mirror of
https://github.com/processone/ejabberd.git
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573 lines
15 KiB
Erlang
573 lines
15 KiB
Erlang
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%%%----------------------------------------------------------------------
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%%% File : mod_vcard_ldap.erl
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%%% Author : Alexey Shchepin <alexey@sevcom.net>
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%%% Purpose :
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%%% Created : 2 Jan 2003 by Alexey Shchepin <alexey@sevcom.net>
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%%% Id : $Id$
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%%%----------------------------------------------------------------------
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-module(mod_vcard_ldap).
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-author('alexey@sevcom.net').
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-vsn('$Revision$ ').
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-behaviour(gen_mod).
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-export([start/1, init/2, stop/0,
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process_local_iq/3,
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process_sm_iq/3,
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remove_user/1]).
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-include("ejabberd.hrl").
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-include("eldap/eldap.hrl").
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-include("jlib.hrl").
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start(Opts) ->
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IQDisc = gen_mod:get_opt(iqdisc, Opts, one_queue),
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gen_iq_handler:add_iq_handler(ejabberd_local, ?NS_VCARD,
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?MODULE, process_local_iq, IQDisc),
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gen_iq_handler:add_iq_handler(ejabberd_sm, ?NS_VCARD,
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?MODULE, process_sm_iq, IQDisc),
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LDAPServers = ejabberd_config:get_local_option(ldap_servers),
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eldap:start_link("mod_vcard_ldap", LDAPServers, 389, "", ""),
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Host = gen_mod:get_opt(host, Opts, "vjud." ++ ?MYNAME),
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Search = gen_mod:get_opt(search, Opts, true),
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register(ejabberd_mod_vcard_ldap, spawn(?MODULE, init, [Host, Search])).
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init(Host, Search) ->
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case Search of
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false ->
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loop(Host);
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_ ->
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ejabberd_router:register_route(Host),
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loop(Host)
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end.
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loop(Host) ->
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receive
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{route, From, To, Packet} ->
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case catch do_route(From, To, Packet) of
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{'EXIT', Reason} ->
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?ERROR_MSG("~p", [Reason]);
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_ ->
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ok
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end,
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loop(Host);
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stop ->
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catch ejabberd_router:unregister_route(Host),
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ok;
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_ ->
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loop(Host)
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end.
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stop() ->
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gen_iq_handler:remove_iq_handler(ejabberd_local, ?NS_VCARD),
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gen_iq_handler:remove_iq_handler(ejabberd_sm, ?NS_VCARD),
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ejabberd_mod_vcard_ldap ! stop,
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ok.
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process_local_iq(_From, _To, #iq{type = Type, lang = Lang, sub_el = SubEl} = IQ) ->
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case Type of
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set ->
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IQ#iq{type = error, sub_el = [SubEl, ?ERR_NOT_ALLOWED]};
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get ->
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IQ#iq{type = result,
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sub_el = [{xmlelement, "vCard",
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[{"xmlns", ?NS_VCARD}],
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[{xmlelement, "FN", [],
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[{xmlcdata, "ejabberd"}]},
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{xmlelement, "URL", [],
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[{xmlcdata,
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"http://ejabberd.jabberstudio.org/"}]},
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{xmlelement, "DESC", [],
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[{xmlcdata,
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translate:translate(
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Lang,
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"Erlang Jabber Server\n"
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"Copyright (c) 2002-2004 Alexey Shchepin")}]},
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{xmlelement, "BDAY", [],
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[{xmlcdata, "2002-11-16"}]}
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]}]}
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end.
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find_ldap_user(User) ->
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Attr = ejabberd_config:get_local_option(ldap_uidattr),
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Filter = eldap:equalityMatch(Attr, User),
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Base = ejabberd_config:get_local_option(ldap_base),
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case eldap:search("mod_vcard_ldap", [{base, Base},
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{filter, Filter},
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{attributes, []}]) of
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#eldap_search_result{entries = [E | _]} ->
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E;
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_ ->
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false
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end.
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is_attribute_read_allowed(Name,From,To) ->
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true.
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ldap_attribute_to_vcard(Prefix,{Name,Values},From,To) ->
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case is_attribute_read_allowed(Name,From,To) of
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true ->
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ldap_lca_to_vcard(Prefix,stringprep:tolower(Name),Values);
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_ ->
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none
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end.
