[2] | 1 | <?php |
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| 2 | /**************************************************************************\ |
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| 3 | * eGroupWare API - Browser detect functions * |
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| 4 | * This file written by Miles Lott <milosch@groupwhere.org> * |
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| 5 | * Majority of code borrowed from Sourceforge 2.5 * |
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| 6 | * Copyright 1999-2000 (c) The SourceForge Crew - http://sourceforge.net * |
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| 7 | * Browser detection functions for eGroupWare developers * |
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| 8 | * -------------------------------------------------------------------------* |
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| 9 | * This library is part of the eGroupWare API * |
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| 10 | * http://www.egroupware.org/api * |
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| 11 | * ------------------------------------------------------------------------ * |
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| 12 | * This library is free software; you can redistribute it and/or modify it * |
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| 13 | * under the terms of the GNU Lesser General Public License as published by * |
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| 14 | * the Free Software Foundation; either version 2.1 of the License, * |
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| 15 | * or any later version. * |
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| 16 | * This library is distributed in the hope that it will be useful, but * |
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| 17 | * WITHOUT ANY WARRANTY; without even the implied warranty of * |
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| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * |
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| 19 | * See the GNU Lesser General Public License for more details. * |
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| 20 | * You should have received a copy of the GNU Lesser General Public License * |
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| 21 | * along with this library; if not, write to the Free Software Foundation, * |
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| 22 | * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * |
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| 23 | \**************************************************************************/ |
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| 24 | |
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| 25 | |
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| 26 | class browser |
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| 27 | { |
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| 28 | var $BROWSER_AGENT; |
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| 29 | var $BROWSER_VER; |
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| 30 | var $BROWSER_PLATFORM; |
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| 31 | var $br; |
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| 32 | var $p; |
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| 33 | var $data; |
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| 34 | |
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[3621] | 35 | const PLATFORM_WINDOWS = 'Win'; |
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| 36 | const PLATFORM_MAC = 'Mac'; |
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| 37 | const PLATFORM_LINUX = 'Linux'; |
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| 38 | const PLATFORM_BEOS = 'Beos'; |
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| 39 | const PLATFORM_IPHONE = 'iPhone'; |
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| 40 | const PLATFORM_IPOD = 'iPod'; |
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| 41 | const PLATFORM_IPAD = 'iPad'; |
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| 42 | const PLATFORM_BLACKBERRY = 'BlackBerry'; |
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| 43 | const PLATFORM_NOKIA = 'Nokia'; |
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| 44 | const PLATFORM_ANDROID = 'Android'; |
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| 45 | const PLATFORM_UNIX = 'Unix'; |
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[6714] | 46 | const PLATFORM_WINMOBILE = 'WinMobile'; |
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[3621] | 47 | |
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[2] | 48 | function browser() |
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| 49 | { |
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| 50 | $HTTP_USER_AGENT = $_SERVER['HTTP_USER_AGENT']; |
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| 51 | /* |
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| 52 | Determine browser and version |
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| 53 | */ |
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[5281] | 54 | if(preg_match('/MSIE ([0-9].[0-9]{1,2})/',$HTTP_USER_AGENT,$log_version)) |
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[2] | 55 | { |
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| 56 | $this->BROWSER_VER = $log_version[1]; |
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| 57 | $this->BROWSER_AGENT = 'IE'; |
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| 58 | } |
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[5281] | 59 | elseif(preg_match('/Opera ([0-9].[0-9]{1,2})/',$HTTP_USER_AGENT,$log_version) || |
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| 60 | preg_match('/Opera\/([0-9].[0-9]{1,2})/',$HTTP_USER_AGENT,$log_version)) |
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[2] | 61 | { |
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| 62 | $this->BROWSER_VER = $log_version[1]; |
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| 63 | $this->BROWSER_AGENT = 'OPERA'; |
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| 64 | } |
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[5281] | 65 | elseif(preg_match('/iCab ([0-9].[0-9a-zA-Z]{1,4})/i',$HTTP_USER_AGENT,$log_version) || |
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| 66 | preg_match('/iCab\/([0-9].[0-9a-zA-Z]{1,4})/i',$HTTP_USER_AGENT,$log_version)) |
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[2] | 67 | { |
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| 68 | $this->BROWSER_VER = $log_version[1]; |
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| 69 | $this->BROWSER_AGENT = 'iCab'; |
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| 70 | } |
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[5281] | 71 | elseif(preg_match('/Gecko/',$HTTP_USER_AGENT,$log_version)) |
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[2] | 72 | { |
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[5141] | 73 | if(isset($log_version[1])) |
