/**
* Returns the computed storage filename of an element file.
*
* @param \BackBee\ClassContent\Element\File $content
* @param int $folder_size Optional, size in characters of the storing folder
*
* @return string
*
* @throws \BackBee\Exception\InvalidArgumentException Occurs if the provided element file is empty
*/
public static function getPathFromContent(ElementFile $content, $folder_size = 3)
{
if (null === $content->getUid() || null === $content->originalname) {
throw new InvalidArgumentException('Enable to compute path, the provided element file is not yet initialized');
}
$folder = '';
$filename = $content->getUid();
if (null !== ($draft = $content->getDraft())) {
$filename = $draft->getUid();
}
if (0 < $folder_size && strlen($filename) > $folder_size) {
$folder = substr($filename, 0, $folder_size) . '/';
$filename = substr($filename, $folder_size);
}
$extension = File::getExtension($content->originalname, true);
return $folder . $filename . $extension;
}
