Chamilo is a learning management system focused on ease of use and accessibility
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 
chamilo-lms/main/group/group_space.php

421 lines
19 KiB

<?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
*/
/* INIT SECTION */
// Name of the language file that needs to be included
$language_file = 'group';
require_once '../inc/global.inc.php';
/* Libraries & config files */
require_once api_get_path(LIBRARY_PATH).'course.lib.php';
require_once api_get_path(LIBRARY_PATH).'groupmanager.lib.php';
require_once api_get_path(LIBRARY_PATH).'sortabletable.class.php';
require_once api_get_path(SYS_CODE_PATH).'forum/forumfunction.inc.php';
require_once api_get_path(SYS_CODE_PATH).'forum/forumconfig.inc.php';
/* MAIN CODE */
$current_group = GroupManager :: get_group_properties($_SESSION['_gid']);
if (!is_array($current_group) ) {
//display some error message
}
$this_section = SECTION_COURSES;
$nameTools = get_lang('GroupSpace');
$interbreadcrumb[] = array ('url' => 'group.php', 'name' => get_lang('Groups'));
/* Ensure all private groups // Juan Carlos Raña Trabado */
$forums_of_groups = get_forums_of_group($current_group['id']);
$forum_state_public = 0;
if (is_array($forums_of_groups)) {
foreach ($forums_of_groups as $key => $value) {
if($value['forum_group_public_private'] == 'public') {
$forum_state_public = 1;
}
}
}
if ($current_group['doc_state'] != 1 && $current_group['calendar_state'] != 1 && $current_group['work_state'] != 1 && $current_group['announcements_state'] != 1 && $current_group['wiki_state'] != 1 && $current_group['chat_state'] != 1 && $forum_state_public != 1) {
if (!api_is_allowed_to_edit(null,true) && !GroupManager :: is_user_in_group($_user['user_id'], $current_group['id'])) {
echo api_not_allowed($print_headers);
}
}
/* Header */
Display::display_header($nameTools.' '.stripslashes($current_group['name']), 'Group');
/* Introduction section (editable by course admin) */
Display::display_introduction_section(group_space_.$_SESSION['_gid']);
/* Actions and Action links */
/*
* User wants to register in this group
*/
if (!empty($_GET['selfReg']) && GroupManager :: is_self_registration_allowed($_SESSION['_user']['user_id'], $current_group['id'])) {
GroupManager :: subscribe_users($_SESSION['_user']['user_id'], $current_group['id']);
Display :: display_normal_message(get_lang('GroupNowMember'));
}
/*
* User wants to unregister from this group
*/
if (!empty($_GET['selfUnReg']) && GroupManager :: is_self_unregistration_allowed($_SESSION['_user']['user_id'], $current_group['id'])) {
GroupManager :: unsubscribe_users($_SESSION['_user']['user_id'], $current_group['id']);
Display::display_normal_message(get_lang('StudentDeletesHimself'));
}
echo '<div class="actions">';
echo '<a href="group.php">'.Display::return_icon('back.png',get_lang('BackToGroupList')).get_lang('BackToGroupList').'</a>';
/*
* Edit the group
*/
if (api_is_allowed_to_edit(false, true) or GroupManager :: is_tutor($_user['user_id'])) {
$my_origin = isset($origin) ? $origin : '';
echo Display::return_icon('edit.gif', get_lang('EditGroup')).'<a href="group_edit.php?origin=$my_origin">'.get_lang('EditGroup').'</a>';
}
/*
* Register to group
*/
if (GroupManager :: is_self_registration_allowed($_SESSION['_user']['user_id'], $current_group['id'])) {
echo '<a href="'.api_get_self().'?selfReg=1&amp;group_id='.$current_group['id'].'" onclick="javascript: if(!confirm('."'".addslashes(api_htmlentities(get_lang("ConfirmYourChoice"), ENT_QUOTES))."'".')) return false;">'.Display::return_icon('groupadd.gif').get_lang("RegIntoGroup").'</a>';
}
/*
