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- <?php
- namespace Drupal\Core\Cache;
- /**
- * Trait for \Drupal\Core\Cache\RefinableCacheableDependencyInterface.
- */
- trait RefinableCacheableDependencyTrait {
- use CacheableDependencyTrait;
- /**
- * {@inheritdoc}
- */
- public function addCacheableDependency($other_object) {
- if ($other_object instanceof CacheableDependencyInterface) {
- $this->addCacheContexts($other_object->getCacheContexts());
- $this->addCacheTags($other_object->getCacheTags());
- $this->mergeCacheMaxAge($other_object->getCacheMaxAge());
- }
- else {
- // Not a cacheable dependency, this can not be cached.
- $this->cacheMaxAge = 0;
- }
- return $this;
- }
- /**
- * {@inheritdoc}
- */
- public function addCacheContexts(array $cache_contexts) {
- if ($cache_contexts) {
- $this->cacheContexts = Cache::mergeContexts($this->cacheContexts, $cache_contexts);
- }
- return $this;
- }
- /**
- * {@inheritdoc}
- */
- public function addCacheTags(array $cache_tags) {
- if ($cache_tags) {
- $this->cacheTags = Cache::mergeTags($this->cacheTags, $cache_tags);
- }
- return $this;
- }
- /**
- * {@inheritdoc}
- */
- public function mergeCacheMaxAge($max_age) {
- $this->cacheMaxAge = Cache::mergeMaxAges($this->cacheMaxAge, $max_age);
- return $this;
- }
- }
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