renderer.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/>.

/**
 * Renderer for cleanup courses
 *
 * @package tool_cleanupcourses
 * @copyright  2017 Tobias Reischmann WWU
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
defined('MOODLE_INTERNAL') || die();

class tool_cleanupcourses_renderer extends plugin_renderer_base {

    /**
     * Write the page footer
     *
     * @return string
     */
    public function render_footer() {
        global $OUTPUT;
        echo $OUTPUT->footer();
    }

    /**
     * Write the page header
     *
     * @return string
     */
    public function render_header() {
        global $OUTPUT;
        echo $OUTPUT->header();
    }

}