function block_admin_configure_validate

7.x block.admin.inc block_admin_configure_validate($form, &$form_state)
6.x block.admin.inc block_admin_configure_validate($form, &$form_state)

Form validation handler for block_admin_configure().

See also

block_admin_configure()

block_admin_configure_submit()

File

drupal-7.x/modules/block/block.admin.inc, line 448
Admin page callbacks for the block module.

Code

function block_admin_configure_validate($form, &$form_state) {
  if ($form_state['values']['module'] == 'block') {
    $custom_block_exists = (bool) db_query_range('SELECT 1 FROM {block_custom} WHERE bid <> :bid AND info = :info', 0, 1, array(
      ':bid' => $form_state['values']['delta'],
      ':info' => $form_state['values']['info'],
    ))->fetchField();
    if (empty($form_state['values']['info']) || $custom_block_exists) {
      form_set_error('info', t('Ensure that each block description is unique.'));
    }
  }
}