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-- Prosody IM
-- Copyright (C) 2008-2017 Matthew Wild
-- Copyright (C) 2008-2017 Waqas Hussain
-- Copyright (C) 2011-2017 Kim Alvefur
--
-- This project is MIT/X11 licensed. Please see the
-- COPYING file in the source package for more information.
--
-- XEP-0313: Message Archive Management for Prosody
--
-- luacheck: ignore 122/prosody
local global_default_policy = module:get_option_string("default_archive_policy", true);
if global_default_policy ~= "roster" then
global_default_policy = module:get_option_boolean("default_archive_policy", global_default_policy);
end
local smart_enable = module:get_option_boolean("mam_smart_enable", false);
do
-- luacheck: ignore 211/prefs_format
local prefs_format = {
[false] = "roster",
-- default ::= true | false | "roster"
-- true = always, false = never, nil = global default
["romeo@montague.net"] = true, -- always
["montague@montague.net"] = false, -- newer
};
end
local sessions = prosody.hosts[module.host].sessions;
local archive_store = module:get_option_string("archive_store", "archive");
local prefs = module:open_store(archive_store .. "_prefs");
local function get_prefs(user, explicit)
local user_sessions = sessions[user];
local user_prefs = user_sessions and user_sessions.archive_prefs
if not user_prefs then
-- prefs not cached
user_prefs = prefs:get(user);
if not user_prefs then
-- prefs not set
if smart_enable and explicit then
-- a mam-capable client was involved in this action, set defaults
user_prefs = { [false] = global_default_policy };
prefs:set(user, user_prefs);
end
end
if user_sessions then
-- cache settings if they originate from user action
user_sessions.archive_prefs = user_prefs;
end
if not user_prefs then
if smart_enable then
-- not yet enabled, either explicitly or "smart"
user_prefs = { [false] = false };
else
-- no explicit settings, return defaults
user_prefs = { [false] = global_default_policy };
end
end
end
return user_prefs;
end
local function set_prefs(user, user_prefs)
local user_sessions = sessions[user];
if user_sessions then
user_sessions.archive_prefs = user_prefs;
end
return prefs:set(user, user_prefs);
end
return {
get = get_prefs,
set = set_prefs,
}
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