public function removeThumbnail(Layout $layout, BBApplication $app)
{
$thumbnailfile = $layout->getPicPath();
if (empty($thumbnail)) {
return true;
}
File::resolveFilepath($thumbnailfile, null, array('include_path' => $app->getResourceDir()));
while (true === is_file($thumbnailfile) && true === is_writable($thumbnailfile)) {
@unlink($thumbnailfile);
$thumbnailfile = $layout->getPicPath();
File::resolveFilepath($thumbnailfile, null, array('include_path' => $app->getResourceDir()));
}
return true;
}