-- Prosody IM
--- Copyright (C) 2008-2009 Matthew Wild
--- Copyright (C) 2008-2009 Waqas Hussain
+-- 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 muc_name = module:get_option("name");
if type(muc_name) ~= "string" then muc_name = "Prosody Chatrooms"; end
local restrict_room_creation = module:get_option("restrict_room_creation");
-if restrict_room_creation and restrict_room_creation ~= true then restrict_room_creation = nil; end
-
-local muc_new_room = module:require "muc".new_room;
-local register_component = require "core.componentmanager".register_component;
-local deregister_component = require "core.componentmanager".deregister_component;
+if restrict_room_creation then
+ if restrict_room_creation == true then
+ restrict_room_creation = "admin";
+ elseif restrict_room_creation ~= "admin" and restrict_room_creation ~= "local" then
+ restrict_room_creation = nil;
+ end
+end
+local muclib = module:require "muc";
+local muc_new_room = muclib.new_room;
local jid_split = require "util.jid".split;
local jid_bare = require "util.jid".bare;
local st = require "util.stanza";
local uuid_gen = require "util.uuid".generate;
-local datamanager = require "util.datamanager";
local um_is_admin = require "core.usermanager".is_admin;
+local hosts = prosody.hosts;
+
+rooms = {};
+local rooms = rooms;
+local persistent_rooms_storage = module:open_store("persistent");
+local persistent_rooms = persistent_rooms_storage:get() or {};
+local room_configs = module:open_store("config");
-local rooms = {};
-local persistent_rooms = datamanager.load(nil, muc_host, "persistent") or {};
-local component;
+-- Configurable options
+muclib.set_max_history_length(module:get_option_number("max_history_messages"));
local function is_admin(jid)
- return um_is_admin(jid) or um_is_admin(jid, module.host);
+ return um_is_admin(jid, module.host);
end
-local function room_route_stanza(room, stanza) core_post_stanza(component, stanza); end
+local _set_affiliation = muc_new_room.room_mt.set_affiliation;
+local _get_affiliation = muc_new_room.room_mt.get_affiliation;
+function muclib.room_mt:get_affiliation(jid)
+ if is_admin(jid) then return "owner"; end
+ return _get_affiliation(self, jid);
+end
+function muclib.room_mt:set_affiliation(actor, jid, affiliation, callback, reason)
+ if is_admin(jid) then return nil, "modify", "not-acceptable"; end
+ return _set_affiliation(self, actor, jid, affiliation, callback, reason);
+end
+
+local function room_route_stanza(room, stanza) module:send(stanza); end
local function room_save(room, forced)
local node = jid_split(room.jid);
persistent_rooms[room.jid] = room._data.persistent;
_data = room._data;
_affiliations = room._affiliations;
};
- datamanager.store(node, muc_host, "config", data);
+ room_configs:set(node, data);
room._data.history = history;
elseif forced then
- datamanager.store(node, muc_host, "config", nil);
+ room_configs:set(node, nil);
+ if not next(room._occupants) then -- Room empty
+ rooms[room.jid] = nil;
+ end
end
- if forced then datamanager.store(nil, muc_host, "persistent", persistent_rooms); end
+ if forced then persistent_rooms_storage:set(nil, persistent_rooms); end
end
-for jid in pairs(persistent_rooms) do
- local node = jid_split(jid);
- local data = datamanager.load(node, muc_host, "config") or {};
+function create_room(jid)
local room = muc_new_room(jid);
- room._data = data._data;
- room._affiliations = data._affiliations;
room.route_stanza = room_route_stanza;
room.save = room_save;
rooms[jid] = room;
+ module:fire_event("muc-room-created", { room = room });
+ return room;
+end
+
+local persistent_errors = false;
+for jid in pairs(persistent_rooms) do
+ local node = jid_split(jid);
+ local data = room_configs:get(node);
+ if data then
+ local room = create_room(jid);
+ room._data = data._data;
+ room._affiliations = data._affiliations;
+ else -- missing room data
+ persistent_rooms[jid] = nil;
+ module:log("error", "Missing data for room '%s', removing from persistent room list", jid);
+ persistent_errors = true;
+ end
end
+if persistent_errors then persistent_rooms_storage:set(nil, persistent_rooms); end
local host_room = muc_new_room(muc_host);
host_room.route_stanza = room_route_stanza;
local function get_disco_items(stanza)
local reply = st.iq({type='result', id=stanza.attr.id, from=muc_host, to=stanza.attr.from}):query("http://jabber.org/protocol/disco#items");
for jid, room in pairs(rooms) do
- if not room._data.hidden then
- reply:tag("item", {jid=jid, name=jid}):up();
+ if not room:is_hidden() then
+ reply:tag("item", {jid=jid, name=room:get_name()}):up();
end
end
return reply; -- TODO cache disco reply
end
-local function handle_to_domain(origin, stanza)
+local function handle_to_domain(event)
+ local origin, stanza = event.origin, event.stanza;
local type = stanza.attr.type;
if type == "error" or type == "result" then return; end
if stanza.name == "iq" and type == "get" then
