mirror of
https://github.com/processone/ejabberd.git
synced 2024-12-08 16:52:59 +01:00
b3b09bcfd8
* (all): Updated to use "iq" record SVN Revision: 186
160 lines
4.2 KiB
Erlang
160 lines
4.2 KiB
Erlang
%%%----------------------------------------------------------------------
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%%% File : ejabberd_local.erl
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%%% Author : Alexey Shchepin <alexey@sevcom.net>
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%%% Purpose :
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%%% Created : 30 Nov 2002 by Alexey Shchepin <alexey@sevcom.net>
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%%% Id : $Id$
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%%%----------------------------------------------------------------------
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-module(ejabberd_local).
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-author('alexey@sevcom.net').
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-vsn('$Revision$ ').
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-export([start_link/0, init/0]).
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-export([register_iq_handler/3,
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register_iq_handler/4,
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unregister_iq_handler/1
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]).
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-include("ejabberd.hrl").
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-include("jlib.hrl").
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-record(state, {mydomain, iqtable}).
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start_link() ->
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register(ejabberd_local,
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Pid = proc_lib:spawn_link(ejabberd_local, init, [])),
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{ok, Pid}.
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init() ->
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MyDomain = ?MYNAME,
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ejabberd_router:register_route(MyDomain),
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catch ets:new(local_iqtable, [named_table, public]),
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loop(#state{mydomain = MyDomain,
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iqtable = local_iqtable}).
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loop(State) ->
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receive
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{route, From, To, Packet} ->
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case catch do_route(State, From, To, Packet) of
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{'EXIT', Reason} ->
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?ERROR_MSG("~p~nwhen processing: ~p",
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[Reason, {From, To, Packet}]);
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_ ->
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ok
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end,
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loop(State);
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{register_iq_handler, XMLNS, Module, Function} ->
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ets:insert(State#state.iqtable, {XMLNS, Module, Function}),
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mod_disco:register_feature(XMLNS),
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loop(State);
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{register_iq_handler, XMLNS, Module, Function, Opts} ->
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ets:insert(State#state.iqtable, {XMLNS, Module, Function, Opts}),
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mod_disco:register_feature(XMLNS),
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loop(State);
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{unregister_iq_handler, XMLNS} ->
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case ets:lookup(State#state.iqtable, XMLNS) of
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[{_, Module, Function, Opts}] ->
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gen_iq_handler:stop_iq_handler(Module, Function, Opts);
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_ ->
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ok
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end,
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ets:delete(State#state.iqtable, XMLNS),
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mod_disco:unregister_feature(XMLNS),
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loop(State);
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_ ->
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loop(State)
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end.
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do_route(State, From, To, Packet) ->
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?DEBUG("local route~n\tfrom ~p~n\tto ~p~n\tpacket ~P~n",
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[From, To, Packet, 8]),
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case To of
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#jid{luser = "", lresource = ""} ->
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{xmlelement, Name, Attrs, _Els} = Packet,
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case Name of
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"iq" ->
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process_iq(State, From, To, Packet);
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"message" ->
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ok;
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"presence" ->
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ok;
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_ ->
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ok
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end;
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#jid{luser = "", lresource = Res} ->
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{xmlelement, Name, Attrs, _Els} = Packet,
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case xml:get_attr_s("type", Attrs) of
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"error" -> ok;
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"result" -> ok;
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_ ->
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case {Res, Name} of
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{"announce/online", "message"} ->
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announce_online(From, To, Packet);
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_ ->
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Err = jlib:make_error_reply(
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Packet, ?ERR_ITEM_NOT_FOUND),
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ejabberd_router:route(To, From, Err)
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end
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end;
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_ ->
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ejabberd_sm ! {route, From, To, Packet}
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end.
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process_iq(State, From, To, Packet) ->
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IQ = jlib:iq_query_info(Packet),
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case IQ of
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#iq{xmlns = XMLNS} ->
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case ets:lookup(State#state.iqtable, XMLNS) of
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[{_, Module, Function}] ->
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ResIQ = Module:Function(From, To, IQ),
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if
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ResIQ /= ignore ->
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ejabberd_router:route(
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To, From, jlib:iq_to_xml(ResIQ));
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true ->
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ok
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end;
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[{_, Module, Function, Opts}] ->
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gen_iq_handler:handle(Module, Function, Opts,
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From, To, IQ);
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[] ->
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Err = jlib:make_error_reply(
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Packet, ?ERR_FEATURE_NOT_IMPLEMENTED),
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ejabberd_router:route(To, From, Err)
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end;
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reply ->
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ok;
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_ ->
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Err = jlib:make_error_reply(Packet, ?ERR_BAD_REQUEST),
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ejabberd_router:route(To, From, Err),
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ok
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end.
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register_iq_handler(XMLNS, Module, Fun) ->
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ejabberd_local ! {register_iq_handler, XMLNS, Module, Fun}.
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register_iq_handler(XMLNS, Module, Fun, Opts) ->
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ejabberd_local ! {register_iq_handler, XMLNS, Module, Fun, Opts}.
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unregister_iq_handler(XMLNS) ->
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ejabberd_local ! {unregister_iq_handler, XMLNS}.
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announce_online(From, To, Packet) ->
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case acl:match_rule(announce, From) of
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deny ->
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Err = jlib:make_error_reply(Packet, ?ERR_NOT_ALLOWED),
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ejabberd_router:route(To, From, Err);
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allow ->
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Local = jlib:make_jid("", ?MYNAME, ""),
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lists:foreach(
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fun({U, R}) ->
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Dest = jlib:make_jid(U, ?MYNAME, R),
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ejabberd_router:route(Local, Dest, Packet)
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end, ejabberd_sm:dirty_get_sessions_list())
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end.
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