Action.php

<?php

namespace Drupal\system\Entity;

use Drupal\Component\Plugin\PluginHelper;
use Drupal\Core\Config\Entity\ConfigEntityBase;
use Drupal\Core\Config\Entity\ConfigEntityInterface;
use Drupal\Core\Entity\EntityWithPluginCollectionInterface;
use Drupal\system\ActionConfigEntityInterface;
use Drupal\Core\Action\ActionPluginCollection;

/**
 * Defines the configured action entity.
 *
 * @ConfigEntityType(
 *   id = "action",
 *   label = @Translation("Action"),
 *   label_collection = @Translation("Actions"),
 *   label_singular = @Translation("action"),
 *   label_plural = @Translation("actions"),
 *   label_count = @PluralTranslation(
 *     singular = "@count action",
 *     plural = "@count actions",
 *   ),
 *   admin_permission = "administer actions",
 *   entity_keys = {
 *     "id" = "id",
 *     "label" = "label"
 *   },
 *   config_export = {
 *     "id",
 *     "label",
 *     "type",
 *     "plugin",
 *     "configuration",
 *   }
 * )
 */
class Action extends ConfigEntityBase implements ActionConfigEntityInterface, EntityWithPluginCollectionInterface {
    
    /**
     * The name (plugin ID) of the action.
     *
     * @var string
     */
    protected $id;
    
    /**
     * The label of the action.
     *
     * @var string
     */
    protected $label;
    
    /**
     * The action type.
     *
     * @var string
     */
    protected $type;
    
    /**
     * The configuration of the action.
     *
     * @var array
     */
    protected $configuration = [];
    
    /**
     * The plugin ID of the action.
     *
     * @var string
     */
    protected $plugin;
    
    /**
     * The plugin collection that stores action plugins.
     *
     * @var \Drupal\Core\Action\ActionPluginCollection
     */
    protected $pluginCollection;
    
    /**
     * Encapsulates the creation of the action's LazyPluginCollection.
     *
     * @return \Drupal\Component\Plugin\LazyPluginCollection
     *   The action's plugin collection.
     */
    protected function getPluginCollection() {
        if (!$this->pluginCollection) {
            $this->pluginCollection = new ActionPluginCollection(\Drupal::service('plugin.manager.action'), $this->plugin, $this->configuration);
        }
        return $this->pluginCollection;
    }
    
    /**
     * {@inheritdoc}
     */
    public function getPluginCollections() {
        return [
            'configuration' => $this->getPluginCollection(),
        ];
    }
    
    /**
     * {@inheritdoc}
     */
    public function getPlugin() {
        return $this->getPluginCollection()
            ->get($this->plugin);
    }
    
    /**
     * {@inheritdoc}
     */
    public function setPlugin($plugin_id) {
        $this->plugin = $plugin_id;
        $this->getPluginCollection()
            ->addInstanceId($plugin_id);
    }
    
    /**
     * {@inheritdoc}
     */
    public function getPluginDefinition() {
        return $this->getPlugin()
            ->getPluginDefinition();
    }
    
    /**
     * {@inheritdoc}
     */
    public function execute(array $entities) {
        return $this->getPlugin()
            ->executeMultiple($entities);
    }
    
    /**
     * {@inheritdoc}
     */
    public function isConfigurable() {
        return PluginHelper::isConfigurable($this->getPlugin());
    }
    
    /**
     * {@inheritdoc}
     */
    public function getType() {
        return $this->type;
    }
    
    /**
     * {@inheritdoc}
     */
    public static function sort(ConfigEntityInterface $a, ConfigEntityInterface $b) {
        
        /** @var \Drupal\system\ActionConfigEntityInterface $a */
        
        /** @var \Drupal\system\ActionConfigEntityInterface $b */
        $a_type = $a->getType();
        $b_type = $b->getType();
        if ($a_type != $b_type) {
            return strnatcasecmp($a_type, $b_type);
        }
        return parent::sort($a, $b);
    }

}