Fawkes API  Fawkes Development Version
request_dispatcher.h
00001 
00002 /***************************************************************************
00003  *  request_dispatcher.h - Web request dispatcher
00004  *
00005  *  Created: Mon Oct 13 22:44:33 2008
00006  *  Copyright  2006-2010  Tim Niemueller [www.niemueller.de]
00007  *
00008  ****************************************************************************/
00009 
00010 /*  This program is free software; you can redistribute it and/or modify
00011  *  it under the terms of the GNU General Public License as published by
00012  *  the Free Software Foundation; either version 2 of the License, or
00013  *  (at your option) any later version.
00014  *
00015  *  This program is distributed in the hope that it will be useful,
00016  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00017  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00018  *  GNU Library General Public License for more details.
00019  *
00020  *  Read the full text in the LICENSE.GPL file in the doc directory.
00021  */
00022 
00023 #ifndef __LIBS_WEBVIEW_REQUEST_DISPATCHER_H_
00024 #define __LIBS_WEBVIEW_REQUEST_DISPATCHER_H_
00025 
00026 #include <string>
00027 #include <map>
00028 #include <stdint.h>
00029 
00030 struct MHD_Connection;
00031 struct MHD_Response;
00032 
00033 namespace fawkes {
00034 #if 0 /* just to make Emacs auto-indent happy */
00035 }
00036 #endif
00037 
00038 class WebRequestProcessor;
00039 class WebUrlManager;
00040 class WebPageHeaderGenerator;
00041 class WebPageFooterGenerator;
00042 class StaticWebReply;
00043 class WebUserVerifier;
00044 
00045 class WebRequestDispatcher
00046 {
00047  public:
00048   WebRequestDispatcher(WebUrlManager *url_manager,
00049                        WebPageHeaderGenerator *headergen = 0,
00050                        WebPageFooterGenerator *footergen = 0);
00051   ~WebRequestDispatcher();
00052 
00053   static int process_request_cb(void *callback_data,
00054                                 struct MHD_Connection * connection,
00055                                 const char *url,
00056                                 const char *method,
00057                                 const char *version,
00058                                 const char *upload_data,
00059                                 size_t *upload_data_size,
00060                                 void  **session_data);
00061 
00062   void setup_basic_auth(const char *realm, WebUserVerifier *verifier);
00063 
00064  private:
00065   struct MHD_Response *  prepare_static_response(StaticWebReply *sreply);
00066   int queue_static_reply(struct MHD_Connection * connection,
00067                          StaticWebReply *sreply);
00068   int queue_basic_auth_fail(struct MHD_Connection * connection);
00069   int process_request(struct MHD_Connection * connection,
00070                       const char *url,
00071                       const char *method,
00072                       const char *version,
00073                       const char *upload_data,
00074                       size_t *upload_data_size,
00075                       void **session_data);
00076 
00077  private:
00078   WebUrlManager            *__url_manager;
00079 
00080   std::string               __active_baseurl;
00081   WebPageHeaderGenerator   *__page_header_generator;
00082   WebPageFooterGenerator   *__page_footer_generator;
00083 
00084   char                     *__realm;
00085   WebUserVerifier          *__user_verifier;
00086 };
00087 
00088 } // end namespace fawkes
00089 
00090 #endif