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xmpp.chapril.org-ejabberd/src/mod_vcard_sql.erl
2016-05-13 17:56:48 +03:00

243 lines
8.8 KiB
Erlang

%%%-------------------------------------------------------------------
%%% @author Evgeny Khramtsov <ekhramtsov@process-one.net>
%%% @copyright (C) 2016, Evgeny Khramtsov
%%% @doc
%%%
%%% @end
%%% Created : 13 Apr 2016 by Evgeny Khramtsov <ekhramtsov@process-one.net>
%%%-------------------------------------------------------------------
-module(mod_vcard_sql).
-compile([{parse_transform, ejabberd_sql_pt}]).
-behaviour(mod_vcard).
%% API
-export([init/2, get_vcard/2, set_vcard/4, search/4, remove_user/2,
import/1, import/2, export/1]).
-include("jlib.hrl").
-include("mod_vcard.hrl").
-include("logger.hrl").
-include("ejabberd_sql_pt.hrl").
%%%===================================================================
%%% API
%%%===================================================================
init(_Host, _Opts) ->
ok.
get_vcard(LUser, LServer) ->
case catch sql_queries:get_vcard(LServer, LUser) of
{selected, [{SVCARD}]} ->
case fxml_stream:parse_element(SVCARD) of
{error, _Reason} -> error;
VCARD -> [VCARD]
end;
{selected, []} -> [];
_ -> error
end.
set_vcard(LUser, LServer, VCARD,
#vcard_search{user = {User, _},
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}) ->
SVCARD = fxml:element_to_binary(VCARD),
sql_queries:set_vcard(LServer, LUser, BDay, CTRY,
EMail, FN, Family, Given, LBDay,
LCTRY, LEMail, LFN, LFamily,
LGiven, LLocality, LMiddle,
LNickname, LOrgName, LOrgUnit,
Locality, Middle, Nickname, OrgName,
OrgUnit, SVCARD, User).
search(LServer, Data, AllowReturnAll, MaxMatch) ->
MatchSpec = make_matchspec(LServer, Data),
if (MatchSpec == <<"">>) and not AllowReturnAll -> [];
true ->
Limit = case MaxMatch of
infinity ->
<<"">>;
Val ->
[<<" LIMIT ">>, jlib:integer_to_binary(Val)]
end,
case catch ejabberd_sql:sql_query(
LServer,
[<<"select username, fn, family, given, "
"middle, nickname, bday, ctry, "
"locality, email, orgname, orgunit "
"from vcard_search ">>,
MatchSpec, Limit, <<";">>]) of
{selected,
[<<"username">>, <<"fn">>, <<"family">>, <<"given">>,
<<"middle">>, <<"nickname">>, <<"bday">>, <<"ctry">>,
<<"locality">>, <<"email">>, <<"orgname">>,
<<"orgunit">>], Rs} when is_list(Rs) ->
Rs;
Error ->
?ERROR_MSG("~p", [Error]), []
end
end.
remove_user(LUser, LServer) ->
ejabberd_sql:sql_transaction(
LServer,
fun() ->
ejabberd_sql:sql_query_t(
?SQL("delete from vcard where username=%(LUser)s")),
ejabberd_sql:sql_query_t(
?SQL("delete from vcard_search where lusername=%(LUser)s"))
end).
