settings.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/>.

/**
 * Settings for the Camo Filter plugin
 *
 * @package    filter
 * @subpackage camo
 * @copyright  2015 Alex Rowe <arowe@studygroup.com>
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

defined('MOODLE_INTERNAL') || die;

if ($ADMIN->fulltree) {
    $settings->add(new admin_setting_configtext('filter_camo/host',
        get_string('host', 'filter_camo'),
        get_string('host_desc', 'filter_camo'),
        ''));

    $settings->add(new admin_setting_configtext('filter_camo/key',
        get_string('key', 'filter_camo'),
        get_string('key_desc', 'filter_camo'),
        ''));
}