读取XML网页文件

来源：互联网发布：电脑收发短信软件编辑：程序博客网时间：2024/05/26 02:20

private void RefreshNews()
    {
        System.Xml.XmlTextReader xtr = new System.Xml.XmlTextReader("http://info.xzsec.com/profiler/files/homepage/news.xml");
        System.Xml.XmlDocument xd = new System.Xml.XmlDocument();
        xd.Load(xtr);
        System.Xml.XmlNode xn = xd.GetElementsByTagName("subject").Item(0);
        int j = 0;
        foreach (System.Xml.XmlNode xn_tem in xn.ChildNodes)
        {
            if (!this.IsExist(xn.ChildNodes.Item(j).Attributes["name"].Value))
            {
                CMS.BLL.NewsManage nm = new CMS.BLL.NewsManage();
                CMS.Model.CMS_NewsT nt = new CMS.Model.CMS_NewsT();
                nt.title = xn_tem.Attributes["name"].Value;
                nt.content = this.getbody(xn_tem.Attributes["value"].Value);
                nt.kindID = "35";
                nt.createTime = DateTime.Now;
                nt.modifyTime = DateTime.Now;
                nt.state = 1;
                nm.ModelObj = nt;
                nm.Insert();
            }
            j++;
        }

        xtr.Close();
    }
    private string getbody(string id)
    {
        string url = @"http://info.xzsec.com/profiler/NewsDetail.aspx?group=xzsec&id=" + id;
        System.Net.WebClient wc = new System.Net.WebClient();
        byte[] pagedata = wc.DownloadData(url);
        //转换字符、
        string result = System.Text.Encoding.Default.GetString(pagedata);
        int bodyStart = result.IndexOf(">", result.IndexOf("<body")) + 1;
        int bodyStart2 = result.LastIndexOf("相关新闻") + 1;
        int bodyStart3 = result.IndexOf("table", bodyStart2);
        return result.Substring(bodyStart, result.IndexOf("</body>") - bodyStart - (result.Length - bodyStart3)).Replace("<font style=/"FONT-WEIGHT: bolder; FONT-SIZE: x-small; FONT-FAMILY: 宋体/">相关新闻</font>", "").Replace("<HR width=/"75%/" size=/"1/">", "");
    }