function download_field_formatter_view in Download 7

Same name and namespace in other branches

1. 7.2 download.module \download_field_formatter_view()

Implements hook_field_formatter_view().

File

./download.module, line 63

Handles module administration and download link

Code

function download_field_formatter_view($entity_type, $entity, $field, $instance, $langcode, $items, $display) {
  $element = array();
  switch ($display['type']) {
    case 'download_link_formatter':
      foreach ($items as $delta => $item) {
        if ($item['download_fields']) {
          $fields = explode(';', $item['download_fields']);
          $valid_file_found = FALSE;
          foreach ($fields as $fieldname) {
            if (isset($entity->{$fieldname})) {
              foreach ($entity->{$fieldname} as $field_array) {
                foreach ($field_array as $file) {
                  if (file_valid_uri($file['uri'])) {
                    $valid_file_found = TRUE;
                    break;
                  }
                }
              }
            }
          }
          if ($valid_file_found) {
            $element[$delta] = array(
              '#theme' => 'link',
              '#text' => $item['download_label'],
              '#path' => 'download/' . $entity->nid . '-' . $delta . '.zip',
              '#options' => array(
                'attributes' => array(),
                'html' => FALSE,
              ),
            );
          }
        }
      }
      break;
  }
  return $element;
}