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mirror of https://github.com/processone/ejabberd.git synced 2024-11-22 16:20:52 +01:00
xmpp.chapril.org-ejabberd/src/mod_vcard.erl
2016-07-06 14:58:48 +03:00

616 lines
20 KiB
Erlang

%%%----------------------------------------------------------------------
%%% File : mod_vcard.erl
%%% Author : Alexey Shchepin <alexey@process-one.net>
%%% Purpose : Vcard management
%%% Created : 2 Jan 2003 by Alexey Shchepin <alexey@process-one.net>
%%%
%%%
%%% ejabberd, Copyright (C) 2002-2016 ProcessOne
%%%
%%% 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.,
%%% 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
%%%
%%%----------------------------------------------------------------------
-module(mod_vcard).
-author('alexey@process-one.net').
-protocol({xep, 54, '1.2'}).
-protocol({xep, 55, '1.3'}).
-behaviour(gen_mod).
-export([start/2, init/3, stop/1, get_sm_features/5,
process_local_iq/3, process_sm_iq/3, string2lower/1,
remove_user/2, export/1, import/1, import/3, depends/2,
mod_opt_type/1, set_vcard/3, make_vcard_search/4]).
-include("ejabberd.hrl").
-include("logger.hrl").
-include("jlib.hrl").
-include("mod_vcard.hrl").
-define(JUD_MATCHES, 30).
-define(PROCNAME, ejabberd_mod_vcard).
-callback init(binary(), gen_mod:opts()) -> any().
-callback import(binary(), #vcard{} | #vcard_search{}) -> ok | pass.
-callback get_vcard(binary(), binary()) -> [xmlel()] | error.
-callback set_vcard(binary(), binary(),
xmlel(), #vcard_search{}) -> {atomic, any()}.
-callback search(binary(), [{binary(), [binary()]}], boolean(),
infinity | pos_integer()) -> [binary()].
-callback remove_user(binary(), binary()) -> {atomic, any()}.
start(Host, Opts) ->
Mod = gen_mod:db_mod(Host, Opts, ?MODULE),
Mod:init(Host, Opts),
ejabberd_hooks:add(remove_user, Host, ?MODULE,
remove_user, 50),
IQDisc = gen_mod:get_opt(iqdisc, Opts, fun gen_iq_handler:check_type/1,
one_queue),
gen_iq_handler:add_iq_handler(ejabberd_local, Host,
?NS_VCARD, ?MODULE, process_local_iq, IQDisc),
gen_iq_handler:add_iq_handler(ejabberd_sm, Host,
?NS_VCARD, ?MODULE, process_sm_iq, IQDisc),
ejabberd_hooks:add(disco_sm_features, Host, ?MODULE,
get_sm_features, 50),
MyHost = gen_mod:get_opt_host(Host, Opts,
<<"vjud.@HOST@">>),
Search = gen_mod:get_opt(search, Opts,
fun(B) when is_boolean(B) -> B end,
false),
register(gen_mod:get_module_proc(Host, ?PROCNAME),
spawn(?MODULE, init, [MyHost, Host, Search])).
init(Host, ServerHost, Search) ->
case Search of
false -> loop(Host, ServerHost);
_ ->
ejabberd_router:register_route(Host, ServerHost),
loop(Host, ServerHost)
end.
loop(Host, ServerHost) ->
receive
{route, From, To, Packet} ->
case catch do_route(ServerHost, From, To, Packet) of
{'EXIT', Reason} -> ?ERROR_MSG("~p", [Reason]);
_ -> ok
end,
loop(Host, ServerHost);
stop -> ejabberd_router:unregister_route(Host), ok;
_ -> loop(Host, ServerHost)
end.
stop(Host) ->
ejabberd_hooks:delete(remove_user, Host, ?MODULE,
remove_user, 50),
gen_iq_handler:remove_iq_handler(ejabberd_local, Host,
?NS_VCARD),
gen_iq_handler:remove_iq_handler(ejabberd_sm, Host,
?NS_VCARD),
ejabberd_hooks:delete(disco_sm_features, Host, ?MODULE,
get_sm_features, 50),
Proc = gen_mod:get_module_proc(Host, ?PROCNAME),
Proc ! stop,
{wait, Proc}.
