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203 lines
7.8 KiB
203 lines
7.8 KiB
using System;
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using System.Collections.Generic;
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using System.Web;
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using System.Net;
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using System.IO;
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using System.Text;
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using System.Net.Security;
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using System.Security.Authentication;
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using System.Security.Cryptography.X509Certificates;
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namespace WxPayAPI
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{
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/// <summary>
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/// http连接基础类，负责底层的http通信
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/// </summary>
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public class HttpService
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{
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public static bool CheckValidationResult(object sender, X509Certificate certificate, X509Chain chain, SslPolicyErrors errors)
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{
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//直接确认，否则打不开
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return true;
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}
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public static string Post(string xml, string url, bool isUseCert, int timeout)
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{
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System.GC.Collect();//垃圾回收，回收没有正常关闭的http连接
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string result = "";//返回结果
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HttpWebRequest request = null;
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HttpWebResponse response = null;
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Stream reqStream = null;
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try
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{
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//设置最大连接数
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ServicePointManager.DefaultConnectionLimit = 200;
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//设置https验证方式
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if (url.StartsWith("https", StringComparison.OrdinalIgnoreCase))
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{
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ServicePointManager.ServerCertificateValidationCallback =
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new RemoteCertificateValidationCallback(CheckValidationResult);
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}
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/***************************************************************
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* 下面设置HttpWebRequest的相关属性
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* ************************************************************/
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request = (HttpWebRequest)WebRequest.Create(url);
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request.Method = "POST";
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request.Timeout = timeout * 1000;
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//设置代理服务器
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//WebProxy proxy = new WebProxy(); //定义一个网关对象
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//proxy.Address = new Uri(WxPayConfig.PROXY_URL); //网关服务器端口:端口
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//request.Proxy = proxy;
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//设置POST的数据类型和长度
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request.ContentType = "text/xml";
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byte[] data = System.Text.Encoding.UTF8.GetBytes(xml);
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request.ContentLength = data.Length;
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//是否使用证书
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if (isUseCert)
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{
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string path = HttpContext.Current.Request.PhysicalApplicationPath;
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X509Certificate2 cert = new X509Certificate2(path + WxPayConfig.SSLCERT_PATH, WxPayConfig.SSLCERT_PASSWORD);
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request.ClientCertificates.Add(cert);
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Log.Debug("WxPayApi", "PostXml used cert");
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}
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//往服务器写入数据
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reqStream = request.GetRequestStream();
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reqStream.Write(data, 0, data.Length);
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reqStream.Close();
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//获取服务端返回
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response = (HttpWebResponse)request.GetResponse();
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//获取服务端返回数据
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StreamReader sr = new StreamReader(response.GetResponseStream(), Encoding.UTF8);
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result = sr.ReadToEnd().Trim();
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sr.Close();
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}
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catch (System.Threading.ThreadAbortException e)
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{
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Log.Error("HttpService", "Thread - caught ThreadAbortException - resetting.");
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Log.Error("Exception message: {0}", e.Message);
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System.Threading.Thread.ResetAbort();
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}
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catch (WebException e)
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{
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Log.Error("HttpService", e.ToString());
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if (e.Status == WebExceptionStatus.ProtocolError)
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{
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Log.Error("HttpService", "StatusCode : " + ((HttpWebResponse)e.Response).StatusCode);
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Log.Error("HttpService", "StatusDescription : " + ((HttpWebResponse)e.Response).StatusDescription);
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}
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throw new WxPayException(e.ToString());
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}
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catch (Exception e)
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{
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Log.Error("HttpService", e.ToString());
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throw new WxPayException(e.ToString());
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}
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finally
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{
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//关闭连接和流
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if (response != null)
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{
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response.Close();
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}
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if(request != null)
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{
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request.Abort();
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}
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}
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return result;
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}
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/// <summary>
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/// 处理http GET请求，返回数据
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/// </summary>
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/// <param name="url">请求的url地址</param>
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/// <returns>http GET成功后返回的数据，失败抛WebException异常</returns>
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public static string Get(string url)
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{
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System.GC.Collect();
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string result = "";
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HttpWebRequest request = null;
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HttpWebResponse response = null;
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//请求url以获取数据
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try
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{
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//设置最大连接数
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ServicePointManager.DefaultConnectionLimit = 200;
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//设置https验证方式
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if (url.StartsWith("https", StringComparison.OrdinalIgnoreCase))
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{
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ServicePointManager.ServerCertificateValidationCallback =
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new RemoteCertificateValidationCallback(CheckValidationResult);
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}
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/***************************************************************
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* 下面设置HttpWebRequest的相关属性
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* ************************************************************/
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request = (HttpWebRequest)WebRequest.Create(url);
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request.Method = "GET";
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//设置代理
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//WebProxy proxy = new WebProxy();
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//proxy.Address = new Uri(WxPayConfig.PROXY_URL);
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//request.Proxy = proxy;
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//获取服务器返回
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response = (HttpWebResponse)request.GetResponse();
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//获取HTTP返回数据
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StreamReader sr = new StreamReader(response.GetResponseStream(), Encoding.UTF8);
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result = sr.ReadToEnd().Trim();
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sr.Close();
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}
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catch (System.Threading.ThreadAbortException e)
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{
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Log.Error("HttpService","Thread - caught ThreadAbortException - resetting.");
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Log.Error("Exception message: {0}", e.Message);
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System.Threading.Thread.ResetAbort();
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}
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catch (WebException e)
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{
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Log.Error("HttpService", e.ToString());
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if (e.Status == WebExceptionStatus.ProtocolError)
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{
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Log.Error("HttpService", "StatusCode : " + ((HttpWebResponse)e.Response).StatusCode);
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Log.Error("HttpService", "StatusDescription : " + ((HttpWebResponse)e.Response).StatusDescription);
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}
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throw new WxPayException(e.ToString());
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}
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catch (Exception e)
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{
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Log.Error("HttpService", e.ToString());
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throw new WxPayException(e.ToString());
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}
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finally
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{
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//关闭连接和流
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if (response != null)
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{
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response.Close();
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}
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if (request != null)
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{
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request.Abort();
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}
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}
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return result;
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}
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}
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}
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