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<?php |
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declare(strict_types=1); |
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/** |
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* @copyright Copyright (c) 2019 Joas Schilling <[email protected]> |
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* |
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* @license GNU AGPL version 3 or any later version |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as |
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* published by the Free Software Foundation, either version 3 of the |
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* License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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* |
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*/ |
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namespace OCA\AnnouncementCenter\Model; |
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use OCP\AppFramework\Db\DoesNotExistException; |
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use OCP\AppFramework\Db\Entity; |
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use OCP\AppFramework\Db\QBMapper; |
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use OCP\DB\QueryBuilder\IQueryBuilder; |
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use OCP\IDBConnection; |
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class AnnouncementMapper extends QBMapper { |
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public function __construct(IDBConnection $db) { |
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parent::__construct($db, 'announcements', Announcement::class); |
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} |
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/** |
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* @param int $id |
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* @return Announcement |
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* @throws DoesNotExistException |
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*/ |
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public function getById(int $id): Announcement { |
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$query = $this->db->getQueryBuilder(); |
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$query->select('*') |
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->from($this->getTableName()) |
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->where( |
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$query->expr()->eq('announcement_id', $query->createNamedParameter($id)) |
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); |
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return $this->findEntity($query); |
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} |
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/** |
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* Deletes an entity from the table |
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* @param Entity $entity the entity that should be deleted |
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* @return Entity the deleted entity |
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* @since 14.0.0 |
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*/ |
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public function delete(Entity $entity): Entity { |
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$qb = $this->db->getQueryBuilder(); |
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$qb->delete($this->tableName) |
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->where( |
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$qb->expr()->eq('announcement_id', $qb->createNamedParameter($entity->getId())) |
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); |
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$qb->execute(); |
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return $entity; |
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} |
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/** |
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* @param array $userGroups |
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* @param int $offsetId |
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* @return Announcement[] |
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*/ |
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public function getAnnouncements(array $userGroups, int $offsetId = 0): array { |
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$query = $this->db->getQueryBuilder(); |
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$query->select('a.announcement_id') |
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->from($this->getTableName(), 'a') |
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->orderBy('a.announcement_time', 'DESC') |
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->groupBy('a.announcement_id') |
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->setMaxResults(5); |
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if (!empty($userGroups)) { |
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$query->leftJoin('a', 'announcements_groups', 'ag', $query->expr()->eq( |
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'a.announcement_id', 'ag.announcement_id' |
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)) |
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->andWhere($query->expr()->in('ag.gid', $query->createNamedParameter($userGroups, IQueryBuilder::PARAM_STR_ARRAY))); |
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} |
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if ($offsetId > 0) { |
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$query->andWhere($query->expr()->lt('a.announcement_id', $query->createNamedParameter($offsetId, IQueryBuilder::PARAM_INT))); |
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} |
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$ids = []; |
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$result = $query->execute(); |
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while ($row = $result->fetch()) { |
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$ids[] = (int) $row['announcement_id']; |
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} |
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$result->closeCursor(); |
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if (empty($ids)) { |
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return []; |
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} |
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$query = $this->db->getQueryBuilder(); |
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$query->select('*') |
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->from('announcements') |
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->orderBy('announcement_time', 'DESC') |
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->where($query->expr()->in('announcement_id', $query->createNamedParameter($ids, IQueryBuilder::PARAM_INT_ARRAY))); |
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return $this->findEntities($query); |
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} |
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} |
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nextcloud /
announcementcenter
