C#天气预报WebService

自己需要用到天气的WebService的时候，写的一个WebService,提供参考吧.

 

/// <summary>
/// wsWeather 的摘要说明
/// </summary>
[WebService(Namespace = "http://lespos.org/")]
[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
public class wsWeather : System.Web.Services.WebService {

    SqlConnection conn = new SqlConnection();

    public wsWeather () {

        //如果使用设计的组件，请取消注释以下行 
        //InitializeComponent(); 
    }

    #region Method for getAllDayWeatherInfo //获取全天天气信息
    /// <summary>
    /// 获取全天天气信息
    /// </summary>
    /// <param name="CityCode">城市代码</param>
    /// <returns>Json数据</returns>
    [WebMethod]
    public string getAllDayWeatherInfo(string CityCode)
    {
        if (string.IsNullOrEmpty(CityCode))
        {
            CityCode = "101020100"; //默认编码上海
        }

        string strUrl = @"http://www.weather.com.cn/data/cityinfo/" + CityCode + ".html";

        string tempurl = @"http://www.weather.com.cn/data/list3/city.xml?level=1";
        string strResult = GetUrltoHtml(tempurl);
        return strResult;
    }
    #endregion

    #region Method for getRealTimeWeatherInfo //获取实时天气信息
    /// <summary>
    /// 获取实时天气信息
    /// </summary>
    /// <param name="CityCode">城市代码</param>
    /// <returns>Json数据</returns>
    [WebMethod]
    public string getRealTimeWeatherInfo(string CityCode)
    {
        if (string.IsNullOrEmpty(CityCode))
        {
            CityCode = "101020100"; //默认编码上海
        }

        string strUrl = @"http://www.weather.com.cn/data/sk/" + CityCode + ".html";

        string strResult = GetUrltoHtml(strUrl);
        return strResult;
    }
    #endregion

    #region Method for getSevenDaysWeatherInfo //获取7天内天气信息
    /// <summary>
    /// 获取7天内天气信息
    /// </summary>
    /// <param name="CityCode">城市代码</param>
    /// <returns>Json数据</returns>
    [WebMethod]
    public string getSevenDaysWeatherInfo(string CityCode)
    {
        if (string.IsNullOrEmpty(CityCode))
        {
            CityCode = "101020100"; //默认编码上海
        }

        string strUrl = @"http://m.weather.com.cn/data/" + CityCode + ".html";

        string strResult = GetUrltoHtml(strUrl);
        return strResult;
    }
    #endregion

    #region Method for GetUrltoHtml //获取Url请求的内容(Get方式)
    /// <summary>
    /// 获取Url请求的内容
    /// </summary>
    /// <param name="Url"></param>
    /// <returns></returns>
    public string GetUrltoHtml(string Url)
    {
        try 
        {
            System.Net.WebRequest wReq = System.Net.WebRequest.Create(Url);
            System.Net.WebResponse wResp = wReq.GetResponse();
            System.IO.Stream respStream = wResp.GetResponseStream();
            using (System.IO.StreamReader reader = new System.IO.StreamReader(respStream, Encoding.GetEncoding("utf-8")))
            {
                return reader.ReadToEnd();
            }
        }
        catch (System.Exception ex)
        {
        }
        return "";
    }
    #endregion

    #region Method for GetUrltoHtml //获取Url请求的内容(Post方式)
    /// <summary>
    /// 获取Url请求的内容
    /// </summary>
    /// <param name="Url"></param>
    /// <returns></returns>
    public static string OpenReadWithHttps(string URL)
    {
        try
        {
            Encoding encoding = Encoding.Default;
            HttpWebRequest request = (HttpWebRequest)WebRequest.Create(URL);
            request.Method = "post";
            request.Accept = "text/html, application/xhtml+xml, */*";
            request.ContentType = "application/x-www-form-urlencoded";
            HttpWebResponse response = (HttpWebResponse)request.GetResponse();
            using (StreamReader reader = new StreamReader(response.GetResponseStream(), System.Text.Encoding.GetEncoding("utf-8")))
            {
                return reader.ReadToEnd();
            }
        }
        catch (System.Exception ex)
        {
        }
        return "";
    }
    #endregion

