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393 lines
12 KiB
393 lines
12 KiB
<?php
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/* For licensing terms, see /license.txt */
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/**
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* This script allows professors and administrative staff to create course sites.
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* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
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* @author Roan Embrechts, refactoring
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* @package chamilo.create_course
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* "Course validation" feature:
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* @author Jose Manuel Abuin Mosquera <chema@cesga.es>, Centro de Supercomputacion de Galicia
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* "Course validation" feature, technical adaptation for Chamilo 1.8.8:
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* @author Ivan Tcholakov <ivantcholakov@gmail.com>
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*/
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// Flag forcing the "current course" reset.
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$cidReset = true;
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require_once __DIR__.'/../inc/global.inc.php';
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// Check access rights.
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if (!api_is_allowed_to_create_course()) {
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api_not_allowed(true);
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exit;
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}
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// Section for the tabs.
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$this_section = SECTION_COURSES;
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// "Course validation" feature. This value affects the way of a new course creation:
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// true - the new course is requested only and it is created after approval;
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// false - the new course is created immediately, after filling this form.
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$course_validation_feature = false;
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if (api_get_setting('course_validation') === 'true' && !api_is_platform_admin()) {
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$course_validation_feature = true;
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}
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$htmlHeadXtra[] = '<script>
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function setFocus(){
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$("#title").focus();
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}
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$(window).load(function () {
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setFocus();
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});
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</script>';
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$interbreadcrumb[] = array(
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'url' => api_get_path(WEB_PATH).'user_portal.php',
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'name' => get_lang('MyCourses')
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);
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// Displaying the header.
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$tool_name = $course_validation_feature ? get_lang('CreateCourseRequest') : get_lang('CreateSite');
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$tpl = new Template($tool_name);
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// Build the form.
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$form = new FormValidator('add_course');
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// Form title
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$form->addElement('header', $tool_name);
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// Title
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$form->addElement(
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'text',
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'title',
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array(
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get_lang('CourseName'),
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get_lang('Ex')
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),
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array(
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'id' => 'title'
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)
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);
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$form->applyFilter('title', 'html_filter');
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$form->addRule('title', get_lang('ThisFieldIsRequired'), 'required');
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$form->addButtonAdvancedSettings('advanced_params');
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$form->addElement(
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'html',
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'<div id="advanced_params_options" style="display:none">'
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);
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// Category category.
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$url = api_get_path(WEB_AJAX_PATH).'course.ajax.php?a=search_category';
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$form->addElement(
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'select_ajax',
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'category_code',
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get_lang('CourseFaculty'),
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null,
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array('url' => $url)
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);
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// Course code
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$form->addText(
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'wanted_code',
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array(
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get_lang('Code'),
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get_lang('OnlyLettersAndNumbers')
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),
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'',
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array(
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'maxlength' => CourseManager::MAX_COURSE_LENGTH_CODE,
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'pattern' => '[a-zA-Z0-9]+',
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'title' => get_lang('OnlyLettersAndNumbers')
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)
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);
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$form->applyFilter('wanted_code', 'html_filter');
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$form->addRule(
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'wanted_code',
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get_lang('Max'),
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'maxlength',
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CourseManager::MAX_COURSE_LENGTH_CODE
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);
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// The teacher
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$titular = & $form->addElement('hidden', 'tutor_name', '');
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if ($course_validation_feature) {
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// Description of the requested course.
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$form->addElement(
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'textarea',
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'description',
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get_lang('Description'),
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array('rows' => '3')
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);
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// Objectives of the requested course.
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$form->addElement(
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'textarea',
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'objetives',
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get_lang('Objectives'),
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array('rows' => '3')
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);
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// Target audience of the requested course.
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$form->addElement(
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'textarea',
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'target_audience',
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get_lang('TargetAudience'),
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array('rows' => '3')
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);
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}
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// Course language.
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$languages = api_get_languages();
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if (count($languages['name']) === 1) {
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// If there's only one language available, there's no point in asking
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$form->addElement('hidden', 'course_language', $languages['folder'][0]);
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} else {
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$form->addSelectLanguage(
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'course_language',
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get_lang('Ln'),
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array(),
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array('style' => 'width:150px')
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);
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}
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// Exemplary content checkbox.
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$form->addElement(
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'checkbox',
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'exemplary_content',
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null,
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get_lang('FillWithExemplaryContent')
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);
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if ($course_validation_feature) {
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// A special URL to terms and conditions that is set
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// in the platform settings page.
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$terms_and_conditions_url = trim(
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api_get_setting('course_validation_terms_and_conditions_url')
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);
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// If the special setting is empty,
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// then we may get the URL from Chamilo's module "Terms and conditions",
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// if it is activated.
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if (empty($terms_and_conditions_url)) {
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if (api_get_setting('allow_terms_conditions') === 'true') {
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$terms_and_conditions_url = api_get_path(WEB_CODE_PATH).'auth/inscription.php?legal';
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}
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}
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if (!empty($terms_and_conditions_url)) {
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// Terms and conditions to be accepted before sending a course request.
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$form->addElement(
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'checkbox',
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'legal',
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null,
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get_lang('IAcceptTermsAndConditions'),
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1
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);
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$form->addRule(
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'legal',
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get_lang('YouHaveToAcceptTermsAndConditions'),
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'required'
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);
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// Link to terms and conditions.