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[2] | 74 | $this->BROWSER_VER = $log_version[1]; |
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| 75 | $this->BROWSER_AGENT = 'MOZILLA'; |
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| 76 | } |
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[5281] | 77 | elseif(preg_match('/Konqueror\/([0-9].[0-9].[0-9]{1,2})/',$HTTP_USER_AGENT,$log_version) || |
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| 78 | preg_match('/Konqueror\/([0-9].[0-9]{1,2})/',$HTTP_USER_AGENT,$log_version)) |
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[2] | 79 | { |
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| 80 | $this->BROWSER_VER=$log_version[1]; |
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| 81 | $this->BROWSER_AGENT='Konqueror'; |
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| 82 | } |
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| 83 | else |
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| 84 | { |
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| 85 | $this->BROWSER_VER=0; |
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| 86 | $this->BROWSER_AGENT='OTHER'; |
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| 87 | } |
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| 88 | |
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| 89 | /* |
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| 90 | Determine platform |
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| 91 | */ |
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[3621] | 92 | if(strstr($HTTP_USER_AGENT,'iPad')) |
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[2] | 93 | { |
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[3621] | 94 | $this->BROWSER_PLATFORM = self::PLATFORM_IPAD; |
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[2] | 95 | } |
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[3621] | 96 | elseif(strstr($HTTP_USER_AGENT,'iPod')) |
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| 97 | { |
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| 98 | $this->BROWSER_PLATFORM = self::PLATFORM_IPOD; |
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| 99 | } |
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| 100 | elseif(strstr($HTTP_USER_AGENT,'iPhone')) |
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| 101 | { |
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| 102 | $this->BROWSER_PLATFORM = self::PLATFORM_IPHONE; |
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| 103 | } |
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| 104 | elseif(strstr($HTTP_USER_AGENT,'BlackBerry')) |
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| 105 | { |
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| 106 | $this->BROWSER_PLATFORM = self::PLATFORM_BLACKBERRY; |
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| 107 | } |
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| 108 | elseif(strstr($HTTP_USER_AGENT,'Android')) |
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| 109 | { |
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| 110 | $this->BROWSER_PLATFORM = self::PLATFORM_ANDROID; |
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| 111 | } |
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| 112 | elseif(strstr($HTTP_USER_AGENT,'Nokia')) |
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| 113 | { |
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| 114 | $this->BROWSER_PLATFORM = self::PLATFORM_NOKIA; |
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| 115 | } |
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[2] | 116 | elseif(strstr($HTTP_USER_AGENT,'Mac')) |
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| 117 | { |
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[3621] | 118 | $this->BROWSER_PLATFORM = self::PLATFORM_MAC; |
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[2] | 119 | } |
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[6714] | 120 | elseif(strstr($HTTP_USER_AGENT,'IEMobile')) |
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| 121 | { |
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| 122 | $this->BROWSER_PLATFORM = self::PLATFORM_WINMOBILE; |
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| 123 | } |
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[3621] | 124 | elseif(strstr($HTTP_USER_AGENT,'Win')) |
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| 125 | { |
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| 126 | $this->BROWSER_PLATFORM = self::PLATFORM_WINDOWS; |
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[6714] | 127 | } |
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[2] | 128 | elseif(strstr($HTTP_USER_AGENT,'Linux')) |
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| 129 | { |
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[3621] | 130 | $this->BROWSER_PLATFORM = self::PLATFORM_LINUX; |
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[2] | 131 | } |
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| 132 | elseif(strstr($HTTP_USER_AGENT,'Unix')) |
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| 133 | { |
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[3621] | 134 | $this->BROWSER_PLATFORM = self::PLATFORM_UNIX; |
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[2] | 135 | } |
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| 136 | elseif(strstr($HTTP_USER_AGENT,'Beos')) |
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| 137 | { |
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[3621] | 138 | $this->BROWSER_PLATFORM = self::PLATFORM_BEOS; |
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[2] | 139 | } |
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| 140 | else |
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| 141 | { |
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| 142 | $this->BROWSER_PLATFORM='Other'; |
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| 143 | } |
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| 144 | |
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| 145 | /* |
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| 146 | echo "\n\nAgent: $HTTP_USER_AGENT"; |
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| 147 | echo "\nIE: ".browser_is_ie(); |
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| 148 | echo "\nMac: ".browser_is_mac(); |
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| 149 | echo "\nWindows: ".browser_is_windows(); |
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| 150 | echo "\nPlatform: ".browser_get_platform(); |
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| 151 | echo "\nVersion: ".browser_get_version(); |
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| 152 | echo "\nAgent: ".browser_get_agent(); |
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| 153 | */ |
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| 154 | |
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| 155 | // The br and p functions are supposed to return the correct |
