-
Notifications
You must be signed in to change notification settings - Fork 3
/
silentmobiledisco.erl
64 lines (54 loc) · 2.2 KB
/
silentmobiledisco.erl
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
%% @author Arjan Scherpenisse
%% @copyright 2013 Arjan Scherpenisse
%% Generated on 2013-07-26
%% @doc This site was based on the 'empty' skeleton.
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
%%
%% http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
-module(silentmobiledisco).
-author("Arjan Scherpenisse").
-mod_title("silentmobiledisco zotonic site").
-mod_description("An empty Zotonic site, to base your site on.").
-mod_prio(10).
-include_lib("zotonic.hrl").
%% WS exports
-export([init/1, poll/1]).
-export([observe_ng_ws_closed/2]).
%%====================================================================
%% WS API
%%====================================================================
init(Context) ->
case whereis(disco_poller) of
undefined -> register(disco_poller, spawn_link(fun() -> poll(Context) end));
_ -> nop
end,
ok.
poll(Context) ->
timer:sleep(5000),
All = z_db:q("SELECT id, props FROM disco_player WHERE connected = true", Context),
lists:foreach(fun({Id, Props}) ->
case proplists:get_value(ws, Props) of
undefined -> nop;
P when is_pid(P) ->
case erlang:is_process_alive(P) of
true ->
nop;
false ->
smd_disco:player_stop(Id, Context)
end
end
end,
All),
?MODULE:poll(Context).
%% @doc When websocket is closed, we disconnect this player and its
%% opponent.
observe_ng_ws_closed({ng_ws_closed, _}, Context) ->
smd_disco:player_stop(Context).