51 lines
1.4 KiB
PHP
51 lines
1.4 KiB
PHP
<?php
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/**
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* @file
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* Functions and interfaces for cache handling.
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*/
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use Drupal\Core\Cache\Cache;
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/**
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* Instantiates and statically caches the correct class for a cache bin.
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*
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* By default, this returns an instance of the Drupal\Core\Cache\DatabaseBackend
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* class.
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*
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* Classes implementing Drupal\Core\Cache\CacheBackendInterface can register
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* themselves both as a default implementation and for specific bins.
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*
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* @param $bin
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* The cache bin for which the cache object should be returned, defaults to
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* 'cache'.
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*
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* @return Drupal\Core\Cache\CacheBackendInterface
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* The cache object associated with the specified bin.
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*
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* @see Drupal\Core\Cache\CacheBackendInterface
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*/
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function cache($bin = 'cache') {
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return Drupal::cache($bin);
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}
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/**
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* Marks cache items from all bins with any of the specified tags as invalid.
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*
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* Many sites have more than one active cache backend, and each backend my use
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* a different strategy for storing tags against cache items, and invalidating
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* cache items associated with a given tag.
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*
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* When invalidating a given list of tags, we iterate over each cache backend,
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* and call invalidateTags() on each.
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*
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* @param array $tags
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* The list of tags to invalidate cache items for.
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*
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* @deprecated 8.x
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* Use \Drupal\Core\Cache\Cache::invalidateTags().
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*/
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function cache_invalidate_tags(array $tags) {
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Cache::invalidateTags($tags);
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}
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