<?php
// -------------------------------------------------------------
//
// $Id$
//
// FILENAME  : admin_groups.php
// STARTED   : Sat Feb 13, 2001
// COPYRIGHT : © 2001,2003 phpBB Group
// WWW       : http://www.phpbb.com/
// LICENCE   : GPL vs2.0 [ see /docs/COPYING ] 
// 
// -------------------------------------------------------------

if (!empty($setmodules))
{
	if (!$auth->acl_get('a_group'))
	{
		return;
	}

	$module['GROUP']['MANAGE'] = basename(__FILE__) . "$SID&amp;mode=manage";
	$module['GROUP']['GROUP_PREFS'] = basename(__FILE__) . "$SID&amp;mode=prefs";

	return;
}

define('IN_PHPBB', 1);
// Include files
$phpbb_root_path = '../';
$phpEx = substr(strrchr(__FILE__, '.'), 1);
require('pagestart.' . $phpEx);
include($phpbb_root_path . 'includes/functions_user.'.$phpEx);

// Do we have general permissions?
if (!$auth->acl_get('a_group') )
{
	trigger_error($user->lang['NO_ADMIN']);
}

// Check and set some common vars
$update		= (isset($_POST['update'])) ? true : false;
$mode		= (isset($_REQUEST['mode'])) ? htmlspecialchars($_REQUEST['mode']) : false;
$group_id	= (isset($_REQUEST['g'])) ? intval($_REQUEST['g']) : false;
$mark_ary	= (!empty($_POST['mark'])) ? array_map('intval', $_POST['mark']) : false;
$name_ary	= (!empty($_POST['usernames'])) ? array_unique(explode("\n", $_POST['usernames'])) : false;
$start		= (isset($_GET['start']) && $action == 'member') ? intval($_GET['start']) : 0;
$start_mod	= (isset($_GET['start']) && $action == 'leader') ? intval($_GET['start']) : 0;
$group_type = $group_name = $group_desc = $group_colour = $group_rank = $group_avatar = false;

if (isset($_POST['add']))
{
	$action = 'add';
}
else if (isset($_POST['addleaders']) || isset($_POST['addusers']))
{
	$action = (isset($_POST['addleaders'])) ? 'addleaders' : 'addusers';
}
else
{
	$action = (isset($_REQUEST['action'])) ? htmlspecialchars($_REQUEST['action']) : '';
}

// Grab basic data for group, if group_id is set and exists
if ($group_id)
{
	$sql = 'SELECT * 
		FROM ' . GROUPS_TABLE . " 
		WHERE group_id = $group_id";
	$result = $db->sql_query($sql);

	if (!extract($db->sql_fetchrow($result)))
	{
		trigger_error($user->lang['NO_GROUP']);
	}
	$db->sql_freeresult($result);
}

switch ($mode)
{
	case 'manage':
		// Page header
		adm_page_header($user->lang['MANAGE']);

		// Which page?
		switch ($action)
		{
			case 'approve':
				if (!$group_id)
				{
					trigger_error($user->lang['NO_GROUP']);
				}

				approve_user($group_id, $mark_ary, false, $group_name);
				trigger_error($user->lang['USERS_APPROVED']);
				break;

			case 'default':
				if (!$group_id)
				{
					trigger_error($user->lang['NO_GROUP']);
				}

				set_default_group($group_id, $mark_ary, false, $group_name, $group_colour, $group_rank, false, false);
				trigger_error($user->lang['GROUP_DEFS_UPDATED']);
				break;
	
			case 'delete':
			case 'deleteusers':
			case 'demote':
				if (!$group_id)
				{
					trigger_error($user->lang['NO_GROUP']);
				}

				if ($error = remove_from_group($action, $group_id, $mark_ary, false, $group_name))
				{
					trigger_error($user->lang[$error]);
				}

