"group.php", "name" => get_lang('Groups'));
if (!api_is_allowed_to_edit(false,true)) {
api_not_allowed(true);
}
/*
==============================================================================
FUNCTIONS
==============================================================================
*/
/**
* function to sort users after getting the list in the db. Necessary because there are 2 or 3 queries. Called by usort()
*/
function sort_users($user_a, $user_b) {
if (api_sort_by_first_name()) {
$cmp = api_strcmp($user_a['firstname'], $user_b['firstname']);
if ($cmp !== 0) {
return $cmp;
} else {
$cmp = api_strcmp($user_a['lastname'], $user_b['lastname']);
if ($cmp !== 0) {
return $cmp;
} else {
return api_strcmp($user_a['username'], $user_b['username']);
}
}
} else {
$cmp = api_strcmp($user_a['lastname'], $user_b['lastname']);
if ($cmp !== 0) {
return $cmp;
} else {
$cmp = api_strcmp($user_a['firstname'], $user_b['firstname']);
if ($cmp !== 0) {
return $cmp;
} else {
return api_strcmp($user_a['username'], $user_b['username']);
}
}
}
}
/**
* Function to check the given max number of members per group
*/
function check_max_number_of_members($value) {
$max_member_no_limit = $value['max_member_no_limit'];
if ($max_member_no_limit == MEMBER_PER_GROUP_NO_LIMIT) {
return true;
}
$max_member = $value['max_member'];
return is_numeric($max_member);
}
/**
* Function to check if the number of selected group members is valid
*/
function check_group_members($value) {
if ($value['max_member_no_limit'] == MEMBER_PER_GROUP_NO_LIMIT) {
return true;
}
if (isset($value['max_member']) && isset($value['group_members']) && $value['max_member'] < count($value['group_members'])) {
return array ('group_members' => get_lang('GroupTooMuchMembers'));
}
return true;
}
/*
==============================================================================
MAIN CODE
==============================================================================
*/
// Build form
$form = new FormValidator('group_edit');
$form->addElement('header', '', $nameTools);
$form->addElement('hidden', 'action');
$form->addElement('hidden', 'referer');
// Group name
$form->add_textfield('name', get_lang('GroupName'));
// Description
$form->addElement('textarea', 'description', get_lang('GroupDescription'), array ('cols' => 50, 'rows' => 6));
// Tutors: this has been replaced with the new tutors code
//$tutors = GroupManager :: get_all_tutors();
//$possible_tutors[0] = get_lang('GroupNoTutor');
//foreach ($tutors as $index => $tutor)
//{
// $possible_tutors[$tutor['user_id']] = api_get_person_name($tutor['lastname'], $tutor['firstname']);
//}
//$group = array ();
//$group[] = & $form->createElement('select', 'tutor_id', null, $possible_tutors);
//$group[] = & $form->createElement('static', null, null, ' '.get_lang('AddTutors').'');
//$form->addGroup($group, 'tutor_group', get_lang('GroupTutor'), '', false);
// Members per group
$form->addElement('radio', 'max_member_no_limit', get_lang('GroupLimit'), get_lang('NoLimit'), MEMBER_PER_GROUP_NO_LIMIT);
$group = array ();
$group[] = & $form->createElement('radio', 'max_member_no_limit', null, get_lang('Max'), 1);
$group[] = & $form->createElement('text', 'max_member', null, array ('size' => 2));
$group[] = & $form->createElement('static', null, null, get_lang('GroupPlacesThis'));
$form->addGroup($group, 'max_member_group', null, '', false);
$form->addRule('max_member_group', get_lang('InvalidMaxNumberOfMembers'), 'callback', 'check_max_number_of_members');
// Self registration
$form->addElement('checkbox', 'self_registration_allowed', get_lang('GroupSelfRegistration'), get_lang('GroupAllowStudentRegistration'), 1);
$form->addElement('checkbox', 'self_unregistration_allowed', null, get_lang('GroupAllowStudentUnregistration'), 1);
