<?php
/*
	$Id: system_groupmanager.php
	part of m0n0wall (http://m0n0.ch/wall)

	Copyright (C) 2008 Shrew Soft Inc.
	All rights reserved.

	Copyright (C) 2005 Paul Taylor <paultaylor@winn-dixie.com>.
	All rights reserved.

	Copyright (C) 2003-2005 Manuel Kasper <mk@neon1.net>.
	All rights reserved.

	Redistribution and use in source and binary forms, with or without
	modification, are permitted provided that the following conditions are met:

	1. Redistributions of source code must retain the above copyright notice,
	   this list of conditions and the following disclaimer.

	2. Redistributions in binary form must reproduce the above copyright
	   notice, this list of conditions and the following disclaimer in the
	   documentation and/or other materials provided with the distribution.

	THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
	INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
	AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
	AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
	OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
	CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
	POSSIBILITY OF SUCH DAMAGE.
*/
/*
	pfSense_MODULE:	auth
*/

##|+PRIV
##|*IDENT=page-system-groupmanager
##|*NAME=System: Group manager page
##|*DESCR=Allow access to the 'System: Group manager' page.
##|*MATCH=system_groupmanager.php*
##|-PRIV

require("guiconfig.inc");

$pgtitle = array(gettext("System"), gettext("Group manager"));

if (!is_array($config['system']['group']))
	$config['system']['group'] = array();

$a_group = &$config['system']['group'];

unset($id);
if (isset($_POST['groupid']) && is_numericint($_POST['groupid']))
	$id = $_POST['groupid'];

$act = (isset($_POST['act']) ? $_POST['act'] : '');

if ($act == "delgroup") {

	if (!isset($id) || !isset($_POST['groupname']) || !isset($a_group[$id]) || ($_POST['groupname'] != $a_group[$id]['name'])) {
		pfSenseHeader("system_groupmanager.php");
		exit;
	}

	conf_mount_rw();
	local_group_del($a_group[$id]);
	conf_mount_ro();
	$groupdeleted = $a_group[$id]['name'];
	unset($a_group[$id]);
	write_config();
	$savemsg = gettext("Group")." {$groupdeleted} ".
		gettext("successfully deleted")."<br />";
}

if ($act == "delpriv") {

	if (!isset($id) || !isset($a_group[$id])) {
		pfSenseHeader("system_groupmanager.php");
		exit;
	}

	$privdeleted = $priv_list[$a_group[$id]['priv'][$_POST['privid']]]['name'];
	unset($a_group[$id]['priv'][$_POST['privid']]);

	if (is_array($a_group[$id]['member'])) {
		foreach ($a_group[$id]['member'] as $uid) {
			$user = getUserEntryByUID($uid);
			if ($user)
				local_user_set($user);
		}
	}

	write_config();
	$act = "edit";
	$savemsg = gettext("Privilege")." {$privdeleted} ".
				gettext("successfully deleted")."<br />";
}

if ($act == "edit") {
	if (isset($id) && isset($a_group[$id])) {
		$pconfig['name'] = $a_group[$id]['name'];
		$pconfig['gid'] = $a_group[$id]['gid'];
		$pconfig['gtype'] = $a_group[$id]['scope'];
		$pconfig['description'] = $a_group[$id]['description'];
		$pconfig['members'] = $a_group[$id]['member'];
		$pconfig['priv'] = $a_group[$id]['priv'];
	}
}

if (isset($_POST['save'])) {

	unset($input_errors);
	$pconfig = $_POST;

	/* input validation */
	$reqdfields = explode(" ", "groupname");
	$reqdfieldsn = array(gettext("Group Name"));

	do_input_validation($_POST, $reqdfields, $reqdfieldsn, $input_errors);

	if (preg_match("/[^a-zA-Z0-9\.\-_ ]/", $_POST['groupname']))
		$input_errors[] = gettext("The group name contains invalid characters.");

	if (strlen($_POST['groupname']) > 16)
		$input_errors[] = gettext("The group name is longer than 16 characters.");

	if (!$input_errors && !(isset($id) && $a_group[$id])) {
		/* make sure there are no dupes */
		foreach ($a_group as $group) {
			if ($group['name'] == $_POST['groupname']) {
				$input_errors[] = gettext("Another entry with the same group name already exists.");
				break;
			}
		}
	}

	if (!$input_errors) {
		$group = array();
		if (isset($id) && $a_group[$id])
			$group = $a_group[$id];