				$message = ($action == 'demote') ? 'GROUP_MODS_DEMOTED' : (($action == 'deleteusers') ? 'GROUP_USERS_REMOVE' : 'GROUP_DELETED');
				trigger_error($user->lang[$message]);
				break;

			case 'addleaders':
			case 'addusers':
				if (!$group_id)
				{
					trigger_error($user->lang['NO_GROUP']);
				}

				if (!$name_ary)
				{
					trigger_error($user->lang['NO_USERS']);
				}

				// Add user/s to group
				if ($error = add_to_group($action, $group_id, false, $name_ary, $group_colour, $group_rank, $group_avatar, $group_avatar_type))
				{
					trigger_error($user->lang[$error]);
				}

				$message = ($action == 'addleaders') ? 'GROUP_MODS_ADDED' : 'GROUP_USERS_ADDED';
				trigger_error($user->lang[$message]);
				break;

			case 'edit':
			case 'add':
				if ($action == 'edit' && !$group_id)
				{
					trigger_error($user->lang['NO_GROUP']);
				}

				// Did we submit?
				if ($update)
				{
					if (!($error = create_group($action, $group_id, $group_type, $group_name, $group_description, $group_colour, $group_rank, $group_avatar)))
					{
						$message = ($action == 'edit') ? 'GROUP_UPDATED' : 'GROUP_CREATED';
						trigger_error($message);
					}
				}
				else if (!$group_id)
				{
					$group_name = (!empty($_POST['group_name'])) ? stripslashes(htmlspecialchars($_POST['group_name'])) : '';
					$group_description = $group_colour = $group_avatar = '';
					$group_type = GROUP_FREE;
				}

?>

<h1><?php echo $user->lang['MANAGE']; ?></h1>

<p><?php echo $user->lang['GROUP_EDIT_EXPLAIN']; ?></p>

<?php 

				$sql = 'SELECT * 
					FROM ' . RANKS_TABLE . '
					WHERE rank_special = 1
					ORDER BY rank_title';
				$result = $db->sql_query($sql);

				$rank_options = '<option value="-1"' . ((empty($group_rank)) ? 'selected="selected" ' : '') . '>' . $user->lang['USER_DEFAULT'] . '</option>';
				if ($row = $db->sql_fetchrow($result))
				{
					do
					{
						$selected = (!empty($group_rank) && $row['rank_id'] == $group_rank) ? ' selected="selected"' : '';
						$rank_options .= '<option value="' . $row['rank_id'] . '"' . $selected . '>' . $row['rank_title'] . '</option>';
					}
					while ($row = $db->sql_fetchrow($result));
				}
				$db->sql_freeresult($result);

				$type_free		= ($group_type == GROUP_FREE) ? ' checked="checked"' : '';
				$type_open		= ($group_type == GROUP_OPEN) ? ' checked="checked"' : '';
				$type_closed	= ($group_type == GROUP_CLOSED) ? ' checked="checked"' : '';
				$type_hidden	= ($group_type == GROUP_HIDDEN) ? ' checked="checked"' : '';

?>

<script language="javascript" type="text/javascript">
<!--

function swatch()
{
	window.open('./swatch.<?php echo $phpEx; ?>?form=settings&amp;name=group_colour', '_swatch', 'HEIGHT=115,resizable=yes,scrollbars=no,WIDTH=636');
	return false;
}

//-->
</script>

<form name="settings" method="post" action="admin_groups.<?php echo "$phpEx$SID&amp;mode=$mode&amp;action=$action&amp;g=$group_id"; ?>"><table class="bg" width="95%" cellspacing="1" cellpadding="4" border="0" align="center">
	<tr>
		<th colspan="2"><?php echo $user->lang['GROUP_DETAILS']; ?></th>
	</tr>
<?php

				if (sizeof($error))
				{

?>
	<tr>
		<td class="row1" colspan="2" align="center"><span style="color:red"><?php echo implode('<br />', $error); ?></span></td>
	</tr>
<?php

				}

?>
	<tr>
		<td class="row2" width="40%"><b><?php echo $user->lang['GROUP_NAME']; ?>:</b></td>
		<td class="row1"><?php 
	
				if ($group_type != GROUP_SPECIAL)
				{
		
?><input class="post" type="text" name="group_name" value="<?php echo (!empty($group_name)) ? $group_name : ''; ?>" size="40" maxlength="40" /><?php
			
