/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set et sw=2 ts=2: */
/***************************************************************************
 *            http.cc
 *
 *  Fri Feb 24 07:58:48 CET 2012
 *  Copyright 2012 Bent Bisballe Nyeng
 *  deva@aasimon.org
 ****************************************************************************/

/*
 *  This file is part of Munia.
 *
 *  Munia is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  Munia 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
 *  along with Munia; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
 */
#include "http.h"

#include <stdio.h>
#include <string.h>

#include "hugin.hpp"

int callback_http(struct libwebsocket_context * context,
                  struct libwebsocket *wsi,
                  enum libwebsocket_callback_reasons reason, void *user,
                  void *i, size_t len)
{
  char *in = (char*)i;
  //	char client_name[128];
  //	char client_ip[128];

	switch(reason) {
	case LWS_CALLBACK_HTTP:
		DEBUG(httpd,"serving HTTP URI %s\n", (char *)in);

    while(*in == '/') in++; // skip trailing slashes

    // add favicon later
		if(in && strcmp((const char *)in, "favicon.ico") == 0) {
			if(libwebsockets_serve_http_file(context, wsi,
                                       LOCAL_RESOURCE_PATH"/favicon.ico",
                                       "image/x-icon"))
				DEBUG(httpd,"Failed to send favicon\n");
			break;
		}

    // css
		if(in && strcmp((const char *)in, "munia.css") == 0) {
			if(libwebsockets_serve_http_file(context, wsi,
                                       LOCAL_RESOURCE_PATH"/munia.css",
                                       "text/css"))
				DEBUG(httpd,"Failed to send css\n");
			break;
		}

    // script
		if(in && strcmp((const char *)in, "proto.js") == 0) {
			if(libwebsockets_serve_http_file(context, wsi,
                                       LOCAL_RESOURCE_PATH"/proto.js",
                                       "text/javascript"))
				DEBUG(httpd,"Failed to send javascript\n");
			break;
		}

		if(in && strcmp((const char *)in, "handler.js") == 0) {
			if(libwebsockets_serve_http_file(context, wsi,
                                       LOCAL_RESOURCE_PATH"/handler.js",
                                       "text/javascript"))
				DEBUG(httpd,"Failed to send javascript\n");
			break;
		}

		if(in && strcmp((const char *)in, "view.js") == 0) {
			if(libwebsockets_serve_http_file(context, wsi,
                                       LOCAL_RESOURCE_PATH"/view.js",
                                       "text/javascript"))
				DEBUG(httpd,"Failed to send javascript\n");
			break;
		}

		if(in && strcmp((const char *)in, "task.js") == 0) {
			if(libwebsockets_serve_http_file(context, wsi,
                                       LOCAL_RESOURCE_PATH"/task.js",
                                       "text/javascript"))
				DEBUG(httpd,"Failed to send javascript\n");
			break;
		}


		/* send the script... when it runs it'll start websockets */
		if(libwebsockets_serve_http_file(context, wsi,
                                     LOCAL_RESOURCE_PATH"/munia.html",
                                     "text/html"))
			DEBUG(httpd,"Failed to send HTTP file\n");
		break;

	/*
	 * callback for confirming to continue with client IP appear in
	 * protocol 0 callback since no websocket protocol has been agreed
	 * yet.  You can just ignore this if you won't filter on client IP
	 * since the default uhandled callback return is 0 meaning let the
	 * connection continue.
	 */

	case LWS_CALLBACK_FILTER_NETWORK_CONNECTION:
    /*
		libwebsockets_get_peer_addresses((int)(long)user,
                                     client_name,
                                     sizeof(client_name),
                                     client_ip,
                                     sizeof(client_ip));
		DEBUG(httpd,"Received network connect from %s (%s)\n",
          client_name, client_ip);
    */
		/* if we returned non-zero from here, we kill the connection */
		break;

	default:
		break;
	}
  
	return 0;
}