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ldap_lca_to_vcard(vCard,"displayname",[Value|_]) ->
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{xmlelement,"FN",[],[{xmlcdata,Value}]};
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ldap_lca_to_vcard(vCard,"uid",[Value|_]) ->
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{xmlelement,"NICKNAME",[],[{xmlcdata,Value}]};
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ldap_lca_to_vcard(vCard,"title",[Value|_]) ->
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{xmlelement,"TITLE",[],[{xmlcdata,Value}]};
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ldap_lca_to_vcard(vCard,"labeleduri",[Value|_]) ->
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{xmlelement,"URL",[],[{xmlcdata,Value}]};
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ldap_lca_to_vcard(vCard,"description",[Value|_]) ->
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{xmlelement,"DESC",[],[{xmlcdata,Value}]};
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ldap_lca_to_vcard(vCard,"telephonenumber",[Value|_]) ->
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{xmlelement,"TEL",[],[{xmlelement,"VOICE",[],[]},
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{xmlelement,"WORK",[],[]},
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{xmlelement,"NUMBER",[],[{xmlcdata,Value}]}]};
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ldap_lca_to_vcard(vCard,"mail",[Value|_]) ->
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{xmlelement,"EMAIL",[],[{xmlelement,"INTERNET",[],[]},
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{xmlelement,"PREF",[],[]},
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{xmlelement,"USERID",[],[{xmlcdata,Value}]}]};
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ldap_lca_to_vcard(vCardN,"sn",[Value|_]) ->
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{xmlelement,"FAMILY",[],[{xmlcdata,Value}]};
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ldap_lca_to_vcard(vCardN,"givenname",[Value|_]) ->
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{xmlelement,"GIVEN",[],[{xmlcdata,Value}]};
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ldap_lca_to_vcard(vCardN,"initials",[Value|_]) ->
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{xmlelement,"MIDDLE",[],[{xmlcdata,Value}]};
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ldap_lca_to_vcard(vCardO,"o",[Value|_]) ->
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{xmlelement,"ORGNAME",[],[{xmlcdata,Value}]};
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ldap_lca_to_vcard(vCardO,"ou",[Value|_]) ->
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{xmlelement,"ORGUNIT",[],[{xmlcdata,Value}]};
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ldap_lca_to_vcard(_,_,_) -> none.
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ldap_attributes_to_vcard(Attributes,From,To) ->
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Elts = lists:map(fun(Attr) ->
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ldap_attribute_to_vcard(vCard,Attr,From,To)
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end,Attributes),
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FElts = [ X || X <- Elts, X /= none ],
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NElts = lists:map(fun(Attr) ->
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ldap_attribute_to_vcard(vCardN,Attr,From,To)
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end,Attributes),
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FNElts = [ X || X <- NElts, X /= none ],
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OElts = lists:map(fun(Attr) ->
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ldap_attribute_to_vcard(vCardO,Attr,From,To)
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end,Attributes),
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FOElts = [ X || X <- OElts, X /= none ],
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[{xmlelement, "vCard", [{"xmlns", ?NS_VCARD}],
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lists:append(FElts,
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[{xmlelement,"N",[],FNElts},
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{xmlelement,"ORG",[],FOElts}])
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}].
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is_self_request(From,To) ->
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#jid{luser = RUser, lserver = RServer } = From,
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#jid{luser = LUser} = To,
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case RServer == ?MYNAME of
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true ->
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LUser == RUser;
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_ ->
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false
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end.
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process_sm_iq(From, To, #iq{type = Type, sub_el = SubEl} = IQ) ->
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case Type of
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set ->
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IQ#iq{type = error, sub_el = [SubEl, ?ERR_NOT_ALLOWED]};
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get ->
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#jid{luser = LUser} = To,
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case find_ldap_user(LUser) of
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#eldap_entry{attributes = Attributes} ->
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Vcard = ldap_attributes_to_vcard(Attributes,From,To),
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IQ#iq{type = result, sub_el = Vcard};
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_ -> IQ#iq{type = result, sub_el = []}
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end
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end.
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-define(TLFIELD(Type, Label, Var),
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{xmlelement, "field", [{"type", Type},
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{"label", translate:translate(Lang, Label)},
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{"var", Var}], []}).
