DummyFields.php in Search API Solr 4.x

Namespace

Drupal\search_api_solr\Plugin\search_api\processor

File

src/Plugin/search_api/processor/DummyFields.php

<?php

namespace Drupal\search_api_solr\Plugin\search_api\processor;

use Drupal\search_api\Datasource\DatasourceInterface;
use Drupal\search_api\Item\ItemInterface;
use Drupal\search_api\Processor\ProcessorPluginBase;
use Drupal\search_api_solr\Plugin\search_api\processor\Property\DummyFieldProperty;

/**
 * Adds dummy fields to the indexed data.
 *
 * @SearchApiProcessor(
 *   id = "solr_dummy_fields",
 *   label = @Translation("Solr dummy fields"),
 *   description = @Translation("Adds dummy fields to all datasources to register a pseudo field names that get their values via API, for example hook_search_api_solr_documents_alter()."),
 *   stages = {
 *     "add_properties" = 0,
 *   },
 *   locked = false,
 *   hidden = false,
 * )
 */
class DummyFields extends ProcessorPluginBase {

  /**
   * {@inheritdoc}
   */
  public function getPropertyDefinitions(DatasourceInterface $datasource = NULL) {
    $properties = [];
    if ($datasource) {
      $definition = [
        'label' => $this
          ->t('Dummy field'),
        'description' => $this
          ->t('Adds dummy field that gets its values via API, for example hook_search_api_solr_documents_alter().'),
        'type' => 'string',
        'processor_id' => $this
          ->getPluginId(),
        'is_list' => TRUE,
      ];
      $properties['dummy_field'] = new DummyFieldProperty($definition);
    }
    return $properties;
  }

  /**
   * {@inheritdoc}
   */
  public function addFieldValues(ItemInterface $item) {
    $fields = $this
      ->getFieldsHelper()
      ->filterForPropertyPath($item
      ->getFields(), $item
      ->getDatasourceId(), 'dummy_field');
    foreach ($fields as $field) {
      $configuration = $field
        ->getConfiguration();
      $field
        ->addValue($configuration['dummy_value']);
    }
  }

}

Classes

Name	Description
DummyFields	Adds dummy fields to the indexed data.