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<?php
/* For licensing terms, see /license.txt */
use Chamilo\CoreBundle\Entity\CourseCategory;
use Chamilo\CoreBundle\Entity\Repository\CourseCategoryRepository;
/**
* This script allows professors and administrative staff to create course sites.
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
* @author Roan Embrechts, refactoring
* @author Jose Manuel Abuin Mosquera <chema@cesga.es>, Centro de Supercomputacion de Galicia
* "Course validation" feature, technical adaptation for Chamilo 1.8.8:
* @author Ivan Tcholakov <ivantcholakov@gmail.com>
*/
// Flag forcing the "current course" reset.
$cidReset = true;
require_once __DIR__.'/../inc/global.inc.php';
// Check access rights.
if (!api_is_allowed_to_create_course()) {
api_not_allowed(true);
exit;
}
// Section for the tabs.
$this_section = SECTION_COURSES;
$em = Database::getManager();
/** @var CourseCategoryRepository $courseCategoriesRepo */
$courseCategoriesRepo = $em->getRepository('ChamiloCoreBundle:CourseCategory');
// Get all possible teachers.
$accessUrlId = api_get_current_access_url_id();
// "Course validation" feature. This value affects the way of a new course creation:
// true - the new course is requested only and it is created after approval;
// false - the new course is created immediately, after filling this form.
$course_validation_feature = false;
if (api_get_setting('course_validation') === 'true' &&
!api_is_platform_admin()
) {
$course_validation_feature = true;
}
$htmlHeadXtra[] = '<script>
function setFocus(){
$("#title").focus();
}
$(window).on("load", function () {
setFocus();
});
</script>';
$interbreadcrumb[] = [
'url' => api_get_path(WEB_PATH).'user_portal.php',
'name' => get_lang('MyCourses'),
];
// Displaying the header.
$tool_name = $course_validation_feature ? get_lang('CreateCourseRequest') : get_lang('CreateSite');
$tpl = new Template($tool_name);
// Build the form.
$form = new FormValidator('add_course');
// Form title
$form->addElement('header', $tool_name);
// Title
$form->addElement(
'text',
'title',
[
get_lang('CourseName'),
get_lang('Ex'),
],
[
'id' => 'title',
]
);
$form->applyFilter('title', 'html_filter');
$form->addRule('title', get_lang('ThisFieldIsRequired'), 'required');
if ($course_validation_feature) {
// Description of the requested course.
$form->addElement(
'textarea',
'description',
get_lang('Description'),
['rows' => '3']
);
$form->addRule('description', get_lang('ThisFieldIsRequired'), 'required');
}
if (!api_get_configuration_value('course_creation_form_set_course_category_mandatory')) {
$form->addButtonAdvancedSettings('advanced_params');
$form->addElement(
'html',
'<div id="advanced_params_options" style="display:none">'
);
}
$countCategories = $courseCategoriesRepo->countAllInAccessUrl(
$accessUrlId,
api_get_configuration_value('allow_base_course_category')
);
if ($countCategories >= 100) {
// Category code
$url = api_get_path(WEB_AJAX_PATH).'course.ajax.php?a=search_category';
$form->addElement(
'select_ajax',
'category_code',
get_lang('CourseFaculty'),
null,
['url' => $url]
);
} else {
$categories = $courseCategoriesRepo->findAllInAccessUrl(
$accessUrlId,
api_get_configuration_value('allow_base_course_category')
);
$categoriesOptions = [null => get_lang('None')];
$categoryToAvoid = '';
if (!api_is_platform_admin()) {
$categoryToAvoid = api_get_configuration_value('course_category_code_to_use_as_model');
}
/** @var CourseCategory $category */
foreach ($categories as $category) {
$categoryCode = $category->getCode();
if (!empty($categoryToAvoid) && $categoryToAvoid == $categoryCode) {
continue;
}
$categoriesOptions[$categoryCode] = $category->__toString();
}
$form->addSelect(
'category_code',
get_lang('CourseFaculty'),
$categoriesOptions
);
}
if (api_get_configuration_value('course_creation_form_set_course_category_mandatory')) {
$form->addRule('category_code', get_lang('ThisFieldIsRequired'), 'required');
$form->addButtonAdvancedSettings('advanced_params');
$form->addElement(
'html',
'<div id="advanced_params_options" style="display:none">'
);
}
// Course code
if (!api_get_configuration_value('course_creation_form_hide_course_code')) {
$form->addText(
'wanted_code',
[
get_lang('Code'),
get_lang('OnlyLettersAndNumbers'),
],
'',
[
'maxlength' => CourseManager::MAX_COURSE_LENGTH_CODE,
'pattern' => '[a-zA-Z0-9]+',
'title' => get_lang('OnlyLettersAndNumbers'),
]
);
$form->applyFilter('wanted_code', 'html_filter');
$form->addRule(
'wanted_code',
get_lang('Max'),
'maxlength',
CourseManager::MAX_COURSE_LENGTH_CODE
);
}
// The teacher
$titular = &$form->addElement('hidden', 'tutor_name', '');
if ($course_validation_feature) {
// Objectives of the requested course.
