Ng2Block.php in Decoupled Blocks 8

Namespace

Drupal\pdb_ng2\Plugin\Block

File

modules/pdb_ng2/src/Plugin/Block/Ng2Block.php

<?php

namespace Drupal\pdb_ng2\Plugin\Block;

use Drupal\pdb\Plugin\Block\PdbBlock;

/**
 * Exposes an Angular 2 component as a block.
 *
 * @Block(
 *   id = "ng2_component",
 *   admin_label = @Translation("Angular 2 component"),
 *   deriver = "\Drupal\pdb_ng2\Plugin\Derivative\Ng2BlockDeriver"
 * )
 */
class Ng2Block extends PdbBlock {

  /**
   * {@inheritdoc}
   */
  public function build() {
    $info = $this
      ->getComponentInfo();
    $machine_name = $info['machine_name'];
    $build = parent::build();
    $build['#allowed_tags'] = [
      $machine_name,
    ];
    $build['#markup'] = '<' . $machine_name . ' id="instance-id-' . $this->configuration['uuid'] . '"></' . $machine_name . '>';
    return $build;
  }

  /**
   * {@inheritdoc}
   */
  public function attachFramework(array $component) {
    $attached = [];
    $attached['drupalSettings']['pdb']['ng2']['global_injectables'] = [];
    return $attached;
  }

  /**
   * {@inheritdoc}
   */
  public function attachSettings(array $component) {
    $attached = parent::attachSettings($component);
    $machine_name = $component['machine_name'];
    $uuid = $this->configuration['uuid'];
    $attached['drupalSettings']['pdb']['ng2']['components']['instance-id-' . $uuid] = [
      'uri' => $component['path'],
      'element' => $machine_name,
    ];

    // Check if ng_class_name was defined.
    if (!empty($component['ng_class_name'])) {

      // Add "ngClassName" value.
      $attached['drupalSettings']['pdb']['ng2']['components']['instance-id-' . $uuid] += [
        'ngClassName' => $component['ng_class_name'],
      ];
    }
    $attached['drupalSettings']['pdb']['ng2']['module_path'] = drupal_get_path('module', 'pdb_ng2');
    $config_settings = \Drupal::config('pdb_ng2.settings');
    if (isset($config_settings)) {
      $attached['drupalSettings']['pdb']['ng2']['development_mode'] = $config_settings
        ->get('development_mode');
    }
    else {
      $attached['drupalSettings']['pdb']['ng2']['development_mode'] = TRUE;
    }
    return $attached;
  }

  /**
   * {@inheritdoc}
   */
  public function attachLibraries(array $component) {
    $parent_libraries = parent::attachLibraries($component);
    $framework_libraries = [
      'pdb_ng2/pdb.ng2.config',
    ];
    $libraries = [
      'library' => array_merge($parent_libraries, $framework_libraries),
    ];
    return $libraries;
  }

}

Classes

Name	Description
Ng2Block	Exposes an Angular 2 component as a block.