You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
507 lines
15 KiB
507 lines
15 KiB
<?php |
|
|
|
/* |
|
* This file is part of the Symfony package. |
|
* |
|
* (c) Fabien Potencier <fabien@symfony.com> |
|
* |
|
* For the full copyright and license information, please view the LICENSE |
|
* file that was distributed with this source code. |
|
*/ |
|
|
|
namespace Symfony\Component\Translation; |
|
|
|
use Symfony\Component\Config\ConfigCacheFactory; |
|
use Symfony\Component\Config\ConfigCacheFactoryInterface; |
|
use Symfony\Component\Config\ConfigCacheInterface; |
|
use Symfony\Component\Translation\Exception\InvalidArgumentException; |
|
use Symfony\Component\Translation\Exception\LogicException; |
|
use Symfony\Component\Translation\Exception\NotFoundResourceException; |
|
use Symfony\Component\Translation\Exception\RuntimeException; |
|
use Symfony\Component\Translation\Formatter\ChoiceMessageFormatterInterface; |
|
use Symfony\Component\Translation\Formatter\IntlFormatterInterface; |
|
use Symfony\Component\Translation\Formatter\MessageFormatter; |
|
use Symfony\Component\Translation\Formatter\MessageFormatterInterface; |
|
use Symfony\Component\Translation\Loader\LoaderInterface; |
|
use Symfony\Component\Translation\TranslatorInterface as LegacyTranslatorInterface; |
|
use Symfony\Contracts\Translation\TranslatorInterface; |
|
|
|
/** |
|
* @author Fabien Potencier <fabien@symfony.com> |
|
*/ |
|
class Translator implements LegacyTranslatorInterface, TranslatorInterface, TranslatorBagInterface |
|
{ |
|
/** |
|
* @var MessageCatalogueInterface[] |
|
*/ |
|
protected $catalogues = []; |
|
|
|
/** |
|
* @var string |
|
*/ |
|
private $locale; |
|
|
|
/** |
|
* @var array |
|
*/ |
|
private $fallbackLocales = []; |
|
|
|
/** |
|
* @var LoaderInterface[] |
|
*/ |
|
private $loaders = []; |
|
|
|
/** |
|
* @var array |
|
*/ |
|
private $resources = []; |
|
|
|
/** |
|
* @var MessageFormatterInterface |
|
*/ |
|
private $formatter; |
|
|
|
/** |
|
* @var string |
|
*/ |
|
private $cacheDir; |
|
|
|
/** |
|
* @var bool |
|
*/ |
|
private $debug; |
|
|
|
/** |
|
* @var ConfigCacheFactoryInterface|null |
|
*/ |
|
private $configCacheFactory; |
|
|
|
/** |
|
* @var array|null |
|
*/ |
|
private $parentLocales; |
|
|
|
private $hasIntlFormatter; |
|
|
|
/** |
|
* @throws InvalidArgumentException If a locale contains invalid characters |
|
*/ |
|
public function __construct(?string $locale, MessageFormatterInterface $formatter = null, string $cacheDir = null, bool $debug = false) |
|
{ |
|
$this->setLocale($locale); |
|
|
|
if (null === $formatter) { |
|
$formatter = new MessageFormatter(); |
|
} |
|
|
|
$this->formatter = $formatter; |
|
$this->cacheDir = $cacheDir; |
|
$this->debug = $debug; |
|
$this->hasIntlFormatter = $formatter instanceof IntlFormatterInterface; |
|
} |
|
|
|
public function setConfigCacheFactory(ConfigCacheFactoryInterface $configCacheFactory) |
|
{ |
|
$this->configCacheFactory = $configCacheFactory; |
|
} |
|
|
|
/** |
|
* Adds a Loader. |
|
* |
|
* @param string $format The name of the loader (@see addResource()) |
|
* @param LoaderInterface $loader A LoaderInterface instance |
|
*/ |
|
public function addLoader($format, LoaderInterface $loader) |
|
{ |
|
$this->loaders[$format] = $loader; |
|
} |
|
|
|
/** |
|
* Adds a Resource. |
|
* |
|
* @param string $format The name of the loader (@see addLoader()) |
|
* @param mixed $resource The resource name |
|
* @param string $locale The locale |
|
* @param string $domain The domain |