				}
				else
				{
				
?><b><?php echo ($group_type == GROUP_SPECIAL) ? $user->lang['G_' . $group_name] : $group_name; ?></b><?php
	
				}
	
?></td>
	</tr>
	<tr>
		<td class="row2"><b><?php echo $user->lang['GROUP_DESC']; ?>:</b></td>
		<td class="row1"><input class="post" type="text" name="group_description" value="<?php echo (!empty($group_description)) ? $group_description : ''; ?>" size="40" maxlength="255" /></td>
	</tr>
<?php

				if ($group_type != GROUP_SPECIAL)
				{

?>
	<tr>
		<td class="row2"><b><?php echo $user->lang['GROUP_TYPE']; ?>:</b><br /><span class="gensmall"><?php echo $user->lang['GROUP_TYPE_EXPLAIN']; ?></span></td>
		<td class="row1" nowrap="nowrap"><input type="radio" name="group_type" value="<?php echo GROUP_FREE . '"' . $type_free; ?> /> <?php echo $user->lang['GROUP_OPEN']; ?> &nbsp; <input type="radio" name="group_type" value="<?php echo GROUP_OPEN . '"' . $type_open; ?> /> <?php echo $user->lang['GROUP_REQUEST']; ?> &nbsp; <input type="radio" name="group_type" value="<?php echo GROUP_CLOSED . '"' . $type_closed; ?> /> <?php echo $user->lang['GROUP_CLOSED']; ?> &nbsp; <input type="radio" name="group_type" value="<?php echo GROUP_HIDDEN . '"' . $type_hidden; ?>" /> <?php echo $user->lang['GROUP_HIDDEN']; ?></td>
	</tr>
<?php

				}

?>
	<tr>
		<th colspan="2"><?php echo $user->lang['GROUP_SETTINGS_SAVE']; ?></th>
	</tr>
	<tr>
		<td class="row2"><b><?php echo $user->lang['GROUP_COLOR']; ?>:</b><br /><span class="gensmall"><?php echo $user->lang['GROUP_COLOR_EXPLAIN']; ?></span></td>
		<td class="row1" nowrap="nowrap"><input class="post" type="text" name="group_colour" value="<?php echo (!empty($group_colour)) ? $group_colour : ''; ?>" size="6" maxlength="6" /> &nbsp; [ <a href="<?php echo "swatch.$phpEx"; ?>" onclick="swatch();return false" target="_swatch"><?php echo $user->lang['COLOUR_SWATCH']; ?></a> ]</td>
	</tr>
	<tr>
		<td class="row2"><b><?php echo $user->lang['GROUP_RANK']; ?>:</b></td>
		<td class="row1"><select name="group_rank"><?php echo $rank_options; ?></select></td>
	</tr>
	<!-- tr>
		<th colspan="2"><?php echo $user->lang['GROUP_AVATAR']; ?></th>
	</tr>
	<tr>
		<td class="row2"><b><?php echo $user->lang['GROUP_AVATAR']; ?>:</b><br /><span class="gensmall"><?php echo $user->lang['GROUP_AVATAR_EXPLAIN']; ?></span></td>
		<td class="row1">&nbsp;</td>
	</tr -->
	<tr>
		<td class="cat" colspan="2" align="center"><input class="btnmain" type="submit" name="update" value="<?php echo $user->lang['SUBMIT']; ?>" /> &nbsp; <input class="btnlite" type="reset" value="<?php echo $user->lang['RESET']; ?>" /></td>
	</tr>
</table></form>
<?php

				break;

			// Show list of leaders, existing and pending members
			case 'list':
				if (!$group_id)
				{
					trigger_error($user->lang['NO_GROUP']);
				}

?>

<h1><?php echo $user->lang['GROUP_MEMBERS']; ?></h1>

<p><?php echo $user->lang['GROUP_MEMBERS_EXPLAIN']; ?></p>

<?php

				// Total number of group leaders
				$sql = 'SELECT COUNT(user_id) AS total_leaders 
					FROM ' . USER_GROUP_TABLE . " 
					WHERE group_id = $group_id 
						AND group_leader = 1";
				$result = $db->sql_query($sql);

