<?php /* For licensing terms, see /license.txt */ /** * This script provides the caller service with a list * of courses that have a certain level of visibility * on this chamilo portal. * It is set to work with the Chamilo module for Drupal: * http://drupal.org/project/chamilo. * * @author Yannick Warnier <yannick.warnier@beeznest.com> * * @package chamilo.webservices */ require_once __DIR__.'/../inc/global.inc.php'; /** * Get a list of courses (code, url, title, teacher, language) and return to caller * Function registered as service. Returns strings in UTF-8. * * @param string Security key (the Dokeos install's API key) * @param mixed Array or string. Type of visibility of course (public, public-registered, private, closed) * * @return array Courses list (code=>[title=>'title',url='http://...',teacher=>'...',language=>''],code=>[...],...) */ function courses_list($security_key, $visibilities = 'public') { global $_configuration; // Check if this script is launch by server and if security key is ok. if ($security_key != $_configuration['security_key']) { return ['error_msg' => 'Security check failed']; } $vis = [ 'public' => '3', 'public-registered' => '2', 'private' => '1', 'closed' => '0', ]; $courses_list = []; if (!is_array($visibilities)) { $tmp = $visibilities; $visibilities = [$tmp]; } foreach ($visibilities as $visibility) { if (!in_array($visibility, array_keys($vis))) { return ['error_msg' => 'Security check failed']; } $courses_list_tmp = CourseManager::get_courses_list( null, null, null, null, $vis[$visibility] ); foreach ($courses_list_tmp as $index => $course) { $course_info = CourseManager::get_course_information( $course['code'] ); $courses_list[$course['code']] = [ 'title' => api_utf8_encode( $course_info['title'] ), 'url' => api_get_path(WEB_COURSE_PATH).$course_info['directory'].'/', 'teacher' => api_utf8_encode($course_info['tutor_name']), 'language' => $course_info['course_language'], ]; } } return $courses_list; } header('Content-Type: text/xml; charset=utf-8'); echo '<?xml version="1.0"?>'; echo '<courseslist>'; if (empty($_POST['security-key']) || empty($_POST['visibility'])) { echo '<errormsg>Invalid parameters, this script expects a security-key and a visibility parameters</errormsg>'; } else { $courses_list = courses_list($_POST['security-key'], $_POST['visibility']); foreach ($courses_list as $code => $cd) { echo '<course>'; echo '<code>', $code, '</code>'; echo '<title>', $cd['title'], '</title>'; echo '<url>', $cd['url'], '</url>'; echo '<teacher>', $cd['teacher'], '</teacher>'; echo '<language>', $cd['language'], '</language>'; echo '</course>'; } } echo '</courseslist>';