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146 | ------------------------------------------------------------------------------
-- Ada Web Server --
-- --
-- Copyright (C) 2000-2014, AdaCore --
-- --
-- This library 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 library 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. --
-- --
-- As a special exception under Section 7 of GPL version 3, you are --
-- granted additional permissions described in the GCC Runtime Library --
-- Exception, version 3.1, as published by the Free Software Foundation. --
-- --
-- You should have received a copy of the GNU General Public License and --
-- a copy of the GCC Runtime Library Exception along with this program; --
-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
-- <http://www.gnu.org/licenses/>. --
-- --
-- As a special exception, if other files instantiate generics from this --
-- unit, or you link this unit with other files to produce an executable, --
-- this unit does not by itself cause the resulting executable to be --
-- covered by the GNU General Public License. This exception does not --
-- however invalidate any other reasons why the executable file might be --
-- covered by the GNU Public License. --
------------------------------------------------------------------------------
with Ada.Strings.Fixed;
with Ada.Strings.Maps;
with Ada.Strings.Unbounded;
with AWS.Config;
with AWS.MIME;
with AWS.Resources;
with AWS.Server;
with AWS.Services.Directory;
with AWS.Templates;
with AWS.Utils;
package body AWS.Services.Page_Server is
use Ada.Strings.Unbounded;
Browse_Directory : Boolean := False;
Cache_Option : Unbounded_String;
-- Store the cache options to be sent
--------------
-- Callback --
--------------
function Callback (Request : Status.Data) return Response.Data is
use Ada.Strings;
use type Templates.Translate_Set;
WWW_Root : String renames Config.WWW_Root
(Server.Config (Server.Get_Current.all));
URI : constant String := Status.URI (Request);
Filename : constant String := WWW_Root & URI (2 .. URI'Last);
begin
if Resources.Is_Regular_File (Filename) then
if Cache_Option /= Null_Unbounded_String then
return Response.File
(Content_Type => MIME.Content_Type (Filename),
Filename => Filename,
Cache_Control => Messages.Cache_Option
(To_String (Cache_Option)));
else
return Response.File
(Content_Type => MIME.Content_Type (Filename),
Filename => Filename);
end if;
elsif Browse_Directory and then Utils.Is_Directory (Filename) then
declare
Directory_Browser_Page : constant String :=
Config.Directory_Browser_Page
(Server.Config
(Server.Get_Current.all));
begin
if Cache_Option /= Null_Unbounded_String then
return Response.Build
(Content_Type => MIME.Text_HTML,
Message_Body =>
Services.Directory.Browse
(Filename, Directory_Browser_Page, Request),
Cache_Control => Messages.Cache_Option
(To_String (Cache_Option)));
else
return Response.Build
(Content_Type => MIME.Text_HTML,
Message_Body =>
Services.Directory.Browse
(Filename, Directory_Browser_Page, Request));
end if;
end;
else
if Resources.Is_Regular_File (WWW_Root & "404.thtml") then
-- Here we return the 404.thtml page if found. Note that on
-- Microsoft IE this page will be displayed only if the total
-- page size is bigger than 512 bytes or if it includes at
-- leat one image.
return Response.Acknowledge
(Messages.S404,
Templates.Parse
(WWW_Root & "404.thtml",
+Templates.Assoc ("PAGE", URI)));
else
return Response.Acknowledge
(Messages.S404,
"<p>Page '"
-- Replace HTML control characters to the HTML inactive symbols
-- to avoid correct HTML pages initiated from the client side.
-- See http://www.securityfocus.com/bid/7596
& Fixed.Translate (URI, Maps.To_Mapping ("<>&", "{}@"))
& "' Not found.");
end if;
end if;
end Callback;
------------------------
-- Directory_Browsing --
------------------------
procedure Directory_Browsing (Activated : Boolean) is
begin
Browse_Directory := Activated;
end Directory_Browsing;
-----------------------
-- Set_Cache_Control --
-----------------------
procedure Set_Cache_Control (Data : Messages.Cache_Data) is
begin
Cache_Option :=
To_Unbounded_String (String (Messages.To_Cache_Option (Data)));
end Set_Cache_Control;
end AWS.Services.Page_Server;
|