[sociald] Support one-way Google calendar sync. Contributes to JB#11818

This commit implements downsync from Google Calendar v3.0 API.
We only synchronize calendars which the user owns; we do not sync the
automatically generated calendars (public holidays, contact birthdays,
etc).

Contributes to JB#11818

rpm/sociald.spec

@@ -49,6 +49,7 @@ A daemon process which provides data synchronization with various social service
 %config %{_sysconfdir}/buteo/profiles/sync/facebook.Notifications.xml
 %config %{_sysconfdir}/buteo/profiles/sync/twitter.Notifications.xml
 %config %{_sysconfdir}/buteo/profiles/sync/twitter.Posts.xml
+%config %{_sysconfdir}/buteo/profiles/sync/google.Calendars.xml
 %config %{_sysconfdir}/buteo/profiles/sync/google.Contacts.xml
 %{_datadir}/lipstick/notificationcategories/x-nemo.social.facebook.notification.conf
 %{_datadir}/lipstick/notificationcategories/x-nemo.social.twitter.mention.conf

src/google/google.pri

@@ -4,12 +4,14 @@ PKGCONFIG += qtcontacts-sqlite-qt5-extensions
 
 SOURCES += \
     $$PWD/googledatatypesyncadaptor.cpp \
+    $$PWD/googlecalendarsyncadaptor.cpp \
     $$PWD/googlecontactsyncadaptor.cpp \
     $$PWD/googlecontactstream.cpp \
     $$PWD/googlecontactatom.cpp
 
 HEADERS += \
     $$PWD/googledatatypesyncadaptor.h \
+    $$PWD/googlecalendarsyncadaptor.h \
     $$PWD/googlecontactsyncadaptor.h \
     $$PWD/googlecontactstream.h \
     $$PWD/googlecontactatom.h
@@ -18,6 +20,6 @@ OTHER_FILES += google_sync_profiles.files
 
 # google buteo sync profiles
 google_sync_profiles.path = /etc/buteo/profiles/sync
-google_sync_profiles.files = $$PWD/../xml/sync/google.Contacts.xml
+google_sync_profiles.files = $$PWD/../xml/sync/google.Contacts.xml $$PWD/../xml/sync/google.Calendars.xml
 
 INSTALLS += google_sync_profiles