export(_Server) ->
[{vcard,
fun(Host, #vcard{us = {LUser, LServer}, vcard = VCARD})
when LServer == Host ->
SVCARD = fxml:element_to_binary(VCARD),
[?SQL("delete from vcard where username=%(LUser)s;"),
?SQL("insert into vcard(username, vcard) values ("
"%(LUser)s, %(SVCARD)s);")];
(_Host, _R) ->
[]
end},
{vcard_search,
fun(Host, #vcard_search{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})
when LServer == Host ->
[?SQL("delete from vcard_search where lusername=%(LUser)s;"),
?SQL("insert into vcard_search(username,"
" lusername, fn, lfn, family, lfamily,"
" given, lgiven, middle, lmiddle,"
" nickname, lnickname, bday, lbday,"
" ctry, lctry, locality, llocality,"
" email, lemail, orgname, lorgname,"
" orgunit, lorgunit) values ("
" %(LUser)s, %(User)s,"
" %(FN)s, %(LFN)s,"
" %(Family)s, %(LFamily)s,"
" %(Given)s, %(LGiven)s,"
" %(Middle)s, %(LMiddle)s,"
" %(Nickname)s, %(LNickname)s,"
" %(BDay)s, %(LBDay)s,"
" %(CTRY)s, %(LCTRY)s,"
" %(Locality)s, %(LLocality)s,"
" %(EMail)s, %(LEMail)s,"
" %(OrgName)s, %(LOrgName)s,"
" %(OrgUnit)s, %(LOrgUnit)s);")];
(_Host, _R) ->
[]
end}].
import(LServer) ->
[{<<"select username, vcard from vcard;">>,
fun([LUser, SVCard]) ->
#xmlel{} = VCARD = fxml_stream:parse_element(SVCard),
#vcard{us = {LUser, LServer}, vcard = VCARD}
end},
{<<"select username, lusername, fn, lfn, family, lfamily, "
"given, lgiven, middle, lmiddle, nickname, lnickname, "
"bday, lbday, ctry, lctry, locality, llocality, email, "
"lemail, orgname, lorgname, orgunit, lorgunit from vcard_search;">>,
fun([User, LUser, FN, LFN,
Family, LFamily, Given, LGiven,
Middle, LMiddle, Nickname, LNickname,
BDay, LBDay, CTRY, LCTRY, Locality, LLocality,
EMail, LEMail, OrgName, LOrgName, OrgUnit, LOrgUnit]) ->
#vcard_search{us = {LUser, LServer},
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}
end}].
import(_, _) ->
pass.
%%%===================================================================
%%% Internal functions
%%%===================================================================
make_matchspec(LServer, Data) ->
filter_fields(Data, <<"">>, LServer).
filter_fields([], Match, _LServer) ->
case Match of
<<"">> -> <<"">>;
_ -> [<<" where ">>, Match]
end;
filter_fields([{SVar, [Val]} | Ds], Match, LServer)
when is_binary(Val) and (Val /= <<"">>) ->
LVal = mod_vcard:string2lower(Val),
NewMatch = case SVar of
<<"user">> -> make_val(Match, <<"lusername">>, LVal);
<<"fn">> -> make_val(Match, <<"lfn">>, LVal);
<<"last">> -> make_val(Match, <<"lfamily">>, LVal);
<<"first">> -> make_val(Match, <<"lgiven">>, LVal);
<<"middle">> -> make_val(Match, <<"lmiddle">>, LVal);
<<"nick">> -> make_val(Match, <<"lnickname">>, LVal);
<<"bday">> -> make_val(Match, <<"lbday">>, LVal);
<<"ctry">> -> make_val(Match, <<"lctry">>, LVal);
<<"locality">> ->
make_val(Match, <<"llocality">>, LVal);
<<"email">> -> make_val(Match, <<"lemail">>, LVal);
<<"orgname">> -> make_val(Match, <<"lorgname">>, LVal);
<<"orgunit">> -> make_val(Match, <<"lorgunit">>, LVal);
_ -> Match
end,
filter_fields(Ds, NewMatch, LServer);
filter_fields([_ | Ds], Match, LServer) ->
filter_fields(Ds, Match, LServer).
make_val(Match, Field, Val) ->
Condition = case str:suffix(<<"*">>, Val) of
true ->
Val1 = str:substr(Val, 1, byte_size(Val) - 1),
SVal = <<(ejabberd_sql:escape(
ejabberd_sql:escape_like_arg_circumflex(
Val1)))/binary,
"%">>,
[Field, <<" LIKE '">>, SVal, <<"' ESCAPE '^'">>];
_ ->
SVal = ejabberd_sql:escape(Val),
[Field, <<" = '">>, SVal, <<"'">>]
end,
case Match of
<<"">> -> Condition;
_ -> [Match, <<" and ">>, Condition]
end.