<?php
/****************************************************************************************/
/* ACollab */
/****************************************************************************************/
/* Copyright (c) 2002-2004 Adaptive Technology Resource Centre / University of Toronto */
/* */
/* http://atutor.ca/acollab */
/* */
/* This program is free software. You may redistribute it and/or */
/* modify it under the terms of the GNU General Public License */
/* as published by the Free Software Foundation; either version 2 of the License, */
/* or (at your option) any later version. */
/* */
/* This program is distributed in the hope that it will be useful, but */
/* WITHOUT ANY WARRANTY; without even the implied warranty of */
/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. */
/* See the GNU General Public License for more details. */
/* */
/* You may access the GNU General Public License at: */
/* http://www.opensource.org/licenses/gpl-license.php */
/* */
/* You may contact the Adaptive Technology Resource Centre at */
/* Robarts Library, University of Toronto */
/* 130 St. George Street, Toronto, Ontario, Canada M5S 1A5 */
/* Further contact information is available at http://www.utoronto.ca/atrc/ */
/****************************************************************************************/
/* Programmer: */
/* Joel Kronenberg - ATRC */
/* Heidi Hazelton - ATRC */
/****************************************************************************************/
// $Id: index.php 484 2005-04-01 14:59:55Z shozubq $
define('AC_INCLUDE_PATH', 'include/');
require(AC_INCLUDE_PATH.'vitals.inc.php');
/*echo '<pre>';
print_r($_SESSION);*/
authenticate(USER_CLIENT, USER_GROUP_ADMIN);
if (isset($_GET['id'])) {
$id = intval($_GET['id']);
if (authenticate(USER_ADMIN, USER_RETURN_CHECK)) {
$_SESSION['group_id'] = $id;
$_SESSION['course_id'] = intval($_GET['cid']);
//update online users list
addd_user_online();
if (isset($_GET['p'])) {
header('Location: '.urldecode($_GET['p']));
} else {
header('Location: home.php');
}
exit;
} else {
$sql = "SELECT M.privileges FROM ".TABLE_PREFIX."groups_members M WHERE M.member_id=$_SESSION[member_id] AND M.group_id=$id";
$result = mysql_query($sql, $db);
if ($row = mysql_fetch_assoc($result)) {
$_SESSION['group_id'] = $id;
//update online users list
addd_user_online();
if ($row['privileges'] > 0) {
$_SESSION['status'] = $row['privileges'];
} else {
$_SESSION['status'] = USER_CLIENT;
}
header('Location: home.php');
exit;
} else if (($_SESSION['courtyard_priv'] == COURTYARD_PRIV_GROUP_ACCESS)
|| ($_SESSION['courtyard_priv'] == COURTYARD_PRIV_ADMIN)
|| ($_SESSION['courtyard_priv'] == COURTYARD_PRIV_GROUP_ACCESS_CREATE) ) {
$_SESSION['group_id'] = $id;
$_SESSION['status'] = USER_GROUP_ADMIN;
header('Location: home.php');
exit;
}
}
}
$_SESSION['status'] = USER_CLIENT;
$_SECTION[0][0] = _AC('groups');
$_SECTION[0][1] = 'index.php';
require(AC_INCLUDE_PATH.'pub/header.inc.php');
?>
<br /><br /><br />
<?php
if (isset($_GET['f'])) {
print_feedback($_GET['f']);
}
if (!$_SESSION['course_id']) {
?>
<table border="0" cellspacing="0" cellpadding="0" align="center" width="70%">
<tr><td>
<a href="sign_out.php" onfocus="this.className='highlight'" onblur="this.className=''"><?php echo _AC('sign_out'); ?></a>
</td></tr>
</table>
<?php
} //end if
?>
<table border="0" cellspacing="0" cellpadding="0" align="center" class="box" width="70%">
<tr>
<th colspan="4" class="box"><h3>
<?php
if (defined('AT_PATH') && AT_PATH) {
$sql = 'SELECT title FROM '.AT_TABLE_PREFIX.'courses WHERE course_id='.$_SESSION['course_id'];
$result = mysql_query($sql, $db);
if ($row = mysql_fetch_assoc($result)) {
echo $row['title'].' ';
}
}
echo _AC('groups');
?></h3></th>
</tr>
<?php
if ($_SESSION['course_id']) {
require('atutor/include/user_bar.inc.php');
}
?>
<tr>
<td><table border="0" cellspacing="0" cellpadding="4" class="border" width="100%"><?php
if ($_SESSION['courtyard_priv'] == COURTYARD_PRIV_ADMIN) {
$order = 'title';
