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xmpp.chapril.org-ejabberd/src/ejabberd_auth_odbc.erl
Mickaël Rémond 0ae7f15ce7 * src/ejabberd_auth.erl: Do not allow empty password at creation. On authent, check in all cases that password is not empty.
* src/ejabberd_auth_odbc.erl: Likewise
* src/ejabberd_auth_internal.erl: Likewise
* src/ejabberd_auth_external.erl: Likewise

SVN Revision: 1183
2008-02-11 18:19:42 +00:00

253 lines
6.5 KiB
Erlang

%%%----------------------------------------------------------------------
%%% File : ejabberd_auth_odbc.erl
%%% Author : Alexey Shchepin <alexey@process-one.net>
%%% Purpose : Authentification via ODBC
%%% Created : 12 Dec 2004 by Alexey Shchepin <alexey@process-one.net>
%%%
%%%
%%% ejabberd, Copyright (C) 2002-2008 Process-one
%%%
%%% This program is free software; you can redistribute it and/or
%%% modify it under the terms of the GNU General Public License as
%%% published by the Free Software Foundation; either version 2 of the
%%% License, or (at your option) any later version.
%%%
%%% This program is distributed in the hope that it will be useful,
%%% but WITHOUT ANY WARRANTY; without even the implied warranty of
%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
%%% General Public License for more details.
%%%
%%% You should have received a copy of the GNU General Public License
%%% along with this program; if not, write to the Free Software
%%% Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
%%% 02111-1307 USA
%%%
%%%----------------------------------------------------------------------
-module(ejabberd_auth_odbc).
-author('alexey@process-one.net').
%% External exports
-export([start/1,
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,
remove_user/2,
remove_user/3,
plain_password_required/0
]).
-include("ejabberd.hrl").
%%%----------------------------------------------------------------------
%%% API
%%%----------------------------------------------------------------------
start(Host) ->
ejabberd_ctl:register_commands(
Host,
[{"registered-users", "list all registered users"}],
ejabberd_auth, ctl_process_get_registered),
ok.
plain_password_required() ->
false.
check_password(User, Server, Password) ->
case jlib:nodeprep(User) of
error ->
false;
LUser ->
Username = ejabberd_odbc:escape(LUser),
LServer = jlib:nameprep(Server),
case catch odbc_queries:get_password(LServer, Username) of
{selected, ["password"], [{Password}]} ->
Password /= "";
_ ->
false
end
end.
check_password(User, Server, Password, StreamID, Digest) ->
case jlib:nodeprep(User) of
error ->
false;
LUser ->
Username = ejabberd_odbc:escape(LUser),
LServer = jlib:nameprep(Server),
case catch odbc_queries:get_password(LServer, Username) of
{selected, ["password"], [{Passwd}]} ->
DigRes = if
Digest /= "" ->
Digest == sha:sha(StreamID ++ Passwd);
true ->
false
end,
if DigRes ->
true;
true ->
(Passwd == Password) and (Password /= "")
end;
_ ->
false
end
end.
set_password(User, Server, Password) ->
case jlib:nodeprep(User) of
error ->
{error, invalid_jid};
LUser ->
Username = ejabberd_odbc:escape(LUser),
Pass = ejabberd_odbc:escape(Password),
LServer = jlib:nameprep(Server),
catch odbc_queries:set_password_t(LServer, Username, Pass)
end.
try_register(User, Server, Password) ->
case jlib:nodeprep(User) of
error ->
{error, invalid_jid};
LUser ->
Username = ejabberd_odbc:escape(LUser),
Pass = ejabberd_odbc:escape(Password),
LServer = jlib:nameprep(Server),
case catch odbc_queries:add_user(LServer, Username, Pass) of
{updated, 1} ->
{atomic, ok};
_ ->
{atomic, exists}
end
end.
dirty_get_registered_users() ->
get_vh_registered_users(?MYNAME).
get_vh_registered_users(Server) ->
LServer = jlib:nameprep(Server),
case catch odbc_queries:list_users(LServer) of
{selected, ["username"], Res} ->
[{U, LServer} || {U} <- Res];
_ ->
[]
end.
get_vh_registered_users(Server, Opts) ->
LServer = jlib:nameprep(Server),
case catch odbc_queries:list_users(LServer, Opts) of
{selected, ["username"], Res} ->
[{U, LServer} || {U} <- Res];
_ ->
[]
end.
get_vh_registered_users_number(Server) ->
LServer = jlib:nameprep(Server),
case catch odbc_queries:users_number(LServer) of
{selected, [_], [{Res}]} ->
list_to_integer(Res);
_ ->
0
end.
get_vh_registered_users_number(Server, Opts) ->
LServer = jlib:nameprep(Server),
case catch odbc_queries:users_number(LServer, Opts) of
{selected, [_], [{Res}]} ->
list_to_integer(Res);
_Other ->
0
end.
get_password(User, Server) ->
case jlib:nodeprep(User) of
error ->
false;
LUser ->
Username = ejabberd_odbc:escape(LUser),
LServer = jlib:nameprep(Server),
case catch odbc_queries:get_password(LServer, Username) of
{selected, ["password"], [{Password}]} ->
Password;
_ ->
false
end
end.
get_password_s(User, Server) ->
case jlib:nodeprep(User) of
error ->
"";
LUser ->
Username = ejabberd_odbc:escape(LUser),
LServer = jlib:nameprep(Server),
case catch odbc_queries:get_password(LServer, Username) of
{selected, ["password"], [{Password}]} ->
Password;
_ ->
""
end
end.
is_user_exists(User, Server) ->
case jlib:nodeprep(User) of
error ->
false;
LUser ->
Username = ejabberd_odbc:escape(LUser),
LServer = jlib:nameprep(Server),
case catch odbc_queries:get_password(LServer, Username) of
{selected, ["password"], [{_Password}]} ->
true;
_ ->
false
end
end.
remove_user(User, Server) ->
case jlib:nodeprep(User) of
error ->
error;
LUser ->
Username = ejabberd_odbc:escape(LUser),
LServer = jlib:nameprep(Server),
catch odbc_queries:del_user(LServer, Username),
ejabberd_hooks:run(remove_user, jlib:nameprep(Server),
[User, Server])
end.
remove_user(User, Server, Password) ->
case jlib:nodeprep(User) of
error ->
error;
LUser ->
Username = ejabberd_odbc:escape(LUser),
Pass = ejabberd_odbc:escape(Password),
LServer = jlib:nameprep(Server),
F = fun() ->
Result = odbc_queries:del_user_return_password(
LServer, Username, Pass),
case Result of
{selected, ["password"], [{Password}]} ->
ejabberd_hooks:run(remove_user, jlib:nameprep(Server),
[User, Server]),
ok;
{selected, ["password"], []} ->
not_exists;
_ ->
not_allowed
end
end,
{atomic, Result} = odbc_queries:sql_transaction(LServer, F),
Result
end.