using ICSharpCode.SharpZipLib.GZip;
using ICSharpCode.SharpZipLib.Zip.Compression.Streams;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Net;
using System.Text;
using System.Threading;
namespace SCB.OrderSorting.BLL.Common
{
public class HttpHelper
{
private string userAgent = "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.31 (KHTML, like Gecko) Chrome/26.0.1410.64 Safari/537.31";//"Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.2; Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1) ; .NET CLR 1.1.4322; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729)";
Encoding WebEncoding = Encoding.UTF8;
public HttpHelper() { }
public HttpHelper(Encoding _encoding)
{
WebEncoding = _encoding;
}
/// <summary>
/// 處理網絡連接
/// </summary>
/// <param name="Url">Url連接</param>
/// <param name="PostData">參數</param>
/// <param name="Method">訪問類型（GET/POST）</param>
/// <param name="select">數據訪問類型（select/update/insert/delete）</param>
/// <returns></returns>
public string QueryData(string Url, string PostData, string Method, SelectType select = SelectType.Select, string guid = null)
{
var begTime = DateTime.Now;
int TryCount = 0;
reTry:
try
{
HttpWebRequest httpRequest;
if (Method.ToLower() == "post")
{
httpRequest = (HttpWebRequest)HttpWebRequest.Create(Url);
}
else
{
if (string.IsNullOrEmpty(PostData))
{
httpRequest = (HttpWebRequest)HttpWebRequest.Create(Url);
}
else
{
httpRequest = (HttpWebRequest)HttpWebRequest.Create(Url + "?" + PostData.Trim());
}
}
httpRequest.Method = Method.ToUpper();
//httpRequest.CookieContainer = cc;
// httpRequest.Headers.Set("Accept-Language", "en-us");
if (Method.ToLower() == "post")
{
httpRequest.ContentLength = PostData.Length;
}
//httpRequest.Timeout = 60000;
httpRequest.ContentType = "application/x-www-form-urlencoded";
//httpRequest.Headers.Add("UA-CPU", "x86");
httpRequest.Accept = "*/*";
httpRequest.Headers.Add("Accept-Encoding", "gzip,deflate,sdch");
//httpRequest.Headers.Add("Accept-Encoding", "deflate,sdch");
httpRequest.UserAgent = userAgent;
if (!Url.Contains("FeesBiling"))
{
httpRequest.AutomaticDecompression = DecompressionMethods.GZip;
}
//httpRequest.KeepAlive = true;
//httpRequest.AllowWriteStreamBuffering = true;
if (Method.ToLower() == "post")
{
//Encoding encoding = Encoding.GetEncoding("utf-8");
byte[] bytesToPost = WebEncoding.GetBytes(PostData);
httpRequest.ContentLength = bytesToPost.Length;
Stream requestStream = httpRequest.GetRequestStream();
requestStream.Write(bytesToPost, 0, bytesToPost.Length);
requestStream.Close();
}
HttpWebResponse response = (HttpWebResponse)httpRequest.GetResponse();
Stream responseStream = Gzip(response);
//response.Cookies = cc.GetCookies(httpRequest.RequestUri);
StreamReader sr = new StreamReader(response.GetResponseStream(), WebEncoding);
string reStr = sr.ReadToEnd();
sr.Close();
response.Close();
//日志
TimeSpan a = DateTime.Now - begTime;
if (a.Milliseconds > 500)
{
SaveErrLogHelper.SaveErrorLog(
string.Format("運行時間：{0}-{1}.請求方式：{2},共耗時{3}毫秒", begTime.ToString("mm:ss.ffffzzz"), DateTime.Now.ToString("mm:ss.ffffzzz"), Method, a), string.Format("url:{0}\r\ndata:{1}", Url, PostData));
}
return reStr;
}
catch (Exception ex)
{
if (!string.IsNullOrEmpty(guid))
{
SaveErrLogHelper.ErrorMsgLog[guid] = ex.Message;
}
TryCount++;
if (TryCount < 2 && select == SelectType.Select)
{
Thread.CurrentThread.Join(500);
goto reTry;
}
else
{