				$total_leaders = ($row = $db->sql_fetchrow($result)) ? $row['total_leaders'] : 0;
				$db->sql_freeresult($result);

				// Total number of group members (non-leaders)
				$sql = 'SELECT COUNT(user_id) AS total_members 
					FROM ' . USER_GROUP_TABLE . " 
					WHERE group_id = $group_id 
						AND group_leader <> 1";
				$result = $db->sql_query($sql);

				$total_members = ($row = $db->sql_fetchrow($result)) ? $row['total_members'] : 0;
				$db->sql_freeresult($result);

				// Grab the members
				$sql = 'SELECT u.user_id, u.username, u.user_regdate, u.user_posts, u.group_id, ug.group_leader, ug.user_pending 
					FROM ' . USERS_TABLE . ' u, ' . USER_GROUP_TABLE . " ug 
					WHERE ug.group_id = $group_id 
						AND u.user_id = ug.user_id 
					ORDER BY ug.group_leader DESC, ug.user_pending DESC, u.username 
					LIMIT $start, " . $config['topics_per_page'];
				$result = $db->sql_query($sql);

				$leader = $member = 0;
				$group_data = array();
				if ($row = $db->sql_fetchrow($result))
				{
					do
					{
						$type = ($row['group_leader']) ? 'leader' : 'member';

						$group_data[$type][$$type]['user_id'] = $row['user_id'];
						$group_data[$type][$$type]['group_id'] = $row['group_id'];
						$group_data[$type][$$type]['username'] = $row['username'];
						$group_data[$type][$$type]['user_regdate'] = $row['user_regdate'];
						$group_data[$type][$$type]['user_posts'] = $row['user_posts'];
						$group_data[$type][$$type]['user_pending'] = $row['user_pending'];

						$$type++;
					}
					while ($row = $db->sql_fetchrow($result));
				}
				$db->sql_freeresult($result);

				if ($group_type != GROUP_SPECIAL)
				{

?>

<h1><?php echo $user->lang['GROUP_MODS']; ?></h1>

<p><?php echo $user->lang['GROUP_MODS_EXPLAIN']; ?></p>

<form name="mod" method="post" action="<?php echo "admin_groups.$phpEx$SID&amp;mode=$mode&amp;g=$group_id"; ?>"><table class="bg" width="95%" cellspacing="1" cellpadding="4" border="0" align="center">
	<tr>
		<th width="55%"><?php echo $user->lang['USERNAME']; ?></th>
		<th width="3%" nowrap="nowrap">Default</th>
		<th width="20%"><?php echo $user->lang['JOINED']; ?></th>
		<th width="20%"><?php echo $user->lang['POSTS']; ?></th>
		<th width="2%"><?php echo $user->lang['MARK']; ?></th>
	</tr>
<?php

					if (sizeof($group_data['leader']))
					{
						foreach ($group_data['leader'] as $row)
						{
							$row_class = ($row_class == 'row1') ? 'row2' : 'row1';

?>
	<tr>
		<td class="<?php echo $row_class; ?>"><a href="<?php echo "admin_users.$phpEx$SID&amp;mode=edit&amp;u=" . $row['user_id']; ?>"><?php echo $row['username']; ?></a></td>
		<td class="<?php echo $row_class; ?>" align="center"><?php echo ($row['group_id'] == $group_id) ? $user->lang['YES'] : $user->lang['NO']; ?></td>
		<td class="<?php echo $row_class; ?>" align="center"><?php echo $user->format_date($row['user_regdate'], $user->lang['DATE_FORMAT']); ?></td>
		<td class="<?php echo $row_class; ?>" align="center"><?php echo $row['user_posts']; ?></td>
		<td class="<?php echo $row_class; ?>" align="center"><input class="checkbox" type="checkbox" name="mark[]" value="<?php echo $row['user_id']; ?>" /></td>
	</tr>
<?php	

						}
					}
					else
					{

?>
	<tr>
		<td class="row1" colspan="5" align="center"><?php echo $user->lang['GROUPS_NO_MODS']; ?></td>
	</tr>
<?php

