'group.php', 'name' => get_lang('Groups')];
$interbreadcrumb[] = ['url' => 'group_space.php?'.api_get_cidreq(), 'name' => $current_group['name']];
$is_group_member = GroupManager::is_tutor_of_group(api_get_user_id(), $current_group);
if (!api_is_allowed_to_edit(false, true) && !$is_group_member) {
api_not_allowed(true);
}
/**
* 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)
{
$orderListByOfficialCode = api_get_setting('order_user_list_by_official_code');
if ($orderListByOfficialCode === 'true') {
$cmp = api_strcmp($user_a['official_code'], $user_b['official_code']);
if ($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']);
}
}
}
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'], $user_b['username']);
}
}
}
}
/**
* Function to check if the number of selected group members is valid.
*/
function check_group_members($value)
{
if ($value['max_student'] == GroupManager::MEMBER_PER_GROUP_NO_LIMIT) {
return true;
}
if (isset($value['max_student']) &&
isset($value['group_members']) &&
$value['max_student'] < count($value['group_members'])
) {
return ['group_members' => get_lang('Number proposed exceeds max. that you allowed (you can modify in the group settings). Group composition has not been modified')];
}
return true;
}
$htmlHeadXtra[] = '';
// Build form
$form = new FormValidator(
'group_edit',
'post',
api_get_self().'?'.api_get_cidreq()
);
$form->addElement('hidden', 'action');
$form->addElement('hidden', 'max_student', $current_group['max_student']);
$complete_user_list = CourseManager::get_user_list_from_course_code(
api_get_course_id(),
api_get_session_id()
);
$subscribedTutors = GroupManager::getTutors($current_group);
if ($subscribedTutors) {
$subscribedTutors = array_column($subscribedTutors, 'user_id');
}
$orderUserListByOfficialCode = api_get_setting('order_user_list_by_official_code');
$possible_users = [];
$userGroup = new UserGroup();
if (!empty($complete_user_list)) {
usort($complete_user_list, 'sort_users');
foreach ($complete_user_list as $index => $user) {
if (in_array($user['user_id'], $subscribedTutors)) {
continue;
}
//prevent invitee users add to groups or tutors - see #8091
if ($user['status'] != INVITEE) {
$officialCode = !empty($user['official_code']) ? ' - '.$user['official_code'] : null;
$groups = $userGroup->getUserGroupListByUser($user['user_id']);
$groupNameListToString = '';
if (!empty($groups)) {
$groupNameList = array_column($groups, 'name');
$groupNameListToString = ' - ['.implode(', ', $groupNameList).']';
}
$name = api_get_person_name($user['firstname'], $user['lastname']).
' ('.$user['username'].')'.$officialCode;
if ($orderUserListByOfficialCode === 'true') {
$officialCode = !empty($user['official_code']) ? $user['official_code']." - " : '? - ';
$name = $officialCode.' '.api_get_person_name($user['firstname'], $user['lastname']).' ('.$user['username'].')';
}
$possible_users[$user['user_id']] = $name.$groupNameListToString;
}
}
}
// Group members
$group_member_list = GroupManager::get_subscribed_users($current_group);
$selected_users = [];
if (!empty($group_member_list)) {
foreach ($group_member_list as $index => $user) {
$selected_users[] = $user['user_id'];
}
}
$group_members_element = $form->addElement(
'advmultiselect',
'group_members',
get_lang('Group members'),
$possible_users
);
$form->addFormRule('check_group_members');
// submit button
$form->addButtonSave(get_lang('Save settings'));
if ($form->validate()) {
$values = $form->exportValues();
// Storing the users (we first remove all users and then add only those who were selected)
GroupManager::unsubscribe_all_users($current_group);
if (isset($_POST['group_members']) && count($_POST['group_members']) > 0) {
GroupManager::subscribe_users(
$values['group_members'],
$current_group
);
}
// Returning to the group area (note: this is inconsistent with the rest of chamilo)
$cat = GroupManager::get_category_from_group($current_group['iid']);
$max_member = $current_group['max_student'];
if (isset($_POST['group_members']) &&
count($_POST['group_members']) > $max_member &&
$max_member != GroupManager::MEMBER_PER_GROUP_NO_LIMIT
) {
Display::addFlash(Display::return_message(get_lang('Number proposed exceeds max. that you allowed (you can modify in the group settings). Group composition has not been modified'), 'warning'));
header('Location: group.php?'.api_get_cidreq(true, false));
} else {
Display::addFlash(Display::return_message(get_lang('Group settings modified'), 'success'));
header('Location: group.php?'.api_get_cidreq(true, false).'&category='.$cat['id']);
}
exit;
}
$action = isset($_GET['action']) ? $_GET['action'] : null;
switch ($action) {
case 'empty':
if (api_is_allowed_to_edit(false, true)) {
GroupManager:: unsubscribe_all_users($current_group);
echo Display::return_message(get_lang('The group is now empty'), 'confirm');
}
break;
}
$defaults = $current_group;
$defaults['group_members'] = $selected_users;
$action = isset($_GET['action']) ? $_GET['action'] : '';
$defaults['action'] = $action;
if (!empty($_GET['keyword']) && !empty($_GET['submit'])) {
$keyword_name = Security::remove_XSS($_GET['keyword']);
echo '
'.get_lang('Search results for:').' '.$keyword_name.'
';
}
Display::display_header($nameTools, 'Group');
$form->setDefaults($defaults);
echo GroupManager::getSettingBar('member');
$form->display();
Display::display_footer();