csharp:qq weather

左手的ㄟ右手 2022-03-29 08:54 174阅读 0赞

using System;
    using System.Data;
    using System.Configuration;
    using System.Collections;
    using System.Web;
    using System.Web.Security;
    using System.Web.UI;
    using System.Web.UI.WebControls;
    using System.Web.UI.WebControls.WebParts;
    using System.Web.UI.HtmlControls;
    using System.Net;
    using System.Net.Security;
    using System.Security.Authentication;
    using System.Security.Cryptography.X509Certificates;
    using System.Text;
    using System.IO;
    using System.Text.RegularExpressions;
    using System.Net.Cache;
    
    namespace sitemapdemo
    {
        /// <summary>
        /// 2011-06-16 塗聚文
        /// </summary>
        public partial class QQweather : System.Web.UI.Page
        {
    
            public string selectcity = "1";
            string strUrl = "http://weather.qq.com/inc/ss1.htm";
            string old = @"<select id=""obSelect"" οnchange=""getredirect(this.value)"">";
            string old1 = @"<option value=""1"">香港</option><option value=""2"">澳门</option><option value=""17"">哈尔滨</option><option value=""28"">乌鲁木齐</option><option value=""56"">西宁</option><option value=""57"">兰州</option><option value=""69"">呼和浩特</option><option value=""78"">银川</option><option value=""82"">石家庄</option><option value=""84"">太原</option><option value=""103"">长春</option><option value=""115"">沈阳</option><option selected value=""125"">北京</option><option value=""127"">天津</option><option value=""140"">济南</option><option value=""150"">拉萨</option><option value=""166"">成都</option><option value=""179"">昆明</option><option value=""186"">西安</option><option value=""189"">郑州</option><option value=""211"">武汉</option><option value=""212"">重庆</option><option value=""218"">长沙</option><option value=""227"">贵阳</option><option value=""232"">桂林</option><option value=""244"">南京</option><option value=""248"">合肥</option><option value=""252"">上海</option><option value=""255"">杭州</option><option value=""264"">南昌</option><option value=""276"">福州</option><option value=""280"">台北</option><option value=""287"">厦门</option><option value=""292"">广州</option><option value=""295"">南宁</option><option value=""296"">深圳</option><option value=""303"">海口</option>";
            string old2 = @"</select>";
            string old3 = @"市";
            string old4 = @"<img src=""/images/r_b.gif"" width=""96"" height=""21"">";
            string strWeather = string.Empty;
            /// <summary>
            /// 
            /// </summary>
            /// <param name="sender"></param>
            /// <param name="e"></param>
            protected void Page_Load(object sender, EventArgs e)
            {
                //ServicePointManager.ServerCertificateValidationCallback = new System.Net.Security.RemoteCertificateValidationCallback(CheckValidationResult);
                //HttpWebRequest req = (HttpWebRequest)WebRequest.CreateDefault(new Uri("http://intranet.lukfook.com.hk/luk_intranet/QQweather.aspx"));//https://intranet.lukfook.com.hk/luk_intranet/QQweather.aspx
                //req.Method = "GET";
                //HttpWebResponse res = (HttpWebResponse)req.GetResponse();
                //selectcity = DropDownList1.SelectedValue.ToString();
                if (!IsPostBack)
                {
    
                    this.DropDownList1.DataSource = CreateDataSource();
                    DropDownList1.DataTextField = "WeatherTextField";
                    DropDownList1.DataValueField = "WeatherValueField";
    
                    // Bind the data to the control.
                    DropDownList1.DataBind();
    
                    // Set the default selected item, if desired.
                    DropDownList1.SelectedIndex = 0;
                    selectcity = @"1";               
                    strUrl = "http://weather.qq.com/inc/ss1.htm";
    
                    strWeather = getHttpData(strUrl);
                    strWeather = strWeather.Replace(old, "");
                    strWeather = strWeather.Replace(old1, "");
                    strWeather = strWeather.Replace(old2, "");
                    strWeather = strWeather.Replace(old3, "");
                    strWeather = strWeather.Replace(old4, "");
                    geovindu.InnerHtml = strWeather; //getHttpData(strUrl); 
                    //Response.Write(s);
    
