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/*
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/*
2
 *
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 *
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 *  Copyright (C) 2010  Mattias Runge
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 *  Copyright (C) 2010  Mattias Runge
4
 *
4
 *
5
 *  This program is free software; you can redistribute it and/or modify
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 *  This program 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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 *  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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 *  the Free Software Foundation; either version 2 of the License, or
8
 *  (at your option) any later version.
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 *  (at your option) any later version.
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 *
9
 *
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 *  This program is distributed in the hope that it will be useful,
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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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 *  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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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 *  GNU General Public License for more details.
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 *  GNU General Public License for more details.
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 *
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 *
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 *  You should have received a copy of the GNU General Public License along
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 *  You should have received a copy of the GNU General Public License along
16
 *  with this program; if not, write to the Free Software Foundation, Inc.,
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 *  with this program; if not, write to the Free Software Foundation, Inc.,
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 *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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 *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 *
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 */
19
 */
20
 
20
 
21
#include "Manager.h"
21
#include "Manager.h"
22
 
22
 
23
#include <iostream>
23
#include <iostream>
24
 
24
 
25
#include <boost/lexical_cast.hpp>
25
#include <boost/lexical_cast.hpp>
26
#include <boost/bind.hpp>
26
#include <boost/bind.hpp>
27
#include <boost/cast.hpp>
27
#include <boost/cast.hpp>
28
 
28
 
29
namespace atom {
29
namespace atom {
30
namespace net {
30
namespace net {
31
 
31
 
32
Manager::Pointer Manager::instance_;
32
Manager::Pointer Manager::instance_;
33
   
33
   
34
Manager::Manager()
34
Manager::Manager()
35
{
35
{
36
}
36
}
37
 
37
 
38
Manager::~Manager()
38
Manager::~Manager()
39
{
39
{
40
    this->clients_.clear();
40
    this->clients_.clear();
41
}
41
}
42
 
42
 
43
Manager::Pointer Manager::Instance()
43
Manager::Pointer Manager::Instance()
44
{
44
{
45
    return Manager::instance_;
45
    return Manager::instance_;
46
}
46
}
47
 
47
 
48
void Manager::Create()
48
void Manager::Create()
49
{
49
{
50
    Manager::instance_ = Manager::Pointer(new Manager());
50
    Manager::instance_ = Manager::Pointer(new Manager());
51
}
51
}
52
 
52
 
53
void Manager::Delete()
53
void Manager::Delete()
54
{
54
{
55
    Manager::instance_.reset();
55
    Manager::instance_.reset();
56
}
56
}
57
 
57
 
58
void Manager::ConnectSlots(const SignalOnNewState::slot_type& slot_on_new_state, const SignalOnNewData::slot_type& slot_on_new_data)
58
void Manager::ConnectSlots(const SignalOnNewState::slot_type& slot_on_new_state, const SignalOnNewData::slot_type& slot_on_new_data)
59
{
59
{
60
    this->signal_on_new_state_.connect(slot_on_new_state);
60
    this->signal_on_new_state_.connect(slot_on_new_state);
61
    this->signal_on_new_data_.connect(slot_on_new_data);
61
    this->signal_on_new_data_.connect(slot_on_new_data);
62
}
62
}
63
 
63
 
64
void Manager::SlotOnNewState(ClientId client_id, ServerId server_id, ClientState client_state)
64
void Manager::SlotOnNewState(ClientId client_id, ServerId server_id, ClientState client_state)
65
{
65
{
66
    if (client_state == CLIENT_STATE_DISCONNECTED)
66
    if (client_state == CLIENT_STATE_DISCONNECTED)
67
    {
67
    {
68
        this->clients_.erase(client_id);
68
        this->clients_.erase(client_id);
69
    }
69
    }
70
    else if (client_state == CLIENT_STATE_ACCEPTED)
70
    else if (client_state == CLIENT_STATE_ACCEPTED)
71
    {
71
    {
72
        ClientList::iterator it = this->clients_.find(client_id);
72
        ClientList::iterator it = this->clients_.find(client_id);
73
       
73
       
74
        if (it != this->clients_.end())
74
        if (it != this->clients_.end())
75
        {
75
        {
76
            TcpClient::Pointer client = TcpClient::Pointer(new TcpClient(this->io_service_, this->GetFreeClientId(), it->second->GetServerId()));
76
            TcpClient::Pointer client = TcpClient::Pointer(new TcpClient(this->io_service_, this->GetFreeClientId(), it->second->GetServerId()));
77
           
