function UploadInstance::initializeIterator

Overrides SqlBase::initializeIterator

File

core/modules/file/src/Plugin/migrate/source/d6/UploadInstance.php, line 30

Class

UploadInstance

Drupal 6 upload instance source from database.

Namespace

Code

protected function initializeIterator() {
  $node_types = $this->select('node_type', 'nt')
    ->fields('nt', [
    'type',
  ])
    ->execute()
    ->fetchCol();
  $variables = array_map(function ($type) {
    return 'upload_' . $type;
  }, $node_types);
  $max_filesize = $this->variableGet('upload_uploadsize_default', 1);
  $max_filesize = $max_filesize ? $max_filesize . 'MB' : '';
  $file_extensions = $this->variableGet('upload_extensions_default', 'jpg jpeg gif png txt doc xls pdf ppt pps odt ods odp');
  $return = [];
  $values = $this->select('variable', 'v')
    ->fields('v', [
    'name',
    'value',
  ])
    ->condition('v.name', $variables, 'IN')
    ->execute()
    ->fetchAllKeyed();
  foreach ($node_types as $node_type) {
    $name = 'upload_' . $node_type;
    // By default, file attachments in D6 are enabled unless upload_<type> is
    // false, so include types where the upload-variable is not set.
    $enabled = !isset($values[$name]) || unserialize($values[$name]);
    if ($enabled) {
      $return[$node_type]['node_type'] = $node_type;
      $return[$node_type]['max_filesize'] = $max_filesize;
      $return[$node_type]['file_extensions'] = $file_extensions;
    }
  }
  return new \ArrayIterator($return);
}