function recaptcha_mailhide_update_6100 in reCAPTCHA 6

Issue #2473329: Remove obsolete variables.

File

recaptcha_mailhide/recaptcha_mailhide.install, line 11

Provides install, updated, and uninstall functions for recaptcha_mailhide.

Code

function recaptcha_mailhide_update_6100() {
  $ret = array();

  // recaptcha_mailhide no longer uses any variables.
  db_query("DELETE FROM {variable} WHERE name LIKE '%s'", 'recaptcha_mailhide_%');
  cache_clear_all('variables', 'cache');
  $ret[] = array(
    'success' => TRUE,
    'query' => 'Removed obsolete variables.',
  );
  return $ret;
}