public function ContextHandler::checkRequirements in Drupal 9

Same name and namespace in other branches

1. 8 core/lib/Drupal/Core/Plugin/Context/ContextHandler.php \Drupal\Core\Plugin\Context\ContextHandler::checkRequirements()

Checks a set of requirements against a set of contexts.

@todo Use context definition objects after https://www.drupal.org/node/2281635.

Parameters

\Drupal\Component\Plugin\Context\ContextInterface[] $contexts: An array of available contexts.

\Drupal\Core\TypedData\DataDefinitionInterface[] $requirements: An array of requirements.

Return value

bool TRUE if all of the requirements are satisfied by the context, FALSE otherwise.

Overrides ContextHandlerInterface::checkRequirements

1 call to ContextHandler::checkRequirements()

ContextHandler::filterPluginDefinitionsByContexts in core/lib/Drupal/Core/Plugin/Context/ContextHandler.php

Determines plugins whose constraints are satisfied by a set of contexts.

File

core/lib/Drupal/Core/Plugin/Context/ContextHandler.php, line 62

Class

ContextHandler

Provides methods to handle sets of contexts.

Namespace

Drupal\Core\Plugin\Context

Code

public function checkRequirements(array $contexts, array $requirements) {
  foreach ($requirements as $requirement) {
    if ($requirement
      ->isRequired() && !$this
      ->getMatchingContexts($contexts, $requirement)) {
      return FALSE;
    }
  }
  return TRUE;
}