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<?php |
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/* |
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* This file is part of the Silverback API Component Bundle Project |
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* |
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* (c) Daniel West <[email protected]> |
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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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declare(strict_types=1); |
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namespace Silverback\ApiComponentBundle\Model\Uploadable; |
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use Symfony\Component\HttpFoundation\File\Exception\FileException; |
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use Symfony\Component\HttpFoundation\File\File; |
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use Symfony\Component\Mime\MimeTypes; |
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/** |
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* Source: https://github.com/hshn/base64-encoded-file/blob/master/src/HttpFoundation/File/Base64EncodedFile.php. |
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* |
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* @author Shota Hoshino <[email protected]> |
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*/ |
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class Base64EncodedFile extends File |
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{ |
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/** |
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* @param string $encoded |
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* @param bool $strict |
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* @param bool $checkPath |
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*/ |
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public function __construct($encoded, $strict = true, $checkPath = true) |
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{ |
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parent::__construct($this->restoreToTemporary($encoded, $strict), $checkPath); |
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} |
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/** |
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* @param string $encoded |
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* @param bool $strict |
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* |
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* @throws FileException |
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*/ |
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private function restoreToTemporary($encoded, $strict = true): string |
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{ |
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if (0 === strpos($encoded, 'data:')) { |
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if (0 !== strpos($encoded, 'data://')) { |
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$encoded = substr_replace($encoded, 'data://', 0, 5); |
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} |
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$source = @fopen($encoded, 'r'); |
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if (false === $source) { |
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throw new FileException('Unable to decode strings as base64'); |
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} |
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$meta = stream_get_meta_data($source); |
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if ($strict) { |
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if (!isset($meta['base64']) || true !== $meta['base64']) { |
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throw new FileException('Unable to decode strings as base64'); |
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} |
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} |
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if (false === $path = tempnam($directory = sys_get_temp_dir(), 'Base64EncodedFile')) { |
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throw new FileException(sprintf('Unable to create a file into the "%s" directory', $path)); |
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} |
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if (null !== $extension = (MimeTypes::getDefault()->getExtensions($meta['mediatype'])[0] ?? null)) { |
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$path .= '.' . $extension; |
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} |
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if (false === $target = @fopen($path, 'wb+')) { |
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throw new FileException(sprintf('Unable to write the file "%s"', $path)); |
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} |
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if (false === @stream_copy_to_stream($source, $target)) { |
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throw new FileException(sprintf('Unable to write the file "%s"', $path)); |
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} |
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if (false === @fclose($target)) { |
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throw new FileException(sprintf('Unable to write the file "%s"', $path)); |
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} |
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if (false === @fclose($source)) { |
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throw new FileException(sprintf('Unable to close data stream')); |
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} |
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return $path; |
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} |
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if (false === $decoded = base64_decode($encoded, $strict)) { |
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throw new FileException('Unable to decode strings as base64'); |
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} |
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if (false === $path = tempnam($directory = sys_get_temp_dir(), 'Base64EncodedFile')) { |
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throw new FileException(sprintf('Unable to create a file into the "%s" directory', $directory)); |
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} |
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if (false === file_put_contents($path, $decoded, FILE_BINARY)) { |
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throw new FileException(sprintf('Unable to write the file "%s"', $path)); |
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} |
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return $path; |
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} |
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} |
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components-web-app /
api-components-bundle
