Http请求参考类
Example #1
0
 /// <summary>
 /// 根据相传入的数据,得到相应页面数据
 /// </summary>
 /// <param name="item">参数类对象</param>
 /// <returns>返回HttpResult类型</returns>
 public HttpResult GetHtml(HttpItem item)
 {
     //返回参数
     HttpResult result = new HttpResult();
     try
     {
         //准备参数
         SetRequest(item);
     }
     catch (Exception ex)
     {
         result.Cookie = string.Empty;
         result.Header = null;
         result.Html = ex.Message;
         result.StatusDescription = "配置参数时出错:" + ex.Message;
         //配置参数时出错
         return result;
     }
     try
     {
         //请求数据
         using (response = (HttpWebResponse)request.GetResponse())
         {
             GetData(item, result);
         }
     }
     catch (WebException ex)
     {
         if (ex.Response != null)
         {
             using (response = (HttpWebResponse)ex.Response)
             {
                 GetData(item, result);
             }
         }
         else
         {
             result.Html = ex.Message;
         }
     }
     catch (Exception ex)
     {
         result.Html = ex.Message;
     }
     if (item.IsToLower) result.Html = result.Html.ToLower();
     return result;
 }
Example #2
0
 /// <summary>
 /// 设置代理
 /// </summary>
 /// <param name="item">参数对象</param>
 private void SetProxy(HttpItem item)
 {
     bool isIeProxy = false;
     if (!string.IsNullOrEmpty(item.ProxyIp))
     {
         isIeProxy = item.ProxyIp.ToLower().Contains("ieproxy");
     }
     if (!string.IsNullOrEmpty(item.ProxyIp) && !isIeProxy)
     {
         //设置代理服务器
         if (item.ProxyIp.Contains(":"))
         {
             string[] plist = item.ProxyIp.Split(':');
             WebProxy myProxy = new WebProxy(plist[0].Trim(), Convert.ToInt32(plist[1].Trim()));
             //建议连接
             myProxy.Credentials = new NetworkCredential(item.ProxyUserName, item.ProxyPwd);
             //给当前请求对象
             request.Proxy = myProxy;
         }
         else
         {
             WebProxy myProxy = new WebProxy(item.ProxyIp, false);
             //建议连接
             myProxy.Credentials = new NetworkCredential(item.ProxyUserName, item.ProxyPwd);
             //给当前请求对象
             request.Proxy = myProxy;
         }
     }
     else if (isIeProxy)
     {
         //设置为IE代理
     }
     else
     {
         request.Proxy = item.WebProxy;
     }
 }
Example #3
0
 /// <summary>
 /// 设置Cookie
 /// </summary>
 /// <param name="item">Http参数</param>
 private void SetCookie(HttpItem item)
 {
     if (!string.IsNullOrEmpty(item.Cookie)) request.Headers[HttpRequestHeader.Cookie] = item.Cookie;
     //设置CookieCollection
     if (item.ResultCookieType == ResultCookieType.CookieCollection)
     {
         request.CookieContainer = new CookieContainer();
         if (item.CookieCollection != null && item.CookieCollection.Count > 0)
             request.CookieContainer.Add(item.CookieCollection);
     }
 }
Example #4
0
 /// <summary>
 /// 设置Post数据
 /// </summary>
 /// <param name="item">Http参数</param>
 private void SetPostData(HttpItem item)
 {
     //验证在得到结果时是否有传入数据
     if (!request.Method.Trim().ToLower().Contains("get"))
     {
         if (item.PostEncoding != null)
         {
             postencoding = item.PostEncoding;
         }
         byte[] buffer = null;
         //写入Byte类型
         if (item.PostDataType == PostDataType.Byte && item.PostdataByte != null && item.PostdataByte.Length > 0)
         {
             //验证在得到结果时是否有传入数据
             buffer = item.PostdataByte;
         }//写入文件
         else if (item.PostDataType == PostDataType.FilePath && !string.IsNullOrEmpty(item.Postdata))
         {
             StreamReader r = new StreamReader(item.Postdata, postencoding);
             buffer = postencoding.GetBytes(r.ReadToEnd());
             r.Close();
         } //写入字符串
         else if (!string.IsNullOrEmpty(item.Postdata))
         {
             buffer = postencoding.GetBytes(item.Postdata);
         }
         if (buffer != null)
         {
             request.ContentLength = buffer.Length;
             request.GetRequestStream().Write(buffer, 0, buffer.Length);
         }
     }
 }
Example #5
0
 /// <summary>
 /// 设置证书
 /// </summary>
 /// <param name="item"></param>
 private void SetCer(HttpItem item)
 {
     if (!string.IsNullOrEmpty(item.CerPath))
     {
         //这一句一定要写在创建连接的前面。使用回调的方法进行证书验证。
         ServicePointManager.ServerCertificateValidationCallback = new System.Net.Security.RemoteCertificateValidationCallback(CheckValidationResult);
         //初始化对像,并设置请求的URL地址
         request = (HttpWebRequest)WebRequest.Create(item.URL);
         SetCerList(item);
