<?php
/*
 * installed_packages.widget.php
 *
 * part of pfSense (https://www.pfsense.org)
 * Copyright (c) Scott Dale
 * Copyright (c) 2004-2005 T. Lechat <dev@lechat.org>
 * Copyright (c) Jonathan Watt <jwatt@jwatt.org>
 * Copyright (c) 2004-2016 Electric Sheep Fencing, LLC
 * All rights reserved.
 *
 * originally part of m0n0wall (http://m0n0.ch/wall)
 * Copyright (c) 2003-2004 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.
 *
 * 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.
 */

$nocsrf = true;

require_once("guiconfig.inc");
require_once("pfsense-utils.inc");
require_once("functions.inc");
require_once("/usr/local/www/widgets/include/installed_packages.inc");
require_once("pkg-utils.inc");

if ($_REQUEST && $_REQUEST['ajax']) {
	$package_list = get_pkg_info();
	$installed_packages = array_filter($package_list, function($v) {
		return (isset($v['installed']) || isset($v['broken']));
	});

	if (empty($installed_packages)) {
		print_info_box(gettext("No packages installed.") . " " . gettext('Packages can be installed <a href="pkg_mgr.php" class="alert-link">here</a>.'), 'warning', false);
		exit;
	}

	print("<thead>\n");
	print(	"<tr>\n");
	print(		"<th>" . gettext("Name")     . "</th>\n");
	print(		"<th>" . gettext("Category") . "</th>\n");
	print(		"<th>" . gettext("Version")  . "</th>\n");
	print(		"<th>" . gettext("Actions")  . "</th>\n");
	print(	"</tr>\n");
	print("</thead>\n");
	print("<tbody>\n");

	foreach ($installed_packages as $pkg) {
		if (!$pkg['name']) {
			continue;
		}

		$txtcolor = "";
		$upgradeavail = false;
		$vergetstr = "";
		$missing = false;

		if (isset($pkg['broken'])) {
			$txtcolor = "text-danger";
			$missing = true;
			$status = gettext('Package is configured, but not installed!');
		} else if (isset($pkg['installed_version']) && isset($pkg['version'])) {
			$version_compare = pkg_version_compare(
			    $pkg['installed_version'], $pkg['version']);
			if ($version_compare == '>') {
				// we're running a newer version of the package
				$status = sprintf(gettext('Newer than available (%s)'), $pkg['version']);
				$statusicon = 'exclamation';
			} else if ($version_compare == '<') {
				// we're running an older version of the package
				$status = sprintf(gettext('Upgrade available to %s'), $pkg['version']);
				$statusicon = 'plus-circle';
				$txtcolor = "text-warning";
				$upgradeavail = true;
				$vergetstr = '&amp;from=' . $pkg['installed_version'] .
				    '&amp;to=' . $pkg['version'];
			} else if ($version_compare == '=') {
				// we're running the current version
				$status = gettext('ok');
				$statusicon = 'check';
			} else {
				$status = gettext('Error comparing version');
				$statusicon = 'exclamation';
			}
		} else {
			// unknown available package version
			$status = gettext('Unknown');
			$statusicon = 'question';
		}

		print("<tr>\n");
		print(		'<td><span class="' . $txtcolor . '">' . $pkg['shortname'] . "</span></td>\n");
		print(		"<td>" . implode(' ', $pkg['categories']) . "</td>\n");
		print(		"<td>\n");
		print(			'<i title="' . $status . '" class="fa fa-' . $statusicon . '"></i> ');

		if (!$g['disablepackagehistory']) {
			print('<a target="_blank" title="' . gettext("View changelog") . '" href="' . htmlspecialchars($pkg['changeloglink']) . '">');
		}

		print(			htmlspecialchars($pkg['installed_version']));

		if (!$g['disablepackagehistory']) {
			print("</a>\n");
		}

		print(	"</td>\n");
		print(	"<td>\n");
		print(		'<a title="' . gettext("Remove") . '" href="pkg_mgr_install.php?mode=delete&amp;pkg=' . $pkg['name'] . '"><i class="fa fa-trash"></i></a>'."\n");

		if ($upgradeavail) {
			print(	'<a title="' . gettext("Update") . '" href="pkg_mgr_install.php?mode=reinstallpkg&amp;pkg=' . $pkg['name'] . $vergetstr . '"><i class="fa fa-refresh"></i></a>'."\n");
		} else {
			print(	'<a title="' . gettext("Reinstall") . '" href="pkg_mgr_install.php?mode=reinstallpkg&amp;pkg=' . $pkg['name'] . '"><i class="fa fa-retweet"></i></a>'."\n");
		}

		if (!isset($g['disablepackageinfo']) && $pkg['www'] != 'UNKNOWN') {
			print(	'<a target="_blank" title="' . gettext("View more information") . '" href="' . htmlspecialchars($pkg['www']) . '"><i class="fa fa-info"></i></a>'."\n");
		}

		print(	"</td>\n");
		print("</tr>\n");
	}

	print("</tbody>\n");

	exit;
}
?>

<div class="table-responsive">
	<table id="pkgtbl" class="table table-striped table-hover table-condensed">
		<tr><td><?=gettext("Retrieving package data")?>&nbsp;<i class="fa fa-cog fa-spin"></i></td></tr>
	</table>
</div>

<p class="text-center">
	<?=gettext("Packages may be added/managed here: ")?> <a href="pkg_mgr_installed.php"><?=gettext("System")?> -&gt; <?=gettext("Packages")?></a>
</p>

<script type="text/javascript">
//<![CDATA[

	function get_pkg_stats() {
		var ajaxRequest;

		ajaxRequest = $.ajax({
				url: "/widgets/widgets/installed_packages.widget.php",
				type: "post",
				data: { ajax: "ajax"}
			});

		// Deal with the results of the above ajax call
		ajaxRequest.done(function (response, textStatus, jqXHR) {
			$('#pkgtbl').html(response);

			// and do it again
			setTimeout(get_pkg_stats, 5000);
		});
	}

	events.push(function(){
		get_pkg_stats();
	});
//]]>
</script>