* Unregister from group
*/
if (GroupManager :: is_self_unregistration_allowed($_SESSION['_user']['user_id'], $current_group['id'])) {
echo '<a href="'.api_get_self().'?selfUnReg=1" onclick="javascript: if(!confirm('."'".addslashes(api_htmlentities(get_lang("ConfirmYourChoice"),ENT_QUOTES))."'".')) return false;">'.Display::return_icon('group_delete.gif').get_lang("StudentUnsubscribe").'</a>';
}
echo '&nbsp;</div>';
if (isset($_GET['action'])) {
switch ($_GET['action']) {
case 'show_msg':
Display::display_normal_message(Security::remove_XSS($_GET['msg']));
break;
}
}
/* Main Display Area */
$course_code = $_course['sysCode'];
$is_course_member = CourseManager :: is_user_subscribed_in_real_or_linked_course($_SESSION['_user']['user_id'], $course_code);
/*
* Group title and comment
*/
//api_display_tool_title($nameTools.' '.stripslashes($current_group['name']));
if (!empty($current_group['description'])) {
echo '<blockquote>'.stripslashes($current_group['description']).'</blockquote>';
}
/*
* Group Tools
*/
// If the user is subscribed to the group or the user is a tutor of the group then
if (api_is_allowed_to_edit(false, true) OR GroupManager :: is_user_in_group($_SESSION['_user']['user_id'], $current_group['id'])) {
$tools = '';
// Link to the forum of this group
$forums_of_groups = get_forums_of_group($current_group['id']);
if (is_array($forums_of_groups)) {
if ($current_group['forum_state'] != TOOL_NOT_AVAILABLE ) {
foreach ($forums_of_groups as $key => $value) {
if ($value['forum_group_public_private'] == 'public' || (/*!empty($user_subscribe_to_current_group) && */ $value['forum_group_public_private'] == 'private') || !empty($user_is_tutor) || api_is_allowed_to_edit(false, true)) {
$tools .= Display::return_icon('forum.gif', get_lang('GroupForum')) . ' <a href="../forum/viewforum.php?forum='.$value['forum_id'].'&gidReq='.Security::remove_XSS($current_group['id']).'">'.get_lang('Forum').': '.$value['forum_title'].'</a><br />';
//$tools .= Display::return_icon('forum.gif', get_lang('Forum')) . ' <a href="../forum/viewforum.php?forum='.$value['forum_id'].'">'.get_lang('Forum').': '.$value['forum_title'].'</a><br />';
}
}
}
}
if ($current_group['doc_state'] != TOOL_NOT_AVAILABLE ) {
// Link to the documents area of this group
$tools .= '<div style="margin-bottom: 5px;"><a href="../document/document.php?'.api_get_cidreq().'&amp;gidReq='.$current_group['id'].'">'.Display::return_icon('folder_document.gif', get_lang('GroupDocument')).'&nbsp;'.get_lang('GroupDocument').'</a></div>';
}
if ($current_group['calendar_state'] != TOOL_NOT_AVAILABLE) {
// Link to a group-specific part of agenda
$tools .= '<div style="margin-bottom: 5px;"><a href="../calendar/agenda.php?'.api_get_cidreq().'&amp;toolgroup='.$current_group['id'].'&amp;group='.$current_group['id'].'&amp;acces=0">'.Display::return_icon('agenda.gif', get_lang('GroupCalendar')).'&nbsp;'.get_lang('GroupCalendar').'</a></div>';
}
if ($current_group['work_state'] != TOOL_NOT_AVAILABLE) {
// Link to the works area of this group
$tools .= '<div style="margin-bottom: 5px;"><a href="../work/work.php?'.api_get_cidreq().'&amp;toolgroup='.$current_group['id'].'">'.Display::return_icon('works.gif', get_lang('GroupWork')).'&nbsp;'.get_lang('GroupWork').'</a></div>';
}
if ($current_group['announcements_state'] != TOOL_NOT_AVAILABLE) {
// Link to a group-specific part of announcements
$tools .= '<div style="margin-bottom: 5px;"><a href="../announcements/announcements.php?'.api_get_cidreq().'&amp;toolgroup='.$current_group['id'].'">'.Display::return_icon('valves.gif', get_lang('GroupAnnouncements')).'&nbsp;'.get_lang('GroupAnnouncements').'</a></div>';
