Sindbad~EG File Manager

<?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/>.

/**
 * Index pulse.
 *
 * @package   mod_pulse
 * @copyright 2021, bdecent gmbh bdecent.de
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

require_once("../../config.php");

$id = optional_param('id', 1, PARAM_INT);    // Course Module ID.

$PAGE->set_url('/mod/pulse/index.php', array('id' => $id));
if (!$cm = get_coursemodule_from_id('pulse', $id)) {
    throw new moodle_exception('invalidcoursemodule');
}

if (!$course = $DB->get_record("course", array("id" => $cm->course))) {
    throw new moodle_exception('coursemisconf');
}

if (!$pulse = $DB->get_record("pulse", array("id" => $cm->instance))) {
    throw new moodle_exception('invalidcoursemodule');
}


require_login($course, true, $cm);

redirect("$CFG->wwwroot/course/view.php?id=$course->id");