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103 lines
2.7 KiB
C++
103 lines
2.7 KiB
C++
// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
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#include "client.h"
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#include "connection.h"
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#include "peermanager.h"
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#include <QHostInfo>
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#include <algorithm>
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#include <functional>
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Client::Client()
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: peerManager(new PeerManager(this))
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{
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peerManager->setServerPort(server.serverPort());
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peerManager->startBroadcasting();
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connect(peerManager, &PeerManager::newConnection,
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this, &Client::newConnection);
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connect(&server, &Server::newConnection,
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this, &Client::newConnection);
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}
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void Client::sendMessage(const QString &message)
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{
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if (message.isEmpty())
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return;
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for (Connection *connection : std::as_const(peers))
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connection->sendMessage(message);
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}
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QString Client::nickName() const
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{
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return peerManager->userName() + '@' + QHostInfo::localHostName()
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+ ':' + QString::number(server.serverPort());
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}
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bool Client::hasConnection(const QHostAddress &senderIp, int senderPort) const
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{
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auto [begin, end] = peers.equal_range(senderIp);
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if (begin == peers.constEnd())
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return false;
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if (senderPort == -1)
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return true;
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for (; begin != end; ++begin) {
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Connection *connection = *begin;
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if (connection->peerPort() == senderPort)
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return true;
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}
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return false;
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}
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void Client::newConnection(Connection *connection)
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{
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connection->setGreetingMessage(peerManager->userName());
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connect(connection, &Connection::errorOccurred, this, &Client::connectionError);
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connect(connection, &Connection::disconnected, this, &Client::disconnected);
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connect(connection, &Connection::readyForUse, this, &Client::readyForUse);
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}
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void Client::readyForUse()
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{
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Connection *connection = qobject_cast<Connection *>(sender());
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if (!connection || hasConnection(connection->peerAddress(), connection->peerPort()))
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return;
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connect(connection, &Connection::newMessage,
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this, &Client::newMessage);
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peers.insert(connection->peerAddress(), connection);
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QString nick = connection->name();
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if (!nick.isEmpty())
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emit newParticipant(nick);
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}
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void Client::disconnected()
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{
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if (Connection *connection = qobject_cast<Connection *>(sender()))
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removeConnection(connection);
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}
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void Client::connectionError(QAbstractSocket::SocketError /* socketError */)
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{
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if (Connection *connection = qobject_cast<Connection *>(sender()))
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removeConnection(connection);
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}
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void Client::removeConnection(Connection *connection)
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{
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if (peers.remove(connection->peerAddress(), connection) > 0) {
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QString nick = connection->name();
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if (!nick.isEmpty())
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emit participantLeft(nick);
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}
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connection->deleteLater();
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}
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