Returns the string representation of the cache context.

A cache context service's name is used as a token (placeholder) cache key, and is then replaced with the string returned by this method.

Parameters

string|null $parameter: The parameter, or NULL to indicate all possible parameter values.

Return value

string The string representation of the cache context. When $parameter is NULL, a value representing all possible parameters must be generated.

Overrides CalculatedCacheContextInterface::getContext

File

core/modules/layout_builder/src/Cache/LayoutBuilderIsActiveCacheContext.php, line 51

Class

LayoutBuilderIsActiveCacheContext

Determines whether Layout Builder is active for a given entity type or not.

Namespace

Drupal\layout_builder\Cache

Code

public function getContext($entity_type_id = NULL) {
  if (!$entity_type_id) {
    throw new \LogicException('Missing entity type ID');
  }
  $display = $this->getDisplay($entity_type_id);
  return $display && $display->isOverridable() ? '1' : '0';
}

---