HttpHelper
model
#region << 版 本 注 释 >> /**************************************************** * 文 件 名： * Copyright(c) www.ITdos.com * CLR 版本: 4.0.30319.17929 * 创 建 人：ITdos * 电子邮箱：admin@itdos.com * 创建日期：2014/10/1 11:00:49 * 文件描述： ****************************************************** * 修 改 人： * 修改日期： * 备注描述： *******************************************************/ #endregion using System.Net; using System.Text; using System.Web; using GT.Common.Common; namespace GT.Common.Model { /// <summary> /// /// </summary> public class HttpParam { /// <summary> /// GET/POST /// </summary> public string Method { get; set; } /// <summary> /// /// </summary> public string Url { get; set; } /// <summary> /// 参数类型。可选：Json、Form。默认Json。传入Form则会将new { Key1 = Value1, Key2 = Value2}转换成"key1=value1＆key2=value2"形式。 /// </summary> public EnumHelper.HttpParamType ParamType { get; set; } /// <summary> /// Post参数。 /// <para>可以传入Json对像：new { Key1 = Value1, Key2 = Value2}</para> /// <para>可以传入Json字符串：{"Key1":"Value1","Key2":"Value2"}</para> /// <para>可以传入key/value字符串："key1=value1＆key2=value2"</para> /// <para>可以传入xml字符串等等</para> /// </summary> public object PostParam { get; set; } /// <summary> /// Get参数 /// <para>可以传入Json对像：new { Key1 = Value1, Key2 = Value2}</para> /// <para>可以传入Json字符串：{"Key1":"Value1","Key2":"Value2"}</para> /// </summary> public object GetParam { get; set; } private int _timeOut = 5; /// <summary> /// 请求超时时间。单位：秒。默认值5秒。 /// </summary> public int TimeOut { get { return _timeOut; } set { _timeOut = value; } } private Encoding _encoding = Encoding.UTF8; /// <summary> /// /// </summary> public Encoding Encoding { get { return _encoding; } set { _encoding = value; } } /// <summary> /// /// </summary> public CookieContainer CookieContainer { get; set; } /// <summary> /// /// </summary> public string Referer { get; set; } /// <summary> /// /// </summary> public string CertPath { get; set; } /// <summary> /// /// </summary> public string CertPwd { get; set; } private string _contentType = "application/json"; /// <summary> /// /// </summary> public string ContentType { get { return _contentType; } set { _contentType = value; } } private string _userAgent = "Mozilla/5.0 (Windows NT 6.2; WOW64) AppleWebKit/537.1 (KHTML, like Gecko) Maxthon/4.1.2.4000 Chrome/26.0.1410.43 Safari/537.1"; /// <summary> /// /// </summary> public string UserAgent { get { return _userAgent; } set { _userAgent = value; } } /// <summary> /// /// </summary> public HttpPostedFileBase PostedFile { get; set; } } }
帮助类
#region << 版 本 注 释 >> /**************************************************** * 文 件 名：EncryptHelper * Copyright(c) www.ITdos.com * CLR 版本: 4.0.30319.17929 * 创 建 人：ITdos * 电子邮箱：admin@itdos.com * 创建日期：2014/10/1 11:00:49 * 文件描述： ****************************************************** * 修 改 人： * 修改日期： * 备注描述： *******************************************************/ #endregion using System; using System.Collections.Generic; using System.IO; using System.Linq; using System.Net; using System.Net.Security; using System.Security.Cryptography.X509Certificates; using System.Text; using GT.Common.Common; using GT.Common.JsonHelper; using GT.Common.Model; namespace GT.Common.Helper { /// <summary> /// /// </summary> public class HttpHelper { /// <summary> /// /// </summary> /// <param name="url"></param> /// <returns></returns> public static Stream GetStream(string url) { return RequestStream(new HttpParam() { Url = url, Method = "GET" }); } /// <summary> /// /// </summary> /// <param name="url"></param> /// <param name="getParam"></param> /// <returns></returns> public static Stream GetStream(string url, object getParam) { return RequestStream(new HttpParam() { Url = url, Method = "GET", GetParam = getParam }); } /// <summary> /// /// </summary> /// <param name="url"></param> /// <returns></returns> public static Stream PostStream(string url) { return RequestStream(new HttpParam() { Url = url, Method = "POST" }); } /// <summary> /// /// </summary> /// <param name="url"></param> /// <param name="postParam"></param> /// <returns></returns> public static Stream PostStream(string url, object postParam) { return RequestStream(new HttpParam() { Url = url, Method = "POST", GetParam = postParam }); } /// <summary> /// 文件上传至远程服务器。