Moosh\Command\Moodle23\Course\CourseBackup::execute PHP Method

    public function execute()
    {
        global $CFG, $DB, $USER;
        require_once $CFG->dirroot . '/backup/util/includes/backup_includes.php';
        //check if course id exists
        $course = $DB->get_record('course', array('id' => $this->arguments[0]), '*', MUST_EXIST);
        $shortname = str_replace(' ', '_', $course->shortname);
        $options = $this->expandedOptions;
        $cwd = $this->cwd;
        if (trim($options['path']) != "") {
            $cwd = $options['path'];
        }
        if (!$options['filename']) {
            $options['filename'] = $cwd . '/backup_' . $this->arguments[0] . "_" . str_replace('/', '_', $shortname) . '_' . date('Y.m.d') . '.mbz';
        } elseif ($options['filename'][0] != '/') {
            $options['filename'] = $cwd . '/' . $options['filename'];
        }
        //check if destination file does not exist and can be created
        if (file_exists($options['filename'])) {
            cli_error("File '{$options['filename']}' already exists, I will not over-write it.");
        }
        $bc = new backup_controller(\backup::TYPE_1COURSE, $this->arguments[0], backup::FORMAT_MOODLE, backup::INTERACTIVE_YES, backup::MODE_GENERAL, $USER->id);
        if ($options['fullbackup']) {
            $tasks = $bc->get_plan()->get_tasks();
            foreach ($tasks as &$task) {
                if ($task instanceof \backup_root_task) {
                    $setting = $task->get_setting('logs');
                    $setting->set_value('1');
                    $setting = $task->get_setting('grade_histories');
                    $setting->set_value('1');
                }
            }
        }
        if ($options['template']) {
            $tasks = $bc->get_plan()->get_tasks();
            foreach ($tasks as &$task) {
                if ($task instanceof \backup_root_task) {
                    $setting = $task->get_setting('users');
                    $setting->set_value('0');
                    $setting = $task->get_setting('anonymize');
                    $setting->set_value('1');
                    $setting = $task->get_setting('role_assignments');
                    $setting->set_value('0');
                    $setting = $task->get_setting('filters');
                    $setting->set_value('0');
                    $setting = $task->get_setting('comments');
                    $setting->set_value('0');
                    $setting = $task->get_setting('logs');
                    $setting->set_value('0');
                    $setting = $task->get_setting('grade_histories');
                    $setting->set_value('0');
                }
            }
        }
        $bc->set_status(backup::STATUS_AWAITING);
        $bc->execute_plan();
        $result = $bc->get_results();
        if (isset($result['backup_destination']) && $result['backup_destination']) {
            $file = $result['backup_destination'];
            /** @var $file stored_file */
            if (!$file->copy_content_to($options['filename'])) {
                cli_error("Problems copying final backup to '" . $options['filename'] . "'");
            } else {
                printf("%s\n", $options['filename']);
            }
        } else {
            echo $bc->get_backupid();
        }
    }