77
           
78
            client->ConnectSlots(Client::SignalOnNewState::slot_type(&Manager::SlotOnNewState, this, _1, _2, _3).track(Manager::instance_),
78
            client->ConnectSlots(Client::SignalOnNewState::slot_type(&Manager::SlotOnNewState, this, _1, _2, _3).track(Manager::instance_),
79
                                 Client::SignalOnNewData::slot_type(&Manager::SlotOnNewData, this, _1, _2, _3).track(Manager::instance_));
79
                                 Client::SignalOnNewData::slot_type(&Manager::SlotOnNewData, this, _1, _2, _3).track(Manager::instance_));
80
           
80
           
81
            client->Accept(boost::polymorphic_downcast<TcpClient*>(it->second.get())->ReleaseAcceptor());
81
            client->Accept(boost::polymorphic_downcast<TcpClient*>(it->second.get())->ReleaseAcceptor());
82
           
82
           
83
            this->clients_[client->GetId()] = client;
83
            this->clients_[client->GetId()] = client;
84
           
84
           
85
            this->signal_on_new_state_(client_id, server_id, CLIENT_STATE_CONNECTED);
85
            this->signal_on_new_state_(client_id, server_id, CLIENT_STATE_CONNECTED);
86
            return;
86
            return;
87
        }
87
        }
88
        else
88
        else
89
        {
89
        {
90
            throw std::runtime_error("Accepted unknown client!");
90
            throw std::runtime_error("Accepted unknown client!");
91
        }
91
        }
92
    }
92
    }
93
   
93
   
94
    this->signal_on_new_state_(client_id, server_id, client_state);
94
    this->signal_on_new_state_(client_id, server_id, client_state);
95
}
95
}
96
 
96
 
97
void Manager::SlotOnNewData(ClientId client_id, ServerId server_id, type::Byteset data)
97
void Manager::SlotOnNewData(ClientId client_id, ServerId server_id, type::Byteset data)
98
{
98
{
99
    this->signal_on_new_data_(client_id, server_id, data);
99
    this->signal_on_new_data_(client_id, server_id, data);
100
}
100
}
101
 
101
 
102
ServerId Manager::GetFreeServerId()
102
ServerId Manager::GetFreeServerId()
103
{
103
{
104
    ServerId server_id = 1;
104
    ServerId server_id = 1;
105
   
105
   
106
    for (ClientList::iterator it = this->clients_.begin(); it != this->clients_.end(); it++)
106
    for (ClientList::iterator it = this->clients_.begin(); it != this->clients_.end(); it++)
107
    {
107
    {
108
        if (it->second->GetServerId() != server_id)
108
        if (it->second->GetServerId() != server_id)
109
        {
109
        {
110
            return server_id;
110
            return server_id;
111
        }
111
        }
112
       
112
       
113
        server_id++;
113
        server_id++;
114
    }
114
    }
115
   
115
   
116
    return server_id;
116
    return server_id;
117
}
117
}
118
 
118
 
119
ClientId Manager::GetFreeClientId()
119
ClientId Manager::GetFreeClientId()
120
{
120
{
121
    ClientId client_id = 1;
121
    ClientId client_id = 1;
122
   
122
   
123
    while (this->clients_.find(client_id) != this->clients_.end())
123
    while (this->clients_.find(client_id) != this->clients_.end())
124
    {
124
    {
125
        client_id++;
125
        client_id++;
126
    }
126
    }
127
   
127
   
128
    return client_id;
128
    return client_id;
129
}
129
}
130
 
130
 
131
ServerId Manager::StartServer(Protocol protocol, unsigned int port)
131
ServerId Manager::StartServer(Protocol protocol, unsigned int port)
132
{
132
{
133
    if (protocol != PROTOCOL_TCP)
133
    if (protocol != PROTOCOL_TCP)
134
    {
134
    {
135
        throw std::runtime_error("Can not start server for the Serial or UDP protocol!");
135
        throw std::runtime_error("Can not start server for the Serial or UDP protocol!");
136
        return 0;
136
        return 0;
137
    }
137
    }
138
   
138
   
139
    TcpClient::Pointer client = TcpClient::Pointer(new TcpClient(this->io_service_, this->GetFreeClientId(), this->GetFreeServerId()));
139
    TcpClient::Pointer client = TcpClient::Pointer(new TcpClient(this->io_service_, this->GetFreeClientId(), this->GetFreeServerId()));
140
   
