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RSS订阅首先把“Interop.MSXML2.dll”,复制到项目的Bin目录下
XmlHttp.cs
using System;
using MSXML2;
/// <summary>
/// XmlHttp 的摘要说明
/// </summary>
public class XmlHttp : IDisposable
{
/// <summary>
/// 创建 XmlHttp
/// </summary>
public XMLHTTPClass XmlHttps = new XMLHTTPClass();
private bool readyDispose = false;
/// <summary>
/// 发送方式
/// </summary>
public enum SendMethod : int
{
POST, GET
}
/// <summary>
/// 数据包
/// </summary>
public struct Param
{
public string Url;
public string Parameters;
public string Uid;
public string Pwd;
}
/// <summary>
/// 发送数据
/// </summary>
/// <param name="method">发送方式</param>
/// <param name="p">数据包</param>
/// <returns></returns>
public virtual string SendCommond(SendMethod method, Param p)
{
if (p.Url == null || p.Url == "")
{
return null;
}
if (method == SendMethod.POST)
{
try
{
XmlHttps.open("POST", p.Url, false, p.Uid, p.Pwd);
XmlHttps.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
XmlHttps.send(p.Parameters.Replace("?", ""));
if (XmlHttps.status == 200)
{
return System.Text.Encoding.Default.GetString((byte[])XmlHttps.responseBody);
}
else
{
return XmlHttps.status.ToString();
}
}
catch (Exception ex)
{
return ex.Message.ToString();
}
}
else if (method == SendMethod.GET)
{
try
{
XmlHttps.open("GET", p.Url + "?" + p.Parameters.Replace("?", ""), false, p.Uid, p.Pwd);
XmlHttps.send(null);
if (XmlHttps.status == 200)
{
return System.Text.Encoding.Default.GetString((byte[])XmlHttps.responseBody);
}
else
{
return XmlHttps.status.ToString();
}
}
catch (Exception ex)
{
return ex.Message.ToString();
}
}
return null;
}
/// <summary>
/// 类接口
/// </summary>
/// <param name="isDisposing"></param>
protected virtual void Dispose(bool isDisposing)
{
if (readyDispose)
{
return;
}
if (isDisposing)
{
if (XmlHttps != null)
{
XmlHttps = null;
}
}
readyDispose = true;
}
/// <summary>
/// 释放内存
/// </summary>
public void Dispose()
{
Dispose(true);
GC.SuppressFinalize(this);
}
}
AJAXProxy.aspx
using System;
using System.Text;
public partial class AJAXProxy : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!Page.IsPostBack)
{
Encoding utf8 = Encoding.GetEncoding("utf-8");
Response.ContentEncoding = utf8;
Response.ContentType = "text/xml";
XmlHttp XmlHttps = new XmlHttp();
XmlHttp.Param Param = new XmlHttp.Param();
Param.Url = "http://" + sUrl;
Param.Parameters = Server.UrlEncode(sParam).Replace("%3d", "=").Replace("%24", "$").Replace("$", "&") + "&time=" + Convert.ToString(System.DateTime.Now);
Param.Uid = "";
Param.Pwd = "";
XmlHttp.SendMethod Method = XmlHttp.SendMethod.GET;
if (sMethod != "GET")
{
Method = XmlHttp.SendMethod.POST;
}
else
{
Method = XmlHttp.SendMethod.GET;
}
string result = XmlHttps.SendCommond(Method, Param);
XmlHttps.Dispose();
Response.Write(result);
}
}
/// <summary>
/// 方式
/// </summary>
private string sMethod
{
get
{
if (Request["sMethod"] != null)
{
return Request["sMethod"].ToString();
}
return "GET";
}
}
/// <summary>
/// 网址
/// </summary>
private string sUrl
{
get
{
if (Request["sUrl"] != null)
{
return Request["sUrl"].ToString();
}
return null;
}
}
/// <summary>
/// 参数
/// </summary>
private string sParam
{
get
{
if (Request["sParam"] != null)
{
return Request["sParam"].ToString();