                }
    
                /*
                 * <select id="obSelect" οnchange="getredirect(this.value)">
    
    <option value="1">香港</option><option value="2">澳门</option><option value="17">哈尔滨</option><option value="28">乌鲁木齐</option><option value="56">西宁</option><option value="57">兰州</option><option value="69">呼和浩特</option><option value="78">银川</option><option value="82">石家庄</option><option value="84">太原</option><option value="103">长春</option><option value="115">沈阳</option><option selected value="125">北京</option><option value="127">天津</option><option value="140">济南</option><option value="150">拉萨</option><option value="166">成都</option><option value="179">昆明</option><option value="186">西安</option><option value="189">郑州</option><option value="211">武汉</option><option value="212">重庆</option><option value="218">长沙</option><option value="227">贵阳</option><option value="232">桂林</option><option value="244">南京</option><option value="248">合肥</option><option value="252">上海</option><option value="255">杭州</option><option value="264">南昌</option><option value="276">福州</option><option value="280">台北</option><option value="287">厦门</option><option value="292">广州</option><option value="295">南宁</option><option value="296">深圳</option><option value="303">海口</option>
    
    
                 */
            }
            /// <summary>
            /// 
            /// </summary>
            /// <param name="sender"></param>
            /// <param name="e"></param>
            protected void Button1_Click(object sender, EventArgs e)
            {
                //ServicePointManager.ServerCertificateValidationCallback = new System.Net.Security.RemoteCertificateValidationCallback(CheckValidationResult);
                //HttpWebRequest req = (HttpWebRequest)WebRequest.CreateDefault(new Uri("http://intranet.lukfook.com.hk/luk_intranet/QQweather.aspx"));
                //req.Method = "GET";
                //HttpWebResponse res = (HttpWebResponse)req.GetResponse();
                selectcity = DropDownList1.SelectedValue.ToString();
                strUrl = "http://weather.qq.com/inc/ss"+selectcity+".htm";
                strWeather = getHttpData(strUrl);
                strWeather = strWeather.Replace(old, "");
                strWeather = strWeather.Replace(old1, "");
                strWeather = strWeather.Replace(old2, "");
                strWeather = strWeather.Replace(old3, "");
                strWeather = strWeather.Replace(old4, "");
                geovindu.InnerHtml = strWeather; //getHttpData(strUrl);  
    
    
    
    
            }
            /// <summary>
            /// <%# selectcity%>
            /// </summary>
            /// <returns></returns>
            ICollection CreateDataSource()
            {
    
