<?php
/**
* BrowserOsDetect.php
* ***
* Purpose: to detect the operating system as reported by the browser via the
* service.
* ***
* Notes: To use this extension, add the following two lines to your
* 'Localsettings.php' file:
# Basic browser detection extension
include ("$IP/includes/browserdetect.php");
*
* BrowserOsDetect is largely based on PHPSniffer by Roger Raymond, available
* at http://phpsniff.sourceforge.net/. It is a small part of the Wikimedia
* plugin project
* (http://meta.wikimedia.org/wiki/Wikimedia_media_plugin#VLC_download_page).
* BrowserOsDetect is released under the GFDL as an extension for Mediawiki
*
* @package Mediawiki extensions
* @version $Alpha 0.2.1$
* @author Amgine
* *** */
/**
* Get_ua
* ***
* Purpose: retrieve a user agent string from the server
* ***
* @return string $ua User agent string or FALSE
* *** */
function get_ua() {
if(isset($HTTP_SERVER_VARS['HTTP_USER_AGENT'])) {
$ua = $HTTP_SERVER_VARS['HTTP_USER_AGENT'];
} elseif(isset($_SERVER['HTTP_USER_AGENT'])) {
$ua = $_SERVER['HTTP_USER_AGENT'];
} else {
// try to use the getenv function as a last resort
$ua = getenv('HTTP_USER_AGENT');
}
if (!$ua)
$ua = FALSE;
return $ua;
}
/**
* Get_os
* ***
* Purpose: to retrieve the Operating system from the user agent string provided
* by the server.
* ***
* @param string $ua User Agent string from the server.
* @return array $$browseros ['platform'], ['os']
* *** */
function get_os ( $ua ) {
// Initialize $browseros
$browseros['platform'] = '';
$browseros['os'] = '';
// regexes to use
$regex_windows = '/([^dar]win[dows]*)[\s]?([0-9a-z]*)[\w\s]?([a-z0-9.]*)/i';
$regex_mac = '/(68[k0]{1,3})|(ppc mac os x)|([p\S]{1,5}pc)|(darwin)/i';
$regex_os2 = '/os\/2|ibm-webexplorer/i';
$regex_sunos = '/(sun|i86)[os\s]*([0-9]*)/i';
$regex_irix = '/(irix)[\s]*([0-9]*)/i';
$regex_hpux = '/(hp-ux)[\s]*([0-9]*)/i';
$regex_aix = '/aix([0-9]*)/i';
$regex_dec = '/dec|osfl|alphaserver|ultrix|alphastation/i';
$regex_vms = '/vax|openvms/i';
$regex_sco = '/sco|unix_sv/i';
$regex_linux = '/x11|inux/i';
$regex_bsd = '/(free)?(bsd)/i';
$regex_amiga = '/amiga[os]?/i';
$regex_txtbrwsr = '/(lynx|dillo)?/i';
// look for Windows Box
if(preg_match_all($regex_windows, $ua, $match)) {
//$match[1][count($match[0])-1];
$v = $match[2][count($match[0])-1];
$v2 = $match[3][count($match[0])-1];
// Establish NT 5.1 as Windows XP
if(stristr($v,'NT') && $v2 == 5.1) $v = 'xp';
// Establish NT 5.0 and Windows 2000 as win2k
elseif($v == '2000') $v = '2k';
elseif(stristr($v,'NT') && $v2 == 5.0) $v = '2k';
// Establish 9x 4.90 as Windows 98
elseif(stristr($v,'9x') && $v2 == 4.9) $v = '98';
// See if we're running windows 3.1
elseif($v.$v2 == '16bit') $v = '31';
// otherwise display as is (31,95,98,NT,ME,XP)
else $v .= $v2;
// update browser info container array
if(empty($v)) $v = 'win';
$browseros['os'] = strtolower($v);
$browseros['platform'] = 'win';
}
// look for amiga OS
elseif(preg_match($regex_amiga, $ua, $match)) {
$browseros['platform'] = 'amiga';
if(stristr($ua, 'morphos')) {
// checking for MorphOS
$browseros['os'] = 'morphos';
} elseif(stristr($ua, 'mc680x0')) {
// checking for MC680x0
$browseros['os'] = 'mc680x0';
} elseif(stristr($ua, 'ppc')) {
// checking for PPC
$browseros['os'] = 'ppc';
} elseif(preg_match('/(AmigaOS [\.1-9]?)/i', $ua, $match)) {
// checking for AmigaOS version string
$browseros['os'] = $match[1];
}
}
// look for OS2
elseif( preg_match($regex_os2, $ua)) {
$browseros['os'] = 'os2';
$browseros['platform'] = 'os2';
}
// look for *nix boxes
// sunos sets: platform = *nix ; os = sun|sun4|sun5|suni86
elseif(preg_match($regex_sunos, $ua, $match)) {
$browseros['platform'] = '*nix';
if(!stristr('sun',$match[1])) $match[1] = 'sun'.$match[1];
$browseros['os'] = $match[1].$match[2];
}
// look for mac
// sets: platform = mac ; os = 68k or ppc
elseif( preg_match($regex_mac, $ua, $match) ) {
$browseros['platform'] = 'mac';
$browseros['os'] = !empty($match[1]) ? '68k' : '';
$browseros['os'] = !empty($match[2]) ? 'osx' : $browseros['os'];
$browseros['os'] = !empty($match[3]) ? 'ppc' : $browseros['os'];
$browseros['os'] = !empty($match[4]) ? 'osx' : $browseros['os'];
}
// irix sets: platform = *nix ; os = irix|irix5|irix6|...
