public function ProviderRepository::getAll in Drupal 9

Same name in this branch

1. 9 core/modules/media/src/OEmbed/ProviderRepository.php \Drupal\media\OEmbed\ProviderRepository::getAll()
2. 9 core/modules/media/tests/modules/media_test_oembed/src/ProviderRepository.php \Drupal\media_test_oembed\ProviderRepository::getAll()

Same name and namespace in other branches

1. 8 core/modules/media/src/OEmbed/ProviderRepository.php \Drupal\media\OEmbed\ProviderRepository::getAll()

Returns information on all available oEmbed providers.

Return value

\Drupal\media\OEmbed\Provider[] Returns an array of provider value objects, keyed by provider name.

Throws

\Drupal\media\OEmbed\ProviderException If the oEmbed provider information cannot be retrieved.

Overrides ProviderRepositoryInterface::getAll

2 calls to ProviderRepository::getAll()

ProviderRepository::get in core/modules/media/src/OEmbed/ProviderRepository.php

Returns information for a specific oEmbed provider.

ProviderRepository::getAll in core/modules/media/tests/modules/media_test_oembed/src/ProviderRepository.php

Returns information on all available oEmbed providers.

1 method overrides ProviderRepository::getAll()

ProviderRepository::getAll in core/modules/media/tests/modules/media_test_oembed/src/ProviderRepository.php

Returns information on all available oEmbed providers.

File

core/modules/media/src/OEmbed/ProviderRepository.php, line 113

Class

ProviderRepository

Retrieves and caches information about oEmbed providers.

Namespace

Drupal\media\OEmbed

Code

public function getAll() {
  $current_time = $this->time
    ->getCurrentTime();
  $stored = $this->keyValue
    ->get('oembed_providers');

  // If we have stored data that hasn't yet expired, return that. We need to
  // store the data in a key-value store because, if the remote provider
  // database is unavailable, we'd rather return stale data than throw an
  // exception. This means we cannot use a normal cache backend or expirable
  // key-value store, since those could delete the stale data at any time.
  if ($stored && $stored['expires'] > $current_time) {
    return $stored['data'];
  }
  try {
    $response = $this->httpClient
      ->request('GET', $this->providersUrl);
  } catch (TransferException $e) {
    if (isset($stored['data'])) {

      // Use the stale data to fall back gracefully, but warn site
      // administrators that we used stale data.
      $this->logger
        ->warning('Remote oEmbed providers could not be retrieved due to error: @error. Using previously stored data. This may contain out of date information.', [
        '@error' => $e
          ->getMessage(),
      ]);
      return $stored['data'];
    }

    // We have no previous data and the request failed.
    throw new ProviderException("Could not retrieve the oEmbed provider database from {$this->providersUrl}", NULL, $e);
  }
  $providers = Json::decode((string) $response
    ->getBody());
  if (!is_array($providers) || empty($providers)) {
    if (isset($stored['data'])) {

      // Use the stale data to fall back gracefully, but as above, warn site
      // administrators that we used stale data.
      $this->logger
        ->warning('Remote oEmbed providers database returned invalid or empty list. Using previously stored data. This may contain out of date information.');
      return $stored['data'];
    }

    // We have no previous data and the current data is corrupt.
    throw new ProviderException('Remote oEmbed providers database returned invalid or empty list.');
  }
  $keyed_providers = [];
  foreach ($providers as $provider) {
    try {
      $name = (string) $provider['provider_name'];
      $keyed_providers[$name] = new Provider($provider['provider_name'], $provider['provider_url'], $provider['endpoints']);
    } catch (ProviderException $e) {

      // Skip invalid providers, but log the exception message to help with
      // debugging.
      $this->logger
        ->warning($e
        ->getMessage());
    }
  }
  $this->keyValue
    ->set('oembed_providers', [
    'data' => $keyed_providers,
    'expires' => $current_time + $this->maxAge,
  ]);
  return $keyed_providers;
}