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using System;
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using System.Collections.Generic;
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using System.IO.Compression;
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using System.IO;
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using System.Linq;
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using System.Net.Security;
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using System.Net;
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using System.Security.Cryptography.X509Certificates;
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using System.Text;
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using System.Text.RegularExpressions;
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using System.Threading.Tasks;
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namespace Tool
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{
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/// <summary>
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/// Http连接操作帮助类
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/// </summary>
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public class HttpHelper
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{
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#region 预定义方变量
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//默认的编码
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private Encoding encoding = Encoding.Default;
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//Post数据编码
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private Encoding postencoding = Encoding.Default;
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//HttpWebRequest对象用来发起请求
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private HttpWebRequest request = null;
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//获取影响流的数据对象
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private HttpWebResponse response = null;
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//设置本地的出口ip和端口
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private IPEndPoint _IPEndPoint = null;
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#endregion
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#region Public
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/// <summary>
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/// 根据相传入的数据，得到相应页面数据
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/// </summary>
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/// <param name="item">参数类对象</param>
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/// <returns>返回HttpResult类型</returns>
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public HttpResult GetHtml(HttpItem item)
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{
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//返回参数
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HttpResult result = new HttpResult();
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try
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{
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//准备参数
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SetRequest(item);
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}
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catch (Exception ex)
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{
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//配置参数时出错
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return new HttpResult() { Cookie = string.Empty, Header = null, Html = ex.Message, StatusDescription = "配置参数时出错：" + ex.Message };
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}
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try
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{
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//请求数据
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using (response = (HttpWebResponse)request.GetResponse())
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{
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GetData(item, result);
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}
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}
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catch (WebException ex)
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{
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if (ex.Response != null)
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{
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using (response = (HttpWebResponse)ex.Response)
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{
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GetData(item, result);
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}
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}
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else
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{
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result.Html = ex.Message;
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}
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}
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catch (Exception ex)
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{
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result.Html = ex.Message;
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}
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if (item.IsToLower) result.Html = result.Html.ToLower();
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return result;
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}
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#endregion
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#region GetData
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/// <summary>
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/// 获取数据的并解析的方法
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/// </summary>
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/// <param name="item"></param>
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/// <param name="result"></param>
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private void GetData(HttpItem item, HttpResult result)
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{
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if (response == null)
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{
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return;
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}
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#region base
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//获取StatusCode
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result.StatusCode = response.StatusCode;
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//获取StatusDescription
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result.StatusDescription = response.StatusDescription;
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//获取Headers
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result.Header = response.Headers;
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//获取最后访问的URl
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result.ResponseUri = response.ResponseUri.ToString();
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//获取CookieCollection
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if (response.Cookies != null) result.CookieCollection = response.Cookies;
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//获取set-cookie
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if (response.Headers["set-cookie"] != null) result.Cookie = response.Headers["set-cookie"];
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#endregion
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#region byte
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//处理网页Byte
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byte[] ResponseByte = GetByte();
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#endregion
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#region Html
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if (ResponseByte != null && ResponseByte.Length > 0)
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{
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//设置编码
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SetEncoding(item, result, ResponseByte);
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//得到返回的HTML
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result.Html = encoding.GetString(ResponseByte);
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}
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else
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{
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//没有返回任何Html代码
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result.Html = string.Empty;
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}
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#endregion