					}

?>

	<tr>
		<td class="cat" colspan="5" align="right">Select option: <select name="action"><option value="default">Default</option><option value="demote">Demote</option><option value="delete">Delete</option></select> <input class="btnmain" type="submit" name="update" value="<?php echo $user->lang['UPDATE']; ?>" />&nbsp;</td>
	</tr>
</table>

<table width="95%" cellspacing="1" cellpadding="1" border="0" align="center">
	<tr>
		<td valign="top"><?php echo on_page($total_moderators, $config['topics_per_page'], $start_mod); ?></td>
		<td align="right"><b><span class="gensmall"><a href="javascript:marklist('mod', true);" class="gensmall"><?php echo $user->lang['MARK_ALL']; ?></a> :: <a href="javascript:marklist('mod', false);" class="gensmall"><?php echo $user->lang['UNMARK_ALL']; ?></a></span></b>&nbsp;<br /><span class="nav"><?php echo generate_pagination("admin_groups.$phpEx$SID&amp;action=list&amp;mode=mod&amp;g=$group_id", $total_members, $config['topics_per_page'], $start); ?></span></td>
	</tr>
</table>

<br clear="all" />

<table class="bg" width="95%" cellspacing="1" cellpadding="4" border="0" align="center">
	<tr>
		<th colspan="2"><?php echo $user->lang['ADD_USERS']; ?></th>
	</tr>
	<tr>
		<td class="row1" width="40%"><b><?php echo $user->lang['USER_GETS_GROUP_SET']; ?>:</b> <br /><span class="gensmall"><?php echo $user->lang['USER_GETS_GROUP_SET_EXPLAIN']; ?></span></td>
		<td class="row2"><input type="radio" name="default" value="1" /> <?php echo $user->lang['YES']; ?> &nbsp; <input type="radio" name="default" value="0" checked="checked" /> <?php echo $user->lang['NO']; ?></td>
	</tr>
	<tr>
		<td class="row1" width="40%"><b><?php echo $user->lang['USERNAME']; ?>:</b><br /><span class="gensmall"><?php echo $user->lang['USERNAMES_EXPLAIN']; ?></span></td>
		<td class="row2"><textarea name="usernames" cols="40" rows="5"></textarea></td>
	</tr>
	<tr>
		<td class="cat" colspan="2" align="center"><input class="btnmain" type="submit" name="addleaders" value="<?php echo $user->lang['SUBMIT']; ?>" /> &nbsp; <input class="btnlite" type="submit" value="<?php echo $user->lang['FIND_USERNAME']; ?>" onclick="window.open('<?php echo "../memberlist.$phpEx$SID"; ?>&amp;mode=searchuser&amp;form=mod&amp;field=usernames', '_phpbbsearch', 'HEIGHT=500,resizable=yes,scrollbars=yes,WIDTH=740');return false;" /></td>
	</tr>
</table>

</form>

<?php

				}

				// Existing members

?>
<h1><?php echo $user->lang['GROUP_LIST']; ?></h1>

<p><?php echo $user->lang['GROUP_LIST_EXPLAIN']; ?></p>

<form name="list" method="post" action="<?php echo "admin_groups.$phpEx$SID&amp;mode=$mode&amp;g=$group_id"; ?>"><table class="bg" width="95%" cellspacing="1" cellpadding="4" border="0" align="center">
	<tr>
		<th width="55%"><?php echo $user->lang['USERNAME']; ?></th>
		<th width="3%" nowrap="nowrap">Default</th>
		<th width="20%"><?php echo $user->lang['JOINED']; ?></th>
		<th width="20%"><?php echo $user->lang['POSTS']; ?></th>
		<th width="2%"><?php echo $user->lang['MARK']; ?></th>
	</tr>
<?php


				if (sizeof($group_data['member']))
				{
					$pending = $group_data['member'][0]['user_pending'];

					foreach ($group_data['member'] as $row)
					{
						if ($row['user_pending'] != $pending)
						{
							$pending = $row['user_pending'];

?>
	<tr>
		<td class="row3" colspan="5"><b>Approved Members</b></td>
	</tr>
<?php

						}

						if ($pending)
						{

?>
	<tr>
		<td class="row3" colspan="5"><b>Pending Members</b></td>
	</tr>
<?php

						}

						$row_class = ($row_class == 'row1') ? 'row2' : 'row1';

