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