$sql = "SELECT *, 2 AS `privileges`, $_SESSION[member_id] AS member_id FROM ".TABLE_PREFIX."groups WHERE course_id=$_SESSION[course_id] ORDER BY $order";
//debug('is admin');
} else if ($_SESSION['courtyard_priv'] == COURTYARD_PRIV_GROUP_CREATE) {
$order = 'title';
$sql = "SELECT H.*, M.privileges FROM ".TABLE_PREFIX."groups_members M, ".TABLE_PREFIX."groups H WHERE M.member_id=$_SESSION[member_id] AND M.group_id=H.group_id AND H.course_id=$_SESSION[course_id] ORDER BY $order";
//debug('is create');
} else if (($_SESSION['courtyard_priv'] == COURTYARD_PRIV_GROUP_ACCESS) || ($_SESSION['courtyard_priv'] == COURTYARD_PRIV_GROUP_ACCESS_CREATE)) {
$order = 'title';
$sql = "SELECT * FROM ".TABLE_PREFIX."groups WHERE course_id=$_SESSION[course_id] ORDER BY $order";
$sql = "SELECT H.group_id, H.title, H.image_name, M.member_id, M.privileges FROM ".TABLE_PREFIX."groups H LEFT JOIN ".TABLE_PREFIX."groups_members M ON H.group_id=M.group_id WHERE H.course_id=$_SESSION[course_id] ORDER BY $order";
//debug('is access');
} else {
$order = 'title';
$sql = "SELECT H.*, M.member_id, M.privileges FROM ".TABLE_PREFIX."groups_members M, ".TABLE_PREFIX."groups H WHERE M.member_id=$_SESSION[member_id] AND M.group_id=H.group_id AND H.course_id=$_SESSION[course_id] ORDER BY $order";
//debug('is client');
}
$result = mysql_query($sql, $db);
while ($row = mysql_fetch_assoc($result)) {
if (isset($groups[$row['group_id']]) && ($row['member_id'] == $_SESSION['member_id'])) {
$groups[$row['group_id']] = $row;
} else if (!isset($groups[$row['group_id']]) && ($row['member_id'] == $_SESSION['member_id'])) {
$groups[$row['group_id']] = $row;
} else if (!isset($groups[$row['group_id']])) {
$row['privileges'] = 0;
$groups[$row['group_id']] = $row;
}
}
if (isset($groups)) {
$count=1;
foreach ($groups as $row) {
if ($count % 2) {
if ($count > 1) {
echo '</tr>';
}
echo '<tr>';
}
echo '<td align="center" valign="top" width="50%">';
echo '<a href="'.$_SERVER['PHP_SELF'].'?id='.$row['group_id'].'" onfocus="this.className=\'highlight\'" onblur="this.className=\'\'"><img src="images/group_icons/'.$row['image_name'].'" height="79" width="79" alt="" border="0" class="img3"/><br /><strong>';
echo $row['title'];
echo '</strong></a><br />';
if (query_bit( $row['privileges'], USER_GROUP_ADMIN) && !$_SESSION['course_id']) {
echo '<small><strong>('._AC('group_admin').')</strong></small>';
} else {
echo '<br />';
}
echo '</td>';
$count++;
}
} else {
echo '<tr>';
echo '<td>';
echo _AC('not_in_groups');
echo '</td>';
echo '</tr>';
}
if ($count % 2) {
if ($count > 1) {
echo '</tr>';
}
echo '<tr>';
}
if (!$_SESSION['course_id']) {
echo '<td align="center" width="50%" valign="top"><a href="prefs/" onfocus="this.className=\'highlight\'" onblur="this.className=\'\'"><img src="images/options.gif" border="0" height="80" width="80" alt="" class="img3" /><br /><b>'._AC('options').'</b></a></td>';
$count++;
if (authenticate(USER_ADMIN, USER_RETURN_CHECK)) {
if ($count % 2) {
if ($count > 1) {
echo '</tr>';
}
echo '<tr>';
}
echo '<td align="center" width="50%" valign="top"><a href="admin/index.php" onfocus="this.className=\'highlight\'" onblur="this.className=\'\'"><img src="images/super.gif" border="0" height="80" width="80" alt="" class="img3" /><br /><b>'._AC('system_settings').'</b></a>';
echo '<br /><small><b>('._AC('admin').')</b></small>';
echo '</td>';
}
} else {
if (($_SESSION['courtyard_priv'] == COURTYARD_PRIV_GROUP_CREATE)
|| ($_SESSION['courtyard_priv'] == COURTYARD_PRIV_ADMIN)
|| ($_SESSION['courtyard_priv'] == COURTYARD_PRIV_GROUP_ACCESS_CREATE) ) {
echo '<td align="center" width="50%" valign="top"><a href="admin/groups_create.php" onfocus="this.className=\'highlight\'" onblur="this.className=\'\'"><img src="images/super.gif" border="0" height="80" width="80" alt="" class="img3" /><br /><strong>'._AC('create_group').'</strong></a>';
echo '</td>';
}
}
if ($count % 2) {
echo '<td> </td>';
}
echo '</tr>';
echo '</table>';
require(AC_INCLUDE_PATH.'footer.inc.php');
?>