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- <?php // $Id: course_edit.php 20441 2009-05-10 07:39:15Z ivantcholakov $
- /* For licensing terms, see /dokeos_license.txt */
- /**
- ==============================================================================
- * @package dokeos.admin
- ==============================================================================
- */
- /*
- ==============================================================================
- INIT SECTION
- ==============================================================================
- */
- // name of the language file that needs to be included
- $language_file = 'admin';
- $cidReset = true;
- include ('../inc/global.inc.php');
- $this_section=SECTION_PLATFORM_ADMIN;
- api_protect_admin_script();
- include (api_get_path(LIBRARY_PATH).'fileManage.lib.php');
- require_once (api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php');
- require_once (api_get_path(LIBRARY_PATH).'course.lib.php');
- $course_table = Database::get_main_table(TABLE_MAIN_COURSE);
- $course_user_table = Database::get_main_table(TABLE_MAIN_COURSE_USER);
- $course_code = isset($_GET['course_code']) ? $_GET['course_code'] : $_POST['code'];
- $noPHP_SELF = true;
- $tool_name = get_lang('ModifyCourseInfo');
- $interbreadcrumb[] = array ("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
- $interbreadcrumb[] = array ("url" => "course_list.php", "name" => get_lang('AdminCourses'));
- /*
- -----------------------------------------------------------
- Libraries
- -----------------------------------------------------------
- */
- /*
- ==============================================================================
- FUNCTIONS
- ==============================================================================
- */
- /*
- ==============================================================================
- MAIN CODE
- ==============================================================================
- */
- // Get all course categories
- $table_user = Database :: get_main_table(TABLE_MAIN_USER);
- //Get the course infos
- $sql = "SELECT * FROM $course_table WHERE code='".Database::escape_string($course_code)."'";
- $result = api_sql_query($sql, __FILE__, __LINE__);
- if (Database::num_rows($result) != 1)
- {
- header('Location: course_list.php');
- exit ();
- }
- $course = Database::fetch_array($result,'ASSOC');
- // Get course teachers
- $table_course_user = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
- $order_clause = api_sort_by_first_name() ? ' ORDER BY firstname, lastname' : ' ORDER BY lastname, firstname';
- $sql = "SELECT user.user_id,lastname,firstname FROM $table_user as user,$table_course_user as course_user WHERE course_user.status='1' AND course_user.user_id=user.user_id AND course_user.course_code='".$course_code."'".$order_clause;
- $res = api_sql_query($sql,__FILE__,__LINE__);
- $course_teachers = array();
- while($obj = Database::fetch_object($res))
- {
- $course_teachers[$obj->user_id] = api_get_person_name($obj->firstname, $obj->lastname);
- }
- // Get all possible teachers without the course teachers
- $sql = "SELECT user_id,lastname,firstname FROM $table_user WHERE status='1'".$order_clause;
- $res = api_sql_query($sql,__FILE__,__LINE__);
- $teachers = array();
- $platform_teachers[0] = '-- '.get_lang('NoManager').' --';
- while($obj = Database::fetch_object($res))
- {
- if(!array_key_exists($obj->user_id,$course_teachers)){
- $teachers[$obj->user_id] = api_get_person_name($obj->firstname, $obj->lastname);
- }
- if($course['tutor_name']==$course_teachers[$obj->user_id]){
- $course['tutor_name']=$obj->user_id;
- }
- //We add in the array platform teachers
- $platform_teachers[$obj->user_id] = api_get_person_name($obj->firstname, $obj->lastname);
- }
- //Case where there is no teacher in the course
- if(count($course_teachers)==0){
- $sql='SELECT tutor_name FROM '.$course_table.' WHERE code="'.$course_code.'"';
- $res = api_sql_query($sql,__FILE__,__LINE__);
- $tutor_name=Database::result($res,0,0);
- $course['tutor_name']=array_search($tutor_name,$platform_teachers);
- }
- // Build the form
- $form = new FormValidator('update_course');
- $form->addElement('hidden','code',$course_code);
- $form->add_textfield('visual_code', get_lang('CourseCode'));
- $form->applyFilter('visual_code','strtoupper');
- $form->applyFilter('visual_code','html_filter');
- //$form->add_textfield('tutor_name', get_lang('CourseTitular'));
- $form->addElement('select', 'tutor_name', get_lang('CourseTitular'), $platform_teachers);
- $form->applyFilter('tutor_name','html_filter');
- //$form->addElement('select', 'course_teachers', get_lang('CourseTeachers'), $teachers, 'multiple=multiple size="4" style="width: 150px;"');
- $group=array();
- $group[] = FormValidator::createElement('select', 'platform_teachers', '', $teachers, 'id="platform_teachers" multiple=multiple size="4" style="width: 150px;"');
- $group[] = FormValidator::createElement('select', 'course_teachers', '', $course_teachers, 'id="course_teachers" multiple=multiple size="4" style="width: 150px;"');
- $element_template = <<<EOT
- <div class="row">
- <div class="label">
