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Chamilo is a learning management system focused on ease of use and accessibility
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chamilo-lms/main/group/group_space.php

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<?php
/* For licensing terms, see /license.txt */
/**
* This script shows the group space for one specific group, possibly displaying
* a list of users in the group, subscribe or unsubscribe option, tutors...
*
* @package chamilo.group
*
* @todo Display error message if no group ID specified
*/
require_once __DIR__.'/../inc/global.inc.php';
$current_course_tool = TOOL_GROUP;
// Notice for unauthorized people.
api_protect_course_script(true, false, 'group');
require_once api_get_path(SYS_CODE_PATH).'forum/forumfunction.inc.php';
$group_id = api_get_group_id();
$user_id = api_get_user_id();
$current_group = GroupManager::get_group_properties($group_id);
$group_id = $current_group['iid'];
if (empty($current_group)) {
api_not_allowed(true);
}
$this_section = SECTION_COURSES;
$nameTools = get_lang('GroupSpace');
$interbreadcrumb[] = [
'url' => 'group.php?'.api_get_cidreq(),
'name' => get_lang('Groups'),
];
/* Ensure all private groups // Juan Carlos Raña Trabado */
$forums_of_groups = get_forums_of_group($current_group);
if (!GroupManager::userHasAccessToBrowse($user_id, $current_group, api_get_session_id())) {
api_not_allowed(true);
}
/* Actions and Action links */
/*
* User wants to register in this group
*/
if (!empty($_GET['selfReg']) &&
GroupManager::is_self_registration_allowed($user_id, $current_group)
) {
GroupManager::subscribe_users($user_id, $current_group);
Display::addFlash(Display::return_message(get_lang('GroupNowMember')));
}
/*
* User wants to unregister from this group
*/
if (!empty($_GET['selfUnReg']) &&
GroupManager::is_self_unregistration_allowed($user_id, $current_group)
) {
GroupManager::unsubscribe_users($user_id, $current_group);
Display::addFlash(
Display::return_message(get_lang('StudentDeletesHimself'), 'normal')
);
}
Display::display_header(
$nameTools.' '.Security::remove_XSS($current_group['name']),
'Group'
);
/* Introduction section (editable by course admin) */
Display::display_introduction_section(TOOL_GROUP);
echo '<div class="actions">';
echo '<a href="'.api_get_path(WEB_CODE_PATH).'group/group.php?'.api_get_cidreq().'">'.
Display::return_icon(
'back.png',
get_lang('BackToGroupList'),
'',
ICON_SIZE_MEDIUM
).
'</a>';
/*
* Register to group
*/
$subscribe_group = '';
if (GroupManager::is_self_registration_allowed($user_id, $current_group)) {
$subscribe_group = '<a class="btn btn-default" href="'.api_get_self().'?selfReg=1&group_id='.$current_group['id'].'" onclick="javascript: if(!confirm('."'".addslashes(api_htmlentities(get_lang("ConfirmYourChoice"), ENT_QUOTES))."'".')) return false;">'.
get_lang('RegIntoGroup').'</a>';
}
/*
* Unregister from group
*/
$unsubscribe_group = '';
if (GroupManager :: is_self_unregistration_allowed($user_id, $current_group)) {
$unsubscribe_group = '<a class="btn btn-default" href="'.api_get_self().'?selfUnReg=1" onclick="javascript: if(!confirm('."'".addslashes(api_htmlentities(get_lang("ConfirmYourChoice"), ENT_QUOTES))."'".')) return false;">'.
get_lang('StudentUnsubscribe').'</a>';
}
echo '&nbsp;</div>';
/* Main Display Area */
$edit_url = '';
if (api_is_allowed_to_edit(false, true) ||
GroupManager::is_tutor_of_group($user_id, $current_group)
) {
$edit_url = '<a href="'.api_get_path(WEB_CODE_PATH).'group/settings.php?'.api_get_cidreq().'">'.
