mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-11-25 17:33:49 +01:00
292 lines
6.7 KiB
PHP
292 lines
6.7 KiB
PHP
<?php
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/**************************************************************************\
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* eGroupWare API - Browser detect functions *
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* This file written by Miles Lott <milosch@groupwhere.org> *
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* Majority of code borrowed from Sourceforge 2.5 *
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* Copyright 1999-2000 (c) The SourceForge Crew - http://sourceforge.net *
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* Browser detection functions for eGroupWare developers *
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* -------------------------------------------------------------------------*
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* This library is part of the eGroupWare API *
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* http://www.egroupware.org/api *
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* ------------------------------------------------------------------------ *
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* This library is free software; you can redistribute it and/or modify it *
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* under the terms of the GNU Lesser General Public License as published by *
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* the Free Software Foundation; either version 2.1 of the License, *
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* or any later version. *
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* This library is distributed in the hope that it will be useful, but *
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* WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *
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* See the GNU Lesser General Public License for more details. *
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* You should have received a copy of the GNU Lesser General Public License *
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* along with this library; if not, write to the Free Software Foundation, *
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* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
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\**************************************************************************/
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/* $Id$ */
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class browser
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{
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var $BROWSER_AGENT;
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var $BROWSER_VER;
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var $BROWSER_PLATFORM;
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var $br;
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var $p;
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var $data;
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function browser()
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{
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$HTTP_USER_AGENT = $_SERVER['HTTP_USER_AGENT'];
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/*
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Determine browser and version
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*/
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if(preg_match('/MSIE ([0-9].[0-9]{1,2})/',$HTTP_USER_AGENT,$log_version))
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{
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$this->BROWSER_VER = $log_version[1];
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$this->BROWSER_AGENT = 'IE';
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}
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elseif(preg_match('/Opera ([0-9].[0-9]{1,2})/',$HTTP_USER_AGENT,$log_version) ||
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preg_match('/Opera\\/([0-9].[0-9]{1,2})/',$HTTP_USER_AGENT,$log_version))
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{
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$this->BROWSER_VER = $log_version[1];
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$this->BROWSER_AGENT = 'OPERA';
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}
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elseif(preg_match('/iCab ([0-9].[0-9a-zA-Z]{1,4})/i',$HTTP_USER_AGENT,$log_version) ||
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preg_match('/iCab\\/([0-9].[0-9a-zA-Z]{1,4})/i',$HTTP_USER_AGENT,$log_version))
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{
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$this->BROWSER_VER = $log_version[1];
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$this->BROWSER_AGENT = 'iCab';
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}
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elseif(strpos($HTTP_USER_AGENT,'Gecko') !== false)
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{
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$this->BROWSER_VER = $log_version[1];
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$this->BROWSER_AGENT = 'MOZILLA';
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}
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elseif(preg_match('/Konqueror\\/([0-9].[0-9].[0-9]{1,2})/',$HTTP_USER_AGENT,$log_version) ||
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preg_match('/Konqueror\\/([0-9].[0-9]{1,2})/',$HTTP_USER_AGENT,$log_version))
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{
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$this->BROWSER_VER=$log_version[1];
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$this->BROWSER_AGENT='Konqueror';
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}
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else
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{
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$this->BROWSER_VER=0;
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$this->BROWSER_AGENT='OTHER';
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}
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/*
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Determine platform
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*/
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if(strpos($HTTP_USER_AGENT,'Win') !== false)
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{
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$this->BROWSER_PLATFORM='Win';
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}
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elseif(strpos($HTTP_USER_AGENT,'Mac') !== false)
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{
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$this->BROWSER_PLATFORM='Mac';
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}
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elseif(strpos($HTTP_USER_AGENT,'Linux') !== false)
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{
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$this->BROWSER_PLATFORM='Linux';
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}
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elseif(strpos($HTTP_USER_AGENT,'Unix') !== false)
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{
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$this->BROWSER_PLATFORM='Unix';
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}
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elseif(strpos($HTTP_USER_AGENT,'Beos') !== false)
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{
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$this->BROWSER_PLATFORM='Beos';
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}
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else
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{
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$this->BROWSER_PLATFORM='Other';
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}
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/*
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echo "\n\nAgent: $HTTP_USER_AGENT";
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echo "\nIE: ".browser_is_ie();
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echo "\nMac: ".browser_is_mac();
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echo "\nWindows: ".browser_is_windows();
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echo "\nPlatform: ".browser_get_platform();
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echo "\nVersion: ".browser_get_version();
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echo "\nAgent: ".browser_get_agent();
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*/
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// The br and p functions are supposed to return the correct
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// value for tags that do not need to be closed. This is
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// per the xhmtl spec, so we need to fix this to include
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// all compliant browsers we know of.
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if($this->BROWSER_AGENT == 'IE')
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{
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$this->br = '<br/>';
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$this->p = '<p/>';
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}
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else
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{
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$this->br = '<br>';
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$this->p = '<p>';
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}
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}
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function return_array()
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{
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$this->data = array(
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'agent' => $this->get_agent(),
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'version' => $this->get_version(),
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'platform' => $this->get_platform()
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);
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return $this->data;
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}
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function get_agent()
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{
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return $this->BROWSER_AGENT;
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}
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function get_version()
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{
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return $this->BROWSER_VER;
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}
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function get_platform()
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{
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return $this->BROWSER_PLATFORM;
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}
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function is_linux()
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{
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if($this->get_platform()=='Linux')
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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function is_unix()
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{
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if($this->get_platform()=='Unix')
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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function is_beos()
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{
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if($this->get_platform()=='Beos')
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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function is_mac()
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{
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if($this->get_platform()=='Mac')
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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function is_windows()
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{
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if($this->get_platform()=='Win')
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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function is_ie()
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{
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if($this->get_agent()=='IE')
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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function is_netscape()
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{
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if($this->get_agent()=='MOZILLA')
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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function is_opera()
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{
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if($this->get_agent()=='OPERA')
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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// Echo content headers for file downloads
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function content_header($fn='',$mime='',$length='',$nocache=True)
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{
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// if no mime-type is given or it's the default binary-type, guess it from the extension
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if(empty($mime) || $mime == 'application/octet-stream')
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{
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$mime_magic = createObject('phpgwapi.mime_magic');
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$mime = $mime_magic->filename2mime($fn);
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}
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if($fn)
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{
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if($this->get_agent() == 'IE') // && browser_get_version() == "5.5")
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{
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$attachment = '';
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}
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else
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{
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$attachment = ' attachment;';
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}
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// Show this for all
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header('Content-disposition:'.$attachment.' filename="'.$fn.'"');
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header('Content-type: '.$mime);
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if($length)
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{
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header('Content-length: '.$length);
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}
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if($nocache)
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{
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header('Pragma: no-cache');
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header('Pragma: public');
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header('Expires: 0');
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header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
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}
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}
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}
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}
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?>
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