|
* |
|
* @throws InvalidArgumentException If the locale contains invalid characters |
|
*/ |
|
public function addResource($format, $resource, $locale, $domain = null) |
|
{ |
|
if (null === $domain) { |
|
$domain = 'messages'; |
|
} |
|
|
|
$this->assertValidLocale($locale); |
|
|
|
$this->resources[$locale][] = [$format, $resource, $domain]; |
|
|
|
if (\in_array($locale, $this->fallbackLocales)) { |
|
$this->catalogues = []; |
|
} else { |
|
unset($this->catalogues[$locale]); |
|
} |
|
} |
|
|
|
/** |
|
* {@inheritdoc} |
|
*/ |
|
public function setLocale($locale) |
|
{ |
|
$this->assertValidLocale($locale); |
|
$this->locale = $locale; |
|
} |
|
|
|
/** |
|
* {@inheritdoc} |
|
*/ |
|
public function getLocale() |
|
{ |
|
return $this->locale; |
|
} |
|
|
|
/** |
|
* Sets the fallback locales. |
|
* |
|
* @param array $locales The fallback locales |
|
* |
|
* @throws InvalidArgumentException If a locale contains invalid characters |
|
*/ |
|
public function setFallbackLocales(array $locales) |
|
{ |
|
// needed as the fallback locales are linked to the already loaded catalogues |
|
$this->catalogues = []; |
|
|
|
foreach ($locales as $locale) { |
|
$this->assertValidLocale($locale); |
|
} |
|
|
|
$this->fallbackLocales = $locales; |
|
} |
|
|
|
/** |
|
* Gets the fallback locales. |
|
* |
|
* @internal since Symfony 4.2 |
|
* |
|
* @return array The fallback locales |
|
*/ |
|
public function getFallbackLocales() |
|
{ |
|
return $this->fallbackLocales; |
|
} |
|
|
|
/** |
|
* {@inheritdoc} |
|
*/ |
|
public function trans($id, array $parameters = [], $domain = null, $locale = null) |
|
{ |
|
if (null === $domain) { |
|
$domain = 'messages'; |
|
} |
|
|
|
$id = (string) $id; |
|
$catalogue = $this->getCatalogue($locale); |
|
$locale = $catalogue->getLocale(); |
|
while (!$catalogue->defines($id, $domain)) { |
|
if ($cat = $catalogue->getFallbackCatalogue()) { |
|
$catalogue = $cat; |
|
$locale = $catalogue->getLocale(); |
|
} else { |
|
break; |
|
} |
|
} |
|
|
|
if ($this->hasIntlFormatter && $catalogue->defines($id, $domain.MessageCatalogue::INTL_DOMAIN_SUFFIX)) { |
|
return $this->formatter->formatIntl($catalogue->get($id, $domain), $locale, $parameters); |
|
} |
|
|
|
return $this->formatter->format($catalogue->get($id, $domain), $locale, $parameters); |
|
} |
|
|
|
/** |
|
* {@inheritdoc} |
|
* |
|
* @deprecated since Symfony 4.2, use the trans() method instead with a %count% parameter |
|
*/ |
|
public function transChoice($id, $number, array $parameters = [], $domain = null, $locale = null) |
|
{ |
|
@trigger_error(sprintf('The "%s()" method is deprecated since Symfony 4.2, use the trans() one instead with a "%%count%%" parameter.', __METHOD__), E_USER_DEPRECATED); |
|
|
|
if (!$this->formatter instanceof ChoiceMessageFormatterInterface) { |
|
throw new LogicException(sprintf('The formatter "%s" does not support plural translations.', \get_class($this->formatter))); |
|
} |
|
|
|
if (null === $domain) { |
|
$domain = 'messages'; |
|
} |
|
|
|
$id = (string) $id; |
|
$catalogue = $this->getCatalogue($locale); |
|
$locale = $catalogue->getLocale(); |
|
while (!$catalogue->defines($id, $domain)) { |
|
if ($cat = $catalogue->getFallbackCatalogue()) { |
|
$catalogue = $cat; |
|
$locale = $catalogue->getLocale(); |
|
} else { |
|
break; |
|
} |
|
} |
|
|
|
if ($this->hasIntlFormatter && $catalogue->defines($id, $domain.MessageCatalogue::INTL_DOMAIN_SUFFIX)) { |
|
return $this->formatter->formatIntl($catalogue->get($id, $domain), $locale, ['%count%' => $number] + $parameters); |
