143 lines
4.3 KiB
C++
143 lines
4.3 KiB
C++
/**
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* Copyright 2015 Vineet Garg <grg.vineet@gmail.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License or (at your option) version 3 or any later version
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* accepted by the membership of KDE e.V. (or its successor approved
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* by the membership of KDE e.V.), which shall act as a proxy
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* defined in Section 14 of version 3 of the license.
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*
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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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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "lanpairinghandler.h"
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#include <KLocalizedString>
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#include "core_debug.h"
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#include "daemon.h"
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#include "kdeconnectconfig.h"
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#include "landevicelink.h"
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#include "networkpackettypes.h"
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LanPairingHandler::LanPairingHandler(DeviceLink* deviceLink)
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: PairingHandler(deviceLink)
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, m_status(NotPaired)
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{
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m_pairingTimeout.setSingleShot(true);
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m_pairingTimeout.setInterval(pairingTimeoutMsec());
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connect(&m_pairingTimeout, &QTimer::timeout, this, &LanPairingHandler::pairingTimeout);
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}
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void LanPairingHandler::packetReceived(const NetworkPacket& np)
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{
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bool wantsPair = np.get<bool>(QStringLiteral("pair"));
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if (wantsPair) {
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if (isPairRequested()) { //We started pairing
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qCDebug(KDECONNECT_CORE) << "Pair answer";
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setInternalPairStatus(Paired);
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} else {
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qCDebug(KDECONNECT_CORE) << "Pair request";
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if (isPaired()) { //I'm already paired, but they think I'm not
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acceptPairing();
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return;
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}
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setInternalPairStatus(RequestedByPeer);
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}
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} else { //wantsPair == false
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qCDebug(KDECONNECT_CORE) << "Unpair request";
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if (isPairRequested()) {
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Q_EMIT pairingError(i18n("Canceled by other peer"));
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}
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setInternalPairStatus(NotPaired);
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}
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}
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bool LanPairingHandler::requestPairing()
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{
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if (m_status == Paired) {
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Q_EMIT pairingError(i18n("%1: Already paired", deviceLink()->name()));
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return false;
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}
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if (m_status == RequestedByPeer) {
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qCDebug(KDECONNECT_CORE) << deviceLink()->name() << ": Pairing already started by the other end, accepting their request.";
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return acceptPairing();
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}
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NetworkPacket np(PACKET_TYPE_PAIR, {{QStringLiteral("pair"), true}});
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const bool success = deviceLink()->sendPacket(np);
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if (success) {
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setInternalPairStatus(Requested);
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}
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return success;
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}
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bool LanPairingHandler::acceptPairing()
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{
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NetworkPacket np(PACKET_TYPE_PAIR, {{QStringLiteral("pair"), true}});
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bool success = deviceLink()->sendPacket(np);
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if (success) {
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setInternalPairStatus(Paired);
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}
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return success;
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}
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void LanPairingHandler::rejectPairing()
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{
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NetworkPacket np(PACKET_TYPE_PAIR, {{QStringLiteral("pair"), false}});
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deviceLink()->sendPacket(np);
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setInternalPairStatus(NotPaired);
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}
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void LanPairingHandler::unpair() {
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NetworkPacket np(PACKET_TYPE_PAIR, {{QStringLiteral("pair"), false}});
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deviceLink()->sendPacket(np);
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setInternalPairStatus(NotPaired);
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}
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void LanPairingHandler::pairingTimeout()
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{
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NetworkPacket np(PACKET_TYPE_PAIR, {{QStringLiteral("pair"), false}});
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deviceLink()->sendPacket(np);
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setInternalPairStatus(NotPaired); //Will emit the change as well
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Q_EMIT pairingError(i18n("Timed out"));
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}
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void LanPairingHandler::setInternalPairStatus(LanPairingHandler::InternalPairStatus status)
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{
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if (status == Requested || status == RequestedByPeer) {
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m_pairingTimeout.start();
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} else {
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m_pairingTimeout.stop();
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}
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if (m_status == RequestedByPeer && (status == NotPaired || status == Paired)) {
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Q_EMIT deviceLink()->pairingRequestExpired(this);
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} else if (status == RequestedByPeer) {
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Q_EMIT deviceLink()->pairingRequest(this);
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}
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m_status = status;
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if (status == Paired) {
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deviceLink()->setPairStatus(DeviceLink::Paired);
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} else {
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deviceLink()->setPairStatus(DeviceLink::NotPaired);
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}
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}
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