public function LayoutBuilderIsActiveCacheContext::getContext in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/layout_builder/src/Cache/LayoutBuilderIsActiveCacheContext.php \Drupal\layout_builder\Cache\LayoutBuilderIsActiveCacheContext::getContext()

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.

Throws

\LogicException Thrown if the passed in parameter is invalid.

Overrides CalculatedCacheContextInterface::getContext

File

core/modules/layout_builder/src/Cache/LayoutBuilderIsActiveCacheContext.php, line 49

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';
}