一个浏览器php检查类

一个浏览器检查类
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www.chinaitp ower .comWsk49rH6G70hUmJB2EqDOBFM4
关键词：PHP
www.chinaitp ower .comWsk49rH6G70hUmJB2EqDOBFM4

www.chinaitp ower .comWsk49rH6G70hUmJB2EqDOBFM4

www.chinaitp ower .comWsk49rH6G70hUmJB2EqDOBFM4
一个浏览器检查类
www.chinaitp ower .comWsk49rH6G70hUmJB2EqDOBFM4

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//原作者：epsilon7
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//SonyMusic([email protected])
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class BrowserDetector {
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var $UA = ""; //$HTTP_USER_AGENT的内容
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var $BROWSER= "Unknown"; //浏览器类型
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var $PLATFORM = "Unknown"; //操作系统
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var $VERSION= ""; //浏览器版本号
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var $MAJORVER = ""; //浏览器主版本号
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var $MINORVER = ""; //浏览器副版本号
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/* 构造函数开始 */
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function BrowserDetector(){
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$this->UA = getenv(HTTP_USER_AGENT);
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$preparens = "";
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$parens = "";
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$i = strpos($this->UA,"(");
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if ($i >= 0) {
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$preparens = trim(substr($this->UA,0,$i));
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$parens = substr($this->UA,$i+1,strlen($this->UA));
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$j = strpos($parens,")");
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if($j>=0) {
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$parens = substr($parens,0,$j);
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}
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}
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else {
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$preparens = $this->UA;
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}
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$browVer = $preparens;
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$token = trim(strtok($parens,";"));
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while($token) {
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if($token=="compatible") {
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}
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elseif(preg_match("/MSIE/i","$token")) {
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$browVer = $token;
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}
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elseif(preg_match("/Opera/i","$token")) {
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$browVer = $token;
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}
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elseif(preg_match("/X11/i","$token") || preg_match("/SunOS/i","$token") || preg_match ("/Linux/i","$token")) {
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$this->PLATFORM = "Unix";
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}
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elseif(preg_match("/Win/i","$token")) {
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$this->PLATFORM = $token;
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}
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elseif(preg_match("/Mac/i","$token") || preg_match("/PPC/i","$token")) {
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$this->PLATFORM = $token;
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}
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$token = strtok(";");
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}
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$msieIndex = strpos($browVer,"MSIE");
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if($msieIndex >= 0) {
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$browVer = substr($browVer,$msieIndex,strlen($browVer));
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}
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$leftover = "";
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if(substr($browVer,0,strlen("Mozilla")) == "Mozilla") {
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$this->BROWSER = "Netscape";
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$leftover=substr($browVer,strlen("Mozilla")+1,strlen($browVer));
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}
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elseif(substr($browVer,0,strlen("Lynx")) == "Lynx") {
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$this->BROWSER = "Lynx";
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$leftover=substr($browVer,strlen("Lynx")+1,strlen($browVer));
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}
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elseif(substr($browVer,0,strlen("MSIE")) == "MSIE") {
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$this->BROWSER = "IE";
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$leftover=substr($browVer,strlen("MSIE")+1,strlen($browVer));
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}
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elseif(substr($browVer,0,strlen("Microsoft Internet Explorer")) == "Microsoft Internet Explorer") {
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$this->BROWSER = "IE";
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$leftover=substr($browVer,strlen("Microsoft Internet Explorer")+1,strlen($browVer));
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}
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elseif(substr($browVer,0,strlen("Opera")) == "Opera") {
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$this->BROWSER = "Opera";
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$leftover=substr($browVer,strlen("Opera")+1,strlen($browVer));
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}
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$leftover = trim($leftover);
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$i=strpos($leftover," ");
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if($i > 0) {
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$this->VERSION = substr($leftover,0,$i);
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}
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else {
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$this->VERSION = $leftover;
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}
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$j = strpos($this->VERSION,".");
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if($j >= 0) {
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$this->MAJORVER = substr($this->VERSION,0,$j);
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$this->MINORVER = substr($this->VERSION,$j+1,strlen($this->VERSION));
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}
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else {
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$this->MAJORVER = $this->VERSION;
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}
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}
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}
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//测试程序开始
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$test=new browserdetector;
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echo $test->UA."
www.chinaitp ower .comWsk49rH6G70hUmJB2EqDOBFM4
";
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echo $test->BROWSER."
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";
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echo $test->PLATFORM."
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";
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echo $test->VERSION."
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";
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echo $test->MAJORVER."
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";
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echo $test->MINORVER."
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";
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?>
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