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137 lines
5.6 KiB
137 lines
5.6 KiB
<?php
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// $Id: add_course.php 19613 2009-04-07 20:42:21Z aportugal $
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/* For licensing terms, see /dokeos_license.txt */
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/**
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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 dokeos.create_course
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==============================================================================
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*/
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// name of the language file that needs to be included
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$language_file = "create_course";
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//delete the globals["_cid"] we don't need it here
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$cidReset = true; // Flag forcing the 'current course' reset
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// including the global file
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include ('../inc/global.inc.php');
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// section for the tabs
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$this_section=SECTION_COURSES;
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// include configuration file
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include (api_get_path(CONFIGURATION_PATH).'add_course.conf.php');
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// include additional libraries
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include_once (api_get_path(LIBRARY_PATH).'add_course.lib.inc.php');
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include_once (api_get_path(LIBRARY_PATH).'course.lib.php');
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include_once (api_get_path(LIBRARY_PATH).'debug.lib.inc.php');
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include_once (api_get_path(LIBRARY_PATH).'fileManage.lib.php');
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include_once (api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php');
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include_once (api_get_path(CONFIGURATION_PATH).'course_info.conf.php');
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$interbreadcrumb[] = array('url'=>api_get_path(WEB_PATH).'user_portal.php', 'name'=> get_lang('MyCourses'));
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// Displaying the header
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$tool_name = get_lang('CreateSite');
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if (api_get_setting('allow_users_to_create_courses')=='false' && !api_is_platform_admin()) {
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api_not_allowed(true);
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}
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Display :: display_header($tool_name);
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// Displaying the tool title
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api_display_tool_title($tool_name);
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// Check access rights
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if (!api_is_allowed_to_create_course()) {
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Display :: display_error_message(get_lang("NotAllowed"));
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Display::display_footer();
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exit;
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}
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// Get all course categories
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$table_course_category = Database :: get_main_table(TABLE_MAIN_CATEGORY);
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$table_course = Database :: get_main_table(TABLE_MAIN_COURSE);
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global $_configuration;
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$dbnamelength = strlen($_configuration['db_prefix']);
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//Ensure the database prefix + database name do not get over 40 characters
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$maxlength = 40 - $dbnamelength;
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// Build the form
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$categories = array();
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$form = new FormValidator('add_course');
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$form->add_textfield('title',get_lang('Title'),true,array('size'=>'60'));
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$form->addElement('static',null,null,get_lang('Ex'));
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$categories_select = $form->addElement('select', 'category_code', get_lang('Fac'), $categories);
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CourseManager::select_and_sort_categories($categories_select);
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$form->addElement('static',null,null, get_lang('TargetFac'));
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$form->add_textfield('wanted_code', get_lang('Code'),false,array('size'=>'$maxlength','maxlength'=>$maxlength));
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$form->addRule('wanted_code',get_lang('Max'),'maxlength',$maxlength);
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$titular= &$form->add_textfield('tutor_name', get_lang('Professors'),true,array('size'=>'60'));
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$form->addElement('select_language', 'course_language', get_lang('Ln'));
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$form->addElement('style_submit_button', null, get_lang('CreateCourseArea'), 'class="add"');
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$form->add_progress_bar();
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// Set default values
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if (isset($_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'] = get_setting('platformLanguage');
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}
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$values['tutor_name'] = $_user['firstName']." ".$_user['lastName'];
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$form->setDefaults($values);
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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 = $course_values['wanted_code'];
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$tutor_name = $course_values['tutor_name'];
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$category_code = $course_values['category_code'];
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$title = $course_values['title'];
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$course_language = $course_values['course_language'];
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if (trim($wanted_code) == '') {
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$wanted_code = generate_course_code(substr($title,0,$maxlength));
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}
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$keys = define_course_keys($wanted_code, "", $_configuration['db_prefix']);
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$sql_check = sprintf('SELECT * FROM '.$table_course.' WHERE visual_code = "%s"',Database :: escape_string($wanted_code));
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$result_check = api_sql_query($sql_check,__FILE__,__LINE__); //I don't know why this api function doesn't work...
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if ( Database::num_rows($result_check)<1 ) {
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if (sizeof($keys)) {
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$visual_code = $keys["currentCourseCode"];
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$code = $keys["currentCourseId"];
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$db_name = $keys["currentCourseDbName"];
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$directory = $keys["currentCourseRepository"];
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$expiration_date = time() + $firstExpirationDelay;
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prepare_course_repository($directory, $code);
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update_Db_course($db_name);
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$pictures_array=fill_course_repository($directory);
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fill_Db_course($db_name, $directory, $course_language,$pictures_array);
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register_course($code, $visual_code, $directory, $db_name, $tutor_name, $category_code, $title, $course_language, api_get_user_id(), $expiration_date);
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}
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$link = api_get_path(WEB_COURSE_PATH).$directory.'/';
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$message = get_lang('JustCreated');
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$message .= ' <a href="'.$link.'">'.$visual_code."</a>";
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$message .= "<br /><br /><br />";
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$message .= '<a class="bottom-link" href="'.api_get_path(WEB_PATH).'user_portal.php">'.get_lang('Enter').'</a>';
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Display :: display_confirmation_message($message,false);
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} else {
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Display :: display_error_message(get_lang('CourseCodeAlreadyExists'),false);
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$form->display();
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//echo '<p>'.get_lang('CourseCodeAlreadyExistExplained').'</p>';
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}
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} else {
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// Display the form
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$form->display();
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echo '<p>'.get_lang('Explanation').'</p>';
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}
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/*
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==============================================================================
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FOOTER
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==============================================================================
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*/
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Display :: display_footer(); |