public function SolrExtractor::extract in Search API attachments 8

Same name and namespace in other branches

1. 9.0.x src/Plugin/search_api_attachments/SolrExtractor.php \Drupal\search_api_attachments\Plugin\search_api_attachments\SolrExtractor::extract()

Extract file with a search api solr backend.

Parameters

\Drupal\file\Entity\File $file: A file object.

Return value

string The text extracted from the file.

Overrides TextExtractorPluginBase::extract

File

src/Plugin/search_api_attachments/SolrExtractor.php, line 61

Class

SolrExtractor

Provides solr extractor.

Namespace

Drupal\search_api_attachments\Plugin\search_api_attachments

Code

public function extract(File $file) {
  $filepath = $this
    ->getRealpath($file
    ->getFileUri());

  // Load the chosen Solr server entity.
  $conditions = [
    'status' => TRUE,
    'id' => $this->configuration['solr_server'],
  ];
  $server = $this->entityTypeManager
    ->getStorage('search_api_server')
    ->loadByProperties($conditions);
  $server = reset($server);

  // Get the Solr backend.

  /** @var \Drupal\search_api_solr\Plugin\search_api\backend\SearchApiSolrBackend $backend */
  $backend = $server
    ->getBackend();
  if (!$backend
    ->isAvailable()) {
    throw new \Exception('Solr Exctractor is not available.');
  }

  // Extract the content.
  $xml_data = $backend
    ->extractContentFromFile($filepath);
  return self::extractBody($xml_data);
}