icingaweb2/library/Icinga/Application/Platform.php

95 lines
2.7 KiB
PHP

<?php
// {{{ICINGA_LICENSE_HEADER}}}
/**
* This file is part of Icinga Web 2.
*
* Icinga Web 2 - Head for multiple monitoring backends.
* Copyright (C) 2013 Icinga Development Team
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* @copyright 2013 Icinga Development Team <info@icinga.org>
* @license http://www.gnu.org/licenses/gpl-2.0.txt GPL, version 2
* @author Icinga Development Team <info@icinga.org>
*
*/
// {{{ICINGA_LICENSE_HEADER}}}
namespace Icinga\Application;
class Platform
{
protected static $domain;
protected static $hostname;
protected static $fqdn;
public static function isWindows()
{
return strtoupper(substr(PHP_OS, 0, 3)) === 'WIN';
}
public static function isLinux()
{
return strtoupper(substr(PHP_OS, 0, 5)) === 'LINUX';
}
public static function isCli()
{
if (PHP_SAPI == 'cli') {
return true;
} elseif ((PHP_SAPI == 'cgi' || PHP_SAPI == 'cgi-fcgi')
&& empty($_SERVER['SERVER_NAME'])) {
return true;
}
return false;
}
public static function getHostname()
{
if (self::$hostname === null) {
self::discoverHostname();
}
return self::$hostname;
}
public static function getDomain()
{
if (self::$domain === null) {
self::discoverHostname();
}
return self::$domain;
}
public static function getFqdn()
{
if (self::$fqdn === null) {
self::discoverHostname();
}
return self::$fqdn;
}
protected static function discoverHostname()
{
self::$hostname = gethostname();
self::$fqdn = gethostbyaddr(gethostbyname(self::$hostname));
if (substr(self::$fqdn, 0, strlen(self::$hostname)) === self::$hostname) {
self::$domain = substr(self::$fqdn, strlen(self::$hostname) + 1);
} else {
self::$domain = array_shift(preg_split('~\.~', self::$hostname, 2));
}
}
}