1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
namespace Olssonm\BackupShield\Factories; |
4
|
|
|
|
5
|
|
|
use Illuminate\Support\Collection; |
6
|
|
|
|
7
|
|
|
use Olssonm\BackupShield\Encryption; |
8
|
|
|
use PhpZip\ZipFile; |
9
|
|
|
use \ZipArchive; |
10
|
|
|
|
11
|
|
|
class Password |
12
|
|
|
{ |
13
|
|
|
/** |
14
|
|
|
* Path to .zip-file |
15
|
|
|
* |
16
|
|
|
* @var string |
17
|
|
|
*/ |
18
|
|
|
public $path; |
19
|
|
|
|
20
|
|
|
/** |
21
|
|
|
* The chosen password |
22
|
|
|
* |
23
|
|
|
* @var string |
24
|
|
|
*/ |
25
|
|
|
protected $password; |
26
|
|
|
|
27
|
|
|
/** |
28
|
|
|
* Read the .zip, apply password and encryption, then rewrite the file |
29
|
|
|
* @param string $path the path to the .zip-file |
30
|
|
|
*/ |
31
|
|
|
function __construct(Encryption $encryption, string $path) |
32
|
|
|
{ |
33
|
|
|
$this->password = config('backup-shield.password'); |
34
|
|
|
|
35
|
|
|
if (!$this->password) { |
36
|
|
|
return $this->path = $path; |
37
|
|
|
} |
38
|
|
|
|
39
|
|
|
// If ZipArchive is enabled |
40
|
|
|
if (class_exists('ZipArchive') && in_array('setEncryptionIndex', get_class_methods('ZipArchive'))) { |
41
|
|
|
consoleOutput()->info('Applying password and encryption to zip using ZipArchive...'); |
42
|
|
|
$this->makeZipArchive($encryption, $path); |
43
|
|
|
} |
44
|
|
|
|
45
|
|
|
// Fall back on PHP-driven ZipFile |
46
|
|
|
else { |
47
|
|
|
consoleOutput()->info('Applying password and encryption to zip using ZipFile...'); |
48
|
|
|
$this->makeZipFile($encryption, $path); |
49
|
|
|
} |
50
|
|
|
|
51
|
|
|
consoleOutput()->info('Successfully applied password and encryption to zip.'); |
52
|
|
|
} |
53
|
|
|
|
54
|
|
|
/** |
55
|
|
|
* Use native PHP ZipArchive |
56
|
|
|
* |
57
|
|
|
* @param Encryption $encryption |
58
|
|
|
* @return void |
59
|
|
|
*/ |
60
|
|
|
protected function makeZipArchive(Encryption $encryption, string $path) : void |
61
|
|
|
{ |
62
|
|
|
$encryptionConstant = $encryption->getEncryptionConstant( |
63
|
|
|
config('backup-shield.encryption'), |
64
|
|
|
'ZipArchive' |
65
|
|
|
); |
66
|
|
|
|
67
|
|
|
$zipArchive = new ZipArchive; |
68
|
|
|
|
69
|
|
|
$zipArchive->open($path, ZipArchive::OVERWRITE); |
70
|
|
|
$zipArchive->addFile($path, 'backup.zip'); |
71
|
|
|
$zipArchive->setPassword($this->password); |
72
|
|
|
Collection::times($zipArchive->numFiles, function ($i) use ($zipArchive, $encryptionConstant) { |
73
|
|
|
$zipArchive->setEncryptionIndex($i - 1, $encryptionConstant); |
74
|
|
|
}); |
75
|
|
|
$zipArchive->close(); |
76
|
|
|
|
77
|
|
|
$this->path = $path; |
78
|
|
|
} |
79
|
|
|
|
80
|
|
|
/** |
81
|
|
|
* Use PhpZip\ZipFile-package to create the zip |
82
|
|
|
* |
83
|
|
|
* @param Encryption $encryption |
84
|
|
|
* @return void |
85
|
|
|
*/ |
86
|
|
|
protected function makeZipFile(Encryption $encryption, string $path) : void |
87
|
|
|
{ |
88
|
|
|
$encryptionConstant = $encryption->getEncryptionConstant( |
89
|
|
|
config('backup-shield.encryption'), |
90
|
|
|
'ZipFile' |
91
|
|
|
); |
92
|
|
|
|
93
|
|
|
$zipFile = new ZipFile(); |
94
|
|
|
$zipFile->addFile($path, 'backup.zip', ZipFile::METHOD_DEFLATED); |
95
|
|
|
$zipFile->setPassword($this->password, $encryptionConstant); |
96
|
|
|
$zipFile->saveAsFile($path); |
97
|
|
|
$zipFile->close(); |
98
|
|
|
|
99
|
|
|
$this->path = $path; |
100
|
|
|
} |
101
|
|
|
} |
102
|
|
|
|