elseif(preg_match($regex_irix, $ua, $match)) {
$browseros['platform'] = '*nix';
$browseros['os'] = $match[1].$match[2];
}
// hp-ux sets: platform = *nix ; os = hpux9|hpux10|...
elseif(preg_match($regex_hpux, $ua, $match)) {
$browseros['platform'] = '*nix';
$match[1] = str_replace('-','',$match[1]);
$match[2] = (int) $match[2];
$browseros['os'] = $match[1].$match[2];
}
// aix sets: platform = *nix ; os = aix|aix1|aix2|aix3|...
elseif(preg_match($regex_aix, $ua, $match)) {
$browseros['platform'] = '*nix';
$browseros['os'] = 'aix'.$match[1];
}
// dec sets: platform = *nix ; os = dec
elseif(preg_match($regex_dec, $ua, $match)) {
$browseros['platform'] = '*nix';
$browseros['os'] = 'dec';
}
// vms sets: platform = *nix ; os = vms
elseif(preg_match($regex_vms, $ua, $match)) {
$browseros['platform'] = '*nix';
$browseros['os'] = 'vms';
}
// sco sets: platform = *nix ; os = sco
elseif(preg_match($regex_sco, $ua, $match)) {
$browseros['platform'] = '*nix';
$browseros['os'] = 'sco';
}
// unixware sets: platform = *nix ; os = unixware
elseif(stristr($ua, 'unix_system_v')) {
$browseros['platform'] = '*nix';
$browseros['os'] = 'unixware';
}
// mpras sets: platform = *nix ; os = mpras
elseif(stristr($ua, 'ncr')) {
$browseros['platform'] = '*nix';
$browseros['os'] = 'mpras';
}
// reliant sets: platform = *nix ; os = reliant
elseif(stristr($ua, 'reliantunix')) {
$browseros['platform'] = '*nix';
$browseros['os'] = 'reliant';
}
// sinix sets: platform = *nix ; os = sinix
elseif(stristr($ua, 'sinix')) {
$browseros['platform'] = '*nix';
$browseros['os'] = 'sinix';
}
// bsd sets: platform = *nix ; os = bsd|freebsd
elseif(preg_match($regex_bsd, $ua, $match)){
$browseros['platform'] = '*nix';
$browseros['os'] = $match[1].$match[2];
}
// last one to look for
// linux sets: platform = *nix ; os = linux
elseif(preg_match($regex_linux, $ua, $match)) {
$browseros['platform'] = '*nix';
$browseros['os'] = 'linux';
}
// adding lynx browser as *nix, + dillo
elseif(preg_match($regex_txtbrwsr, $ua)) {
$browseros['platform'] = '*nix';
$browseros['os'] = '*nix';
} else {
// nothing found
$browseros['platform'] = 'other';
$browseros['os'] = 'unknown';
}
return $browseros;
}
function wfBrowserOsDetect() {
global $wgParser, $wgMessageCache;
$wgMessageCache->addMessages( array(
'browserosdetect' => 'Error'
)
);
$wgParser->setHook( "BrowserOsDetect", "BrowserOsDetect" );
}
function BrowserOsDetect () {
// disable cache
global $wgTitle;
$dbw =& wfGetDB( DB_MASTER );
$dbw->update( 'cur', array( 'cur_touched' => $dbw->timestamp( time() + 120 ) ),
array(
'cur_namespace' => $wgTitle->getNamespace(),
'cur_title' => $wgTitle->getDBkey()
), 'BrowserOsDetect'
);
// Get the user agent string
$ua = get_ua();
// Get the OS from the user agent string
$brwseros = get_os( $ua );
// Create and populate table
$output = '<div style="border: 1px solid gray;">
<table>
<tr><td style="text-align: right;">Your platform:</td><td>'.$brwseros['platform'].'</td></tr>
<tr><td style="text-align: right;">Your OS:</td><td>'.$brwseros['os'].'</td></tr>
</table>
'.$ua."<br />\n";
return $output;
}
$wgExtensionFunctions[] = "wfBrowserOsDetect";
?>
