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
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
<?php
namespace Aws\S3;
use Aws\CommandInterface;
use Aws\Multipart\UploadState;
use Aws\ResultInterface;
trait MultipartUploadingTrait
{
/**
* Creates an UploadState object for a multipart upload by querying the
* service for the specified upload's information.
*
* @param S3ClientInterface $client S3Client used for the upload.
* @param string $bucket Bucket for the multipart upload.
* @param string $key Object key for the multipart upload.
* @param string $uploadId Upload ID for the multipart upload.
*
* @return UploadState
*/
public static function getStateFromService(
S3ClientInterface $client,
$bucket,
$key,
$uploadId
) {
$state = new UploadState([
'Bucket' => $bucket,
'Key' => $key,
'UploadId' => $uploadId,
]);
foreach ($client->getPaginator('ListParts', $state->getId()) as $result) {
// Get the part size from the first part in the first result.
if (!$state->getPartSize()) {
$state->setPartSize($result->search('Parts[0].Size'));
}
// Mark all the parts returned by ListParts as uploaded.
foreach ($result['Parts'] as $part) {
$state->markPartAsUploaded($part['PartNumber'], [
'PartNumber' => $part['PartNumber'],
'ETag' => $part['ETag']
]);
}
}
$state->setStatus(UploadState::INITIATED);
return $state;
}
protected function handleResult(CommandInterface $command, ResultInterface $result)
{
$partData = [];
$partData['PartNumber'] = $command['PartNumber'];
$partData['ETag'] = $this->extractETag($result);
if (isset($command['ChecksumAlgorithm'])) {
$checksumMemberName = 'Checksum' . strtoupper($command['ChecksumAlgorithm']);
$partData[$checksumMemberName] = $result[$checksumMemberName];
}
$this->getState()->markPartAsUploaded($command['PartNumber'], $partData);
}
abstract protected function extractETag(ResultInterface $result);
protected function getCompleteParams()
{
$config = $this->getConfig();
$params = isset($config['params']) ? $config['params'] : [];
$params['MultipartUpload'] = [
'Parts' => $this->getState()->getUploadedParts()
];
return $params;
}
protected function determinePartSize()
{
// Make sure the part size is set.
$partSize = $this->getConfig()['part_size'] ?: MultipartUploader::PART_MIN_SIZE;
// Adjust the part size to be larger for known, x-large uploads.
if ($sourceSize = $this->getSourceSize()) {
$partSize = (int) max(
$partSize,
ceil($sourceSize / MultipartUploader::PART_MAX_NUM)
);
}
// Ensure that the part size follows the rules: 5 MB <= size <= 5 GB.
if ($partSize < MultipartUploader::PART_MIN_SIZE || $partSize > MultipartUploader::PART_MAX_SIZE) {
throw new \InvalidArgumentException('The part size must be no less '
. 'than 5 MB and no greater than 5 GB.');
}
return $partSize;
}
protected function getInitiateParams()
{
$config = $this->getConfig();
$params = isset($config['params']) ? $config['params'] : [];
if (isset($config['acl'])) {
$params['ACL'] = $config['acl'];
}
// Set the ContentType if not already present
if (empty($params['ContentType']) && $type = $this->getSourceMimeType()) {
$params['ContentType'] = $type;
}
return $params;
}
/**
* @return UploadState
*/
abstract protected function getState();
/**
* @return array
*/
abstract protected function getConfig();
/**
* @return int
*/
abstract protected function getSourceSize();
/**
* @return string|null
*/
abstract protected function getSourceMimeType();
}
|