         //将证书添加到请求里
         request.ClientCertificates.Add(new X509Certificate(item.CerPath));
     }
     else
     {
         //初始化对像,并设置请求的URL地址
         request = (HttpWebRequest)WebRequest.Create(item.URL);
         SetCerList(item);
     }
 }
Example #6
0
 /// <summary>
 /// 设置多个证书
 /// </summary>
 /// <param name="item"></param>
 private void SetCerList(HttpItem item)
 {
     if (item.ClentCertificates != null && item.ClentCertificates.Count > 0)
     {
         foreach (X509Certificate c in item.ClentCertificates)
         {
             request.ClientCertificates.Add(c);
         }
     }
 }
Example #7
0
 /// <summary>
 /// 设置编码
 /// </summary>
 /// <param name="item">HttpItem</param>
 /// <param name="result">HttpResult</param>
 /// <param name="ResponseByte">byte[]</param>
 private void SetEncoding(HttpItem item, HttpResult result, byte[] ResponseByte)
 {
     //是否返回Byte类型数据
     if (item.ResultType == ResultType.Byte) result.ResultByte = ResponseByte;
     //从这里开始我们要无视编码了
     if (encoding == null)
     {
         Match meta = Regex.Match(Encoding.Default.GetString(ResponseByte), "<meta[^<]*charset=([^<]*)[\"']", RegexOptions.IgnoreCase);
         string c = string.Empty;
         if (meta != null && meta.Groups.Count > 0)
         {
             c = meta.Groups[1].Value.ToLower().Trim();
         }
         if (c.Length > 2)
         {
             try
             {
                 encoding = Encoding.GetEncoding(c.Replace("\"", string.Empty).Replace("'", "").Replace(";", "").Replace("iso-8859-1", "gbk").Trim());
             }
             catch
             {
                 if (string.IsNullOrEmpty(response.CharacterSet))
                 {
                     encoding = Encoding.UTF8;
                 }
                 else
                 {
                     encoding = Encoding.GetEncoding(response.CharacterSet);
                 }
             }
         }
         else
         {
             if (string.IsNullOrEmpty(response.CharacterSet))
             {
                 encoding = Encoding.UTF8;
             }
             else
             {
                 encoding = Encoding.GetEncoding(response.CharacterSet);
             }
         }
     }
 }
Example #8
0
 /// <summary>
 /// 为请求准备参数
 /// </summary>
 ///<param name="item">参数列表</param>
 private void SetRequest(HttpItem item)
 {
     // 验证证书
     SetCer(item);
     //设置Header参数
     if (item.Header != null && item.Header.Count > 0) foreach (string key in item.Header.AllKeys)
         {
             request.Headers.Add(key, item.Header[key]);
         }
     // 设置代理
     SetProxy(item);
     if (item.ProtocolVersion != null) request.ProtocolVersion = item.ProtocolVersion;
     request.ServicePoint.Expect100Continue = item.Expect100Continue;
     //请求方式Get或者Post
     request.Method = item.Method;
     request.Timeout = item.Timeout;
     request.KeepAlive = item.KeepAlive;
     request.ReadWriteTimeout = item.ReadWriteTimeout;
     if (item.IfModifiedSince != null) request.IfModifiedSince = Convert.ToDateTime(item.IfModifiedSince);
     //Accept
     request.Accept = item.Accept;
     //ContentType返回类型
     request.ContentType = item.ContentType;
     //UserAgent客户端的访问类型,包括浏览器版本和操作系统信息
     request.UserAgent = item.UserAgent;
     // 编码
     encoding = item.Encoding;
     //设置安全凭证
     request.Credentials = item.ICredentials;
     //设置Cookie
     SetCookie(item);
     //来源地址
     request.Referer = item.Referer;
     //是否执行跳转功能
     request.AllowAutoRedirect = item.Allowautoredirect;
     if (item.MaximumAutomaticRedirections > 0)
     {
         request.MaximumAutomaticRedirections = item.MaximumAutomaticRedirections;
     }
     //设置Post数据
     SetPostData(item);
     //设置最大连接
     if (item.Connectionlimit > 0) request.ServicePoint.ConnectionLimit = item.Connectionlimit;
 }
Example #9
0
        /// <summary>
        /// 获取数据的并解析的方法
        /// </summary>
        /// <param name="item"></param>
        /// <param name="result"></param>
        private void GetData(HttpItem item, HttpResult result)
        {
            #region base
            //获取StatusCode
            result.StatusCode = response.StatusCode;
            //获取StatusDescription
            result.StatusDescription = response.StatusDescription;
            //获取Headers
            result.Header = response.Headers;
            //获取CookieCollection
            if (response.Cookies != null) result.CookieCollection = response.Cookies;
            //获取set-cookie
            if (response.Headers["set-cookie"] != null) result.Cookie = response.Headers["set-cookie"];
            #endregion