local xmlns = stanza.tags[1].attr.xmlns;
- if xmlns == "http://jabber.org/protocol/disco#info" then
+ local node = stanza.tags[1].attr.node;
+ if xmlns == "http://jabber.org/protocol/disco#info" and not node then
origin.send(get_disco_info(stanza));
- elseif xmlns == "http://jabber.org/protocol/disco#items" then
+ elseif xmlns == "http://jabber.org/protocol/disco#items" and not node then
origin.send(get_disco_items(stanza));
elseif xmlns == "http://jabber.org/protocol/muc#unique" then
origin.send(st.reply(stanza):tag("unique", {xmlns = xmlns}):text(uuid_gen())); -- FIXME Random UUIDs can theoretically have collisions
host_room:handle_stanza(origin, stanza);
--origin.send(st.error_reply(stanza, "cancel", "service-unavailable", "The muc server doesn't deal with messages and presence directed at it"));
end
+ return true;
end
-component = register_component(muc_host, function(origin, stanza)
- local to_node, to_host, to_resource = jid_split(stanza.attr.to);
- if to_node then
- local bare = to_node.."@"..to_host;
- if to_host == muc_host or bare == muc_host then
- local room = rooms[bare];
- if not room then
- if not(restrict_room_creation) or is_admin(stanza.attr.from) then
- room = muc_new_room(bare);
- room.route_stanza = room_route_stanza;
- room.save = room_save;
- rooms[bare] = room;
- end
- end
- if room then
- room:handle_stanza(origin, stanza);
- if not next(room._occupants) and not persistent_rooms[room.jid] then -- empty, non-persistent room
- rooms[bare] = nil; -- discard room
- end
- else
- origin.send(st.error_reply(stanza, "cancel", "not-allowed"));
- end
- else --[[not for us?]] end
- return;
+function stanza_handler(event)
+ local origin, stanza = event.origin, event.stanza;
+ local bare = jid_bare(stanza.attr.to);
+ local room = rooms[bare];
+ if not room then
+ if stanza.name ~= "presence" then
+ origin.send(st.error_reply(stanza, "cancel", "item-not-found"));
+ return true;
+ end
+ if not(restrict_room_creation) or
+ is_admin(stanza.attr.from) or
+ (restrict_room_creation == "local" and select(2, jid_split(stanza.attr.from)) == module.host:gsub("^[^%.]+%.", "")) then
+ room = create_room(bare);
+ end
+ end
+ if room then
+ room:handle_stanza(origin, stanza);
+ if not next(room._occupants) and not persistent_rooms[room.jid] then -- empty, non-persistent room
+ module:fire_event("muc-room-destroyed", { room = room });
+ rooms[bare] = nil; -- discard room
+ end
+ else
+ origin.send(st.error_reply(stanza, "cancel", "not-allowed"));
end
- -- to the main muc domain
- handle_to_domain(origin, stanza);
-end);
-function component.send(stanza) -- FIXME do a generic fix
+ return true;
+end
+module:hook("iq/bare", stanza_handler, -1);
+module:hook("message/bare", stanza_handler, -1);
+module:hook("presence/bare", stanza_handler, -1);
+module:hook("iq/full", stanza_handler, -1);
+module:hook("message/full", stanza_handler, -1);
+module:hook("presence/full", stanza_handler, -1);
+module:hook("iq/host", handle_to_domain, -1);
+module:hook("message/host", handle_to_domain, -1);
+module:hook("presence/host", handle_to_domain, -1);
+
+hosts[module.host].send = function(stanza) -- FIXME do a generic fix
if stanza.attr.type == "result" or stanza.attr.type == "error" then
- core_post_stanza(component, stanza);
+ module:send(stanza);
else error("component.send only supports result and error stanzas at the moment"); end
end
-prosody.hosts[module:get_host()].muc = { rooms = rooms };
+hosts[module:get_host()].muc = { rooms = rooms };
-module.unload = function()
- deregister_component(muc_host);
-end
+local saved = false;
module.save = function()
+ saved = true;
return {rooms = rooms};
end
module.restore = function(data)
- rooms = {};
for jid, oldroom in pairs(data.rooms or {}) do
- local room = muc_new_room(jid);
+ local room = create_room(jid);
room._jid_nick = oldroom._jid_nick;
room._occupants = oldroom._occupants;
room._data = oldroom._data;
room._affiliations = oldroom._affiliations;
- room.route_stanza = room_route_stanza;
- room.save = room_save;
- rooms[jid] = room;
end
- prosody.hosts[module:get_host()].muc = { rooms = rooms };
+ hosts[module:get_host()].muc = { rooms = rooms };
+end
+
+function shutdown_room(room, stanza)
+ for nick, occupant in pairs(room._occupants) do
+ stanza.attr.from = nick;
+ for jid in pairs(occupant.sessions) do
+ stanza.attr.to = jid;
+ room:_route_stanza(stanza);
+ room._jid_nick[jid] = nil;
+ end
+ room._occupants[nick] = nil;
+ end
+end
+function shutdown_component()
+ if not saved then
+ local stanza = st.presence({type = "unavailable"})
+ :tag("x", {xmlns = "http://jabber.org/protocol/muc#user"})
+ :tag("item", { affiliation='none', role='none' }):up();
+ for roomjid, room in pairs(rooms) do
+ shutdown_room(room, stanza);
+ end
+ shutdown_room(host_room, stanza);
+ end
end
+module.unload = shutdown_component;
+module:hook_global("server-stopping", shutdown_component);