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Feature #2099 - The file create_course/add_course.php has been modified for supporting the "Course validation" feature.

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skala
Ivan Tcholakov 15 years ago
parent 352eacb5a6
commit fd1baf116e
1 changed files with 161 additions and 32 deletions
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  1. 193
      main/create_course/add_course.php

193
main/create_course/add_course.php
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@ -6,10 +6,14 @@
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
* @author Roan Embrechts, refactoring
* @package chamilo.create_course
* "Course validation" feature:
* @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>
*/
// Name of the language file that needs to be included.
$language_file = 'create_course';
$language_file = array('create_course', 'cesga');
// Flag forcing the "current course" reset.
$cidReset = true;
@ -23,12 +27,21 @@ $this_section = SECTION_COURSES;
// Include configuration file.
require_once api_get_path(CONFIGURATION_PATH).'add_course.conf.php';
// "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 immedialely, after filling this form.
$course_validation_feature = api_get_setting('course_validation') == 'true';
// Require additional libraries.
require_once api_get_path(LIBRARY_PATH).'add_course.lib.inc.php';
require_once api_get_path(LIBRARY_PATH).'course.lib.php';
require_once api_get_path(LIBRARY_PATH).'fileManage.lib.php';
require_once api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php';
require_once api_get_path(CONFIGURATION_PATH).'course_info.conf.php';
if ($course_validation_feature) {
require_once api_get_path(LIBRARY_PATH).'course_request.lib.php';
require_once api_get_path(LIBRARY_PATH).'mail.lib.inc.php';
}
$htmlHeadXtra[] = '<script src="'.api_get_path(WEB_LIBRARY_PATH).'javascript/jquery.js" type="text/javascript" language="javascript"></script>'; //jQuery
$htmlHeadXtra[] = '<script type="text/javascript">
@ -56,9 +69,11 @@ if (!api_is_allowed_to_create_course()) {
Display::display_footer();
exit;
}
// Get all course categories.
// Get necessary table definitions.
$table_course_category = Database :: get_main_table(TABLE_MAIN_CATEGORY);
$table_course = Database :: get_main_table(TABLE_MAIN_COURSE);
$table_course_request = Database :: get_main_table(TABLE_MAIN_COURSE_REQUEST);
global $_configuration;
$dbnamelength = strlen($_configuration['db_prefix']);
@ -87,13 +102,50 @@ $form->add_textfield('wanted_code', get_lang('Code'), false, array('size' => '$m
$form->applyFilter('wanted_code', 'html_filter');
$form->addRule('wanted_code', get_lang('Max'), 'maxlength', $maxlength);
$titular= &$form->add_textfield('tutor_name', get_lang('Professors'), null, array('size' => '60', 'disabled' => 'disabled'));
$titular = & $form->add_textfield('tutor_name', get_lang('Professors'), null, array('size' => '60', 'disabled' => 'disabled'));
$form->addElement('static', null, null, get_lang('ExplicationTrainers'));
//$form->applyFilter('tutor_name', 'html_filter');
if ($course_validation_feature) {
// Description of the requested course.
$form->addElement('textarea', 'description', get_lang('cesga_SolicFormDesc'), array('style' => 'border:#A5ACB2 solid 1px; font-family:arial,verdana,helvetica,sans-serif; font-size:12px', 'rows' => '3', 'cols' => '116'));
$form->addRule('description', get_lang('ThisFieldIsRequired'), 'required', '', '');
// Objectives of the requested course.
$form->addElement('textarea', 'objetives', get_lang('cesga_SolicFormObxe'), array('style' => 'border:#A5ACB2 solid 1px; font-family:arial,verdana,helvetica,sans-serif; font-size:12px', 'rows' => '3', 'cols' => '116'));
$form->addRule('objetives', get_lang('ThisFieldIsRequired'), 'required', '', '');
// Target audience of the requested course.
$form->addElement('textarea', 'target_audience', get_lang('cesga_SolicFormDest'), array('style' => 'border:#A5ACB2 solid 1px; font-family:arial,verdana,helvetica,sans-serif; font-size:12px', 'rows' => '3', 'cols' => '116'));
$form->addRule('target_audience', get_lang('ThisFieldIsRequired'), 'required', '', '');
}
$form->addElement('select_language', 'course_language', get_lang('Ln'));
$form->applyFilter('select_language', 'html_filter');
if ($course_validation_feature) {
// Terms and conditions to be accepted before sending a course request.
$form->addElement('checkbox', 'legal', get_lang('cesga_SolicFormLegal'), '', 1);
$form->addRule('legal', get_lang('cesga_SolicFormCond'), 'required', '', '');
// Link to terms and conditios.
// TODO: This hardcoded value is to be corrected/eliminated.
$link_terms_and_conditions = '<script type="text/JavaScript">
<!--
function MM_openBrWindow(theURL,winName,features) { //v2.0
window.open(theURL,winName,features);
}
//-->
</script>
<div class="row">
<div class="formw">
<a href="#" onclick="javascript: MM_openBrWindow(\'http://TODO.change.this/hardcoded/value/use/a/setting.html\',\'Conditions (TODO: Translate this title)\',\'scrollbars=yes, width=800\')">';
$link_terms_and_conditions .= get_lang('cesga_SolicFormLeerCond').'</a></div></div>';
$form->addElement('html', $link_terms_and_conditions);
}
$form->addElement('style_submit_button', null, get_lang('CreateCourseArea'), 'class="add"');
$form->add_progress_bar();
@ -109,44 +161,119 @@ $form->setDefaults($values);
// Validate the form.
if ($form->validate()) {
$course_values = $form->exportValues();
$wanted_code = $course_values['wanted_code'];
