icingaweb2/library/Icinga/Application/Platform.php

135 lines
2.6 KiB
PHP

<?php
// {{{ICINGA_LICENSE_HEADER}}}
// {{{ICINGA_LICENSE_HEADER}}}
namespace Icinga\Application;
/**
* Platform tests for icingaweb
*/
class Platform
{
/**
* Domain name
*
* @var string
*/
protected static $domain;
/**
* Host name
*
* @var string
*/
protected static $hostname;
/**
* Fully qualified domain name
*
* @var string
*/
protected static $fqdn;
/**
* Test of windows
*
* @return bool
*/
public static function isWindows()
{
return strtoupper(substr(PHP_OS, 0, 3)) === 'WIN';
}
/**
* Test of linux
*
* @return bool
*/
public static function isLinux()
{
return strtoupper(substr(PHP_OS, 0, 5)) === 'LINUX';
}
/**
* Test of CLI environment
*
* @return bool
*/
public static function isCli()
{
if (PHP_SAPI == 'cli') {
return true;
} elseif ((PHP_SAPI == 'cgi' || PHP_SAPI == 'cgi-fcgi')
&& empty($_SERVER['SERVER_NAME'])) {
return true;
}
return false;
}
/**
* Get the hostname
*
* @return string
*/
public static function getHostname()
{
if (self::$hostname === null) {
self::discoverHostname();
}
return self::$hostname;
}
/**
* Get the domain name
*
* @return string
*/
public static function getDomain()
{
if (self::$domain === null) {
self::discoverHostname();
}
return self::$domain;
}
/**
* Get the fully qualified domain name
*
* @return string
*/
public static function getFqdn()
{
if (self::$fqdn === null) {
self::discoverHostname();
}
return self::$fqdn;
}
/**
* Initialize domain and host strings
*/
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));
}
}
/**
* Test for php extension
*
* @param string $extensionName E.g. mysql, ldap
*
* @return bool
*/
public static function extensionLoaded($extensionName)
{
return extension_loaded($extensionName);
}
}