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xmpp.chapril.org-ejabberd/src/mod_vcard_ldap.erl
Mickaël Rémond 5c15f185c2 * src/mod_vcard_odbc.erl: Make service description translatable in discovery (EJAB-236) 
* src/mod_vcard_ldap.erl: Likewise

SVN Revision: 776
2007-05-29 14:53:09 +00:00

748 lines
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%%%----------------------------------------------------------------------
%%% File : mod_vcard_ldap.erl
%%% Author : Alexey Shchepin <alexey@sevcom.net>
%%% Purpose : Support for VCards from LDAP storage.
%%% Created : 2 Jan 2003 by Alexey Shchepin <alexey@sevcom.net>
%%% Id : $Id$
%%%----------------------------------------------------------------------
-module(mod_vcard_ldap).
-author('alexey@sevcom.net').
-vsn('$Revision$ ').
-behaviour(gen_server).
-behaviour(gen_mod).
%% gen_server callbacks.
-export([init/1,
handle_info/2,
handle_call/3,
handle_cast/2,
terminate/2,
code_change/3
]).
-export([start/2,
start_link/2,
stop/1,
get_sm_features/5,
process_local_iq/3,
process_sm_iq/3,
remove_user/1,
route/4
]).
-include("ejabberd.hrl").
-include("eldap/eldap.hrl").
-include("jlib.hrl").
-define(PROCNAME, ejabberd_mod_vcard_ldap).
-record(state, {serverhost,
myhost,
eldap_id,
search,
servers,
backups,
port,
dn,
base,
password,
uids,
vcard_map,
vcard_map_attrs,
user_filter,
search_filter,
search_fields,
search_reported,
search_reported_attrs,
matches
}).
-define(VCARD_MAP,
[{"NICKNAME", "%u", []},
{"FN", "%s", ["displayName"]},
{"FAMILY", "%s", ["sn"]},
{"GIVEN", "%s", ["givenName"]},
{"MIDDLE", "%s", ["initials"]},
{"ORGNAME", "%s", ["o"]},
{"ORGUNIT", "%s", ["ou"]},
{"CTRY", "%s", ["c"]},
{"LOCALITY", "%s", ["l"]},
{"STREET", "%s", ["street"]},
{"REGION", "%s", ["st"]},
{"PCODE", "%s", ["postalCode"]},
{"TITLE", "%s", ["title"]},
{"URL", "%s", ["labeleduri"]},
{"DESC", "%s", ["description"]},
{"TEL", "%s", ["telephoneNumber"]},
{"EMAIL", "%s", ["mail"]},
{"BDAY", "%s", ["birthDay"]},
{"ROLE", "%s", ["employeeType"]},
{"PHOTO", "%s", ["jpegPhoto"]}
]).
-define(SEARCH_FIELDS,
[{"User", "%u"},
{"Full Name", "displayName"},
{"Given Name", "givenName"},
{"Middle Name", "initials"},
{"Family Name", "sn"},
{"Nickname", "%u"},
{"Birthday", "birthDay"},
{"Country", "c"},
{"City", "l"},
{"Email", "mail"},
{"Organization Name", "o"},
{"Organization Unit", "ou"}
]).
-define(SEARCH_REPORTED,
[{"Full Name", "FN"},
{"Given Name", "GIVEN"},
{"Middle Name", "MIDDLE"},
{"Family Name", "FAMILY"},
{"Nickname", "NICKNAME"},
{"Birthday", "BDAY"},
{"Country", "CTRY"},
{"City", "LOCALITY"},
{"Email", "EMAIL"},
{"Organization Name", "ORGNAME"},
{"Organization Unit", "ORGUNIT"}
]).
%% Unused callbacks.
handle_cast(_Request, State) ->
{noreply, State}.
code_change(_OldVsn, State, _Extra) ->
{ok, State}.
