68 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			PHP
		
	
	
			
		
		
	
	
			68 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			PHP
		
	
	
<?php
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/*
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 * This file is part of the Symfony package.
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 *
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 * (c) Fabien Potencier <fabien@symfony.com>
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 *
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 * For the full copyright and license information, please view the LICENSE
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 * file that was distributed with this source code.
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 */
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namespace Symfony\Component\Translation\Extractor;
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use Symfony\Component\Translation\Exception\InvalidArgumentException;
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/**
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 * Base class used by classes that extract translation messages from files.
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 *
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 * @author Marcos D. Sánchez <marcosdsanchez@gmail.com>
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 */
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abstract class AbstractFileExtractor
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{
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    protected function extractFiles(string|iterable $resource): iterable
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    {
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        if (is_iterable($resource)) {
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            $files = [];
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            foreach ($resource as $file) {
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                if ($this->canBeExtracted($file)) {
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                    $files[] = $this->toSplFileInfo($file);
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                }
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            }
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        } elseif (is_file($resource)) {
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            $files = $this->canBeExtracted($resource) ? [$this->toSplFileInfo($resource)] : [];
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        } else {
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            $files = $this->extractFromDirectory($resource);
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        }
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        return $files;
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    }
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    private function toSplFileInfo(string $file): \SplFileInfo
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    {
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        return new \SplFileInfo($file);
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    }
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    /**
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     * @throws InvalidArgumentException
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     */
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    protected function isFile(string $file): bool
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    {
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        if (!is_file($file)) {
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            throw new InvalidArgumentException(sprintf('The "%s" file does not exist.', $file));
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        }
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        return true;
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    }
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    /**
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     * @return bool
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     */
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    abstract protected function canBeExtracted(string $file);
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    /**
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     * @return iterable
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     */
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    abstract protected function extractFromDirectory(string|array $resource);
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}
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