251 lines
11 KiB
C++
251 lines
11 KiB
C++
/**
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* SPDX-FileCopyrightText: 2015 Holger Kaelberer <holger.k@elberer.de>
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*
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* SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
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*/
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#include "notificationslistener.h"
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#include <KConfig>
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#include <KConfigGroup>
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#include <QDBusArgument>
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#include <QDBusInterface>
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#include <QImage>
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#include <QStandardPaths>
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#include <QtDebug>
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#include <kiconloader.h>
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#include <kicontheme.h>
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#include <core/device.h>
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#include <core/kdeconnectplugin.h>
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#include <dbushelper.h>
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#include "notifyingapplication.h"
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#include "plugin_sendnotification_debug.h"
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#include "sendnotificationsplugin.h"
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// In older Qt released, qAsConst isnt available
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#include "qtcompat_p.h"
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NotificationsListener::NotificationsListener(KdeConnectPlugin *aPlugin)
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: QDBusAbstractAdaptor(aPlugin)
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, m_plugin(aPlugin)
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{
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qRegisterMetaTypeStreamOperators<NotifyingApplication>("NotifyingApplication");
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bool ret = QDBusConnection::sessionBus().registerObject(QStringLiteral("/org/freedesktop/Notifications"), this, QDBusConnection::ExportScriptableContents);
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if (!ret)
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qCWarning(KDECONNECT_PLUGIN_SENDNOTIFICATION) << "Error registering notifications listener for device" << m_plugin->device()->name() << ":"
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<< QDBusConnection::sessionBus().lastError();
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else
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qCDebug(KDECONNECT_PLUGIN_SENDNOTIFICATION) << "Registered notifications listener for device" << m_plugin->device()->name();
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QDBusInterface iface(QStringLiteral("org.freedesktop.DBus"), QStringLiteral("/org/freedesktop/DBus"), QStringLiteral("org.freedesktop.DBus"));
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iface.call(QStringLiteral("AddMatch"), QStringLiteral("interface='org.freedesktop.Notifications',member='Notify',type='method_call',eavesdrop='true'"));
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setTranslatedAppName();
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loadApplications();
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connect(m_plugin->config(), &KdeConnectPluginConfig::configChanged, this, &NotificationsListener::loadApplications);
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}
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NotificationsListener::~NotificationsListener()
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{
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qCDebug(KDECONNECT_PLUGIN_SENDNOTIFICATION) << "Destroying NotificationsListener";
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QDBusInterface iface(QStringLiteral("org.freedesktop.DBus"), QStringLiteral("/org/freedesktop/DBus"), QStringLiteral("org.freedesktop.DBus"));
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QDBusMessage res = iface.call(QStringLiteral("RemoveMatch"),
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QStringLiteral("interface='org.freedesktop.Notifications',member='Notify',type='method_call',eavesdrop='true'"));
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QDBusConnection::sessionBus().unregisterObject(QStringLiteral("/org/freedesktop/Notifications"));
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}
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void NotificationsListener::setTranslatedAppName()
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{
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QString filePath =
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QStandardPaths::locate(QStandardPaths::GenericDataLocation, QStringLiteral("knotifications5/kdeconnect.notifyrc"), QStandardPaths::LocateFile);
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if (filePath.isEmpty()) {
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qCDebug(KDECONNECT_PLUGIN_SENDNOTIFICATION) << "Couldn't find kdeconnect.notifyrc to hide kdeconnect notifications on the devices. Using default name.";
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m_translatedAppName = QStringLiteral("KDE Connect");
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return;
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}
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KConfig config(filePath, KConfig::OpenFlag::SimpleConfig);
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KConfigGroup globalgroup(&config, QStringLiteral("Global"));
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m_translatedAppName = globalgroup.readEntry(QStringLiteral("Name"), QStringLiteral("KDE Connect"));
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}
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void NotificationsListener::loadApplications()
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{
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m_applications.clear();
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const QVariantList list = m_plugin->config()->getList(QStringLiteral("applications"));
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for (const auto &a : list) {
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NotifyingApplication app = a.value<NotifyingApplication>();
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if (!m_applications.contains(app.name)) {
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m_applications.insert(app.name, app);