%% -----
start(Host, Opts) ->
Proc = gen_mod:get_module_proc(Host, ?PROCNAME),
ChildSpec = {
Proc, {?MODULE, start_link, [Host, Opts]},
transient, 1000, worker, [?MODULE]
},
supervisor:start_child(ejabberd_sup, ChildSpec).
stop(Host) ->
Proc = gen_mod:get_module_proc(Host, ?PROCNAME),
gen_server:call(Proc, stop),
supervisor:terminate_child(ejabberd_sup, Proc),
supervisor:delete_child(ejabberd_sup, Proc).
terminate(_Reason, State) ->
Host = State#state.serverhost,
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),
case State#state.search of
true ->
ejabberd_router:unregister_route(State#state.myhost);
_ ->
ok
end.
start_link(Host, Opts) ->
Proc = gen_mod:get_module_proc(Host, ?PROCNAME),
gen_server:start_link({local, Proc}, ?MODULE, [Host, Opts], []).
init([Host, Opts]) ->
State = parse_options(Host, Opts),
IQDisc = gen_mod:get_opt(iqdisc, Opts, parallel),
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),
eldap_pool:start_link(State#state.eldap_id,
State#state.servers,
State#state.backups,
State#state.port,
State#state.dn,
State#state.password),
case State#state.search of
true ->
ejabberd_router:register_route(State#state.myhost);
_ ->
ok
end,
{ok, State}.
handle_info({route, From, To, Packet}, State) ->
case catch do_route(State, From, To, Packet) of
Pid when is_pid(Pid) ->
ok;
_ ->
Err = jlib:make_error_reply(Packet, ?ERR_INTERNAL_SERVER_ERROR),
ejabberd_router:route(To, From, Err)
end,
{noreply, State};
handle_info(_Info, State) ->
{noreply, State}.
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_VCARD | Features]};
empty ->
{result, [?NS_VCARD]}
end;
_ ->
Acc
end.
process_local_iq(_From, _To, #iq{type = Type, lang = Lang, sub_el = SubEl} = IQ) ->
case Type of
set ->
IQ#iq{type = error, sub_el = [SubEl, ?ERR_NOT_ALLOWED]};
get ->
IQ#iq{type = result,
sub_el = [{xmlelement, "vCard",
[{"xmlns", ?NS_VCARD}],
[{xmlelement, "FN", [],
[{xmlcdata, "ejabberd"}]},
{xmlelement, "URL", [],
[{xmlcdata,
"http://ejabberd.jabber.ru/"}]},
{xmlelement, "DESC", [],
[{xmlcdata,
translate:translate(
Lang,
"Erlang Jabber Server\n"
"Copyright (c) 2002-2006 Alexey Shchepin")}]},
{xmlelement, "BDAY", [],
[{xmlcdata, "2002-11-16"}]}
]}]}
end.
process_sm_iq(_From, #jid{lserver=LServer} = To, #iq{sub_el = SubEl} = IQ) ->
case catch process_vcard_ldap(To, IQ, LServer) of
{'EXIT', _} ->
IQ#iq{type = error, sub_el = [SubEl, ?ERR_INTERNAL_SERVER_ERROR]};
Other ->
Other
end.
process_vcard_ldap(To, IQ, Server) ->
{ok, State} = eldap_utils:get_state(Server, ?PROCNAME),
#iq{type = Type, sub_el = SubEl} = IQ,
case Type of
set ->
IQ#iq{type = error, sub_el = [SubEl, ?ERR_NOT_ALLOWED]};
get ->
#jid{luser = LUser} = To,
LServer = State#state.serverhost,
case ejabberd_auth:is_user_exists(LUser, LServer) of
true ->
VCardMap = State#state.vcard_map,
case find_ldap_user(LUser, State) of
#eldap_entry{attributes = Attributes} ->
Vcard = ldap_attributes_to_vcard(Attributes, VCardMap, {LUser, LServer}),
IQ#iq{type = result, sub_el = Vcard};
_ ->
IQ#iq{type = result, sub_el = []}
end;
_ ->
IQ#iq{type = result, sub_el = []}
end
end.
handle_call(get_state, _From, State) ->
{reply, {ok, State}, State};
handle_call(stop, _From, State) ->
{stop, normal, ok, State};
handle_call(_Request, _From, State) ->
{reply, bad_request, State}.
find_ldap_user(User, State) ->
Base = State#state.base,
RFC2254_Filter = State#state.user_filter,
Eldap_ID = State#state.eldap_id,
VCardAttrs = State#state.vcard_map_attrs,
case eldap_filter:parse(RFC2254_Filter, [{"%u", User}]) of
{ok, EldapFilter} ->
case eldap_pool:search(Eldap_ID, [{base, Base},
{filter, EldapFilter},
{attributes, VCardAttrs}]) of
#eldap_search_result{entries = [E | _]} ->
E;
_ ->
false
end;
_ ->
false
end.
