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SVN-Revision: r240
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cyf
2025-02-06 06:46:06 +00:00
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插件库/Lskj.Util/HttpUtil/RequestUtil.cs
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using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Text;
using System.Web;
namespace Lskj.Util.HttpUtil
{
/// <summary>
/// Request请求帮助类
/// </summary>
public static class RequestUtil
{
/// <summary>
/// <para>说明：使用Get方法获取字符串结果（暂时没有加入Cookie）</para>
/// <para>创建人：龚宇超</para>
/// <para>创建日期：2019-07-30 </para>
/// <para>修改人：</para>
/// <para>修改日期：</para>
/// <para>修改备注：</para>
/// <para>版本：1.0</para>
/// </summary>
/// <param name="url">The URL.</param>
/// <returns>System.String.</returns>
public static string HttpGet(string url)
{
WebClient wc = new WebClient();
wc.Encoding = Encoding.UTF8;
return wc.DownloadString(url);
}
/// <summary>
/// <para>说明：使用Get方法获取字符串结果（暂时没有加入Cookie）</para>
/// <para>创建人：龚宇超</para>
/// <para>创建日期：2019-07-30 </para>
/// <para>修改人：</para>
/// <para>修改日期：</para>
/// <para>修改备注：</para>
/// <para>版本：1.0</para>
/// </summary>
/// <param name="url">The URL.</param>
/// <param name="header">The header.</param>
/// <returns>System.String.</returns>
public static string HttpGet(string url, WebHeaderCollection header)
{
WebClient wc = new WebClient();
if (header != null)
{
wc.Headers = header;
}
wc.Encoding = Encoding.UTF8;
return wc.DownloadString(url);
}
/// <summary>
/// <para>说明：使用Post方法获取字符串结果</para>
/// <para>创建人：龚宇超</para>
/// <para>创建日期：2019-07-30 </para>
/// <para>修改人：</para>
/// <para>修改日期：</para>
/// <para>修改备注：</para>
/// <para>版本：1.0</para>
/// </summary>
/// <param name="url">The URL.</param>
/// <param name="cookieContainer">The cookie container.</param>
/// <param name="fileName">Name of the file.</param>
/// <returns>System.String.</returns>
public static string HttpPost(string url, CookieContainer cookieContainer, string fileName)
{
FileStream fileStream = null;
if (!string.IsNullOrEmpty(fileName) && File.Exists(fileName))
{
//读取文件
fileStream = new FileStream(fileName, FileMode.Open);
}
return HttpPost(url, cookieContainer, fileStream);
}
/// <summary>
/// <para>说明：使用Post方法获取字符串结果</para>
/// <para>创建人：龚宇超</para>
/// <para>创建日期：2019-07-30 </para>
/// <para>修改人：</para>
/// <para>修改日期：</para>
/// <para>修改备注：</para>
/// <para>版本：1.0</para>
/// </summary>
/// <param name="url">The URL.</param>
/// <param name="content">The content.</param>
/// <param name="timeout">The timeout.</param>
/// <returns>System.String.</returns>
public static string HttpPost(string url, string content, int timeout = 5000)
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
request.Method = "POST";
request.ServicePoint.Expect100Continue = false;
request.ContentType = "application/json;charset=utf8";
request.Timeout = timeout;
byte[] buffer = Encoding.UTF8.GetBytes(content);
request.ContentLength = buffer.Length;
request.GetRequestStream().Write(buffer, 0, buffer.Length);
HttpWebResponse response = null;
try
{
response = (HttpWebResponse)request.GetResponse();
}
catch (WebException ex)
{
response = (HttpWebResponse)ex.Response;
Console.WriteLine(ex.Message);
return "";
}
using (Stream responseStream = response.GetResponseStream())
{
using (StreamReader myStreamReader = new StreamReader(responseStream, Encoding.GetEncoding("utf-8")))
{
string retString = myStreamReader.ReadToEnd();
return retString;
}
}
}
/// <summary>
/// <para>说明：使用Post方法获取字符串结果</para>
/// <para>创建人：龚宇超</para>
/// <para>创建日期：2019-07-30 </para>
/// <para>修改人：</para>
/// <para>修改日期：</para>
/// <para>修改备注：</para>
/// <para>版本：1.0</para>
/// </summary>
/// <param name="url">The URL.</param>
/// <param name="content">The content.</param>
/// <param name="header">The header.</param>
/// <returns>System.String.</returns>
public static string HttpPost(string url, string content, WebHeaderCollection header)
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
request.Method = "POST";
if (header != null)
{
request.Headers = header;
}
request.ServicePoint.Expect100Continue = false;
