summaryrefslogtreecommitdiff
path: root/sd/source/ui/remotecontrol/Server.cxx
blob: af4170aed6ddad94be47bf3d157d16dba0e2c767 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
/* -*- 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 <comphelper/processfactory.hxx>

#include "sddll.hxx"

#include "DiscoveryService.hxx"
#include "ImagePreparer.hxx"
#include "Listener.hxx"
#include "Receiver.hxx"
#include "RemoteServer.hxx"

using namespace std;
using namespace sd;
using namespace ::com::sun::star;
using rtl::OString;
using namespace ::osl;

// struct ClientInfoInternal:
//     ClientInfo
// {
//     osl::StreamSocket mStreamSocket;
//     rtl::OUString mPin;
//     ClientInfoInternal( const rtl::OUString rName,
//                         const rtl::OUString rAddress,
//                         osl::StreamSocket &rSocket, rtl::OUString rPin ):
//             ClientInfo( rName, rAddress ),
//             mStreamSocket( rSocket ),
//             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
    }

    if ( !mSocket.listen(3) )
    {
        // Error listening
    }
    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 );
            mAvailableClients.push_back( new ClientInfoInternal(
                    OStringToOUString( aName, RTL_TEXTENCODING_UTF8 ),
                    aAddress, pSocket, OStringToOUString( aPin,
                    RTL_TEXTENCODING_UTF8 ) ) );

            // Read off any additional non-empty lines
            do
            {
                pSocket->readLine( aLine );
            }
            while ( aLine.getLength() > 0 );
        } else {
            delete pSocket;
        }
    }

}

RemoteServer *sd::RemoteServer::spServer = NULL;

void RemoteServer::setup()
{
    if (spServer)
        return;

    spServer = new RemoteServer();
    spServer->launch();
}


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()
{
    if ( !spServer )
        std::vector<ClientInfo*>();
    MutexGuard aGuard( spServer->mDataMutex );
    std::vector<ClientInfo*> aClients;
    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 ) )
    {
        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;
            }
        }
        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: */