quickcourse.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/>.


/**
 * Server-side script for generating response to AJAX search request
 *
 * @package    block_quickcourselistplus
 * @author     Paul Martin <pmartin@nmc.edu>
 * @copyright  2012 Northwestern Michigan College
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

define('AJAX_SCRIPT', true);
require_once('../../config.php');

$instanceid = required_param('instanceid', PARAM_INT);
$context = get_context_instance(CONTEXT_BLOCK, $instanceid);
$course = required_param('course', PARAM_TEXT);

if (isloggedin() && has_capability('block/quickcourselist:use', $context) && confirm_sesskey()) {

    $output = array();
    if (!empty($course)) {
        $params = array(SITEID, "%$course%", "%$course%");
        $where = 'id != ? AND (shortname LIKE ? OR fullname LIKE ?)';
        if (!has_capability('moodle/course:viewhiddencourses', $context)) {
            $where .= ' AND visible=1';
        }

        $order = 'shortname';
        $fields = 'id, shortname, fullname';
        if ($courses = $DB->get_recordset_select('course', $where, $params, $order, $fields)) {
            foreach ($courses as $course) {
                $output[] = $course;
            }
            $courses->close();
        }
    }
    header('Content-Type: application/json');
    echo json_encode($output);

} else {
    header('HTTP/1.1 401 Not Authorized');
}