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mirror of https://github.com/processone/ejabberd.git synced 2024-10-09 15:06:54 +02:00

* src/ejabberd_captcha.erl: XEP-158 (CAPTCHA Forms).

* src/ejabberd_config.erl: likewise.
* src/ejabberd_sup.erl: likewise.
* src/jlib.hrl: likewise.
* src/web/ejabberd_http.erl: likewise.
* src/mod_muc/mod_muc_room.erl: CAPTCHA support.
* src/mod_muc/mod_muc_room.hrl: likewise.

SVN Revision: 1991
This commit is contained in:
Evgeniy Khramtsov 2009-03-13 16:01:46 +00:00
parent f214b8c528
commit 7e924341e4
7 changed files with 125 additions and 8 deletions

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@ -1,3 +1,13 @@
2009-03-13 Evgeniy Khramtsov <ekhramtsov@process-one.net>
* src/ejabberd_captcha.erl: XEP-158 (CAPTCHA Forms).
* src/ejabberd_config.erl: likewise.
* src/ejabberd_sup.erl: likewise.
* src/jlib.hrl: likewise.
* src/web/ejabberd_http.erl: likewise.
* src/mod_muc/mod_muc_room.erl: CAPTCHA support.
* src/mod_muc/mod_muc_room.hrl: likewise.
2009-03-10 Badlop <badlop@process-one.net>
* doc/release_notes_2.0.4.txt: Added file for new release

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@ -375,6 +375,10 @@ process_term(Term, State) ->
add_option(watchdog_large_heap, LH, State);
{registration_timeout, Timeout} ->
add_option(registration_timeout, Timeout, State);
{captcha_cmd, Cmd} ->
add_option(captcha_cmd, Cmd, State);
{captcha_host, Host} ->
add_option(captcha_host, Host, State);
{loglevel, Loglevel} ->
ejabberd_loglevel:set(Loglevel),
State;

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@ -84,6 +84,13 @@ init([]) ->
brutal_kill,
worker,
[ejabberd_local]},
Captcha =
{ejabberd_captcha,
{ejabberd_captcha, start_link, []},
permanent,
brutal_kill,
worker,
[ejabberd_captcha]},
Listener =
{ejabberd_listener,
{ejabberd_listener, start_link, []},
@ -170,6 +177,7 @@ init([]) ->
SM,
S2S,
Local,
Captcha,
ReceiverSupervisor,
C2SSupervisor,
S2SInSupervisor,

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@ -75,6 +75,12 @@
-define(NS_CAPS, "http://jabber.org/protocol/caps").
%% CAPTCHA related NSes.
-define(NS_OOB, "jabber:x:oob").
-define(NS_CAPTCHA, "urn:xmpp:captcha").
-define(NS_MEDIA, "urn:xmpp:media-element").
-define(NS_BOB, "urn:xmpp:bob").
% TODO: remove "code" attribute (currently it used for backward-compatibility)
-define(STANZA_ERROR(Code, Type, Condition),
{xmlelement, "error",