传入：Url、CookieContainer、PostParam、PostedFile /// </summary> public static string PostFile(HttpParam param) { HttpWebRequest request = (HttpWebRequest)WebRequest.Create(param.Url); request.CookieContainer = param.CookieContainer; request.Method = "POST"; request.Timeout = 20000; request.Credentials = System.Net.CredentialCache.DefaultCredentials; request.KeepAlive = true; var boundary = "----------------------------" + DateTime.Now.Ticks.ToString("x"); var boundaryBytes = System.Text.Encoding.ASCII.GetBytes("\r\n--" + boundary + "\r\n"); request.ContentType = "multipart/form-data; boundary=" + boundary; var formdataTemplate = "\r\n--" + boundary + "\r\nContent-Disposition: form-data; name=\"{0}\";\r\n\r\n{1}"; var buffer = new byte[param.PostedFile.ContentLength]; param.PostedFile.InputStream.Read(buffer, 0, buffer.Length); var strHeader = "Content-Disposition:application/x-www-form-urlencoded; name=\"{0}\";filename=\"{1}\"\r\nContent-Type:{2}\r\n\r\n"; strHeader = string.Format(strHeader, "filedata", param.PostedFile.FileName, param.PostedFile.ContentType); var byteHeader = ASCIIEncoding.ASCII.GetBytes(strHeader); try { using (var stream = request.GetRequestStream()) { if (param.PostParam != null) { var postParamString = ""; if (param.PostParam is string) { postParamString = param.PostParam.ToString(); } else { postParamString = JSON.ToJSON(param.PostParam); } var bs = param.Encoding.GetBytes(postParamString); stream.Write(bs, 0, bs.Length); } stream.Write(boundaryBytes, 0, boundaryBytes.Length); stream.Write(byteHeader, 0, byteHeader.Length); stream.Write(buffer, 0, buffer.Length); var trailer = Encoding.ASCII.GetBytes("\r\n--" + boundary + "--\r\n"); stream.Write(trailer, 0, trailer.Length); stream.Close(); } var response = (HttpWebResponse)request.GetResponse(); var result = ""; using (var reader = new StreamReader(response.GetResponseStream())) { result = reader.ReadToEnd(); } response.Close(); return result; } catch (Exception ex) { return ex.ToString(); } } /// <summary> /// 获取响应流 /// </summary> /// <param name="param"></param> /// <returns></returns> public static Stream RequestStream(HttpParam param) { #region 处理地址栏参数 var getParamSb = new StringBuilder(); if (param.GetParam != null) { if (param.GetParam is string) { getParamSb.Append(param.GetParam.ToString()); } else { param.GetParam.GetType().GetProperties().ToList().ForEach(d => { getParamSb.AppendFormat("{0}={1}&", d.Name, d.GetValue(param.GetParam, null)); }); } } if (!string.IsNullOrWhiteSpace(getParamSb.ToString().TrimEnd('&'))) { param.Url = string.Format("{0}?{1}", param.Url, getParamSb.ToString().TrimEnd('&')); } #endregion var r = WebRequest.Create(param.Url) as HttpWebRequest; if (!string.IsNullOrWhiteSpace(param.CertPath) && !string.IsNullOrWhiteSpace(param.CertPwd)) { ServicePointManager.ServerCertificateValidationCallback = CheckValidationResult; var cer = new X509Certificate2(param.CertPath, param.CertPwd, X509KeyStorageFlags.PersistKeySet | X509KeyStorageFlags.MachineKeySet); r.ClientCertificates.Add(cer); #region 暂时不要的 //ServicePointManager.Expect100Continue = true; //ServicePointManager.SecurityProtocol = SecurityProtocolType.Ssl3; //req.ProtocolVersion = HttpVersion.Version11; //req.UserAgent = SUserAgent; //req.KeepAlive = false; //var cookieContainer = new CookieContainer(); //req.CookieContainer = cookieContainer; //req.Timeout = 1000 * 60; //req.Headers.Add("x-requested-with", "XMLHttpRequest"); #endregion } r.Timeout = param.TimeOut * 10000; r.UserAgent = param.UserAgent; r.Method = param.Method ?? "POST"; r.Referer = param.Referer; r.CookieContainer = param.CookieContainer; r.ContentType = param.ContentType; if (param.PostParam != null) { var postParamString = ""; if (param.PostParam is string) { postParamString = param.PostParam.ToString(); } else