protected CacheCollector::normalizeLockName($cid)
Normalizes a cache ID in order to comply with database limitations.
Parameters
string $cid: The passed in cache ID.
Return value
string An ASCII-encoded cache ID that is at most 255 characters long.
File
- core/lib/Drupal/Core/Cache/CacheCollector.php, line 272
Class
- CacheCollector
- Default implementation for CacheCollectorInterface.
Namespace
Drupal\Core\Cache
Code
protected function normalizeLockName($cid) { // Nothing to do if the ID is a US ASCII string of 255 characters or less. $cid_is_ascii = mb_check_encoding($cid, 'ASCII'); if (strlen($cid) <= 255 && $cid_is_ascii) { return $cid; } // Return a string that uses as much as possible of the original cache ID // with the hash appended. $hash = Crypt::hashBase64($cid); if (!$cid_is_ascii) { return $hash; } return substr($cid, 0, 255 - strlen($hash)) . $hash; }
Please login to continue.