggable; |
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use DoctrineExtensions\Taggable\TagManager as BaseTagManager; |
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use Kunstmaan\NodeBundle\Entity\AbstractPage; |
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class TagManager extends BaseTagManager |
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{ |
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const TAGGING_HYDRATOR = 'taggingHydrator'; |
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/** |
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* @param BaseTaggable $resource |
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*/ |
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public function loadTagging(BaseTaggable $resource) |
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{ |
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if ($resource instanceof LazyLoadingTaggableInterface) { |
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$resource->setTagLoader(function (Taggable $taggable) { |
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parent::loadTagging($taggable); |
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}); |
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return; |
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} |
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parent::loadTagging($resource); |
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} |
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/** |
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* @param BaseTaggable $resource |
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*/ |
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public function saveTagging(BaseTaggable $resource) |
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{ |
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$tags = clone $resource->getTags(); |
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parent::saveTagging($resource); |
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if (count($tags) !== count($resource->getTags())) { |
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// parent::saveTagging uses getTags by reference and removes elements, so it ends up empty :-/ |
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// this causes all tags to be deleted when an entity is persisted more than once in a request |
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// Restore: |
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$this->replaceTags($tags->toArray(), $resource); |
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} |
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} |
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/** |
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* Gets all tags for the given taggable resource |
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* |
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* @param BaseTaggable $resource Taggable resource |
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* |
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* @return array |
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*/ |
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public function getTagging(BaseTaggable $resource) |
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{ |
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$em = $this->em; |
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$config = $em->getConfiguration(); |
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if (is_null($config->getCustomHydrationMode(self::TAGGING_HYDRATOR))) { |
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$config->addCustomHydrationMode(self::TAGGING_HYDRATOR, 'Doctrine\ORM\Internal\Hydration\ObjectHydrator'); |
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} |
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return $em |
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->createQueryBuilder() |
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->select('t') |
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->from($this->tagClass, 't') |
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->innerJoin('t.tagging', 't2', Expr\Join::WITH, 't2.resourceId = :id AND t2.resourceType = :type') |
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->setParameter('id', $resource->getTaggableId()) |
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->setParameter('type', $resource->getTaggableType()) |
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->getQuery() |
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->getResult(self::TAGGING_HYDRATOR); |
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} |
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/** |
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* @param $id |
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* |
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* @return mixed|null |
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* |
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* @throws \Doctrine\ORM\NonUniqueResultException |
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*/ |
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public function findById($id) |
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{ |
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if (!isset($id) || is_null($id)) { |
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return null; |
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} |
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$builder = $this->em->createQueryBuilder(); |
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$tag = $builder |
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->select('t') |
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->from($this->tagClass, 't') |
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->where($builder->expr()->eq('t.id', $id)) |
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->getQuery() |
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->getOneOrNullResult(); |
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return $tag; |
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} |
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/** |
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* @return array |
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*/ |
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public function findAll() |
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{ |
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$tagsRepo = $this->em->getRepository('KunstmaanTaggingBundle:Tag'); |
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return $tagsRepo->findAll(); |
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} |
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/** |
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* @param Taggable $item |
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* @param $class |
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* @param $locale |
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* @param int $nbOfItems |
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* |
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* @return array|null |
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*/ |
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public function findRelatedItems(Taggable $item, $class, $locale, $nbOfItems = 1) |
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{ |
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$instance = new $class(); |
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if (!($instance instanceof Taggable)) { |
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return null; |
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} |
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$em = $this->em; |
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$rsm = new ResultSetMappingBuilder($em); |
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$rsm->addRootEntityFromClassMetadata($class, 'i'); |
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$meta = $em->getClassMetadata($class); |
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$tableName = $meta->getTableName(); |
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$escapedClass = str_replace('\\', '\\\\', $class); |
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$query = <<<EOD |
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SELECT i.*, COUNT(i.id) as number |
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FROM {$tableName} i |
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LEFT JOIN kuma_taggings t |
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ON t.resource_id = i.id |
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AND t.resource_type = '{$instance->getTaggableType()}' |
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WHERE t.tag_id IN ( |
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SELECT tg.tag_id |
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FROM kuma_taggings tg |
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WHERE tg.resource_id = {$item->getId()} |
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AND tg.resource_type = '{$item->getTaggableType()}' |
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) |
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AND i.id <> {$item->getId()} |
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EOD; |
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if ($item instanceof AbstractPage) { |
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$query .= <<< EOD |
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AND i.id IN ( |
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SELECT nodeversion.refId |
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FROM kuma_nodes as node |
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INNER JOIN kuma_node_translations as nodetranslation |
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ON node.id = nodetranslation.node |
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AND nodetranslation.lang = '{$locale}' |
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INNER JOIN kuma_node_versions as nodeversion |
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ON nodetranslation.publicNodeVersion = nodeversion.id |
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AND nodeversion.refEntityname = '{$escapedClass}' |
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AND node.deleted = 0 |
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AND nodetranslation.online = 1 |
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) |
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EOD; |
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} |
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$query .= <<<EOD |
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GROUP BY |
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i.id |
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HAVING |
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number > 0 |
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ORDER BY |
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number DESC |
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LIMIT {$nbOfItems}; |
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EOD; |
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$items = $em->createNativeQuery($query, $rsm)->getResult(); |
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return $items; |
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} |
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} |
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This check looks for the generic type
array
as a return type and suggests a more specific type. This type is inferred from the actual code.