moodle-bulk_update_availability.php

<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * CLI script to bulk update availability conditions.
 *
 * @package    core
 * @subpackage cli
 * @copyright  2020 Daniel Neis Araujo <danielneis@gmail.com>
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

define('CLI_SCRIPT', true);

require(__DIR__ . '/../../config.php');
require_once($CFG->libdir . '/clilib.php');
require_once($CFG->libdir . '/gradelib.php');
require_once($CFG->dirroot . '/course/lib.php');
require_once($CFG->dirroot . '/course/modlib.php');

$courses = $DB->get_records('course', []);

$USER = get_admin();

$newdate = strtotime('2020-12-31 23:55');

foreach ($courses as $course) {

    $coursemods = get_course_mods($course->id);

    foreach ($coursemods as $cm) {

        $cm = get_coursemodule_from_id('', $cm->id, 0, false, MUST_EXIST);

        list($cm, $context, $module, $moduleinfo, $cw) = get_moduleinfo_data($cm, $course);

        // Attempt to include module library before we make any changes to DB.
        include_modulelib($moduleinfo->modulename);

        $moduleinfo->course = $course->id;
        $moduleinfo = set_moduleinfo_defaults($moduleinfo);

        if (!empty($course->groupmodeforce) or !isset($moduleinfo->groupmode)) {
            $moduleinfo->groupmode = $cm->groupmode; // Keep original.
        }

        if (!empty($CFG->enableavailability)) {
            if (property_exists($moduleinfo, 'availabilityconditionsjson')) {
                if ($moduleinfo->availabilityconditionsjson !== '') {
                    $decoded = json_decode($moduleinfo->availabilityconditionsjson);
                    if ($decoded) {
                        foreach ($decoded->c as $condition) {
                            if (($condition->type == 'date') && ($condition->d == '<')) {
                                $condition->t = $newdate;
                            }
                        }
                        $cm->availability = json_encode($decoded);
                    } else {
                        $cm->availability = null;
                    }
                } else {
                    $cm->availability = null;
                }
            } else if (property_exists($moduleinfo, 'availability')) {
                $cm->availability = $moduleinfo->availability;
            }
            // If there is any availability data, verify it.
            if ($cm->availability) {
                $tree = new \core_availability\tree(json_decode($cm->availability));
                // Save time and database space by setting null if the only data
                // is an empty tree.
                if ($tree->is_empty()) {
                    $cm->availability = null;
                }
            }
        }
        $DB->update_record('course_modules', $cm);

        $modcontext = context_module::instance($moduleinfo->coursemodule);

        $cm->name = $moduleinfo->name;
        \core\event\course_module_updated::create_from_cm($cm, $modcontext)->trigger();

        $moduleinfo = edit_module_post_actions($moduleinfo, $course);
    }
}