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.
local initialize_filters = require "util.filters".initialize;
local logger = require "util.logger";
local function new_session(typ)
local session = {
type = typ .. "_unauthed";
};
return session;
end
local function set_id(session)
local id = session.type .. tostring(session):match("%x+$"):lower();
session.id = id;
return session;
end
local function set_logger(session)
local log = logger.init(session.id);
session.log = log;
return session;
end
local function set_conn(session, conn)
session.conn = conn;
session.ip = conn:ip();
return session;
end
local function set_send(session)
local conn = session.conn;
if not conn then
function session.send(data)
session.log("debug", "Discarding data sent to unconnected session: %s", tostring(data));
return false;
end
return session;
end
local filter = initialize_filters(session);
local w = conn.write;
session.send = function (t)
if t.name then
t = filter("stanzas/out", t);
end
if t then
t = filter("bytes/out", tostring(t));
if t then
local ret, err = w(conn, t);
if not ret then
session.log("debug", "Error writing to connection: %s", tostring(err));
return false, err;
end
end
end
return true;
end
return session;
end
return {
new = new_session;
set_id = set_id;
set_logger = set_logger;
set_conn = set_conn;
set_send = set_send;
}