            #region byte
            //处理网页Byte
            byte[] ResponseByte = GetByte();
            #endregion

            #region Html
            if (ResponseByte != null & ResponseByte.Length > 0)
            {
                //设置编码
                SetEncoding(item, result, ResponseByte);
                //得到返回的HTML
                result.Html = encoding.GetString(ResponseByte);
            }
            else
            {
                //没有返回任何Html代码
                result.Html = string.Empty;
            }
            #endregion
        }
Example #10
0
        /**********************************************************************************************************
            //京东模拟登录步骤
            //第一步:获取登录页面基础输入值;
            //第二步:判断是否需要验证码,如需要则取验证码图片到本地并由用户输入;
            //第三步:拼装所有提交信息;
            //第四步:提交数据到指定服务;
            //第五步:获取返回信息,通过正则表达式来取需要的数据。
            //https://passport.jd.com/new/login.aspx
            //post https://passport.jd.com/uc/loginService?uuid=b9155d01-fbe3-4a61-b15f-0fd99ea101a8&&r=0.8045588354580104&version=2015 
            //如uuid、r、version
            //uuid ; r 随机数种子 会过期,过期后提示“authcode为空”;version 京东登录脚本的版本号
            //验证码图片获取地址
            //https://authcode.jd.com/verify/image?a=1&amp;acid=dd73def5-a635-4692-af7d-464491d99579&amp;uid=dd73def5-a635-4692-af7d-464491d99579
            //<div id="o-authcode" class="item item-vcode item-fore4  hide ">
            //https://passport.jd.com/uc/showAuthCode?r=0.7007493122946471&version=2015
        **********************************************************************************************************/

        /// <summary>
        /// 登录京东商城
        /// </summary>
        private bool Login(string authcode)
        {
            HttpItem item = new HttpItem();
            SFHttpHelper helper = new SFHttpHelper();
            HttpResult result = new HttpResult();

