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C#带Cookies发送请求

原作者: [db:作者] 来自: [db:来源] 收藏 邀请
        #region --来自黄聪
        void F1()
        {
            #region --创建cookies容器 添加Cookies和对应的URl(Hots主)
            CookieContainer cc = new CookieContainer(); //创建Cookie容器对象 (Cookies集合)
            cc.Add(new System.Uri("http://localhost:19720/"), new Cookie("Mxx", "UserName=admin&Pwd=123456")); // "Mxx为cookie名"
            #endregion
            //调用方法 来请求网址
            string str = SendDataByPost("http://localhost:19720/Home/A1", "name=zhangsan&Pwd=123", ref cc);

            MessageBox.Show(str);
        }
        #region --同步通过POST方式发送数据
        /// <summary>
        /// 通过POST方式发送数据
        /// </summary>
        /// <param name="Url">url</param>
        /// <param name="postDataStr">Post数据</param>
        /// <param name="cookie">Cookie容器</param>
        /// <returns></returns>
        public string SendDataByPost(string Url, string postDataStr, ref CookieContainer cookie)
        {
            HttpWebRequest request = (HttpWebRequest)WebRequest.Create(Url); //请求地址

            if (cookie.Count == 0)
            {
                request.CookieContainer = new CookieContainer(); //创建新的cookie容器对象
                cookie = request.CookieContainer;  //
            }
            else
            {
                request.CookieContainer = cookie; //设置请求的ecookes
            }

            request.Method = "POST"; //请求方式
            request.ContentType = "application/x-www-form-urlencoded"; //请求的内容类型
            request.ContentLength = postDataStr.Length; //请求内容长度

            Stream myRequestStream = request.GetRequestStream(); //获取用于写入请求数据的流对象  【联网建立连接】
            
            //写入流
            StreamWriter myStreamWriter = new StreamWriter(myRequestStream, Encoding.GetEncoding("gb2312")); //使用GB2312编码写文件
            myStreamWriter.Write(postDataStr); //将字符串写入流中
            myStreamWriter.Close();  //关闭流写入对象


            HttpWebResponse response = (HttpWebResponse)request.GetResponse();  //Response响应   //返回响应的资源

            //读取流
            Stream myResponseStream = response.GetResponseStream(); //获取流,该流用于读取来自服务器响应体
            StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.GetEncoding("utf-8")); //使用UTF-8编码读取文件
            string retString = myStreamReader.ReadToEnd(); //读取流中的所有字符
            myStreamReader.Close(); //关闭读取流对象

            myResponseStream.Close(); //关闭当前流并释放与之关联的所有资源

            return retString;
        }
        #endregion

        #region --同步通过GET方式发送数据
        /// <summary>
        /// 通过GET方式发送数据
        /// </summary>
        /// <param name="Url">url</param>
        /// <param name="postDataStr">GET数据</param>
        /// <param name="cookie">GET容器</param>
        /// <returns></returns>
        public string SendDataByGET(string Url, string postDataStr, ref CookieContainer cookie)
        {
            HttpWebRequest request = (HttpWebRequest)WebRequest.Create(Url + (postDataStr == "" ? "" : "?") + postDataStr);
            if (cookie.Count == 0)
            {
                request.CookieContainer = new CookieContainer();
                cookie = request.CookieContainer;
            }
            else
            {
                request.CookieContainer = cookie;
            }

            request.Method = "GET";
            request.ContentType = "text/html;charset=UTF-8";

            HttpWebResponse response = (HttpWebResponse)request.GetResponse(); //Response响应   //返回响应的资源

            Stream myResponseStream = response.GetResponseStream(); //获取服务器返回的流
            StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.GetEncoding("utf-8"));//使用utf-8编码读取文件
            string retString = myStreamReader.ReadToEnd();
            myStreamReader.Close();
            myResponseStream.Close();

            return retString;
        }
        #endregion

        private void Test()
        {
            string url = "http://i.baidu.com/";
            string cookie = "PSINO=6;";
 
