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requestfactory.cpp 3.94 KiB
/**
* Copyright (C) 2005 Savoir-Faire Linux inc.
* Author: Yan Morin <yan.morin@savoirfairelinux.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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "requestfactory.h"
#include <stdexcept>
#include "request.h"
#include "requestconfig.h"
Request *
RequestFactory::create(const std::string& requestLine)
{
TokenList tList = _tokenizer.tokenize(requestLine);
TokenList::iterator iter = tList.begin();
// there is atleast one token (the command)
if (iter != tList.end()) {
std::string requestName = *iter;
tList.pop_front();
iter = tList.begin();
// there is atleast a second token (the sequenceId)
if (iter != tList.end() && iter->size() != 0 ) {
std::string sequenceId = *iter;
tList.pop_front();
try {
Request *r = create(requestName, sequenceId, tList);
return r;
} catch (...) {
// if the create return an exception
// we create a syntaxerror
}
}
}
return create("syntaxerror", "seq0", tList);
}
Request *
RequestFactory::create(
const std::string& requestName,
const std::string& sequenceId,
const TokenList& argList)
{
std::map< std::string, RequestCreatorBase * >::iterator pos = mRequests.find(requestName);
if(pos == mRequests.end()) {
pos = mRequests.find("syntaxerror");
if(pos == mRequests.end()) {
throw std::runtime_error("there's no request of that name");
}
}
return pos->second->create(sequenceId, argList);
}
template< typename T >
void
RequestFactory::registerRequest(const std::string &requestname)
{
std::map< std::string, RequestCreatorBase * >::iterator pos =
mRequests.find(requestname);
if(pos != mRequests.end()) {
delete pos->second;
mRequests.erase(pos);
}
mRequests.insert(std::make_pair(requestname, new RequestCreator< T >()));
}
void
RequestFactory::registerAll() {
registerRequest<RequestSyntaxError> ("syntaxerror");
registerRequest<RequestCall> ("call");
registerRequest<RequestAnswer> ("answer");
registerRequest<RequestRefuse> ("refuse");
registerRequest<RequestHold> ("hold");
registerRequest<RequestUnhold> ("unhold");
registerRequest<RequestHangup> ("hangup");
registerRequest<RequestHangupAll> ("hangupall");
registerRequest<RequestDTMF> ("senddtmf");
registerRequest<RequestPlayDtmf> ("playdtmf");
registerRequest<RequestPlayTone> ("playtone");
registerRequest<RequestTransfer> ("transfer");
registerRequest<RequestMute> ("mute");
registerRequest<RequestUnmute> ("unmute");
registerRequest<RequestVersion> ("version");
registerRequest<RequestQuit> ("quit");
// request config
registerRequest<RequestGetEvents> ("getevents");
registerRequest<RequestZeroconf> ("getzeroconf");
registerRequest<RequestZeroconfEvent>("getzeroconfevents");
registerRequest<RequestCallStatus> ("getcallstatus");
registerRequest<RequestConfigGetAll>("configgetall");
registerRequest<RequestConfigGet> ("configget");
registerRequest<RequestConfigSet> ("configset");
registerRequest<RequestConfigSave> ("configsave");
registerRequest<RequestList> ("list");
}