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}
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/// <summary>
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/// 设置编码
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/// </summary>
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/// <param name="item">HttpItem</param>
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/// <param name="result">HttpResult</param>
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/// <param name="ResponseByte">byte[]</param>
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private void SetEncoding(HttpItem item, HttpResult result, byte[] ResponseByte)
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{
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//是否返回Byte类型数据
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if (item.ResultType == ResultType.Byte) result.ResultByte = ResponseByte;
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//从这里开始我们要无视编码了
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if (encoding == null)
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{
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Match meta = Regex.Match(Encoding.Default.GetString(ResponseByte), "<meta[^<]*charset=([^<]*)[\"']", RegexOptions.IgnoreCase);
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string c = string.Empty;
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if (meta != null && meta.Groups.Count > 0)
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{
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c = meta.Groups[1].Value.ToLower().Trim();
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}
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if (c.Length > 2)
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{
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try
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{
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encoding = Encoding.GetEncoding(c.Replace("\"", string.Empty).Replace("'", "").Replace(";", "").Replace("iso-8859-1", "gbk").Trim());
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}
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catch
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{
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if (string.IsNullOrEmpty(response.CharacterSet))
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{
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encoding = Encoding.UTF8;
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}
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else
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{
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encoding = Encoding.GetEncoding(response.CharacterSet);
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}
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}
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}
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else
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{
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if (string.IsNullOrEmpty(response.CharacterSet))
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{
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encoding = Encoding.UTF8;
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}
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else
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{
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encoding = Encoding.GetEncoding(response.CharacterSet);
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}
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}
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}
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}
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/// <summary>
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/// 提取网页Byte
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/// </summary>
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/// <returns></returns>
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private byte[] GetByte()
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{
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byte[] ResponseByte = null;
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using (MemoryStream _stream = new MemoryStream())
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{
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//GZIIP处理
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if (response.ContentEncoding != null && response.ContentEncoding.Equals("gzip", StringComparison.InvariantCultureIgnoreCase))
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{
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//开始读取流并设置编码方式
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new GZipStream(response.GetResponseStream(), CompressionMode.Decompress).CopyTo(_stream, 10240);
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}
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else
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{
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//开始读取流并设置编码方式
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response.GetResponseStream().CopyTo(_stream, 10240);
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}
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//获取Byte
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ResponseByte = _stream.ToArray();
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}
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return ResponseByte;
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}
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#endregion
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#region SetRequest
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/// <summary>
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/// 为请求准备参数
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/// </summary>
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///<param name="item">参数列表</param>
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private void SetRequest(HttpItem item)
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{
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// 验证证书
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SetCer(item);
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if (item.IPEndPoint != null)
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{
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_IPEndPoint = item.IPEndPoint;
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//设置本地的出口ip和端口
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request.ServicePoint.BindIPEndPointDelegate = new BindIPEndPoint(BindIPEndPointCallback);
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}
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//设置Header参数
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if (item.Header != null && item.Header.Count > 0) foreach (string key in item.Header.AllKeys)
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{
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request.Headers.Add(key, item.Header[key]);
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}
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// 设置代理
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SetProxy(item);
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if (item.ProtocolVersion != null) request.ProtocolVersion = item.ProtocolVersion;
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request.ServicePoint.Expect100Continue = item.Expect100Continue;
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//请求方式Get或者Post
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request.Method = item.Method;
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request.Timeout = item.Timeout;
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request.KeepAlive = item.KeepAlive;
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request.ReadWriteTimeout = item.ReadWriteTimeout;
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if (!string.IsNullOrWhiteSpace(item.Host))
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{
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request.Host = item.Host;
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}
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if (item.IfModifiedSince != null) request.IfModifiedSince = Convert.ToDateTime(item.IfModifiedSince);
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//Accept
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request.Accept = item.Accept;
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//ContentType返回类型
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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;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 设置证书
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
/// <param name="item"></param>
|
|
|
|
|
|
|
|
