113 lines
2.8 KiB
C++
113 lines
2.8 KiB
C++
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/*
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Copyright (c) 2005-2009 by Jakob Schroeter <js@camaya.net>
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This file is part of the gloox library. http://camaya.net/gloox
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This software is distributed under a license. The full license
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agreement can be found in the file LICENSE in this distribution.
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This software may not be copied, modified, sold or distributed
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other than expressed in the named license agreement.
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This software is distributed without any warranty.
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*/
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#include "messageeventfilter.h"
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#include "messageeventhandler.h"
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#include "messagesession.h"
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#include "message.h"
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#include "messageevent.h"
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#include "error.h"
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namespace gloox
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{
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MessageEventFilter::MessageEventFilter( MessageSession* parent )
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: MessageFilter( parent ), m_messageEventHandler( 0 ), m_requestedEvents( 0 ),
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m_lastSent( MessageEventCancel ), m_disable( false )
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{
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}
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MessageEventFilter::~MessageEventFilter()
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{
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}
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void MessageEventFilter::filter( Message& msg )
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{
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if( m_disable || !m_messageEventHandler )
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return;
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if( msg.subtype() == Message::Error )
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{
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if( msg.error() && msg.error()->error() == StanzaErrorFeatureNotImplemented )
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m_disable = true;
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return;
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}
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const MessageEvent* me = msg.findExtension<MessageEvent>( ExtMessageEvent );
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if( !me )
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{
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m_requestedEvents = 0;
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m_lastID = EmptyString;
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return;
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}
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if( msg.body().empty() )
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m_messageEventHandler->handleMessageEvent( msg.from(), (MessageEventType)me->event() );
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else
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{
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m_lastID = msg.id();
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m_requestedEvents = 0;
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m_requestedEvents = me->event();
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}
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}
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void MessageEventFilter::raiseMessageEvent( MessageEventType event )
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{
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if( m_disable || ( !( m_requestedEvents & event ) && ( event != MessageEventCancel ) ) )
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return;
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switch( event )
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{
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case MessageEventOffline:
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case MessageEventDelivered:
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case MessageEventDisplayed:
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m_requestedEvents &= ~event;
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break;
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case MessageEventComposing:
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if( m_lastSent == MessageEventComposing )
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return;
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break;
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case MessageEventCancel:
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default:
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break;
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}
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m_lastSent = event;
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Message m( Message::Normal, m_parent->target() );
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m.addExtension( new MessageEvent( event, m_lastID ) );
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send( m );
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}
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void MessageEventFilter::decorate( Message& msg )
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{
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if( m_disable )
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return;
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msg.addExtension( new MessageEvent( MessageEventOffline | MessageEventDelivered |
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MessageEventDisplayed | MessageEventComposing ) );
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m_lastSent = MessageEventCancel;
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}
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void MessageEventFilter::registerMessageEventHandler( MessageEventHandler* meh )
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{
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m_messageEventHandler = meh;
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}
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void MessageEventFilter::removeMessageEventHandler()
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{
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m_messageEventHandler = 0;
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}
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}
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