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$link_terms_and_conditions = '
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<script>
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function MM_openBrWindow(theURL, winName, features) { //v2.0
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window.open(theURL,winName,features);
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}
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</script>
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';
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$link_terms_and_conditions .= Display::url(
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get_lang('ReadTermsAndConditions'),
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'#',
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['onclick' => "javascript:MM_openBrWindow('$terms_and_conditions_url', 'Conditions', 'scrollbars=yes, width=800');"]
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);
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$form->addElement('label', null, $link_terms_and_conditions);
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}
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}
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$obj = new GradeModel();
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$obj->fill_grade_model_select_in_form($form);
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if (api_get_setting('teacher_can_select_course_template') === 'true') {
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$form->addElement(
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'select_ajax',
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'course_template',
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[
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get_lang('CourseTemplate'),
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get_lang('PickACourseAsATemplateForThisNewCourse'),
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],
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null,
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['url' => api_get_path(WEB_AJAX_PATH).'course.ajax.php?a=search_course']
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);
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}
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$form->addElement('html', '</div>');
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// Submit button.
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$form->addButtonCreate($course_validation_feature ? get_lang('CreateThisCourseRequest') : get_lang('CreateCourseArea'));
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// The progress bar of this form.
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$form->addProgress();
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// Set default values.
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if (isset($_user['language']) && $_user['language'] != '') {
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$values['course_language'] = $_user['language'];
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} else {
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$values['course_language'] = api_get_setting('platformLanguage');
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}
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$form->setDefaults($values);
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$message = null;
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$content = null;
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// Validate the form.
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if ($form->validate()) {
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$course_values = $form->exportValues();
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$wanted_code = $course_values['wanted_code'];
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$category_code = isset($course_values['category_code']) ? $course_values['category_code'] : '';
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$title = $course_values['title'];
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$course_language = $course_values['course_language'];
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$exemplary_content = !empty($course_values['exemplary_content']);
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if ($course_validation_feature) {
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$description = $course_values['description'];
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$objetives = $course_values['objetives'];
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$target_audience = $course_values['target_audience'];
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}
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if ($wanted_code == '') {
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$wanted_code = CourseManager::generate_course_code(api_substr($title, 0, CourseManager::MAX_COURSE_LENGTH_CODE));
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}
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// Check whether the requested course code has already been occupied.
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if (!$course_validation_feature) {
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$course_code_ok = !CourseManager::course_code_exists($wanted_code);
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} else {
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$course_code_ok = !CourseRequestManager::course_code_exists($wanted_code);
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}
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if ($course_code_ok) {
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if (!$course_validation_feature) {
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$params = array();
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$params['title'] = $title;
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$params['exemplary_content'] = $exemplary_content;
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$params['wanted_code'] = $wanted_code;
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$params['course_category'] = $category_code;
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$params['course_language'] = $course_language;
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$params['gradebook_model_id'] = isset($course_values['gradebook_model_id']) ? $course_values['gradebook_model_id'] : null;
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$params['course_template'] = $course_values['course_template'];
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include_once api_get_path(SYS_CODE_PATH).'lang/english/trad4all.inc.php';
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$file_to_include = api_get_path(SYS_CODE_PATH).'lang/'.$course_language.'/trad4all.inc.php';
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if (file_exists($file_to_include)) {
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include $file_to_include;
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}
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$course_info = CourseManager::create_course($params);
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if (!empty($course_info)) {
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/*
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$directory = $course_info['directory'];
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$title = $course_info['title'];
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// Preparing a confirmation message.
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$link = api_get_path(WEB_COURSE_PATH).$directory.'/';
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$tpl->assign('course_url', $link);
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$tpl->assign('course_title', Display::url($title, $link));
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$tpl->assign('course_id', $course_info['code']);
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$add_course_tpl = $tpl->get_template('create_course/add_course.tpl');
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$message = $tpl->fetch($add_course_tpl);*/
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$splash = api_get_setting('course_creation_splash_screen');
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if ($splash === 'true') {
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$url = api_get_path(WEB_CODE_PATH);
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$url .= 'course_info/start.php?'.api_get_cidreq_params($course_info['code']);
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$url .= '&first=1';
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header('Location: '.$url);
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exit;
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} else {
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$url = api_get_path(WEB_COURSE_PATH).$course_info['directory'].'/';
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header('Location: '.$url);
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exit;
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}
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} else {
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$message = Display::return_message(
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get_lang('CourseCreationFailed'),
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'error',
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false
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);
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// Display the form.
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$content = $form->returnForm();
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}
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} else {
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// Create a request for a new course.
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$request_id = CourseRequestManager::create_course_request(
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$wanted_code,
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$title,
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$description,
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$category_code,
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$course_language,
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$objetives,
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$target_audience,
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api_get_user_id(),
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$exemplary_content
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);
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if ($request_id) {
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$course_request_info = CourseRequestManager::get_course_request_info($request_id);
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$message = (is_array($course_request_info) ? '<strong>'.$course_request_info['code'].'</strong> : ' : '').get_lang('CourseRequestCreated');
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$message = Display::return_message(
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$message,
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'confirmation',
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false
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);
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$message .= Display::tag(
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'div',
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Display::url(
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get_lang('Enter'),
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api_get_path(WEB_PATH).'user_portal.php',
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['class' => 'btn btn-default']
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),
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['style' => 'float: left; margin:0px; padding: 0px;']
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);
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} else {
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$message = Display::return_message(
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get_lang('CourseRequestCreationFailed'),
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'error',
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false
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);
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// Display the form.
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$content = $form->returnForm();
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}
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}
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} else {
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$message = Display::return_message(
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get_lang('CourseCodeAlreadyExists'),
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'error',
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false
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);
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// Display the form.
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$content = $form->returnForm();
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}
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} else {
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if (!$course_validation_feature) {
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$message = Display::return_message(get_lang('Explanation'));
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}
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// Display the form.
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$content = $form->returnForm();
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}
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$tpl->assign('message', $message);
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$tpl->assign('content', $content);
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$template = $tpl->get_template('layout/layout_1_col.tpl');
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$tpl->display($template);
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