		$group['name'] = $_POST['groupname'];
		$group['description'] = $_POST['description'];

		if (empty($_POST['members']))
			unset($group['member']);
		else if ($group['gid'] != 1998) // all group
			$group['member'] = $_POST['members'];

		if (isset($id) && $a_group[$id])
			$a_group[$id] = $group;
		else {
			$group['gid'] = $config['system']['nextgid']++;
			$a_group[] = $group;
		}

		conf_mount_rw();
		local_group_set($group);
		conf_mount_ro();

		/* Refresh users in this group since their privileges may have changed. */
		if (is_array($group['member'])) {
			$a_user = &$config['system']['user'];
			foreach ($a_user as & $user) {
				if (in_array($user['uid'], $group['member']))
					local_user_set($user);
			}
		}

		write_config();

		header("Location: system_groupmanager.php");
		exit;
	}
}

include("head.inc");

?>

<body link="#000000" vlink="#000000" alink="#000000" onload="<?= $jsevents["body"]["onload"] ?>">
<?php include("fbegin.inc"); ?>
<script type="text/javascript">
//<![CDATA[

function setall_selected(id) {
	selbox = document.getElementById(id);
	count = selbox.options.length;
	for (index = 0; index<count; index++)
		selbox.options[index].selected = true;
}

function clear_selected(id) {
	selbox = document.getElementById(id);
	count = selbox.options.length;
	for (index = 0; index<count; index++)
		selbox.options[index].selected = false;
}

function remove_selected(id) {
	selbox = document.getElementById(id);
	index = selbox.options.length - 1;
	for (; index >= 0; index--)
		if (selbox.options[index].selected)
			selbox.remove(index);
}

function copy_selected(srcid, dstid) {
	src_selbox = document.getElementById(srcid);
	dst_selbox = document.getElementById(dstid);
	count = dst_selbox.options.length;
	for (index = count - 1; index >= 0; index--) {
		if (dst_selbox.options[index].value == '') {
			dst_selbox.remove(index);
		}
	}
	count = src_selbox.options.length;
	for (index = 0; index < count; index++) {
		if (src_selbox.options[index].selected) {
			option = document.createElement('option');
			option.text = src_selbox.options[index].text;
			option.value = src_selbox.options[index].value;
			dst_selbox.add(option, null);
		}
	}
}

function move_selected(srcid, dstid) {
	copy_selected(srcid, dstid);
	remove_selected(srcid);
}

function presubmit() {
	clear_selected('notmembers');
	setall_selected('members');
}

//]]>
</script>
<?php
	if ($input_errors)
		print_input_errors($input_errors);
	if ($savemsg)
		print_info_box($savemsg);
?>
<table width="100%" border="0" cellpadding="0" cellspacing="0" summary="group manager">
	<tr>
		<td>
<?php
			$tab_array = array();
			$tab_array[] = array(gettext("Users"), false, "system_usermanager.php");
			$tab_array[] = array(gettext("Groups"), true, "system_groupmanager.php");
			$tab_array[] = array(gettext("Settings"), false, "system_usermanager_settings.php");
			$tab_array[] = array(gettext("Servers"), false, "system_authservers.php");
			display_top_tabs($tab_array);
?>
		</td>
	</tr>
	<tr>
		<td id="mainarea">
			<div class="tabcont">

