Modernize the Dolphin action plugin

Instead of installing a .desktop file, it is now converted
to JSON and compiled into the plugin itself. The plugin is
also installed into a different directory.

Signed-off-by: István Váradi <ivaradi@varadiistvan.hu>

shell_integration/dolphin/CMakeLists.txt

@@ -41,8 +41,8 @@ target_link_libraries(${OWNCLOUDDOLPHINOVERLAYPLUGIN} KF5::CoreAddons KF5::KIOCo
 
 #---ACTION PLUGIN---
 set(OWNCLOUDDOLPHINACTIONPLUGIN ${APPLICATION_EXECUTABLE}dolphinactionplugin)
-add_library(${OWNCLOUDDOLPHINACTIONPLUGIN} MODULE ownclouddolphinactionplugin.cpp)
-target_link_libraries(${OWNCLOUDDOLPHINACTIONPLUGIN} KF5::CoreAddons KF5::KIOCore KF5::KIOWidgets ${OWNCLOUDDOLPHINHELPER})
 configure_file(ownclouddolphinactionplugin.desktop.in ${OWNCLOUDDOLPHINACTIONPLUGIN}.desktop ESCAPE_QUOTES @ONLY)
-install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${OWNCLOUDDOLPHINACTIONPLUGIN}.desktop DESTINATION ${KDE_INSTALL_KSERVICES5DIR})
-install(TARGETS ${OWNCLOUDDOLPHINACTIONPLUGIN} DESTINATION ${KDE_INSTALL_PLUGINDIR})
+kcoreaddons_add_plugin(${OWNCLOUDDOLPHINACTIONPLUGIN} INSTALL_NAMESPACE "kf5/kfileitemaction"
+                       SOURCES ownclouddolphinactionplugin.cpp)
+target_link_libraries(${OWNCLOUDDOLPHINACTIONPLUGIN} KF5::CoreAddons KF5::KIOCore KF5::KIOWidgets ${OWNCLOUDDOLPHINHELPER})
+kcoreaddons_desktop_to_json(${OWNCLOUDDOLPHINACTIONPLUGIN} ${CMAKE_CURRENT_BINARY_DIR}/${OWNCLOUDDOLPHINACTIONPLUGIN}.desktop)

shell_integration/dolphin/ownclouddolphinactionplugin.cpp

@@ -133,6 +133,6 @@ public:
 
 };
 
-K_PLUGIN_FACTORY(OwncloudDolphinPluginActionFactory, registerPlugin<OwncloudDolphinPluginAction>();)
+K_PLUGIN_CLASS_WITH_JSON(OwncloudDolphinPluginAction, APPLICATION_EXECUTABLE "dolphinactionplugin.json")
 
 #include "ownclouddolphinactionplugin.moc"