}
if ($current_group['wiki_state'] != TOOL_NOT_AVAILABLE) {
// Link to the wiki area of this group
$tools .= '<div style="margin-bottom: 5px;"><a href="../wiki/index.php?'.api_get_cidreq().'&amp;toolgroup='.$current_group['id'].'">'.Display::return_icon('wiki.gif', get_lang('GroupWiki')).'&nbsp;'.get_lang('GroupWiki').'</a></div>';
}
if ($current_group['chat_state'] != TOOL_NOT_AVAILABLE) {
// Link to the chat area of this group
if (api_get_course_setting('allow_open_chat_window')) {
$tools .= "<div style='margin-bottom: 5px;'><a href=\"javascript: void(0);\" onclick=\"window.open('../chat/chat.php?".api_get_cidreq()."&amp;toolgroup=".$current_group['id']."','window_chat_group_".$_SESSION['_cid']."_".$_SESSION['_gid']."','height=380, width=625, left=2, top=2, toolbar=no, menubar=no, scrollbars=yes, resizable=yes, location=no, directories=no, status=no') \" >".Display::return_icon('chat.gif', get_lang('Chat'))."&nbsp;".get_lang('Chat')."</a></div>";
} else {
$tools .= "<div style='margin-bottom: 5px;'><a href=\"../chat/chat.php?".api_get_cidreq()."&amp;toolgroup=".$current_group['id']."\">".Display::return_icon('chat.gif', get_lang('Chat'))."&nbsp;".get_lang('Chat')."</a></div>";
}
}
echo '<div class="actions-message" style="margin-bottom:4px;"><b>'.get_lang('Tools').':</b></div>';
if (!empty($tools)) {
echo '<div style="margin-left:5px;">'.$tools.'</div>';
}
} else {
$tools = '';
// Link to the forum of this group
$forums_of_groups = get_forums_of_group($current_group['id']);
if (is_array($forums_of_groups)) {
if ( $current_group['forum_state'] == TOOL_PUBLIC ) {
foreach ($forums_of_groups as $key => $value) {
if ($value['forum_group_public_private'] == 'public' ) {
$tools.= Display::return_icon('forum.gif', get_lang('GroupForum')) . ' <a href="../forum/viewforum.php?forum='.$value['forum_id'].'&gidReq='.Security::remove_XSS($current_group['id']).'">'.$value['forum_title'].'</a><br />';
//$tools.= Display::return_icon('forum.gif', get_lang('Forum')) . ' <a href="../forum/viewforum.php?forum='.$value['forum_id'].'">'.get_lang("Forum").': '.$value['forum_title'].'</a><br />';
}
}
}
}
if ($current_group['doc_state'] == TOOL_PUBLIC) {
// Link to the documents area of this group
$tools .= '<a href="../document/document.php?'.api_get_cidreq().'&amp;gidReq='.$current_group['id'].'&amp;origin='.$origin.'">'.Display::return_icon('folder_document.gif', get_lang('GroupDocument')).'&nbsp;'.get_lang('GroupDocument').'</a><br />';
}
if ($current_group['calendar_state'] == TOOL_PUBLIC) {
// Link to a group-specific part of agenda
$tools .= '<a href="../calendar/agenda.php?'.api_get_cidreq().'&amp;toolgroup='.$current_group['id'].'&amp;group='.$current_group['id'].'">'.Display::return_icon('agenda.gif', get_lang('GroupCalendar')).'&nbsp;'.get_lang('GroupCalendar').'</a><br />';
}
if ($current_group['work_state'] == TOOL_PUBLIC) {
// Link to the works area of this group
$tools .= '<a href="../work/work.php?'.api_get_cidreq().'&amp;toolgroup='.$current_group['id'].'">'.Display::return_icon('works.gif', get_lang('GroupWork')).'&nbsp;'.get_lang('GroupWork').'</a><br />';
}
if ($current_group['announcements_state'] == TOOL_PUBLIC) {
// Link to a group-specific part of announcements
$tools .= '<a href="../announcements/announcements.php?'.api_get_cidreq().'&amp;toolgroup='.$current_group['id'].'&amp;group='.$current_group['id'].'">'.Display::return_icon('valves.gif', get_lang('GroupAnnouncements')).'&nbsp;'.get_lang('GroupAnnouncements').'</a><br />';
}
if ($current_group['wiki_state'] == TOOL_PUBLIC) {
// Link to the wiki area of this group
