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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#include <stdlib.h>
#include <algorithm>
#include <vector>
#include "officecfg/Office/Common.hxx"
#include "officecfg/Office/Impress.hxx"
#include <com/sun/star/container/XNameAccess.hpp>
#include <com/sun/star/container/XNameContainer.hpp>
#include <com/sun/star/uno/Sequence.hxx>
#include <comphelper/processfactory.hxx>
#include <comphelper/configuration.hxx>
#include "sddll.hxx"
#include "DiscoveryService.hxx"
#include "ImagePreparer.hxx"
#include "Listener.hxx"
#include "Receiver.hxx"
#include "RemoteServer.hxx"
#include "BluetoothServer.hxx"
using namespace std;
using namespace sd;
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::lang;
using rtl::OString;
using namespace ::osl;
using namespace ::comphelper;
namespace sd {
/**
* Used to keep track of clients that have attempted to connect, but haven't
* yet been approved.
*/
struct ClientInfoInternal:
ClientInfo
{
BufferedStreamSocket *mpStreamSocket;
rtl::OUString mPin;
ClientInfoInternal( const rtl::OUString rName,
const rtl::OUString rAddress,
BufferedStreamSocket *pSocket, rtl::OUString rPin ):
ClientInfo( rName, rAddress ),
mpStreamSocket( pSocket ),
mPin( rPin ) {}
};
}
RemoteServer::RemoteServer() :
Thread( "RemoteServerThread" ),
mSocket(),
mDataMutex(),
mCommunicators(),
mAvailableClients()
{
}
RemoteServer::~RemoteServer()
{
}
void RemoteServer::execute()
{
osl::SocketAddr aAddr( "0", PORT );
if ( !mSocket.bind( aAddr ) )
{
// Error binding
return;
}
if ( !mSocket.listen(3) )
{
// Error listening
return;
}
while ( true )
{
StreamSocket aSocket;
if ( mSocket.acceptConnection( aSocket ) == osl_Socket_Error )
{
return; // Closed, or other issue.
}
BufferedStreamSocket *pSocket = new BufferedStreamSocket( aSocket);
OString aLine;
if ( pSocket->readLine( aLine)
&& aLine.equals( "LO_SERVER_CLIENT_PAIR" ) &&
pSocket->readLine( aLine ) )
{
OString aName( aLine );
if ( ! pSocket->readLine( aLine ) ) delete pSocket;
OString aPin( aLine );
SocketAddr aClientAddr;
pSocket->getPeerAddr( aClientAddr );
OUString aAddress = aClientAddr.getHostname();
MutexGuard aGuard( mDataMutex );
ClientInfoInternal* pClient = new ClientInfoInternal(
OStringToOUString( aName, RTL_TEXTENCODING_UTF8 ),
aAddress, pSocket, OStringToOUString( aPin,
RTL_TEXTENCODING_UTF8 ) );
mAvailableClients.push_back( pClient );
// Read off any additional non-empty lines
// We know that we at least have the empty termination line to read.
do
{
pSocket->readLine( aLine );
}
while ( aLine.getLength() > 0 );
// Check if we already have this server.
