'group.php', 'name' => get_lang('Groups'));
$interbreadcrumb[] = array ('url' => 'group_space.php?'.api_get_cidReq(), 'name' => $current_group['name']);
$is_group_member = GroupManager::is_tutor_of_group(api_get_user_id(), $group_id);
if (!api_is_allowed_to_edit(false, true) && !$is_group_member) {
api_not_allowed(true);
}
/* FUNCTIONS */
/**
* List all users registered to the course
*/
function search_members_keyword($firstname, $lastname, $username, $official_code, $keyword)
{
if (api_strripos($firstname, $keyword) !== false ||
api_strripos($lastname, $keyword) !== false ||
api_strripos($username, $keyword) !== false ||
api_strripos($official_code, $keyword) !== false
) {
return true;
} else {
return false;
}
}
/**
* Function to sort users after getting the list in the DB.
* Necessary because there are 2 or 3 queries. Called by usort()
*/
function sort_users($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'], $user_b['username']);
}
}
}
}
/**
* Function to check if the number of selected group members is valid
*/
function check_group_members($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 array('group_members' => get_lang('GroupTooMuchMembers'));
}
return true;
}
/* MAIN CODE */
$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']);
$complete_user_list = GroupManager::fill_groups_list($current_group['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'].')';
}
// Group members
$group_member_list = GroupManager :: get_subscribed_users($current_group['id']);
$selected_users = array ();
foreach ($group_member_list as $index => $user) {
$selected_users[] = $user['user_id'];
}
// possible : number_groups_left > 0 and is group member
$possible_users = array();
foreach ($complete_user_list as $index => $user) {
if ($user['number_groups_left'] > 0 || in_array($user['user_id'], $selected_users)) {
$possible_users[$user['user_id']] = api_get_person_name($user['firstname'], $user['lastname']).' ('.$user['username'].')';
}
}
$group_members_element = $form->addElement('advmultiselect', 'group_members', get_lang('GroupMembers'), $possible_users, 'style="width: 280px;"');
$group_members_element->setElementTemplate('
{javascript}
| {label_2} |
| {label_3} |
|---|
| {unselected} |
{add}
{remove} |
{selected} |
');
$group_members_element->setButtonAttributes('add', array('class' => 'btn arrowr'));
$group_members_element->setButtonAttributes('remove', array('class' => 'btn arrowl'));
$form->addFormRule('check_group_members');
/*$url = ''.
get_lang('EmptyGroup').' ';
$form->addElement('label', null, $url);*/
// submit button
$form->addElement('style_submit_button', 'submit', get_lang('SaveSettings'), 'class="save"');
if ($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['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 chamilo)
$cat = GroupManager :: get_category_from_group($current_group['id']);
if (isset($_POST['group_members']) && count($_POST['group_members']) > $max_member && $max_member != GroupManager::MEMBER_PER_GROUP_NO_LIMIT) {
header('Location: group.php?'.api_get_cidreq(true, false).'&action=warning_message&msg='.get_lang('GroupTooMuchMembers'));
} else {
header('Location: group.php?'.api_get_cidreq(true, false).'&action=success_message&msg='.get_lang('GroupSettingsModified').'&category='.$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($group_id);
Display :: display_confirmation_message(get_lang('GroupEmptied'));
}
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('SearchResultsFor').' '.$keyword_name.'
';
}
Display :: display_header($nameTools, 'Group');
//@todo fix this
if (isset($_GET['show_message_warning'])) {
echo Display::display_warning_message($_GET['show_message_warning']);
}
if (isset($_GET['show_message_sucess'])) {
echo Display::display_normal_message($_GET['show_message_sucess']);
}
$form->setDefaults($defaults);
echo GroupManager::getSettingBar('member');
$form->display();
Display :: display_footer();