mod_log_ringbuffer: Detach event handlers on logging reload (thanks Menel)
Otherwise the global event handlers accumulate, one added each time
logging is reoladed, and each invocation of the signal or event triggers
one dump of each created ringbuffer.
-- Compatibility with clients and servers (i.e. ejabberd) that send vcard
-- requests to the full JID
--
-- https://support.process-one.net/browse/EJAB-1045
local jid_bare = require "util.jid".bare;
local st = require "util.stanza";
local core_process_stanza = prosody.core_process_stanza;
module:hook("iq/full", function(event)
local stanza = event.stanza;
local payload = stanza.tags[1];
if payload and stanza.attr.type == "get" and payload.name == "vCard" and payload.attr.xmlns == "vcard-temp" then
local fixed_stanza = st.clone(event.stanza);
fixed_stanza.attr.to = jid_bare(stanza.attr.to);
core_process_stanza(event.origin, fixed_stanza);
return true;
end
end, 1);