            CookieContainer cc = new CookieContainer(); //创建cookie 容器对象
            cc.SetCookies(new System.Uri(url), cookie); //将cookies指定的url

            string content = SendDataByGET(url, "", ref cc);

            Console.WriteLine(content);
            Console.ReadLine();
        }
        #endregion

 //-----------------------------

        #region  --哈希表的使用
        public static Hashtable getCookieMap()
        {
            string sPath = "d:\\cookie.txt";
            Hashtable maps = new Hashtable();//创建哈希表对象
          
            FileStream fs = new FileStream(sPath, FileMode.Open); //文件流对象.
            StreamReader rf = new StreamReader(fs, System.Text.Encoding.GetEncoding("gb2312")); //读取cookie文本
            string hm = "";
            try
            {
                do
                {
                    hm = rf.ReadLine();

                } while (!rf.EndOfStream);//如果流当前流位置在结尾  结束循环

                Console.WriteLine(hm);  //输出 这个cookes文本中的字符串

                String[] s1 = hm.Split(';');  //cookies文本中的字符串以 ";"号 分割 返回字符串数组
                // Console.Write(s1.Length);
                for (int i = 0; i < s1.Length; i++)  //遍历这个字符串数组
                {
                    int pos = s1[i].IndexOf('='); //查找到 字符 '=' 的位置
                    String value = s1[i].Substring(pos + 1);//从=号位置+1 开始截取到最后
                    String name = s1[i].Substring(0, pos); //从0开始截取到 = 号位置
                    name = name.Trim(); //移除字符串左右空白字符
                    //Console.WriteLine(name + ":" +value);
                    maps.Add(name, value);  //哈希表中添加数据
                }
            }
            catch (Exception e)
            {
                Console.WriteLine("读取文件错误:" + e.Message);
                return null;
            }
            fs.Close(); //文件流关闭
            rf.Close(); //流读取器
            return maps; //返回这个哈希表对象 
        }

        //C#中遍历Hashtable的4种方法
        static void testA()
        {
            Hashtable ht = new Hashtable();
            ht.Add("1", "1111");
            ht.Add("2", "2222");
            ht.Add("3", "3333");
            ht.Add("4", "4444");

            //遍历方法一:遍历哈希表中的键
            foreach (string key in ht.Keys)
            {
                //Console.WriteLine(string.Format("{0}-{1}"), key, ht[key]);
                Console.WriteLine(string.Format("{0}-{1}", key, ht[key]));
            }
            Console.WriteLine("**********************************************************");
            //遍历方法二:遍历哈希表中的值
            foreach (string value in ht.Values)
            {
                Console.WriteLine(value);
            }
            Console.WriteLine("**********************************************************");
            //遍历方法三:遍历哈希表中的键值
            foreach (DictionaryEntry de in ht)
            {
                Console.WriteLine(string.Format("{0}-{1}", de.Key, de.Value));
            }
            Console.WriteLine("**********************************************************");
            //遍历方法四:遍历哈希表中的键值
            IDictionaryEnumerator myEnumerator = ht.GetEnumerator();
            bool flag = myEnumerator.MoveNext();
            while (flag)
            {
                Console.WriteLine(myEnumerator.Key + "-" + myEnumerator.Value);
                //  Console.WriteLine(ht[myEnumerator.Key]);//ht[myEnumerator.Key]== myEnumerator.Value=true;
                flag = myEnumerator.MoveNext();
            }
            Console.Read();
        }
        #endregion