$wanted_code = Security::remove_XSS($course_values['wanted_code']);
$tutor_name = $course_values['tutor_name'];
$category_code = $course_values['category_code'];
$title = $course_values['title'];
$title = Security::remove_XSS($course_values['title']);
$course_language = $course_values['course_language'];
if ($course_validation_feature) {
$description = Security::remove_XSS($course_values['description']);
$objetives = Security::remove_XSS($course_values['objetives']);
$target_audience = Security::remove_XSS($course_values['target_audience']);
$status = '0';
$description = str_replace('"', '', $description);
$objetives = str_replace('"', '', $objetives);
$target_audience = str_replace('"', '', $target_audience);
}
$wanted_code = Database::escape_string($wanted_code);
$title = Database::escape_string($title);
if ($course_validation_feature) {
$description = Database::escape_string($description);
$objetives = Database::escape_string($objetives);
$target_audience = Database::escape_string($target_audience);
}
if (trim($wanted_code) == '') {
$wanted_code = generate_course_code(api_substr($title, 0, $maxlength));
$wanted_code = Database::escape_string($wanted_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);
}
$keys = define_course_keys($wanted_code, '', $_configuration['db_prefix']);
$sql_check = sprintf('SELECT * FROM '.$table_course.' WHERE visual_code = "%s"', Database :: escape_string($wanted_code));
$result_check = Database::query($sql_check);
if (Database::num_rows($result_check) < 1) {
if (sizeof($keys)) {
$visual_code = $keys['currentCourseCode'];
$code = $keys['currentCourseId'];
$db_name = $keys['currentCourseDbName'];
$directory = $keys['currentCourseRepository'];
$expiration_date = time() + $firstExpirationDelay;
prepare_course_repository($directory, $code);
update_Db_course($db_name);
$pictures_array = fill_course_repository($directory);
fill_Db_course($db_name, $directory, $course_language,$pictures_array);
register_course($code, $visual_code, $directory, $db_name, $tutor_name, $category_code, $title, $course_language, api_get_user_id(), $expiration_date);
if ($course_code_ok) {
if (!$course_validation_feature) {
// Create the course immediately.
$keys = define_course_keys($wanted_code, '', $_configuration['db_prefix']);
if (count($keys)) {
$visual_code = $keys['currentCourseCode'];
$code = $keys['currentCourseId'];
$db_name = $keys['currentCourseDbName'];
$directory = $keys['currentCourseRepository'];
$expiration_date = time() + $firstExpirationDelay;
prepare_course_repository($directory, $code);
update_Db_course($db_name);
$pictures_array = fill_course_repository($directory);
fill_Db_course($db_name, $directory, $course_language, $pictures_array);
register_course($code, $visual_code, $directory, $db_name, $tutor_name, $category_code, $title, $course_language, api_get_user_id(), $expiration_date);
// Preparing a confirmation message.
$link = api_get_path(WEB_COURSE_PATH).$directory.'/';
$message = get_lang('JustCreated');
$message .= ' <a href="'.$link.'">'.$title.'</a>';
Display :: display_confirmation_message($message, false);
echo '<div style="float: right; margin:0px; padding: 0px;">' .
'<a class="bottom-link" href="'.api_get_path(WEB_PATH).'user_portal.php">'.get_lang('Enter').'</a>' .
'</div>';
} else {
// TODO: Prepare an error message.
$message = '?';
Display :: display_error_message(get_lang($message), false);
// Display the form.
$form->display();
}
} else {
// Create a request for a new course.
$request_id = CourseRequestManager::create_course_request($wanted_code, $title, $description, $category_code, $course_language, $objetives, $target_audience);
if ($request_id) {
// TODO: Prepare and send notification e-mail messages.
$course_request_info = CourseRequestManager::get_course_request_info($request_id);
$visual_code = is_array($course_request_info) ? $course_request_info['visual_code'] : '';
$message = get_lang('cesga_SolicFormOK');
$message .= ' <strong>'.$visual_code.'</strong>';
Display :: display_confirmation_message($message, false);
echo '<div style="float: right; margin:0px; padding: 0px;">' .
'<a class="bottom-link" href="'.api_get_path(WEB_PATH).'user_portal.php">'.get_lang('Enter').'</a>' .
'</div>';
} else {
// TODO: Prepare an error message.
$message = '?';
Display :: display_error_message(get_lang($message), false);
// Display the form.
$form->display();
}
}
$link = api_get_path(WEB_COURSE_PATH).$directory.'/';
$message = get_lang('JustCreated');
$message .= ' <a href="'.$link.'">'.$title."</a>";
//$message .= "<br /><br /><br />";
//$message .= '<a class="bottom-link" href="'.api_get_path(WEB_PATH).'user_portal.php">'.get_lang('Enter').'</a>';
Display :: display_confirmation_message($message, false);
echo '<div style="float:right; margin:0px; padding:0px;">' .
'<a class="bottom-link" href="'.api_get_path(WEB_PATH).'user_portal.php">'.get_lang('Enter').'</a>' .
'</div>';
} else {
Display :: display_error_message(get_lang('CourseCodeAlreadyExists'),false);
Display :: display_error_message(get_lang('CourseCodeAlreadyExists'), false);
// Display the form.
$form->display();
//echo '<p>'.get_lang('CourseCodeAlreadyExistExplained').'</p>';
@ -155,7 +282,9 @@ if ($form->validate()) {
} else {
// Display the form.
$form->display();
Display::display_normal_message(get_lang('Explanation'));
if (!$course_validation_feature) {
Display::display_normal_message(get_lang('Explanation'));
}
}
// Footer

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