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/////////////////////////////////////////////////
unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, IdTCPServer, IdCmdTCPServer, IdHTTPProxyServer, IdBaseComponent,
  IdComponent, IdCustomTCPServer, IdCustomHTTPServer, IdHTTPServer, IdContext,
  IdTCPConnection, IdTCPClient, IdHTTP, StdCtrls;

type
  TForm1 = class(TForm)
    Server: TIdHTTPServer;
    HTTP: TIdHTTP;
    ListBox1: TListBox;
    GroupBox1: TGroupBox;
    Button1: TButton;
    Edit1: TEdit;
    Label1: TLabel;
    Label2: TLabel;
    Edit2: TEdit;
    CheckBox1: TCheckBox;
    CheckBox2: TCheckBox;
    procedure ServerCommandGet(AContext: TIdContext;
      ARequestInfo: TIdHTTPRequestInfo;
      AResponseInfo: TIdHTTPResponseInfo);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
    procedure Button1Click(Sender: TObject);
    procedure ServerConnect(AContext: TIdContext);
    procedure ServerDisconnect(AContext: TIdContext);
  private
    { Private-Deklarationen }
  public
    { Public-Deklarationen }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.ServerCommandGet(AContext: TIdContext;
  ARequestInfo: TIdHTTPRequestInfo; AResponseInfo: TIdHTTPResponseInfo);
var
  URL, stuff: string;
begin
  URL := 'http://'+ARequestInfo.Host+ARequestInfo.Document;
  try
    while HTTP.Tag=1 do Application.ProcessMessages;
    HTTP.Tag:=1;
    stuff := HTTP.Get(URL);
    AResponseInfo.ContentText := stuff;
    AResponseInfo.ContentType := HTTP.Response.ContentType;
    HTTP.Tag:=0;
    application.ProcessMessages;
  except
    listbox1.Items.insert(0,'Error');
  end;
  listbox1.Items.Insert(0,URL+' Forwarded');
end;

procedure TForm1.FormClose(Sender: TObject; var Action: TCloseAction);
begin
server.active := false;
end;

procedure TForm1.Button1Click(Sender: TObject);
begin
server.DefaultPort := strtoint(edit1.text);
server.maxconnections := strtoint(edit2.text);
if checkbox1.Checked = true then
 server.AutoStartSession := true;
if checkbox2.Checked = true then
 server.KeepAlive := true;
edit1.enabled := false;
button1.Enabled := false;
edit2.Enabled := false;
checkbox1.enabled := false;
checkbox2.enabled := false;
server.Active := true;
end;

procedure TForm1.ServerConnect(AContext: TIdContext);
begin
listbox1.Items.insert(0,'Connected');
end;

procedure TForm1.ServerDisconnect(AContext: TIdContext);
begin
listbox1.Items.insert(0,'Disconnected');
end;

end.
/////////////////////////////////////////////////