comparison vendor/symfony/translation/Loader/IcuResFileLoader.php @ 0:4c8ae668cc8c

Initial import (non-working)
author Chris Cannam
date Wed, 29 Nov 2017 16:09:58 +0000
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children 1fec387a4317
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-1:000000000000 0:4c8ae668cc8c
1 <?php
2
3 /*
4 * This file is part of the Symfony package.
5 *
6 * (c) Fabien Potencier <fabien@symfony.com>
7 *
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
10 */
11
12 namespace Symfony\Component\Translation\Loader;
13
14 use Symfony\Component\Translation\MessageCatalogue;
15 use Symfony\Component\Translation\Exception\InvalidResourceException;
16 use Symfony\Component\Translation\Exception\NotFoundResourceException;
17 use Symfony\Component\Config\Resource\DirectoryResource;
18
19 /**
20 * IcuResFileLoader loads translations from a resource bundle.
21 *
22 * @author stealth35
23 */
24 class IcuResFileLoader implements LoaderInterface
25 {
26 /**
27 * {@inheritdoc}
28 */
29 public function load($resource, $locale, $domain = 'messages')
30 {
31 if (!stream_is_local($resource)) {
32 throw new InvalidResourceException(sprintf('This is not a local file "%s".', $resource));
33 }
34
35 if (!is_dir($resource)) {
36 throw new NotFoundResourceException(sprintf('File "%s" not found.', $resource));
37 }
38
39 try {
40 $rb = new \ResourceBundle($locale, $resource);
41 } catch (\Exception $e) {
42 // HHVM compatibility: constructor throws on invalid resource
43 $rb = null;
44 }
45
46 if (!$rb) {
47 throw new InvalidResourceException(sprintf('Cannot load resource "%s"', $resource));
48 } elseif (intl_is_failure($rb->getErrorCode())) {
49 throw new InvalidResourceException($rb->getErrorMessage(), $rb->getErrorCode());
50 }
51
52 $messages = $this->flatten($rb);
53 $catalogue = new MessageCatalogue($locale);
54 $catalogue->add($messages, $domain);
55
56 if (class_exists('Symfony\Component\Config\Resource\DirectoryResource')) {
57 $catalogue->addResource(new DirectoryResource($resource));
58 }
59
60 return $catalogue;
61 }
62
63 /**
64 * Flattens an ResourceBundle.
65 *
66 * The scheme used is:
67 * key { key2 { key3 { "value" } } }
68 * Becomes:
69 * 'key.key2.key3' => 'value'
70 *
71 * This function takes an array by reference and will modify it
72 *
73 * @param \ResourceBundle $rb the ResourceBundle that will be flattened
74 * @param array $messages used internally for recursive calls
75 * @param string $path current path being parsed, used internally for recursive calls
76 *
77 * @return array the flattened ResourceBundle
78 */
79 protected function flatten(\ResourceBundle $rb, array &$messages = array(), $path = null)
80 {
81 foreach ($rb as $key => $value) {
82 $nodePath = $path ? $path.'.'.$key : $key;
83 if ($value instanceof \ResourceBundle) {
84 $this->flatten($value, $messages, $nodePath);
85 } else {
86 $messages[$nodePath] = $value;
87 }
88 }
89
90 return $messages;
91 }
92 }