get_sm_features({error, _Error} = Acc, _From, _To,
_Node, _Lang) ->
Acc;
get_sm_features(Acc, _From, _To, Node, _Lang) ->
case Node of
<<"">> ->
case Acc of
{result, Features} ->
{result, [?NS_DISCO_INFO, ?NS_VCARD | Features]};
empty -> {result, [?NS_DISCO_INFO, ?NS_VCARD]}
end;
_ -> Acc
end.
process_local_iq(_From, _To,
#iq{type = Type, lang = Lang, sub_el = SubEl} = IQ) ->
case Type of
set ->
Txt = <<"Value 'set' of 'type' attribute is not allowed">>,
IQ#iq{type = error, sub_el = [SubEl, ?ERRT_NOT_ALLOWED(Lang, Txt)]};
get ->
IQ#iq{type = result,
sub_el =
[#xmlel{name = <<"vCard">>,
attrs = [{<<"xmlns">>, ?NS_VCARD}],
children =
[#xmlel{name = <<"FN">>, attrs = [],
children =
[{xmlcdata, <<"ejabberd">>}]},
#xmlel{name = <<"URL">>, attrs = [],
children = [{xmlcdata, ?EJABBERD_URI}]},
#xmlel{name = <<"DESC">>, attrs = [],
children =
[{xmlcdata,
<<(translate:translate(Lang,
<<"Erlang Jabber Server">>))/binary,
"\nCopyright (c) 2002-2016 ProcessOne">>}]},
#xmlel{name = <<"BDAY">>, attrs = [],
children =
[{xmlcdata, <<"2002-11-16">>}]}]}]}
end.
process_sm_iq(From, To,
#iq{type = Type, lang = Lang, sub_el = SubEl} = IQ) ->
case Type of
set ->
#jid{user = User, lserver = LServer} = From,
case lists:member(LServer, ?MYHOSTS) of
true ->
set_vcard(User, LServer, SubEl),
IQ#iq{type = result, sub_el = []};
false ->
Txt = <<"The query is only allowed from local users">>,
IQ#iq{type = error, sub_el = [SubEl, ?ERRT_NOT_ALLOWED(Lang, Txt)]}
end;
get ->
#jid{luser = LUser, lserver = LServer} = To,
case get_vcard(LUser, LServer) of
error ->
Txt = <<"Database failure">>,
IQ#iq{type = error,
sub_el = [SubEl, ?ERRT_INTERNAL_SERVER_ERROR(Lang, Txt)]};
[] ->
IQ#iq{type = result,
sub_el = [#xmlel{name = <<"vCard">>,
attrs = [{<<"xmlns">>, ?NS_VCARD}],
children = []}]};
Els -> IQ#iq{type = result, sub_el = Els}
end
end.
get_vcard(LUser, LServer) ->
Mod = gen_mod:db_mod(LServer, ?MODULE),
Mod:get_vcard(LUser, LServer).
