protected DatabaseBackend::prepareItem($cache, $allow_invalid)
Prepares a cached item.
Checks that items are either permanent or did not expire, and unserializes data as appropriate.
Parameters
object $cache: An item loaded from cache_get() or cache_get_multiple().
bool $allow_invalid: If FALSE, the method returns FALSE if the cache item is not valid.
Return value
mixed|false The item with data unserialized as appropriate and a property indicating whether the item is valid, or FALSE if there is no valid item to load.
File
- core/lib/Drupal/Core/Cache/DatabaseBackend.php, line 117
Class
- DatabaseBackend
- Defines a default cache implementation.
Namespace
Drupal\Core\Cache
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 | protected function prepareItem($cache, $allow_invalid) { if (!isset($cache->data)) { return FALSE; } $cache->tags = $cache->tags ? explode(' ', $cache->tags) : array(); // Check expire time. $cache->valid = $cache->expire == Cache::PERMANENT || $cache->expire >= REQUEST_TIME; // Check if invalidateTags() has been called with any of the items's tags. if (!$this->checksumProvider->isValid($cache->checksum, $cache->tags)) { $cache->valid = FALSE; } if (!$allow_invalid && !$cache->valid) { return FALSE; } // Unserialize and return the cached data. if ($cache->serialized) { $cache->data = unserialize($cache->data); } return $cache;} |
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