ldap_attributes_to_vcard(Attributes, VCardMap, UD) ->
Attrs = lists:map(
fun({VCardName, _, _}) ->
{stringprep:tolower(VCardName),
map_vcard_attr(VCardName, Attributes, VCardMap, UD)}
end, VCardMap),
Elts = [ldap_attribute_to_vcard(vCard, Attr) || Attr <- Attrs],
NElts = [ldap_attribute_to_vcard(vCardN, Attr) || Attr <- Attrs],
OElts = [ldap_attribute_to_vcard(vCardO, Attr) || Attr <- Attrs],
AElts = [ldap_attribute_to_vcard(vCardA, Attr) || Attr <- Attrs],
[{xmlelement, "vCard", [{"xmlns", ?NS_VCARD}],
lists:append([X || X <- Elts, X /= none],
[{xmlelement,"N",[], [X || X <- NElts, X /= none]},
{xmlelement,"ORG",[], [X || X <- OElts, X /= none]},
{xmlelement,"ADR",[], [X || X <- AElts, X /= none]}])
}].
ldap_attribute_to_vcard(vCard, {"fn", Value}) ->
{xmlelement,"FN",[],[{xmlcdata,Value}]};
ldap_attribute_to_vcard(vCard, {"nickname", Value}) ->
{xmlelement,"NICKNAME",[],[{xmlcdata,Value}]};
ldap_attribute_to_vcard(vCard, {"title", Value}) ->
{xmlelement,"TITLE",[],[{xmlcdata,Value}]};
ldap_attribute_to_vcard(vCard, {"bday", Value}) ->
{xmlelement,"BDAY",[],[{xmlcdata,Value}]};
ldap_attribute_to_vcard(vCard, {"url", Value}) ->
{xmlelement,"URL",[],[{xmlcdata,Value}]};
ldap_attribute_to_vcard(vCard, {"desc", Value}) ->
{xmlelement,"DESC",[],[{xmlcdata,Value}]};
ldap_attribute_to_vcard(vCard, {"role", Value}) ->
{xmlelement,"ROLE",[],[{xmlcdata,Value}]};
ldap_attribute_to_vcard(vCard, {"tel", Value}) ->
{xmlelement,"TEL",[],[{xmlelement,"VOICE",[],[]},
{xmlelement,"WORK",[],[]},
{xmlelement,"NUMBER",[],[{xmlcdata,Value}]}]};
ldap_attribute_to_vcard(vCard, {"email", Value}) ->
{xmlelement,"EMAIL",[],[{xmlelement,"INTERNET",[],[]},
{xmlelement,"PREF",[],[]},
{xmlelement,"USERID",[],[{xmlcdata,Value}]}]};
ldap_attribute_to_vcard(vCard, {"photo", Value}) ->
{xmlelement,"PHOTO",[],[
{xmlelement,"BINVAL",[],[{xmlcdata, jlib:encode_base64(Value)}]}]};
ldap_attribute_to_vcard(vCardN, {"family", Value}) ->
{xmlelement,"FAMILY",[],[{xmlcdata,Value}]};
ldap_attribute_to_vcard(vCardN, {"given", Value}) ->
{xmlelement,"GIVEN",[],[{xmlcdata,Value}]};
ldap_attribute_to_vcard(vCardN, {"middle", Value}) ->
{xmlelement,"MIDDLE",[],[{xmlcdata,Value}]};
ldap_attribute_to_vcard(vCardO, {"orgname", Value}) ->
{xmlelement,"ORGNAME",[],[{xmlcdata,Value}]};
ldap_attribute_to_vcard(vCardO, {"orgunit", Value}) ->
{xmlelement,"ORGUNIT",[],[{xmlcdata,Value}]};
ldap_attribute_to_vcard(vCardA, {"locality", Value}) ->
{xmlelement,"LOCALITY",[],[{xmlcdata,Value}]};
ldap_attribute_to_vcard(vCardA, {"street", Value}) ->
{xmlelement,"STREET",[],[{xmlcdata,Value}]};
ldap_attribute_to_vcard(vCardA, {"ctry", Value}) ->
{xmlelement,"CTRY",[],[{xmlcdata,Value}]};
ldap_attribute_to_vcard(vCardA, {"region", Value}) ->
{xmlelement,"REGION",[],[{xmlcdata,Value}]};
ldap_attribute_to_vcard(vCardA, {"pcode", Value}) ->
{xmlelement,"PCODE",[],[{xmlcdata,Value}]};
ldap_attribute_to_vcard(_, _) ->
none.