make_vcard_search(User, LUser, LServer, VCARD) ->
FN = fxml:get_path_s(VCARD, [{elem, <<"FN">>}, cdata]),
Family = fxml:get_path_s(VCARD,
[{elem, <<"N">>}, {elem, <<"FAMILY">>}, cdata]),
Given = fxml:get_path_s(VCARD,
[{elem, <<"N">>}, {elem, <<"GIVEN">>}, cdata]),
Middle = fxml:get_path_s(VCARD,
[{elem, <<"N">>}, {elem, <<"MIDDLE">>}, cdata]),
Nickname = fxml:get_path_s(VCARD,
[{elem, <<"NICKNAME">>}, cdata]),
BDay = fxml:get_path_s(VCARD,
[{elem, <<"BDAY">>}, cdata]),
CTRY = fxml:get_path_s(VCARD,
[{elem, <<"ADR">>}, {elem, <<"CTRY">>}, cdata]),
Locality = fxml:get_path_s(VCARD,
[{elem, <<"ADR">>}, {elem, <<"LOCALITY">>},
cdata]),
EMail1 = fxml:get_path_s(VCARD,
[{elem, <<"EMAIL">>}, {elem, <<"USERID">>}, cdata]),
EMail2 = fxml:get_path_s(VCARD,
[{elem, <<"EMAIL">>}, cdata]),
OrgName = fxml:get_path_s(VCARD,
[{elem, <<"ORG">>}, {elem, <<"ORGNAME">>}, cdata]),
OrgUnit = fxml:get_path_s(VCARD,
[{elem, <<"ORG">>}, {elem, <<"ORGUNIT">>}, cdata]),
EMail = case EMail1 of
<<"">> -> EMail2;
_ -> EMail1
end,
LFN = string2lower(FN),
LFamily = string2lower(Family),
LGiven = string2lower(Given),
LMiddle = string2lower(Middle),
LNickname = string2lower(Nickname),
LBDay = string2lower(BDay),
LCTRY = string2lower(CTRY),
LLocality = string2lower(Locality),
LEMail = string2lower(EMail),
LOrgName = string2lower(OrgName),
LOrgUnit = string2lower(OrgUnit),
US = {LUser, LServer},
#vcard_search{us = US,
user = {User, LServer},
luser = LUser, fn = FN,
lfn = LFN,
family = Family,
lfamily = LFamily,
given = Given,
lgiven = LGiven,
middle = Middle,
lmiddle = LMiddle,
nickname = Nickname,
lnickname = LNickname,
bday = BDay,
lbday = LBDay,
ctry = CTRY,
lctry = LCTRY,
locality = Locality,
llocality = LLocality,
email = EMail,
lemail = LEMail,
orgname = OrgName,
lorgname = LOrgName,
orgunit = OrgUnit,
lorgunit = LOrgUnit}.
set_vcard(User, LServer, VCARD) ->
case jid:nodeprep(User) of
error ->
{error, badarg};
LUser ->
VCardSearch = make_vcard_search(User, LUser, LServer, VCARD),
Mod = gen_mod:db_mod(LServer, ?MODULE),
Mod:set_vcard(LUser, LServer, VCARD, VCardSearch),
ejabberd_hooks:run(vcard_set, LServer,
[LUser, LServer, VCARD])
end.
string2lower(String) ->
case stringprep:tolower(String) of
Lower when is_binary(Lower) -> Lower;
error -> str:to_lower(String)
end.
-define(TLFIELD(Type, Label, Var),
#xmlel{name = <<"field">>,
attrs =
[{<<"type">>, Type},
{<<"label">>, translate:translate(Lang, Label)},
{<<"var">>, Var}],
children = []}).
-define(FORM(JID),
[#xmlel{name = <<"instructions">>, attrs = [],
children =
[{xmlcdata,
translate:translate(Lang,
<<"You need an x:data capable client to "
"search">>)}]},
#xmlel{name = <<"x">>,
attrs =
[{<<"xmlns">>, ?NS_XDATA}, {<<"type">>, <<"form">>}],
children =
[#xmlel{name = <<"title">>, attrs = [],
children =
[{xmlcdata,
<<(translate:translate(Lang,
<<"Search users in ">>))/binary,
(jid:to_string(JID))/binary>>}]},
#xmlel{name = <<"instructions">>, attrs = [],
children =
[{xmlcdata,
translate:translate(Lang,
<<"Fill in the form to search for any matching "
"Jabber User (Add * to the end of field "
"to match substring)">>)}]},
?TLFIELD(<<"text-single">>, <<"User">>, <<"user">>),
?TLFIELD(<<"text-single">>, <<"Full Name">>, <<"fn">>),
?TLFIELD(<<"text-single">>, <<"Name">>, <<"first">>),
?TLFIELD(<<"text-single">>, <<"Middle Name">>,
<<"middle">>),
?TLFIELD(<<"text-single">>, <<"Family Name">>,
<<"last">>),
?TLFIELD(<<"text-single">>, <<"Nickname">>, <<"nick">>),
?TLFIELD(<<"text-single">>, <<"Birthday">>, <<"bday">>),
?TLFIELD(<<"text-single">>, <<"Country">>, <<"ctry">>),
?TLFIELD(<<"text-single">>, <<"City">>, <<"locality">>),
?TLFIELD(<<"text-single">>, <<"Email">>, <<"email">>),
?TLFIELD(<<"text-single">>, <<"Organization Name">>,
<<"orgname">>),
?TLFIELD(<<"text-single">>, <<"Organization Unit">>,
<<"orgunit">>)]}]).