Display::return_icon('edit.png', get_lang('EditGroup'), '', ICON_SIZE_SMALL).'</a>';
}
echo Display::page_header(
Security::remove_XSS($current_group['name']).' '.$edit_url.' '.$subscribe_group.' '.$unsubscribe_group
);
if (!empty($current_group['description'])) {
echo '<p>'.Security::remove_XSS($current_group['description']).'</p>';
}
//if (GroupManager::userHasAccessToBrowse($user_id, $this_group, $session_id)) {
// If the user is subscribed to the group or the user is a tutor of the group then
if (api_is_allowed_to_edit(false, true) ||
GroupManager::userHasAccessToBrowse($user_id, $current_group, api_get_session_id())
) {
$actions_array = [];
if (is_array($forums_of_groups)) {
if ($current_group['forum_state'] != GroupManager::TOOL_NOT_AVAILABLE) {
foreach ($forums_of_groups as $key => $value) {
if ($value['forum_group_public_private'] == 'public' ||
($value['forum_group_public_private'] == 'private') ||
!empty($user_is_tutor) ||
api_is_allowed_to_edit(false, true)
) {
$actions_array[] = [
'url' => api_get_path(WEB_CODE_PATH).'forum/viewforum.php?forum='.$value['forum_id'].'&'.api_get_cidreq().'&origin=group',
'content' => Display::return_icon(
'forum.png',
get_lang('Forum').': '.$value['forum_title'],
[],
32
),
];
}
}
}
}
if ($current_group['doc_state'] != GroupManager::TOOL_NOT_AVAILABLE) {
// Link to the documents area of this group
$actions_array[] = [
'url' => api_get_path(WEB_CODE_PATH).'document/document.php?'.api_get_cidreq(),
'content' => Display::return_icon('folder.png', get_lang('GroupDocument'), [], 32),
];
}
if ($current_group['calendar_state'] != GroupManager::TOOL_NOT_AVAILABLE) {
$groupFilter = '';
if (!empty($group_id)) {
$groupFilter = "&type=course&user_id=GROUP:$group_id";
}
// Link to a group-specific part of agenda
$actions_array[] = [
'url' => api_get_path(WEB_CODE_PATH).'calendar/agenda_js.php?'.api_get_cidreq().$groupFilter,
'content' => Display::return_icon('agenda.png', get_lang('GroupCalendar'), [], 32),
];
}
if ($current_group['work_state'] != GroupManager::TOOL_NOT_AVAILABLE) {
// Link to the works area of this group
$actions_array[] = [
'url' => api_get_path(WEB_CODE_PATH).'work/work.php?'.api_get_cidreq(),
'content' => Display::return_icon('work.png', get_lang('GroupWork'), [], 32),
];
}
if ($current_group['announcements_state'] != GroupManager::TOOL_NOT_AVAILABLE) {
// Link to a group-specific part of announcements
$actions_array[] = [
'url' => api_get_path(WEB_CODE_PATH).'announcements/announcements.php?'.api_get_cidreq(),
'content' => Display::return_icon('announce.png', get_lang('GroupAnnouncements'), [], 32),
];
}
if ($current_group['wiki_state'] != GroupManager::TOOL_NOT_AVAILABLE) {
// Link to the wiki area of this group
$actions_array[] = [
'url' => api_get_path(WEB_CODE_PATH).'wiki/index.php?'.api_get_cidreq().'&action=show&title=index&session_id='.api_get_session_id().'&group_id='.$current_group['id'],
'content' => Display::return_icon('wiki.png', get_lang('GroupWiki'), [], 32),
];
}
if ($current_group['chat_state'] != GroupManager::TOOL_NOT_AVAILABLE) {
// Link to the chat area of this group
if (api_get_course_setting('allow_open_chat_window')) {
$actions_array[] = [
'url' => "javascript: void(0);",
'content' => Display::return_icon('chat.png', get_lang('Chat'), [], 32),
'url_attributes' => [
'onclick' => " window.open('../chat/chat.php?".api_get_cidreq()."&toolgroup=".$current_group['id']."','window_chat_group_".api_get_course_id()."_".api_get_group_id()."','height=380, width=625, left=2, top=2, toolbar=no, menubar=no, scrollbars=yes, resizable=yes, location=no, directories=no, status=no')",
