mod_roster_command: Fix subscription when the "user JID" is a bare domain. Do not attempt to update the roster when the user is bare domain (e.g. a component), since they don't have rosters and the attempt results in an error: $ prosodyctl mod_roster_command subscribe proxy.example.com contact@example.com xxxxxxxxxxFailed to execute command: Error: /usr/lib/prosody/core/rostermanager.lua:104: attempt to concatenate local 'username' (a nil value) stack traceback: /usr/lib/prosody/core/rostermanager.lua:104: in function 'load_roster' /usr/lib/prosody/core/rostermanager.lua:305: in function 'set_contact_pending_out' mod_roster_command.lua:44: in function 'subscribe'

---
labels:
- 'Stage-alpha'
summary: Do not store in offline storage messages hinted with no-store'
...

Introduction
============

`mod_offline` does not take into account XEP-334 tags.  This module
will not add to the offline storage those messages tagged with
`<no-store />`.

Usage
=====

First copy the module to the prosody plugins directory.

Then add "offline\_hints" to your modules\_enabled list in your
configuration.

No configuration options are available.