FilesExpand file tree

 fix-other-api-issues

/

CallbackStream.php

Copy path

Blame

More file actions

Blame

More file actions

Latest commit

 

History

History

History

60 lines (49 loc) · 1.22 KB

 fix-other-api-issues

/

CallbackStream.php

Copy path

Top

File metadata and controls

• Code
• Blame

60 lines (49 loc) · 1.22 KB

Raw

Copy raw file

Download raw file

Open symbols panel

Edit and raw actions

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

<?php

namespace Docker\Stream;

use Psr\Http\Message\StreamInterface;

abstract class CallbackStream

{

protected $stream;

private $onNewFrameCallables = [];

public function __construct(StreamInterface $stream)

{

$this->stream = $stream;

}

/**

* Called when there is a new frame from the stream

*

* @param callable $onNewFrame

*/

public function onFrame(callable $onNewFrame)

{

$this->onNewFrameCallables[] = $onNewFrame;

}

/**

* Read a frame in the stream

*

* @return mixed

*/

abstract protected function readFrame();

/**

* Wait for stream to finish and call callables if defined

*/

public function wait()

{

while (!$this->stream->eof()) {

$frame = $this->readFrame();

if ($frame !== null) {

if (!is_array($frame)) {

$frame = [$frame];

}

foreach ($this->onNewFrameCallables as $newFrameCallable) {

call_user_func_array($newFrameCallable, $frame);

}

}

}

}

public function closeAndRead()

{

$this->stream->close();

$this->wait();

}

}