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
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
|
-module(map_load).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% TYPES %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-include("../../../include/yaws_api.hrl").
-record
(
input,
{
player_id :: binary(),
session_token :: binary(),
map_id :: binary()
}
).
-record
(
query_state,
{
map :: map_map:type()
}
).
-type input() :: #input{}.
-type query_state() :: #query_state{}.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% EXPORTS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-export([out/1]).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% LOCAL FUNCTIONS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-spec parse_input (binary()) -> input().
parse_input (Req) ->
JSONReqMap = jiffy:decode(Req, [return_maps]),
PlayerID = maps:get(<<"pid">>, JSONReqMap),
SessionToken = maps:get(<<"stk">>, JSONReqMap),
MapID = maps:get(<<"mid">>, JSONReqMap),
#input
{
player_id = PlayerID,
session_token = SessionToken,
map_id = MapID
}.
-spec authenticate_user (input()) -> 'ok'.
authenticate_user (Input) ->
PlayerID = Input#input.player_id,
SessionToken = Input#input.session_token,
Player = shr_timed_cache:fetch(player_db, any, PlayerID),
shr_security:assert_identity(SessionToken, Player),
ok.
-spec fetch_data (input()) -> query_state().
fetch_data (Input) ->
PlayerID = Input#input.player_id,
MapID = Input#input.map_id,
Map = shr_timed_cache:fetch(map_db, PlayerID, MapID),
#query_state
{
map = Map
}.
-spec generate_reply(query_state()) -> binary().
generate_reply (QueryState) ->
Map = QueryState#query_state.map,
SetMap = map_set_map:generate(Map),
Output = jiffy:encode([SetMap]),
Output.
-spec handle (binary()) -> binary().
handle (Req) ->
Input = parse_input(Req),
authenticate_user(Input),
shr_security:lock_queries(Input#input.player_id),
QueryState = fetch_data(Input),
shr_security:unlock_queries(Input#input.player_id),
generate_reply(QueryState).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% EXPORTED FUNCTIONS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
out(A) ->
{
content,
"application/json; charset=UTF-8",
handle(A#arg.clidata)
}.
|
