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<?php |
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declare(strict_types = 1); |
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|
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namespace Gettext\Loader; |
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|
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use Exception; |
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use Gettext\Translation; |
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use Gettext\Translations; |
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|
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/** |
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* Base class with common functions for all loaders. |
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*/ |
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abstract class Loader implements LoaderInterface |
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{ |
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public function loadFile(string $filename, ?Translations $translations = null): Translations |
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{ |
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$string = static::readFile($filename); |
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|
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return $this->loadString($string, $translations); |
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} |
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|
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public function loadString(string $string, ?Translations $translations = null): Translations |
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{ |
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return $translations ?: $this->createTranslations(); |
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} |
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|
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protected function createTranslations(): Translations |
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{ |
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return Translations::create(); |
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} |
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|
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protected function createTranslation(?string $context, string $original, ?string $plural = null): ?Translation |
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{ |
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$translation = Translation::create($context, $original); |
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|
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if (isset($plural)) { |
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$translation->setPlural($plural); |
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} |
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|
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return $translation; |
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} |
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|
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/** |
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* Reads and returns the content of a file. |
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*/ |
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protected static function readFile(string $file): string |
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{ |
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$content = @file_get_contents($file); |
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|
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if (false === $content) { |
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throw new Exception("Cannot read the file '$file', probably permissions"); |
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} |
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|
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return $content; |
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} |
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} |
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|
