<?php
/*
	diag_tables.php
	Copyright (C) 2013-2015 Electric Sheep Fencing, LP
	Copyright (C) 2010 Jim Pingle

	Portions borrowed from diag_dump_states.php:
	Copyright (C) 2010 Scott Ullrich
	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_BUILDER_BINARIES:	/sbin/pfctl
	pfSense_MODULE: filter
*/

##|+PRIV
##|*IDENT=page-diagnostics-tables
##|*NAME=Diagnostics: PF Table IP addresses
##|*DESCR=Allow access to the 'Diagnostics: Tables' page.
##|*MATCH=diag_tables.php*
##|-PRIV

$pgtitle = array(gettext("Diagnostics"), gettext("Tables"));
$shortcut_section = "aliases";

require_once("guiconfig.inc");

// Set default table
$tablename = "sshlockout";
$bogons = false;

if($_REQUEST['type'])
	$tablename = $_REQUEST['type'];

if($_REQUEST['delete']) {
	if(is_ipaddr($_REQUEST['delete']) || is_subnet($_REQUEST['delete'])) {
		exec("/sbin/pfctl -t " . escapeshellarg($_REQUEST['type']) . " -T delete " . escapeshellarg($_REQUEST['delete']), $delete);
		echo htmlentities($_REQUEST['delete']);
	}
	exit;
}

if($_POST['deleteall']) {
	exec("/sbin/pfctl -t " . escapeshellarg($tablename) . " -T show", $entries);
	if(is_array($entries)) {
		foreach($entries as $entryA) {
			$entry = trim($entryA);
			exec("/sbin/pfctl -t " . escapeshellarg($tablename) . " -T delete " . escapeshellarg($entry), $delete);
		}
	}
}

if(($tablename == "bogons") || ($tablename == "bogonsv6")) {
	$bogons = true;

	if($_POST['Download']) {
		mwexec_bg("/etc/rc.update_bogons.sh now");
		$maxtimetowait = 0;
		$loading = true;
		while($loading == true) {
			$isrunning = `/bin/ps awwwux | /usr/bin/grep -v grep | /usr/bin/grep bogons`;
			if($isrunning == "")
				$loading = false;
			$maxtimetowait++;
			if($maxtimetowait > 89)
				$loading = false;
			sleep(1);
		}
		if($maxtimetowait < 90)
			$savemsg = gettext("The bogons database has been updated.");
	}
}

exec("/sbin/pfctl -t " . escapeshellarg($tablename) . " -T show", $entries);
exec("/sbin/pfctl -sT", $tables);

include("head.inc");

if ($savemsg)
	print_info_box($savemsg);

require('classes/Form.class.php');
$form = new Form(
	new Form_Button(
		null,
		'Show'
));

$section = new Form_Section('Table to display');

$section->addInput(new Form_Select(
	'type',
	'Table',
	$tablename,
	array_combine($tables, $tables)
));

$form->add($section);
print $form;
?>

<script>
events.push(function(){
	$('a[data-entry]').on('click', function(){
		var el = $(this);

		$.ajax(
			'/diag_tables.php',
			{
				type: 'post',
				data: {
					type: '<?=htmlspecialchars($tablename)?>',
					delete: $(this).data('entry')
				},
				success: function(){
					el.parents('tr').remove();
				},
		});
	});
});
</script>

<div class="table-responsive">
	<table class="table table-striped table-hover table-condensed">
		<thead>
			<tr>
				<th><?=gettext("IP Address")?></th>
			</tr>
		</thead>
		<tbody>
<?php
		foreach ($entries as $entry):
			$entry = trim($entry);
?>
			<tr>
				<td>
					<?=$entry?>
				</td>
				<td>
					<?php if (!$bogons): ?>
						<a class="btn btn-xs btn-default" data-entry="<?=htmlspecialchars($entry)?>">Remove</a>
					<?php endif ?>
				</td>
			</tr>
<?php endforeach ?>
		</tbody>
	</table>
</div>
<?php if (empty($entries)): ?>
	<div class="alert alert-warning" role="alert">No entries exist in this table</div>
<?php endif ?>

<?php

if ($bogons || !empty($entries)) {
	$form = new Form;

	$section = new Form_Section('Table Data');

	if ($bogons) {
		$last_updated = exec('/usr/bin/grep -i -m 1 -E "^# last updated" /etc/' . escapeshellarg($tablename) . '|cut -d"(" -f2|tr -d ")" ');

		$section->addInput(new Form_StaticText(
			'Last update',
			$last_updated
		));

		$section->addInput(new Form_Button(
			'Download',
			'Download'
		))->setHelp('Download the latest bogon data')->addClass('btn-warning');
	} elseif (!empty($entries)) {
		$section->addInput(new Form_Button(
			'deleteall',
			'Clear Table'
		))->setHelp('Clear all of the entries in this table')->addClass('btn-danger');
	}

	$form->add($section);
	print $form;
}

include("foot.inc");