request.ContentType = "application/json;charset=utf8";
byte[] buffer = Encoding.UTF8.GetBytes(content);
request.ContentLength = buffer.Length;
request.GetRequestStream().Write(buffer, 0, buffer.Length);
HttpWebResponse response = null;
try
{
response = (HttpWebResponse)request.GetResponse();
}
catch (WebException ex)
{
response = (HttpWebResponse)ex.Response;
Console.WriteLine(ex.Message);
return "";
}
using (Stream responseStream = response.GetResponseStream())
{
using (StreamReader myStreamReader = new StreamReader(responseStream, Encoding.GetEncoding("utf-8")))
{
string retString = myStreamReader.ReadToEnd();
return retString;
}
}
}
/// <summary>
/// <para>说明：使用Post方法获取字符串结果</para>
/// <para>创建人：龚宇超</para>
/// <para>创建日期：2019-07-30 </para>
/// <para>修改人：</para>
/// <para>修改日期：</para>
/// <para>修改备注：</para>
/// <para>版本：1.0</para>
/// </summary>
/// <param name="url">The URL.</param>
/// <param name="content">The content.</param>
/// <param name="header">The header.</param>
/// <param name="method">The method.</param>
/// <returns>System.String.</returns>
public static string HttpPost(string url, string content, WebHeaderCollection header, MethodEnum method)
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
request.Method = method.ToString();
if (header != null)
{
request.Headers = header;
}
request.ServicePoint.Expect100Continue = false;
request.ContentType = "application/json;charset=utf8";
byte[] buffer = Encoding.UTF8.GetBytes(content);
request.ContentLength = buffer.Length;
request.GetRequestStream().Write(buffer, 0, buffer.Length);
HttpWebResponse response = null;
try
{
response = (HttpWebResponse)request.GetResponse();
}
catch (WebException ex)
{
response = (HttpWebResponse)ex.Response;
Console.WriteLine(ex.Message);
return "";
}
using (Stream responseStream = response.GetResponseStream())
{
using (StreamReader myStreamReader = new StreamReader(responseStream, Encoding.GetEncoding("utf-8")))
{
string retString = myStreamReader.ReadToEnd();
return retString;
}
}
}
/// <summary>
/// <para>说明：使用Post方法获取字符串结果</para>
/// <para>创建人：龚宇超</para>
/// <para>创建日期：2019-07-30 </para>
/// <para>修改人：</para>
/// <para>修改日期：</para>
/// <para>修改备注：</para>
/// <para>版本：1.0</para>
/// </summary>
/// <param name="url">The URL.</param>
/// <param name="cookieContainer">The cookie container.</param>
/// <param name="fileStream">The file stream.</param>
/// <returns>System.String.</returns>
public static string HttpPost(string url, CookieContainer cookieContainer, Stream fileStream)
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
request.Method = "POST";
//request.ContentType = "application/x-www-form-urlencoded";
request.ContentType = "application/json;charset=utf8";
request.ContentLength = fileStream != null ? fileStream.Length : 0;
if (cookieContainer != null)
{
request.CookieContainer = cookieContainer;
}
if (fileStream != null)
{
Stream requestStream = request.GetRequestStream();
byte[] buffer = new byte[1024];
int bytesRead = 0;
while ((bytesRead = fileStream.Read(buffer, 0, buffer.Length)) != 0)
{
requestStream.Write(buffer, 0, bytesRead);
}
fileStream.Close();//关闭文件访问
}
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
if (cookieContainer != null)
{
response.Cookies = cookieContainer.GetCookies(response.ResponseUri);
}
using (Stream responseStream = response.GetResponseStream())
{
using (StreamReader myStreamReader = new StreamReader(responseStream, Encoding.GetEncoding("utf-8")))
{
string retString = myStreamReader.ReadToEnd();
return retString;
}
}
}
/// <summary>
/// <para>说明：请求是否发起自客户端的浏览器</para>
/// <para>创建人：龚宇超</para>
/// <para>创建日期：2019-07-30 </para>
/// <para>修改人：</para>
/// <para>修改日期：</para>
/// <para>修改备注：</para>
/// <para>版本：1.0</para>
/// </summary>
/// <param name="httpContext">The HTTP context.</param>
/// <returns><c>true</c> if [is sogou client request] [the specified HTTP context]; otherwise, <c>false</c>.</returns>
public static bool IsSogouClientRequest(HttpContext httpContext)
{
return !string.IsNullOrEmpty(httpContext.Request.UserAgent) &&
httpContext.Request.UserAgent.Contains("MicroMessenger");
}
}
}