// Documents settings
$form->addElement('radio', 'doc_state', get_lang('GroupDocument'), get_lang('NotAvailable'), TOOL_NOT_AVAILABLE);
$form->addElement('radio', 'doc_state', null, get_lang('Public'), TOOL_PUBLIC);
$form->addElement('radio', 'doc_state', null, get_lang('Private'), TOOL_PRIVATE);
// Work settings
$form->addElement('radio', 'work_state', get_lang('GroupWork'), get_lang('NotAvailable'), TOOL_NOT_AVAILABLE);
$form->addElement('radio', 'work_state', null, get_lang('Public'), TOOL_PUBLIC);
$form->addElement('radio', 'work_state', null, get_lang('Private'), TOOL_PRIVATE);
// Calendar settings
$form->addElement('radio', 'calendar_state', get_lang('GroupCalendar'), get_lang('NotAvailable'), TOOL_NOT_AVAILABLE);
$form->addElement('radio', 'calendar_state', null, get_lang('Public'), TOOL_PUBLIC);
$form->addElement('radio', 'calendar_state', null, get_lang('Private'), TOOL_PRIVATE);
// Announcements settings
$form->addElement('radio', 'announcements_state', get_lang('GroupAnnouncements'), get_lang('NotAvailable'), TOOL_NOT_AVAILABLE);
$form->addElement('radio', 'announcements_state', null, get_lang('Public'), TOOL_PUBLIC);
$form->addElement('radio', 'announcements_state', null, get_lang('Private'), TOOL_PRIVATE);
//Forum settings
$form->addElement('radio', 'forum_state', get_lang('GroupForum'), get_lang('NotAvailable'), TOOL_NOT_AVAILABLE);
$form->addElement('radio', 'forum_state', null, get_lang('Public'), TOOL_PUBLIC);
$form->addElement('radio', 'forum_state', null, get_lang('Private'), TOOL_PRIVATE);
// Wiki settings
$form->addElement('radio', 'wiki_state', get_lang('GroupWiki'), get_lang('NotAvailable'), TOOL_NOT_AVAILABLE);
$form->addElement('radio', 'wiki_state', null, get_lang('Public'), TOOL_PUBLIC);
$form->addElement('radio', 'wiki_state', null, get_lang('Private'), TOOL_PRIVATE);
// Chat settings
$form->addElement('radio', 'chat_state', get_lang('Chat'), get_lang('NotAvailable'), TOOL_NOT_AVAILABLE);
$form->addElement('radio', 'chat_state', null, get_lang('Public'), TOOL_PUBLIC);
$form->addElement('radio', 'chat_state', null, get_lang('Private'), TOOL_PRIVATE);
// getting all the users
if (isset($_SESSION['id_session'])) {
$complete_user_list = CourseManager :: get_user_list_from_course_code($_course['id'],true,$_SESSION['id_session']);
$complete_user_list2 = CourseManager :: get_coach_list_from_course_code($_course['id'],$_SESSION['id_session']);
$complete_user_list = array_merge($complete_user_list,$complete_user_list2);
} else {
$complete_user_list = CourseManager :: get_user_list_from_course_code($_course['id']);
}
usort($complete_user_list, 'sort_users');
$possible_users = array ();
foreach ($complete_user_list as $index => $user) {
$possible_users[$user['user_id']] = api_get_person_name($user['firstname'], $user['lastname']).' ('.$user['username'].')';
}
//print_r($complete_user_list2);
// Group tutors
$group_tutor_list = GroupManager :: get_subscribed_tutors($current_group['id']);
$selected_users = array ();
$selected_tutors = array();
foreach ($group_tutor_list as $index => $user) {
//$possible_users[$user['user_id']] = api_get_person_name($user['firstname'], .$user['lastname']);
$selected_tutors[] = $user['user_id'];
}
$group_tutors_element = $form->addElement('advmultiselect', 'group_tutors', get_lang('GroupTutors'), $possible_users, 'style="width: 225px;"');
$group_tutors_element->setElementTemplate('
{javascript}
| {label_2} |
| {label_3} |
|---|
| {unselected} |
{add}
{remove} |
{selected} |
');
$group_tutors_element->setButtonAttributes('add',array('class'=>'arrowr'));
$group_tutors_element->setButtonAttributes('remove',array('class'=>'arrowl'));