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}
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}
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// qCDebug(KDECONNECT_PLUGIN_SENDNOTIFICATION) << "Loaded" << applications.size() << " applications";
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}
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bool NotificationsListener::parseImageDataArgument(const QVariant &argument,
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int &width,
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int &height,
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int &rowStride,
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int &bitsPerSample,
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int &channels,
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bool &hasAlpha,
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QByteArray &imageData) const
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{
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if (!argument.canConvert<QDBusArgument>())
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return false;
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const QDBusArgument dbusArg = argument.value<QDBusArgument>();
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dbusArg.beginStructure();
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dbusArg >> width >> height >> rowStride >> hasAlpha >> bitsPerSample >> channels >> imageData;
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dbusArg.endStructure();
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return true;
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}
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QSharedPointer<QIODevice> NotificationsListener::iconForImageData(const QVariant &argument) const
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{
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int width, height, rowStride, bitsPerSample, channels;
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bool hasAlpha;
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QByteArray imageData;
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if (!parseImageDataArgument(argument, width, height, rowStride, bitsPerSample, channels, hasAlpha, imageData))
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return QSharedPointer<QIODevice>();
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if (bitsPerSample != 8) {
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qCWarning(KDECONNECT_PLUGIN_SENDNOTIFICATION) << "Unsupported image format:"
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<< "width=" << width << "height=" << height << "rowStride=" << rowStride
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<< "bitsPerSample=" << bitsPerSample << "channels=" << channels << "hasAlpha=" << hasAlpha;
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return QSharedPointer<QIODevice>();
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}
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QImage image(reinterpret_cast<uchar *>(imageData.data()), width, height, rowStride, hasAlpha ? QImage::Format_ARGB32 : QImage::Format_RGB32);
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if (hasAlpha)
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image = image.rgbSwapped(); // RGBA --> ARGB
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QSharedPointer<QBuffer> buffer = QSharedPointer<QBuffer>(new QBuffer);
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if (!buffer || !buffer->open(QIODevice::WriteOnly) || !image.save(buffer.data(), "PNG")) {
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qCWarning(KDECONNECT_PLUGIN_SENDNOTIFICATION) << "Could not initialize image buffer";
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return QSharedPointer<QIODevice>();
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}
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return buffer;
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}
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QSharedPointer<QIODevice> NotificationsListener::iconForIconName(const QString &iconName) const
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{
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int size = KIconLoader::SizeEnormous; // use big size to allow for good
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// quality on high-DPI mobile devices
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QString iconPath = KIconLoader::global()->iconPath(iconName, -size, true);
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if (!iconPath.isEmpty()) {
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if (!iconPath.endsWith(QLatin1String(".png")) && KIconLoader::global()->theme()->name() != QLatin1String("hicolor")) {
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// try falling back to hicolor theme:
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KIconTheme hicolor(QStringLiteral("hicolor"));
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if (hicolor.isValid()) {
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iconPath = hicolor.iconPath(iconName + QStringLiteral(".png"), size, KIconLoader::MatchBest);
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// qCDebug(KDECONNECT_PLUGIN_SENDNOTIFICATION) << "Found non-png icon in default theme trying fallback to hicolor:" << iconPath;
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}
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}
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}
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if (iconPath.endsWith(QLatin1String(".png")))
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return QSharedPointer<QIODevice>(new QFile(iconPath));
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return QSharedPointer<QIODevice>();
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}
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uint NotificationsListener::Notify(const QString &appName,
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uint replacesId,
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const QString &appIcon,
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const QString &summary,
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const QString &body,
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const QStringList &actions,
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const QVariantMap &hints,
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int timeout)
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{
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static int id = 0;
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Q_UNUSED(actions);
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// qCDebug(KDECONNECT_PLUGIN_SENDNOTIFICATION) << "Got notification appName=" << appName << "replacesId=" << replacesId << "appIcon=" << appIcon <<
