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70 lines
3.3 KiB
PHP
70 lines
3.3 KiB
PHP
<?php
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/**
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+-----------------------------------------------------------------------+
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| This file is part of the Roundcube Webmail client |
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| Copyright (C) 2007-2015, The Roundcube Dev Team |
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| Licensed under the GNU General Public License version 3 or |
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| any later version with exceptions for skins & plugins. |
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| See the README file for a full license statement. |
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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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*/
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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 Framework
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* @subpackage Utils
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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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$HTTP_USER_AGENT = strtolower($_SERVER['HTTP_USER_AGENT']);
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$this->ver = 0;
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$this->win = strpos($HTTP_USER_AGENT, 'win') != false;
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$this->mac = strpos($HTTP_USER_AGENT, 'mac') != false;
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$this->linux = strpos($HTTP_USER_AGENT, 'linux') != false;
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$this->unix = strpos($HTTP_USER_AGENT, 'unix') != false;
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$this->webkit = strpos($HTTP_USER_AGENT, 'applewebkit') !== false;
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$this->opera = strpos($HTTP_USER_AGENT, 'opera') !== false || ($this->webkit && strpos($HTTP_USER_AGENT, 'opr/') !== false);
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$this->ns = strpos($HTTP_USER_AGENT, 'netscape') !== false;
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$this->chrome = !$this->opera && strpos($HTTP_USER_AGENT, 'chrome') !== false;
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$this->ie = !$this->opera && (strpos($HTTP_USER_AGENT, 'compatible; msie') !== false || strpos($HTTP_USER_AGENT, 'trident/') !== false);
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$this->safari = !$this->opera && !$this->chrome && ($this->webkit || strpos($HTTP_USER_AGENT, 'safari') !== false);
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$this->mz = !$this->ie && !$this->safari && !$this->chrome && !$this->ns && !$this->opera && strpos($HTTP_USER_AGENT, 'mozilla') !== false;
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if ($this->opera) {
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if (preg_match('/(opera|opr)\/([0-9.]+)/', $HTTP_USER_AGENT, $regs)) {
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$this->ver = (float) $regs[2];
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}
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}
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else if (preg_match('/(chrome|msie|version|khtml)(\s*|\/)([0-9.]+)/', $HTTP_USER_AGENT, $regs)) {
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$this->ver = (float) $regs[3];
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}
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else if (preg_match('/rv:([0-9.]+)/', $HTTP_USER_AGENT, $regs)) {
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$this->ver = (float) $regs[1];
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}
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if (preg_match('/ ([a-z]{2})-([a-z]{2})/', $HTTP_USER_AGENT, $regs)) {
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$this->lang = $regs[1];
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}
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else {
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$this->lang = 'en';
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}
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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 && $this->ver>=7);
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$this->imgdata = !$this->ie;
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}
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}
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