            //如果需要验证码就需要jda,jdb,jdc,jdv这些,如果没有出验证码,可以直接post登录成功的
            //string cookies = "__jda=95931165.290243407.1371634814.1371634814.1371634814.1; __jdb=95931165.1.290243407|1.1371634814; __jdc=95931165; __jdv=95931165|direct|-|none|-;" + _jdLoginer.cookies;
            string cookies = "__jdu=1394616361; __jda=122270672.1394616361.1461636833.1461636833.1461636833.1; "
                +"unpl=V2_ZzNtbRBWQxYiDhMAckpaBGJRE1tLB0oSIV8UB3tNWAZjChpeclRCFXIUR1FnGlsUZwIZXUZcQBRFCHZXchBYAGEHG1hyV0YdPHhGVXoYXQRmABRdcmdAFEUAdlR5EVkCZwQQWkJncxJFOJLoxM7du7KOg4nZ9HMXdABEXH0RXANXAiJcch"
                +"wtFDgIRFx%2bHlwCZQQSbUM%3d; mt_subsite=||1111%2C1461636920; __jdb=122270672.5.1394616361|1.1461636833; __jdc=122270672; __jdv=122270672|click.union.timesdata.net"
                +"|t_288547584_149xA1000000271|tuiguang|c012f7de8b704c078a86efcb1e525892; _tp=gvgIRVyymbK6lFmmkN3g4qGeJnHoph%2BdcBXbCOaBySY%3D; unick=%E4%B8%96%E7%BA%AA%E9%AB%98%E6%A1%A5;"
                +" _pst=jd_7bb8087728c44; TrackID=1F5uT6zOHbmBW01TKlUyQ7GbEINQ09CbCTnXNkT2aqA8pwDg2ZR_B_Z5jWfneDJfNRQPoMXHH9sGbM7iJlmjiDX9BnAqcsEDlmDkvSQOQIH0; pinId=jc-OZwkDIvyjW1nEe9zdD7V9-x-f3wj7;"
                +" _jrda=1; _jrdb=1461637460015; 3AB9D23F7A4B3C9B=78d97a3d1e9e4ae2832d21dbe81d6fd7394012304; alc=/Y1Y1CquLQZPWbDaIhh/8w==; _ntvsWYk=rsy+/seWbN6G+IYtHAWOUz3B8xVwiF4oDNcJUecODec=;"
                +" mp=13908052076; _ntEhbrP=KPnWKr0GkGLYESVBeRIc7ucPudXAa+ADs6Z9GI6c5ug=; _ntevPgB=BAeWuzhoS+8o0U6OEKkSQH0hOa/4bp32f3dvImaQbzU=; _ntRblQD=vEujL7I++TMt+jeraYPTW/s56Fm8gBpoC9gN2FYO0XA="
                + _jdLoginer.cookies;
            cookies = cookies.Replace("HttpOnly,", null);
            _jdLoginer.cookies = cookies;

            //https://passport.jd.com/uc/loginService?uuid=c4ee6786-a737-43f2-9110-0aea68500665&ReturnUrl=http%3A%2F%2Fwww.jd.com%2F&r=0.12566684937051964&version=2015
            //https://passport.jd.com/uc/loginService?uuid=c8422a2d-e011-4783-8bca-38625607a086&ltype=logout&r=0.04991701628602441&version=2015
            item.URL = string.Format("https://passport.jd.com/uc/loginService?uuid={0}&ltype=logout&r={1}&version=2015", _jdLoginer.uuid, _jdLoginer.r);
            item.Method = "post";
            item.Allowautoredirect = true;
            item.ContentType = "application/x-www-form-urlencoded; charset=UTF-8";
            item.Postdata = string.Format("uuid={0}&machineNet=&machineCpu=&machineDisk=&eid={1}&fp={2}&_t={3}&{4}={5}"
                + "&loginname={6}&nloginpwd={7}&loginpwd={7}&chkRememberMe=on&authcode={8}",
                _jdLoginer.uuid, _jdLoginer.eid, _jdLoginer.fp, _jdLoginer._t, _jdLoginer.tname, _jdLoginer.tvalue,
                _jdLoginer.loginname, _jdLoginer.loginpwd, authcode);
            item.Header.Add("x-requested-with", "XMLHttpRequest");
            item.Header.Add("Accept-Encoding", "gzip, deflate");
            //item.Referer = "http://passport.jd.com/new/login.aspx?ReturnUrl=http%3a%2f%2fjd2008.jd.com%2fJdHome%2fOrderList.aspx";
            item.Accept = "*/*";
            item.Encoding = Encoding.UTF8;
            item.Cookie = cookies;
            result = helper.GetHtml(item);
            _jdLoginer.cookies = result.Cookie;

