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);
}