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@ -316,7 +316,8 @@ normal_state({route, From, "",
(XMLNS == ?NS_MUC_ADMIN) or
(XMLNS == ?NS_MUC_OWNER) or
(XMLNS == ?NS_DISCO_INFO) or
(XMLNS == ?NS_DISCO_ITEMS) ->
(XMLNS == ?NS_DISCO_ITEMS) or
(XMLNS == ?NS_CAPTCHA) ->
Res1 = case XMLNS of
?NS_MUC_ADMIN ->
process_iq_admin(From, Type, Lang, SubEl, StateData);
@ -325,7 +326,9 @@ normal_state({route, From, "",
?NS_DISCO_INFO ->
process_iq_disco_info(From, Type, Lang, StateData);
?NS_DISCO_ITEMS ->
process_iq_disco_items(From, Type, Lang, StateData)
process_iq_disco_items(From, Type, Lang, StateData);
?NS_CAPTCHA ->
process_iq_captcha(From, Type, Lang, SubEl, StateData)
end,
{IQRes, NewStateData} =
case Res1 of
@ -685,6 +688,30 @@ handle_info(process_room_queue, normal_state = StateName, StateData) ->
{empty, _} ->
{next_state, StateName, StateData}
end;
handle_info({captcha_succeed, From}, normal_state, StateData) ->
NewState = case ?DICT:find(From, StateData#state.robots) of
{ok, {Nick, Packet}} ->
Robots = ?DICT:store(From, passed, StateData#state.robots),
add_new_user(From, Nick, Packet, StateData#state{robots=Robots});
_ ->
StateData
end,
{next_state, normal_state, NewState};
handle_info({captcha_failed, From}, normal_state, StateData) ->
NewState = case ?DICT:find(From, StateData#state.robots) of
{ok, {Nick, Packet}} ->
Robots = ?DICT:erase(From, StateData#state.robots),
Err = jlib:make_error_reply(
Packet, ?ERR_NOT_AUTHORIZED),
ejabberd_router:route( % TODO: s/Nick/""/
jlib:jid_replace_resource(
StateData#state.jid, Nick),
From, Err),
StateData#state{robots=Robots};
_ ->
StateData
end,
{next_state, normal_state, NewState};
handle_info(_Info, StateName, StateData) ->
{next_state, StateName, StateData}.
@ -1489,7 +1516,8 @@ add_new_user(From, Nick, {xmlelement, _, Attrs, Els} = Packet, StateData) ->
From, Err),
StateData;
{_, _, _, Role} ->
case check_password(ServiceAffiliation, Els, StateData) of
case check_password(ServiceAffiliation, Affiliation,
Els, From, StateData) of
true ->
NewState =
add_user_presence(
@ -1522,7 +1550,8 @@ add_new_user(From, Nick, {xmlelement, _, Attrs, Els} = Packet, StateData) ->
true ->
NewState#state{just_created = false};
false ->
NewState
Robots = ?DICT:erase(From, StateData#state.robots),
NewState#state{robots = Robots}
end;
nopass ->
ErrText = "Password required to enter this room",
@ -1533,6 +1562,29 @@ add_new_user(From, Nick, {xmlelement, _, Attrs, Els} = Packet, StateData) ->
StateData#state.jid, Nick),
From, Err),
StateData;
captcha_required ->
ID = randoms:get_string(),
SID = xml:get_attr_s("id", Attrs),
RoomJID = StateData#state.jid,
To = jlib:jid_replace_resource(RoomJID, Nick),
case ejabberd_captcha:create_captcha(
ID, SID, RoomJID, To, Lang, From) of
{ok, CaptchaEls} ->
MsgPkt = {xmlelement, "message", [{"id", ID}], CaptchaEls},
Robots = ?DICT:store(From,
{Nick, Packet}, StateData#state.robots),
ejabberd_router:route(RoomJID, From, MsgPkt),
StateData#state{robots = Robots};
error ->
ErrText = "Unable to generate a captcha",
Err = jlib:make_error_reply(
Packet, ?ERRT_INTERNAL_SERVER_ERROR(Lang, ErrText)),
ejabberd_router:route( % TODO: s/Nick/""/
jlib:jid_replace_resource(
StateData#state.jid, Nick),
From, Err),
StateData
end;
_ ->
ErrText = "Incorrect password",
Err = jlib:make_error_reply(
@ -1545,13 +1597,13 @@ add_new_user(From, Nick, {xmlelement, _, Attrs, Els} = Packet, StateData) ->
end
end.
check_password(owner, _Els, _StateData) ->
check_password(owner, _Affiliation, _Els, _From, _StateData) ->
%% Don't check pass if user is owner in MUC service (access_admin option)
true;
check_password(_ServiceAffiliation, Els, StateData) ->
check_password(_ServiceAffiliation, Affiliation, Els, From, StateData) ->
