protected function getTmpFileFullPathByPartFilesInfo ($filesGroupInfo = [], $minify = FALSE, $extension = '') {
		return implode('', [
			$this->getTmpDir(),
			'/' . ($minify ? 'minified' : 'rendered') . '_' . $extension . '_',
			md5(implode(',', $filesGroupInfo) . '_' . $minify),
			'.' . $extension
		]);
	}