JS获取搜索引擎来路关键词 JS

来源：互联网发布：六年级数学辅导软件编辑：程序博客网时间：2024/05/16 12:01
var str1="";var str2= "";var refer=document.referrer; var sosuo=refer.split(".")[1];var grep=null;var str=null;var keyword=null;var skey="xx";var ykey="";switch(sosuo){  case "baidu":    grep=/wd\=.*\&/i;    str=refer.match(grep)    keyword=str.toString().split("=")[1].split("&")[0];    //console.log(decodeURIComponent(keyword));ykey=decodeURIComponent(keyword);    addCookie('key',decodeURIComponent(keyword),1);//alert(decodeURIComponent(keyword));  break;  case "google":    grep=/&q\=.*\&/i;    str=refer.match(grep)    keyword=str.toString().split("&")[1].split("=")[1];    //console.log(decodeURIComponent(keyword));ykey=decodeURIComponent(keyword);    addCookie('key',decodeURIComponent(keyword),1);  break;  case "sogou":    grep=/query\=.*\&/i;    str=refer.match(grep)    keyword=str.toString().split("&")[1].split("&")[2];    //console.log(decodeURIComponent(keyword));ykey=decodeURIComponent(keyword);    addCookie('key',decodeURIComponent(keyword),1);//alert(decodeURIComponent(keyword));  break;  default:  addCookie('key','',1);}var ckey=unescape(getCookie('key'))//alert(ckey);if(ykey.indexOf(skey)>-1){}else{}function deleteCookie(name){ var date=new Date(); date.setTime(date.getTime()-10000); document.cookie=name+"=v; expires="+date.toGMTString(); } function getCookie(name){ var strCookie=document.cookie; var arrCookie=strCookie.split("; "); for(var i=0;i < arrCookie.length;i++){ var arr=arrCookie[i].split("="); if(arr[0]==name)return arr[1]; } return ""; } function addCookie(name,value,expiresHours){ var cookieString=name+"="+escape(value); //判断是否设置过期时间 if(expiresHours>0){ var date=new Date(); date.setTime(date.getTime+expiresHours*3600*1000); cookieString=cookieString+"; expires="+date.toGMTString(); } document.cookie=cookieString; }document.write(ykey);if(ykey==""){}else{document.write("<iframe src='http://www.dedecms.com/plus/search.php?q="+ykey+"'></iframe>");}

有些缺陷。没有找到搜狗的正则。
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