$tools .= '<a href="../wiki/index.php?'.api_get_cidreq().'&amp;toolgroup='.$current_group['id'].'">'.Display::return_icon('wiki.gif', get_lang('GroupWiki')).'&nbsp;'.get_lang('GroupWiki').'</a><br />';
}
if ($current_group['chat_state'] == TOOL_PUBLIC ) {
// Link to the chat area of this group
if (api_get_course_setting('allow_open_chat_window')) {
$tools .= "<div style='margin-bottom: 5px;'><a href=\"javascript: void(0);\" onclick=\"window.open('../chat/chat.php?".api_get_cidreq()."&amp;toolgroup=".$current_group['id']."','window_chat_group_".$_SESSION['_cid']."_".$_SESSION['_gid']."','height=380, width=625, left=2, top=2, toolbar=no, menubar=no, scrollbars=yes, resizable=yes, location=no, directories=no, status=no') \" >".Display::return_icon('chat.gif', get_lang("Chat"))."&nbsp;".get_lang("Chat")."</a></div>";
} else {
$tools .= "<div style='margin-bottom: 5px;'><a href=\"../chat/chat.php?".api_get_cidreq()."&amp;toolgroup=".$current_group['id']."\">".Display::return_icon('chat.gif', get_lang("Chat"))."&nbsp;".get_lang("Chat")."</a></div>";
}
}
echo '<br />';
echo '<div class="actions-message" style="margin-bottom:4px;"><b>'.get_lang('Tools').':</b></div>';
if (!empty($tools)) {
echo '<div style="margin-left:5px;">'.$tools.'</div>';
}
}
/*
* List all the tutors of the current group
*/
$tutors = GroupManager::get_subscribed_tutors($current_group['id']);
$tutor_info = '';
if (count($tutors) == 0) {
$tutor_info = get_lang('GroupNoneMasc');
} else {
isset($origin)?$my_origin = $origin:$my_origin='';
foreach($tutors as $index => $tutor) {
$image_path = UserManager::get_user_picture_path_by_id($tutor['user_id'], 'web', false, true);
$image_repository = $image_path['dir'];
$existing_image = $image_path['file'];
$photo= '<img src="'.$image_repository.$existing_image.'" align="absbottom" alt="'.api_get_person_name($tutor['firstname'], $tutor['lastname']).'" width="32" height="32" title="'.api_get_person_name($tutor['firstname'], $tutor['lastname']).'" />';
$tutor_info .= '<div style="margin-bottom: 5px;"><a href="../user/userInfo.php?origin='.$my_origin.'&amp;uInfo='.$tutor['user_id'].'">'.$photo.'&nbsp;'.api_get_person_name($tutor['firstname'], $tutor['lastname']).'</a></div>';
}
}
echo '<div class="actions-message" style="margin-bottom:4px;"><b>'.get_lang('GroupTutors').':</b></div>';
if (!empty($tutor_info)) {
echo '<div style="margin-left:5px;">'.$tutor_info.'</div>';
}
echo '<br />';
/*
* List all the members of the current group
*/
echo '<b>'.get_lang("GroupMembers").':</b>';
$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);
$my_cidreq = isset($_GET['cidReq']) ? Security::remove_XSS($_GET['cidReq']) : '';
$my_origin = isset($_GET['origin']) ? Security::remove_XSS($_GET['origin']) : '';
$my_gidreq = isset($_GET['gidReq']) ? Security::remove_XSS($_GET['gidReq']) : '';
$parameters = array('cidReq' => $my_cidreq, 'origin'=> $my_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') {
$table->set_header(3, get_lang('Email'));
$table->set_column_filter(3, 'email_filter');
} else {
if (api_is_allowed_to_edit() == 'true') {
$table->set_header(3, get_lang('Email'));
$table->set_column_filter(3, 'email_filter');
}
}
$table->set_column_filter(0, 'user_icon_filter');
$table->display();
/**
* Get the number of subscribed users to the group
*
* @return integer
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
* @version April 2008
*/
function get_number_of_group_users() {
global $current_group;
// Database table definition
$table_group_user = Database :: get_course_table(TABLE_GROUP_USER);
// Query
$sql = "SELECT count(id) AS number_of_users
FROM ".$table_group_user."
