4 +-----------------------------------------------------------------------+
5 | program/include/rcube_browser.php |
7 | This file is part of the Roundcube Webmail client |
8 | Copyright (C) 2007-2009, Roundcube Dev. - Switzerland |
9 | Licensed under the GNU GPL |
12 | Class representing the client browser's properties |
14 +-----------------------------------------------------------------------+
15 | Author: Thomas Bruederli <roundcube@gmail.com> |
16 +-----------------------------------------------------------------------+
18 $Id: rcube_browser.php 4626 2011-03-31 12:32:44Z alec $
25 * Provide details about the client's browser based on the User-Agent header
31 function __construct()
33 $HTTP_USER_AGENT = strtolower($_SERVER['HTTP_USER_AGENT']);
36 $this->win = strstr($HTTP_USER_AGENT, 'win');
37 $this->mac = strstr($HTTP_USER_AGENT, 'mac');
38 $this->linux = strstr($HTTP_USER_AGENT, 'linux');
39 $this->unix = strstr($HTTP_USER_AGENT, 'unix');
41 $this->opera = strstr($HTTP_USER_AGENT, 'opera');
42 $this->ns4 = strstr($HTTP_USER_AGENT, 'mozilla/4') && !strstr($HTTP_USER_AGENT, 'msie');
43 $this->ns = ($this->ns4 || strstr($HTTP_USER_AGENT, 'netscape'));
44 $this->ie = !$this->opera && strstr($HTTP_USER_AGENT, 'compatible; msie');
45 $this->mz = !$this->ie && strstr($HTTP_USER_AGENT, 'mozilla/5');
46 $this->chrome = strstr($HTTP_USER_AGENT, 'chrome');
47 $this->khtml = strstr($HTTP_USER_AGENT, 'khtml');
48 $this->safari = !$this->chrome && ($this->khtml || strstr($HTTP_USER_AGENT, 'safari'));
50 if ($this->ns || $this->chrome) {
51 $test = preg_match('/(mozilla|chrome)\/([0-9.]+)/', $HTTP_USER_AGENT, $regs);
52 $this->ver = $test ? (float)$regs[2] : 0;
55 $test = preg_match('/rv:([0-9.]+)/', $HTTP_USER_AGENT, $regs);
56 $this->ver = $test ? (float)$regs[1] : 0;
58 else if ($this->ie || $this->opera) {
59 $test = preg_match('/(msie|opera) ([0-9.]+)/', $HTTP_USER_AGENT, $regs);
60 $this->ver = $test ? (float)$regs[2] : 0;
63 if (preg_match('/ ([a-z]{2})-([a-z]{2})/', $HTTP_USER_AGENT, $regs))
64 $this->lang = $regs[1];
68 $this->dom = ($this->mz || $this->safari || ($this->ie && $this->ver>=5) || ($this->opera && $this->ver>=7));
69 $this->pngalpha = $this->mz || $this->safari || ($this->ie && $this->ver>=5.5) ||
70 ($this->ie && $this->ver>=5 && $this->mac) || ($this->opera && $this->ver>=7) ? true : false;