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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle 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 General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Adhoc task handling fixing of events that have had their userid lost.
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*
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* @package core
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* @copyright 2021 onwards Simey Lameze <simey@moodle.com>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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namespace core\task;
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defined('MOODLE_INTERNAL') || die();
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/**
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* Class handling fixing of events that have had their userid lost.
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*
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* @package core
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* @copyright 2021 onwards Simey Lameze <simey@moodle.com>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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class calendar_fix_orphaned_events extends adhoc_task {
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/**
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* Run the task to recover the correct userid from the event.
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*
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* If the maximum number of records are updated, the task re-queues itself,
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* as there may be more events to be fixed.
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*/
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public function execute() {
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// Check for problematic upgrade steps and fix orphaned records.
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if ($this->update_events_wrong_userid_remaining()) {
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// There are orphaned events to be fixed.
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// The task will re-queue itself until all orphaned calendar events have been fixed.
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\core\task\manager::queue_adhoc_task(new calendar_fix_orphaned_events());
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}
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}
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/**
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* Execute the recovery of events that have been set with userid to zero.
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*
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* @return bool Whether there are more events to be fixed.
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*/
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protected function update_events_wrong_userid_remaining(): bool {
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global $CFG;
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require_once($CFG->libdir . '/db/upgradelib.php');
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// Default the max runtime to 60 seconds, unless overridden in config.php.
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$maxseconds = $CFG->calendareventsmaxseconds ?? MINSECS;
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// Orphaned events found, get those events so it can be recovered.
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$eventsinfo = upgrade_calendar_events_status();
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// Fix the orphaned events and returns if there are more events to be fixed.
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return upgrade_calendar_events_fix_remaining($eventsinfo, true, $maxseconds);
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}
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}
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