Good news.
I contacted Marc Trevisan and he was willing to update his script to the
new dbus methods, even that he doesn't use shr anymore. i'm thankfull
for his effort and his newest version is available at [1].
So i think i can try the script again at the weekend. :)
Ciao,
Rainer
[1] http://dev.3v1n0.net/gitweb/shr-notifier.git