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| 156 | // value for tags that do not need to be closed. This is |
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| 157 | // per the xhmtl spec, so we need to fix this to include |
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| 158 | // all compliant browsers we know of. |
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| 159 | if($this->BROWSER_AGENT == 'IE') |
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| 160 | { |
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| 161 | $this->br = '<br/>'; |
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| 162 | $this->p = '<p/>'; |
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| 163 | } |
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| 164 | else |
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| 165 | { |
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| 166 | $this->br = '<br>'; |
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| 167 | $this->p = '<p>'; |
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| 168 | } |
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| 169 | } |
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| 170 | |
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| 171 | function return_array() |
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| 172 | { |
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| 173 | $this->data = array( |
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| 174 | 'agent' => $this->get_agent(), |
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| 175 | 'version' => $this->get_version(), |
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| 176 | 'platform' => $this->get_platform() |
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| 177 | ); |
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| 178 | |
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| 179 | return $this->data; |
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| 180 | } |
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| 181 | |
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| 182 | function get_agent() |
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| 183 | { |
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| 184 | return $this->BROWSER_AGENT; |
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| 185 | } |
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| 186 | |
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| 187 | function get_version() |
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| 188 | { |
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| 189 | return $this->BROWSER_VER; |
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| 190 | } |
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| 191 | |
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| 192 | function get_platform() |
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| 193 | { |
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| 194 | return $this->BROWSER_PLATFORM; |
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| 195 | } |
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| 196 | |
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| 197 | function is_linux() |
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| 198 | { |
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[3621] | 199 | return ($this->get_platform()==self::PLATFORM_LINUX); |
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[2] | 200 | } |
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| 201 | |
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| 202 | function is_unix() |
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| 203 | { |
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[3621] | 204 | return ($this->get_platform()==self::PLATFORM_UNIX); |
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[2] | 205 | } |
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| 206 | |
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[4304] | 207 | function isMobile( ) |
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[4291] | 208 | { |
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| 209 | return $this -> is_ipad( ) |
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| 210 | || $this -> is_iphone( ) |
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| 211 | || $this -> is_nokia( ) |
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| 212 | || $this -> is_ipod( ) |
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| 213 | || $this -> is_blackberry( ) |
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| 214 | || $this -> is_android( ); |
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| 215 | } |
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| 216 | |
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[2] | 217 | function is_beos() |
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| 218 | { |
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[3621] | 219 | return ($this->get_platform()==self::PLATFORM_BEOS); |
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[2] | 220 | } |
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| 221 | |
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| 222 | function is_mac() |
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| 223 | { |
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[3621] | 224 | return ($this->get_platform()==self::PLATFORM_MAC); |
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[2] | 225 | } |
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| 226 | |
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| 227 | function is_windows() |
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| 228 | { |
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[3621] | 229 | return ($this->get_platform()==self::PLATFORM_WINDOWS); |
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[2] | 230 | } |
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[3621] | 231 | |
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| 232 | function is_ipad() |
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| 233 | { |
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| 234 | return ($this->get_platform()==self::PLATFORM_IPAD); |
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| 235 | } |
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| 236 | |
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| 237 | function is_iphone() |
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| 238 | { |
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| 239 | return ($this->get_platform()==self::PLATFORM_IPHONE); |
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| 240 | } |
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| 241 | |
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| 242 | function is_nokia() |
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| 243 | { |
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| 244 | return ($this->get_platform()==self::PLATFORM_NOKIA); |
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| 245 | } |
