mirror of
https://github.com/processone/ejabberd.git
synced 2024-12-22 17:28:25 +01:00
96 lines
3.1 KiB
Erlang
96 lines
3.1 KiB
Erlang
%%%-------------------------------------------------------------------
|
|
%%% File : mod_caps_sql.erl
|
|
%%% Author : Evgeny Khramtsov <ekhramtsov@process-one.net>
|
|
%%% Created : 13 Apr 2016 by Evgeny Khramtsov <ekhramtsov@process-one.net>
|
|
%%%
|
|
%%%
|
|
%%% ejabberd, Copyright (C) 2002-2018 ProcessOne
|
|
%%%
|
|
%%% This program is free software; you can redistribute it and/or
|
|
%%% modify it under the terms of the GNU General Public License as
|
|
%%% published by the Free Software Foundation; either version 2 of the
|
|
%%% License, or (at your option) any later version.
|
|
%%%
|
|
%%% This program is distributed in the hope that it will be useful,
|
|
%%% but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
%%% General Public License for more details.
|
|
%%%
|
|
%%% You should have received a copy of the GNU General Public License along
|
|
%%% with this program; if not, write to the Free Software Foundation, Inc.,
|
|
%%% 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
%%%
|
|
%%%----------------------------------------------------------------------
|
|
|
|
-module(mod_caps_sql).
|
|
|
|
-behaviour(mod_caps).
|
|
|
|
-compile([{parse_transform, ejabberd_sql_pt}]).
|
|
|
|
%% API
|
|
-export([init/2, caps_read/2, caps_write/3, export/1, import/3]).
|
|
|
|
-include("mod_caps.hrl").
|
|
-include("ejabberd_sql_pt.hrl").
|
|
-include("logger.hrl").
|
|
|
|
%%%===================================================================
|
|
%%% API
|
|
%%%===================================================================
|
|
init(_Host, _Opts) ->
|
|
ok.
|
|
|
|
caps_read(LServer, {Node, SubNode}) ->
|
|
case ejabberd_sql:sql_query(
|
|
LServer,
|
|
?SQL("select @(feature)s from caps_features where"
|
|
" node=%(Node)s and subnode=%(SubNode)s")) of
|
|
{selected, [{H}|_] = Fs} ->
|
|
case catch binary_to_integer(H) of
|
|
Int when is_integer(Int), Int>=0 ->
|
|
{ok, Int};
|
|
_ ->
|
|
{ok, [F || {F} <- Fs]}
|
|
end;
|
|
_ ->
|
|
error
|
|
end.
|
|
|
|
caps_write(LServer, NodePair, Features) ->
|
|
case ejabberd_sql:sql_transaction(
|
|
LServer,
|
|
sql_write_features_t(NodePair, Features)) of
|
|
{atomic, _} ->
|
|
ok;
|
|
{aborted, _Reason} ->
|
|
{error, db_failure}
|
|
end.
|
|
|
|
export(_Server) ->
|
|
[{caps_features,
|
|
fun(_Host, #caps_features{node_pair = NodePair,
|
|
features = Features}) ->
|
|
sql_write_features_t(NodePair, Features);
|
|
(_Host, _R) ->
|
|
[]
|
|
end}].
|
|
|
|
import(_, _, _) ->
|
|
ok.
|
|
|
|
%%%===================================================================
|
|
%%% Internal functions
|
|
%%%===================================================================
|
|
sql_write_features_t({Node, SubNode}, Features) ->
|
|
NewFeatures = if is_integer(Features) ->
|
|
[integer_to_binary(Features)];
|
|
true ->
|
|
Features
|
|
end,
|
|
[?SQL("delete from caps_features where node=%(Node)s"
|
|
" and subnode=%(SubNode)s;") |
|
|
[?SQL("insert into caps_features(node, subnode, feature)"
|
|
" values (%(Node)s, %(SubNode)s, %(F)s);") || F <- NewFeatures]].
|
|
|