mod_compat_roles: Fix attempt to index a nil value #1847
permissions[] is not a map with role names as keys since 817bc9873fc2
but instead a level with host names were added. This was likely an
oversight.
Refactored towards railroad.
---
summary: PubSubHubbub hub
...
Introduction
============
This module implements a
[PubSubHubbub](http://pubsubhubbub.github.io/PubSubHubbub/pubsubhubbub-core-0.3.html)
(PuSH) hub, allowing PuSH clients to subscribe to local XMPP
[Publish-Subscribe](http://xmpp.org/extensions/xep-0060.html) nodes
stored by [mod\_pubsub](http://prosody.im/doc/modules/mod_pubsub) and
receive real time updates to feeds.
Configuration
=============
Component "pubsub.example.com" "pubsub"
modules_enabled = {
"pubsub_hub";
}
The hub is then available on `http://pubsub.example.com:5280/hub`.
Compatibility
=============
------- --------------
trunk Works
0.10 Should work
0.9 Works
0.8 Doesn't work
------- --------------