|
1
|
|
|
<?php |
|
2
|
|
|
/** |
|
3
|
|
|
* @author Alexander Getmansky <[email protected]> |
|
4
|
|
|
* @package GetSky\RandomWinner |
|
5
|
|
|
*/ |
|
6
|
|
|
namespace GetSky\RandomWinner; |
|
7
|
|
|
|
|
8
|
|
|
|
|
9
|
|
|
use SplObjectStorage; |
|
10
|
|
|
use Traversable; |
|
11
|
|
|
|
|
12
|
|
|
class DefaultStorage implements MembersStorageInterface |
|
13
|
|
|
{ |
|
14
|
|
|
|
|
15
|
|
|
/** |
|
16
|
|
|
* @var SplObjectStorage |
|
17
|
|
|
*/ |
|
18
|
|
|
protected $members; |
|
19
|
|
|
|
|
20
|
|
|
public function __construct() |
|
21
|
|
|
{ |
|
22
|
|
|
$this->members = new SplObjectStorage(); |
|
23
|
|
|
} |
|
24
|
|
|
|
|
25
|
|
|
/** |
|
26
|
|
|
* @return void |
|
27
|
|
|
*/ |
|
28
|
|
|
protected function createRange() |
|
29
|
|
|
{ |
|
30
|
|
|
$i = 0; |
|
31
|
|
|
foreach ($this->members as $member) { |
|
32
|
|
|
$this->members->offsetSet($member, [++$i, $i += $member->getChance() - 1]); |
|
33
|
|
|
} |
|
34
|
|
|
} |
|
35
|
|
|
|
|
36
|
|
|
/** |
|
37
|
|
|
* Attach member. |
|
38
|
|
|
* @param MemberInterface $member |
|
39
|
|
|
* @return void |
|
40
|
|
|
*/ |
|
41
|
|
|
public function attach(MemberInterface $member) |
|
42
|
|
|
{ |
|
43
|
|
|
if (!$this->contains($member)) { |
|
44
|
|
|
$this->members->attach($member); |
|
45
|
|
|
} |
|
46
|
|
|
} |
|
47
|
|
|
|
|
48
|
|
|
/** |
|
49
|
|
|
* @param $member MemberInterface |
|
50
|
|
|
* @return bool |
|
51
|
|
|
*/ |
|
52
|
|
|
public function contains(MemberInterface $member) |
|
53
|
|
|
{ |
|
54
|
|
|
return $this->members->contains($member); |
|
55
|
|
|
} |
|
56
|
|
|
|
|
57
|
|
|
/** |
|
58
|
|
|
* @param $member MemberInterface |
|
59
|
|
|
* @return void |
|
60
|
|
|
*/ |
|
61
|
|
|
public function detach(MemberInterface $member) |
|
62
|
|
|
{ |
|
63
|
|
|
if ($this->contains($member)) { |
|
64
|
|
|
$this->members->detach($member); |
|
65
|
|
|
} |
|
66
|
|
|
} |
|
67
|
|
|
|
|
68
|
|
|
/** |
|
69
|
|
|
* @param MemberInterface $member |
|
70
|
|
|
* @return mixed|object |
|
71
|
|
|
*/ |
|
72
|
|
|
public function getRange(MemberInterface $member) |
|
73
|
|
|
{ |
|
74
|
|
|
$range = $this->members->offsetGet($member); |
|
75
|
|
|
if ($range == null) { |
|
76
|
|
|
$this->createRange(); |
|
77
|
|
|
return $this->members->offsetGet($member); |
|
78
|
|
|
} |
|
79
|
|
|
return $range; |
|
80
|
|
|
} |
|
81
|
|
|
|
|
82
|
|
|
/** |
|
83
|
|
|
* @return \Traversable |
|
84
|
|
|
*/ |
|
85
|
|
|
public function getAll() |
|
86
|
|
|
{ |
|
87
|
|
|
$this->createRange(); |
|
88
|
|
|
return $this->members; |
|
89
|
|
|
} |
|
90
|
|
|
|
|
91
|
|
|
/** |
|
92
|
|
|
* @return int |
|
93
|
|
|
*/ |
|
94
|
|
|
public function getUpperLimit() |
|
95
|
|
|
{ |
|
96
|
|
|
$max = 0; |
|
97
|
|
|
foreach ($this->members as $member) { |
|
98
|
|
|
$max = $max + $member->getChance(); |
|
99
|
|
|
} |
|
100
|
|
|
|
|
101
|
|
|
return $max; |
|
102
|
|
|
} |
|
103
|
|
|
} |
|
104
|
|
|
|
JimmDiGrizli /
random-winner