- <!-- BEGIN required --><span class="form_required">*</span> <!-- END required -->{label}
- </div>
- <div class="formw" style="display:inline">
- <table cellpadding="0" cellspacing="0">
- <tr>
- <!-- BEGIN error --><span class="form_error">{error}</span><br /><!-- END error --> <td>{element}</td>
- </tr>
- </table>
- </div>
- </div>
- EOT;
- $renderer = $form->defaultRenderer();
- $renderer -> setElementTemplate($element_template, 'group');
- $form -> addGroup($group,'group',get_lang('CourseTeachers'),'</td><td width="50" align="center"><input type="button" onclick="moveItem(document.getElementById(\'platform_teachers\'), document.getElementById(\'course_teachers\'))" value=">>"><br><br><input type="button" onclick="moveItem(document.getElementById(\'course_teachers\'), document.getElementById(\'platform_teachers\'))" value="<<"></td><td>');
- //title
- $form->add_textfield( 'title', get_lang('Title'),true, array ('size' => '60'));
- $form->applyFilter('title','html_filter');
- $form->applyFilter('title','trim');
- $categories_select = $form->addElement('select', 'category_code', get_lang('CourseFaculty'), $categories);
- CourseManager::select_and_sort_categories($categories_select);
- $form->add_textfield( 'department_name', get_lang('CourseDepartment'), false,array ('size' => '60'));
- $form->applyFilter('department_name','html_filter');
- $form->applyFilter('department_name','trim');
- $form->add_textfield( 'department_url', get_lang('CourseDepartmentURL'),false, array ('size' => '60'));
- $form->applyFilter('department_url','html_filter');
- $form->applyFilter('department_url','trim');
- $form->addElement('select_language', 'course_language', get_lang('CourseLanguage'));
- $form->applyFilter('select_language','html_filter');
- $form->addElement('radio', 'visibility', get_lang("CourseAccess"), get_lang('OpenToTheWorld'), COURSE_VISIBILITY_OPEN_WORLD);
- $form->addElement('radio', 'visibility', null, get_lang('OpenToThePlatform'), COURSE_VISIBILITY_OPEN_PLATFORM);
- $form->addElement('radio', 'visibility', null, get_lang('Private'), COURSE_VISIBILITY_REGISTERED);
- $form->addElement('radio', 'visibility', null, get_lang('CourseVisibilityClosed'), COURSE_VISIBILITY_CLOSED);
- $form->addElement('radio', 'subscribe', get_lang('Subscription'), get_lang('Allowed'), 1);
- $form->addElement('radio', 'subscribe', null, get_lang('Denied'), 0);
- $form->addElement('radio', 'unsubscribe', get_lang('Unsubscription'), get_lang('AllowedToUnsubscribe'), 1);
- $form->addElement('radio', 'unsubscribe', null, get_lang('NotAllowedToUnsubscribe'), 0);
- $form->addElement('text','disk_quota',get_lang('CourseQuota'));
- $form->addRule('disk_quota', get_lang('ThisFieldIsRequired'),'required');
- $form->addRule('disk_quota',get_lang('ThisFieldShouldBeNumeric'),'numeric');
- $form->addElement('style_submit_button', 'button', get_lang('ModifyCourseInfo'),'onclick="valide()"; class="save"');
- // Set some default values
- $course_db_name = $course['db_name'];
- $course['title'] = api_html_entity_decode($course['title'], ENT_QUOTES, $charset);
- $form->setDefaults($course);
- // Validate form
- if( $form->validate())
- {
- $course = $form->getSubmitValues();
- $dbName = $_POST['dbName'];
- $course_code = $course['code'];
- $visual_code = $course['visual_code'];
- // Check if the visual code is already used by *another* course
- $visual_code_is_used = false;
- error_log($visual_code);
- $warn = get_lang('TheFollowingCoursesAlreadyUseThisVisualCode').':';
- if (!empty($visual_code)) {
- $list = CourseManager::get_courses_info_from_visual_code($visual_code);
- foreach ($list as $course_temp) {
- error_log($course_temp['code']);
- if ($course_temp['code'] != $course_code) {
- $visual_code_is_used = true;
- $warn .= ' '.$course_temp['title'].' ('.$course_temp['code'].'),';
- }
- }
- $warn = substr($warn,0,-1);
- }
- $tutor_id = $course['tutor_name'];
- $tutor_name=$platform_teachers[$tutor_id];
- $teachers = $course['group']['course_teachers'];
- $title = $course['title'];
- $category_code = $course['category_code'];
- $department_name = $course['department_name'];
- $department_url = $course['department_url'];
- $course_language = $course['course_language'];
- $disk_quota = $course['disk_quota'];
- $visibility = $course['visibility'];
- $subscribe = $course['subscribe'];
- $unsubscribe = $course['unsubscribe'];
- if (!stristr($department_url, 'http://'))
- {
- $department_url = 'http://'.$department_url;
- }
- $sql = "UPDATE $course_table SET course_language='".Database::escape_string($course_language)."',
- title='".Database::escape_string($title)."',
- category_code='".Database::escape_string($category_code)."',
- tutor_name='".Database::escape_string($tutor_name)."',
- visual_code='".Database::escape_string($visual_code)."',
- department_name='".Database::escape_string($department_name)."',
- department_url='".Database::escape_string($department_url)."',
- disk_quota='".Database::escape_string($disk_quota)."',
- visibility = '".Database::escape_string($visibility)."',
- subscribe = '".Database::escape_string($subscribe)."',
- unsubscribe='".Database::escape_string($unsubscribe)."'
