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| Code | ||||||||||
/****************************************** ** Description : BrowserDetector ** File Name : browserDetector.php3 ** Author : epsilon7 for PHyX8 studios ** Author Email : epsilon7@asphyxia.com ** Created : Thursday, May 11, 2000 ** Last Modified : Wednesday, July 12, 2000 ** Modified By : epsilon7 *' INFO: Returns Browser information based on HTTP_USER_AGENT Ported from The Webmonkey JavaScript Source ##BrowserDetector() ##Parses User-Agent string into useful info. ##Source: Webmonkey Code Library ##(http://www.hotwired.com/webmonkey/javascript/code_library/) ##Author: Rich Blaylock ##Author Email: blaylock@wired.com Usage: include("browserDetector.php3"); $bd = new BrowserDetector; Variables: $bd->BROWSER // Netscape, MSIE, Opera $bd->PLATFORM // Win95, Unix, Windows 98, Mac, PPC, etc. $bd->VERSION // MajorVersion.MinorVersion $bd->MAJORVER // Major Version (before . in version string) $bd->MINORVER // Minor Version (after . in version string) '****************************************/ class BrowserDetector { var $UA = ""; var $BROWSER = "Unknown"; var $PLATFORM = "Unknown"; var $VERSION = ""; var $MAJORVER = ""; var $MINORVER = ""; /* START CONSTRUCTOR */ function BrowserDetector() { $this->UA = getenv(HTTP_USER_AGENT); $preparens = ""; $parens = ""; $i = strpos($this->UA,"("); if ($i >= 0) { $preparens = trim(substr($this->UA,0,$i)); $parens = substr($this->UA,$i+1,strlen($this->UA)); $j = strpos($parens,")"); if($j>=0) { $parens = substr($parens,0,$j); } } else { $preparens = $this->UA; } $browVer = $preparens; $token = trim(strtok($parens,";")); while($token) { if($token=="compatible") { } elseif(preg_match("/MSIE/i","$token")) { $browVer = $token; } elseif(preg_match("/Opera/i","$token")) { $browVer = $token; } elseif(preg_match("/X11/i","$token") || preg_match("/SunOS/i","$token") || preg_match ("/Linux/i","$token")) { $this->PLATFORM = "Unix"; } elseif(preg_match("/Win/i","$token")) { $this->PLATFORM = $token; } elseif(preg_match("/Mac/i","$token") || preg_match("/PPC/i","$token")) { $this->PLATFORM = $token; } $token = strtok(";"); } $msieIndex = strpos($browVer,"MSIE"); if($msieIndex >= 0) { $browVer = substr($browVer,$msieIndex,strlen($browVer)); } $leftover = ""; if(substr($browVer,0,strlen("Mozilla")) == "Mozilla") { $this->BROWSER = "Netscape"; $leftover=substr($browVer,strlen("Mozilla")+1,strlen($browVer)); } elseif(substr($browVer,0,strlen("Lynx")) == "Lynx") { $this->BROWSER = "Lynx"; $leftover=substr($browVer,strlen("Lynx")+1,strlen($browVer)); } elseif(substr($browVer,0,strlen("MSIE")) == "MSIE") { $this->BROWSER = "IE"; $leftover=substr($browVer,strlen("MSIE")+1,strlen($browVer)); } elseif(substr($browVer,0,strlen("Microsoft Internet Explorer")) == "Microsoft Internet Explorer") { $this->BROWSER = "IE"; $leftover=substr($browVer,strlen("Microsoft Internet Explorer")+1,strlen($browVer)); } elseif(substr($browVer,0,strlen("Opera")) == "Opera") { $this->BROWSER = "Opera"; $leftover=substr($browVer,strlen("Opera")+1,strlen($browVer)); } $leftover = trim($leftover); $i=strpos($leftover," "); if($i > 0) { $this->VERSION = substr($leftover,0,$i); } else { $this->VERSION = $leftover; } $j = strpos($this->VERSION,"."); if($j >= 0) { $this->MAJORVER = substr($this->VERSION,0,$j); $this->MINORVER = substr($this->VERSION,$j+1,strlen($this->VERSION)); } else { $this->MAJORVER = $this->VERSION; } } } /****************************************** ** Some Test Results Testing : Mozilla/4.73 [en] (Win98; U) Browser : Netscape Platform : Win98 Version : 4.73 Major Version : 4 Minor Version : 73 Testing : Opera/4.0 (Windows 98;US) Beta 3 [en] Browser : Opera Platform : Windows 98 Version : 4.0 Major Version : 4 Minor Version : 0 Testing : Mozilla/4.0 (compatible; MSIE 5.0; Windows 98; DigExt) Browser : IE Platform : Windows 98 Version : 5.0 Major Version : 5 Minor Version : 0 '****************************************/ | ||||||||||
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