|
1
|
|
|
<?php |
|
2
|
|
|
/* |
|
3
|
|
|
* hirak/prestissimo |
|
4
|
|
|
* @author Hiraku NAKANO |
|
5
|
|
|
* @license MIT https://github.com/hirak/prestissimo |
|
6
|
|
|
*/ |
|
7
|
|
|
namespace Hirak\Prestissimo; |
|
8
|
|
|
|
|
9
|
|
|
use Composer\Package; |
|
10
|
|
|
use Composer\IO; |
|
11
|
|
|
use Composer\Config as CConfig; |
|
12
|
|
|
|
|
13
|
|
|
/** |
|
14
|
|
|
* |
|
15
|
|
|
*/ |
|
16
|
|
|
class ParallelDownloader |
|
17
|
|
|
{ |
|
18
|
|
|
/** @var IO/IOInterface */ |
|
19
|
|
|
protected $io; |
|
20
|
|
|
|
|
21
|
|
|
/** @var CConfig */ |
|
22
|
|
|
protected $config; |
|
23
|
|
|
|
|
24
|
|
|
/** @var int */ |
|
25
|
|
|
protected $totalCnt = 0; |
|
26
|
|
|
protected $successCnt = 0; |
|
27
|
|
|
protected $skippedCnt = 0; |
|
28
|
|
|
protected $failureCnt = 0; |
|
29
|
|
|
|
|
30
|
4 |
|
public function __construct(IO\IOInterface $io, CConfig $config) |
|
31
|
|
|
{ |
|
32
|
4 |
|
$this->io = $io; |
|
33
|
4 |
|
$this->config = $config; |
|
34
|
4 |
|
} |
|
35
|
|
|
|
|
36
|
|
|
/** |
|
37
|
|
|
* @param Package\PackageInterface[] $packages |
|
38
|
|
|
* @param array $pluginConfig |
|
39
|
|
|
* @return void |
|
40
|
|
|
*/ |
|
41
|
3 |
|
public function download(array $packages, array $pluginConfig) |
|
42
|
|
|
{ |
|
43
|
3 |
|
$multi = new CurlMulti($pluginConfig['maxConnections']); |
|
44
|
3 |
|
$multi->setupShareHandler($pluginConfig['pipeline']); |
|
45
|
|
|
|
|
46
|
3 |
|
$this->totalCnt = count($packages); |
|
47
|
3 |
|
$this->successCnt = $this->skippedCnt = $this->failureCnt = 0; |
|
48
|
3 |
|
$this->io->write(" Prefetch start: <comment>total: $this->totalCnt</comment>"); |
|
49
|
|
|
|
|
50
|
3 |
|
$multi->setTargets($this->filterPackages($packages, $pluginConfig)); |
|
51
|
|
|
|
|
52
|
|
|
do { |
|
53
|
3 |
|
$multi->setupEventLoop(); |
|
54
|
3 |
|
$multi->wait(); |
|
55
|
|
|
|
|
56
|
3 |
|
$result = $multi->getFinishedResults(); |
|
57
|
3 |
|
$this->successCnt += $result['successCnt']; |
|
58
|
3 |
|
$this->failureCnt += $result['failureCnt']; |
|
59
|
3 |
|
foreach ($result['results'] as $url) { |
|
60
|
1 |
|
$this->io->write($this->makeDownloadingText($url)); |
|
61
|
3 |
|
} |
|
62
|
3 |
|
} while ($multi->remain()); |
|
63
|
|
|
|
|
64
|
3 |
|
$this->io->write( |
|
65
|
3 |
|
" Finished: <comment>success:$this->successCnt," |
|
66
|
3 |
|
. " skipped:$this->skippedCnt, failure:$this->failureCnt," |
|
67
|
3 |
|
. " total: $this->totalCnt</comment>" |
|
68
|
3 |
|
); |
|
69
|
3 |
|
} |
|
70
|
|
|
|
|
71
|
|
|
/** |
|
72
|
|
|
* @param Package\PackageInterface[] $packages |
|
73
|
|
|
* @param string[] $pluginConfig |
|
74
|
|
|
* @return array [{src: Aspects\HttpGetRequest, dest: OutputFile}] |
|
75
|
|
|
*/ |
|
76
|
3 |
|
private function filterPackages(array $packages, array $pluginConfig) |
|
77
|
|
|
{ |
|
78
|
3 |
|
$cachedir = rtrim($this->config->get('cache-files-dir'), '\/'); |
|
79
|
3 |
|
$targets = array(); |
|
80
|
3 |
|
foreach ($packages as $p) { |
|
81
|
3 |
|
$url = $p->getDistUrl(); |
|
82
|
3 |
|
if (!$url) { |
|
83
|
1 |
|
++$this->skippedCnt; |
|
84
|
1 |
|
continue; |
|
85
|
|
|
} |
|
86
|
2 |
|
if ($p->getDistMirrors()) { |
|
87
|
|
|
$url = current($p->getDistUrls()); |
|
88
|
|
|
} |
|
89
|
2 |
|
$host = parse_url($url, PHP_URL_HOST); |
|
90
|
2 |
|
if (!$host) { |
|
|
|
|
|
|
91
|
|
|
++$this->skippedCnt; |
|
92
|
|
|
continue; |
|
93
|
|
|
} |
|
94
|
2 |
|
$src = Factory::getHttpGetRequest($host, $url, $this->io, $this->config, $pluginConfig); |
|
95
|
2 |
|
if (!in_array($p->getName(), $pluginConfig['privatePackages'])) { |
|
96
|
2 |
|
$src->maybePublic = (bool)preg_match('%^(?:https|git)://github\.com%', $p->getSourceUrl()); |
|
97
|
2 |
|
} |
|
98
|
|
|
// make file resource |
|
99
|
|
|
$filepath = $cachedir |
|
100
|
|
|
. DIRECTORY_SEPARATOR |
|
101
|
2 |
|
. FileDownloaderDummy::getCacheKeyCompat($p, $src->getURL()); |
|
102
|
2 |
|
if (file_exists($filepath)) { |
|
103
|
|
|
++$this->skippedCnt; |
|
104
|
|
|
continue; |
|
105
|
|
|
} |
|
106
|
2 |
|
$dest = new OutputFile($filepath); |
|
107
|
|
|
|
|
108
|
2 |
|
$targets[] = compact('src', 'dest'); |
|
109
|
3 |
|
} |
|
110
|
3 |
|
return $targets; |
|
111
|
|
|
} |
|
112
|
|
|
|
|
113
|
|
|
/** |
|
114
|
|
|
* @param string $url |
|
115
|
|
|
* @return string |
|
116
|
|
|
*/ |
|
117
|
1 |
|
private function makeDownloadingText($url) |
|
118
|
|
|
{ |
|
119
|
1 |
|
$request = new Aspects\HttpGetRequest('example.com', $url, $this->io); |
|
120
|
1 |
|
$request->query = array(); |
|
121
|
1 |
|
return " <comment>$this->successCnt/$this->totalCnt</comment>: {$request->getURL()}"; |
|
122
|
|
|
} |
|
123
|
|
|
} |
|
124
|
|
|
|
hirak /
prestissimo
In PHP, under loose comparison (like
==, or!=, orswitchconditions), values of different types might be equal.For
stringvalues, the empty string''is a special case, in particular the following results might be unexpected: