HTTP.cs
using System;
using System.IO;
using System.IO.Compression;
using System.Linq;
using System.Net;
using System.Net.Security;
using System.Security.Cryptography.X509Certificates;
using System.Text;
using System.Text.RegularExpressions;
namespace DMSkin.Core.Common
{
///
/// Http连接操作帮助类
///
public clast HTTP
{
public static HTTP New
{
get
{
return new HTTP();
}
}
#region 预定义方变量
//默认的编码
private Encoding encoding = Encoding.Default;
//Post数据编码
private Encoding postencoding = Encoding.Default;
//HttpWebRequest对象用来发起请求
private HttpWebRequest request = null;
//获取影响流的数据对象
private HttpWebResponse response = null;
//设置本地的出口ip和端口
private IPEndPoint _IPEndPoint = null;
#endregion 预定义方变量
#region Public
///
/// 根据相传入的数据,得到相应页面数据
///
/// 参数类对象
/// 返回HttpResult类型
public HttpResult GetHtml(HttpItem item)
{
//返回参数
HttpResult result = new HttpResult();
try
{
//准备参数
SetRequest(item);
}
catch (Exception ex)
{
//配置参数时出错
return new HttpResult() { Cookie = string.Empty, Header = null, Html = ex.Message, StatusDescription = "配置参数时出错:" + ex.Message };
}
try
{
//请求数据
using (response = (HttpWebResponse)request.GetResponse())
{
GetData(item, result);
}
}
catch (WebException ex)
{
if (ex.Response != null)
{
using (response = (HttpWebResponse)ex.Response)
{
GetData(item, result);
}
}
else
{
result.Html = ex.Message;
}
}
catch (Exception ex)
{
result.Html = ex.Message;
}
if (item.IsToLower) result.Html = result.Html.ToLower();
//重置request,response为空
if (item.IsReset)
{
request = null;
response = null;
}
return result;
}
public HttpResult GetResponseUri(HttpItem item)
{
//返回参数
HttpResult result = new HttpResult();
try
{
//准备参数
SetRequest(item);
}
catch (Exception ex)
{
//配置参数时出错
return new HttpResult() { Cookie = string.Empty, Header = null, Html = ex.Message, StatusDescription = "配置参数时出错:" + ex.Message };
}
try
{
//请求数据
using (response = (HttpWebResponse)request.GetResponse())
{
result.ResponseUri = response.ResponseUri.ToString();
}
}
catch (Exception ex)
{
result.Html = ex.Message;
}
return result;
}
#endregion Public
#region GetData
///
/// 获取数据的并解析的方法
///
///
///
private void GetData(HttpItem item, HttpResult result)
{
if (response == null)
{
return;
}
#region base
//获取StatusCode
result.StatusCode = response.StatusCode;
//获取StatusDescription
result.StatusDescription = response.StatusDescription;
//获取Headers
result.Header = response.Headers;
//获取最后访问的URl
result.ResponseUri = response.ResponseUri.ToString();
//获取CookieCollection
if (response.Cookies != null) result.CookieCollection = response.Cookies;
//获取set-cookie
if (response.Headers["set-cookie"] != null) result.Cookie = response.Headers["set-cookie"];
#endregion base
#region byte
//处理网页Byte
byte[] ResponseByte = GetByte();
#endregion byte
#region Html
if (ResponseByte != null && ResponseByte.Length > 0)
{
//设置编码
SetEncoding(item, result, ResponseByte);
//得到返回的HTML
result.Html = encoding.GetString(ResponseByte);
}
else
{
//没有返回任何Html代码
result.Html = string.Empty;
}
#endregion Html
}
///
/// 设置编码
///
/// HttpItem
/// HttpResult
/// byte[]
private void SetEncoding(HttpItem item, HttpResult result, byte[] ResponseByte)
{
//是否返回Byte类型数据
if (item.ResultType == ResultType.Byte) result.ResultByte = ResponseByte;
//从这里开始我们要无视编码了
if (encoding == null)
{
Match meta = Regex.Match(Encoding.Default.GetString(ResponseByte), "