$form->addElement(
'textarea',
'objetives',
get_lang('Objectives'),
['rows' => '3']
);
// Target audience of the requested course.
$form->addElement(
'textarea',
'target_audience',
get_lang('TargetAudience'),
['rows' => '3']
);
}
// Course language.
$languages = api_get_languages();
if (count($languages['name']) === 1) {
// If there's only one language available, there's no point in asking
$form->addElement('hidden', 'course_language', $languages['folder'][0]);
} else {
$form->addSelectLanguage(
'course_language',
get_lang('Ln'),
[],
['style' => 'width:150px']
);
}
// Exemplary content checkbox.
$form->addElement(
'checkbox',
'exemplary_content',
null,
get_lang('FillWithExemplaryContent')
);
if ($course_validation_feature) {
// A special URL to terms and conditions that is set
// in the platform settings page.
$terms_and_conditions_url = trim(
api_get_setting('course_validation_terms_and_conditions_url')
);
// If the special setting is empty,
// then we may get the URL from Chamilo's module "Terms and conditions",
// if it is activated.
if (empty($terms_and_conditions_url)) {
if (api_get_setting('allow_terms_conditions') === 'true') {
$terms_and_conditions_url = api_get_path(WEB_CODE_PATH).'auth/inscription.php?legal';
}
}
if (!empty($terms_and_conditions_url)) {
// Terms and conditions to be accepted before sending a course request.
$form->addElement(
'checkbox',
'legal',
null,
get_lang('IAcceptTermsAndConditions'),
1
);
$form->addRule(
'legal',
get_lang('YouHaveToAcceptTermsAndConditions'),
'required'
);
// Link to terms and conditions.
$link_terms_and_conditions = '
<script>
function MM_openBrWindow(theURL, winName, features) { //v2.0
window.open(theURL,winName,features);
}
</script>
';
$link_terms_and_conditions .= Display::url(
get_lang('ReadTermsAndConditions'),
'#',
['onclick' => "javascript:MM_openBrWindow('$terms_and_conditions_url', 'Conditions', 'scrollbars=yes, width=800');"]
);
$form->addElement('label', null, $link_terms_and_conditions);
}
}
$obj = new GradeModel();
$obj->fill_grade_model_select_in_form($form);
if (api_get_setting('teacher_can_select_course_template') === 'true') {
$form->addElement(
'select_ajax',
'course_template',
[
get_lang('CourseTemplate'),
get_lang('PickACourseAsATemplateForThisNewCourse'),
],
null,
['url' => api_get_path(WEB_AJAX_PATH).'course.ajax.php?a=search_course']
);
}
//Extra fields to show and mandatory
$setExtraFieldsMandatory = api_get_configuration_value('course_creation_form_set_extra_fields_mandatory');
$extraFieldsToShow = api_get_configuration_value('course_creation_by_teacher_extra_fields_to_show');
$fillExtraField = api_get_configuration_value('course_creation_user_course_extra_field_relation_to_prefill');
if (false !== $extraFieldsToShow && !empty($extraFieldsToShow['fields'])) {
$fieldsRequired = [];
if (false !== $setExtraFieldsMandatory && !empty($setExtraFieldsMandatory['fields'])) {
$fieldsRequired = $setExtraFieldsMandatory['fields'];
}
$extra_field = new ExtraField('course');
$extra = $extra_field->addElements(
$form,
0,
[],
false,
false,
$extraFieldsToShow['fields'],
[],
[],
false,
false,
[],
[],
false,
[],
$fieldsRequired
);
// Relation to prefill course extra field with user extra field
if (false !== $fillExtraField && !empty($fillExtraField['fields'])) {
foreach ($fillExtraField['fields'] as $courseVariable => $userVariable) {
$extraValue = UserManager::get_extra_user_data_by_field(api_get_user_id(), $userVariable);
$values['extra_'.$courseVariable] = $extraValue[$userVariable];
}
}
$htmlHeadXtra[] = '
<script>
$(function() {
'.$extra['jquery_ready_content'].'
});
</script>';
}
$form->addElement('html', '</div>');
// Submit button.
$form->addButtonCreate($course_validation_feature ? get_lang('CreateThisCourseRequest') : get_lang('CreateCourseArea'));
// The progress bar of this form.