-define(TLFIELD(Type, Label, Var),
{xmlelement, "field", [{"type", Type},
{"label", translate:translate(Lang, Label)},
{"var", Var}], []}).
-define(FORM(JID, SearchFields),
[{xmlelement, "instructions", [],
[{xmlcdata, translate:translate(Lang, "You need an x:data capable client to search")}]},
{xmlelement, "x", [{"xmlns", ?NS_XDATA}, {"type", "form"}],
[{xmlelement, "title", [],
[{xmlcdata, translate:translate(Lang, "Search users in ") ++
jlib:jid_to_string(JID)}]},
{xmlelement, "instructions", [],
[{xmlcdata, translate:translate(Lang, "Fill in fields to search "
"for any matching Jabber User")}]}
] ++ lists:map(fun({X,Y}) -> ?TLFIELD("text-single", X, Y) end, SearchFields)}]).
do_route(State, From, To, Packet) ->
spawn(?MODULE, route, [State, From, To, Packet]).
route(State, 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 ->
Err = jlib:make_error_reply(
Packet, ?ERR_BAD_REQUEST),
ejabberd_router:route(To, From, Err);
_ ->
XData = jlib:parse_xdata_submit(XDataEl),
case XData of
invalid ->
Err = jlib:make_error_reply(
Packet,
?ERR_BAD_REQUEST),
ejabberd_router:route(To, From,
Err);
_ ->
ResIQ =
IQ#iq{
type = result,
sub_el =
[{xmlelement,
"query",
[{"xmlns", ?NS_SEARCH}],
[{xmlelement, "x",
[{"xmlns", ?NS_XDATA},
{"type", "result"}],
search_result(Lang, To, State, XData)
}]}]},
ejabberd_router:route(
To, From, jlib:iq_to_xml(ResIQ))
end
end;
get ->
SearchFields = State#state.search_fields,
ResIQ = IQ#iq{type = result,
sub_el = [{xmlelement,
"query",
[{"xmlns", ?NS_SEARCH}],
?FORM(To, SearchFields)
}]},
ejabberd_router:route(To,
From,
jlib:iq_to_xml(ResIQ))
end;
#iq{type = Type, xmlns = ?NS_DISCO_INFO, lang = Lang} ->
case Type of
set ->
Err = jlib:make_error_reply(
Packet, ?ERR_NOT_ALLOWED),
ejabberd_router:route(To, From, Err);
get ->
ResIQ =
IQ#iq{type = result,
sub_el = [{xmlelement,
"query",
[{"xmlns", ?NS_DISCO_INFO}],
[{xmlelement, "identity",
[{"category", "directory"},
{"type", "user"},
{"name",
translate:translate(Lang, "vCard User Search")}],
[]},
{xmlelement, "feature",
[{"var", ?NS_SEARCH}], []},
{xmlelement, "feature",
[{"var", ?NS_VCARD}], []}
]
}]},
ejabberd_router:route(To,
From,
jlib:iq_to_xml(ResIQ))
end;
#iq{type = Type, xmlns = ?NS_DISCO_ITEMS} ->
case Type of
set ->
Err = jlib:make_error_reply(
Packet, ?ERR_NOT_ALLOWED),
ejabberd_router:route(To, From, Err);
get ->
ResIQ =
IQ#iq{type = result,
sub_el = [{xmlelement,
"query",
[{"xmlns", ?NS_DISCO_ITEMS}],
[]}]},
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 = [{xmlelement,
"vCard",
[{"xmlns", ?NS_VCARD}],
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) ->
[{xmlelement, "FN", [],
[{xmlcdata, "ejabberd/mod_vcard"}]},
{xmlelement, "URL", [],
[{xmlcdata,
"http://ejabberd.jabber.ru/"}]},
{xmlelement, "DESC", [],
[{xmlcdata, translate:translate(
Lang,
"ejabberd vCard module\n"
"Copyright (c) 2003-2006 Alexey Shchepin")}]}].
