// httpd.hxx -- FGFS http property manager interface / external script
//              and control class
//
// Written by Curtis Olson, started June 2001.
//
// Copyright (C) 2001  Curtis L. Olson - http://www.flightgear.org/~curt
//
// Jpeg Image Support added August 2001
//  by Norman Vine - nhv@cape.com
//
// This program 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.
//
// This program 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 this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
//
// $Id: httpd.hxx,v 1.4 2006-12-17 18:40:17 fredb Exp $


#ifndef _FG_HTTPD_HXX
#define _FG_HTTPD_HXX

#ifdef HAVE_CONFIG_H
#  include <config.h>
#endif

#include <plib/netChat.h>

#include "protocol.hxx"


/* simple httpd server that makes an hasty stab at following the http
   1.1 rfc.  */

class HttpdChannel : public netChat
{

    netBuffer buffer ;

    string urlEncode(string);
    string urlDecode(string);

public:

    HttpdChannel() : buffer(512) { setTerminator("\r\n"); }

    virtual void collectIncomingData (const char* s, int n) {
        buffer.append(s,n);
    }

    // Handle the actual http request
    virtual void foundTerminator (void);
} ;


class HttpdServer : private netChannel
{
    virtual bool writable (void) { return false ; }

    virtual void handleAccept (void) {
        netAddress addr ;
        int handle = accept ( &addr ) ;
        SG_LOG( SG_IO, SG_INFO, "Client " << addr.getHost() << ":" << addr.getPort() << " connected" );

        HttpdChannel *hc = new HttpdChannel;
        hc->setHandle ( handle ) ;
    }

public:

    HttpdServer ( int port ) {
        open() ;
        bind( "", port );
        listen( 5 );

        printf( "Httpd server started on port %d\n", port ) ;
    }
};


class FGHttpd : public FGProtocol {

    int port;
    HttpdServer *server;
    
public:

    inline FGHttpd( int p ) { port = p; }

    inline ~FGHttpd() { }

    bool open();

    bool process();

    bool close();
};


#endif // _FG_HTTPD_HXX
