C#读取Rss 并解析Xml实例下载

基本信息

源码名称：C#读取Rss 并解析Xml实例下载

源码大小：1.54M

文件格式：.zip

开发语言：C#

更新时间：2013-01-04

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源码介绍

asp.net中读取远程 rss文件并以xml形式展示出来

html代码：

<!DOCTYPE html>

<html>
<head>
    <title>Index</title>
</head>
<body>
    <div>
        <form action="@Url.Action("getrss")" method="post">
            输入Rss地址:<input type="text" name="rssurl" style="width:400px;" value="http://www.xiaohuayoumo.com/plus/rss/1.xml" />&nbsp;<input type="submit" value="读取" />
            <input type="hidden" name="proxyip" />
        </form>
        
    </div>
</body>
</html>

cs代码：

    public class HomeController : Controller
    {
        //
        // GET: /Home/

        public ActionResult Index()
        {
            return View();
        }

        [HttpPost]
        public ActionResult GetRss(string rssurl, string proxyip)
        {
            string strXML = "";
            bool fail = true;
            string strencoding = "utf-8";
            try
            {
                if (!string.IsNullOrEmpty(rssurl))
                {
                    XmlDocument xd = new XmlDocument();
                    #region method2
                    System.Net.HttpWebRequest myhttpRequest = (System.Net.HttpWebRequest)System.Net.HttpWebRequest.Create(rssurl);
                    myhttpRequest.Credentials = System.Net.CredentialCache.DefaultCredentials;
                    myhttpRequest.UserAgent = ".NET Framework Test Client";
                    myhttpRequest.Proxy = null; 
                    if (proxyip.Length > 10)
                    {
                        WebProxy myproxy = new WebProxy(proxyip);
                        myhttpRequest.Proxy = myproxy;
                    }

                    System.Net.HttpWebResponse myhttpResponse = (System.Net.HttpWebResponse)myhttpRequest.GetResponse();
                    System.IO.Stream myrssStream = myhttpResponse.GetResponseStream();
                    xd.Load(myrssStream);

                    #endregion

                    if (xd.FirstChild.NodeType == XmlNodeType.XmlDeclaration)
                    {
                        XmlDeclaration decl = (XmlDeclaration)xd.FirstChild;
                        if (decl.Encoding != "")
                        {
                            strencoding = decl.Encoding;
                        }
                    }

                    if (xd.FirstChild.NextSibling.NodeType == XmlNodeType.ProcessingInstruction)
                    {
                        xd.RemoveChild(xd.FirstChild.NextSibling);
                    }

                    strXML = xd.InnerXml;
                }
                else { fail = false; };
            }
            catch (Exception ex)
            {
                fail = false;
            }
            if (fail == false)
            { 
                Response.Write("false");
            }
            return Content(strXML, "text/xml", System.Text.Encoding.GetEncoding(strencoding));
        }

    }