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// "summary=" << summary << "body=" << body << "actions=" << actions << "hints=" << hints << "timeout=" << timeout;
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// skip our own notifications
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if (appName == m_translatedAppName)
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return 0;
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NotifyingApplication app;
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if (!m_applications.contains(appName)) {
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// new application -> add to config
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app.name = appName;
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app.icon = appIcon;
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app.active = true;
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app.blacklistExpression = QRegularExpression();
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m_applications.insert(app.name, app);
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// update config:
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QVariantList list;
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for (const auto &a : qAsConst(m_applications))
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list << QVariant::fromValue<NotifyingApplication>(a);
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m_plugin->config()->setList(QStringLiteral("applications"), list);
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// qCDebug(KDECONNECT_PLUGIN_SENDNOTIFICATION) << "Added new application to config:" << app;
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} else {
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app = m_applications.value(appName);
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}
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if (!app.active)
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return 0;
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if (timeout > 0 && m_plugin->config()->getBool(QStringLiteral("generalPersistent"), false))
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return 0;
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int urgency = -1;
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if (hints.contains(QStringLiteral("urgency"))) {
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bool ok;
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urgency = hints[QStringLiteral("urgency")].toInt(&ok);
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if (!ok)
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urgency = -1;
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}
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if (urgency > -1 && urgency < m_plugin->config()->getInt(QStringLiteral("generalUrgency"), 0))
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return 0;
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QString ticker = summary;
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if (!body.isEmpty() && m_plugin->config()->getBool(QStringLiteral("generalIncludeBody"), true))
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ticker += QStringLiteral(": ") + body;
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if (app.blacklistExpression.isValid() && !app.blacklistExpression.pattern().isEmpty() && app.blacklistExpression.match(ticker).hasMatch())
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return 0;
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// qCDebug(KDECONNECT_PLUGIN_SENDNOTIFICATION) << "Sending notification from" << appName << ":" <<ticker << "; appIcon=" << appIcon;
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NetworkPacket np(PACKET_TYPE_NOTIFICATION,
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{{QStringLiteral("id"), QString::number(replacesId > 0 ? replacesId : ++id)},
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{QStringLiteral("appName"), appName},
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{QStringLiteral("ticker"), ticker},
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{QStringLiteral("isClearable"), timeout == 0}}); // KNotifications are persistent if
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// timeout == 0, for other notifications
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// clearability is pointless
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// sync any icon data?
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if (m_plugin->config()->getBool(QStringLiteral("generalSynchronizeIcons"), true)) {
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QSharedPointer<QIODevice> iconSource;
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// try different image sources according to priorities in notifications-
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// spec version 1.2:
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if (hints.contains(QStringLiteral("image-data")))
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iconSource = iconForImageData(hints[QStringLiteral("image-data")]);
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else if (hints.contains(QStringLiteral("image_data"))) // 1.1 backward compatibility
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iconSource = iconForImageData(hints[QStringLiteral("image_data")]);
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else if (hints.contains(QStringLiteral("image-path")))
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iconSource = iconForIconName(hints[QStringLiteral("image-path")].toString());
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else if (hints.contains(QStringLiteral("image_path"))) // 1.1 backward compatibility
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iconSource = iconForIconName(hints[QStringLiteral("image_path")].toString());
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else if (!appIcon.isEmpty())
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iconSource = iconForIconName(appIcon);
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else if (hints.contains(QStringLiteral("icon_data"))) // < 1.1 backward compatibility
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iconSource = iconForImageData(hints[QStringLiteral("icon_data")]);
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if (iconSource)
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np.setPayload(iconSource, iconSource->size());
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}
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m_plugin->sendPacket(np);
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return (replacesId > 0 ? replacesId : id);
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}
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