140
   
141
    client->ConnectSlots(Client::SignalOnNewState::slot_type(&Manager::SlotOnNewState, this, _1, _2, _3).track(Manager::instance_),
141
    client->ConnectSlots(Client::SignalOnNewState::slot_type(&Manager::SlotOnNewState, this, _1, _2, _3).track(Manager::instance_),
142
                         Client::SignalOnNewData::slot_type(&Manager::SlotOnNewData, this, _1, _2, _3).track(Manager::instance_));
142
                         Client::SignalOnNewData::slot_type(&Manager::SlotOnNewData, this, _1, _2, _3).track(Manager::instance_));
143
   
143
   
144
    TcpClient::AcceptorPointer acceptor = TcpClient::AcceptorPointer(new boost::asio::ip::tcp::acceptor(this->io_service_, boost::asio::ip::tcp::endpoint(boost::asio::ip::tcp::v4(), port)));    
144
    TcpClient::AcceptorPointer acceptor = TcpClient::AcceptorPointer(new boost::asio::ip::tcp::acceptor(this->io_service_, boost::asio::ip::tcp::endpoint(boost::asio::ip::tcp::v4(), port)));    
145
 
145
 
146
    client->Accept(acceptor);
146
    client->Accept(acceptor);
147
   
147
   
148
    this->clients_[client->GetId()] = client;
148
    this->clients_[client->GetId()] = client;
149
   
149
   
150
    return client->GetServerId();
150
    return client->GetServerId();
151
}
151
}
152
 
152
 
153
ClientId Manager::Connect(Protocol protocol, std::string address, unsigned int port_or_baud)
153
ClientId Manager::Connect(Protocol protocol, std::string address, unsigned int port_or_baud)
154
{
154
{
155
    Client::Pointer client;
155
    Client::Pointer client;
156
   
156
   
157
    switch (protocol)
157
    switch (protocol)
158
    {
158
    {
159
        case PROTOCOL_TCP:
159
        case PROTOCOL_TCP:
160
        {
160
        {
161
            client = Client::Pointer(new TcpClient(this->io_service_, this->GetFreeClientId(), 0));
161
            client = Client::Pointer(new TcpClient(this->io_service_, this->GetFreeClientId(), 0));
162
            break;
162
            break;
163
        }
163
        }
164
        case PROTOCOL_UDP:
164
        case PROTOCOL_UDP:
165
        {
165
        {
166
            client = Client::Pointer(new UdpClient(this->io_service_, this->GetFreeClientId(), 0));
166
            client = Client::Pointer(new UdpClient(this->io_service_, this->GetFreeClientId(), 0));
167
            break;
167
            break;
168
        }
168
        }
169
        case PROTOCOL_SERIAL:
169
        case PROTOCOL_SERIAL:
170
        {
170
        {
171
            client = Client::Pointer(new SerialClient(this->io_service_, this->GetFreeClientId(), 0));
171
            client = Client::Pointer(new SerialClient(this->io_service_, this->GetFreeClientId(), 0));
172
            break;
172
            break;
173
        }
173
        }
174
        default:
174
        default:
175
        {
175
        {
176
            throw std::runtime_error("Invalid protocol specified!");
176
            throw std::runtime_error("Invalid protocol specified!");
177
            return 0;
177
            return 0;
178
        }
178
        }
179
    }
179
    }
180
   
180
   
181
    client->ConnectSlots(Client::SignalOnNewState::slot_type(&Manager::SlotOnNewState, this, _1, _2, _3).track(Manager::instance_),
181
    client->ConnectSlots(Client::SignalOnNewState::slot_type(&Manager::SlotOnNewState, this, _1, _2, _3).track(Manager::instance_),
182
                         Client::SignalOnNewData::slot_type(&Manager::SlotOnNewData, this, _1, _2, _3).track(Manager::instance_));
182
                         Client::SignalOnNewData::slot_type(&Manager::SlotOnNewData, this, _1, _2, _3).track(Manager::instance_));
183
   
183
   
184
    try
-
 
185
    {
-
 
186
        client->Connect(address, port_or_baud);
184
    client->Connect(address, port_or_baud);
187
    }
-
 
