151 lines
3.5 KiB
C++
151 lines
3.5 KiB
C++
/**
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* assist.cpp
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* This file is part of the YATE Project http://YATE.null.ro
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*
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* Common C++ base classes for PBX related plugins
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*
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* Yet Another Telephony Engine - a fully featured software PBX and IVR
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* Copyright (C) 2004-2014 Null Team
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*
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* This software is distributed under multiple licenses;
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* see the COPYING file in the main directory for licensing
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* information for this specific distribution.
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*
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* This use of this software may be subject to additional restrictions.
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* See the LEGAL file in the main directory for details.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*/
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#include <yatepbx.h>
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using namespace TelEngine;
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bool ChanAssistList::received(Message& msg, int id)
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{
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String* chanId = msg.getParam("id");
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if (!chanId || chanId->null())
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return (id < Private) && Module::received(msg,id);
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Lock mylock(this);
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RefPointer <ChanAssist> ca = find(*chanId);
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switch (id) {
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case Startup:
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if (ca) {
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Debug(this,DebugNote,"Channel '%s' already assisted!",chanId->c_str());
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mylock.drop();
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ca->msgStartup(msg);
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return false;
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}
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ca = create(msg,*chanId);
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if (ca) {
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m_calls.append(ca);
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mylock.drop();
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ca->msgStartup(msg);
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}
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return false;
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case Hangup:
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if (ca) {
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removeAssist(ca);
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mylock.drop();
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ca->msgHangup(msg);
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ca->deref();
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ca = 0;
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}
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return false;
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case Execute:
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if (ca) {
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mylock.drop();
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ca->msgExecute(msg);
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return false;
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}
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ca = create(msg,*chanId);
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if (ca) {
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m_calls.append(ca);
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mylock.drop();
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ca->msgStartup(msg);
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ca->msgExecute(msg);
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}
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return false;
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case Disconnected:
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mylock.drop();
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return ca && ca->msgDisconnect(msg,msg.getValue("reason"));
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default:
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mylock.drop();
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if (ca)
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return received(msg,id,ca);
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return (id < Private) && Module::received(msg,id);
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}
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}
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void ChanAssistList::removeAssist(ChanAssist* assist)
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{
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lock();
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m_calls.remove(assist,false);
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unlock();
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}
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void ChanAssistList::initialize()
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{
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Module::initialize();
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if (m_first) {
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m_first = false;
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init();
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}
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}
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bool ChanAssistList::received(Message& msg, int id, ChanAssist* assist)
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{
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return false;
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}
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void ChanAssistList::init(int priority)
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{
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installRelay(Execute,priority);
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Engine::install(new MessageRelay("chan.startup",this,Startup,priority,name()));
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Engine::install(new MessageRelay("chan.hangup",this,Hangup,priority,name()));
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Engine::install(new MessageRelay("chan.disconnected",this,Disconnected,priority,name()));
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}
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ChanAssist::~ChanAssist()
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{
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Debug(list(),DebugAll,"Assistant for '%s' deleted",id().c_str());
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if (list())
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list()->removeAssist(this);
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}
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void ChanAssist::msgStartup(Message& msg)
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{
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Debug(list(),DebugInfo,"Assistant for '%s' startup",id().c_str());
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}
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void ChanAssist::msgHangup(Message& msg)
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{
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Debug(list(),DebugInfo,"Assistant for '%s' hangup",id().c_str());
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}
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void ChanAssist::msgExecute(Message& msg)
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{
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Debug(list(),DebugInfo,"Assistant for '%s' execute",id().c_str());
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}
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bool ChanAssist::msgDisconnect(Message& msg, const String& reason)
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{
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Debug(list(),DebugInfo,"Assistant for '%s' disconnected, reason '%s'",
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id().c_str(),reason.c_str());
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return false;
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}
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RefPointer<CallEndpoint> ChanAssist::locate(const String& id)
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{
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if (id.null())
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return 0;
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Message m("chan.locate");
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m.addParam("id",id);
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return static_cast<CallEndpoint*>(Engine::dispatch(m) ? m.userData() : 0);
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}
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/* vi: set ts=8 sw=4 sts=4 noet: */
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