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<?php
/*
	interfaces_gif.php
*/
/* ====================================================================
 *	Copyright (c)  2004-2015  Electric Sheep Fencing, LLC. 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.
 *
 *	3. All advertising materials mentioning features or use of this software
 *		must display the following acknowledgment:
 *		"This product includes software developed by the pfSense Project
 *		 for use in the pfSense software distribution. (http://www.pfsense.org/).
 *
 *	4. The names "pfSense" and "pfSense Project" must not be used to
 *		 endorse or promote products derived from this software without
 *		 prior written permission. For written permission, please contact
 *		 coreteam@pfsense.org.
 *
 *	5. Products derived from this software may not be called "pfSense"
 *		nor may "pfSense" appear in their names without prior written
 *		permission of the Electric Sheep Fencing, LLC.
 *
 *	6. Redistributions of any form whatsoever must retain the following
 *		acknowledgment:
 *
 *	"This product includes software developed by the pfSense Project
 *	for use in the pfSense software distribution (http://www.pfsense.org/).
 *
 *	THIS SOFTWARE IS PROVIDED BY THE pfSense PROJECT ``AS IS'' AND ANY
 *	EXPRESSED 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 pfSense PROJECT OR
 *	ITS CONTRIBUTORS 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.
 *
 *	====================================================================
 *
 */

##|+PRIV
##|*IDENT=page-interfaces-gif
##|*NAME=Interfaces: GIF
##|*DESCR=Allow access to the 'Interfaces: GIF' page.
##|*MATCH=interfaces_gif.php*
##|-PRIV

require("guiconfig.inc");

if (!is_array($config['gifs']['gif'])) {
	$config['gifs']['gif'] = array();
}

$a_gifs = &$config['gifs']['gif'] ;

function gif_inuse($num) {
	global $config, $a_gifs;

	$iflist = get_configured_interface_list(false, true);
	foreach ($iflist as $if) {
		if ($config['interfaces'][$if]['if'] == $a_gifs[$num]['gifif']) {
			return true;
		}
	}

	return false;
}

if ($_GET['act'] == "del") {
	if (!isset($_GET['id'])) {
		$input_errors[] = gettext("Wrong parameters supplied");
	} else if (empty($a_gifs[$_GET['id']])) {
		$input_errors[] = gettext("Wrong index supplied");
	/* check if still in use */
	} else if (gif_inuse($_GET['id'])) {
		$input_errors[] = gettext("This gif TUNNEL cannot be deleted because it is still being used as an interface.");
	} else {
		mwexec("/sbin/ifconfig " . $a_gifs[$_GET['id']]['gifif'] . " destroy");
		unset($a_gifs[$_GET['id']]);

		write_config();

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

$pgtitle = array(gettext("Interfaces"), gettext("GIFs"));
$shortcut_section = "interfaces";
include("head.inc");

if ($input_errors) {
	print_input_errors($input_errors);
}

$tab_array = array();
$tab_array[] = array(gettext("Interface Assignments"), false, "interfaces_assign.php");
$tab_array[] = array(gettext("Interface Groups"), false, "interfaces_groups.php");
$tab_array[] = array(gettext("Wireless"), false, "interfaces_wireless.php");
$tab_array[] = array(gettext("VLANs"), false, "interfaces_vlan.php");
$tab_array[] = array(gettext("QinQs"), false, "interfaces_qinq.php");
$tab_array[] = array(gettext("PPPs"), false, "interfaces_ppps.php");
$tab_array[] = array(gettext("GREs"), false, "interfaces_gre.php");
$tab_array[] = array(gettext("GIFs"), true, "interfaces_gif.php");
$tab_array[] = array(gettext("Bridges"), false, "interfaces_bridge.php");
$tab_array[] = array(gettext("LAGGs"), false, "interfaces_lagg.php");
display_top_tabs($tab_array);
?>
<div class="panel panel-default">
	<div class="panel-heading"><h2 class="panel-title"><?=gettext('GIF Interfaces')?></h2></div>
	<div class="panel-body">
		<div class="table-responsive">
			<table class="table table-striped table-hover table-condensed">
				<thead>
					<tr>
						<th><?=gettext("Interface"); ?></th>
						<th><?=gettext("Tunnel to &hellip;"); ?></th>
						<th><?=gettext("Description"); ?></th>
						<th><?=gettext("Actions"); ?></th>
					</tr>
				</thead>
				<tbody>
<?php foreach ($a_gifs as $i => $gif): ?>
					<tr>
						<td>
							<?=htmlspecialchars(convert_friendly_interface_to_friendly_descr($gif['if']))?>
						</td>
						<td>
							<?=htmlspecialchars($gif['remote-addr'])?>
						</td>
						<td>
							<?=htmlspecialchars($gif['descr'])?>
						</td>
						<td>
							<a class="fa fa-pencil"	title="<?=gettext('Edit GIF interface')?>"	href="interfaces_gif_edit.php?id=<?=$i?>"></a>
							<a class="fa fa-trash"	title="<?=gettext('Delete GIF interface')?>"	href="interfaces_gif.php?act=del&amp;id=<?=$i?>"></a>
						</td>
					</tr>
<?php endforeach; ?>
				</tbody>
			</table>
		</div>
	</div>
</div>

<nav class="action-buttons">
	<a href="interfaces_gif_edit.php" class="btn btn-success btn-sm">
		<i class="fa fa-plus icon-embed-btn"></i>
		<?=gettext("Add")?>
	</a>
</nav>

<?php include("foot.inc");
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