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-define(FORM(JID),
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[{xmlelement, "instructions", [],
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[{xmlcdata, translate:translate(Lang, "You need an x:data capable client to search")}]},
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{xmlelement, "x", [{"xmlns", ?NS_XDATA}, {"type", "form"}],
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[{xmlelement, "title", [],
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[{xmlcdata, translate:translate(Lang, "Search users in ") ++
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jlib:jid_to_string(JID)}]},
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{xmlelement, "instructions", [],
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[{xmlcdata, translate:translate(Lang, "Fill in fields to search "
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"for any matching Jabber User")}]},
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?TLFIELD("text-single", "User", "user"),
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?TLFIELD("text-single", "Full Name", "fn"),
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?TLFIELD("text-single", "Given Name", "given"),
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?TLFIELD("text-single", "Middle Name", "middle"),
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?TLFIELD("text-single", "Family Name", "family"),
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?TLFIELD("text-single", "Nickname", "nickname"),
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?TLFIELD("text-single", "Birthday", "bday"),
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?TLFIELD("text-single", "Country", "ctry"),
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?TLFIELD("text-single", "City", "locality"),
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?TLFIELD("text-single", "email", "email"),
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?TLFIELD("text-single", "Organization Name", "orgname"),
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?TLFIELD("text-single", "Organization Unit", "orgunit")
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]}]).
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do_route(From, To, Packet) ->
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#jid{user = User, resource = Resource} = To,
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if
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(User /= "") or (Resource /= "") ->
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Err = jlib:make_error_reply(Packet, ?ERR_SERVICE_UNAVAILABLE),
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ejabberd_router ! {route, To, From, Err};
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true ->
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IQ = jlib:iq_query_info(Packet),
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case IQ of
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#iq{type = Type, xmlns = ?NS_SEARCH, lang = Lang, sub_el = SubEl} ->
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case Type of
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set ->
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XDataEl = find_xdata_el(SubEl),
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case XDataEl of
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false ->
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Err = jlib:make_error_reply(
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Packet, ?ERR_BAD_REQUEST),
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ejabberd_router:route(To, From, Err);
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_ ->
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XData = jlib:parse_xdata_submit(XDataEl),
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case XData of
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invalid ->
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Err = jlib:make_error_reply(
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Packet,
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?ERR_BAD_REQUEST),
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ejabberd_router:route(To, From,
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Err);
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_ ->
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ResIQ =
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IQ#iq{
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type = result,
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sub_el =
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[{xmlelement,
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"query",
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[{"xmlns", ?NS_SEARCH}],
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[{xmlelement, "x",
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[{"xmlns", ?NS_XDATA},
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{"type", "result"}],
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search_result(Lang, To, XData)
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}]}]},
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ejabberd_router:route(
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To, From, jlib:iq_to_xml(ResIQ))
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end
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end;
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get ->
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ResIQ = IQ#iq{type = result,
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sub_el = [{xmlelement,
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"query",
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[{"xmlns", ?NS_SEARCH}],
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?FORM(To)
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}]},
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ejabberd_router:route(To,
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From,
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jlib:iq_to_xml(ResIQ))
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end;
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#iq{type = Type, xmlns = ?NS_DISCO_INFO, sub_el = SubEl} ->
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case Type of
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set ->
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Err = jlib:make_error_reply(
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Packet, ?ERR_NOT_ALLOWED),
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ejabberd_router:route(To, From, Err);
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get ->
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ResIQ =
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IQ#iq{type = result,
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sub_el = [{xmlelement,
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"query",
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[{"xmlns", ?NS_DISCO_INFO}],
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[{xmlelement, "identity",
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[{"category", "directory"},
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{"type", "user"},
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{"name",
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"vCard User Search"}],
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[]},
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{xmlelement, "feature",
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[{"var", ?NS_SEARCH}], []},
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{xmlelement, "feature",
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[{"var", ?NS_VCARD}], []}
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]
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}]},
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ejabberd_router:route(To,
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From,
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jlib:iq_to_xml(ResIQ))
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end;
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#iq{type = Type, xmlns = ?NS_DISCO_ITEMS, sub_el = SubEl} ->
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case Type of
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set ->
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Err = jlib:make_error_reply(
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Packet, ?ERR_NOT_ALLOWED),
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ejabberd_router:route(To, From, Err);
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get ->
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ResIQ =
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IQ#iq{type = result,
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sub_el = [{xmlelement,
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"query",
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[{"xmlns", ?NS_DISCO_INFO}],
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[]}]},
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ejabberd_router:route(To,
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From,
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jlib:iq_to_xml(ResIQ))
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end;
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#iq{type = get, xmlns = ?NS_VCARD, lang = Lang} ->
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ResIQ =
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IQ#iq{type = result,
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sub_el = [{xmlelement,
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"vCard",
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[{"xmlns", ?NS_VCARD}],
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iq_get_vcard(Lang)}]},
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ejabberd_router:route(To,
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From,
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jlib:iq_to_xml(ResIQ));
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_ ->
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Err = jlib:make_error_reply(Packet,
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?ERR_SERVICE_UNAVAILABLE),
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ejabberd_router:route(To, From, Err)
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end
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end.