do_route(ServerHost, From, To, Packet) ->
#jid{user = User, resource = Resource} = To,
if (User /= <<"">>) or (Resource /= <<"">>) ->
Err = jlib:make_error_reply(Packet,
?ERR_SERVICE_UNAVAILABLE),
ejabberd_router:route(To, From, Err);
true ->
IQ = jlib:iq_query_info(Packet),
case IQ of
#iq{type = Type, xmlns = ?NS_SEARCH, lang = Lang,
sub_el = SubEl} ->
case Type of
set ->
XDataEl = find_xdata_el(SubEl),
case XDataEl of
false ->
Txt = <<"Data form not found">>,
Err = jlib:make_error_reply(
Packet, ?ERRT_BAD_REQUEST(Lang, Txt)),
ejabberd_router:route(To, From, Err);
_ ->
XData = jlib:parse_xdata_submit(XDataEl),
case XData of
invalid ->
Txt = <<"Incorrect data form">>,
Err = jlib:make_error_reply(
Packet, ?ERRT_BAD_REQUEST(Lang, Txt)),
ejabberd_router:route(To, From, Err);
_ ->
ResIQ = IQ#iq{type = result,
sub_el =
[#xmlel{name = <<"query">>,
attrs =
[{<<"xmlns">>,
?NS_SEARCH}],
children =
[#xmlel{name =
<<"x">>,
attrs =
[{<<"xmlns">>,
?NS_XDATA},
{<<"type">>,
<<"result">>}],
children
=
search_result(Lang,
To,
ServerHost,
XData)}]}]},
ejabberd_router:route(To, From,
jlib:iq_to_xml(ResIQ))
end
end;
get ->
ResIQ = IQ#iq{type = result,
sub_el =
[#xmlel{name = <<"query">>,
attrs =
[{<<"xmlns">>,
?NS_SEARCH}],
children = ?FORM(To)}]},
ejabberd_router:route(To, From, jlib:iq_to_xml(ResIQ))
end;
#iq{type = Type, xmlns = ?NS_DISCO_INFO, lang = Lang} ->
case Type of
set ->
Txt = <<"Value 'set' of 'type' attribute is not allowed">>,
Err = jlib:make_error_reply(Packet, ?ERRT_NOT_ALLOWED(Lang, Txt)),
ejabberd_router:route(To, From, Err);
get ->
Info = ejabberd_hooks:run_fold(disco_info, ServerHost,
[],
[ServerHost, ?MODULE,
<<"">>, <<"">>]),
ResIQ = IQ#iq{type = result,
sub_el =
[#xmlel{name = <<"query">>,
attrs =
[{<<"xmlns">>,
?NS_DISCO_INFO}],
children =
[#xmlel{name =
<<"identity">>,
attrs =
[{<<"category">>,
<<"directory">>},
{<<"type">>,
<<"user">>},
{<<"name">>,
translate:translate(Lang,
<<"vCard User Search">>)}],
children = []},
#xmlel{name =
<<"feature">>,
attrs =
[{<<"var">>,
?NS_DISCO_INFO}],
children = []},
#xmlel{name =
<<"feature">>,
attrs =
[{<<"var">>,
?NS_SEARCH}],
children = []},
#xmlel{name =
<<"feature">>,
attrs =
[{<<"var">>,
?NS_VCARD}],
children = []}]
++ Info}]},
ejabberd_router:route(To, From, jlib:iq_to_xml(ResIQ))
end;
#iq{type = Type, lang = Lang, xmlns = ?NS_DISCO_ITEMS} ->
case Type of
set ->
Txt = <<"Value 'set' of 'type' attribute is not allowed">>,
Err = jlib:make_error_reply(Packet, ?ERRT_NOT_ALLOWED(Lang, Txt)),
ejabberd_router:route(To, From, Err);
get ->
ResIQ = IQ#iq{type = result,
sub_el =
[#xmlel{name = <<"query">>,
attrs =
[{<<"xmlns">>,
?NS_DISCO_ITEMS}],
children = []}]},
ejabberd_router:route(To, From, jlib:iq_to_xml(ResIQ))
end;
#iq{type = get, xmlns = ?NS_VCARD, lang = Lang} ->
ResIQ = IQ#iq{type = result,
sub_el =
[#xmlel{name = <<"vCard">>,
attrs = [{<<"xmlns">>, ?NS_VCARD}],
children = iq_get_vcard(Lang)}]},
ejabberd_router:route(To, From, jlib:iq_to_xml(ResIQ));
_ ->
Err = jlib:make_error_reply(Packet,
?ERR_SERVICE_UNAVAILABLE),
ejabberd_router:route(To, From, Err)
end
end.