            if (!result.Html.Contains("success"))
            {
                string rtnMsg = result.Html.Remove(0, 1).TrimEnd(')');
                LoginMsg jdMsg = JsonConvert.DeserializeObject<LoginMsg>(rtnMsg);
                //用户名错误({"username":"******"})
                if (result.Html.ToLower().Contains("username"))
                {
                    ShowGetMessage("失败:用户名错误!" + jdMsg.value);
                    ImportThreads.LastMsg = "失败:用户名错误!" + jdMsg.value;
                }
                else if (result.Html.ToLower().Contains("pwd"))
                {
                    ShowGetMessage("失败:密码验证不通过!" + jdMsg.value);
                    //密码错误 ({"pwd":"\u8d26\u6237\u540d\u4e0e\u5bc6\u7801\u4e0d\u5339\u914d\uff0c\u8bf7\u91cd\u65b0\u8f93\u5165"})
                    ImportThreads.LastMsg = "失败:密码验证不通过!" + jdMsg.value;
                }
                else if (result.Html.ToLower().Contains("emptyauthcode"))
                {
                    ShowGetMessage("失败:请输入登录验证码!" + jdMsg.value);
                    //验证码错误 ({"emptyAuthcode":"\u8bf7\u8f93\u5165\u9a8c\u8bc1\u7801"})
                    //({"_t":"_ntcKIiJ","emptyAuthcode":"\u9a8c\u8bc1\u7801\u4e0d\u6b63\u786e\u6216\u9a8c\u8bc1\u7801\u5df2\u8fc7\u671f"})
                    ImportThreads.LastMsg = "失败:请输入登录验证码!" + jdMsg.value;
                }
                else
                {
                    ImportThreads.LastMsg = jdMsg.value;
                }
                ImportThreads.WareEnd = true;
                return false;
            }
            ShowGetMessage("登录成功!");
            ImportThreads.LastMsg = "登录成功!";
            return true;
            
        }
Example #11
0
        /// <summary>
        /// 退出京东
        /// </summary>
        private void Logout()
        {
            //退出登录   https://passport.jd.com/uc/login?ltype=logout
            HttpItem item = new HttpItem();
            SFHttpHelper helper = new SFHttpHelper();
            HttpResult result = new HttpResult();
            item.URL = "https://passport.jd.com/uc/login?ltype=logout";
            item.Cookie = _jdLoginer.cookies;
            result = helper.GetHtml(item);
            if (result != null)
            {

            }
            _jdLoginer = null;
            ShowGetMessage("退出京东登录");
        }
Example #12
0
 /// <summary>
 /// 是否要验证码
 /// </summary>
 private bool CheckAuthcode()
 {
     //判断是否需要验证 返回Json({"verifycode":false})
     //https://passport.jd.com/uc/showAuthCode?r=0.7007493122946471&version=2015
     //https://authcode.jd.com/verify/image?a=1&acid=1c55bd67-241f-4b29-a56b-5c5bc6c717f7&uid=1c55bd67-241f-4b29-a56b-5c5bc6c717f7&yys=1454509280755
     HttpItem item = new HttpItem();
     SFHttpHelper helper = new SFHttpHelper();
     HttpResult result = new HttpResult();
     string r = new Random().NextDouble().ToString();
     item.URL = string.Format("https://passport.jd.com/uc/showAuthCode?r={0}&version=2015", r);
     item.ContentType = "application/x-www-form-urlencoded; charset=utf-8";
     item.Postdata = string.Format("loginName={0}",_jdLoginer.loginname);
     item.PostDataType = PostDataType.String;
     item.UserAgent = "Mozilla/5.0 (Windows NT 6.1; WOW64; rv:45.0) Gecko/20100101 Firefox/45.0";
     item.Cookie = _jdLoginer.cookies;
     result = helper.GetHtml(item);
     if (result.Html.ToLower().Contains("false"))
     {
         _isAuthcode = false;
         return false;
     }
     else
     {
         _isAuthcode = true;
         return true;
     }
 }
Example #13
0
 /// <summary>
 /// 获取京东页面数据
 /// </summary>
 /// <param name="website"></param>
 /// <returns></returns>
 private string GetJDWebHtml(string website)
 {
     try
     {
         if (string.IsNullOrEmpty(website))
         {
             return null;
         }
         HttpItem item = new HttpItem();
         SFHttpHelper helper = new SFHttpHelper();
         HttpResult result = new HttpResult();
         item.URL = website;
         item.Encoding = Encoding.UTF8;
         item.Header.Add("Accept-Encoding", "gzip, deflate");
         item.ContentType = "text/html";
         item.UserAgent = "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)";
         item.Cookie = _jdLoginer.cookies;
         result = helper.GetHtml(item);
         if (result.Cookie != null)
         {
             _jdLoginer.cookies = result.Cookie;
         }
         
         return result.Html;
     }
     catch (Exception ex)
     {
         ImportThreads.LastMsg = "失败:未获取到网页数据";
         Debug.WriteLine(ex.Message);
         return null;
     }
 }