/modules/mod_admin_config/actions/action_admin_config_config_toggle.erl

 1%% @author Marc Worrell <marc@worrell.nl>
 2%% @copyright 2010 Marc Worrell
 3%% Date: 2010-09-07
 4%% @doc Toggle the value of a config setting, set it to the value of the checkbox.
 5
 6%% Copyright 2010 Marc Worrell
 7%%
 8%% Licensed under the Apache License, Version 2.0 (the "License");
 9%% you may not use this file except in compliance with the License.
10%% You may obtain a copy of the License at
11%% 
12%%     http://www.apache.org/licenses/LICENSE-2.0
13%% 
14%% Unless required by applicable law or agreed to in writing, software
15%% distributed under the License is distributed on an "AS IS" BASIS,
16%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17%% See the License for the specific language governing permissions and
18%% limitations under the License.
19
20-module(action_admin_config_config_toggle).
21-author("Marc Worrell <marc@worrell.nl").
22
23%% interface functions
24-export([
25    render_action/4,
26    event/2
27]).
28
29-include("zotonic.hrl").
30
31render_action(TriggerId, TargetId, Args, Context) ->
32    Module = proplists:get_value(module, Args),
33    Key = proplists:get_value(key, Args),
34    Postback = {config_toggle, Module, Key},
35    {PostbackMsgJS, _PickledPostback} = z_render:make_postback(Postback, click, TriggerId, TargetId, ?MODULE, Context),
36    {PostbackMsgJS, Context}.
37
38
39%% @doc Change a config key.
40%% @spec event(Event, Context1) -> Context2
41event({postback, {config_toggle, Module, Key}, _TriggerId, _TargetId}, Context) ->
42    case z_acl:is_allowed(use, mod_admin_config, Context) of
43        true ->
44            m_config:set_value(Module, Key, z_context:get_q("triggervalue", Context), Context),
45            z_render:growl("Changed config setting.", Context);
46        false ->
47            z_render:growl_error("Only administrators can change configurations.", Context)
48    end.