SaveErrLogHelper.SaveErrorLog(string.Format("Url={0},PostData={1},Method={2},select={3}", Url, PostData, Method, select), ex.ToString());
return string.Empty;
}
}
}
public string QueryData(string Url, string PostData, string Method, Dictionary<string,string> headData, SelectType select = SelectType.Select, string guid = null)
{
var begTime = DateTime.Now;
int TryCount = 0;
reTry:
try
{
HttpWebRequest httpRequest;
if (Method.ToLower() == "post")
{
httpRequest = (HttpWebRequest)HttpWebRequest.Create(Url);
}
else
{
if (string.IsNullOrEmpty(PostData))
{
httpRequest = (HttpWebRequest)HttpWebRequest.Create(Url);
}
else
{
httpRequest = (HttpWebRequest)HttpWebRequest.Create(Url + "?" + PostData.Trim());
}
}
httpRequest.Method = Method.ToUpper();
//httpRequest.CookieContainer = cc;
// httpRequest.Headers.Set("Accept-Language", "en-us");
if (Method.ToLower() == "post")
{
httpRequest.ContentLength = PostData.Length;
}
//httpRequest.Timeout = 60000;
httpRequest.ContentType = "application/x-www-form-urlencoded";
//httpRequest.Headers.Add("UA-CPU", "x86");
httpRequest.Accept = "*/*";
httpRequest.Headers.Add("Accept-Encoding", "gzip,deflate,sdch");
foreach(var head in headData)
{
httpRequest.Headers.Add(head.Key, head.Value);
}
//httpRequest.Headers.Add("Accept-Encoding", "deflate,sdch");
httpRequest.UserAgent = userAgent;
if (!Url.Contains("FeesBiling"))
{
httpRequest.AutomaticDecompression = DecompressionMethods.GZip;
}
//httpRequest.KeepAlive = true;
//httpRequest.AllowWriteStreamBuffering = true;
if (Method.ToLower() == "post")
{
//Encoding encoding = Encoding.GetEncoding("utf-8");
byte[] bytesToPost = WebEncoding.GetBytes(PostData);
httpRequest.ContentLength = bytesToPost.Length;
Stream requestStream = httpRequest.GetRequestStream();
requestStream.Write(bytesToPost, 0, bytesToPost.Length);
requestStream.Close();
}
HttpWebResponse response = (HttpWebResponse)httpRequest.GetResponse();
Stream responseStream = Gzip(response);
//response.Cookies = cc.GetCookies(httpRequest.RequestUri);
StreamReader sr = new StreamReader(response.GetResponseStream(), WebEncoding);
string reStr = sr.ReadToEnd();
sr.Close();
response.Close();
//日志
TimeSpan a = DateTime.Now - begTime;
if (a.Milliseconds > 500)
{
SaveErrLogHelper.SaveErrorLog(
string.Format("運行時間：{0}-{1}.請求方式：{2},共耗時{3}毫秒", begTime.ToString("mm:ss.ffffzzz"), DateTime.Now.ToString("mm:ss.ffffzzz"), Method, a), string.Format("url:{0}\r\ndata:{1}", Url, PostData));
}
return reStr;
}
catch (Exception ex)
{
if (!string.IsNullOrEmpty(guid))
{
SaveErrLogHelper.ErrorMsgLog[guid] = ex.Message;
}
TryCount++;
if (TryCount < 300 && select == SelectType.Select)
{
Thread.CurrentThread.Join(500);
goto reTry;
}
else
{
SaveErrLogHelper.SaveErrorLog(string.Format("Url={0},PostData={1},Method={2},select={3}", Url, PostData, Method, select), ex.ToString());
return string.Empty;
}
}
}
private Stream Gzip(HttpWebResponse HWResp)
{
Stream stream1 = null;
if (HWResp.ContentEncoding == "gzip")
{
stream1 = new GZipInputStream(HWResp.GetResponseStream());
}
else
{
if (HWResp.ContentEncoding == "deflate")
{
stream1 = new InflaterInputStream(HWResp.GetResponseStream());
}
}
if (stream1 == null)
{
return HWResp.GetResponseStream();
}
return stream1;
}
public enum SelectType
{
Select = 0,
Update = 1,
Insert = 2,
Delete = 3
}
/// <summary>
/// 處理網絡連接
/// </summary>
/// <param name="Url">Url連接</param>
/// <param name="PostData">參數</param>
