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xmpp.chapril.org-ejabberd/src/mod_irc_sql.erl
2016-05-05 15:51:58 +03:00

85 lines
2.8 KiB
Erlang

%%%-------------------------------------------------------------------
%%% @author Evgeny Khramtsov <ekhramtsov@process-one.net>
%%% @copyright (C) 2016, Evgeny Khramtsov
%%% @doc
%%%
%%% @end
%%% Created : 14 Apr 2016 by Evgeny Khramtsov <ekhramtsov@process-one.net>
%%%-------------------------------------------------------------------
-module(mod_irc_sql).
-compile([{parse_transform, ejabberd_sql_pt}]).
-behaviour(mod_irc).
%% API
-export([init/2, get_data/3, set_data/4, import/1, import/2, export/1]).
-include("jlib.hrl").
-include("mod_irc.hrl").
-include("ejabberd_sql_pt.hrl").
%%%===================================================================
%%% API
%%%===================================================================
init(_Host, _Opts) ->
ok.
get_data(LServer, Host, From) ->
SJID = jid:to_string(jid:tolower(jid:remove_resource(From))),
case catch ejabberd_sql:sql_query(
LServer,
?SQL("select @(data)s from irc_custom"
" where jid=%(SJID)s and host=%(Host)s")) of
{selected, [{SData}]} ->
mod_irc:data_to_binary(From, ejabberd_sql:decode_term(SData));
{'EXIT', _} -> error;
{selected, _} -> empty
end.
set_data(LServer, Host, From, Data) ->
SJID = jid:to_string(jid:tolower(jid:remove_resource(From))),
SData = jlib:term_to_expr(Data),
F = fun () ->
?SQL_UPSERT_T(
"irc_custom",
["!jid=%(SJID)s",
"!host=%(Host)s",
"data=%(SData)s"]),
ok
end,
ejabberd_sql:sql_transaction(LServer, F).
export(_Server) ->
[{irc_custom,
fun(Host, #irc_custom{us_host = {{U, S}, IRCHost},
data = Data}) ->
case str:suffix(Host, IRCHost) of
true ->
SJID = jid:to_string(jid:make(U, S, <<"">>)),
SData = jlib:term_to_expr(Data),
[?SQL("delete from irc_custom"
" where jid=%(SJID)s and host=%(IRCHost)s;"),
?SQL("insert into irc_custom(jid, host, data)"
" values (%(SJID)s, %(IRCHost)s, %(SData)s);")];
false ->
[]
end
end}].
import(_LServer) ->
[{<<"select jid, host, data from irc_custom;">>,
fun([SJID, IRCHost, SData]) ->
#jid{luser = U, lserver = S} = jid:from_string(SJID),
Data = ejabberd_sql:decode_term(SData),
#irc_custom{us_host = {{U, S}, IRCHost},
data = Data}
end}].
import(_, _) ->
pass.
%%%===================================================================
%%% Internal functions
%%%===================================================================