基于C#的电视台节目表接口调用代码

概述接口地址：http://www.juhe.cn/docs/api/id/129usingSystem;usingSystem.Collections.Generic;usingSystem.Linq;

接口地址：http://www.juhe.cn/docs/api/id/129

using System;using System.Collections.Generic;using System.linq;using System.Text;using System.Net;using System.IO;using Xfrog.Net;using System.Diagnostics;using System.Web; //----------------------------------// 电视节目时间表调用示例代码 － 聚合数据// 在线接口文档：http://www.juhe.cn/docs/129// 代码中JsonObject类下载地址:http://download.csdn.net/download/gcm3206021155665/7458439//---------------------------------- namespace ConsoleAPI{  class Program  {    static voID Main(string[] args)    {      string appkey = "*******************"; //配置您申请的appkey              //1.电视台分类      string url1 = "http://jAPI.juhe.cn/tv/getcategory";       var parameters1 = new Dictionary<string,string>();       parameters1.Add("key",appkey);//你申请的key       string result1 = sendPost(url1,parameters1,"get");       JsonObject newObj1 = new JsonObject(result1);      String errorCode1 = newObj1["error_code"].Value;       if (errorCode1 == "0")      {        DeBUG.Writeline("成功");        DeBUG.Writeline(newObj1);      }      else      {        //DeBUG.Writeline("失败");        DeBUG.Writeline(newObj1["error_code"].Value+":"+newObj1["reason"].Value);      }        //2.电视频道列表      string url2 = "http://jAPI.juhe.cn/tv/getChannel";       var parameters2 = new Dictionary<string,string>();       parameters2.Add("key",appkey);//你申请的key      parameters2.Add("pID",""); //电视分类ID       string result2 = sendPost(url2,parameters2,"get");       JsonObject newObj2 = new JsonObject(result2);      String errorCode2 = newObj2["error_code"].Value;       if (errorCode2 == "0")      {        DeBUG.Writeline("成功");        DeBUG.Writeline(newObj2);      }      else      {        //DeBUG.Writeline("失败");        DeBUG.Writeline(newObj2["error_code"].Value+":"+newObj2["reason"].Value);      }        //3.电视台节目单列表      string url3 = "http://jAPI.juhe.cn/tv/getProgram";       var parameters3 = new Dictionary<string,string>();       parameters3.Add("key",appkey);//你申请的key      parameters3.Add("code",""); //频道代码      parameters3.Add("date",""); //日期(格式yyyy-MM-dd,默认为当天日期)       string result3 = sendPost(url3,parameters3,"get");       JsonObject newObj3 = new JsonObject(result3);      String errorCode3 = newObj3["error_code"].Value;       if (errorCode3 == "0")      {        DeBUG.Writeline("成功");        DeBUG.Writeline(newObj3);      }      else      {        //DeBUG.Writeline("失败");        DeBUG.Writeline(newObj3["error_code"].Value+":"+newObj3["reason"].Value);      }      }     /// <summary>    /// http (GET/POST)    /// </summary>    /// <param name="url">请求URL</param>    /// <param name="parameters">请求参数</param>    /// <param name="method">请求方法</param>    /// <returns>响应内容</returns>    static string sendPost(string url,IDictionary<string,string> parameters,string method)    {      if (method.Tolower() == "post")      {        httpWebRequest req = null;        httpWebResponse rsp = null;        System.IO.Stream reqStream = null;        try        {          req = (httpWebRequest)WebRequest.Create(url);          req.Method = method;          req.KeepAlive = false;          req.ProtocolVersion = httpVersion.Version10;          req.Timeout = 5000;          req.ContentType = "application/x-www-form-urlencoded;charset=utf-8";          byte[] postData = EnCoding.UTF8.GetBytes(Buildquery(parameters,"utf8"));          reqStream = req.GetRequestStream();          reqStream.Write(postData,postData.Length);          rsp = (httpWebResponse)req.GetResponse();          EnCoding enCoding = EnCoding.GetEnCoding(rsp.CharacterSet);          return GetResponseAsstring(rsp,enCoding);        }        catch (Exception ex)        {          return ex.Message;        }        finally        {          if (reqStream != null) reqStream.Close();          if (rsp != null) rsp.Close();        }      }      else      {        //创建请求        httpWebRequest request = (httpWebRequest)WebRequest.Create(url + "?" + Buildquery(parameters,"utf8"));         //GET请求        request.Method = "GET";        request.ReaDWriteTimeout = 5000;        request.ContentType = "text/HTML;charset=UTF-8";        httpWebResponse response = (httpWebResponse)request.GetResponse();        Stream myResponseStream = response.GetResponseStream();        StreamReader myStreamReader = new StreamReader(myResponseStream,EnCoding.GetEnCoding("utf-8"));         //返回内容        string retString = myStreamReader.ReadToEnd();        return retString;      }    }     /// <summary>    /// 组装普通文本请求参数。    /// </summary>    /// <param name="parameters">Key-Value形式请求参数字典</param>    /// <returns>URL编码后的请求数据</returns>    static string Buildquery(IDictionary<string,string encode)    {      StringBuilder postData = new StringBuilder();      bool hasParam = false;      IEnumerator<keyvaluePair<string,string>> dem = parameters.GetEnumerator();      while (dem.MoveNext())      {        string name = dem.Current.Key;        string value = dem.Current.Value;        // 忽略参数名或参数值为空的参数        if (!string.IsNullOrEmpty(name))//&& !string.IsNullOrEmpty(value)        {          if (hasParam)          {            postData.Append("&");          }          postData.Append(name);          postData.Append("=");          if (encode == "gb2312")          {            postData.Append(httpUtility.UrlEncode(value,EnCoding.GetEnCoding("gb2312")));          }          else if (encode == "utf8")          {            postData.Append(httpUtility.UrlEncode(value,EnCoding.UTF8));          }          else          {            postData.Append(value);          }          hasParam = true;        }      }      return postData.ToString();    }     /// <summary>    /// 把响应流转换为文本。    /// </summary>    /// <param name="rsp">响应流对象</param>    /// <param name="enCoding">编码方式</param>    /// <returns>响应文本</returns>    static string GetResponseAsstring(httpWebResponse rsp,EnCoding enCoding)    {      System.IO.Stream stream = null;      StreamReader reader = null;      try      {        // 以字符流的方式读取http响应        stream = rsp.GetResponseStream();        reader = new StreamReader(stream,enCoding);        return reader.ReadToEnd();      }      finally      {        // 释放资源        if (reader != null) reader.Close();        if (stream != null) stream.Close();        if (rsp != null) rsp.Close();      }    }  }}

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