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iq_get_vcard(Lang) ->
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[{xmlelement, "FN", [],
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[{xmlcdata, "ejabberd/mod_vcard"}]},
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{xmlelement, "URL", [],
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[{xmlcdata,
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"http://ejabberd.jabberstudio.org/"}]},
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{xmlelement, "DESC", [],
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[{xmlcdata, translate:translate(
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Lang,
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"ejabberd vCard module\n"
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"Copyright (c) 2003-2004 Alexey Shchepin")}]}].
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find_xdata_el({xmlelement, _Name, _Attrs, SubEls}) ->
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find_xdata_el1(SubEls).
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find_xdata_el1([]) ->
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false;
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find_xdata_el1([{xmlelement, Name, Attrs, SubEls} | Els]) ->
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case xml:get_attr_s("xmlns", Attrs) of
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?NS_XDATA ->
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{xmlelement, Name, Attrs, SubEls};
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_ ->
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find_xdata_el1(Els)
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end;
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find_xdata_el1([_ | Els]) ->
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find_xdata_el1(Els).
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-define(LFIELD(Label, Var),
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{xmlelement, "field", [{"label", translate:translate(Lang, Label)},
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{"var", Var}], []}).
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search_result(Lang, JID, Data) ->
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[{xmlelement, "title", [],
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[{xmlcdata, translate:translate(Lang, "Results of search in ") ++
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jlib:jid_to_string(JID)}]},
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{xmlelement, "reported", [],
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[?LFIELD("JID", "jid"),
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?LFIELD("Full Name", "fn"),
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?LFIELD("Given Name", "given"),
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?LFIELD("Middle Name", "middle"),
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?LFIELD("Family Name", "family"),
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?LFIELD("Nickname", "nickname"),
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?LFIELD("Birthday", "bday"),
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?LFIELD("Country", "ctry"),
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?LFIELD("City", "locality"),
|
||
|
?LFIELD("email", "email"),
|
||
|
?LFIELD("Organization Name", "orgname"),
|
||
|
?LFIELD("Organization Unit", "orgunit")
|
||
|
]}] ++ lists:map(fun(E) ->
|
||
|
record_to_item(E#eldap_entry.attributes)
|
||
|
end, search(Data)).
|
||
|
|
||
|
-define(FIELD(Var, Val),
|
||
|
{xmlelement, "field", [{"var", Var}],
|
||
|
[{xmlelement, "value", [],
|
||
|
[{xmlcdata, Val}]}]}).
|
||
|
|
||
|
case_exact_compare(none,_) ->
|
||
|
false;
|
||
|
case_exact_compare(_,none) ->
|
||
|
false;
|
||
|
case_exact_compare(X,Y) ->
|
||
|
X > Y.
|
||
|
|
||
|
ldap_sort_entries(L) ->
|
||
|
lists:sort(fun(E1,E2) ->
|
||
|
case_exact_compare(ldap_get_value(E1,"cn"),ldap_get_value(E2,"cn"))
|
||
|
end,L).
|
||
|
|
||
|
ldap_get_value(E,Attribute) ->
|
||
|
#eldap_entry{attributes = Attributes} = E,
|
||
|
case lists:filter(fun({A,_}) ->
|
||
|
string:equal(A,Attribute)
|
||
|
end,Attributes) of
|
||
|
[{Attr,[Value|_]}] ->
|
||
|
Value;
|
||
|
_ ->
|
||
|
none
|
||
|
end.
