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<?php
namespace Presta\ImageBundle\Form\DataTransformer;
use Symfony\Component\Form\DataTransformerInterface;
use Symfony\Component\HttpFoundation\File\UploadedFile;
/**
* @author Thomas Courthial <[email protected]>
*/
class Base64ToImageTransformer implements DataTransformerInterface
{
* {@inheritdoc}
public function transform($value)
if (!$value instanceof UploadedFile) {
return null;
}
return file_get_contents($value->getRealPath());
public function reverseTransform($value)
if (null === $value['base64']) {
$base64 = str_replace('data:image/png;base64,', '', $value['base64']);
$filePath = tempnam(sys_get_temp_dir(), 'UploadedFile');
$file = fopen($filePath, 'w');
stream_filter_append($file, 'convert.base64-decode');
fwrite($file, $base64);
$meta_data = stream_get_meta_data($file);
$path = $meta_data['uri'];
fclose($file);
// Force "test" parameters to true to bypass http file validation (as the file isn't a "real" uploaded file)
return new UploadedFile($path, uniqid(), null, null, null, true);
prestaconcept /
PrestaImageBundle