-define(LFIELD(Label, Var),
{xmlelement, "field", [{"label", translate:translate(Lang, Label)},
{"var", Var}], []}).
search_result(Lang, JID, State, Data) ->
SearchReported = State#state.search_reported,
Header = [{xmlelement, "title", [],
[{xmlcdata, translate:translate(Lang, "Search Results for ") ++
jlib:jid_to_string(JID)}]},
{xmlelement, "reported", [],
[?LFIELD("Jabber ID", "jid")] ++
lists:map(
fun({Name, Value}) -> ?LFIELD(Name, Value) end,
SearchReported)
}],
case search(State, Data) of
error ->
Header;
Result ->
Header ++ Result
end.
-define(FIELD(Var, Val),
{xmlelement, "field", [{"var", Var}],
[{xmlelement, "value", [],
[{xmlcdata, Val}]}]}).
search(State, Data) ->
Base = State#state.base,
SearchFilter = State#state.search_filter,
Eldap_ID = State#state.eldap_id,
UIDs = State#state.uids,
Limit = State#state.matches,
ReportedAttrs = State#state.search_reported_attrs,
Filter = eldap:'and'([SearchFilter, eldap_utils:make_filter(Data, UIDs)]),
case eldap_pool:search(Eldap_ID, [{base, Base},
{filter, Filter},
{limit, Limit},
{attributes, ReportedAttrs}]) of
#eldap_search_result{entries = E} ->
search_items(E, State);
_ ->
error
end.
search_items(Entries, State) ->
LServer = State#state.serverhost,
SearchReported = State#state.search_reported,
VCardMap = State#state.vcard_map,
UIDs = State#state.uids,
Attributes = lists:map(
fun(E) ->
#eldap_entry{attributes = Attrs} = E,
Attrs
end, Entries),
lists:flatmap(
fun(Attrs) ->
case eldap_utils:find_ldap_attrs(UIDs, Attrs) of
{U, UIDAttrFormat} ->
case eldap_utils:get_user_part(U, UIDAttrFormat) of
{ok, Username} ->
case ejabberd_auth:is_user_exists(Username, LServer) of
true ->
RFields = lists:map(
fun({_, VCardName}) ->
{VCardName,
map_vcard_attr(
VCardName,
Attrs,
VCardMap,
{Username, ?MYNAME})}
end, SearchReported),
Result = [?FIELD("jid", Username ++ "@" ++ LServer)] ++
[?FIELD(Name, Value) || {Name, Value} <- RFields],
[{xmlelement, "item", [], Result}];
_ ->
[]
end;
_ ->
[]
end;
"" ->
[]
end
end, Attributes).
remove_user(_User) ->
true.
%%%-----------------------
%%% Auxiliary functions.
%%%-----------------------
map_vcard_attr(VCardName, Attributes, Pattern, UD) ->
Res = lists:filter(
fun({Name, _, _}) ->
eldap_utils:case_insensitive_match(Name, VCardName)
end, Pattern),
case Res of
[{_, Str, Attrs}] ->
process_pattern(Str, UD,
[eldap_utils:get_ldap_attr(X, Attributes) || X<-Attrs]);
_ -> ""
end.
process_pattern(Str, {User, Domain}, AttrValues) ->
eldap_filter:do_sub(Str,
[{"%s", V, 1} || V <- AttrValues] ++ [{"%u", User},{"%d", Domain}]).
find_xdata_el({xmlelement, _Name, _Attrs, SubEls}) ->
find_xdata_el1(SubEls).
find_xdata_el1([]) ->
false;
find_xdata_el1([{xmlelement, Name, Attrs, SubEls} | Els]) ->
case xml:get_attr_s("xmlns", Attrs) of
?NS_XDATA ->
{xmlelement, Name, Attrs, SubEls};
_ ->
find_xdata_el1(Els)
end;
find_xdata_el1([_ | Els]) ->
find_xdata_el1(Els).