private void SetCer(HttpItem item)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
if (!string.IsNullOrWhiteSpace(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);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <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);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <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);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <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.IsNullOrWhiteSpace(item.Postdata))
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
StreamReader r = new StreamReader(item.Postdata, postencoding);
|
|
|
|
|
|
|
|
buffer = postencoding.GetBytes(r.ReadToEnd());
|
|
|
|
|
|
|
|
r.Close();
|
|
|
|
|
|
|
|
} //写入字符串
|
|
|
|
|
|
|
|
else if (!string.IsNullOrWhiteSpace(item.Postdata))
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
buffer = postencoding.GetBytes(item.Postdata);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
if (buffer != null)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
request.ContentLength = buffer.Length;
|
|
|
|
|
|
|
|
request.GetRequestStream().Write(buffer, 0, buffer.Length);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 设置代理
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
/// <param name="item">参数对象</param>
|
|
|
|
|
|
|
|
private void SetProxy(HttpItem item)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
bool isIeProxy = false;
|
|
|
|
|
|
|
|
if (!string.IsNullOrWhiteSpace(item.ProxyIp))
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
isIeProxy = item.ProxyIp.ToLower().Contains("ieproxy");
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!string.IsNullOrWhiteSpace(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;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#region private main
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 回调验证证书问题
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
/// <param name="sender">流对象</param>
|
|
|
|
|
|
|
|
/// <param name="certificate">证书</param>
|
|
|
|
|
|
|
|
/// <param name="chain">X509Chain</param>
|
|
|
|
|
|
|
|
/// <param name="errors">SslPolicyErrors</param>
|
|
|
|
|
|
|
|
/// <returns>bool</returns>
|
|
|
|
|
|
|
|
private bool CheckValidationResult(object sender, X509Certificate certificate, X509Chain chain, SslPolicyErrors errors) { return true; }
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 通过设置这个属性，可以在发出连接的时候绑定客户端发出连接所使用的IP地址。
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
/// <param name="servicePoint"></param>
|
|
|
|
|
|
|
|
/// <param name="remoteEndPoint"></param>
|
|
|
|
|
|
|
|
/// <param name="retryCount"></param>
|
|
|
|
|
|
|
|
/// <returns></returns>
|
|
|
|
|
|
|
|
private IPEndPoint BindIPEndPointCallback(ServicePoint servicePoint, IPEndPoint remoteEndPoint, int retryCount)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
return _IPEndPoint;//端口号
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#region public calss
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// Http请求参考类
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public class HttpItem
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 请求URL必须填写
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public string URL { get; set; }
|
|
|
|
|
|
|
|
string _Method = "GET";
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 请求方式默认为GET方式,当为POST方式时必须设置Postdata的值
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public string Method
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
get { return _Method; }
|
|
|
|
|
|
|
|
set { _Method = value; }
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
int _Timeout = 100000;
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 默认请求超时时间
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public int Timeout
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
get { return _Timeout; }
|
|
|
|
|
|
|
|
set { _Timeout = value; }
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
int _ReadWriteTimeout = 30000;
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 默认写入Post数据超时间
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public int ReadWriteTimeout
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
get { return _ReadWriteTimeout; }
|
|
|
|
|
|
|
|
set { _ReadWriteTimeout = value; }
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 设置Host的标头信息
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public string Host { get; set; }
|
|
|
|
|
|
|
|
Boolean _KeepAlive = true;
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 获取或设置一个值，该值指示是否与 Internet 资源建立持久性连接默认为true。
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public Boolean KeepAlive
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
get { return _KeepAlive; }
|
|
|
|
|
|
|
|
set { _KeepAlive = value; }
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
string _Accept = "text/html, application/xhtml+xml, */*";
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 请求标头值 默认为text/html, application/xhtml+xml, */*
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public string Accept
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
get { return _Accept; }
|
|
|
|
|
|
|
|
set { _Accept = value; }
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
string _ContentType = "text/html";
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 请求返回类型默认 text/html
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public string ContentType
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
get { return _ContentType; }
|
|
|
|
|
|
|
|
set { _ContentType = value; }
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
string _UserAgent = "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0)";
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 客户端访问信息默认Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0)
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public string UserAgent
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
get { return _UserAgent; }
|
|
|
|
|
|
|
|
set { _UserAgent = value; }
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 返回数据编码默认为NUll,可以自动识别,一般为utf-8,gbk,gb2312
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public Encoding Encoding { get; set; }
|
|
|
|
|
|
|
|
private PostDataType _PostDataType = PostDataType.String;
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// Post的数据类型
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public PostDataType PostDataType
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
get { return _PostDataType; }
|
|
|
|
|
|
|
|
set { _PostDataType = value; }
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// Post请求时要发送的字符串Post数据
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public string Postdata { get; set; }
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// Post请求时要发送的Byte类型的Post数据
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public byte[] PostdataByte { get; set; }
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// Cookie对象集合
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public CookieCollection CookieCollection { get; set; }
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 请求时的Cookie
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public string Cookie { get; set; }
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 来源地址，上次访问地址
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public string Referer { get; set; }
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 证书绝对路径
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public string CerPath { get; set; }
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 设置代理对象，不想使用IE默认配置就设置为Null，而且不要设置ProxyIp
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public WebProxy WebProxy { get; set; }
|
|
|
|
|
|
|
|
private Boolean isToLower = false;
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 是否设置为全文小写，默认为不转化
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public Boolean IsToLower
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
get { return isToLower; }
|
|
|
|
|
|
|
|
set { isToLower = value; }
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
private Boolean allowautoredirect = false;
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 支持跳转页面，查询结果将是跳转后的页面，默认是不跳转
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public Boolean Allowautoredirect
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
get { return allowautoredirect; }
|
|
|
|
|
|
|
|
set { allowautoredirect = value; }
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
private int connectionlimit = 1024;
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 最大连接数
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public int Connectionlimit
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
get { return connectionlimit; }
|
|
|
|
|
|
|
|
set { connectionlimit = value; }
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 代理Proxy 服务器用户名
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public string ProxyUserName { get; set; }
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 代理 服务器密码
