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/modules/mod_admin/actions/action_admin_dialog_delete_media.erl

https://code.google.com/p/zotonic/
Erlang | 51 lines | 24 code | 7 blank | 20 comment | 0 complexity | 3a4cd616bf97b177926a361692525b64 MD5 | raw file
 1%% @author Marc Worrell <marc@worrell.nl>
 2%% @copyright 2009 Marc Worrell
 3%% Date: 2009-04-28
 4%% @doc Open a dialog that asks confirmation to delete a media.
 5
 6%% Copyright 2009 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_dialog_delete_media).
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    Id = z_convert:to_integer(proplists:get_value(id, Args)),
33    OnSuccess = proplists:get_all_values(on_success, Args),
34    Postback = {delete_media_dialog, Id, OnSuccess},
35	{PostbackMsgJS, _PickledPostback} = z_render:make_postback(Postback, click, TriggerId, TargetId, ?MODULE, Context),
36	{PostbackMsgJS, Context}.
37
38
39%% @doc Fill the dialog with the delete confirmation template. The next step will ask to delete the media
40%% @spec event(Event, Context1) -> Context2
41event({postback, {delete_media_dialog, Id, OnSuccess}, _TriggerId, _TargetId}, Context) ->
42    case z_acl:rsc_deletable(Id, Context) of
43        true ->
44            Vars = [
45                {on_success, OnSuccess},
46                {id, Id}
47            ],
48            z_render:dialog("Confirm delete", "_action_dialog_delete_media.tpl", Vars, Context);
49        false ->
50            z_render:growl_error("You are not allowed to delete this media.", Context)
51    end.