parse_options(Host, Opts) ->
MyHost = gen_mod:get_opt(host, Opts, "vjud." ++ Host),
Search = gen_mod:get_opt(search, Opts, true),
Matches = case gen_mod:get_opt(matches, Opts, 30) of
infinity -> 0;
N -> N
end,
Eldap_ID = atom_to_list(gen_mod:get_module_proc(Host, ?PROCNAME)),
LDAPServers = case gen_mod:get_opt(ldap_servers, Opts, undefined) of
undefined ->
ejabberd_config:get_local_option({ldap_servers, Host});
S -> S
end,
LDAPBackups = case gen_mod:get_opt(ldap_backups, Opts, undefined) of
undefined ->
ejabberd_config:get_local_option({ldap_servers, Host});
Backups -> Backups
end,
LDAPPort = case gen_mod:get_opt(ldap_port, Opts, undefined) of
undefined ->
case ejabberd_config:get_local_option({ldap_port, Host}) of
undefined -> 389;
P -> P
end;
P -> P
end,
LDAPBase = case gen_mod:get_opt(ldap_base, Opts, undefined) of
undefined ->
ejabberd_config:get_local_option({ldap_base, Host});
B -> B
end,
UIDs = case gen_mod:get_opt(ldap_uids, Opts, undefined) of
undefined ->
case ejabberd_config:get_local_option({ldap_uids, Host}) of
undefined -> [{"uid", "%u"}];
UI -> eldap_utils:uids_domain_subst(Host, UI)
end;
UI -> eldap_utils:uids_domain_subst(Host, UI)
end,
RootDN = case gen_mod:get_opt(ldap_rootdn, Opts, undefined) of
undefined ->
case ejabberd_config:get_local_option({ldap_rootdn, Host}) of
undefined -> "";
RDN -> RDN
end;
RDN -> RDN
end,
Password = case gen_mod:get_opt(ldap_password, Opts, undefined) of
undefined ->
case ejabberd_config:get_local_option({ldap_password, Host}) of
undefined -> "";
Pass -> Pass
end;
Pass -> Pass
end,
SubFilter = lists:flatten(eldap_utils:generate_subfilter(UIDs)),
UserFilter = case gen_mod:get_opt(ldap_filter, Opts, undefined) of
undefined ->
case ejabberd_config:get_local_option({ldap_filter, Host}) of
undefined -> SubFilter;
"" -> SubFilter;
F -> "(&" ++ SubFilter ++ F ++ ")"
end;
"" -> SubFilter;
F -> "(&" ++ SubFilter ++ F ++ ")"
end,
{ok, SearchFilter} = eldap_filter:parse(
eldap_filter:do_sub(UserFilter, [{"%u","*"}])),
VCardMap = gen_mod:get_opt(ldap_vcard_map, Opts, ?VCARD_MAP),
SearchFields = gen_mod:get_opt(ldap_search_fields, Opts, ?SEARCH_FIELDS),
SearchReported = gen_mod:get_opt(ldap_search_reported, Opts, ?SEARCH_REPORTED),
%% In search requests we need to fetch only attributes defined
%% in vcard-map and search-reported. In some cases,
%% this will essentially reduce network traffic from an LDAP server.
UIDAttrs = [UAttr || {UAttr, _} <- UIDs],
VCardMapAttrs = lists:usort(
lists:append([A || {_, _, A} <- VCardMap]) ++ UIDAttrs),
SearchReportedAttrs =
lists:usort(lists:flatmap(
fun({_, N}) ->
case lists:keysearch(N, 1, VCardMap) of
{value, {_, _, L}} -> L;
_ -> []
end
end, SearchReported) ++ UIDAttrs),
#state{serverhost = Host,
myhost = MyHost,
eldap_id = Eldap_ID,
search = Search,
servers = LDAPServers,
backups = LDAPBackups,
port = LDAPPort,
dn = RootDN,
base = LDAPBase,
password = Password,
uids = UIDs,
vcard_map = VCardMap,
vcard_map_attrs = VCardMapAttrs,
user_filter = UserFilter,
search_filter = SearchFilter,
search_fields = SearchFields,
search_reported = SearchReported,
search_reported_attrs = SearchReportedAttrs,
matches = Matches
}.
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