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// SPDX-FileCopyrightText: 2010 David Sansome <me@davidsansome.com>
// SPDX-FileCopyrightText: 2022 Nheko Contributors
//
// SPDX-License-Identifier: GPL-3.0-or-later
#include "NhekoDBusApi.h"
#include <QDBusInterface>
#include <QDBusMetaType>
#include <QDBusReply>
namespace nheko::dbus {
void
init()
{
qDBusRegisterMetaType<RoomInfoItem>();
qDBusRegisterMetaType<QVector<RoomInfoItem>>();
qDBusRegisterMetaType<QImage>();
}
bool
apiVersionIsCompatible(const QVersionNumber &clientAppVersion)
{
if (clientAppVersion.majorVersion() != nheko::dbus::dbusApiVersion.majorVersion())
return false;
if (clientAppVersion.minorVersion() > nheko::dbus::dbusApiVersion.minorVersion())
return false;
if (clientAppVersion.minorVersion() == nheko::dbus::dbusApiVersion.minorVersion() &&
clientAppVersion.microVersion() < nheko::dbus::dbusApiVersion.microVersion())
return false;
return true;
}
RoomInfoItem::RoomInfoItem(const QString &roomId,
const QString &alias,
const QString &title,
const QImage &image,
const int unreadNotifications,
QObject *parent)
: QObject{parent}
, roomId_{roomId}
, alias_{alias}
, roomName_{title}
, image_{image}
, unreadNotifications_{unreadNotifications}
{}
RoomInfoItem::RoomInfoItem(const RoomInfoItem &other)
: QObject{other.parent()}
, roomId_{other.roomId_}
, alias_{other.alias_}
, roomName_{other.roomName_}
, image_{other.image_}
, unreadNotifications_{other.unreadNotifications_}
{}
RoomInfoItem &
RoomInfoItem::operator=(const RoomInfoItem &other)
{
roomId_ = other.roomId_;
alias_ = other.alias_;
roomName_ = other.roomName_;
image_ = other.image_;
unreadNotifications_ = other.unreadNotifications_;
return *this;
}
QDBusArgument &
operator<<(QDBusArgument &arg, const RoomInfoItem &item)
{
arg.beginStructure();
arg << item.roomId_ << item.alias_ << item.roomName_ << item.image_
<< item.unreadNotifications_;
arg.endStructure();
return arg;
}
const QDBusArgument &
operator>>(const QDBusArgument &arg, RoomInfoItem &item)
{
arg.beginStructure();
arg >> item.roomId_ >> item.alias_ >> item.roomName_ >> item.image_ >>
item.unreadNotifications_;
if (item.image_.isNull())
item.image_ = QImage{QStringLiteral(":/icons/ui/speech-bubbles.svg")};
arg.endStructure();
return arg;
}
QString
apiVersion()
{
if (QDBusInterface interface{QStringLiteral(NHEKO_DBUS_SERVICE_NAME), QStringLiteral("/")};
interface.isValid())
return QDBusReply<QString>{interface.call(QStringLiteral("apiVersion"))}.value();
else
return {};
}
QString
nhekoVersion()
{
if (QDBusInterface interface{QStringLiteral(NHEKO_DBUS_SERVICE_NAME), QStringLiteral("/")};
interface.isValid())
return QDBusReply<QString>{interface.call(QStringLiteral("nhekoVersion"))}.value();
else
return {};
}
QVector<RoomInfoItem>
rooms()
{
if (QDBusInterface interface{QStringLiteral(NHEKO_DBUS_SERVICE_NAME), QStringLiteral("/")};
interface.isValid())
return QDBusReply<QVector<RoomInfoItem>>{interface.call(QStringLiteral("rooms"))}.value();
else
return {};
}
void
activateRoom(const QString &alias)
{
if (QDBusInterface interface{QStringLiteral(NHEKO_DBUS_SERVICE_NAME), QStringLiteral("/")};
interface.isValid())
interface.call(QDBus::NoBlock, QStringLiteral("activateRoom"), alias);
}
void
joinRoom(const QString &alias)
{
if (QDBusInterface interface{QStringLiteral(NHEKO_DBUS_SERVICE_NAME), QStringLiteral("/")};
interface.isValid())
interface.call(QDBus::NoBlock, QStringLiteral("joinRoom"), alias);
}
void
directChat(const QString &userId)
{
if (QDBusInterface interface{QStringLiteral(NHEKO_DBUS_SERVICE_NAME), QStringLiteral("/")};
interface.isValid())
interface.call(QDBus::NoBlock, QStringLiteral("directChat"), userId);
}
} // nheko::dbus
/**
* Automatic marshaling of a QImage for org.freedesktop.Notifications.Notify
*
* This function is heavily based on a function from the Clementine project (see
* http://www.clementine-player.org) and licensed under the GNU General Public
* License, version 3 or later.
*
* SPDX-FileCopyrightText: 2010 David Sansome <me@davidsansome.com>
*/
QDBusArgument &
operator<<(QDBusArgument &arg, const QImage &image)
{
if (image.isNull()) {
arg.beginStructure();
arg << 0 << 0 << 0 << false << 0 << 0 << QByteArray();
arg.endStructure();
return arg;
}
QImage i = image.height() > 100 || image.width() > 100
? image.scaledToHeight(100, Qt::SmoothTransformation)
: image;
i = std::move(i).convertToFormat(QImage::Format_RGBA8888);
arg.beginStructure();
arg << i.width();
arg << i.height();
arg << i.bytesPerLine();
arg << i.hasAlphaChannel();
int channels = i.hasAlphaChannel() ? 4 : 3;
arg << i.depth() / channels;
arg << channels;
arg << QByteArray(reinterpret_cast<const char *>(i.bits()), i.sizeInBytes());
arg.endStructure();
return arg;
}
// This function, however, was merely reverse-engineered from the above function
// and is not from the Clementine project.
const QDBusArgument &
operator>>(const QDBusArgument &arg, QImage &image)
{
// garbage is used as a sort of /dev/null
int width, height, garbage;
QByteArray bits;
arg.beginStructure();
arg >> width >> height >> garbage >> garbage >> garbage >> garbage >> bits;
arg.endStructure();
// Unfortunately, this copy-and-detach is necessary to ensure that the source buffer
// is copied properly. If anybody finds a better solution, please implement it.
auto temp =
QImage(reinterpret_cast<uchar *>(bits.data()), width, height, QImage::Format_RGBA8888);
image = temp;
image.detach();
return arg;
}
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