- WHERE code='".Database::escape_string($course_code)."'";
- api_sql_query($sql, __FILE__, __LINE__);
- //Delete only teacher relations that doesn't match the selected teachers
- $cond='';
- if(count($teachers)>0){
- foreach($teachers as $key) $cond.=" AND user_id<>'".$key."'";
- }
- $sql='DELETE FROM '.$course_user_table.' WHERE course_code="'.Database::escape_string($course_code).'" AND status="1"'.$cond;
- api_sql_query($sql, __FILE__, __LINE__);
- if(count($teachers)>0){
- foreach($teachers as $key){
- //We check if the teacher is already subscribed in this course
- $sql_select_teacher = 'SELECT 1 FROM '.$course_user_table.' WHERE user_id = "'.$key.'" AND course_code = "'.$course_code.'"';
- $result = api_sql_query($sql_select_teacher, __FILE__, __LINE__);
- if(Database::num_rows($result) == 1){
- $sql = 'UPDATE '.$course_user_table.' SET status = "1" WHERE course_code = "'.$course_code.'" AND user_id = "'.$key.'"';
- }
- else{
- $sql = "INSERT INTO ".$course_user_table . " SET
- course_code = '".Database::escape_string($course_code). "',
- user_id = '".$key . "',
- status = '1',
- role = '',
- tutor_id='0',
- sort='0',
- user_course_cat='0'";
- }
- api_sql_query($sql, __FILE__, __LINE__);
- }
- }
- $sql = "INSERT IGNORE INTO ".$course_user_table . " SET
- course_code = '".Database::escape_string($course_code). "',
- user_id = '".$tutor_id . "',
- status = '1',
- role = '',
- tutor_id='0',
- sort='0',
- user_course_cat='0'";
- api_sql_query($sql, __FILE__, __LINE__);
- $forum_config_table = Database::get_course_table(TOOL_FORUM_CONFIG_TABLE,$course_db_name);
- $sql = "UPDATE ".$forum_config_table." SET default_lang='".Database::escape_string($course_language)."'";
- if ($visual_code_is_used == true) {
- header('Location: course_list.php?action=show_msg&warn='.urlencode($warn));
- } else {
- header('Location: course_list.php');
- }
- exit ();
- }
- Display::display_header($tool_name);
- echo "<script>
- function moveItem(origin , destination){
- for(var i = 0 ; i<origin.options.length ; i++) {
- if(origin.options[i].selected) {
- destination.options[destination.length] = new Option(origin.options[i].text,origin.options[i].value);
- origin.options[i]=null;
- i = i-1;
- }
- }
- destination.selectedIndex = -1;
- sortOptions(destination.options);
- }
- function sortOptions(options) {
- newOptions = new Array();
- for (i = 0 ; i<options.length ; i++)
- newOptions[i] = options[i];
- newOptions = newOptions.sort(mysort);
- options.length = 0;
- for(i = 0 ; i < newOptions.length ; i++)
- options[i] = newOptions[i];
- }
- function mysort(a, b){
- if(a.text.toLowerCase() > b.text.toLowerCase()){
- return 1;
- }
- if(a.text.toLowerCase() < b.text.toLowerCase()){
- return -1;
- }
- return 0;
- }
- function valide(){
- var options = document.getElementById('course_teachers').options;
- for (i = 0 ; i<options.length ; i++)
- options[i].selected = true;
- document.update_course.submit();
- }
- </script>";
- //api_display_tool_title($tool_name);
- // Display the form
- $form->display();
- /*
- ==============================================================================
- FOOTER
- ==============================================================================
- */
- Display :: display_footer();
- ?>
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