/// <param name="Method">訪問類型（GET/POST）</param>
/// <param name="select">數據訪問類型（select/update/insert/delete）</param>
/// <returns></returns>
public MemoryStream QueryDataStream(string Url, string PostData, string Method, SelectType select = SelectType.Select, string guid = null)
{
var begTime = DateTime.Now;
//int TryCount = 0;
try
{
HttpWebRequest httpRequest;
if (Method.ToLower() == "post")
{
httpRequest = (HttpWebRequest)HttpWebRequest.Create(Url);
}
else
{
if (string.IsNullOrEmpty(PostData))
{
httpRequest = (HttpWebRequest)HttpWebRequest.Create(Url);
}
else
{
httpRequest = (HttpWebRequest)HttpWebRequest.Create(Url + "?" + PostData.Trim());
}
}
httpRequest.Method = Method.ToUpper();
if (Method.ToLower() == "post")
{
httpRequest.ContentLength = PostData.Length;
}
httpRequest.ContentType = "application/x-www-form-urlencoded";
httpRequest.Accept = "*/*";
httpRequest.Headers.Add("Accept-Encoding", "gzip,deflate,sdch");
httpRequest.UserAgent = userAgent;
if (!Url.Contains("FeesBiling"))
{
httpRequest.AutomaticDecompression = DecompressionMethods.GZip;
}
HttpWebResponse response = (HttpWebResponse)httpRequest.GetResponse();
Stream stream = response.GetResponseStream();
if (stream != null)
{
byte[] bytes = new byte[stream.Length];
stream.Read(bytes, 0, bytes.Length);
stream.Seek(0, SeekOrigin.Begin);
stream.Dispose();
response.Close();
return new MemoryStream(bytes);
}
}
catch (Exception)
{
return null;
}
return null;
}
internal T ReadStreamListFromBase64String<T>(string path)
{
using (StreamReader sr = new StreamReader(path, Encoding.UTF8))
{
return JsonConvert.DeserializeObject<T>(Encoding.Default.GetString(Convert.FromBase64String(sr.ReadToEnd())));
}
}
internal void WriteStreamToBase64String(string path, object data)
{
using (StreamWriter sw = new StreamWriter(path, false, Encoding.UTF8))
{
sw.Write(Convert.ToBase64String(Encoding.Default.GetBytes(JsonConvert.SerializeObject(data))));
sw.Flush();
}
}
public T Post<T>(string url, object param) where T : class
{
var begTime = DateTime.Now;
var json = JsonConvert.SerializeObject(param);
var byteData = Encoding.UTF8.GetBytes(json);
var httpRequest = (HttpWebRequest)WebRequest.Create(url);
httpRequest.Method = "post";
httpRequest.KeepAlive = false;
httpRequest.ContentType = "application/json;charset=utf-8";
httpRequest.ContentLength = byteData.Length;
httpRequest.GetRequestStream().Write(byteData, 0, byteData.Length);
//httpRequest.Timeout = 2 * 60 * 1000;
var strResponse = string.Empty;
TryMultiTime(() =>
{
var responseStream = httpRequest.GetResponse().GetResponseStream();
if (responseStream == null) return;
using (var reader = new StreamReader(responseStream, Encoding.UTF8))
{
strResponse = reader.ReadToEnd();
}
}, 150);
//日志
TimeSpan a = DateTime.Now - begTime;
if (a.Milliseconds > 500)
{
SaveErrLogHelper.SaveErrorLog(
string.Format("運行時間：{0}-{1}.請求方式：{2},共耗時{3}毫秒", begTime.ToString("mm:ss.ffffzzz"), DateTime.Now.ToString("mm:ss.ffffzzz"), "Post", a), string.Format("url:{0}\r\ndata:{1}", url, json));
}
Debug.Write(strResponse);
return JsonConvert.DeserializeObject<T>(strResponse);
}
private void TryMultiTime(Action act, int tryTimes, int interval = 2000)
{
var i = 0;
while (true)
{
try
{
i++;
act();
break;
}
catch (Exception ex)
{
if (i >= tryTimes)
{
SaveErrLogHelper.SaveErrorLog(string.Empty, ex.ToString());
throw new Exception("請求超時", ex);
}
Thread.Sleep(interval);
}
}
}
}
}
