public DatabaseCacheTagsChecksum::invalidateTags(array $tags)
Marks cache items with any of the specified tags as invalid.
Parameters
string[] $tags: The list of tags for which to invalidate cache items.
Overrides CacheTagsInvalidatorInterface::invalidateTags
File
- core/lib/Drupal/Core/Cache/DatabaseCacheTagsChecksum.php, line 49
Class
- DatabaseCacheTagsChecksum
- Cache tags invalidations checksum implementation that uses the database.
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 | public function invalidateTags(array $tags) { try { foreach ($tags as $tag) { // Only invalidate tags once per request unless they are written again. if (isset($this->invalidatedTags[$tag])) { continue; } $this->invalidatedTags[$tag] = TRUE; unset($this->tagCache[$tag]); $this->connection->merge('cachetags') ->insertFields(array('invalidations' => 1)) ->expression('invalidations', 'invalidations + 1') ->key('tag', $tag) ->execute(); } } catch (\Exception $e) { // Create the cache table, which will be empty. This fixes cases during // core install where cache tags are invalidated before the table is // created. if (!$this->ensureTableExists()) { $this->catchException($e); } }} |
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