<?php
			if($act == "new" || $act == "edit"):
?>
				<form action="system_groupmanager.php" method="post" name="iform" id="iform" onsubmit="presubmit()">
					<input type="hidden" id="act" name="act" value="" />
					<input type="hidden" id="groupid" name="groupid" value="<?=(isset($id) ? $id : '');?>" />
					<input type="hidden" id="privid" name="privid" value="" />
					<table width="100%" border="0" cellpadding="6" cellspacing="0" summary="main area">
<?php
						$ro = "";
						if ($pconfig['gtype'] == "system")
							$ro = "readonly=\"readonly\"";
?>
						<tr>
							<td width="22%" valign="top" class="vncell"><?=gettext("Defined by");?></td>
							<td width="78%" class="vtable">
								<strong><?=strtoupper($pconfig['gtype']);?></strong>
								<input name="gtype" type="hidden" value="<?=htmlspecialchars($pconfig['gtype'])?>"/>
							</td>
						</tr>
						<tr>
							<td width="22%" valign="top" class="vncellreq"><?=gettext("Group name");?></td>
							<td width="78%" class="vtable">
								<input name="groupname" type="text" class="formfld group" id="groupname" size="20" maxlength="16" value="<?=htmlspecialchars($pconfig['name']);?>" <?=$ro;?> />
							</td>
						</tr>
						<tr>
							<td width="22%" valign="top" class="vncell"><?=gettext("Description");?></td>
							<td width="78%" class="vtable">
								<input name="description" type="text" class="formfld unknown" id="description" size="20" value="<?=htmlspecialchars($pconfig['description']);?>" />
								<br />
								<?=gettext("Group description, for your own information only");?>
							</td>
						</tr>
<?php
					if ($pconfig['gid'] != 1998): // all users group
?>
						<tr>
							<td width="22%" valign="top" class="vncell"><?=gettext("Group Memberships");?></td>
							<td width="78%" class="vtable" align="center">
								<table class="tabcont" width="100%" border="0" cellpadding="0" cellspacing="0" summary="membership">
									<tr>
										<td align="center" width="50%">
											<strong><?=gettext("Not Members");?></strong><br />
											<br />
												<select size="10" style="width: 75%" name="notmembers[]" class="formselect" id="notmembers" onchange="clear_selected('members')" multiple="multiple">
<?php
											$rowIndex = 0;
											foreach ($config['system']['user'] as $user):
												if (is_array($pconfig['members']) && in_array($user['uid'],$pconfig['members']))
													continue;
												$rowIndex++;
?>
												<option value="<?=$user['uid'];?>" <?=$selected;?>>
													<?=htmlspecialchars($user['name']);?>
												</option>
<?php
											endforeach;
											if ($rowIndex == 0)
												echo "<option></option>";
?>
											</select>
											<br />
										</td>
										<td>
											<br />
											<a href="javascript:move_selected('notmembers','members')">
												<img src="/themes/<?= $g['theme'];?>/images/icons/icon_right.gif" title="<?=gettext("Add Members");?>" alt="<?=gettext("Add Members");?>" width="17" height="17" border="0" />
											</a>
											<br /><br />
											<a href="javascript:move_selected('members','notmembers')">
												<img src="/themes/<?= $g['theme'];?>/images/icons/icon_left.gif" title="<?=gettext("Remove Members");?>" alt="<?=gettext("Remove Members");?>" width="17" height="17" border="0" />
											</a>
										</td>
										<td align="center" width="50%">
											<strong><?=gettext("Members");?></strong><br />
											<br />
											<select size="10" style="width: 75%" name="members[]" class="formselect" id="members" onchange="clear_selected('notmembers')" multiple="multiple">
<?php
											$rowIndex = 0;
											foreach ($config['system']['user'] as $user):
												if (!(is_array($pconfig['members']) && in_array($user['uid'],$pconfig['members'])))
													continue;
												$rowIndex++;
?>
												<option value="<?=$user['uid'];?>">
													<?=htmlspecialchars($user['name']);?>
												</option>
<?php
											endforeach;
											if ($rowIndex == 0)
												echo "<option></option>";
?>
											</select>
											<br />
										</td>
									</tr>
								</table>
								<?=gettext("Hold down CTRL (pc)/COMMAND (mac) key to select multiple items");?>
							</td>
						</tr>
<?php
					endif;
					if ($act != "new"):
?>
						<tr>
							<td width="22%" valign="top" class="vncell"><?=gettext("Assigned Privileges");?></td>
							<td width="78%" class="vtable">
								<table class="tabcont" width="100%" border="0" cellpadding="0" cellspacing="0" summary="privileges">
									<tr>
										<td width="40%" class="listhdrr"><?=gettext("Name");?></td>
										<td width="60%" class="listhdrr"><?=gettext("Description");?></td>
										<td class="list"></td>
									</tr>
<?php
							if(is_array($pconfig['priv'])):
								$i = 0;
								foreach ($pconfig['priv'] as $priv):
?>
									<tr>
										<td class="listr">
											<?=htmlspecialchars($priv_list[$priv]['name']);?>
										</td>
										<td class="listbg">
											<?=htmlspecialchars($priv_list[$priv]['descr']);?>
										</td>
										<td valign="middle" class="list nowrap">
											<input type="image" name="delpriv[]" width="17" height="17" border="0"
												src="/themes/<?=$g['theme'];?>/images/icons/icon_x.gif"
												onclick="document.getElementById('privid').value='<?=$i;?>';
													document.getElementById('groupid').value='<?=$id;?>';
													document.getElementById('act').value='<?php echo "delpriv";?>';
													return confirm('<?=gettext("Do you really want to delete this privilege?");?>');"
												title="<?=gettext("delete privilege");?>" />
										</td>
									</tr>
<?php
									$i++;
								endforeach;
							endif;
?>
									<tr>
										<td class="list" colspan="2"></td>
										<td class="list">
											<a href="system_groupmanager_addprivs.php?groupid=<?=htmlspecialchars($id)?>">
												<img src="/themes/<?= $g['theme']; ?>/images/icons/icon_plus.gif" width="17" height="17" border="0" alt="add" />
											</a>