             
                DataTable dt = new DataTable();            
                dt.Columns.Add(new DataColumn("WeatherTextField", typeof(String)));
                dt.Columns.Add(new DataColumn("WeatherValueField", typeof(String)));
                dt.Rows.Add(CreateRow("香港", "1", dt));
                dt.Rows.Add(CreateRow("澳門", "2", dt));
                dt.Rows.Add(CreateRow("哈爾濱", "17", dt));
                dt.Rows.Add(CreateRow("烏魯木齊", "28", dt));
                dt.Rows.Add(CreateRow("西寧", "56", dt));
                dt.Rows.Add(CreateRow("蘭州", "57", dt));
                dt.Rows.Add(CreateRow("呼和浩特", "69", dt));
                dt.Rows.Add(CreateRow("銀川", "78", dt));
                dt.Rows.Add(CreateRow("石家莊", "82", dt));
                dt.Rows.Add(CreateRow("太原", "84", dt));
                dt.Rows.Add(CreateRow("長春 ", "103", dt));
                dt.Rows.Add(CreateRow("瀋陽 ", "115", dt));
                dt.Rows.Add(CreateRow("北京 ", "125", dt));
                dt.Rows.Add(CreateRow("天津 ", "127", dt));
                dt.Rows.Add(CreateRow("濟南 ", "140", dt));
                dt.Rows.Add(CreateRow("拉薩 ", "150", dt));
                dt.Rows.Add(CreateRow("成都 ", "166", dt));
                dt.Rows.Add(CreateRow("昆明 ", "179", dt));
                dt.Rows.Add(CreateRow("西安 ", "186", dt));
                dt.Rows.Add(CreateRow("鄭州 ", "189", dt));
                dt.Rows.Add(CreateRow("武漢 ", "211", dt));
                dt.Rows.Add(CreateRow("重慶 ", "212", dt));
                dt.Rows.Add(CreateRow("長沙 ", "218", dt));
                dt.Rows.Add(CreateRow("貴陽 ", "227", dt));
                dt.Rows.Add(CreateRow("桂林 ", "232", dt));
                dt.Rows.Add(CreateRow("南京 ", "244", dt));
                dt.Rows.Add(CreateRow("合肥 ", "248", dt));
                dt.Rows.Add(CreateRow("上海 ", "252", dt));
                dt.Rows.Add(CreateRow("杭州 ", "255", dt));
                dt.Rows.Add(CreateRow("南昌 ", "264", dt));
                dt.Rows.Add(CreateRow("福州 ", "276", dt));
                dt.Rows.Add(CreateRow("臺北 ", "280", dt));
                dt.Rows.Add(CreateRow("廈門 ", "287", dt));
                dt.Rows.Add(CreateRow("廣州 ", "292", dt));
                dt.Rows.Add(CreateRow("南寧 ", "295", dt));
                dt.Rows.Add(CreateRow("深圳 ", "296", dt));
                dt.Rows.Add(CreateRow("海口 ", "303", dt));
                DataView dv = new DataView(dt);
                return dv;
    
            }
            /// <summary>
            /// 
            /// </summary>
            /// <param name="Text"></param>
            /// <param name="Value"></param>
            /// <param name="dt"></param>
            /// <returns></returns>
            DataRow CreateRow(String Text, String Value, DataTable dt)
            {
                DataRow dr = dt.NewRow();
                dr[0] = Text;
                dr[1] = Value;
                return dr;
    
            }
            public bool CheckValidationResult(object sender, X509Certificate certificate, X509Chain chain, SslPolicyErrors errors)
            {
                //直接确认，否则打不开
                return true;
            }
            /// <summary>
            /// 
            /// </summary>
            /// <param name="url"></param>
            /// <returns></returns>
            public string getHttpData(string url)
            {
                try
                {
                    //1
                    WebClient myWebClient = new WebClient();
                    //WebClient.CachePolicy = new System.Net.Cache.RequestCachePolicy(System.Net.Cache.RequestCacheLevel.NoCacheNoStore);
                    Stream myStream = myWebClient.OpenRead(url);
                    WebHeaderCollection myHeader = myWebClient.ResponseHeaders;
                    string myCharset = myHeader.Get("Content-Type");
                    Match myMatch = Regex.Match(myCharset, "(?<=(charset=)).*$");
                    StreamReader myReader = new StreamReader(myStream, Encoding.GetEncoding(myMatch.ToString()));
                    return myReader.ReadToEnd();
    
    
    
                }
                catch (System.Net.Sockets.SocketException ex)
                {
                   return  ex.Message.ToString();
                }
    
            }
            /// <summary>
            /// 
            /// </summary>
            class MyClient : WebClient
            {
                private bool tf = false;
                public bool HeadOnly
                {
                    get { return tf; }
                    set { value = tf; }
                }
                protected override WebRequest GetWebRequest(Uri address)
                {
                    WebRequest req = base.GetWebRequest(address);
                    if (HeadOnly && req.Method == "GET")
                    {
                        req.Method = "HEAD";
                    }
                    return req;
                }
            }
     
    
    
    
    }
    }