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xmpp.chapril.org-ejabberd/src/ejabberd_local.erl

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%%%----------------------------------------------------------------------
%%% File : ejabberd_local.erl
%%% Author : Alexey Shchepin <alexey@sevcom.net>
%%% Purpose :
%%% Created : 30 Nov 2002 by Alexey Shchepin <alexey@sevcom.net>
%%% Id : $Id$
%%%----------------------------------------------------------------------
-module(ejabberd_local).
-author('alexey@sevcom.net').
-vsn('$Revision$ ').
-export([start/0, init/0]).
-export([register_iq_handler/3]).
-include("ejabberd.hrl").
-record(state, {mydomain, iqtable}).
start() ->
register(ejabberd_local, spawn(ejabberd_local, init, [])),
mod_register:start(),
mod_roster:start(),
ok.
init() ->
MyDomain = ?MYNAME,
ejabberd_router:register_local_route(MyDomain),
loop(#state{mydomain = MyDomain,
iqtable = ets:new(iqtable, [])}).
loop(State) ->
receive
{route, From, To, Packet} ->
do_route(State, From, To, Packet),
loop(State);
{register_iq_handler, XMLNS, Module, Function} ->
ets:insert(State#state.iqtable, {XMLNS, Module, Function}),
loop(State)
end.
do_route(State, From, To, Packet) ->
?DEBUG("local route~n\tfrom ~p~n\tto ~p~n\tpacket ~P~n",
[From, To, Packet, 8]),
case To of
{"", _, ""} ->
{xmlelement, Name, Attrs, Els} = Packet,
case Name of
"iq" ->
process_iq(State, From, To, Packet);
"message" ->
ok;
"presence" ->
% TODO
ok;
_ ->
% DROP
ok
end;
{"", _, _} ->
Err = jlib:make_error_reply(Packet, "404", "Not Found"),
ejabberd_router ! {route,
{"", State#state.mydomain, ""}, From, Err},
ok;
_ ->
ejabberd_sm ! {route, From, To, Packet}
end.
process_iq(State, From, To, Packet) ->
IQ = jlib:iq_query_info(Packet),
case IQ of
{iq, ID, Type, XMLNS, SubEl} ->
case jlib:is_iq_request_type(Type) of
true ->
% TODO
case ets:lookup(State#state.iqtable, XMLNS) of
[{_, Module, Function}] ->
ResIQ = apply(Module, Function, [From, To, IQ]),
if
ResIQ /= ignore ->
ejabberd_router ! {route,
To,
From,
jlib:iq_to_xml(ResIQ)};
true ->
ok
end;
[] ->
Err = jlib:make_error_reply(
Packet, "501", "Not Implemented"),
ejabberd_router ! {route,
{"", State#state.mydomain, ""},
From,
Err}
end;
_ ->
% TODO
ok
end;
_ ->
Err = jlib:make_error_reply(Packet, "400", "Bad Request"),
ejabberd_router ! {route,
{"", State#state.mydomain, ""}, From, Err},
ok
end.
register_iq_handler(XMLNS, Module, Fun) ->
ejabberd_local ! {register_iq_handler, XMLNS, Module, Fun}.