        //test(i + ":" + postStr.Substring(i * maxByte, maxByte), maps) //截取1024个字符
        public static bool test(string str, Hashtable maps)
        {
            bool ok = false;

            string content = "{\"threadId\": \"39369\", \"groupId\": \"101419\", \"groupType\": \"3\", \"title\": \"code\", \"content\": \"" + str + "\"}";
            //Console.WriteLine(content);

            string url = "http://home.cnblogs.com/WebService/GroupService.asmx/AddThreadComment"; //请求地址
            string host = "http://home.cnblogs.com"; //主域名

            try
            {
                byte[] bs = Encoding.ASCII.GetBytes(content); //获取内容转换为字节数组形式
                HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create(url); 
                req.Method = "POST";
                req.ContentType = "application/json;charset=utf-8";
                req.ContentLength = bs.Length;
                //cookies 容器
                CookieContainer cc = new CookieContainer();
                cc.Add(new Uri(host), new Cookie("cnzz_a1708446", maps["cnzz_a1708446"].ToString()));
                cc.Add(new Uri(host), new Cookie("ASP.NET_SessionId", maps["ASP.NET_SessionId"].ToString()));
                cc.Add(new Uri(host), new Cookie(".DottextCookie", maps[".DottextCookie"].ToString()));

                req.CookieContainer = cc; //设置这个连接cookie

                using (Stream reqStream = req.GetRequestStream()) //建立数据连接
                {
                    reqStream.Write(bs, 0, bs.Length);//向流中写入字节 序列

                }
                StringBuilder sb = new StringBuilder("");

                using (WebResponse wr = req.GetResponse()) //获得返回资源响应
                {
                    System.IO.Stream respStream = wr.GetResponseStream(); //返回的数据流
                    System.IO.StreamReader reader = new System.IO.StreamReader(respStream, System.Text.Encoding.GetEncoding("gb2312")); //读取返回的数据流
                    // int h = 0;
                    string t = "";
                    do
                    {
                        t = reader.ReadLine();
                        //这个地方自己搞定吧,简单地写了一下成功与否

                        ok = true;
                    } while (!reader.EndOfStream); //如果流当前流位置在结尾  结束循环
                }
                return ok;
            }
            catch (Exception ex)
            {
                Console.WriteLine("异常在getPostRespone:" + ex.Source + ":" + ex.Message);
                return ok;
            }
        }


        static void Main(string[] args)
        {

            int maxByte = 1024;
            bool isDebug = false;

            if (args.Length >= 2) //测试 这段代码不会执行
            {
                maxByte = Int32.Parse(args[0]);
                if (args[1] == "debug") //判断调试模式
                    isDebug = true;
            }  

            Hashtable maps = getCookieMap(); //读取cookies文件返回哈希表

            try
            {
                string sPath = "d:\\data.txt";
                FileStream fs = new FileStream(sPath, FileMode.Open);
                StreamReader rf = new StreamReader(fs, System.Text.Encoding.GetEncoding("gb2312"));
                string postStr = "";
                string temp;
                try
                {
                    int i = 0;
                    do
                    {
                        temp = rf.ReadLine();
                        postStr += temp;

                    }
                    while (!rf.EndOfStream);  //读取发送post请求的数据
                    int len = postStr.Length;  //字符串长度

                    for (i = 0; i < len / maxByte + 1; i++)    //长度/1025
                    {
                        if (i * maxByte + maxByte >= len)
                        {
                            //Console.WriteLine(postStr.Substring(i * maxByte, len - i * maxByte));
                            if (test(i + ":" + postStr.Substring(i * maxByte, len - i * maxByte), maps))

                                Console.WriteLine("post ok:" + i);

                            if (isDebug) Console.ReadLine(); //这句话不执行
                        }
                        else
                        {
                            //Console.WriteLine(postStr.Substring(i * maxByte, maxByte)); 
                            if (test(i + ":" + postStr.Substring(i * maxByte, maxByte), maps))
                            {
                                Console.WriteLine("post ok:" + i);

                                if (isDebug) Console.ReadLine(); //这句话不执行
                            }

                        }
                    }

                }
                catch (Exception e)
                {
                    Console.WriteLine("读取文件错误:" + e.Message);
                    return;
                }



            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message + "----" + ex.Source);
            }

            Console.WriteLine("over!");
            Console.ReadLine();
        }

 


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