Method getDatasourceCacheKey

lib/Controller/OutputController.php:199–211

(array $reportMetadata, ?string $clientCacheKey)

	}

	private function getDatasourceCacheKey(array $reportMetadata, ?string $clientCacheKey): ?string {
		if ($clientCacheKey === null || $clientCacheKey === '') {
			return null;
		}

		$prefix = (string)((int)$reportMetadata['version']) . ':';
		if (!str_starts_with($clientCacheKey, $prefix)) {
			return null;
		}

		$datasourceCacheKey = substr($clientCacheKey, strlen($prefix));
		return $datasourceCacheKey !== '' ? $datasourceCacheKey : null;
	}

	private function buildExternalCacheKey(array $reportMetadata, string $datasourceCacheKey): string {
		return (string)((int)$reportMetadata['version']) . ':' . $datasourceCacheKey;