if (param.ParamType == EnumHelper.HttpParamType.Form) { var dicParam = JSON.ToObject<Dictionary<string,string>>(JSON.ToJSON(param.PostParam)); postParamString = dicParam.Aggregate(postParamString, (current, dic) => current + (dic.Key + "=" + dic.Value + "&")).TrimEnd('&'); } else { postParamString = JSON.ToJSON(param.PostParam); } var bs = param.Encoding.GetBytes(postParamString); r.ContentLength = bs.Length; using (var rs = r.GetRequestStream()) { rs.Write(bs, 0, bs.Length); } } return r.GetResponse().GetResponseStream(); } /// <summary> /// /// </summary> /// <param name="param"></param> public static string RequestString(HttpParam param) { var result = ""; using (var reader = new StreamReader(RequestStream(param), param.Encoding)) { result = reader.ReadToEnd(); } return result; } #region Get请求 /// <summary> /// /// </summary> /// <param name="url"></param> /// <returns></returns> public static string Get(string url) { return Get(new HttpParam() { Url = url, Method = "GET" }); } /// <summary> /// /// </summary> /// <param name="url"></param> /// <param name="getParam"></param> /// <returns></returns> public static string Get(string url, object getParam) { var param = new HttpParam { Url = url, Method = "GET", GetParam = getParam }; return Get(param); } /// <summary> /// /// </summary> /// <param name="param"></param> /// <returns></returns> public static string Get(HttpParam param) { param.Method = "GET"; return RequestString(param); } /// <summary> /// /// </summary> /// <param name="url"></param> /// <returns></returns> public static T Get<T>(string url) { var str = Get(new HttpParam() { Url = url, Method = "GET" }); return JSON.ToObject<T>(str); } /// <summary> /// /// </summary> /// <param name="url"></param> /// <param name="getParam"></param> /// <returns></returns> public static T Get<T>(string url, object getParam) { var param = new HttpParam { Url = url, Method = "GET", GetParam = getParam }; var str = Get(param); return JSON.ToObject<T>(str); } /// <summary> /// /// </summary> /// <typeparam name="T"></typeparam> /// <param name="param"></param> /// <returns></returns> public static T Get<T>(HttpParam param) { var str = Get(param); return JSON.ToObject<T>(str); } #endregion #region Post 请求 /// <summary> /// /// </summary> /// <param name="url"></param> /// <returns></returns> public static string Post(string url) { var str = Post(new HttpParam() { Url = url, Method = "POST" }); return str; } /// <summary> /// /// </summary> /// <param name="url"></param> /// <param name="postParam"></param> /// <returns></returns> public static string Post(string url, object postParam) { var param = new HttpParam { Url = url, Method = "POST", PostParam = postParam }; var str = Post(param); return str; } /// <summary> /// /// </summary> /// <param name="param"></param> /// <returns></returns> public static string Post(HttpParam param) { param.Method = "POST"; var str = RequestString(param); return str; } /// <summary> /// /// </summary> /// <param name="url"></param> /// <returns></returns> public static T Post<T>(string url) { var str = Post(new HttpParam() { Url = url, Method = "POST" }); return JSON.ToObject<T>(str); } /// <summary> /// /// </summary> /// <param name="url"></param> /// <param name="postParam"></param> /// <returns></returns> public static T Post<T>(string url, object postParam) { var param = new HttpParam { Url = url, Method = "POST", PostParam = postParam }; var str = Post(param); return JSON.ToObject<T>(str); } /// <summary> /// /// </summary> /// <typeparam name="T"></typeparam> /// <param name="param"></param> /// <returns></returns> public static T Post<T>(HttpParam param) { param.Method = "POST"; var str = Post(param); return JSON.ToObject<T>(str); } private static bool CheckValidationResult(object sender, X509Certificate certificate, X509Chain chain, SslPolicyErrors errors) { return true; } #endregion } }
调用
string result= HttpHelper.Post("http://localhost:43041/api/Business/GetStudentList", "{\"json\":\"李广\"}");