?>
	<tr>
		<td class="<?php echo $row_class; ?>"><a href="<?php echo "admin_users.$phpEx$SID&amp;mode=edit&amp;u=" . $row['user_id']; ?>"><?php echo $row['username']; ?></a></td>
		<td class="<?php echo $row_class; ?>" align="center"><?php echo ($row['group_id'] == $group_id) ? $user->lang['YES'] : $user->lang['NO']; ?></td>
		<td class="<?php echo $row_class; ?>" align="center"><?php echo $user->format_date($row['user_regdate'], $user->lang['DATE_FORMAT']); ?></td>
		<td class="<?php echo $row_class; ?>" align="center"><?php echo $row['user_posts']; ?></td>
		<td class="<?php echo $row_class; ?>" align="center"><input class="checkbox" type="checkbox" name="mark[]" value="<?php echo $row['user_id']; ?>" /></td>
	</tr>
<?php

					}
				}
				else
				{

?>
	<tr>
		<td class="row1" colspan="5" align="center"><?php echo $user->lang['GROUPS_NO_MEMBERS']; ?></td>
	</tr>
<?php

				}

?>
	<tr>
		<td class="cat" colspan="5" align="right">Select option: <select name="action"><option value="approve">Approve</option><option value="default">Default</option><option value="delete">Delete</option></select> <input class="btnmain" type="submit" name="update" value="<?php echo $user->lang['UPDATE']; ?>" />&nbsp;</td>
	</tr>
</table>

<table width="95%" cellspacing="1" cellpadding="1" border="0" align="center">
	<tr>
		<td valign="top"><?php echo on_page($total_members, $config['topics_per_page'], $start); ?></td>
		<td align="right"><b><span class="gensmall"><a href="javascript:marklist('list', true);" class="gensmall"><?php echo $user->lang['MARK_ALL']; ?></a> :: <a href="javascript:marklist('list', false);" class="gensmall"><?php echo $user->lang['UNMARK_ALL']; ?></a></span></b>&nbsp;<br /><span class="nav"><?php echo generate_pagination("admin_groups.$phpEx$SID&amp;action=list&amp;mode=member&amp;g=$group_id", $total_members, $config['topics_per_page'], $start); ?></span></td>
	</tr>
</table>

<br clear="all" />

<table class="bg" width="95%" cellspacing="1" cellpadding="4" border="0" align="center">
	<tr>
		<th colspan="2"><?php echo $user->lang['ADD_USERS']; ?></th>
	</tr>
	<tr>
		<td class="row1"><b><?php echo $user->lang['USER_GETS_GROUP_SET']; ?>:</b> <br /><span class="gensmall"><?php echo $user->lang['USER_GETS_GROUP_SET_EXPLAIN']; ?></span></td>
		<td class="row2"><input type="radio" name="default" value="1" /> <?php echo $user->lang['YES']; ?> &nbsp; <input type="radio" name="default" value="0" checked="checked" /> <?php echo $user->lang['NO']; ?></td>
	</tr>
	<tr>
		<td class="row1"><b><?php echo $user->lang['USERNAME']; ?>:</b><br /><span class="gensmall"><?php echo $user->lang['USERNAMES_EXPLAIN']; ?></span></td>
		<td class="row2"><textarea name="usernames" cols="40" rows="5"></textarea></td>
	</tr>
	<tr>
		<td class="cat" colspan="2" align="center"><input class="btnmain" type="submit" name="addusers" value="<?php echo $user->lang['SUBMIT']; ?>" /> &nbsp; <input class="btnlite" type="submit" value="<?php echo $user->lang['FIND_USERNAME']; ?>" onclick="window.open('<?php echo "../memberlist.$phpEx$SID"; ?>&amp;mode=searchuser&amp;form=mod&amp;field=usernames', '_phpbbsearch', 'HEIGHT=500,resizable=yes,scrollbars=yes,WIDTH=740');return false;" /></td>
	</tr>
</table>

</form>

<?php

				break;

			// Management front end
			default:

