protected

void

Application_BeginRequest(

object

sender, EventArgs e)

{

//

屏蔽ip

//

if (HttpContext.Current.Request.UserHostAddress == "127.0.0.1")

//

{

//

HttpContext.Current.Response.Write("你已被屏蔽");

//

HttpContext.Current.Response.End();

//

}

//

图片防盗链，只要是图片请求，并且请求地址不是本服务器都将图片换位下面的盗链图片

if

(HttpContext.Current.Request.Url.AbsolutePath.EndsWith(

"

.jpg

"

)

&&

HttpContext.Current.Request.UrlReferrer.Host

!=

"

localhost:2535

"

)

{

HttpContext.Current.Response.WriteFile(HttpContext.Current.Server.MapPath(

"

~/imgs/%D7%EE%D6%D5%BB%C3%CF%EB%A2%F7-%CA%A5%CD%AF%BD%B5%C1%D920080427084745.jpg

"

));

}

}