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// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include <QtCore/QLoggingCategory>
#include "remotedevicemanager_p.h"
#include "bluez5_helper_p.h"
#include "device1_bluez5_p.h"
#include "objectmanager_p.h"
QT_BEGIN_NAMESPACE
Q_DECLARE_LOGGING_CATEGORY(QT_BT_BLUEZ)
using namespace QtBluetoothPrivate; // for D-Bus wrappers
/*!
* Convenience wrapper around org.bluez.Device1 management
*
* Very simple and not thread safe.
*/
RemoteDeviceManager::RemoteDeviceManager(
const QBluetoothAddress &address, QObject *parent)
: QObject(parent), localAddress(address)
{
initializeBluez5();
bool ok = false;
adapterPath = findAdapterForAddress(address, &ok);
if (!ok || adapterPath.isEmpty()) {
qCWarning(QT_BT_BLUEZ) << "Cannot initialize RemoteDeviceManager";
}
}
bool RemoteDeviceManager::scheduleJob(JobType job, const QList<QBluetoothAddress> &remoteDevices)
{
if (adapterPath.isEmpty())
return false;
for (const auto& remote : remoteDevices)
jobQueue.push_back(std::make_pair(job, remote));
QTimer::singleShot(0, this, [this](){ runQueue(); });
return true;
}
void RemoteDeviceManager::runQueue()
{
if (jobInProgress || adapterPath.isEmpty())
return;
if (jobQueue.empty())
return;
jobInProgress = true;
switch (jobQueue.front().first) {
case JobType::JobDisconnectDevice:
disconnectDevice(jobQueue.front().second);
break;
default:
break;
}
}
void RemoteDeviceManager::prepareNextJob()
{
Q_ASSERT(!jobQueue.empty());
jobQueue.pop_front();
jobInProgress = false;
qCDebug(QT_BT_BLUEZ) << "RemoteDeviceManager job queue status:" << jobQueue.empty();
if (jobQueue.empty())
emit finished();
else
runQueue();
}
void RemoteDeviceManager::disconnectDevice(const QBluetoothAddress &remote)
{
// collect initial set of information
OrgFreedesktopDBusObjectManagerInterface managerBluez5(
QStringLiteral("org.bluez"),
QStringLiteral("/"),
QDBusConnection::systemBus(), this);
QDBusPendingReply<ManagedObjectList> reply = managerBluez5.GetManagedObjects();
reply.waitForFinished();
if (reply.isError()) {
QTimer::singleShot(0, this, [this](){ prepareNextJob(); });
return;
}
bool jobStarted = false;
ManagedObjectList managedObjectList = reply.value();
for (auto it = managedObjectList.constBegin(); it != managedObjectList.constEnd(); ++it) {
const QDBusObjectPath &path = it.key();
const InterfaceList &ifaceList = it.value();
for (auto jt = ifaceList.constBegin(); jt != ifaceList.constEnd(); ++jt) {
const QString &iface = jt.key();
if (path.path().indexOf(adapterPath) != 0)
continue; //devices whose path doesn't start with same path we skip
if (iface != QStringLiteral("org.bluez.Device1"))
continue;
const QBluetoothAddress foundAddress(ifaceList.value(iface).value(QStringLiteral("Address")).toString());
if (foundAddress != remote)
continue;
// found the correct Device1 path
OrgBluezDevice1Interface* device1 = new OrgBluezDevice1Interface(QStringLiteral("org.bluez"),
path.path(),
QDBusConnection::systemBus(),
this);
QDBusPendingReply<> asyncReply = device1->Disconnect();
QDBusPendingCallWatcher* watcher = new QDBusPendingCallWatcher(asyncReply, this);
const auto watcherFinished = [this, device1](QDBusPendingCallWatcher* call) {
call->deleteLater();
device1->deleteLater();
prepareNextJob();
};
connect(watcher, &QDBusPendingCallWatcher::finished, this, watcherFinished);
jobStarted = true;
break;
}
}
if (!jobStarted) {
qCDebug(QT_BT_BLUEZ) << "RemoteDeviceManager JobDisconnectDevice failed";
QTimer::singleShot(0, this, [this](){ prepareNextJob(); });
}
}
QT_END_NAMESPACE
#include "moc_remotedevicemanager_p.cpp"
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