function filefield_widget_validate in FileField 6.3

An #element_validate callback for the filefield_widget field.

1 string reference to 'filefield_widget_validate'

filefield_elements in ./filefield.module

Implementation of hook_elements().

File

./filefield_widget.inc, line 463

This file contains CCK widget related functionality.

Code

function filefield_widget_validate(&$element, &$form_state) {

  // If referencing an existing file, only allow if there are existing
  // references. This prevents unmanaged files (outside of FileField) from
  // being deleted if this node were to be deleted.
  if (!empty($element['fid']['#value'])) {
    $field = content_fields($element['#field_name'], $element['#type_name']);
    if ($file = field_file_load($element['fid']['#value'])) {
      $file = (object) $file;
      if ($file->status == FILE_STATUS_PERMANENT) {
        if (field_file_references($file) == 0 || variable_get('file_downloads', FILE_DOWNLOADS_PUBLIC) == FILE_DOWNLOADS_PRIVATE && function_exists('file_download_access') && !file_download_access($file->filepath)) {
          form_error($element, t('Referencing to the file used in the %field field is not allowed.', array(
            '%field' => $element['#title'],
          )));
        }
      }
    }
    else {
      form_error($element, t('The file referenced by the %field field does not exist.', array(
        '%field' => $element['#title'],
      )));
    }
  }
}