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public string ProxyPwd { get; set; }
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 代理 服务IP,如果要使用IE代理就设置为ieproxy
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public string ProxyIp { get; set; }
|
|
|
|
|
|
|
|
private ResultType resulttype = ResultType.String;
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 设置返回类型String和Byte
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public ResultType ResultType
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
get { return resulttype; }
|
|
|
|
|
|
|
|
set { resulttype = value; }
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
private WebHeaderCollection header = new WebHeaderCollection();
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// header对象
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public WebHeaderCollection Header
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
get { return header; }
|
|
|
|
|
|
|
|
set { header = value; }
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
// 获取或设置用于请求的 HTTP 版本。返回结果:用于请求的 HTTP 版本。默认为 System.Net.HttpVersion.Version11。
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public Version ProtocolVersion { get; set; }
|
|
|
|
|
|
|
|
private Boolean _expect100continue = false;
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 获取或设置一个 System.Boolean 值，该值确定是否使用 100-Continue 行为。如果 POST 请求需要 100-Continue 响应，则为 true；否则为 false。默认值为 true。
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public Boolean Expect100Continue
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
get { return _expect100continue; }
|
|
|
|
|
|
|
|
set { _expect100continue = value; }
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 设置509证书集合
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public X509CertificateCollection ClentCertificates { get; set; }
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 设置或获取Post参数编码,默认的为Default编码
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public Encoding PostEncoding { get; set; }
|
|
|
|
|
|
|
|
private ResultCookieType _ResultCookieType = ResultCookieType.String;
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// Cookie返回类型,默认的是只返回字符串类型
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public ResultCookieType ResultCookieType
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
get { return _ResultCookieType; }
|
|
|
|
|
|
|
|
set { _ResultCookieType = value; }
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
private ICredentials _ICredentials = CredentialCache.DefaultCredentials;
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 获取或设置请求的身份验证信息。
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public ICredentials ICredentials
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
get { return _ICredentials; }
|
|
|
|
|
|
|
|
set { _ICredentials = value; }
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 设置请求将跟随的重定向的最大数目
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public int MaximumAutomaticRedirections { get; set; }
|
|
|
|
|
|
|
|
private DateTime? _IfModifiedSince = null;
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 获取和设置IfModifiedSince，默认为当前日期和时间
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public DateTime? IfModifiedSince
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
get { return _IfModifiedSince; }
|
|
|
|
|
|
|
|
set { _IfModifiedSince = value; }
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
#region ip-port
|
|
|
|
|
|
|
|
private IPEndPoint _IPEndPoint = null;
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 设置本地的出口ip和端口
|
|
|
|
|
|
|
|
/// </summary>]
|
|
|
|
|
|
|
|
/// <example>
|
|
|
|
|
|
|
|
///item.IPEndPoint = new IPEndPoint(IPAddress.Parse("192.168.1.1"),80);
|
|
|
|
|
|
|
|
/// </example>
|
|
|
|
|
|
|
|
public IPEndPoint IPEndPoint
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
get { return _IPEndPoint; }
|
|
|
|
|
|
|
|
set { _IPEndPoint = value; }
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// Http返回参数类
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public class HttpResult
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// Http请求返回的Cookie
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public string Cookie { get; set; }
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// Cookie对象集合
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public CookieCollection CookieCollection { get; set; }
|
|
|
|
|
|
|
|
private string _html = string.Empty;
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 返回的String类型数据 只有ResultType.String时才返回数据，其它情况为空
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public string Html
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
get { return _html; }
|
|
|
|
|
|
|
|
set { _html = value; }
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 返回的Byte数组 只有ResultType.Byte时才返回数据，其它情况为空
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public byte[] ResultByte { get; set; }
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// header对象
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public WebHeaderCollection Header { get; set; }
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 返回状态说明
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public string StatusDescription { get; set; }
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 返回状态码,默认为OK
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public HttpStatusCode StatusCode { get; set; }
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 最后访问的URl
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public string ResponseUri { get; set; }
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 获取重定向的URl
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public string RedirectUrl
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
get
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
try
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
if (Header != null && Header.Count > 0)
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
if (Header.AllKeys.Any(k => k.ToLower().Contains("location")))
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
string baseurl = Header["location"].ToString().Trim();
|
|
|
|
|
|
|
|
string locationurl = baseurl.ToLower();
|
|
|
|
|
|
|
|
if (!string.IsNullOrWhiteSpace(locationurl))
|
|
|
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|
|
{
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|
|
bool b = locationurl.StartsWith("http://") || locationurl.StartsWith("https://");
|
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|
|
if (!b)
|
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|
|
{
|
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|
|
baseurl = new Uri(new Uri(ResponseUri), baseurl).AbsoluteUri;
|
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|
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}
|
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|
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}
|
|
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|
|
|
return baseurl;
|
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|
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}
|
|
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|
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|
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}
|
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|
|
|
|
}
|
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|
|
catch { }
|
|
|
|
|
|
|
|
return string.Empty;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 返回类型
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public enum ResultType
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 表示只返回字符串 只有Html有数据
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
String,
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 表示返回字符串和字节流 ResultByte和Html都有数据返回
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
Byte
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// Post的数据格式默认为string
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public enum PostDataType
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 字符串类型，这时编码Encoding可不设置
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
String,
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// Byte类型，需要设置PostdataByte参数的值编码Encoding可设置为空
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
Byte,
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 传文件，Postdata必须设置为文件的绝对路径，必须设置Encoding的值
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
FilePath
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// Cookie返回类型
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
public enum ResultCookieType
|
|
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// 只返回字符串类型的Cookie
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
String,
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
|
|
/// CookieCollection格式的Cookie集合同时也返回String类型的cookie
|
|
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
CookieCollection
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
#endregion
|
|
|
|
|
|
|
|
}
|
nodyang@aliyun.com
2 months ago