    #region Method for TempAddWeather //添加天气地区信息
    /// <summary>
    /// 
    /// </summary>
    /// <returns></returns>
    [WebMethod]
    private string TempAddWeather()
    {
        LESDB.SQLDB clsdb = new LESDB.SQLDB();

        try
        {
            string tempurl = @"http://www.weather.com.cn/data/list3/city.xml?level=1";
            string strPrivance = GetUrltoHtml(tempurl);
            if (!strPrivance.Contains("html"))
            {
                string[] PrivanceList = strPrivance.Split(',');

                foreach (string tempPrivance in PrivanceList)
                {

                    string[] tempPrivanceInfo = tempPrivance.Split('|');
                    string PrivanceCode = tempPrivanceInfo[0].Trim(); //省份编码
                    string PrivanceName = tempPrivanceInfo[1].Trim(); //省份名称

                    string tempUrlC = @"http://www.weather.com.cn/data/list3/city" + PrivanceCode + ".xml?level=2";
                    string strCity = GetUrltoHtml(tempUrlC);
                    if (!strCity.Contains("html"))
                    {
                        string[] CityList = strCity.Split(',');

                        foreach (string tempCity in CityList)
                        {
                            string[] tempCityInfo = tempCity.Split('|');
                            string CityCode =tempCityInfo[0].Trim() ; //城市编码
                            string CityName = tempCityInfo[1].Trim(); //城市名称

                            string tempUrlA = @"http://www.weather.com.cn/data/list3/city" + CityCode + ".xml?level=3";
                            string strArea = GetUrltoHtml(tempUrlA);
                            CityCode = "101" + CityCode+ "01"; 
                            if (!strArea.Contains("html"))
                            {
                                string[] AreaList = strArea.Split(',');

                                foreach (string tempArea in AreaList)
                                {
                                    string[] tempAreaInfo = tempArea.Split('|');
                                    string AreaCode = "101" + tempAreaInfo[0].Trim(); //地区编码
                                    string AreaName = tempAreaInfo[1].Trim(); //地区名称

                                    //添加记录

                                    //根据门店获取对应城市的代码

                                    clsdb.OpenConn(ref conn);
                                    string sqlstr = "Insert into WeatherInfo values('{0}','{1}','{2}','{3}','{4}','{5}')";
                                    sqlstr = string.Format(sqlstr, PrivanceCode, PrivanceName, CityCode, CityName, AreaCode, AreaName);
                                    int retInt = clsdb.ExecuteSQl(ref conn, sqlstr);
                                    if (retInt == 0)
                                        return "Failed";

                                }
                            }
                        }
                    }
                }
            }
        }

        catch (Exception ex)
        {
            //LogInfo.AddLog("[" + this.GetType().Name + "]-[GetCityCode]-" + ex.Message);
            return ex.ToString();
        }
        finally
        {
            clsdb.CloseConn(ref conn);
        }
        return "OK";
    }
    #endregion

    #region Method for TempWeatherInfo //检查天气地区信息是否正常
    /// <summary>
    /// 检查天气地区信息是否正常
    /// </summary>
    /// <returns></returns>
    [WebMethod]
    public string TempWeatherInfo()
    {
        string Result = string.Empty;
        LESDB.SQLDB clsdb = new LESDB.SQLDB();
        clsdb.OpenConn(ref conn);
        string sqlstr = "select AreaCode,AreaName from dbo.WeatherInfo(nolock) where id>=500 and id<=1000";
        DataTable dt= clsdb.GetDataTable(ref conn, sqlstr);
        foreach (DataRow row in dt.Rows)
        {
            string AreaName = row["AreaName"].ToString();
            string AreaCode = row["AreaCode"].ToString();
            string tempUrlA = @"http://m.weather.com.cn/data/" + AreaCode + ".html";
            string strArea = GetUrltoHtml(tempUrlA);
            if (strArea.Contains("weatherinfo"))
            {
                Result += "[" + AreaName + ":" + AreaCode + "----OK]/n";
            }
            else
            {
                Result += "[" + AreaName + ":" + AreaCode + "----Failed]/n";
            }

        }
        return Result;
    }
    #endregion

}

 

最后两个方法 TempAddWeather 和 TempWeatherInfo 是把省份城市地区的编码保存到数据库中，和测试连接是否访问正常的方法。

需要的朋友可以根据自己的实际情况修改下.

这个是根据气象局提供的接口写的，时间匆忙，所以写了点，需要的朋友自己扩展吧.