------------------------------------------------------------------------------
--                              Ada Web Server                              --
--                                                                          --
--                     Copyright (C) 2004-2012, AdaCore                     --
--                                                                          --
--  This is free software;  you can redistribute it  and/or modify it       --
--  under terms of the  GNU General Public License as published  by the     --
--  Free Software  Foundation;  either version 3,  or (at your option) any  --
--  later version.  This software is distributed in the hope  that it will  --
--  be useful, but WITHOUT ANY WARRANTY;  without even the implied warranty --
--  of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU     --
--  General Public License for  more details.                               --
--                                                                          --
--  You should have  received  a copy of the GNU General  Public  License   --
--  distributed  with  this  software;   see  file COPYING3.  If not, go    --
--  to http://www.gnu.org/licenses for a complete copy of the license.      --
------------------------------------------------------------------------------

with Ada.Text_IO;
with Ada.Exceptions;

with AWS.Client;
with AWS.Exceptions;
with AWS.Log;
with AWS.Server.Status;
with AWS.Status;
with AWS.MIME;
with AWS.Response;
with AWS.Parameters;
with AWS.Messages;
with AWS.Utils;

procedure Upload4 is

   use Ada;
   use Ada.Text_IO;
   use AWS;

   function CB (Request : Status.Data) return Response.Data;

   procedure Error
     (E      : Ada.Exceptions.Exception_Occurrence;
      Log    : in out AWS.Log.Object;
      Error  : AWS.Exceptions.Data;
      Answer : in out Response.Data);

   HTTP : AWS.Server.HTTP;

   -----------
   -- Error --
   -----------

   procedure Error
     (E      : Ada.Exceptions.Exception_Occurrence;
      Log    : in out AWS.Log.Object;
      Error  : AWS.Exceptions.Data;
      Answer : in out Response.Data) is
   begin
      Put_Line (Ada.Exceptions.Exception_Message (E));
   end Error;

   --------
   -- CB --
   --------

   function CB (Request : Status.Data) return Response.Data is
      URI    : constant String          := Status.URI (Request);
      P_List : constant Parameters.List := Status.Parameters (Request);
   begin
      if URI = "/upload" then
         return Response.Build (MIME.Text_HTML, "NOK, should not be called");

      else
         Put_Line ("Unknown URI " & URI);
         return Response.Build
           (MIME.Text_HTML, URI & " not found", Messages.S404);
      end if;
   end CB;

   -------------
   -- Request --
   -------------

   procedure Request (URL : String; Filename : String) is
      R : Response.Data;
   begin
      R := Client.Upload (URL, Filename);
   end Request;

begin
   Put_Line ("Start main, wait for server to start...");

   Server.Set_Unexpected_Exception_Handler (HTTP, Error'Unrestricted_Access);

   Server.Start
     (HTTP, "upload4",
      CB'Unrestricted_Access,
      Port             => 0,
      Max_Connection   => 5);

   Put_Line ("Server started");
   New_Line;

   Request (AWS.Server.Status.Local_URL (HTTP) & "/upload", "test.out");

   Server.Shutdown (HTTP);

exception
   when E : others =>
      Put_Line ("Main Error " & Ada.Exceptions.Exception_Information (E));
      Server.Shutdown (HTTP);
end Upload4;