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.
-- Prosody IM
-- Copyright (C) 2008-2009 Matthew Wild
-- Copyright (C) 2008-2009 Waqas Hussain
-- Copyright (C) 2009 Jeff Mitchell
--
-- This project is MIT/X11 licensed. Please see the
-- COPYING file in the source package for more information.
--
local datamanager = require "util.datamanager";
local jid_bare = require "util.jid".bare;
local jid_split = require "util.jid".split;
local st = require "util.stanza";
local datetime = require "util.datetime";
local ipairs = ipairs;
local onhold_jids = module:get_option("onhold_jids") or {};
for _, jid in ipairs(onhold_jids) do onhold_jids[jid] = true; end
function process_message(event)
local session, stanza = event.origin, event.stanza;
local to = stanza.attr.to;
local from = jid_bare(stanza.attr.from);
local node, host;
local onhold_node, onhold_host;
if to then
node, host = jid_split(to)
else
node, host = session.username, session.host;
end
if onhold_jids[from] then
stanza.attr.stamp, stanza.attr.stamp_legacy = datetime.datetime(), datetime.legacy();
local result = datamanager.list_append(node, host, "onhold", st.preserialize(stanza));
stanza.attr.stamp, stanza.attr.stamp_legacy = nil, nil;
return true;
end
return nil;
end
module:hook("message/bare", process_message, 5);
module:hook("message/full", process_message, 5);
module:hook("presence/bare", function(event)
if event.origin.presence then return nil; end
local session = event.origin;
local node, host = session.username, session.host;
local from;
local de_stanza;
local data = datamanager.list_load(node, host, "onhold");
local newdata = {};
if not data then return nil; end
for _, stanza in ipairs(data) do
de_stanza = st.deserialize(stanza);
from = jid_bare(de_stanza.attr.from);
if not onhold_jids[from] then
de_stanza:tag("delay", {xmlns = "urn:xmpp:delay", from = host, stamp = de_stanza.attr.stamp}):up(); -- XEP-0203
de_stanza:tag("x", {xmlns = "jabber:x:delay", from = host, stamp = de_stanza.attr.stamp_legacy}):up(); -- XEP-0091 (deprecated)
de_stanza.attr.stamp, de_stanza.attr.stamp_legacy = nil, nil;
session.send(de_stanza);
else
table.insert(newdata, stanza);
end
end
datamanager.list_store(node, host, "onhold", newdata);
return nil;
end, 5);