This function checks whether Horde is enabled. Since Horde is no longer installed with the product, the return value will only ever be 0.
uapi --output=jsonpretty \ --user=username \ DAV \ is_horde_enabled
{- "apiversion": 3,
- "func": "is_horde_enabled",
- "module": "DAV",
- "result": {
- "data": {
- "enabled": 0
}, - "errors": null,
- "messages": null,
- "metadata": { },
- "status": 1,
- "warnings": null
}
}