case (StateData#state.config)#config.password_protected of
false ->
true;
check_captcha(Affiliation, From, StateData);
true ->
Pass = extract_password(Els),
case Pass of
@ -1562,11 +1614,24 @@ check_password(_ServiceAffiliation, Els, StateData) ->
Pass ->
true;
_ ->
false
false
end
end
end.
check_captcha(Affiliation, From, StateData) ->
case (StateData#state.config)#config.captcha_protected of
true when Affiliation == none ->
case ?DICT:find(From, StateData#state.robots) of
{ok, passed} ->
true;
_ ->
captcha_required
end;
_ ->
true
end.
extract_password([]) ->
false;
extract_password([{xmlelement, _Name, Attrs, _SubEls} = El | Els]) ->
@ -2744,6 +2809,9 @@ get_config(Lang, StateData, From) ->
?BOOLXFIELD("Make room members-only",
"muc#roomconfig_membersonly",
Config#config.members_only),
?BOOLXFIELD("Make room captcha protected",
"captcha_protected",
Config#config.captcha_protected),
?BOOLXFIELD("Make room moderated",
"muc#roomconfig_moderatedroom",
Config#config.moderated),
@ -2856,6 +2924,8 @@ set_xoption([{"members_by_default", [Val]} | Opts], Config) ->
?SET_BOOL_XOPT(members_by_default, Val);
set_xoption([{"muc#roomconfig_membersonly", [Val]} | Opts], Config) ->
?SET_BOOL_XOPT(members_only, Val);
set_xoption([{"captcha_protected", [Val]} | Opts], Config) ->
?SET_BOOL_XOPT(captcha_protected, Val);
set_xoption([{"muc#roomconfig_allowinvites", [Val]} | Opts], Config) ->
?SET_BOOL_XOPT(allow_user_invites, Val);
set_xoption([{"muc#roomconfig_passwordprotectedroom", [Val]} | Opts], Config) ->
@ -2947,6 +3017,7 @@ set_opts([{Opt, Val} | Opts], StateData) ->
members_only -> StateData#state{config = (StateData#state.config)#config{members_only = Val}};
allow_user_invites -> StateData#state{config = (StateData#state.config)#config{allow_user_invites = Val}};
password_protected -> StateData#state{config = (StateData#state.config)#config{password_protected = Val}};
captcha_protected -> StateData#state{config = (StateData#state.config)#config{captcha_protected = Val}};
password -> StateData#state{config = (StateData#state.config)#config{password = Val}};
anonymous -> StateData#state{config = (StateData#state.config)#config{anonymous = Val}};
logging -> StateData#state{config = (StateData#state.config)#config{logging = Val}};
@ -2989,6 +3060,7 @@ make_opts(StateData) ->
?MAKE_CONFIG_OPT(members_only),
?MAKE_CONFIG_OPT(allow_user_invites),
?MAKE_CONFIG_OPT(password_protected),
?MAKE_CONFIG_OPT(captcha_protected),
?MAKE_CONFIG_OPT(password),
?MAKE_CONFIG_OPT(anonymous),
?MAKE_CONFIG_OPT(logging),
@ -3112,6 +3184,17 @@ process_iq_disco_items(From, get, _Lang, StateData) ->
{error, ?ERR_FORBIDDEN}
end.
process_iq_captcha(_From, get, _Lang, _SubEl, _StateData) ->
{error, ?ERR_NOT_ALLOWED};
process_iq_captcha(_From, set, _Lang, SubEl, StateData) ->
case ejabberd_captcha:process_reply(SubEl) of
ok ->
{result, [], StateData};
_ ->
{error, ?ERR_NOT_ACCEPTABLE}
end.
get_title(StateData) ->
case (StateData#state.config)#config.title of
"" ->

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@ -37,6 +37,7 @@
public_list = true,
persistent = false,
moderated = true,
captcha_protected = false,
members_by_default = true,
members_only = false,
allow_user_invites = false,
@ -66,6 +67,7 @@
jid,
config = #config{},
users = ?DICT:new(),
robots = ?DICT:new(),
affiliations = ?DICT:new(),
history,
subject = "",

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@ -110,6 +110,10 @@ start_link({SockMod, Socket}, Opts) ->
{value, {request_handlers, H}} -> H;
false -> []
end ++
case lists:member(captcha, Opts) of
true -> [{["captcha"], ejabberd_captcha}];
false -> []
end ++
case lists:member(web_admin, Opts) of
true -> [{["admin"], ejabberd_web_admin}];
false -> []