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|
%%%----------------------------------------------------------------------
%%% File : ejabberd_auth.erl
%%% Author : Alexey Shchepin <alexey@sevcom.net>
%%% Purpose : Authentification
%%% Created : 23 Nov 2002 by Alexey Shchepin <alexey@sevcom.net>
%%% Updated : 23 Feb 2006 by Mickael Remond <mremond@process-one.net>
%%% for anonymous login support
%%% Id : $Id$
%%%----------------------------------------------------------------------
%% TODO: Use the functions in ejabberd auth to add and remove users.
-module(ejabberd_auth).
-author('alexey@sevcom.net').
%% External exports
-export([start/0,
set_password/3,
check_password/3,
check_password/5,
try_register/3,
dirty_get_registered_users/0,
get_vh_registered_users/1,
get_vh_registered_users/2,
get_vh_registered_users_number/1,
get_vh_registered_users_number/2,
get_password/2,
get_password_s/2,
is_user_exists/2,
is_user_exists_in_other_modules/3,
remove_user/2,
remove_user/3,
plain_password_required/1,
ctl_process_get_registered/3
]).
-export([auth_modules/1]).
-include("ejabberd.hrl").
-include("ejabberd_ctl.hrl").
%%%----------------------------------------------------------------------
%%% API
%%%----------------------------------------------------------------------
start() ->
lists:foreach(
fun(Host) ->
lists:foreach(
fun(M) ->
M:start(Host)
end, auth_modules(Host))
end, ?MYHOSTS).
plain_password_required(Server) ->
lists:any(
fun(M) ->
M:plain_password_required()
end, auth_modules(Server)).
check_password(User, Server, Password) ->
lists:any(
fun(M) ->
M:check_password(User, Server, Password)
end, auth_modules(Server)).
check_password(User, Server, Password, StreamID, Digest) ->
lists:any(
fun(M) ->
M:check_password(User, Server, Password, StreamID, Digest)
end, auth_modules(Server)).
set_password(User, Server, Password) ->
lists:foldl(
fun(M, {error, _}) ->
M:set_password(User, Server, Password);
(_M, Res) ->
Res
end, {error, not_allowed}, auth_modules(Server)).
try_register(User, Server, Password) ->
case is_user_exists(User,Server) of
true ->
{atomic, exists};
false ->
case lists:member(jlib:nameprep(Server), ?MYHOSTS) of
true ->
lists:foldl(
fun(_M, {atomic, ok} = Res) ->
Res;
(M, _) ->
M:try_register(User, Server, Password)
end, {error, not_allowed}, auth_modules(Server));
false ->
{error, not_allowed}
end
end.
%% Registered users list do not include anonymous users logged
dirty_get_registered_users() ->
lists:flatmap(
fun(M) ->
M:dirty_get_registered_users()
end, auth_modules(?MYNAME)).
%% Registered users list do not include anonymous users logged
get_vh_registered_users(Server) ->
lists:flatmap(
fun(M) ->
M:get_vh_registered_users(Server)
end, auth_modules(Server)).
get_vh_registered_users(Server, Opts) ->
lists:flatmap(
fun(M) ->
M:get_vh_registered_users(Server, Opts)
end, auth_modules(Server)).
get_vh_registered_users_number(Server) ->
lists:sum(
lists:map(
fun(M) ->
case erlang:function_exported(
M, get_vh_registered_users_number, 1) of
true ->
M:get_vh_registered_users_number(Server);
false ->
length(M:get_vh_registered_users(Server))
end
end, auth_modules(Server))).
get_vh_registered_users_number(Server, Opts) ->
lists:sum(
lists:map(
fun(M) ->
case erlang:function_exported(
M, get_vh_registered_users_number, 2) of
true ->
M:get_vh_registered_users_number(Server, Opts);
false ->
length(M:get_vh_registered_users(Server))
end
end, auth_modules(Server))).
get_password(User, Server) ->
lists:foldl(
fun(M, false) ->
M:get_password(User, Server);
(_M, Password) ->
Password
end, false, auth_modules(Server)).
get_password_s(User, Server) ->
case get_password(User, Server) of
false ->
"";
Password ->
Password
end.
%% Returns true if the user exists in the DB or if an anonymous user is logged
%% under the given name
is_user_exists(User, Server) ->
lists:any(
fun(M) ->
M:is_user_exists(User, Server)
end, auth_modules(Server)).
%% Check if the user exists in all authentications module except the module
%% passed as parameter
is_user_exists_in_other_modules(Module, User, Server) ->
lists:any(
fun(M) ->
M:is_user_exists(User, Server)
end, auth_modules(Server)--[Module]).
remove_user(User, Server) ->
lists:foreach(
fun(M) ->
M:remove_user(User, Server)
end, auth_modules(Server)).
remove_user(User, Server, Password) ->
lists:foreach(
fun(M) ->
M:remove_user(User, Server, Password)
end, auth_modules(Server)).
ctl_process_get_registered(_Val, Host, ["registered-users"]) ->
Users = ejabberd_auth:get_vh_registered_users(Host),
NewLine = io_lib:format("~n", []),
SUsers = lists:sort(Users),
FUsers = lists:map(fun({U, _S}) -> [U, NewLine] end, SUsers),
io:format("~s", [FUsers]),
{stop, ?STATUS_SUCCESS};
ctl_process_get_registered(Val, _Host, _Args) ->
Val.
%%%----------------------------------------------------------------------
%%% Internal functions
%%%----------------------------------------------------------------------
auth_modules(Server) ->
LServer = jlib:nameprep(Server),
Method = ejabberd_config:get_local_option({auth_method, LServer}),
Methods = if
Method == undefined -> [];
is_list(Method) -> Method;
is_atom(Method) -> [Method]
end,
[list_to_atom("ejabberd_auth_" ++ atom_to_list(M)) || M <- Methods].
|
