74 lines
1.9 KiB
C#
74 lines
1.9 KiB
C#
|
using CsharpHttpHelper.Base;
|
|||
|
|
using CsharpHttpHelper.Enum;
|
|||
|
|
using CsharpHttpHelper.Helper;
|
|||
|
|
using System.Drawing;
|
|||
|
|
|
|||
|
|
namespace CsharpHttpHelper.BaseBll
|
|||
|
|
{
|
|||
|
|
/// <summary>
|
|||
|
|
/// 具体实现方法 Copyright：http://www.httphelper.com/
|
|||
|
|
/// </summary>
|
|||
|
|
internal class HttpHelperBll
|
|||
|
|
{
|
|||
|
|
/// <summary>
|
|||
|
|
/// Httphelper原始访问类对象
|
|||
|
|
/// </summary>
|
|||
|
|
private HttphelperBase httpbase = new HttphelperBase();
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// 根据相传入的数据，得到相应页面数据
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="item">参数类对象</param>
|
|||
|
|
/// <returns>返回HttpResult类型</returns>
|
|||
|
|
internal HttpResult GetHtml(HttpItem item)
|
|||
|
|
{
|
|||
|
|
if (item.Allowautoredirect && item.AutoRedirectCookie)
|
|||
|
|
{
|
|||
|
|
HttpResult httpResult = null;
|
|||
|
|
for (int i = 0; i < 100; i++)
|
|||
|
|
{
|
|||
|
|
item.Allowautoredirect = false;
|
|||
|
|
httpResult = httpbase.GetHtml(item);
|
|||
|
|
if (string.IsNullOrWhiteSpace(httpResult.RedirectUrl))
|
|||
|
|
{
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
item.URL = httpResult.RedirectUrl;
|
|||
|
|
item.Method = "GET";
|
|||
|
|
if (item.ResultCookieType == ResultCookieType.String)
|
|||
|
|
{
|
|||
|
|
item.Cookie += httpResult.Cookie;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
item.CookieCollection.Add(httpResult.CookieCollection);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
return httpResult;
|
|||
|
|
}
|
|||
|
|
return httpbase.GetHtml(item);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// 根据Url获取图片
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="item">参数类对象</param>
|
|||
|
|
/// <returns>返回图片</returns>
|
|||
|
|
internal Image GetImage(HttpItem item)
|
|||
|
|
{
|
|||
|
|
item.ResultType = ResultType.Byte;
|
|||
|
|
return ImageHelper.ByteToImage(GetHtml(item).ResultByte);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// 快速Post数据这个访求与GetHtml一样，只是不接收返回数据，只做提交。
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="item">参数类对象</param>
|
|||
|
|
/// <returns>返回HttpResult类型</returns>
|
|||
|
|
internal HttpResult FastRequest(HttpItem item)
|
|||
|
|
{
|
|||
|
|
return httpbase.FastRequest(item);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|