iq_get_vcard(Lang) ->
[#xmlel{name = <<"FN">>, attrs = [],
children = [{xmlcdata, <<"ejabberd/mod_vcard">>}]},
#xmlel{name = <<"URL">>, attrs = [],
children = [{xmlcdata, ?EJABBERD_URI}]},
#xmlel{name = <<"DESC">>, attrs = [],
children =
[{xmlcdata,
<<(translate:translate(Lang,
<<"ejabberd vCard module">>))/binary,
"\nCopyright (c) 2003-2016 ProcessOne">>}]}].
find_xdata_el(#xmlel{children = SubEls}) ->
find_xdata_el1(SubEls).
find_xdata_el1([]) -> false;
find_xdata_el1([#xmlel{name = Name, attrs = Attrs,
children = SubEls}
| Els]) ->
case fxml:get_attr_s(<<"xmlns">>, Attrs) of
?NS_XDATA ->
#xmlel{name = Name, attrs = Attrs, children = SubEls};
_ -> find_xdata_el1(Els)
end;
find_xdata_el1([_ | Els]) -> find_xdata_el1(Els).
-define(LFIELD(Label, Var),
#xmlel{name = <<"field">>,
attrs =
[{<<"label">>, translate:translate(Lang, Label)},
{<<"var">>, Var}],
children = []}).
search_result(Lang, JID, ServerHost, Data) ->
[#xmlel{name = <<"title">>, attrs = [],
children =
[{xmlcdata,
<<(translate:translate(Lang,
<<"Search Results for ">>))/binary,
(jid:to_string(JID))/binary>>}]},
#xmlel{name = <<"reported">>, attrs = [],
children =
[?TLFIELD(<<"text-single">>, <<"Jabber ID">>,
<<"jid">>),
?TLFIELD(<<"text-single">>, <<"Full Name">>, <<"fn">>),
?TLFIELD(<<"text-single">>, <<"Name">>, <<"first">>),
?TLFIELD(<<"text-single">>, <<"Middle Name">>,
<<"middle">>),
?TLFIELD(<<"text-single">>, <<"Family Name">>,
<<"last">>),
?TLFIELD(<<"text-single">>, <<"Nickname">>, <<"nick">>),
?TLFIELD(<<"text-single">>, <<"Birthday">>, <<"bday">>),
?TLFIELD(<<"text-single">>, <<"Country">>, <<"ctry">>),
?TLFIELD(<<"text-single">>, <<"City">>, <<"locality">>),
?TLFIELD(<<"text-single">>, <<"Email">>, <<"email">>),
?TLFIELD(<<"text-single">>, <<"Organization Name">>,
<<"orgname">>),
?TLFIELD(<<"text-single">>, <<"Organization Unit">>,
<<"orgunit">>)]}]
++
lists:map(fun (R) -> record_to_item(ServerHost, R) end,
search(ServerHost, Data)).
