1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
namespace Graze\DataFile\Modify\Contract; |
4
|
|
|
|
5
|
|
|
use DirectoryIterator; |
6
|
|
|
use Graze\DataFile\Helper\GetOptionTrait; |
7
|
|
|
use Graze\DataFile\Helper\OptionalLoggerTrait; |
8
|
|
|
use Graze\DataFile\Helper\Process\ProcessFactoryAwareInterface; |
9
|
|
|
use Graze\DataFile\Helper\Process\ProcessTrait; |
10
|
|
|
use Graze\DataFile\Modify\Compress\CompressionType; |
11
|
|
|
use Graze\DataFile\Modify\MakeDirectory; |
12
|
|
|
use Graze\DataFile\Node\FileNode; |
13
|
|
|
use Graze\DataFile\Node\FileNodeCollectionInterface; |
14
|
|
|
use Graze\DataFile\Node\FileNodeInterface; |
15
|
|
|
use Graze\DataFile\Node\LocalFile; |
16
|
|
|
use Psr\Log\LoggerAwareInterface; |
17
|
|
|
use Psr\Log\LogLevel; |
18
|
|
|
use Symfony\Component\Process\Exception\ProcessFailedException; |
19
|
|
|
|
20
|
|
|
class MergeFiles implements FileContractorInterface, LoggerAwareInterface, ProcessFactoryAwareInterface |
21
|
|
|
{ |
22
|
|
|
use GetOptionTrait; |
23
|
|
|
use OptionalLoggerTrait; |
24
|
|
|
use ProcessTrait; |
25
|
|
|
|
26
|
|
|
/** |
27
|
|
|
* @param FileNodeCollectionInterface $files |
28
|
|
|
* @param FileNodeInterface $target |
29
|
|
|
* |
30
|
|
|
* @return bool |
31
|
|
|
*/ |
32
|
12 |
|
public function canContract(FileNodeCollectionInterface $files, FileNodeInterface $target) |
33
|
|
|
{ |
34
|
12 |
|
if (!($target instanceof LocalFile)) { |
35
|
2 |
|
return false; |
36
|
|
|
} |
37
|
|
|
|
38
|
10 |
|
foreach ($files->getIterator() as $file) { |
39
|
9 |
|
if (!($file instanceof LocalFile) || |
40
|
9 |
|
!($file->exists()) || |
41
|
8 |
|
($file->getCompression() != CompressionType::NONE) |
42
|
9 |
|
) { |
43
|
4 |
|
return false; |
44
|
|
|
} |
45
|
9 |
|
} |
46
|
9 |
|
return true; |
47
|
|
|
} |
48
|
|
|
|
49
|
|
|
/** |
50
|
|
|
* Do the expansion and return a collection |
51
|
|
|
* |
52
|
|
|
* @param FileNodeCollectionInterface $files |
53
|
|
|
* @param FileNodeInterface $target |
54
|
|
|
* @param array $options :keepOldFiles <bool> (Default: true) Keep the old files after merging |
55
|
|
|
* |
56
|
|
|
* @return FileNodeInterface |
57
|
|
|
*/ |
58
|
7 |
|
public function contract( |
59
|
|
|
FileNodeCollectionInterface $files, |
60
|
|
|
FileNodeInterface $target, |
61
|
|
|
array $options = [] |
62
|
|
|
) { |
63
|
7 |
|
$this->options = $options; |
64
|
7 |
|
if (!$this->canContract($files, $target)) { |
65
|
2 |
|
throw new \InvalidArgumentException("The supplied files are not valid"); |
66
|
|
|
} |
67
|
|
|
|
68
|
5 |
|
$this->log(LogLevel::INFO, "Merging files in collection $files into: {$target}"); |
69
|
|
|
|
70
|
|
|
$filePaths = $files->map(function (LocalFile $item) { |
71
|
5 |
|
return $item->getPath(); |
72
|
5 |
|
}); |
73
|
|
|
|
74
|
5 |
|
$cmd = sprintf( |
75
|
5 |
|
'cat %s > %s', |
76
|
5 |
|
implode(' ', $filePaths), |
77
|
5 |
|
$target->getPath() |
78
|
5 |
|
); |
79
|
|
|
|
80
|
5 |
|
return $this->runCommand($files, $target, $cmd, $this->getOption('keepOldFiles', true)); |
81
|
|
|
} |
82
|
|
|
|
83
|
|
|
/** |
84
|
|
|
* @param FileNodeCollectionInterface $files |
85
|
|
|
* @param FileNodeInterface $target |
86
|
|
|
* @param string $cmd |
87
|
|
|
* @param bool $keepOld |
88
|
|
|
* |
89
|
|
|
* @return FileNodeInterface |
90
|
|
|
* @throws \Graze\DataFile\Modify\Exception\MakeDirectoryFailedException |
91
|
|
|
*/ |
92
|
5 |
|
private function runCommand(FileNodeCollectionInterface $files, FileNodeInterface $target, $cmd, $keepOld = true) |
93
|
|
|
{ |
94
|
5 |
|
if ($target instanceof FileNode) { |
95
|
5 |
|
$maker = new MakeDirectory(); |
96
|
5 |
|
$maker->makeDirectory($target); |
97
|
5 |
|
} |
98
|
|
|
|
99
|
5 |
|
$process = $this->getProcess($cmd); |
100
|
5 |
|
$process->run(); |
101
|
|
|
|
102
|
5 |
|
if (!$process->isSuccessful()) { |
103
|
1 |
|
throw new ProcessFailedException($process); |
104
|
|
|
} |
105
|
|
|
|
106
|
4 |
|
if (!$keepOld) { |
107
|
2 |
|
$this->log(LogLevel::DEBUG, "Deleting old files in collection $files"); |
108
|
2 |
|
$files->map(function (LocalFile $item) { |
109
|
2 |
|
if ($item->exists()) { |
110
|
2 |
|
$item->delete(); |
111
|
2 |
|
} |
112
|
2 |
|
$count = iterator_count(new DirectoryIterator($item->getDirectory())); |
113
|
2 |
|
if ($count == 2) { |
114
|
2 |
|
rmdir($item->getDirectory()); |
115
|
2 |
|
} |
116
|
2 |
|
}); |
117
|
2 |
|
} |
118
|
|
|
|
119
|
4 |
|
return $target; |
120
|
|
|
} |
121
|
|
|
} |
122
|
|
|
|