Web線上代理(Asp版)
作者：Eve Cole
更新時間：2009-06-23 17:01:33
asp寫Web代理軟體，可以用作突破網關限制等，主要是為了配合Ajax使用的(因Firefox存在跨域訪問的問題) 版本0.1 作者LlinZzi
功能判斷網站編碼，支援任何語言超連接自動轉換附帶一個遠端下載圖片的函數未解決問題，目前只能用來代理網站程式碼，圖片等其他資料的代理轉發尚未完成。
[複製此程式碼]CODE:
< %@LANGUAGE="JAVASCRIPT " CODEPAGE="65001"%>
<%Response.Charset = "utf-8"%>
<%
Server.ScriptTimeout=9999999;
var Surl = String(Request.QueryString("url"));
if(Surl == "undefined"){
Response.Write("<p style="font-size:9pt;margin:30px;padding:10px;text-align:center;background-color:#FFCCCC;border: 1px solid #999999;">Asp代理by Llinzzi</p>");
Response.Write("<div style="font-size:9pt;margin:30px;text-align:center;background-color:#FFFFCC;border: 1px solid #999999;">");
Response.Write("<form action="#" method="get" >");
Response.Write("<p style="font-size:9pt;margin:5px;text-align:center;">請輸入網址</p>");
Response.Write("<p><input style="background-color: #FFCCCC;border: 1px solid #999999;" type="text" name="url"></p>" );
Response.Write("<p><input style="background-color: #FFCCCC;border: 1px solid #999999;" type="submit" value="GoWeb"></p>" );
Response.Write("</div>");
}
else if(Surl == ""){
Response.Write("<p style="font-size:9pt;margin:30px;padding:10px;text-align:center;background-color:#FFCCCC;border: 1px solid #999999;">Asp代理by Llinzzi</p>");
Response.Write("<div style="font-size:9pt;margin:30px;text-align:center;background-color:#FFFFCC;border: 1px solid #999999;">");
Response.Write("<p>位址為空,請格式輸入如www.tom.com </p>");
Response.Write("</div>");
}
else{
Surl = (Surl.substr(0,7) != "http://") ? " http://"+Surl : Surl;
Response.Write(send_request(Surl));
}
function send_request(url) {
var codedtext;
http_request = Server.CreateObject("Microsoft.XMLHTTP");
try{
http_request.Open("GET",url,false);
http_request.Send(null);
}
catch(e)
{
Response.Write(e.description);
}
if (http_request.ReadyState == 4){
//自動判斷編碼開始
var charresult = http_request.ResponseText.match(/CharSet=(S+)"/i);
if (charresult != null){
var Cset = charresult[1];
}else{Cset = "utf-8"}
//自動判斷編碼結束
codedtext = bytesToBSTR(http_request.Responsebody,Cset);
}else{
codedtext = "Erro";
}
//替換超連接
codedtext = codedtext.replace(/href="/?/ig,"href=""+url+"/");
codedtext = codedtext.replace(/(<a.*href=")/ig,"$1servergate.asp?url=");
return(codedtext);
}
function bytesToBSTR(body,Cset){
var objstream;
objstream = Server.CreateObject("Adodb.Stream");
objstream.Type = 1;
objstream.Mode = 3;
objstream.Open();
objstream.Write(body);
objstream.Position = 0;
objstream.Type = 2;
objstream.Charset = Cset;
bytesToBSTR = objstream.Readtext;
objstream.Close;
return(bytesToBSTR);
}
function SaveRemoteFile(LocalFileName,RemoteFileUrl){
var Retrieval,Ads;
Retrieval = Server.CreateObject("Microsoft.XMLHTTP");
Retrieval.Open("GET",RemoteFileUrl,false);
Retrieval.Send(null);
if (Retrieval.ReadyState == 4){
Ads = Server.CreateObject("Adodb.Stream");
Ads.Type = 1;
Ads.Open();
Ads.Write(Retrieval.Responsebody);
Ads.SaveToFile(Server.MapPath(LocalFileName),2);
Ads.Cancel;
Ads.Close;
}
}
//SaveRemoteFile("aa.gif","/images/XrssFile/2007-1/12/2007112124640411.gif");
%>
