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135 lines
3.5 KiB
135 lines
3.5 KiB
/*
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* $Id: CacheAnnounce.cpp 206 2007-02-05 14:45:07Z sayer $
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*
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* Copyright (C) 2002-2003 Fhg Fokus
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* Copyright (C) 2007 iptego GmbH
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*
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* This file is part of sems, a free SIP media server.
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*
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* sems is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* For a license to use the sems software under conditions
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* other than those described here, or to purchase support for this
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* software, please contact iptel.org by e-mail at the following addresses:
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* info@iptel.org
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*
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* sems 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. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "CacheAnnounce.h"
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#include "AmConfig.h"
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#include "AmUtils.h"
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#include "sems.h"
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#include "log.h"
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#define MOD_NAME "cacheannounce"
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EXPORT_SESSION_FACTORY(CacheAnnounceFactory,MOD_NAME);
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string CacheAnnounceFactory::AnnouncePath;
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string CacheAnnounceFactory::AnnounceFile;
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CacheAnnounceFactory::CacheAnnounceFactory(const string& _app_name)
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: AmSessionFactory(_app_name)
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{
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}
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int CacheAnnounceFactory::onLoad()
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{
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AmConfigReader cfg;
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if(cfg.loadFile(AmConfig::ModConfigPath + string(MOD_NAME ".conf")))
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return -1;
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// get application specific global parameters
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configureModule(cfg);
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AnnouncePath = cfg.getParameter("announce_path",ANNOUNCE_PATH);
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if( !AnnouncePath.empty()
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&& AnnouncePath[AnnouncePath.length()-1] != '/' )
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AnnouncePath += "/";
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AnnounceFile = cfg.getParameter("default_announce",ANNOUNCE_FILE);
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string announce_file = AnnouncePath + AnnounceFile;
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if(!file_exists(announce_file)){
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ERROR("default file for cacheannounce module does not exist ('%s').\n",
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announce_file.c_str());
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return -1;
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}
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if (ann_cache.load(announce_file)) {
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ERROR("file '%s' could not be cached.\n",
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announce_file.c_str());
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return -1;
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}
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return 0;
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}
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AmSession* CacheAnnounceFactory::onInvite(const AmSipRequest& req)
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{
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return new CacheAnnounceDialog(&ann_cache);
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}
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CacheAnnounceDialog::CacheAnnounceDialog(AmFileCache* announce)
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: announce(announce)
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{
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}
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CacheAnnounceDialog::~CacheAnnounceDialog()
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{
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}
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void CacheAnnounceDialog::onSessionStart(const AmSipRequest& req)
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{
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DBG("CacheAnnounceDialog::onSessionStart\n");
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startSession();
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}
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void CacheAnnounceDialog::onSessionStart(const AmSipReply& rep)
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{
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DBG("CacheAnnounceDialog::onSessionStart (SEMS originator mode)\n");
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startSession();
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}
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void CacheAnnounceDialog::startSession(){
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setDtmfDetectionEnabled(false);
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wav_file.reset(new AmCachedAudioFile(announce));
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if (!wav_file->is_good())
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throw AmSession::Exception(500, "Internal Err");
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setOutput(wav_file.get());
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}
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void CacheAnnounceDialog::onBye(const AmSipRequest& req)
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{
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DBG("onBye: stopSession\n");
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setStopped();
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}
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void CacheAnnounceDialog::process(AmEvent* event)
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{
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AmAudioEvent* audio_event = dynamic_cast<AmAudioEvent*>(event);
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if(audio_event && (audio_event->event_id == AmAudioEvent::cleared)){
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dlg.bye();
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setStopped();
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return;
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}
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AmSession::process(event);
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}
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