contacts --export

[nemo@pris ~]$ devel-su -p vcardconverter --export contacts-test.vcf
Password:
Enjoy your privileges.
[W] ContactsEngine::ContactsEngine:845 - The 'mergePresenceChanges' option has not been configured - presence changes will only be reported via ContactManagerEngine::contactsPresenceChanged()
[D] main:162 - Exporting 228 contacts
[W] QtVersit::QVCard30Writer::encodeVersitProperty:107 - Variant value is a QStringList but the property's value type is neither CompoundType or ListType
[W] QtVersit::QVCard30Writer::encodeVersitProperty:107 - Variant value is a QStringList but the property's value type is neither CompoundType or ListType
...
...
[W] QtVersit::QVCard30Writer::encodeVersitProperty:107 - Variant value is a QStringList but the property's value type is neither CompoundType or ListType
[W] QtVersit::QVCard30Writer::encodeVersitProperty:107 - Variant value is a QStringList but the property's value type is neither CompoundType or ListType
[D] main:167 - Wrote 228 contacts