FluidTYPO3\Vhs\ViewHelpers\Media\SizeViewHelper::render PHP Method

    public function render()
    {
        $path = $this->arguments['path'];
        if (null === $path) {
            $path = $this->renderChildren();
            if (null === $path) {
                return 0;
            }
        }
        $file = GeneralUtility::getFileAbsFileName($path);
        if (false === file_exists($file) || true === is_dir($file)) {
            throw new Exception('Cannot determine size of "' . $file . '". File does not exist or is a directory.', 1356953963);
        }
        $size = filesize($file);
        if (false === $size) {
            throw new Exception('Cannot determine size of "' . $file . '".', 1356954032);
        }
        return $size;
    }