WSExampleBlockDecoder.php in Web Service Data 2.0.x

Namespace

Drupal\wsdata_example\Plugin\WSDecoder

File

modules/wsdata_example/src/Plugin/WSDecoder/WSExampleBlockDecoder.php

<?php

namespace Drupal\wsdata_example\Plugin\WSDecoder;

use Drupal\wsdata\Plugin\WSDecoderBase;
use Drupal\Component\Serialization\Json;

/**
 * JSON Decoder.
 *
 * @WSDecoder(
 *   id = "ExampleBlockDecoder",
 *   label = @Translation("Example block decoder", context = "WSDecoder"),
 * )
 */
class WSExampleBlockDecoder extends WSDecoderBase {

  /**
   * {@inheritdoc}
   */
  public function decode($data) {
    $items = [];
    if (!isset($data) || empty($data)) {
      return;
    }

    // Remove UTF-8 BOM if present, json_decode() does not like it.
    if (substr($data, 0, 3) == pack("CCC", 0xef, 0xbb, 0xbf)) {
      $data = substr($data, 3);
    }
    $data = trim($data);
    $json_data = Json::decode($data);
    foreach ($json_data as $element) {
      $items[] = [
        '#markup' => '<h2>' . $element['title'] . '</h2><p>' . $element['body'] . '</p>',
      ];
    }
    $content = [
      '#theme' => 'item_list',
      '#list_type' => 'ul',
      '#title' => 'My List',
      '#items' => $items,
      '#attributes' => [
        'class' => 'mylist',
      ],
      '#wrapper_attributes' => [
        'class' => 'container',
      ],
    ];
    return \Drupal::service('renderer')
      ->render($content);
  }

  /**
   * {@inheritdoc}
   */
  public function accepts() {
    return [
      'text/json',
    ];
  }

}

Classes

Name	Description
WSExampleBlockDecoder	JSON Decoder.