1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
/** |
4
|
|
|
* @author Flipbox Factory |
5
|
|
|
* @copyright Copyright (c) 2017, Flipbox Digital |
6
|
|
|
* @link https://github.com/flipbox/queue/releases/latest |
7
|
|
|
* @license https://github.com/flipbox/queue/blob/master/LICENSE |
8
|
|
|
*/ |
9
|
|
|
|
10
|
|
|
namespace flipbox\queue\strategies; |
11
|
|
|
|
12
|
|
|
use flipbox\queue\jobs\JobInterface; |
13
|
|
|
use flipbox\queue\queues\MultipleQueueInterface; |
14
|
|
|
use yii\base\Object; |
15
|
|
|
|
16
|
|
|
/** |
17
|
|
|
* @author Flipbox Factory <[email protected]> |
18
|
|
|
* @since 1.0.0 |
19
|
|
|
*/ |
20
|
|
|
abstract class AbstractStrategy extends Object implements StrategyInterface |
21
|
|
|
{ |
22
|
|
|
/** |
23
|
|
|
* @var MultipleQueueInterface |
24
|
|
|
*/ |
25
|
|
|
protected $queue; |
26
|
|
|
|
27
|
|
|
/** |
28
|
|
|
* Sets the queue. |
29
|
|
|
* |
30
|
|
|
* @param MultipleQueueInterface $queue |
31
|
|
|
* @return void |
32
|
|
|
*/ |
33
|
|
|
public function setQueue(MultipleQueueInterface $queue) |
34
|
|
|
{ |
35
|
|
|
$this->queue = $queue; |
36
|
|
|
} |
37
|
|
|
|
38
|
|
|
/** |
39
|
|
|
* Implement this for the strategy of getting job from the queue. |
40
|
|
|
* |
41
|
|
|
* @return JobInterface[]|false |
42
|
|
|
*/ |
43
|
|
|
abstract protected function getJobFromQueues(); |
44
|
|
|
|
45
|
|
|
/** |
46
|
|
|
* Returns the job. |
47
|
|
|
* |
48
|
|
|
* @return JobInterface|boolean |
49
|
|
|
*/ |
50
|
|
|
public function fetch() |
51
|
|
|
{ |
52
|
|
|
$return = $this->getJobFromQueues(); |
53
|
|
|
|
54
|
|
|
if ($return === false) { |
55
|
|
|
return false; |
56
|
|
|
} |
57
|
|
|
|
58
|
|
|
list($job, $index) = $return; |
59
|
|
|
|
60
|
|
|
$job->setHeader(self::HEADER_MULTIPLE_QUEUE_INDEX, $index); |
61
|
|
|
|
62
|
|
|
return $job; |
63
|
|
|
} |
64
|
|
|
|
65
|
|
|
/** |
66
|
|
|
* Delete the job from the queue. |
67
|
|
|
* |
68
|
|
|
* @param JobInterface $job The job. |
69
|
|
|
* @return boolean whether the operation succeed. |
70
|
|
|
*/ |
71
|
|
|
public function delete(JobInterface $job) |
72
|
|
|
{ |
73
|
|
|
$index = $job->getHeader(self::HEADER_MULTIPLE_QUEUE_INDEX, null); |
74
|
|
|
|
75
|
|
|
if (!isset($index)) { |
76
|
|
|
return false; |
77
|
|
|
} |
78
|
|
|
|
79
|
|
|
$queue = $this->queue->getQueue($index); |
80
|
|
|
|
81
|
|
|
if (!isset($index)) { |
82
|
|
|
return false; |
83
|
|
|
} |
84
|
|
|
|
85
|
|
|
return $queue->delete($job); |
86
|
|
|
} |
87
|
|
|
} |
88
|
|
|
|