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<?php
namespace Drupal\image;
use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
use Drupal\Core\Plugin\PluginBase;
use Psr\Log\LoggerInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
/**
* Provides a base class for image effects.
*
* @see \Drupal\image\Annotation\ImageEffect
* @see \Drupal\image\ImageEffectInterface
* @see \Drupal\image\ConfigurableImageEffectInterface
* @see \Drupal\image\ConfigurableImageEffectBase
* @see \Drupal\image\ImageEffectManager
* @see plugin_api
*/
abstract class ImageEffectBase extends PluginBase implements ImageEffectInterface, ContainerFactoryPluginInterface {
/**
* The image effect ID.
*
* @var string
*/
protected $uuid;
/**
* The weight of the image effect.
*
* @var int|string
*/
protected $weight = '';
/**
* A logger instance.
*
* @var \Psr\Log\LoggerInterface
*/
protected $logger;
/**
* {@inheritdoc}
*/
public function __construct(array $configuration, $plugin_id, $plugin_definition, LoggerInterface $logger) {
parent::__construct($configuration, $plugin_id, $plugin_definition);
$this->setConfiguration($configuration);
$this->logger = $logger;
}
/**
* {@inheritdoc}
*/
public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
return new static(
$configuration,
$plugin_id,
$plugin_definition,
$container->get('logger.factory')->get('image')
);
}
/**
* {@inheritdoc}
*/
public function transformDimensions(array &$dimensions, $uri) {
// Most image effects will not change the dimensions. This base
// implementation represents this behavior. Override this method if your
// image effect does change the dimensions.
}
/**
* {@inheritdoc}
*/
public function getDerivativeExtension($extension) {
// Most image effects will not change the extension. This base
// implementation represents this behavior. Override this method if your
// image effect does change the extension.
return $extension;
}
/**
* {@inheritdoc}
*/
public function getSummary() {
return [
'#markup' => '',
'#effect' => [
'id' => $this->pluginDefinition['id'],
'label' => $this->label(),
'description' => $this->pluginDefinition['description'],
],
];
}
/**
* {@inheritdoc}
*/
public function label() {
return $this->pluginDefinition['label'];
}
/**
* {@inheritdoc}
*/
public function getUuid() {
return $this->uuid;
}
/**
* {@inheritdoc}
*/
public function setWeight($weight) {
$this->weight = $weight;
return $this;
}
/**
* {@inheritdoc}
*/
public function getWeight() {
return $this->weight;
}
/**
* {@inheritdoc}
*/
public function getConfiguration() {
return [
'uuid' => $this->getUuid(),
'id' => $this->getPluginId(),
'weight' => $this->getWeight(),
'data' => $this->configuration,
];
}
/**
* {@inheritdoc}
*/
public function setConfiguration(array $configuration) {
$configuration += [
'data' => [],
'uuid' => '',
'weight' => '',
];
$this->configuration = $configuration['data'] + $this->defaultConfiguration();
$this->uuid = $configuration['uuid'];
$this->weight = $configuration['weight'];
return $this;
}
/**
* {@inheritdoc}
*/
public function defaultConfiguration() {
return [];
}
/**
* {@inheritdoc}
*/
public function calculateDependencies() {
return [];
}
}