-define(FIELD(Var, Val),
#xmlel{name = <<"field">>, attrs = [{<<"var">>, Var}],
children =
[#xmlel{name = <<"value">>, attrs = [],
children = [{xmlcdata, Val}]}]}).
record_to_item(LServer,
[Username, FN, Family, Given, Middle, Nickname, BDay,
CTRY, Locality, EMail, OrgName, OrgUnit]) ->
#xmlel{name = <<"item">>, attrs = [],
children =
[?FIELD(<<"jid">>,
<<Username/binary, "@", LServer/binary>>),
?FIELD(<<"fn">>, FN), ?FIELD(<<"last">>, Family),
?FIELD(<<"first">>, Given),
?FIELD(<<"middle">>, Middle),
?FIELD(<<"nick">>, Nickname), ?FIELD(<<"bday">>, BDay),
?FIELD(<<"ctry">>, CTRY),
?FIELD(<<"locality">>, Locality),
?FIELD(<<"email">>, EMail),
?FIELD(<<"orgname">>, OrgName),
?FIELD(<<"orgunit">>, OrgUnit)]};
record_to_item(_LServer, #vcard_search{} = R) ->
{User, Server} = R#vcard_search.user,
#xmlel{name = <<"item">>, attrs = [],
children =
[?FIELD(<<"jid">>, <<User/binary, "@", Server/binary>>),
?FIELD(<<"fn">>, (R#vcard_search.fn)),
?FIELD(<<"last">>, (R#vcard_search.family)),
?FIELD(<<"first">>, (R#vcard_search.given)),
?FIELD(<<"middle">>, (R#vcard_search.middle)),
?FIELD(<<"nick">>, (R#vcard_search.nickname)),
?FIELD(<<"bday">>, (R#vcard_search.bday)),
?FIELD(<<"ctry">>, (R#vcard_search.ctry)),
?FIELD(<<"locality">>, (R#vcard_search.locality)),
?FIELD(<<"email">>, (R#vcard_search.email)),
?FIELD(<<"orgname">>, (R#vcard_search.orgname)),
?FIELD(<<"orgunit">>, (R#vcard_search.orgunit))]}.
search(LServer, Data) ->
Mod = gen_mod:db_mod(LServer, ?MODULE),
AllowReturnAll = gen_mod:get_module_opt(LServer, ?MODULE, allow_return_all,
fun(B) when is_boolean(B) -> B end,
false),
MaxMatch = gen_mod:get_module_opt(LServer, ?MODULE, matches,
fun(infinity) -> infinity;
(I) when is_integer(I),
I>0 ->
I
end, ?JUD_MATCHES),
Mod:search(LServer, Data, AllowReturnAll, MaxMatch).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
remove_user(User, Server) ->
LUser = jid:nodeprep(User),
LServer = jid:nameprep(Server),
Mod = gen_mod:db_mod(LServer, ?MODULE),
Mod:remove_user(LUser, LServer).
export(LServer) ->
Mod = gen_mod:db_mod(LServer, ?MODULE),
Mod:export(LServer).
import(LServer) ->
Mod = gen_mod:db_mod(LServer, ?MODULE),
Mod:import(LServer).
import(LServer, DBType, VCard) ->
Mod = gen_mod:db_mod(DBType, ?MODULE),
Mod:import(LServer, VCard).
depends(_Host, _Opts) ->
[].
mod_opt_type(allow_return_all) ->
fun (B) when is_boolean(B) -> B end;
mod_opt_type(db_type) -> fun(T) -> ejabberd_config:v_db(?MODULE, T) end;
mod_opt_type(host) -> fun iolist_to_binary/1;
mod_opt_type(iqdisc) -> fun gen_iq_handler:check_type/1;
mod_opt_type(matches) ->
fun (infinity) -> infinity;
(I) when is_integer(I), I > 0 -> I
end;
mod_opt_type(search) ->
fun (B) when is_boolean(B) -> B end;
mod_opt_type(search_all_hosts) ->
fun (B) when is_boolean(B) -> B end;
mod_opt_type(_) ->
[allow_return_all, db_type, host, iqdisc, matches,
search, search_all_hosts].