AbstractPatternsDeriver.php in UI Patterns 8

Namespace

Drupal\ui_patterns\Plugin\Deriver

File

src/Plugin/Deriver/AbstractPatternsDeriver.php

<?php

namespace Drupal\ui_patterns\Plugin\Deriver;

use Drupal\Component\Plugin\Derivative\DeriverBase;
use Drupal\Core\Messenger\MessengerInterface;
use Drupal\Core\Plugin\Discovery\ContainerDeriverInterface;
use Drupal\Core\StringTranslation\StringTranslationTrait;
use Drupal\Core\TypedData\TypedDataManager;
use Drupal\ui_patterns\Definition\PatternDefinition;
use Drupal\ui_patterns\TypedData\PatternDataDefinition;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Class AbstractPatternsDeriver.
 *
 * @package Drupal\ui_patterns\Deriver
 */
abstract class AbstractPatternsDeriver extends DeriverBase implements PatternsDeriverInterface, ContainerDeriverInterface {
  use StringTranslationTrait;

  /**
   * Typed data manager service.
   *
   * @var \Drupal\Core\TypedData\TypedDataManager
   */
  protected $typedDataManager;

  /**
   * The messenger.
   *
   * @var \Drupal\Core\Messenger\MessengerInterface
   */
  protected $messenger;

  /**
   * AbstractPatternsDeriver constructor.
   */
  public function __construct($base_plugin_id, TypedDataManager $typed_data_manager, MessengerInterface $messenger) {
    $this->basePluginId = $base_plugin_id;
    $this->typedDataManager = $typed_data_manager;
    $this->messenger = $messenger;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, $base_plugin_id) {
    return new static($base_plugin_id, $container
      ->get('typed_data_manager'), $container
      ->get('messenger'));
  }

  /**
   * {@inheritdoc}
   */
  public function getDerivativeDefinitions($base_plugin_definition) {
    foreach ($this
      ->getPatterns() as $pattern) {
      $pattern
        ->setDeriver($base_plugin_definition['deriver']);
      $pattern
        ->setClass($base_plugin_definition['class']);
      if ($this
        ->isValidPatternDefinition($pattern)) {
        $this->derivatives[$pattern
          ->id()] = $pattern;
      }
    }
    return $this->derivatives;
  }

  /**
   * Get pattern data object.
   *
   * @param array $definition
   *   Pattern definition array.
   *
   * @return \Drupal\ui_patterns\Definition\PatternDefinition
   *   Pattern definition object.
   */
  protected function getPatternDefinition(array $definition = []) {
    return new PatternDefinition($definition);
  }

  /**
   * Validate pattern definition.
   *
   * @param \Drupal\ui_patterns\Definition\PatternDefinition $definition
   *   Pattern definition.
   *
   * @return bool
   *   Whereas current pattern definition is valid or not.
   */
  protected function isValidPatternDefinition(PatternDefinition $definition) {
    $data_definition = PatternDataDefinition::create();
    $violations = $this->typedDataManager
      ->create($data_definition, $definition
      ->toArray())
      ->validate();
    if ($violations
      ->count()) {

      /** @var \Symfony\Component\Validator\ConstraintViolation $violation */
      $this->messenger
        ->addError($this
        ->t("Pattern ':id' is skipped because of the following validation error(s):", [
        ':id' => $definition
          ->id(),
      ]));
      foreach ($violations as $violation) {
        $message = $this
          ->t('Validation error on ":id.:property": :message', [
          ':id' => $definition
            ->id(),
          ':property' => $violation
            ->getPropertyPath(),
          ':message' => $violation
            ->getMessage(),
        ]);
        $this->messenger
          ->addError($message);
      }
      return FALSE;
    }
    return TRUE;
  }

}

Classes

Name	Description
AbstractPatternsDeriver	Class AbstractPatternsDeriver.