opendcall.cxx

SIP（Session Initiation Protocol）是由IETF定义

/* ====================================================================
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 * Copyright (c) 2000 Vovida Networks, Inc.  All rights reserved.
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 *    distribution.
 * 
 * 3. The names "VOCAL", "Vovida Open Communication Application Library",
 *    and "Vovida Open Communication Application Library (VOCAL)" must
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static const char* const OpEndCall_cxx_Version =
    "$Id: OpEndCall.cxx,v 1.28 2002/11/09 02:13:07 derekm Exp $";

#include "global.h"
#include "SipEvent.hxx"
#include "ByeMsg.hxx"
#include "StatusMsg.hxx"
#include "OpEndCall.hxx"
#include "UaStateMachine.hxx"
#include "UaCallInfo.hxx"
#include "UaDevice.hxx"
#include "UaConfiguration.hxx"
#include "UaCallContainer.hxx"
#include "UaCommandLine.hxx"  

#ifdef HAS_RSVPLIB
#include "SuaRsvp.hxx"
#endif

#ifndef NO_POLICY
#include "PepAgent.hxx"
#endif


using namespace Vocal;


OpEndCall::OpEndCall()
{
}


OpEndCall::~OpEndCall()
{
}


const char* const
OpEndCall::name() const
{
    return "OpEndCall";
}


const Sptr < State >
OpEndCall::process( const Sptr < SipProxyEvent > event )
{
    cpLog( LOG_DEBUG, "OpEndCall operation" );

    Sptr < SipEvent > sipEvent;
    sipEvent.dynamicCast( event );
    if ( sipEvent == 0 )
    {
        return 0;
    }
    Sptr < SipMsg > sipMsg = sipEvent->getSipMsg();
    assert( sipMsg != 0 );

    Sptr < ByeMsg > msg;
    msg.dynamicCast( sipMsg );
    if ( msg == 0 )
    {
        return 0;
    }
    cpLog( LOG_DEBUG, "End Call" );

    StatusMsg status( *msg, 200/*OK*/ );
    sipEvent->getSipStack()->sendReply( status );

    Sptr < UaCallInfo > call;
    call.dynamicCast( event->getCallInfo() );
    assert( call != 0 );

    Sptr < Contact > curContact;
    Sptr < Contact > byeContact;

    curContact = call->getContact();
    assert( curContact != 0 );
    byeContact = call->findContact( *msg );

    if ( byeContact == 0 )
    {
        cpLog( LOG_DEBUG, "Bye message is not for a known contact" );
        return 0;
    }

    if ( *curContact != *byeContact )
    {
        cpLog( LOG_DEBUG, "Not current contact" );
        return 0;
    }


    // Show caller information
    if ( !UaCommandLine::instance()->getBoolOpt( "voicemail" ) )
    {
        cout << endl << VTime::strftime("%y/%m/%d %H:%M:%S")
             << " Call end " << msg->getFrom().encode().logData() << endl;
    }
    else
    {
        cpLog(LOG_DEBUG, "Call end: %s", msg->getFrom().encode().logData());
    }

#ifdef HAS_RSVPLIB
    // RSVP stuff ported from ol OpEndCall.cxx
    if ( UaConfiguration::instance()->getRsvpOn() )
    {
        UaDevice::instance()->getSuaRsvpSender().close();
        UaDevice::instance()->getSuaRsvpReserv().close();
    }
#endif

#ifndef NO_POLICY
    if ( UaConfiguration::instance()->getUsePolicyServer() )
    {
        cpLog(LOG_DEBUG,"Disable QoS handled by Marshal");
    }
#endif

    string nextState = "StateCallEnded";

    SipCallId callId = msg->getCallId();
    // do the following only if the call is on call waiting
    if ( UaDevice::instance()->isOnCallWaiting( callId ) )
    {
        // delete the call from call container
        Sptr < UaCallContainer > calls;
        calls.dynamicCast( event->getCallContainer() );
        assert( calls != 0 );
        calls->deleteCall( callId );

        UaDevice::instance()->removeCallWaitingId( callId );
        nextState = "StateIdle";
        if ( !UaCommandLine::instance()->getBoolOpt( "voicemail" ) )
        {
            cout << endl << "no more calls on call waiting" << endl;
        }
    }

    Sptr < UaStateMachine > stateMachine;
    stateMachine.dynamicCast( event->getCallInfo()->getFeature() );
    assert( stateMachine != 0 );

    return stateMachine->findState( nextState );
}


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