],
];
} else {
$actions_array[] = [
'url' => api_get_path(WEB_CODE_PATH)."chat/chat.php?".api_get_cidreq()."&toolgroup=".$current_group['id'],
'content' => Display::return_icon('chat.png', get_lang('Chat'), [], 32),
];
}
}
$enabled = api_get_plugin_setting('bbb', 'tool_enable');
if ($enabled === 'true') {
$bbb = new bbb();
if ($bbb->hasGroupSupport()) {
$actions_array[] = [
'url' => api_get_path(WEB_PLUGIN_PATH)."bbb/start.php?".api_get_cidreq(),
'content' => Display::return_icon('bbb.png', get_lang('VideoConference'), [], 32),
];
}
}
if (!empty($actions_array)) {
echo Display::actions($actions_array);
}
} else {
$actions_array = [];
if (is_array($forums_of_groups)) {
if ($current_group['forum_state'] == GroupManager::TOOL_PUBLIC) {
foreach ($forums_of_groups as $key => $value) {
if ($value['forum_group_public_private'] == 'public') {
$actions_array[] = [
'url' => api_get_path(WEB_CODE_PATH).'forum/viewforum.php?cidReq='.api_get_course_id().'&forum='.$value['forum_id'].'&gidReq='.Security::remove_XSS($current_group['id']).'&origin=group',
'content' => Display::return_icon(
'forum.png',
get_lang('GroupForum'),
[],
ICON_SIZE_MEDIUM
),
];
}
}
}
}
if ($current_group['doc_state'] == GroupManager::TOOL_PUBLIC) {
// Link to the documents area of this group
$actions_array[] = [
'url' => api_get_path(WEB_CODE_PATH).'document/document.php?'.api_get_cidreq(),
'content' => Display::return_icon('folder.png', get_lang('GroupDocument'), [], ICON_SIZE_MEDIUM),
];
}
if ($current_group['calendar_state'] == GroupManager::TOOL_PUBLIC) {
$groupFilter = '';
if (!empty($group_id)) {
$groupFilter = "&type=course&user_id=GROUP:$group_id";
}
// Link to a group-specific part of agenda
$actions_array[] = [
'url' => api_get_path(WEB_CODE_PATH).'calendar/agenda_js.php?'.api_get_cidreq().$groupFilter,
'content' => Display::return_icon('agenda.png', get_lang('GroupCalendar'), [], 32),
];
}
if ($current_group['work_state'] == GroupManager::TOOL_PUBLIC) {
// Link to the works area of this group
$actions_array[] = [
'url' => api_get_path(WEB_CODE_PATH).'work/work.php?'.api_get_cidreq(),
'content' => Display::return_icon('work.png', get_lang('GroupWork'), [], ICON_SIZE_MEDIUM),
];
}
if ($current_group['announcements_state'] == GroupManager::TOOL_PUBLIC) {
// Link to a group-specific part of announcements
$actions_array[] = [
'url' => api_get_path(WEB_CODE_PATH).'announcements/announcements.php?'.api_get_cidreq(),
'content' => Display::return_icon('announce.png', get_lang('GroupAnnouncements'), [], ICON_SIZE_MEDIUM),
];
}
if ($current_group['wiki_state'] == GroupManager::TOOL_PUBLIC) {
// Link to the wiki area of this group
$actions_array[] = [
'url' => api_get_path(WEB_CODE_PATH).'wiki/index.php?'.api_get_cidreq().'&action=show&title=index&session_id='.api_get_session_id().'&group_id='.$current_group['id'],
'content' => Display::return_icon('wiki.png', get_lang('GroupWiki'), [], 32),
];
}
if ($current_group['chat_state'] == GroupManager::TOOL_PUBLIC) {
// Link to the chat area of this group
if (api_get_course_setting('allow_open_chat_window')) {
$actions_array[] = [
'url' => "javascript: void(0);\" onclick=\"window.open('../chat/chat.php?".api_get_cidreq()."&toolgroup=".$current_group['id']."','window_chat_group_".api_get_course_id()."_".api_get_group_id()."','height=380, width=625, left=2, top=2, toolbar=no, menubar=no, scrollbars=yes, resizable=yes, location=no, directories=no, status=no') \"",