|
||
|
|
||
|
|
||
|
ldap_attribute_to_item("uid",Value) ->
|
||
|
[
|
||
|
?FIELD("jid",Value ++ "@" ++ ?MYNAME),
|
||
|
?FIELD("uid",Value),
|
||
|
?FIELD("nickname",Value)
|
||
|
];
|
||
|
|
||
|
ldap_attribute_to_item("displayname",Value) ->
|
||
|
[
|
||
|
?FIELD("fn",Value)
|
||
|
];
|
||
|
|
||
|
ldap_attribute_to_item("sn",Value) ->
|
||
|
[
|
||
|
?FIELD("family",Value)
|
||
|
];
|
||
|
|
||
|
ldap_attribute_to_item("displayname",Value) ->
|
||
|
[
|
||
|
?FIELD("fn",Value)
|
||
|
];
|
||
|
|
||
|
ldap_attribute_to_item("givenname",Value) ->
|
||
|
[
|
||
|
?FIELD("given",Value)
|
||
|
];
|
||
|
|
||
|
ldap_attribute_to_item("initials",Value) ->
|
||
|
[
|
||
|
?FIELD("middle",Value)
|
||
|
];
|
||
|
|
||
|
ldap_attribute_to_item("mail",Value) ->
|
||
|
[
|
||
|
?FIELD("email",Value)
|
||
|
];
|
||
|
|
||
|
ldap_attribute_to_item("o",Value) ->
|
||
|
[
|
||
|
?FIELD("orgname",Value)
|
||
|
];
|
||
|
|
||
|
ldap_attribute_to_item("ou",Value) ->
|
||
|
[
|
||
|
?FIELD("orgunit",Value)
|
||
|
];
|
||
|
|
||
|
ldap_attribute_to_item(_,_) ->
|
||
|
[none].
|
||
|
|
||
|
record_to_item(Attributes) ->
|
||
|
List = lists:append(lists:map(fun({Attr,[Value|_]}) ->
|
||
|
ldap_attribute_to_item(stringprep:tolower(Attr),Value)
|
||
|
end,Attributes)),
|
||
|
FList = [X || X <- List, X /= none],
|
||
|
{xmlelement, "item", [],FList}.
|
||
|
|
||
|
search(Data) ->
|
||
|
Filter = make_filter(Data),
|
||
|
Base = ejabberd_config:get_local_option(ldap_base),
|
||
|
UIDAttr = ejabberd_config:get_local_option(ldap_uidattr),
|
||
|
case eldap:search("mod_vcard_ldap",[{base,Base},
|
||
|
{filter, Filter},
|
||
|
{attributes, []}]) of
|
||
|
#eldap_search_result{entries = E} ->
|
||
|
[X || X <- E, ejabberd_auth:is_user_exists(ldap_get_value(X,UIDAttr)) ];
|
||
|
_ ->
|
||
|
?ERROR_MSG("~p", ["Bad search"])
|
||
|
end.
|
||
|
|
||
|
|
||
|
make_filter(Data) ->
|
||
|
Filter = [X || X <- lists:map(fun(R) ->
|
||
|
make_assertion(R)
|
||
|
end,Data),
|
||
|
X /= none ],
|
||
|
case Filter of
|
||
|
[F] ->
|
||
|
F;
|
||
|
_ ->
|
||
|
eldap:'and'(Filter)
|
||
|
end.
|
||
|
|
||
|
|
||
|
make_assertion("givenName",Value) ->
|
||
|
eldap:substrings("givenName",[{any,Value}]);
|
||
|
|
||
|
make_assertion("cn",Value) ->
|
||
|
eldap:substrings("cn",[{any,Value}]);
|
||
|
|
||
|
make_assertion("sn",Value) ->
|
||
|
eldap:substrings("sn",[{any,Value}]);
|
||
|
|
||
|
make_assertion(Attr, Value) ->
|
||
|
eldap:equalityMatch(Attr,Value).
|
||
|
|
||
|
make_assertion({SVar, [Val]}) ->
|
||
|
LAttr = ldap_attribute(SVar),
|
||
|
case LAttr of
|
||
|
none ->
|
||
|
none;
|
||
|
_ ->
|
||
|
if
|
||
|
is_list(Val) and (Val /= "") ->
|
||
|
make_assertion(LAttr,Val);
|
||
|
true ->
|
||
|
none
|
||
|
end
|
||
|
end.
|
||
|
|
||
|
ldap_attribute("user") ->
|
||
|
"uid";
|
||
|
|
||
|
ldap_attribute("fn") ->
|
||
|
"cn";
|
||
|
|
||
|
ldap_attribute("family") ->
|
||
|
"sn";
|
||
|
|
||
|
ldap_attribute("given") ->
|
||
|
"givenName";
|
||
|
|
||
|
ldap_attribute("middle") ->
|
||
|
"initials";
|
||
|
|
||
|
ldap_attribute("email") ->
|
||
|
"mail";
|
||
|
|
||
|
ldap_attribute("orgname") ->
|
||
|
"o";
|
||
|
|
||
|
ldap_attribute("orgunit") ->
|
||
|
"ou";
|
||
|
|
||
|
ldap_attribute(_) ->
|
||
|
none.
|
||
|
|
||
|
remove_user(User) ->
|
||
|
true.
|
||
|
|