Reference< XNameAccess > xConfig = officecfg::Office::Impress::Misc::AuthorisedRemotes::get();
Sequence< OUString > aNames = xConfig->getElementNames();
for ( int i = 0; i < aNames.getLength(); i++ )
{
if ( aNames[i].equals( pClient->mName ) )
{
Reference<XNameAccess> xSetItem( xConfig->getByName(aNames[i]), UNO_QUERY );
Any axPin(xSetItem->getByName("PIN"));
OUString sPin;
axPin >>= sPin;
if ( sPin.equals( pClient->mPin ) ) {
connectClient( pClient, sPin );
}
break;
}
}
pSocket->write( "LO_SERVER_VALIDATING_PIN\n\n",
strlen( "LO_SERVER_VALIDATING_PIN\n\n" ) );
} else {
delete pSocket;
}
}
}
RemoteServer *sd::RemoteServer::spServer = NULL;
void RemoteServer::setup()
{
if (spServer)
return;
spServer = new RemoteServer();
spServer->launch();
sd::BluetoothServer::setup( &(spServer->mCommunicators) );
}
void RemoteServer::presentationStarted( const css::uno::Reference<
css::presentation::XSlideShowController > &rController )
{
if ( !spServer )
return;
MutexGuard aGuard( spServer->mDataMutex );
for ( vector<Communicator*>::const_iterator aIt = spServer->mCommunicators.begin();
aIt != spServer->mCommunicators.end(); ++aIt )
{
(*aIt)->presentationStarted( rController );
}
}
void RemoteServer::presentationStopped()
{
if ( !spServer )
return;
MutexGuard aGuard( spServer->mDataMutex );
for ( vector<Communicator*>::const_iterator aIt = spServer->mCommunicators.begin();
aIt != spServer->mCommunicators.end(); ++aIt )
{
(*aIt)->disposeListener();
}
}
void RemoteServer::removeCommunicator( Communicator* mCommunicator )
{
if ( !spServer )
return;
MutexGuard aGuard( spServer->mDataMutex );
for ( vector<Communicator*>::iterator aIt = spServer->mCommunicators.begin();
aIt != spServer->mCommunicators.end(); ++aIt )
{
if ( mCommunicator == *aIt )
{
spServer->mCommunicators.erase( aIt );
break;
}
}
}
std::vector<ClientInfo*> RemoteServer::getClients()
{
std::vector<ClientInfo*> aClients;
if ( !spServer )
return aClients;
MutexGuard aGuard( spServer->mDataMutex );
aClients.assign( spServer->mAvailableClients.begin(),
spServer->mAvailableClients.end() );
return aClients;
}
sal_Bool RemoteServer::connectClient( ClientInfo* pClient, rtl::OUString aPin )
{
if ( !spServer )
return false;
ClientInfoInternal *apClient = (ClientInfoInternal*) pClient;
if ( apClient->mPin.equals( aPin ) )
{
// Save in settings first
boost::shared_ptr< ConfigurationChanges > aChanges = ConfigurationChanges::create();
Reference< XNameContainer > xConfig = officecfg::Office::Impress::Misc::AuthorisedRemotes::get( aChanges );
Reference<XSingleServiceFactory> xChildFactory (
xConfig, UNO_QUERY);
Reference<XNameReplace> xChild( xChildFactory->createInstance(), UNO_QUERY);
Any aValue;
if (xChild.is())
{
// Check whether the client is already saved
bool aSaved = false;
Sequence< OUString > aNames = xConfig->getElementNames();
for ( int i = 0; i < aNames.getLength(); i++ )
{
if ( aNames[i].equals( apClient->mName ) )
{
xConfig->replaceByName( apClient->mName, makeAny( xChild ) );
aSaved = true;
break;
}
}
if ( !aSaved )
xConfig->insertByName( apClient->mName, makeAny( xChild ) );
aValue <<= OUString( apClient->mPin );
xChild->replaceByName("PIN", aValue);
aChanges->commit();
}
Communicator* pCommunicator = new Communicator( apClient->mpStreamSocket );
MutexGuard aGuard( spServer->mDataMutex );
spServer->mCommunicators.push_back( pCommunicator );
for ( vector<ClientInfoInternal*>::iterator aIt = spServer->mAvailableClients.begin();
aIt != spServer->mAvailableClients.end(); ++aIt )
{
if ( pClient == *aIt )
{
spServer->mAvailableClients.erase( aIt );
break;
}
}
pCommunicator->launch();
return true;
}
else
{
return false;
}
}
void SdDLL::RegisterRemotes()
{
// Disable unless in experimental mode for now
uno::Reference< uno::XComponentContext > xContext = comphelper::getProcessComponentContext();
if (!xContext.is() || !officecfg::Office::Common::Misc::ExperimentalMode::get(xContext))
return;
sd::RemoteServer::setup();
sd::DiscoveryService::setup();
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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