public function CacheContextsManager::getLabels in Drupal 8

Same name and namespace in other branches

1. 9 core/lib/Drupal/Core/Cache/Context/CacheContextsManager.php \Drupal\Core\Cache\Context\CacheContextsManager::getLabels()

Provides an array of available cache context labels.

To be used in cache configuration forms.

Parameters

bool $include_calculated_cache_contexts: Whether to also return calculated cache contexts. Default to FALSE.

Return value

array An array of available cache contexts and corresponding labels.

File

core/lib/Drupal/Core/Cache/Context/CacheContextsManager.php, line 73

Class

CacheContextsManager

Converts cache context tokens into cache keys.

Namespace

Drupal\Core\Cache\Context

Code

public function getLabels($include_calculated_cache_contexts = FALSE) {
  $with_labels = [];
  foreach ($this->contexts as $context) {
    $service = $this
      ->getService($context);
    if (!$include_calculated_cache_contexts && $service instanceof CalculatedCacheContextInterface) {
      continue;
    }
    $with_labels[$context] = $service
      ->getLabel();
  }
  return $with_labels;
}