protected function DerivativeDiscoveryDecorator::getDeriverClass in Zircon Profile 8
Same name and namespace in other branches
- 8.0 core/lib/Drupal/Component/Plugin/Discovery/DerivativeDiscoveryDecorator.php \Drupal\Component\Plugin\Discovery\DerivativeDiscoveryDecorator::getDeriverClass()
Gets the deriver class name from the base plugin definition.
Parameters
array $base_definition: The base plugin definition to build derivatives.
Return value
string|null The name of a class implementing \Drupal\Component\Plugin\Derivative\DeriverInterface.
Throws
\Drupal\Component\Plugin\Exception\InvalidDeriverException Thrown if the 'deriver' class specified in the plugin definition does not implement \Drupal\Component\Plugin\Derivative\DerivativeInterface.
2 calls to DerivativeDiscoveryDecorator::getDeriverClass()
- ContainerDerivativeDiscoveryDecorator::getDeriver in core/
lib/ Drupal/ Core/ Plugin/ Discovery/ ContainerDerivativeDiscoveryDecorator.php - Gets a deriver for a base plugin.
- DerivativeDiscoveryDecorator::getDeriver in core/
lib/ Drupal/ Component/ Plugin/ Discovery/ DerivativeDiscoveryDecorator.php - Gets a deriver for a base plugin.
File
- core/
lib/ Drupal/ Component/ Plugin/ Discovery/ DerivativeDiscoveryDecorator.php, line 209 - Contains \Drupal\Component\Plugin\Discovery\DerivativeDiscoveryDecorator.
Class
- DerivativeDiscoveryDecorator
- Base class providing the tools for a plugin discovery to be derivative aware.
Namespace
Drupal\Component\Plugin\DiscoveryCode
protected function getDeriverClass($base_definition) {
$class = NULL;
if ((is_array($base_definition) || ($base_definition = (array) $base_definition)) && (isset($base_definition['deriver']) && ($class = $base_definition['deriver']))) {
if (!class_exists($class)) {
throw new InvalidDeriverException(sprintf('Plugin (%s) deriver "%s" does not exist.', $base_definition['id'], $class));
}
if (!is_subclass_of($class, '\\Drupal\\Component\\Plugin\\Derivative\\DeriverInterface')) {
throw new InvalidDeriverException(sprintf('Plugin (%s) deriver "%s" must implement \\Drupal\\Component\\Plugin\\Derivative\\DeriverInterface.', $base_definition['id'], $class));
}
}
return $class;
}