|
} |
|
|
|
return $this->formatter->choiceFormat($catalogue->get($id, $domain), $number, $locale, $parameters); |
|
} |
|
|
|
/** |
|
* {@inheritdoc} |
|
*/ |
|
public function getCatalogue($locale = null) |
|
{ |
|
if (null === $locale) { |
|
$locale = $this->getLocale(); |
|
} else { |
|
$this->assertValidLocale($locale); |
|
} |
|
|
|
if (!isset($this->catalogues[$locale])) { |
|
$this->loadCatalogue($locale); |
|
} |
|
|
|
return $this->catalogues[$locale]; |
|
} |
|
|
|
/** |
|
* Gets the loaders. |
|
* |
|
* @return array LoaderInterface[] |
|
*/ |
|
protected function getLoaders() |
|
{ |
|
return $this->loaders; |
|
} |
|
|
|
/** |
|
* @param string $locale |
|
*/ |
|
protected function loadCatalogue($locale) |
|
{ |
|
if (null === $this->cacheDir) { |
|
$this->initializeCatalogue($locale); |
|
} else { |
|
$this->initializeCacheCatalogue($locale); |
|
} |
|
} |
|
|
|
/** |
|
* @param string $locale |
|
*/ |
|
protected function initializeCatalogue($locale) |
|
{ |
|
$this->assertValidLocale($locale); |
|
|
|
try { |
|
$this->doLoadCatalogue($locale); |
|
} catch (NotFoundResourceException $e) { |
|
if (!$this->computeFallbackLocales($locale)) { |
|
throw $e; |
|
} |
|
} |
|
$this->loadFallbackCatalogues($locale); |
|
} |
|
|
|
private function initializeCacheCatalogue(string $locale): void |
|
{ |
|
if (isset($this->catalogues[$locale])) { |
|
/* Catalogue already initialized. */ |
|
return; |
|
} |
|
|
|
$this->assertValidLocale($locale); |
|
$cache = $this->getConfigCacheFactory()->cache($this->getCatalogueCachePath($locale), |
|
function (ConfigCacheInterface $cache) use ($locale) { |
|
$this->dumpCatalogue($locale, $cache); |
|
} |
|
); |
|
|
|
if (isset($this->catalogues[$locale])) { |
|
/* Catalogue has been initialized as it was written out to cache. */ |
|
return; |
|
} |
|
|
|
/* Read catalogue from cache. */ |
|
$this->catalogues[$locale] = include $cache->getPath(); |
|
} |
|
|
|
private function dumpCatalogue($locale, ConfigCacheInterface $cache): void |
|
{ |
|
$this->initializeCatalogue($locale); |
|
$fallbackContent = $this->getFallbackContent($this->catalogues[$locale]); |
|
|
|
$content = sprintf(<<<EOF |
|
<?php |
|
|
|
use Symfony\Component\Translation\MessageCatalogue; |
|
|
|
\$catalogue = new MessageCatalogue('%s', %s); |
|
|
|
%s |
|
return \$catalogue; |
|
|
|
EOF |
|
, |
|
$locale, |
|
var_export($this->getAllMessages($this->catalogues[$locale]), true), |
|
$fallbackContent |
|
); |
|
|
|
$cache->write($content, $this->catalogues[$locale]->getResources()); |
|
} |
|
|
|
private function getFallbackContent(MessageCatalogue $catalogue): string |
|
{ |
|
$fallbackContent = ''; |
|
$current = ''; |
|
$replacementPattern = '/[^a-z0-9_]/i'; |
|
$fallbackCatalogue = $catalogue->getFallbackCatalogue(); |
|
while ($fallbackCatalogue) { |
|
$fallback = $fallbackCatalogue->getLocale(); |
|
$fallbackSuffix = ucfirst(preg_replace($replacementPattern, '_', $fallback)); |
|
$currentSuffix = ucfirst(preg_replace($replacementPattern, '_', $current)); |
|
|
|
$fallbackContent .= sprintf(<<<'EOF' |
|
$catalogue%s = new MessageCatalogue('%s', %s); |
|
$catalogue%s->addFallbackCatalogue($catalogue%s); |
|
|
|
EOF |
|
, |
|
$fallbackSuffix, |
|
$fallback, |
|
var_export($this->getAllMessages($fallbackCatalogue), true), |
|
$currentSuffix, |
|
$fallbackSuffix |
|
); |
|
$current = $fallbackCatalogue->getLocale(); |
|
$fallbackCatalogue = $fallbackCatalogue->getFallbackCatalogue(); |
|
} |
|
|
|
return $fallbackContent; |
|
} |
