%%%-------------------------------------------------------------------
%%% @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_xupdate_sql).
-compile([{parse_transform, ejabberd_sql_pt}]).
-behaviour(mod_vcard_xupdate).
%% API
-export([init/2, import/2, add_xupdate/3, get_xupdate/2, remove_xupdate/2,
import/1, export/1]).
-include("mod_vcard_xupdate.hrl").
-include("ejabberd_sql_pt.hrl").
%%%===================================================================
%%% API
%%%===================================================================
init(_Host, _Opts) ->
ok.
add_xupdate(LUser, LServer, Hash) ->
F = fun () ->
?SQL_UPSERT_T(
"vcard_xupdate",
["!username=%(LUser)s",
"hash=%(Hash)s"])
end,
ejabberd_sql:sql_transaction(LServer, F).
get_xupdate(LUser, LServer) ->
case ejabberd_sql:sql_query(
LServer,
?SQL("select @(hash)s from vcard_xupdate where"
" username=%(LUser)s"))
of
{selected, [{Hash}]} -> Hash;
_ -> undefined
end.
remove_xupdate(LUser, LServer) ->
F = fun () ->
ejabberd_sql:sql_query_t(
?SQL("delete from vcard_xupdate where username=%(LUser)s"))
end,
ejabberd_sql:sql_transaction(LServer, F).
export(_Server) ->
[{vcard_xupdate,
fun(Host, #vcard_xupdate{us = {LUser, LServer}, hash = Hash})
when LServer == Host ->
[?SQL("delete from vcard_xupdate where username=%(LUser)s;"),
?SQL("insert into vcard_xupdate(username, hash) values ("
"%(LUser)s, %(Hash)s);")];
(_Host, _R) ->
[]
end}].
import(LServer) ->
[{<<"select username, hash from vcard_xupdate;">>,
fun([LUser, Hash]) ->
#vcard_xupdate{us = {LUser, LServer}, hash = Hash}
end}].
import(_LServer, _) ->
pass.
%%%===================================================================
%%% Internal functions
%%%===================================================================
