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<?php |
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/** |
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* @author Joas Schilling <[email protected]> |
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* |
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* @copyright Copyright (c) 2016, Joas Schilling <[email protected]> |
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* @license AGPL-3.0 |
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* |
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* This code 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, version 3, |
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* as published by the Free Software Foundation. |
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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, version 3, |
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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; |
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use OCP\DB\QueryBuilder\IQueryBuilder; |
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use OCP\IDBConnection; |
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class Manager { |
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/** @var IDBConnection */ |
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private $connection; |
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/** |
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* @param IDBConnection $connection |
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*/ |
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public function __construct(IDBConnection $connection){ |
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$this->connection = $connection; |
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} |
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/** |
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* @param string $subject |
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* @param string $message |
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* @param string $user |
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* @param int $time |
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* @param bool $parseStrings If the returned message should be parsed or not |
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* @return array |
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* @throws \InvalidArgumentException when the subject is empty or invalid |
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*/ |
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public function announce($subject, $message, $user, $time, $parseStrings = true) { |
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$subject = trim($subject); |
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$message = trim($message); |
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if (isset($subject[512])) { |
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throw new \InvalidArgumentException('Invalid subject', 1); |
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} |
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if ($subject === '') { |
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throw new \InvalidArgumentException('Invalid subject', 2); |
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} |
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$queryBuilder = $this->connection->getQueryBuilder(); |
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$queryBuilder->insert('announcements') |
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->values([ |
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'announcement_time' => $queryBuilder->createParameter('time'), |
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'announcement_user' => $queryBuilder->createParameter('user'), |
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'announcement_subject' => $queryBuilder->createParameter('subject'), |
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'announcement_message' => $queryBuilder->createParameter('message'), |
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]) |
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->setParameter('time', $time) |
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->setParameter('user', $user) |
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->setParameter('subject', $subject) |
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->setParameter('message', $message); |
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$queryBuilder->execute(); |
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$queryBuilder = $this->connection->getQueryBuilder(); |
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$query = $queryBuilder->select('*') |
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->from('announcements') |
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->where($queryBuilder->expr()->eq('announcement_time', $queryBuilder->createParameter('time'))) |
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->andWhere($queryBuilder->expr()->eq('announcement_user', $queryBuilder->createParameter('user'))) |
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->orderBy('announcement_id', 'DESC') |
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->setParameter('time', (int) $time) |
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->setParameter('user', $user); |
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$result = $query->execute(); |
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$row = $result->fetch(); |
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$result->closeCursor(); |
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return [ |
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'id' => (int) $row['announcement_id'], |
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'author' => $row['announcement_user'], |
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'time' => (int) $row['announcement_time'], |
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'subject' => ($parseStrings) ? $this->parseSubject($row['announcement_subject']) : $row['announcement_subject'], |
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'message' => ($parseStrings) ? $this->parseMessage($row['announcement_message']) : $row['announcement_message'], |
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]; |
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} |
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/** |
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* @param int $id |
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*/ |
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public function delete($id) { |
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$queryBuilder = $this->connection->getQueryBuilder(); |
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$queryBuilder->delete('announcements') |
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->where($queryBuilder->expr()->eq('announcement_id', $queryBuilder->createParameter('id'))) |
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->setParameter('id', (int) $id) |
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->execute(); |
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} |
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/** |
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* @param int $id |
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* @param bool $parseStrings |
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* @return array |
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* @throws \InvalidArgumentException when the id is invalid |
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*/ |
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public function getAnnouncement($id, $parseStrings = true) { |
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$queryBuilder = $this->connection->getQueryBuilder(); |
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$query = $queryBuilder->select('*') |
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->from('announcements') |
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->where($queryBuilder->expr()->eq('announcement_id', $queryBuilder->createParameter('id'))) |
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->setParameter('id', (int) $id); |
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$result = $query->execute(); |
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$row = $result->fetch(); |
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$result->closeCursor(); |
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if ($row === false) { |
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throw new \InvalidArgumentException('Invalid ID'); |
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} |
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return [ |
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'id' => (int) $row['announcement_id'], |
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'author' => $row['announcement_user'], |
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'time' => (int) $row['announcement_time'], |
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'subject' => ($parseStrings) ? $this->parseSubject($row['announcement_subject']) : $row['announcement_subject'], |
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'message' => ($parseStrings) ? $this->parseMessage($row['announcement_message']) : $row['announcement_message'], |
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]; |
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} |
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/** |
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* @param int $limit |
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* @param int $offset |
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* @param bool $parseStrings |
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* @return array |
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*/ |
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public function getAnnouncements($limit = 15, $offset = 0, $parseStrings = true) { |
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$queryBuilder = $this->connection->getQueryBuilder(); |
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$query = $queryBuilder->select('*') |
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->from('announcements') |
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->orderBy('announcement_time', 'DESC') |
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->setMaxResults($limit); |
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if ($offset > 0) { |
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$query->where($query->expr()->lt('announcement_id', $query->createNamedParameter($offset, IQueryBuilder::PARAM_INT))); |
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} |
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$result = $query->execute(); |
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$announcements = []; |
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while ($row = $result->fetch()) { |
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$announcements[] = [ |
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'id' => (int) $row['announcement_id'], |
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'author' => $row['announcement_user'], |
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'time' => (int) $row['announcement_time'], |
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'subject' => ($parseStrings) ? $this->parseSubject($row['announcement_subject']) : $row['announcement_subject'], |
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'message' => ($parseStrings) ? $this->parseMessage($row['announcement_message']) : $row['announcement_message'], |
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]; |
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} |
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$result->closeCursor(); |
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return $announcements; |
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} |
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/** |
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* @param string $message |
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* @return string |
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*/ |
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protected function parseMessage($message) { |
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return str_replace("\n", '<br />', str_replace(['<', '>'], ['<', '>'], $message)); |
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} |
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/** |
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* @param string $subject |
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* @return string |
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*/ |
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protected function parseSubject($subject) { |
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return str_replace("\n", ' ', str_replace(['<', '>'], ['<', '>'], $subject)); |
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} |
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} |
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nextcloud /
announcementcenter
