WEB project backend cross-origin request _ PHP Tutorial

The backend cross-origin request of the WEB project. Backend cross-origin request of the WEB project: usingSystem; usingSystem. Collections. Generic; usingSystem. IO; usingSystem. Linq; usingSystem. Net; usingSystem. Text; usingSystem. Web; usingSystem. WEB project back-end cross-origin request

Using System;

Using System. Collections. Generic;

Using System. IO;

Using System. Linq;

Using System. Net;

Using System. Text;

Using System. Web;

Using System. Web. SessionState;

Namespace GL

{

Public class CrossDomainHandler: IHttpModule, IRequiresSessionState

{

///

/// Release the memory

///

Public void Dispose ()

{

}

///

/// Start the request

///

///

Public void Init (HttpApplication context)

{

// Binding time when the page starts a request

Context. BeginRequest + = new EventHandler (context_PreRequestHandlerExecute );

}

///

/// Request processing

///

///

///

Void context_PreRequestHandlerExecute (object sender, EventArgs e)

{

HttpApplication app = (HttpApplication) sender;

HttpContext context = app. Context;

Context. Response. AppendHeader ("charset", "UTF-8 ");

Context. Response. AppendHeader ("defaultCharset", "UTF-8 ");

Context. Response. AppendHeader ("Content-Type", "text/html; charset = utf-8 ");

Var relativeAddr = context. Request. AppRelativeCurrentExecutionFilePath. Remove (0, 2 );

If (relativeAddr. StartsWith ("Server "))

{

Var url = string. Concat ("http: // localhost: 89", relativeAddr. Substring (relativeAddr. IndexOf ('/')));

HttpWebRequest request = WebRequest. Create (url) as HttpWebRequest;

Request. Method = "POST ";

Request. ContentType = "application/x-www-form-urlencoded ";

Var rs = request. GetRequestStream ();

Var sb = new StringBuilder ("a = &");

Context. Request. Form. AllKeys. ToList (). ForEach (name =>

{

Sb. AppendFormat ("{0 }={ 1} &", name, context. Request. Form [name]);

});

Var str = sb. ToString ();

If (str. Contains ('&'))

{

Str = str. Substring (0, str. Length-1 );

}

Var sw = new StreamWriter (rs, Encoding. UTF8 );

Sw. Write (sb. ToString ());

Sw. Close ();

Request. Timeout = 60*1000;

Var response = request. GetResponse () as HttpWebResponse;

Var ps = response. GetResponseStream ();

Var reader = new StreamReader (ps, Encoding. UTF8 );

String html = reader. ReadToEnd ();

Ps. Close ();

Context. Response. Write (html );

Context. Response. End ();

}

}

}

}

Using System; using System. collections. generic; using System. IO; using System. linq; using System. net; using System. text; using System. web; using System ....