59 lines
2.4 KiB
C#
59 lines
2.4 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Net;
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using System.Net.Security;
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using System.Security.Cryptography.X509Certificates;
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using System.Text;
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using System.Threading.Tasks;
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namespace JobApplication
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{
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public class HttpHelper
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{
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public static string HttpUrlPost(string postDataStr, string RequestUrl, string ContentType = "application/x-www-form-urlencoded", int timeout = 0)
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{
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try
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{
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System.Net.ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12;
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CookieContainer cookieContainer = new CookieContainer();
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byte[] postBytes = System.Text.Encoding.UTF8.GetBytes(postDataStr);
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// 设置提交的相关参数
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ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(CheckValidationResult);
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HttpWebRequest request = WebRequest.Create(RequestUrl) as HttpWebRequest;
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if (timeout > 0)
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{
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request.Timeout = timeout * 1000;
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}
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request.Method = "POST";
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request.KeepAlive = false;
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request.ContentType = ContentType;
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request.CookieContainer = cookieContainer;
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request.ContentLength = postBytes.Length;
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using (System.IO.Stream reqStream = request.GetRequestStream())
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{
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reqStream.Write(postBytes, 0, postBytes.Length);
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}
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using (HttpWebResponse response = request.GetResponse() as HttpWebResponse)
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{
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//在这里对接收到的页面内容进行处理
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//直到request.GetResponse()程序才开始向目标网页发送post请求
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System.IO.Stream responseStream = response.GetResponseStream();
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System.IO.StreamReader reader = new System.IO.StreamReader(responseStream, System.Text.Encoding.GetEncoding("utf-8"));
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string val = reader.ReadToEnd();
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return val;
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}
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}
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catch (Exception ex)
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{
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return ex.ToString();
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}
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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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return true;
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}
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}
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}
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