// Group members
$group_member_list = GroupManager :: get_subscribed_users($current_group['id']);
$selected_users = array ();
foreach ($group_member_list as $index => $user) {
//$possible_users[$user['user_id']] = api_get_person_name($user['firstname'], $user['lastname']);
$selected_users[] = $user['user_id'];
}
$group_members_element = $form->addElement('advmultiselect', 'group_members', get_lang('GroupMembers'), $possible_users, 'style="width: 225px;"');
$group_members_element->setElementTemplate('
{javascript}
| {label_2} |
| {label_3} |
|---|
| {unselected} |
{add}
{remove} |
{selected} |
');
$group_members_element->setButtonAttributes('add',array('class'=>'arrowr'));
$group_members_element->setButtonAttributes('remove',array('class'=>'arrowl'));
$form->addFormRule('check_group_members');
// submit button
$form->addElement('style_submit_button', 'submit', get_lang('PropModify'), 'class="save"');
if ($form->validate()) {
$values = $form->exportValues();
if ($values['max_member_no_limit'] == MEMBER_PER_GROUP_NO_LIMIT) {
$max_member = MEMBER_PER_GROUP_NO_LIMIT;
} else {
$max_member = $values['max_member'];
}
$self_registration_allowed = isset ($values['self_registration_allowed']) ? 1 : 0;
$self_unregistration_allowed = isset ($values['self_unregistration_allowed']) ? 1 : 0;
GroupManager :: set_group_properties($current_group['id'], strip_tags($values['name']), strip_tags($values['description']), $max_member, $values['doc_state'], $values['work_state'], $values['calendar_state'], $values['announcements_state'], $values['forum_state'],$values['wiki_state'], $values['chat_state'], $self_registration_allowed, $self_unregistration_allowed);
// storing the tutors (we first remove all the tutors and then add only those who were selected)
GroupManager :: unsubscribe_all_tutors($current_group['id']);
if (isset ($_POST['group_tutors']) && count($_POST['group_tutors']) > 0) {
GroupManager :: subscribe_tutors($values['group_tutors'], $current_group['id']);
}
// storing the users (we first remove all users and then add only those who were selected)
GroupManager :: unsubscribe_all_users($current_group['id']);
if (isset ($_POST['group_members']) && count($_POST['group_members']) > 0) {
GroupManager :: subscribe_users($values['group_members'], $current_group['id']);
}
// returning to the group area (note: this is inconsistent with the rest of dokeos)
$cat = GroupManager :: get_category_from_group($current_group['id']);
header('Location: '.$values['referer'].'?action=show_msg&msg='.get_lang('GroupSettingsModified').'&category='.$cat['id']);
}
$defaults = $current_group;
$defaults['group_members'] = $selected_users;
$defaults['group_tutors'] = $selected_tutors;
isset($_GET['action'])?$action=$_GET['action']:$action='';
$defaults['action'] = $action;
if ($defaults['maximum_number_of_students'] == MEMBER_PER_GROUP_NO_LIMIT) {
$defaults['max_member_no_limit'] = MEMBER_PER_GROUP_NO_LIMIT;
} else {
$defaults['max_member_no_limit'] = 1;
$defaults['max_member'] = $defaults['maximum_number_of_students'];
}
$referer = parse_url($_SERVER['HTTP_REFERER']);
$referer = basename($referer['path']);
if ($referer != 'group_space.php' && $referer != 'group.php') {
$referer = 'group.php';
}
if (isset($_POST['group_members'])) {
if (count($_POST['group_members'])<=$defaults['max_member']) {
//
} else {
header('Location:group_edit.php?show_message='.get_lang('GroupTooMuchMembers'));
}
}
Display :: display_header($nameTools, "Group");
?>
setDefaults($defaults);
$form->display();
/*
==============================================================================
FOOTER
==============================================================================
*/
Display :: display_footer();
?>