										</td>
									</tr>

								</table>
							</td>
						</tr>
<?php
					endif;
?>
						<tr>
							<td width="22%" valign="top">&nbsp;</td>
							<td width="78%">
								<input name="save" type="submit" class="formbtn" value="<?=gettext("Save");?>" />
								<input type="button" value="<?=gettext("Cancel");?>" onclick="window.location.href='/system_groupmanager.php'" />
								<?php if (isset($id) && $a_group[$id]): ?>
								<input name="id" type="hidden" value="<?=htmlspecialchars($id);?>" />
								<input name="gid" type="hidden" value="<?=htmlspecialchars($pconfig['gid']);?>" />
								<?php endif; ?>
							</td>
						</tr>
					</table>
				</form>
<?php
			else:
?>
				<form action="system_groupmanager.php" method="post" name="iform2" id="iform2">
					<input type="hidden" id="act" name="act" value="" />
					<input type="hidden" id="groupid" name="groupid" value="<?=(isset($id) ? $id : '');?>" />
					<input type="hidden" id="groupname" name="groupname" value="" />
					<table class="sortable" width="100%" border="0" cellpadding="0" cellspacing="0" summary="">
						<thead>
							<tr>
								<th width="25%" class="listhdrr"><?=gettext("Group name");?></th>
								<th width="25%" class="listhdrr"><?=gettext("Description");?></th>
								<th width="30%" class="listhdrr"><?=gettext("Member Count");?></th>
								<th width="10%" class="list"></th>
							</tr>
						</thead>
						<tfoot>
							<tr>
								<td class="list" colspan="3"></td>
								<td class="list">
									<input type="image" name="addcert" width="17" height="17" border="0"
										src="/themes/<?=$g['theme'];?>/images/icons/icon_plus.gif"
										onclick="document.getElementById('act').value='<?php echo "new";?>';"
										title="<?=gettext("add group");?>" />
								</td>
							</tr>
							<tr>
								<td colspan="3">
									<p>
										<?=gettext("Additional webConfigurator groups can be added here.
										Group permissions can be assigned which are inherited by users who are members of the group.
										An icon that appears grey indicates that it is a system defined object.
										Some system object properties can be modified but they cannot be deleted.");?>
									</p>
								</td>
							</tr>
						</tfoot>
						<tbody>
<?php
						$i = 0;
						foreach($a_group as $group):
							if($group['scope'] == "system")
								$grpimg = "/themes/{$g['theme']}/images/icons/icon_system-group-grey.png";
							else
								$grpimg = "/themes/{$g['theme']}/images/icons/icon_system-group.png";
							$groupcount = count($group['member']);
							if ($group["name"] == "all")
								$groupcount = count($config['system']['user']);
?>
							<tr ondblclick="document.getElementById('act').value='<?php echo "edit";?>';
								document.getElementById('groupid').value='<?=$i;?>';
								document.iform2.submit();">
								<td class="listlr">
									<table border="0" cellpadding="0" cellspacing="0" summary="">
										<tr>
											<td align="left" valign="middle">
												<img src="<?=$grpimg;?>" alt="<?=gettext("User");?>" title="<?=gettext("User");?>" border="0" height="16" width="16" />
											</td>
											<td align="left" valign="middle">
												<?=htmlspecialchars($group['name']); ?>&nbsp;
											</td>
										</tr>
									</table>
								</td>
								<td class="listr">
									<?=htmlspecialchars($group['description']);?>&nbsp;
								</td>
								<td class="listbg">
									<?=$groupcount;?>
								</td>
								<td valign="middle" class="list nowrap">
									<input type="image" name="editgroup[]" width="17" height="17" border="0"
										src="/themes/<?=$g['theme'];?>/images/icons/icon_e.gif"
										onclick="document.getElementById('groupid').value='<?=$i;?>';
											document.getElementById('act').value='<?php echo "edit";?>';"
										title="<?=gettext("edit group");?>" />
									&nbsp;
<?php
								if($group['scope'] != "system"):
?>
									<input type="image" name="delgroup[]" width="17" height="17" border="0"
										src="/themes/<?=$g['theme'];?>/images/icons/icon_x.gif"
										onclick="document.getElementById('groupid').value='<?=$i;?>';
											document.getElementById('groupname').value='<?=$group['name'];?>';
											document.getElementById('act').value='<?php echo "delgroup";?>';
											return confirm('<?=gettext("Do you really want to delete this group?");?>');"
										title="<?=gettext("delete group");?>" />
<?php
								endif;
?>
								</td>
							</tr>
<?php
							$i++;
						endforeach;
?>
						</tbody>
					</table>
				</form>
<?php
			endif;
?>
			</div>
		</td>
	</tr>
</table>
<?php include("fend.inc"); ?>
</body>
</html>