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<?php |
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namespace Wallabag\CoreBundle\Repository; |
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use Doctrine\ORM\EntityRepository; |
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use Doctrine\ORM\QueryBuilder; |
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use Wallabag\CoreBundle\Entity\Tag; |
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class TagRepository extends EntityRepository |
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{ |
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/** |
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* Count all tags per user. |
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* |
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* @param int $userId |
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* @param int $cacheLifeTime Duration of the cache for this query |
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* |
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* @return int |
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*/ |
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public function countAllTags($userId, $cacheLifeTime = null) |
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{ |
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$query = $this->createQueryBuilder('t') |
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->select('t.slug') |
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->leftJoin('t.entries', 'e') |
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->where('e.user = :userId')->setParameter('userId', $userId) |
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->groupBy('t.slug') |
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->getQuery(); |
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if (null !== $cacheLifeTime) { |
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$query->useQueryCache(true); |
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$query->useResultCache(true); |
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$query->setResultCacheLifetime($cacheLifeTime); |
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} |
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return \count($query->getArrayResult()); |
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} |
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/** |
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* Find all tags per user. |
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* Instead of just left joined on the Entry table, we select only id and group by id to avoid tag multiplication in results. |
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* Once we have all tags id, we can safely request them one by one. |
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* This'll still be fastest than the previous query. |
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* |
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* @param int $userId |
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* |
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* @return array |
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*/ |
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public function findAllTags($userId) |
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{ |
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$ids = $this->getQueryBuilderByUser($userId) |
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->select('t.id') |
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->getQuery() |
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->getArrayResult(); |
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$tags = []; |
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foreach ($ids as $id) { |
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$tags[] = $this->find($id); |
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} |
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return $tags; |
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} |
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/** |
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* Find all tags (flat) per user with nb entries. |
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* |
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* @param int $userId |
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* |
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* @return array |
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*/ |
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public function findAllFlatTagsWithNbEntries($userId) |
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{ |
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return $this->getQueryBuilderByUser($userId) |
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->select('t.id, t.label, t.slug, count(e.id) as nbEntries') |
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->distinct(true) |
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->getQuery() |
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->getArrayResult(); |
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} |
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public function findByLabelsAndUser($labels, $userId) |
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{ |
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$qb = $this->getQueryBuilderByUser($userId) |
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->select('t.id'); |
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$ids = $qb->andWhere($qb->expr()->in('t.label', $labels)) |
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->getQuery() |
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->getArrayResult(); |
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$tags = []; |
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foreach ($ids as $id) { |
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$tags[] = $this->find($id); |
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} |
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return $tags; |
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} |
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/** |
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* Used only in test case to get a tag for our entry. |
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* |
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* @return Tag |
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*/ |
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public function findOneByEntryAndTagLabel($entry, $label) |
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{ |
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return $this->createQueryBuilder('t') |
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->leftJoin('t.entries', 'e') |
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->where('e.id = :entryId')->setParameter('entryId', $entry->getId()) |
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->andWhere('t.label = :label')->setParameter('label', $label) |
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->setMaxResults(1) |
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->getQuery() |
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->getSingleResult(); |
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} |
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public function findForArchivedArticlesByUser($userId) |
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{ |
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$ids = $this->getQueryBuilderByUser($userId) |
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->select('t.id') |
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->andWhere('e.isArchived = true') |
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->getQuery() |
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->getArrayResult(); |
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$tags = []; |
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foreach ($ids as $id) { |
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$tags[] = $this->find($id); |
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} |
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return $tags; |
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} |
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/** |
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* Retrieve a sorted list of tags used by a user. |
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* |
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* @param int $userId |
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* |
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* @return QueryBuilder |
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*/ |
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private function getQueryBuilderByUser($userId) |
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{ |
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return $this->createQueryBuilder('t') |
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->leftJoin('t.entries', 'e') |
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->where('e.user = :userId')->setParameter('userId', $userId) |
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->groupBy('t.id') |
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->orderBy('t.slug'); |
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} |
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} |
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wallabag /
wallabag