|
|
|
private function getCatalogueCachePath($locale) |
|
{ |
|
return $this->cacheDir.'/catalogue.'.$locale.'.'.strtr(substr(base64_encode(hash('sha256', serialize($this->fallbackLocales), true)), 0, 7), '/', '_').'.php'; |
|
} |
|
|
|
private function doLoadCatalogue($locale): void |
|
{ |
|
$this->catalogues[$locale] = new MessageCatalogue($locale); |
|
|
|
if (isset($this->resources[$locale])) { |
|
foreach ($this->resources[$locale] as $resource) { |
|
if (!isset($this->loaders[$resource[0]])) { |
|
throw new RuntimeException(sprintf('The "%s" translation loader is not registered.', $resource[0])); |
|
} |
|
$this->catalogues[$locale]->addCatalogue($this->loaders[$resource[0]]->load($resource[1], $locale, $resource[2])); |
|
} |
|
} |
|
} |
|
|
|
private function loadFallbackCatalogues($locale): void |
|
{ |
|
$current = $this->catalogues[$locale]; |
|
|
|
foreach ($this->computeFallbackLocales($locale) as $fallback) { |
|
if (!isset($this->catalogues[$fallback])) { |
|
$this->initializeCatalogue($fallback); |
|
} |
|
|
|
$fallbackCatalogue = new MessageCatalogue($fallback, $this->getAllMessages($this->catalogues[$fallback])); |
|
foreach ($this->catalogues[$fallback]->getResources() as $resource) { |
|
$fallbackCatalogue->addResource($resource); |
|
} |
|
$current->addFallbackCatalogue($fallbackCatalogue); |
|
$current = $fallbackCatalogue; |
|
} |
|
} |
|
|
|
protected function computeFallbackLocales($locale) |
|
{ |
|
if (null === $this->parentLocales) { |
|
$parentLocales = \json_decode(\file_get_contents(__DIR__.'/Resources/data/parents.json'), true); |
|
} |
|
|
|
$locales = []; |
|
foreach ($this->fallbackLocales as $fallback) { |
|
if ($fallback === $locale) { |
|
continue; |
|
} |
|
|
|
$locales[] = $fallback; |
|
} |
|
|
|
while ($locale) { |
|
$parent = $parentLocales[$locale] ?? null; |
|
|
|
if (!$parent && false !== strrchr($locale, '_')) { |
|
$locale = substr($locale, 0, -\strlen(strrchr($locale, '_'))); |
|
} elseif ('root' !== $parent) { |
|
$locale = $parent; |
|
} else { |
|
$locale = null; |
|
} |
|
|
|
if (null !== $locale) { |
|
array_unshift($locales, $locale); |
|
} |
|
} |
|
|
|
return array_unique($locales); |
|
} |
|
|
|
/** |
|
* Asserts that the locale is valid, throws an Exception if not. |
|
* |
|
* @param string $locale Locale to tests |
|
* |
|
* @throws InvalidArgumentException If the locale contains invalid characters |
|
*/ |
|
protected function assertValidLocale($locale) |
|
{ |
|
if (1 !== preg_match('/^[a-z0-9@_\\.\\-]*$/i', $locale)) { |
|
throw new InvalidArgumentException(sprintf('Invalid "%s" locale.', $locale)); |
|
} |
|
} |
|
|
|
/** |
|
* Provides the ConfigCache factory implementation, falling back to a |
|
* default implementation if necessary. |
|
*/ |
|
private function getConfigCacheFactory(): ConfigCacheFactoryInterface |
|
{ |
|
if (!$this->configCacheFactory) { |
|
$this->configCacheFactory = new ConfigCacheFactory($this->debug); |
|
} |
|
|
|
return $this->configCacheFactory; |
|
} |
|
|
|
private function getAllMessages(MessageCatalogueInterface $catalogue): array |
|
{ |
|
$allMessages = []; |
|
|
|
foreach ($catalogue->all() as $domain => $messages) { |
|
if ($intlMessages = $catalogue->all($domain.MessageCatalogue::INTL_DOMAIN_SUFFIX)) { |
|
$allMessages[$domain.MessageCatalogue::INTL_DOMAIN_SUFFIX] = $intlMessages; |
|
$messages = array_diff_key($messages, $intlMessages); |
|
} |
|
if ($messages) { |
|
$allMessages[$domain] = $messages; |
|
} |
|
} |
|
|
|
return $allMessages; |
|
} |
|
}
|
|
|