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Long Term Support Release
<?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/>. /** * Admin-only code to delete a course utterly. * * @package core_course * @copyright 2002 onwards Martin Dougiamas (http://dougiamas.com) * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ require_once(__DIR__ . '/../config.php'); require_once($CFG->dirroot . '/course/lib.php'); require_once($CFG->dirroot . '/backup/util/includes/backup_includes.php'); $id = required_param('id', PARAM_INT); // Course ID. $delete = optional_param('delete', '', PARAM_ALPHANUM); // Confirmation hash. $course = $DB->get_record('course', array('id' => $id), '*', MUST_EXIST); $coursecontext = context_course::instance($course->id); require_login(); if ($SITE->id == $course->id || !can_delete_course($id)) { // Can not delete frontpage or don't have permission to delete the course. throw new \moodle_exception('cannotdeletecourse'); } $categorycontext = context_coursecat::instance($course->category); $PAGE->set_url('/course/delete.php', array('id' => $id)); $PAGE->set_context($categorycontext); $PAGE->set_pagelayout('admin'); navigation_node::override_active_url(new moodle_url('/course/management.php', array('categoryid'=>$course->category))); $courseshortname = format_string($course->shortname, true, array('context' => $coursecontext)); $coursefullname = format_string($course->fullname, true, array('context' => $coursecontext)); $categoryurl = new moodle_url('/course/management.php', array('categoryid' => $course->category)); // Check if we've got confirmation. if ($delete === md5($course->timemodified)) { // We do - time to delete the course. require_sesskey(); $strdeletingcourse = get_string("deletingcourse", "", $courseshortname); $PAGE->navbar->add($strdeletingcourse); $PAGE->set_title($strdeletingcourse); $PAGE->set_heading($SITE->fullname); echo $OUTPUT->header(); echo $OUTPUT->heading($strdeletingcourse); // This might take a while. Raise the execution time limit. core_php_time_limit::raise(); // We do this here because it spits out feedback as it goes. delete_course($course); echo $OUTPUT->heading( get_string("deletedcourse", "", $courseshortname) ); // Update course count in categories. fix_course_sortorder(); echo $OUTPUT->continue_button($categoryurl); echo $OUTPUT->footer(); exit; // We must exit here!!! } $strdeletecheck = get_string("deletecheck", "", $courseshortname); $PAGE->navbar->add($strdeletecheck); $PAGE->set_title($strdeletecheck); $PAGE->set_heading($SITE->fullname); echo $OUTPUT->header(); // Only let user delete this course if there is not an async backup in progress. if (!async_helper::is_async_pending($id, 'course', 'backup')) { $strdeletecoursecheck = get_string("deletecoursecheck"); $message = "{$strdeletecoursecheck}<br /><br />{$coursefullname} ({$courseshortname})"; $continueurl = new moodle_url('/course/delete.php', array('id' => $course->id, 'delete' => md5($course->timemodified))); $continuebutton = new single_button( $continueurl,< get_string('delete'), 'post', false, ['data-action' => 'delete']> get_string('delete'), 'post', single_button::BUTTON_SECONDARY, ['data-action' => 'delete']); echo $OUTPUT->confirm($message, $continuebutton, $categoryurl);< // In the following script, we need to use setTimeout as disabling the < // button in the event listener script prevent the click to be taken into account.> // In the following script, we need to use setTimeout as disabling the button directly > // in the event listener script prevent the click to be taken into account.$jsscript = <<<EOF const button = document.querySelector('button[data-action="delete"]'); if (button) { button.addEventListener('click', () => { setTimeout(() => { button.disabled = true; }, 0); }); } EOF; $PAGE->requires->js_amd_inline($jsscript); } else { // Async backup is pending, don't let user delete course. echo $OUTPUT->notification(get_string('pendingasyncerror', 'backup'), 'error'); echo $OUTPUT->container(get_string('pendingasyncdeletedetail', 'backup')); echo $OUTPUT->continue_button($categoryurl); } echo $OUTPUT->footer(); exit;