<?php /**************************************************************************\ * phpGroupWare API - Browser detect functions * * This file written by Miles Lott <milosch@phpgroupware.org> * * Majority of code borrowed from Sourceforge 2.5 * * Copyright 1999-2000 (c) The SourceForge Crew - http://sourceforge.net * * Browser detection functions for phpGroupWare developers * * -------------------------------------------------------------------------* * This library is part of the phpGroupWare API * * http://www.phpgroupware.org/api * * ------------------------------------------------------------------------ * * This library is free software; you can redistribute it and/or modify it * * under the terms of the GNU Lesser General Public License as published by * * the Free Software Foundation; either version 2.1 of the License, * * or any later version. * * This library is distributed in the hope that it will be useful, but * * WITHOUT ANY WARRANTY; without even the implied warranty of * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * * See the GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * * along with this library; if not, write to the Free Software Foundation, * * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * \**************************************************************************/ /* $Id$ */ class browser { var $BROWSER_AGENT; var $BROWSER_VER; var $BROWSER_PLATFORM; var $br; var $p; var $data; function browser () { global $HTTP_USER_AGENT; /* Determine browser and version */ if (ereg( 'MSIE ([0-9].[0-9]{1,2})',$HTTP_USER_AGENT,$log_version)) { $this->BROWSER_VER = $log_version[1]; $this->BROWSER_AGENT = 'IE'; } elseif (ereg( 'Opera ([0-9].[0-9]{1,2})',$HTTP_USER_AGENT,$log_version) || ereg( 'Opera/([0-9].[0-9]{1,2})',$HTTP_USER_AGENT,$log_version)) { $this->BROWSER_VER = $log_version[1]; $this->BROWSER_AGENT = 'OPERA'; } elseif ( eregi( 'iCab ([0-9].[0-9a-zA-Z]{1,4})',$HTTP_USER_AGENT,$log_version) || eregi( 'iCab/([0-9].[0-9a-zA-Z]{1,4})',$HTTP_USER_AGENT,$log_version)) { $this->BROWSER_VER = $log_version[1]; $this->BROWSER_AGENT = 'iCab'; } elseif ( eregi( 'Netscape6/([0-9].[0-9a-zA-Z]{1,4})',$HTTP_USER_AGENT,$log_version)) { $this->BROWSER_VER = $log_version[1]; $this->BROWSER_AGENT = 'Netscape'; } elseif (ereg( 'Konqueror/([0-9].[0-9].[0-9]{1,2})',$HTTP_USER_AGENT,$log_version) || ereg( 'Konqueror/([0-9].[0-9]{1,2})',$HTTP_USER_AGENT,$log_version)) { $this->BROWSER_VER=$log_version[1]; $this->BROWSER_AGENT='Konqueror'; } elseif (ereg( 'Mozilla/([0-9].[0-9]{1,2})',$HTTP_USER_AGENT,$log_version)) { $this->BROWSER_VER=$log_version[1]; $this->BROWSER_AGENT='MOZILLA'; } else { $this->BROWSER_VER=0; $this->BROWSER_AGENT='OTHER'; } /* Determine platform */ if (strstr($HTTP_USER_AGENT,'Win')) { $this->BROWSER_PLATFORM='Win'; } else if (strstr($HTTP_USER_AGENT,'Mac')) { $this->BROWSER_PLATFORM='Mac'; } else if (strstr($HTTP_USER_AGENT,'Linux')) { $this->BROWSER_PLATFORM='Linux'; } else if (strstr($HTTP_USER_AGENT,'Unix')) { $this->BROWSER_PLATFORM='Unix'; } else if (strstr($HTTP_USER_AGENT,'Beos')) { $this->BROWSER_PLATFORM='Beos'; } else { $this->BROWSER_PLATFORM='Other'; } /* echo "\n\nAgent: $HTTP_USER_AGENT"; echo "\nIE: ".browser_is_ie(); echo "\nMac: ".browser_is_mac(); echo "\nWindows: ".browser_is_windows(); echo "\nPlatform: ".browser_get_platform(); echo "\nVersion: ".browser_get_version(); echo "\nAgent: ".browser_get_agent(); */ // The br and p functions are supposed to return the correct // value for tags that do not need to be closed. This is // per the xhmtl spec, so we need to fix this to include // all compliant browsers we know of. if ($this->BROWSER_AGENT == 'IE') { $this->br = '<br/>'; } else { $this->br = '<br>'; } if ($this->BROWSER_AGENT =='IE') { $this->p = '<p/>'; } else { $this->p = '<p>'; } } function return_array() { $this->data = array( 'agent' => $this->get_agent(), 'version' => $this->get_version(), 'platform' => $this->get_platform() ); return $this->data; } function get_agent() { return $this->BROWSER_AGENT; } function get_version() { return $this->BROWSER_VER; } function get_platform() { return $this->BROWSER_PLATFORM; } function is_linux() { if ($this->get_platform()=='Linux') { return true; } else { return false; } } function is_unix() { if ($this->get_platform()=='Unix') { return true; } else { return false; } } function is_beos() { if ($this->get_platform()=='Beos') { return true; } else { return false; } } function is_mac() { if ($this->get_platform()=='Mac') { return true; } else { return false; } } function is_windows() { if ($this->get_platform()=='Win') { return true; } else { return false; } } function is_ie() { if ($this->get_agent()=='IE') { return true; } else { return false; } } function is_netscape() { if ($this->get_agent()=='MOZILLA') { return true; } else { return false; } } function is_opera() { if ($this->get_agent()=='OPERA') { return true; } else { return false; } } // Echo content headers for file downloads function content_header($fn='',$mime='',$length='',$nocache=True) { if (!$mime) { $mime='application/octet-stream'; } if ($fn) { if ($this->get_agent() == 'IE') // && browser_get_version() == "5.5") { $attachment = ''; } else { $attachment = ' attachment;'; } // Show this for all header('Content-disposition:'.$attachment.' filename="'.$fn.'"'); header('Content-type: '.$mime); if ($length) { header("Content-length: ".$length); } if ($nocache) { header('Pragma: no-cache'); header('Expires: 0'); } } } } ?>