Stuff

	/**
	 * @param UploadedFile the file you want saved to the disk
	 * @param filename including the dir
	 */
	function saveCreatedProductArtwork($created_artwork,$template_file,$filename = null){
		$error = 0;
		if (UploadedFile::isJpeg($created_artwork->getTmpName())){
			if ($filename == null){
				$filename = rand(1000000,9999999).'.jpg';				
				while(file_exists(CREATED_ARTWORK_TEMP_DIR.'/'.$filename)){
					$filename = rand(1000000,9999999).'.jpg';
				}
			}
			$f = CREATED_ARTWORK_TEMP_DIR.'/'.$filename;
			if (is_uploaded_file($created_artwork->getTmpName())){
				if (!move_uploaded_file($created_artwork->getTmpName(),$f)) throw new Exception('File not moved.');
			}
			else {
				if (!rename($created_artwork->getName(),$f)) throw new Exception('File not moved.');
			}	
		}
		else throw new Exception('Image is not a jpg');
		
		if (!imagecopy(imagecreatefrompng(ARTWORK_TEMPLATE_DIR.'/'.$template_file),imagecreatefromjpeg($f),0,0,0,0,0,0)) throw new Exception('Not merging.');
		if (!rename($f,CREATED_ARTWORK_FINAL_DIR.'/'.$filename)) throw new Exception('Couldn\'t move the temporary file');
		return $filename;
	}