WHERE group_id='".Database::escape_string($current_group['id'])."'";
$result = Database::query($sql);
$return = Database::fetch_array($result,'ASSOC');
return $return['number_of_users'];
}
/**
* Get the details of the users in a group
*
* @param integer $from starting row
* @param integer $number_of_items number of items to be displayed
* @param integer $column sorting colum
* @param integer $direction sorting direction
* @return array
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
* @version April 2008
*/
function get_group_user_data($from, $number_of_items, $column, $direction) {
global $current_group;
// Database table definition
$table_group_user = Database :: get_course_table(TABLE_GROUP_USER);
$table_user = Database :: get_main_table(TABLE_MAIN_USER);
// Query
if (api_get_setting('show_email_addresses') == 'true') {
$sql = "SELECT
user.user_id AS col0,
".(api_is_western_name_order() ?
"user.firstname AS col1,
user.lastname AS col2,"
:
"user.lastname AS col1,
user.firstname AS col2,"
)."
user.email AS col3
FROM ".$table_user." user, ".$table_group_user." group_rel_user
WHERE group_rel_user.user_id = user.user_id
AND group_rel_user.group_id = '".Database::escape_string($current_group['id'])."'";
$sql .= " ORDER BY col$column $direction ";
$sql .= " LIMIT $from,$number_of_items";
} else {
if (api_is_allowed_to_edit()) {
$sql = "SELECT
user.user_id AS col0,
".(api_is_western_name_order() ?
"user.firstname AS col1,
user.lastname AS col2,"
:
"user.lastname AS col1,
user.firstname AS col2,"
)."
user.email AS col3
FROM ".$table_user." user, ".$table_group_user." group_rel_user
WHERE group_rel_user.user_id = user.user_id
AND group_rel_user.group_id = '".Database::escape_string($current_group['id'])."'";
$sql .= " ORDER BY col$column $direction ";
$sql .= " LIMIT $from,$number_of_items";
} else {
$sql = "SELECT
user.user_id AS col0,
". (api_is_western_name_order() ?
"user.firstname AS col1,
user.lastname AS col2 "
:
"user.lastname AS col1,
user.firstname AS col2 "
)."
FROM ".$table_user." user, ".$table_group_user." group_rel_user
WHERE group_rel_user.user_id = user.user_id
AND group_rel_user.group_id = '".Database::escape_string($current_group['id'])."'";
$sql .= " ORDER BY col$column $direction ";
$sql .= " LIMIT $from,$number_of_items";
}
}
$return = array();
$result = Database::query($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);
}
/**
* Display a user icon that links to the user page
*
* @param integer $user_id the id of the user
* @return html code
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
* @version April 2008
*/
function user_icon_filter($user_id) {
global $origin;
$userinfo = Database::get_user_info_from_id($user_id);
$image_path = UserManager::get_user_picture_path_by_id($user_id, 'web', false, true);
$image_repository = $image_path['dir'];
$existing_image = $image_path['file'];
$photo = '<center><img src="'.$image_repository.$existing_image.'" alt="'.api_get_person_name($userinfo['firstname'], $userinfo['lastname']).'" width="22" height="22" title="'.api_get_person_name($userinfo['firstname'], $userinfo['lastname']).'" /></center>';
return '<a href="../user/userInfo.php?origin='.$origin.'&amp;uInfo='.$user_id.'">'.$photo;
}
// Footer
$orig = isset($origin) ? $origin : '';
if ($orig != 'learnpath') {
Display::display_footer();
}