'content' => Display::return_icon('chat.png', get_lang('Chat'), [], 32),
];
} else {
$actions_array[] = [
'url' => api_get_path(WEB_CODE_PATH)."chat/chat.php?".api_get_cidreq()."&toolgroup=".$current_group['id'],
'content' => Display::return_icon('chat.png', get_lang('Chat'), [], 32),
];
}
}
if (!empty($actions_array)) {
echo Display::actions($actions_array);
}
}
/*
* List all the tutors of the current group
*/
$tutors = GroupManager::get_subscribed_tutors($current_group);
$tutor_info = '';
if (count($tutors) == 0) {
$tutor_info = get_lang('GroupNoneMasc');
} else {
$tutor_info .= '<ul class="thumbnails">';
foreach ($tutors as $index => $tutor) {
$userInfo = api_get_user_info($tutor['user_id']);
$username = api_htmlentities(sprintf(get_lang('LoginX'), $userInfo['username']), ENT_QUOTES);
$completeName = $userInfo['complete_name'];
$photo = '<img src="'.$userInfo['avatar'].'" alt="'.$completeName.'" width="32" height="32" title="'.$completeName.'" />';
$tutor_info .= '<li>';
$tutor_info .= $userInfo['complete_name_with_message_link'];
$tutor_info .= '</li>';
}
$tutor_info .= '</ul>';
}
echo Display::page_subheader(get_lang('GroupTutors'));
if (!empty($tutor_info)) {
echo $tutor_info;
}
echo '<br />';
/*
* List all the members of the current group
*/
echo Display::page_subheader(get_lang('GroupMembers'));
$table = new SortableTable(
'group_users',
'get_number_of_group_users',
'get_group_user_data',
(api_is_western_name_order() xor api_sort_by_first_name()) ? 2 : 1
);
$origin = api_get_origin();
$my_cidreq = isset($_GET['cidReq']) ? Security::remove_XSS($_GET['cidReq']) : '';
$my_gidreq = isset($_GET['gidReq']) ? Security::remove_XSS($_GET['gidReq']) : '';
$parameters = ['cidReq' => $my_cidreq, 'origin' => $origin, 'gidReq' => $my_gidreq];
$table->set_additional_parameters($parameters);
$table->set_header(0, '');
if (api_is_western_name_order()) {
$table->set_header(1, get_lang('FirstName'));
$table->set_header(2, get_lang('LastName'));
} else {
$table->set_header(1, get_lang('LastName'));
$table->set_header(2, get_lang('FirstName'));
}
if (api_get_setting('show_email_addresses') == 'true' || api_is_allowed_to_edit() == 'true') {
$table->set_header(3, get_lang('Email'));
$table->set_column_filter(3, 'email_filter');
$table->set_header(4, get_lang('Active'));
$table->set_column_filter(4, 'activeFilter');
} else {
$table->set_header(3, get_lang('Active'));
$table->set_column_filter(3, 'activeFilter');
}
//the order of these calls is important
//$table->set_column_filter(1, 'user_name_filter');
//$table->set_column_filter(2, 'user_name_filter');
$table->set_column_filter(0, 'user_icon_filter');
$table->display();
/**
* Get the number of subscribed users to the group.
*
* @return int
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
*
* @version April 2008
*/
function get_number_of_group_users()
{
$groupInfo = GroupManager::get_group_properties(api_get_group_id());
$course_id = api_get_course_int_id();
if (empty($groupInfo) || empty($course_id)) {
return 0;
}
// Database table definition
$table = Database::get_course_table(TABLE_GROUP_USER);
// Query
$sql = "SELECT count(iid) AS number_of_users
FROM $table
WHERE
c_id = $course_id AND
group_id = '".intval($groupInfo['iid'])."'";
$result = Database::query($sql);
$return = Database::fetch_array($result, 'ASSOC');
return $return['number_of_users'];
}
/**
* Get the details of the users in a group.