}
return "";
}
}
}
Default.aspx
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>AjaxProxy</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<script type="text/javascript" language="javascript">
function createXMLHttps()
{
var ret = null;
try
{
ret = new ActiveXObject('Msxml2.XMLHTTP');
}
catch (e)
{
try
{
ret = new ActiveXObject('Microsoft.XMLHTTP');
}
catch (ee)
{
ret = null;
}
}
if ( ! ret && typeof XMLHttpRequest != 'undefined')
ret = new XMLHttpRequest();
return ret;
}
function getDataTime()
{
var strDate, strTime;
strDate = new Date();
strTime = strDate.getTime();
return strTime;
}
function $(obj)
{
return document.getElementById(obj);
}
function SendCommond()
{
var xmlhttp = createXMLHttps();
var time = getDataTime();
var sParam = escape($("sParam").value).replace(/%3D/g, "=").replace(/%24/g, "$");
var sendTo = "AJAXProxy.aspx?sMethod=GET&sUrl=" + $("sUrl").value + "&sParam=" + sParam + "&time=" + time;
xmlhttp.open("GET", sendTo);
xmlhttp.onreadystatechange = function()
{
if (xmlhttp.readyState == 4 && xmlhttp.status == 200)
{
var result = xmlhttp.responseText;
alert((result));
}
}
xmlhttp.send(null);
}
</script>
</head>
<body>
网址：<input id="sUrl" type="text" value="http://www.youthfly.net/Ajax.aspx" /><br />
参数：<input id="sParam" type="text" value="Key=参数A$Value=参数B" /><br />
<input type="button" value=" 发送数据 " onclick="SendCommond();" /><br />
<br />
</body>
</html>
Ajax.aspx
using System;
using System.IO;
using System.Text;
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!Page.IsPostBack)
{
Encoding gb2312 = Encoding.GetEncoding("gb2312");
Response.ContentEncoding = gb2312;
Response.ContentType = "text/xml";
string content = "Key：" + sKey + "<br />Value：" + sValue;
if (!Exists(Server.MapPath("FileTest.txt")))
{
CreateFile(Server.MapPath("FileTest.txt"), content);
}
Response.Write(ReadFile(Server.MapPath("FileTest.txt")));
}
}
/// <summary>
/// 创建文件
/// </summary>
/// <param name="filename"></param>
/// <param name="content"></param>
private void CreateFile(string filename, string content)
{
try
{
using (StreamWriter sw = new StreamWriter(filename, false, System.Text.Encoding.GetEncoding("GB2312")))
{
sw.Write(content);
sw.Close();
}
}
catch (Exception e)
{
throw new Exception(e.ToString());
}
}
/// <summary>
/// 读取文件
/// </summary>
/// <param name="filename"></param>
/// <returns></returns>
private string ReadFile(string filename)
{
try
{
using (StreamReader sr = new StreamReader(filename, System.Text.Encoding.GetEncoding("GB2312")))
{
string temp = sr.ReadToEnd();
sr.Close();
return temp;
}
}
catch (Exception e)
{
throw new Exception(e.ToString()); ;
}
}
/// <summary>
/// 判断文件
/// </summary>
/// <param name="filepath"></param>
/// <returns></returns>
private bool Exists(string filepath)
{
if (File.Exists(filepath))
{
return true;
}
else
{
return false;
}
}
/// <summary>
/// 参数A
/// </summary>
private string sKey
{
get
{
if (Request["key"] != null)
{
return Request["key"].ToString();
}
return "空值";
}
}
/// <summary>
/// 参数B
/// </summary>
private string sValue
{
get
{
if (Request["value"] != null)
{
return Request["value"].ToString();
}
return "空值";
}
}
}
以上为主要核心代码， Aajx的相关代码请参考XmlHttp中文参考
AJAXProxy.rar
AJAXServer.rar
