function block_box_add_validate in Drupal 4

File

modules/block.module, line 467

Controls the boxes that are displayed around the main content.

Code

function block_box_add_validate($form_id, $form_values) {
  if (empty($form_values['info']) || db_num_rows(db_query("SELECT info FROM {boxes} WHERE info = '%s'", $form_values['info']))) {
    form_set_error('info', t('Please ensure that each block description is unique.'));
  }
}