mod_pep: Wipe pubsub service on user deletion
Data is already wiped from storage, but this ensures everything is
properly unsubscribed, possibly with notifications etc.
Clears recipient cache as well, since it is no longer relevant.
-- Prosody IM
-- Copyright (C) 2008-2010 Matthew Wild
-- Copyright (C) 2008-2010 Waqas Hussain
--
-- This project is MIT/X11 licensed. Please see the
-- COPYING file in the source package for more information.
--
local st = require "util.stanza"
local private_storage = module:open_store("private", "map");
module:add_feature("jabber:iq:private");
module:hook("iq/self/jabber:iq:private:query", function(event)
local origin, stanza = event.origin, event.stanza;
local query = stanza.tags[1];
if #query.tags ~= 1 then
origin.send(st.error_reply(stanza, "modify", "bad-format"));
return true;
end
local tag = query.tags[1];
local key = tag.name..":"..tag.attr.xmlns;
if stanza.attr.type == "get" then
local data, err = private_storage:get(origin.username, key);
if data then
origin.send(st.reply(stanza):query("jabber:iq:private"):add_child(st.deserialize(data)));
elseif err then
origin.send(st.error_reply(stanza, "wait", "internal-server-error", err));
else
origin.send(st.reply(stanza):add_child(query));
end
return true;
else -- stanza.attr.type == "set"
local data;
if #tag ~= 0 then
data = st.preserialize(tag);
end
-- TODO delete datastore if empty
local ok, err = private_storage:set(origin.username, key, data);
if not ok then
origin.send(st.error_reply(stanza, "wait", "internal-server-error", err));
return true;
end
origin.send(st.reply(stanza));
return true;
end
end);