?>

<h1><?php echo $user->lang['MANAGE']; ?></h1>

<p><?php echo $user->lang['GROUP_MANAGE_EXPLAIN']; ?></p>

<h1><?php echo $user->lang['USER_DEF_GROUPS']; ?></h1>

<p><?php echo $user->lang['USER_DEF_GROUPS_EXPLAIN']; ?></p>

<form method="post" action="<?php echo "admin_groups.$phpEx$SID&amp;mode=$mode"; ?>"><table class="bg" width="95%" cellspacing="1" cellpadding="4" border="0" align="center">
	<tr>
		<th width="95%"><?php echo $user->lang['MANAGE']; ?></th>
		<th nowrap="nowrap"><?php echo $user->lang['TOTAL_MEMBERS']; ?></th>
		<th colspan="3"><?php echo $user->lang['OPTIONS']; ?></th>
	</tr>
<?php

				$sql = 'SELECT g.group_id, g.group_name, g.group_type, COUNT(ug.user_id) AS total_members 
					FROM (' . GROUPS_TABLE . ' g
					LEFT JOIN ' . USER_GROUP_TABLE . ' ug USING (group_id)) 
					GROUP BY g.group_id 
					ORDER BY g.group_type ASC, g.group_name';
				$result = $db->sql_query($sql);

				$special = $normal = 0;
				$group_ary = array();
				while ($row = $db->sql_fetchrow($result) )
				{
					$type = ($row['group_type'] == GROUP_SPECIAL) ? 'special' : 'normal';

					$group_ary[$type][$$type]['group_id'] = $row['group_id'];
					$group_ary[$type][$$type]['group_name'] = $row['group_name'];
					$group_ary[$type][$$type]['group_type'] = $row['group_type'];
					$group_ary[$type][$$type]['total_members'] = $row['total_members'];

					$$type++;
				}
				$db->sql_freeresult($result);

				$special_toggle = false;
				foreach ($group_ary as $type => $row_ary)
				{
					if ($type == 'special')
					{

?>
	<tr>
		<td class="cat" colspan="5" align="right">Create new group: <input class="post" type="text" name="group_name" maxlength="30" /> <input class="btnmain" type="submit" name="add" value="<?php echo $user->lang['SUBMIT']; ?>" /></td>
	</tr>
</table>

<h1><?php echo $user->lang['SPECIAL_GROUPS']; ?></h1>

<p><?php echo $user->lang['SPECIAL_GROUPS_EXPLAIN']; ?></p>

<table class="bg" width="95%" cellspacing="1" cellpadding="4" border="0" align="center">
	<tr>
		<th width="95%"><?php echo $user->lang['MANAGE']; ?></th>
		<th><?php echo $user->lang['TOTAL_MEMBERS']; ?></th>
		<th colspan="3"><?php echo $user->lang['OPTIONS']; ?></th>
	</tr>
<?php

					}

					foreach ($row_ary as $row)
					{
						$row_class = ($row_class != 'row1') ? 'row1' : 'row2';

						$group_id = $row['group_id'];
						$group_name = (!empty($user->lang['G_' . $row['group_name']]))? $user->lang['G_' . $row['group_name']] : $row['group_name'];

?>
	<tr>
		<td width="95%" class="<?php echo $row_class; ?>"><a href="admin_groups.<?php echo "$phpEx$SID&amp;mode=$mode&amp;action=list&amp;g=$group_id"; ?>"><?php echo $group_name;?></a></td>
		<td class="<?php echo $row_class; ?>" align="center" nowrap="nowrap">&nbsp;<?php echo $row['total_members']; ?>&nbsp;</td>
		<td class="<?php echo $row_class; ?>" align="center" nowrap="nowrap">&nbsp;<a href="<?php echo "admin_groups.$phpEx$SID&amp;mode=$mode&amp;action=default&amp;g=$group_id"; ?>">Default<?php echo $user->lang['']; ?></a>&nbsp;</td>
		<td class="<?php echo $row_class; ?>" align="center" nowrap="nowrap">&nbsp;<a href="<?php echo "admin_groups.$phpEx$SID&amp;mode=$mode&amp;action=edit&amp;g=$group_id"; ?>"><?php echo $user->lang['EDIT']; ?></a>&nbsp;</td>
		<td class="<?php echo $row_class; ?>" align="center" nowrap="nowrap">&nbsp;<?php 
	
						echo ($row['group_type'] != GROUP_SPECIAL) ? "<a href=\"admin_groups.$phpEx$SID&amp;mode=$mode&amp;action=delete&amp;g=$group_id\">" . $user->lang['DELETE'] . '</a>' : $user->lang['DELETE'];

