e3df2e15a6
Summary: Restrict to process with `X-KDE-DBUS-Restricted-Interfaces=org.kde.kwin.Screenshot` in their corresponding Service file, to take screenshots. Such a program can now take immediate screenshots. Adds a utility file to group KService related logic. Needed for D29408 Reviewers: #kwin, apol, davidedmundson, bport, zzag Reviewed By: #kwin, davidedmundson Subscribers: ngraham, kwin Tags: #kwin Differential Revision: https://phabricator.kde.org/D29407
77 lines
2.6 KiB
C++
77 lines
2.6 KiB
C++
/********************************************************************
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KWin - the KDE window manager
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This file is part of the KDE project.
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Copyright (C) 2020, Méven Car <meven.car@enika.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#ifndef SERVICE_UTILS_H
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#define SERVICE_UTILS_H
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// cmake stuff
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#include <config-kwin.h>
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// kwin
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#include <kwinglobals.h>
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// Qt
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#include <QFileInfo>
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#include <QLoggingCategory>
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//KF
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#include <KApplicationTrader>
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namespace KWin
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{
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const static QString s_waylandInterfaceName = QStringLiteral("X-KDE-Wayland-Interfaces");
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const static QString s_dbusRestrictedInterfaceName = QStringLiteral("X-KDE-DBUS-Restricted-Interfaces");
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static QStringList fetchProcessServiceField(const QString &executablePath, const QString &fieldName)
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{
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// needed to be able to use the logging category in a header static function
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static QLoggingCategory KWIN_UTILS ("KWIN_UTILS");
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const auto servicesFound = KApplicationTrader::query([&executablePath] (const KService::Ptr &service) {
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if (service->exec().isEmpty() || service->exec() != executablePath)
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return false;
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return true;
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});
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if (servicesFound.isEmpty()) {
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qCDebug(KWIN_UTILS) << "Could not find the desktop file for" << executablePath;
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return {};
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}
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const auto fieldValues = servicesFound.first()->property(fieldName).toStringList();
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if (KWIN_UTILS().isDebugEnabled()) {
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qCDebug(KWIN_UTILS) << "Interfaces found for" << executablePath << fieldName << ":" << fieldValues;
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}
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return fieldValues;
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}
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static QStringList fetchRequestedInterfaces(const QString &executablePath)
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{
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return fetchProcessServiceField(executablePath, s_waylandInterfaceName);
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}
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static QStringList fetchRestrictedDBusInterfacesFromPid(const uint pid)
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{
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const auto executablePath = QFileInfo(QStringLiteral("/proc/%1/exe").arg(pid)).symLinkTarget();
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return fetchProcessServiceField(executablePath, s_dbusRestrictedInterfaceName);
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}
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}// namespace
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#endif // SERVICE_UTILS_H
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