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| 246 | |
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| 247 | function is_ipod() |
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| 248 | { |
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| 249 | return ($this->get_platform()==self::PLATFORM_IPOD); |
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| 250 | } |
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| 251 | |
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| 252 | function is_blackberry() |
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| 253 | { |
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| 254 | return ($this->get_platform()==self::PLATFORM_BLACKBERRY); |
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| 255 | } |
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| 256 | |
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| 257 | function is_android() |
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| 258 | { |
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| 259 | return ($this->get_platform()==self::PLATFORM_ANDROID); |
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| 260 | } |
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[2] | 261 | |
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| 262 | function is_ie() |
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| 263 | { |
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| 264 | if($this->get_agent()=='IE') |
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| 265 | { |
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| 266 | return true; |
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| 267 | } |
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| 268 | else |
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| 269 | { |
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| 270 | return false; |
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| 271 | } |
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| 272 | } |
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| 273 | |
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| 274 | function is_netscape() |
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| 275 | { |
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| 276 | if($this->get_agent()=='MOZILLA') |
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| 277 | { |
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| 278 | return true; |
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| 279 | } |
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| 280 | else |
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| 281 | { |
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| 282 | return false; |
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| 283 | } |
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| 284 | } |
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| 285 | |
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| 286 | function is_opera() |
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| 287 | { |
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| 288 | if($this->get_agent()=='OPERA') |
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| 289 | { |
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| 290 | return true; |
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| 291 | } |
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| 292 | else |
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| 293 | { |
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| 294 | return false; |
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| 295 | } |
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| 296 | } |
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| 297 | |
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| 298 | // Echo content headers for file downloads |
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| 299 | function content_header($fn='',$mime='',$length='',$nocache=True) |
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| 300 | { |
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| 301 | // if no mime-type is given or it's the default binary-type, guess it from the extension |
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| 302 | if(empty($mime) || $mime == 'application/octet-stream') |
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| 303 | { |
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| 304 | $mime_magic = createObject('phpgwapi.mime_magic'); |
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| 305 | $mime = $mime_magic->filename2mime($fn); |
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| 306 | } |
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| 307 | if($fn) |
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| 308 | { |
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| 309 | if($this->get_agent() == 'IE') // && browser_get_version() == "5.5") |
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| 310 | { |
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| 311 | $attachment = ''; |
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| 312 | } |
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| 313 | else |
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| 314 | { |
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| 315 | $attachment = ' attachment;'; |
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| 316 | } |
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| 317 | |
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| 318 | // Show this for all |
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| 319 | header('Content-disposition:'.$attachment.' filename="'.$fn.'"'); |
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| 320 | header('Content-type: '.$mime); |
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| 321 | |
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| 322 | if($length) |
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| 323 | { |
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| 324 | header('Content-length: '.$length); |
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| 325 | } |
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| 326 | |
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| 327 | if($nocache) |
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| 328 | { |
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| 329 | header('Pragma: no-cache'); |
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| 330 | header('Pragma: public'); |
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| 331 | header('Expires: 0'); |
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| 332 | header('Cache-Control: must-revalidate, post-check=0, pre-check=0'); |
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| 333 | } |
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| 334 | } |
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| 335 | } |
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| 336 | } |
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| 337 | ?> |
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