view mod_muc_restrict_rooms/README.markdown @ 4651:8231774f5bfd

mod_cloud_notify_encrypted: Ensure body substring remains valid UTF-8 The `body:sub()` call risks splitting the string in the middle of a multi-byte UTF-8 sequence. This should have been caught by util.stanza validation, but that would have caused some havoc, at the very least causing the notification to not be sent. There have been no reports of this happening. Likely because this module isn't widely deployed among users with languages that use many longer UTF-8 sequences. The util.encodings.utf8.valid() function is O(n) where only the last sequence really needs to be checked, but it's in C and expected to be fast.
author Kim Alvefur <zash@zash.se>
date Sun, 22 Aug 2021 13:22:59 +0200
parents 4d73a1a6ba68
children 34fb3d239ac1
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---
summary: Regexp based room restriction module
...

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

This module allows disabling room creation based on regexp patterns
defined in configuration.

Dependencies
============

This module depends on **muc/rooms** module. If **muc/rooms** is not
loaded, this module won't work.

How to load the module
======================

Copy the module to the prosody modules/plugins directory.

In Prosody's configuration file, under the desired MUC component
definition, add:

      modules_enabled = {
        ...
        "mod_muc_restrict_rooms";
        ...
      }

**Note**: This module *shouldn't* be loaded in the global
**modules\_enabled**, otherwise it won't work.

Configuration
=============

**mod\_muc\_restrict\_rooms** has several variables which let you
configure the patterns for room names you want to ban, establish
exceptions for those patterns and even deciding whether admins can or
not bypass the prohibition.

  Name                           Description                                                                                                                                                                                                                                                                                                                                                                                                                           Example                                                                                                       Default value
  ------------------------------ ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ------------------------------------------------------------------------------------------------------------- ---------------
  muc\_restrict\_matching        Table in the key/value format (keys for patterns and values for reasons) that determines which rooms shouldn't be created. The key is a regexp and must be specified between quotation marks (see example). Room names will be evaluated always lowercase, so define your patterns taking this into consideration. Users that try to join any room that matches one of those rules will get an error telling them they cannot join.   muc\_restrict\_matching = { ["\^admin"] = "Rooms that start with 'admin' are reserved for staff use only" }   {}
  muc\_restrict\_exceptions      String format table that contains exceptions to the above defined rules. Room names specified here will bypass the muc\_restrict\_matching restrictions and will be available for anyone                                                                                                                                                                                                                                              muc\_restrict\_exceptions = { "admins\_are\_good", "admins\_rocks" }                                          {}
  muc\_restrict\_allow\_admins   Boolean that determines whether users in the **admin** table are able to bypass any room restriction. If ser to *true*, they will be able to bypass those rules.                                                                                                                                                                                                                                                                      muc\_restrict\_allow\_admins = true                                                                           false

Compatibility
=============

  ----- -------------
  0.9   Works
  0.8   Should work
  ----- -------------