$form->addProgress();
// Set default values.
if (isset($_user['language']) && $_user['language'] != '') {
$values['course_language'] = $_user['language'];
} else {
$values['course_language'] = api_get_setting('platformLanguage');
}
$form->setDefaults($values);
$message = null;
$content = null;
// Validate the form.
if ($form->validate()) {
$course_values = $form->exportValues();
$wanted_code = isset($course_values['wanted_code']) ? $course_values['wanted_code'] : '';
$category_code = isset($course_values['category_code']) ? $course_values['category_code'] : '';
$title = $course_values['title'];
$course_language = $course_values['course_language'];
$exemplary_content = !empty($course_values['exemplary_content']);
if ($course_validation_feature) {
$description = $course_values['description'];
$objetives = $course_values['objetives'];
$target_audience = $course_values['target_audience'];
}
if ($wanted_code == '') {
$wanted_code = CourseManager::generate_course_code(
api_substr($title, 0, CourseManager::MAX_COURSE_LENGTH_CODE)
);
}
// Check whether the requested course code has already been occupied.
if (!$course_validation_feature) {
$course_code_ok = !CourseManager::course_code_exists($wanted_code);
} else {
$course_code_ok = !CourseRequestManager::course_code_exists($wanted_code);
}
if ($course_code_ok) {
if (!$course_validation_feature) {
$params = $course_values;
$params['title'] = $title;
$params['exemplary_content'] = $exemplary_content;
$params['wanted_code'] = $wanted_code;
$params['course_category'] = $category_code;
$params['course_language'] = $course_language;
$params['gradebook_model_id'] = isset($course_values['gradebook_model_id']) ? $course_values['gradebook_model_id'] : null;
$params['course_template'] = isset($course_values['course_template']) ? $course_values['course_template'] : '';
include_once api_get_path(SYS_CODE_PATH).'lang/english/trad4all.inc.php';
$file_to_include = api_get_path(SYS_CODE_PATH).'lang/'.$course_language.'/trad4all.inc.php';
if (file_exists($file_to_include)) {
include $file_to_include;
}
$course_info = CourseManager::create_course($params);
if (!empty($course_info)) {
/*
$directory = $course_info['directory'];
$title = $course_info['title'];
// Preparing a confirmation message.
$link = api_get_path(WEB_COURSE_PATH).$directory.'/';
$tpl->assign('course_url', $link);
$tpl->assign('course_title', Display::url($title, $link));
$tpl->assign('course_id', $course_info['code']);
$add_course_tpl = $tpl->get_template('create_course/add_course.tpl');
$message = $tpl->fetch($add_course_tpl);*/
$splash = api_get_setting('course_creation_splash_screen');
if ($splash === 'true') {
$url = api_get_path(WEB_CODE_PATH);
$url .= 'course_info/start.php?'.api_get_cidreq_params($course_info['code']);
$url .= '&first=1';
header('Location: '.$url);
exit;
} else {
$url = api_get_path(WEB_COURSE_PATH).$course_info['directory'].'/';
header('Location: '.$url);
exit;
}
} else {
$message = Display::return_message(
get_lang('CourseCreationFailed'),
'error',
false
);
// Display the form.
$content = $form->returnForm();
}
} else {
// Create a request for a new course.
$request_id = CourseRequestManager::create_course_request(
$wanted_code,
$title,
$description,
$category_code,
$course_language,
$objetives,
$target_audience,
api_get_user_id(),
$exemplary_content
);
if ($request_id) {
$course_request_info = CourseRequestManager::get_course_request_info($request_id);
$message = (is_array($course_request_info) ? '<strong>'.$course_request_info['code'].'</strong> : ' : '').get_lang('CourseRequestCreated');
$message = Display::return_message(
$message,
'confirmation',
false
);
$message .= Display::tag(
'div',
Display::url(
get_lang('Enter'),
api_get_path(WEB_PATH).'user_portal.php',
['class' => 'btn btn-default']
),
['style' => 'float: left; margin:0px; padding: 0px;']
);
} else {
$message = Display::return_message(
get_lang('CourseRequestCreationFailed'),
'error',
false
);
// Display the form.
$content = $form->returnForm();
}
}
} else {
$message = Display::return_message(
get_lang('CourseCodeAlreadyExists'),
'error',
false
);
// Display the form.
$content = $form->returnForm();
}
} else {
if (!$course_validation_feature) {
$message = Display::return_message(get_lang('Explanation'));
// If the donation feature is enabled, show a message with a donate button
if (api_get_configuration_value('course_creation_donate_message_show') == true) {
$button = api_get_configuration_value('course_creation_donate_link');
if (!empty($button)) {
$message .= Display::return_message(get_lang('DonateToTheProject').'<br /><br /><div style="display:block; margin-left:42%;">'.$button.'</div>', 'warning', false);
}
}
}
// Display the form.
$content = $form->returnForm();
}
$tpl->assign('message', $message);
$tpl->assign('content', $content);
$template = $tpl->get_template('layout/layout_1_col.tpl');
$tpl->display($template);
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