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74 lines
3.1 KiB
PHP
74 lines
3.1 KiB
PHP
<?php
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/*
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+-----------------------------------------------------------------------+
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| program/include/rcube_browser.php |
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| This file is part of the RoundCube Webmail client |
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| Copyright (C) 2007-2009, RoundCube Dev. - Switzerland |
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| Licensed under the GNU GPL |
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| PURPOSE: |
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| Class representing the client browser's properties |
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+-----------------------------------------------------------------------+
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| Author: Thomas Bruederli <roundcube@gmail.com> |
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+-----------------------------------------------------------------------+
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$Id: rcube_browser.php 328 2006-08-30 17:41:21Z thomasb $
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*/
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/**
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* rcube_browser
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*
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* Provide details about the client's browser based on the User-Agent header
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*
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* @package Core
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*/
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class rcube_browser
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{
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function __construct()
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{
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$HTTP_USER_AGENT = $_SERVER['HTTP_USER_AGENT'];
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$this->ver = 0;
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$this->win = stristr($HTTP_USER_AGENT, 'win');
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$this->mac = stristr($HTTP_USER_AGENT, 'mac');
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$this->linux = stristr($HTTP_USER_AGENT, 'linux');
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$this->unix = stristr($HTTP_USER_AGENT, 'unix');
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$this->opera = stristr($HTTP_USER_AGENT, 'opera');
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$this->ns4 = stristr($HTTP_USER_AGENT, 'mozilla/4') && !stristr($HTTP_USER_AGENT, 'msie');
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$this->ns = ($this->ns4 || stristr($HTTP_USER_AGENT, 'netscape'));
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$this->ie = stristr($HTTP_USER_AGENT, 'compatible; msie') && !$this->opera;
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$this->mz = stristr($HTTP_USER_AGENT, 'mozilla/5');
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$this->chrome = stristr($HTTP_USER_AGENT, 'chrome');
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$this->khtml = stristr($HTTP_USER_AGENT, 'khtml');
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$this->safari = ($this->khtml || stristr($HTTP_USER_AGENT, 'safari'));
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if ($this->ns || $this->chrome) {
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$test = preg_match('/(mozilla|chrome)\/([0-9.]+)/i', $HTTP_USER_AGENT, $regs);
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$this->ver = $test ? (float)$regs[2] : 0;
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}
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else if ($this->mz) {
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$test = preg_match('/rv:([0-9.]+)/', $HTTP_USER_AGENT, $regs);
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$this->ver = $test ? (float)$regs[1] : 0;
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}
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else if ($this->ie || $this->opera) {
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$test = preg_match('/(msie|opera) ([0-9.]+)/i', $HTTP_USER_AGENT, $regs);
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$this->ver = $test ? (float)$regs[2] : 0;
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}
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if (preg_match('/ ([a-z]{2})-([a-z]{2})/i', $HTTP_USER_AGENT, $regs))
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$this->lang = $regs[1];
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else
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$this->lang = 'en';
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$this->dom = ($this->mz || $this->safari || ($this->ie && $this->ver>=5) || ($this->opera && $this->ver>=7));
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$this->pngalpha = $this->mz || $this->safari || ($this->ie && $this->ver>=5.5) ||
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($this->ie && $this->ver>=5 && $this->mac) || ($this->opera && $this->ver>=7) ? true : false;
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}
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}
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