DurationLimiterBuilder.php
2.6 KB
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
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
<?php
namespace Illuminate\Redis\Limiters;
use Illuminate\Contracts\Redis\LimiterTimeoutException;
use Illuminate\Support\InteractsWithTime;
class DurationLimiterBuilder
{
use InteractsWithTime;
/**
* The Redis connection.
*
* @var \Illuminate\Redis\Connections\Connection
*/
public $connection;
/**
* The name of the lock.
*
* @var string
*/
public $name;
/**
* The maximum number of locks that can be obtained per time window.
*
* @var int
*/
public $maxLocks;
/**
* The amount of time the lock window is maintained.
*
* @var int
*/
public $decay;
/**
* The amount of time to block until a lock is available.
*
* @var int
*/
public $timeout = 3;
/**
* Create a new builder instance.
*
* @param \Illuminate\Redis\Connections\Connection $connection
* @param string $name
* @return void
*/
public function __construct($connection, $name)
{
$this->name = $name;
$this->connection = $connection;
}
/**
* Set the maximum number of locks that can be obtained per time window.
*
* @param int $maxLocks
* @return $this
*/
public function allow($maxLocks)
{
$this->maxLocks = $maxLocks;
return $this;
}
/**
* Set the amount of time the lock window is maintained.
*
* @param \DateTimeInterface|\DateInterval|int $decay
* @return $this
*/
public function every($decay)
{
$this->decay = $this->secondsUntil($decay);
return $this;
}
/**
* Set the amount of time to block until a lock is available.
*
* @param int $timeout
* @return $this
*/
public function block($timeout)
{
$this->timeout = $timeout;
return $this;
}
/**
* Execute the given callback if a lock is obtained, otherwise call the failure callback.
*
* @param callable $callback
* @param callable|null $failure
* @return mixed
*
* @throws \Illuminate\Contracts\Redis\LimiterTimeoutException
*/
public function then(callable $callback, callable $failure = null)
{
try {
return (new DurationLimiter(
$this->connection, $this->name, $this->maxLocks, $this->decay
))->block($this->timeout, $callback);
} catch (LimiterTimeoutException $e) {
if ($failure) {
return $failure($e);
}
throw $e;
}
}
}