?>&nbsp;</td>
	</tr>
<?php

					}
				}

?>
	<tr>
		<td class="cat" colspan="5">&nbsp;</td>
	</tr>
</table></form>

<?php

				break;


		}

		// Common javascript
?>

<script language="Javascript" type="text/javascript">
<!--
function marklist(match, status)
{
	len = eval('document.' + match + '.length');
	for (i = 0; i < len; i++)
	{
		eval('document.' + match + '.elements[i].checked = ' + status);
	}
}

function getElement(id)
{ 
	return document.getElementById ? document.getElementById(id) : document.all ? document.all(id) : null; 
} 

function showbox(id)
{ 
	var el = getElement(id); 
	if (el && el.style) 
		el.style.display = ''; 
} 

function hidebox(id)
{ 
	var el = getElement(id); 
	if (el && el.style) 
		el.style.display = 'none'; 
} 

//-->
</script>

<?php

		adm_page_footer();
		break;

	// Setting groupwide preferences
	case 'prefs':
		adm_page_header($user->lang['GROUP_PREFS']);

		if ($update)
		{
		}
		else
		{
			$user_lang = (!empty($_POST['user_lang'])) ? htmlspecialchars($_POST['user_lang']) : '';
			$user_tz = (isset($_POST['user_tz'])) ? doubleval($_POST['user_tz']) : '';
			$user_dst = (isset($_POST['user_dst'])) ? intval($_POST['user_dst']) : '';
		}

?>
<h1><?php echo $user->lang['GROUP_SETTINGS']; ?></h1>

<p><?php echo $user->lang['GROUP_SETTINGS_EXPLAIN']; ?></p>

<form method="post" action="admin_groups.<?php echo "$phpEx$SID&amp;action=edit&amp;g=$group_id"; ?>"><table class="bg" width="90%" cellspacing="1" cellpadding="4" border="0" align="center">
	<tr>
		<th colspan="2"><?php echo $user->lang['GROUP_SETTINGS']; ?></th>
	</tr>
	<tr>
		<td class="row2"><?php echo $user->lang['GROUP_LANG']; ?>:</td>
		<td class="row1"><select name="user_lang"><?php echo '<option value="-1" selected="selected">' . $user->lang['USER_DEFAULT'] . '</option>' . language_select(); ?></select></td>
	</tr>
	<tr>
		<td class="row2"><?php echo $user->lang['GROUP_TIMEZONE']; ?>:</td>
		<td class="row1"><select name="user_tz"><?php echo '<option value="-14" selected="selected">' . $user->lang['USER_DEFAULT'] . '</option>' . tz_select(); ?></select></td>
	</tr>
	<tr>
		<td class="row2"><?php echo $user->lang['GROUP_DST']; ?>:</td>
		<td class="row1" nowrap="nowrap"><input type="radio" name="user_dst" value="0" /> <?php echo $user->lang['DISABLED']; ?> &nbsp; <input type="radio" name="user_dst" value="1" /> <?php echo $user->lang['ENABLED']; ?> &nbsp; <input type="radio" name="user_dst" value="-1" checked="checked" /> <?php echo $user->lang['USER_DEFAULT']; ?></td>
	</tr>
	<tr>
		<td class="cat" colspan="2" align="center"><input class="btnmain" type="submit" name="submitprefs" value="<?php echo $user->lang['SUBMIT']; ?>" /> &nbsp; <input class="btnlite" type="reset" value="<?php echo $user->lang['RESET']; ?>" /></td>
	</tr>
</table></form>

<?php

		adm_page_footer();
		break;

	default:
		trigger_error($user->lang['NO_MODE']);
}

exit;

?>