188
    catch (std::exception& e)
-
 
189
    {
-
 
190
        throw std::runtime_error(e.what());
-
 
191
    }
-
 
192
   
185
   
193
    this->clients_[client->GetId()] = client;
186
    this->clients_[client->GetId()] = client;
194
   
187
   
195
    return client->GetId();
188
    return client->GetId();
196
}
189
}
197
 
190
 
198
void Manager::SendToAll(ServerId server_id, type::Byteset data)
191
void Manager::SendToAll(ServerId server_id, type::Byteset data)
199
{
192
{
200
    this->io_service_.post(boost::bind(&Manager::SendToAllHandler, this, server_id, data));
193
    this->io_service_.post(boost::bind(&Manager::SendToAllHandler, this, server_id, data));
201
}
194
}
202
 
195
 
203
void Manager::SendTo(ClientId client_id, type::Byteset data)
196
void Manager::SendTo(ClientId client_id, type::Byteset data)
204
{
197
{
205
    this->io_service_.post(boost::bind(&Manager::SendToHandler, this, client_id, data));
198
    this->io_service_.post(boost::bind(&Manager::SendToHandler, this, client_id, data));
206
}
199
}
207
 
200
 
208
void Manager::StopServer(ServerId server_id)
201
void Manager::StopServer(ServerId server_id)
209
{
202
{
210
    this->io_service_.post(boost::bind(&Manager::StopServerHandler, this, server_id));
203
    this->io_service_.post(boost::bind(&Manager::StopServerHandler, this, server_id));
211
}
204
}
212
 
205
 
213
void Manager::Disconnect(ClientId client_id)
206
void Manager::Disconnect(ClientId client_id)
214
{
207
{
215
    this->io_service_.post(boost::bind(&Manager::DisconnectHandler, this, client_id));
208
    this->io_service_.post(boost::bind(&Manager::DisconnectHandler, this, client_id));
216
}
209
}
217
 
210
 
218
void Manager::SendToAllHandler(ServerId server_id, type::Byteset data)
211
void Manager::SendToAllHandler(ServerId server_id, type::Byteset data)
219
{
212
{
220
    for (ClientList::iterator it = this->clients_.begin(); it != this->clients_.end(); it++)
213
    for (ClientList::iterator it = this->clients_.begin(); it != this->clients_.end(); it++)
221
    {
214
    {
222
        if (it->second->GetServerId() == server_id)
215
        if (it->second->GetServerId() == server_id)
223
        {
216
        {
224
            it->second->Send(data);
217
            it->second->Send(data);
225
        }
218
        }
226
    }
219
    }
227
}
220
}
228
 
221
 
229
void Manager::SendToHandler(ClientId client_id, type::Byteset data)
222
void Manager::SendToHandler(ClientId client_id, type::Byteset data)
230
{
223
{
231
    ClientList::iterator it = this->clients_.find(client_id);
224
    ClientList::iterator it = this->clients_.find(client_id);
232
 
225
 
233
    if (it != this->clients_.end())
226
    if (it != this->clients_.end())
234
    {
227
    {
235
        it->second->Send(data);
228
        it->second->Send(data);
236
    }
229
    }
237
}
230
}
238
 
231
 
239
void Manager::StopServerHandler(ServerId server_id)
232
void Manager::StopServerHandler(ServerId server_id)
240
{
233
{
241
    for (ClientList::iterator it = this->clients_.begin(); it != this->clients_.end(); it++)
234
    for (ClientList::iterator it = this->clients_.begin(); it != this->clients_.end(); it++)
242
    {
235
    {
243
        if (it->second->GetServerId() == server_id)
236
        if (it->second->GetServerId() == server_id)
244
        {
237
        {
245
            it->second->Stop();
238
            it->second->Stop();
246
        }
239
        }
247
    }
240
    }
248
}
241
}
249
 
242
 
250
void Manager::DisconnectHandler(ClientId client_id)
243
void Manager::DisconnectHandler(ClientId client_id)
251
{
244
{
252
    ClientList::iterator it = this->clients_.find(client_id);
245
    ClientList::iterator it = this->clients_.find(client_id);
253
   
246
   
254
    if (it != this->clients_.end())
247
    if (it != this->clients_.end())
255
    {
248
    {
256
        it->second->Disconnect();
249
        it->second->Disconnect();
257
    }
250
    }
258
}
251
}
259
 
252
 
260
}; // namespace net
253
}; // namespace net
261
}; // namespace atom
254
}; // namespace atom
262
 
255