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<?php declare (strict_types = 1); |
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namespace Limoncello\l10n\Format; |
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/** |
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* Copyright 2015-2019 [email protected] |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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use Limoncello\l10n\Contracts\Format\TranslatorInterface; |
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use Limoncello\l10n\Contracts\Messages\BundleStorageInterface; |
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use MessageFormatter; |
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use function assert; |
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use function is_object; |
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use function is_scalar; |
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use function method_exists; |
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/** |
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* @package Limoncello\l10n |
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*/ |
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class Translator implements TranslatorInterface |
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{ |
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/** |
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* @var BundleStorageInterface |
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*/ |
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private $storage; |
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/** |
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* @param BundleStorageInterface $storage |
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*/ |
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public function __construct(BundleStorageInterface $storage) |
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{ |
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$this->setStorage($storage); |
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} |
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/** |
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* @inheritdoc |
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* |
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* @SuppressWarnings(PHPMD.ElseExpression) |
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*/ |
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public function translateMessage(string $locale, string $namespace, string $message, array $args = []): string |
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{ |
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$translation = $this->getStorage()->get($locale, $namespace, $message); |
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if ($translation !== null) { |
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$message = $translation[BundleStorageInterface::INDEX_PAIR_VALUE]; |
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$locale = $translation[BundleStorageInterface::INDEX_PAIR_LOCALE]; |
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} |
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return static::formatMessage($locale, $message, $args); |
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} |
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/** |
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* @return BundleStorageInterface |
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*/ |
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public function getStorage(): BundleStorageInterface |
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{ |
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return $this->storage; |
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} |
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/** |
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* @param BundleStorageInterface $storage |
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* |
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* @return TranslatorInterface |
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*/ |
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public function setStorage(BundleStorageInterface $storage): TranslatorInterface |
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{ |
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$this->storage = $storage; |
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return $this; |
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} |
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/** |
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* @param string $locale |
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* @param string $message |
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* @param array $args |
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* |
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* @return string |
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* |
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* @SuppressWarnings(PHPMD.StaticAccess) |
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*/ |
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protected static function formatMessage(string $locale, string $message, array $args): string |
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{ |
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// underlying `format` method cannot work with arguments that are not convertible to string |
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// therefore we have to check that only those that actually can be used |
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assert(call_user_func(function () use ($args) : bool { |
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$result = true; |
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foreach ($args as $arg) { |
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$result = $result && |
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is_scalar($arg) === true || |
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$arg === null || |
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(is_object($arg) === true && method_exists($arg, '__toString') === true); |
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} |
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return $result; |
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})); |
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$formatter = MessageFormatter::create($locale, $message); |
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$message = $formatter->format($args); |
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assert($message !== false, $formatter->getErrorMessage()); |
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return $message; |
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} |
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} |
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limoncello-php-dist /
l10n