*
* @param int $from starting row
* @param int $number_of_items number of items to be displayed
* @param int $column sorting colum
* @param int $direction sorting direction
*
* @return array
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
*
* @version April 2008
*/
function get_group_user_data($from, $number_of_items, $column, $direction)
{
$groupInfo = GroupManager::get_group_properties(api_get_group_id());
$course_id = api_get_course_int_id();
if (empty($groupInfo) || empty($course_id)) {
return 0;
}
// Database table definition
$table_group_user = Database::get_course_table(TABLE_GROUP_USER);
$table_user = Database::get_main_table(TABLE_MAIN_USER);
$tableGroup = Database::get_course_table(TABLE_GROUP);
// Query
if (api_get_setting('show_email_addresses') === 'true') {
$sql = "SELECT user.id AS col0,
".(
api_is_western_name_order() ?
"user.firstname AS col1,
user.lastname AS col2,"
:
"user.lastname AS col1,
user.firstname AS col2,"
)."
user.email AS col3
, user.active AS col4
FROM $table_user user
INNER JOIN $table_group_user group_rel_user
ON (group_rel_user.user_id = user.id)
INNER JOIN $tableGroup g
ON (group_rel_user.group_id = g.iid)
WHERE
group_rel_user.c_id = $course_id AND
g.iid = '".$groupInfo['iid']."'
ORDER BY col$column $direction
LIMIT $from, $number_of_items";
} else {
if (api_is_allowed_to_edit()) {
$sql = "SELECT DISTINCT
u.id AS col0,
".(api_is_western_name_order() ?
"u.firstname AS col1,
u.lastname AS col2,"
:
"u.lastname AS col1,
u.firstname AS col2,")."
u.email AS col3
, u.active AS col4
FROM $table_user u
INNER JOIN $table_group_user gu
ON (gu.user_id = u.id)
INNER JOIN $tableGroup g
ON (gu.group_id = g.iid)
WHERE
g.iid = '".$groupInfo['iid']."' AND
gu.c_id = $course_id
ORDER BY col$column $direction
LIMIT $from, $number_of_items";
} else {
$sql = "SELECT DISTINCT
user.id AS col0,
".(
api_is_western_name_order() ?
"user.firstname AS col1,
user.lastname AS col2 "
:
"user.lastname AS col1,
user.firstname AS col2 "
)."
, user.active AS col3
FROM $table_user user
INNER JOIN $table_group_user group_rel_user
ON (group_rel_user.user_id = user.id)
INNER JOIN $tableGroup g
ON (group_rel_user.group_id = g.iid)
WHERE
g.iid = '".$groupInfo['iid']."' AND
group_rel_user.c_id = $course_id AND
group_rel_user.user_id = user.id AND
g.iid = '".$groupInfo['iid']."'
ORDER BY col$column $direction
LIMIT $from, $number_of_items";
}
}
$return = [];
$result = Database::query($sql);
while ($row = Database::fetch_row($result)) {
$return[] = $row;
}
return $return;
}
/**
* Returns a mailto-link.
*
* @param string $email An email-address
*
* @return string HTML-code with a mailto-link
*/
function email_filter($email)
{
return Display::encrypted_mailto_link($email, $email);
}
function activeFilter($isActive)
{
if ($isActive) {
return Display::return_icon('accept.png', get_lang('Active'), [], ICON_SIZE_TINY);
}
return Display::return_icon('error.png', get_lang('Inactive'), [], ICON_SIZE_TINY);
}
/**
* Display a user icon that links to the user page.
*
* @param int $user_id the id of the user
*
* @return string code
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
*
* @version April 2008
*/
function user_icon_filter($user_id)
{
$userInfo = api_get_user_info($user_id);
$photo = '<img src="'.$userInfo['avatar'].'" alt="'.$userInfo['complete_name'].'" width="22" height="22" title="'.$userInfo['complete_name'].'" />';
return Display::url($photo, $userInfo['profile_url']);
}
/**
* Return user profile link around the given user name.
*
* The parameters use a trick of the sorteable table, where the first param is
* the original value of the column
*
* @param string User name (value of the column at the time of calling)
* @param string URL parameters
* @param array Row of the "sortable table" as it is at the time of function call - we extract the user ID from there
*
* @return string HTML link
*/
function user_name_filter($name, $url_params, $row)
{
$userInfo = api_get_user_info($row[0]);
return UserManager::getUserProfileLink($userInfo);
}
if ($origin != 'learnpath') {
Display::display_footer();
}