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<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2020, Georg Ehrke
*
* @author Georg Ehrke <oc.list@georgehrke.com>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OCA\UserStatus\Db;
use OCP\AppFramework\Db\QBMapper;
use OCP\DB\QueryBuilder\IQueryBuilder;
use OCP\IDBConnection;
use OCP\UserStatus\IUserStatus;
/**
* @template-extends QBMapper<UserStatus>
*/
class UserStatusMapper extends QBMapper {
/**
* @param IDBConnection $db
*/
public function __construct(IDBConnection $db) {
parent::__construct($db, 'user_status');
}
/**
* @param int|null $limit
* @param int|null $offset
* @return UserStatus[]
*/
public function findAll(?int $limit = null, ?int $offset = null):array {
$qb = $this->db->getQueryBuilder();
$qb
->select('*')
->from($this->tableName);
if ($limit !== null) {
$qb->setMaxResults($limit);
}
if ($offset !== null) {
$qb->setFirstResult($offset);
}
return $this->findEntities($qb);
}
/**
* @param int|null $limit
* @param int|null $offset
* @return array
*/
public function findAllRecent(?int $limit = null, ?int $offset = null): array {
$qb = $this->db->getQueryBuilder();
$qb
->select('*')
->from($this->tableName)
->orderBy('status_timestamp', 'DESC')
->where($qb->expr()->notIn('status', $qb->createNamedParameter([IUserStatus::ONLINE, IUserStatus::AWAY, IUserStatus::OFFLINE], IQueryBuilder::PARAM_STR_ARRAY)))
->orWhere($qb->expr()->isNotNull('message_id'))
->orWhere($qb->expr()->isNotNull('custom_icon'))
->orWhere($qb->expr()->isNotNull('custom_message'));
if ($limit !== null) {
$qb->setMaxResults($limit);
}
if ($offset !== null) {
$qb->setFirstResult($offset);
}
return $this->findEntities($qb);
}
/**
* @param string $userId
* @return UserStatus
* @throws \OCP\AppFramework\Db\DoesNotExistException
*/
public function findByUserId(string $userId, bool $isBackup = false):UserStatus {
$qb = $this->db->getQueryBuilder();
$qb
->select('*')
->from($this->tableName)
->where($qb->expr()->eq('user_id', $qb->createNamedParameter($isBackup ? '_' . $userId : $userId, IQueryBuilder::PARAM_STR)));
return $this->findEntity($qb);
}
/**
* @param array $userIds
* @return array
*/
public function findByUserIds(array $userIds): array {
$qb = $this->db->getQueryBuilder();
$qb
->select('*')
->from($this->tableName)
->where($qb->expr()->in('user_id', $qb->createNamedParameter($userIds, IQueryBuilder::PARAM_STR_ARRAY)));
return $this->findEntities($qb);
}
/**
* @param int $olderThan
* @param int $now
*/
public function clearStatusesOlderThan(int $olderThan, int $now): void {
$qb = $this->db->getQueryBuilder();
$qb->update($this->tableName)
->set('status', $qb->createNamedParameter(IUserStatus::OFFLINE))
->set('is_user_defined', $qb->createNamedParameter(false, IQueryBuilder::PARAM_BOOL))
->set('status_timestamp', $qb->createNamedParameter($now, IQueryBuilder::PARAM_INT))
->where($qb->expr()->lte('status_timestamp', $qb->createNamedParameter($olderThan, IQueryBuilder::PARAM_INT)))
->andWhere($qb->expr()->neq('status', $qb->createNamedParameter(IUserStatus::OFFLINE)))
->andWhere($qb->expr()->orX(
$qb->expr()->eq('is_user_defined', $qb->createNamedParameter(false, IQueryBuilder::PARAM_BOOL), IQueryBuilder::PARAM_BOOL),
$qb->expr()->eq('status', $qb->createNamedParameter(IUserStatus::ONLINE))
));
$qb->execute();
}
/**
* Clear all statuses older than a given timestamp
*
* @param int $timestamp
*/
public function clearMessagesOlderThan(int $timestamp): void {
$qb = $this->db->getQueryBuilder();
$qb->update($this->tableName)
->set('message_id', $qb->createNamedParameter(null))
->set('custom_icon', $qb->createNamedParameter(null))
->set('custom_message', $qb->createNamedParameter(null))
->set('clear_at', $qb->createNamedParameter(null))
->where($qb->expr()->isNotNull('clear_at'))
->andWhere($qb->expr()->lte('clear_at', $qb->createNamedParameter($timestamp, IQueryBuilder::PARAM_INT)));
$qb->execute();
}
/**
* Deletes a user status so we can restore the backup
*
* @param string $userId
* @param string $messageId
* @param string $status
* @return bool True if an entry was deleted
*/
public function deleteCurrentStatusToRestoreBackup(string $userId, string $messageId, string $status): bool {
$qb = $this->db->getQueryBuilder();
$qb->delete($this->tableName)
->where($qb->expr()->eq('user_id', $qb->createNamedParameter($userId)))
->andWhere($qb->expr()->eq('message_id', $qb->createNamedParameter($messageId)))
->andWhere($qb->expr()->eq('status', $qb->createNamedParameter($status)))
->andWhere($qb->expr()->eq('is_backup', $qb->createNamedParameter(false, IQueryBuilder::PARAM_BOOL)));
return $qb->executeStatement() > 0;
}
public function deleteByIds(array $ids): void {
$qb = $this->db->getQueryBuilder();
$qb->delete($this->tableName)
->where($qb->expr()->in('id', $qb->createNamedParameter($ids, IQueryBuilder::PARAM_INT_ARRAY)));
$qb->executeStatement();
}
/**
* @param string $userId
* @return bool
* @throws \OCP\DB\Exception
*/
public function createBackupStatus(string $userId): bool {
// Prefix user account with an underscore because user_id is marked as unique
// in the table. Starting a username with an underscore is not allowed so this
// shouldn't create any trouble.
$qb = $this->db->getQueryBuilder();
$qb->update($this->tableName)
->set('is_backup', $qb->createNamedParameter(true, IQueryBuilder::PARAM_BOOL))
->set('user_id', $qb->createNamedParameter('_' . $userId))
->where($qb->expr()->eq('user_id', $qb->createNamedParameter($userId)));
return $qb->executeStatement() > 0;
}
public function restoreBackupStatuses(array $ids): void {
$qb = $this->db->getQueryBuilder();
$qb->update($this->tableName)
->set('is_backup', $qb->createNamedParameter(false, IQueryBuilder::PARAM_BOOL))
->set('user_id', $qb->func()->substring('user_id', $qb->createNamedParameter(2, IQueryBuilder::PARAM_INT)))
->where($qb->expr()->in('id', $qb->createNamedParameter($ids, IQueryBuilder::PARAM_INT_ARRAY)));
$qb->executeStatement();
}
}
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