HttpHelper.cs 6.4 KB
using System;
using System.IO;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Web;
using System.Collections;
using System.Net;
using System.Net.Security;
using System.Security;
using System.Security.Cryptography;
using System.Security.Cryptography.X509Certificates;
using System.Reflection;
using log4net;
using System.Threading;

namespace OnlineStore.Common
{
    public class HttpHelper
    {
        public static int isLog = ConfigAppSettings.GetIntValue(Setting_Init.Server_Log_Open);
        private static object lockObj = "";
        public static Operation PostOP(string url, Operation operation, int lockTime = 0)
        {
            if (Monitor.TryEnter(lockObj, lockTime))
            {
                try
                {
                    string json = JsonHelper.SerializeObject(operation);
                    string result = PostJson(url, json, Encoding.UTF8);
                    if (operation.op > 0)
                    {
                        LogUtil.info("send 【" + url + "】【" + json + "】 " + ",receive 【 " + result + "】");
                    }
                    if (!string.IsNullOrEmpty(result))
                    {
                        Operation resultOP = JsonHelper.DeserializeJsonToObject<Operation>(result);
                        if (resultOP != null && (!operation.seq.Equals(resultOP.seq)))
                        {
                            LogUtil.error(" seq  error : send  【" + json + "】 " + ",receive 【 " + result + "】");
                        }
                        return resultOP;
                    }
                }
                catch (Exception ex)
                {
                    LogUtil.error("PostOP  error【operation.op=" + operation.op + "】:" + ex);
                }
                finally
                {
                    Monitor.Exit(lockObj);
                }
            }
            else if (lockTime > 10)
            {
                string json = JsonHelper.SerializeObject(operation);
                LogUtil.error(" PostOP " + lockTime + " send " + json + " TryEnter fail ");
            }
            return null;
        }
        public static string PostJson(string url, string paramData = "", Encoding encoding = null)
        {
            if (encoding == null)
            {
                encoding = Encoding.UTF8;
            }
            if (isLog == 1)
            {
                LogUtil.info("PostJson Send【" + paramData + "】 ");
            }

            string result = "";

            if (url.ToLower().IndexOf("https", System.StringComparison.Ordinal) > -1)
            {
                ServicePointManager.ServerCertificateValidationCallback =
                               new RemoteCertificateValidationCallback((sender, certificate, chain, errors) => { return true; });
            }

            try
            {
                var wc = new MyWebClient(5000);
                if (string.IsNullOrEmpty(wc.Headers["Content-Type"]))
                    wc.Headers.Add("Content-Type", "application/json;charset=UTF-8");
                wc.Encoding = encoding;

                //paramData = Uri.EscapeDataString(paramData);
                result = wc.UploadString(url, "POST", paramData);
            }
            catch (Exception e)
            {
                LogUtil.error("PostJson【" + paramData + "】 ERROR:" + e.StackTrace, 1);
            }

            if (isLog == 1)
            {
                LogUtil.info("PostJson Revice【" + result + "】");
            }
            return result;
        }

        public static string Get(string url)
        {
            return Get(url, Encoding.UTF8);
        }

        public static string Get(string url, Encoding encoding)
        {
            try
            {
                LogUtil.debug("HTTP GET FROM: " + url);
                var wc = new WebClient { Encoding = encoding };
                var readStream = wc.OpenRead(url);
                using (var sr = new StreamReader(readStream, encoding))
                {
                    var result = sr.ReadToEnd();
                    LogUtil.debug("receive << " + result);
                    return result;
                }
            }
            catch (Exception e)
            {
                LogUtil.error("HTTP GET ERROR:" + e.Message, 2);
            }
            return "";
        }

        public static string Post(string url, string paramData = "", int timeOut = 5000)
        {
            bool IsTimeOut = false;
            return Post(url, paramData, Encoding.UTF8, timeOut, out IsTimeOut);
        }

        public static string Post(string url, string paramData, Encoding encoding, int timeOut, out bool IsTimeOut)
        {

            if (paramData.Equals(""))
            {
                int index = url.IndexOf("?");
                if (index > 0)
                {
                    paramData = url.Substring(index + 1, url.Length - index - 1);
                    url = url.Substring(0, index);
                }
            }

            IsTimeOut = false;
            if (isLog == 1)
            {
                LogUtil.info("Send【" + url + "】【" + paramData + "】 ");
            }
            string result = "";

            if (url.ToLower().IndexOf("https", System.StringComparison.Ordinal) > -1)
            {
                ServicePointManager.ServerCertificateValidationCallback =
                               new RemoteCertificateValidationCallback((sender, certificate, chain, errors) => { return true; });
            }

            try
            {
                var wc = new MyWebClient(timeOut);
                if (string.IsNullOrEmpty(wc.Headers["Content-Type"]))
                    wc.Headers.Add("Content-Type", "application/x-www-form-urlencoded;charset=UTF-8");
                wc.Encoding = encoding;

                result = wc.UploadString(url, "POST", paramData);
                //LogUtil.info(result);
            }
            catch (WebException ex)
            {
                IsTimeOut = true;
                LogUtil.error("POST [" + url + "] WebException :" + ex.ToString());
            }
            catch (Exception e)
            {
                LogUtil.error("POST [" + url + "] ERROR:" + e.ToString());
            }

            if (isLog == 1)
            {
                LogUtil.info("Revice【" + result + "】");
            }
            return result;
        }

    }
}