119 lines
3.2 KiB
PHP
119 lines
3.2 KiB
PHP
<?php
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/**
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* @copyright 2017 Joas Schilling <coding@schilljs.com>
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*
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* @author Joas Schilling <coding@schilljs.com>
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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\DAV\Migration;
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use OCA\DAV\CalDAV\CalDavBackend;
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use OCP\DB\QueryBuilder\IQueryBuilder;
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use OCP\IDBConnection;
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use OCP\ILogger;
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use OCP\Migration\IOutput;
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use OCP\Migration\IRepairStep;
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use Sabre\VObject\InvalidDataException;
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class CalDAVRemoveEmptyValue implements IRepairStep {
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/** @var IDBConnection */
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private $db;
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/** @var CalDavBackend */
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private $calDavBackend;
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/** @var ILogger */
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private $logger;
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/**
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* @param IDBConnection $db
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* @param CalDavBackend $calDavBackend
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* @param ILogger $logger
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*/
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public function __construct(IDBConnection $db, CalDavBackend $calDavBackend, ILogger $logger) {
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$this->db = $db;
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$this->calDavBackend = $calDavBackend;
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$this->logger = $logger;
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}
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public function getName() {
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return 'Fix broken values of calendar objects';
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}
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public function run(IOutput $output) {
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$pattern = ';VALUE=:';
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$count = $warnings = 0;
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$objects = $this->getInvalidObjects($pattern);
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$output->startProgress(count($objects));
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foreach ($objects as $row) {
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$calObject = $this->calDavBackend->getCalendarObject((int)$row['calendarid'], $row['uri']);
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$data = preg_replace('/' . $pattern . '/', ':', $calObject['calendardata']);
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if ($data !== $calObject['calendardata']) {
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$output->advance();
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try {
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$this->calDavBackend->getDenormalizedData($data);
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} catch (InvalidDataException $e) {
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$this->logger->info('Calendar object for calendar {cal} with uri {uri} still invalid', [
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'app' => 'dav',
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'cal' => (int)$row['calendarid'],
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'uri' => $row['uri'],
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]);
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$warnings++;
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continue;
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}
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$this->calDavBackend->updateCalendarObject((int)$row['calendarid'], $row['uri'], $data);
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$count++;
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}
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}
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$output->finishProgress();
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if ($warnings > 0) {
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$output->warning(sprintf('%d events could not be updated, see log file for more information', $warnings));
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}
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if ($count > 0) {
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$output->info(sprintf('Updated %d events', $count));
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}
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}
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protected function getInvalidObjects($pattern) {
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$query = $this->db->getQueryBuilder();
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$query->select(['calendarid', 'uri'])
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->from('calendarobjects')
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->where($query->expr()->like(
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'calendardata',
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$query->createNamedParameter(
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'%' . $this->db->escapeLikeParameter($pattern) . '%',
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IQueryBuilder::PARAM_STR
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),
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IQueryBuilder::PARAM_STR
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));
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$result = $query->execute();
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$rows = $result->fetchAll();
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$result->closeCursor();
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return $rows;
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}
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}
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