ContentModerationState.php

<?php

namespace Drupal\content_moderation;

use Drupal\workflows\StateInterface;

/**
 * A value object representing a workflow state for content moderation.
 */
class ContentModerationState implements StateInterface {
    
    /**
     * The vanilla state object from the Workflow module.
     *
     * @var \Drupal\workflows\StateInterface
     */
    protected $state;
    
    /**
     * If entities should be published if in this state.
     *
     * @var bool
     */
    protected $published;
    
    /**
     * If entities should be the default revision if in this state.
     *
     * @var bool
     */
    protected $defaultRevision;
    
    /**
     * ContentModerationState constructor.
     *
     * Decorates state objects to add methods to determine if an entity should be
     * published or made the default revision.
     *
     * @param \Drupal\workflows\StateInterface $state
     *   The vanilla state object from the Workflow module.
     * @param bool $published
     *   (optional) TRUE if entities should be published if in this state, FALSE
     *   if not. Defaults to FALSE.
     * @param bool $default_revision
     *   (optional) TRUE if entities should be the default revision if in this
     *   state, FALSE if not. Defaults to FALSE.
     */
    public function __construct(StateInterface $state, $published = FALSE, $default_revision = FALSE) {
        $this->state = $state;
        $this->published = $published;
        $this->defaultRevision = $default_revision;
    }
    
    /**
     * Determines if entities should be published if in this state.
     *
     * @return bool
     */
    public function isPublishedState() {
        return $this->published;
    }
    
    /**
     * Determines if entities should be the default revision if in this state.
     *
     * @return bool
     */
    public function isDefaultRevisionState() {
        return $this->defaultRevision;
    }
    
    /**
     * {@inheritdoc}
     */
    public function id() {
        return $this->state
            ->id();
    }
    
    /**
     * {@inheritdoc}
     */
    public function label() {
        return $this->state
            ->label();
    }
    
    /**
     * {@inheritdoc}
     */
    public function weight() {
        return $this->state
            ->weight();
    }
    
    /**
     * {@inheritdoc}
     */
    public function canTransitionTo($to_state_id) {
        return $this->state
            ->canTransitionTo($to_state_id);
    }
    
    /**
     * {@inheritdoc}
     */
    public function getTransitionTo($to_state_id) {
        return $this->state
            ->getTransitionTo($to_state_id);
    }
    
    /**
     * {@inheritdoc}
     */
    public function getTransitions() {
        return $this->state
            ->getTransitions();
    }

}