Mercurial > prosody-modules
view mod_muc_restrict_rooms/mod_muc_restrict_rooms.lua @ 5265:f845c218e52c
mod_http_oauth2: Allow revoking a token without OAuth client credentials
If you have a valid token, and you're not supposed to have it, revoking
it seems the most responsible thing to do with it, so it should be
allowed, while if you are supposed to have it, you should also be
allowed to revoke it.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Tue, 21 Mar 2023 22:02:38 +0100 |
parents | 79adec50b24d |
children |
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local st = require "util.stanza"; local jid = require "util.jid"; local nodeprep = require "util.encodings".stringprep.nodeprep; local rooms = module:shared "muc/rooms"; if not rooms then module:log("error", "This module only works on MUC components!"); return; end local restrict_patterns = module:get_option("muc_restrict_matching", {}); local restrict_excepts = module:get_option_set("muc_restrict_exceptions", {}); local restrict_allow_admins = module:get_option_boolean("muc_restrict_allow_admins", false); local function is_restricted(room, who) -- If admins can join prohibited rooms, we allow them to if restrict_allow_admins and usermanager.is_admin(who, module.host) then module:log("debug", "Admins are allowed to enter restricted rooms (%s on %s)", who, room) return nil; end -- Don't evaluate exceptions if restrict_excepts:contains(room) then module:log("debug", "Room %s is amongst restriction exceptions", room()) return nil; end -- Evaluate regexps of restricted patterns for pattern,reason in pairs(restrict_patterns) do if room:match(pattern) then module:log("debug", "Room %s is restricted by pattern %s, user %s is not allowed to join (%s)", room, pattern, who, reason) return reason; end end return nil end module:hook("presence/full", function(event) local stanza = event.stanza; if stanza.name == "presence" and stanza.attr.type == "unavailable" then -- Leaving events get discarded return; end -- Get the room local room = jid.split(stanza.attr.to); if not room then return; end -- Get who has tried to join it local who = jid.bare(stanza.attr.from) -- Checking whether room is restricted local check_restricted = is_restricted(room, who) if check_restricted ~= nil then event.allowed = false; event.stanza.attr.type = 'error'; return event.origin.send(st.error_reply(event.stanza, "cancel", "forbidden", "You're not allowed to enter this room: " .. check_restricted)); end end, 10);