Add inhibit screensaver plugin for macOS

plugins/CMakeLists.txt

@@ -22,8 +22,10 @@ if(NOT SAILFISHOS)
     add_subdirectory(mousepad)
     add_subdirectory(sms)
     add_subdirectory(runcommand)
-    if(NOT WIN32 AND NOT APPLE)
+    if(NOT WIN32)
         add_subdirectory(screensaver-inhibit)
+    endif()
+    if(NOT WIN32 AND NOT APPLE)
         add_subdirectory(sftp)
         add_subdirectory(pausemusic)
     endif()

plugins/screensaver-inhibit/CMakeLists.txt

@@ -1,10 +1,20 @@
+if(APPLE)
+set(kdeconnect_screensaver_inhibit_SRCS
+    screensaverinhibitplugin-macos.cpp
+)
+else()
 set(kdeconnect_screensaver_inhibit_SRCS
     screensaverinhibitplugin.cpp
 )
+endif()
 
 kdeconnect_add_plugin(kdeconnect_screensaver_inhibit JSON kdeconnect_screensaver_inhibit.json SOURCES ${kdeconnect_screensaver_inhibit_SRCS})
 
-target_link_libraries(kdeconnect_screensaver_inhibit kdeconnectcore 
+target_link_libraries(kdeconnect_screensaver_inhibit kdeconnectcore)
+if(NOT APPLE)
+target_link_libraries(kdeconnect_screensaver_inhibit 
     Qt5::DBus
     KF5::I18n
 )
+endif()
+

plugins/screensaver-inhibit/screensaverinhibitplugin-macos.cpp

@@ -0,0 +1,61 @@
+/**
+ * Copyright 2019 Weixuan XIAO <veyx.shaw@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License or (at your option) version 3 or any later version
+ * accepted by the membership of KDE e.V. (or its successor approved
+ * by the membership of KDE e.V.), which shall act as a proxy
+ * defined in Section 14 of version 3 of the license.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "screensaverinhibitplugin-macos.h"
+
+#include <KPluginFactory>
+#include <QLoggingCategory>
+
+K_PLUGIN_CLASS_WITH_JSON(ScreensaverInhibitPlugin, "kdeconnect_screensaver_inhibit.json")
+
+Q_LOGGING_CATEGORY(KDECONNECT_PLUGIN_SCREENSAVERINHIBIT, "kdeconnect.plugin.screensaverinhibit")
+
+ScreensaverInhibitPlugin::ScreensaverInhibitPlugin(QObject* parent, const QVariantList& args)
+    : KdeConnectPlugin(parent, args), m_caffeinateProcess(nullptr)
+{
+    if (QFile::exists(QStringLiteral("/usr/bin/caffeinate"))) {
+        m_caffeinateProcess = new QProcess();
+        m_caffeinateProcess->setProgram(QStringLiteral("caffeinate"));
+        m_caffeinateProcess->setArguments({QStringLiteral("-d")});      // Prevent the display from sleeping
+        m_caffeinateProcess->start();
+    } else {
+        qWarning(KDECONNECT_PLUGIN_SCREENSAVERINHIBIT) << "Cannot find caffeinate on macOS install";
+    }
+}
+
+ScreensaverInhibitPlugin::~ScreensaverInhibitPlugin()
+{
+    if (m_caffeinateProcess != nullptr) {
+        m_caffeinateProcess->terminate();
+        m_caffeinateProcess = nullptr;
+    }
+}
+
+void ScreensaverInhibitPlugin::connected()
+{
+}
+
+bool ScreensaverInhibitPlugin::receivePacket(const NetworkPacket& np)
+{
+    Q_UNUSED(np);
+    return false;
+}
+
+#include "screensaverinhibitplugin-macos.moc"

plugins/screensaver-inhibit/screensaverinhibitplugin-macos.h

@@ -0,0 +1,45 @@
+/**
+ * Copyright 2019 Weixuan XIAO <veyx.shaw@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License or (at your option) version 3 or any later version
+ * accepted by the membership of KDE e.V. (or its successor approved
+ * by the membership of KDE e.V.), which shall act as a proxy
+ * defined in Section 14 of version 3 of the license.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef SCREENSAVERINHIBITPLUGIN_H
+#define SCREENSAVERINHIBITPLUGIN_H
+
+#include <QObject>
+#include <QProcess>
+
+#include <core/kdeconnectplugin.h>
+
+class Q_DECL_EXPORT ScreensaverInhibitPlugin
+    : public KdeConnectPlugin
+{
+    Q_OBJECT
+
+public:
+    explicit ScreensaverInhibitPlugin(QObject* parent, const QVariantList& args);
+    ~ScreensaverInhibitPlugin() override;
+
+    bool receivePacket(const NetworkPacket& np) override;
+    void connected() override;
+
+private:
+    QProcess *m_caffeinateProcess;
+};
+
+#endif