function menu_breadcrumb_admin_settings_form_validate in Menu Breadcrumb 6

Same name and namespace in other branches

1. 7 menu_breadcrumb.module \menu_breadcrumb_admin_settings_form_validate()

Form validation handler.

File

./menu_breadcrumb.module, line 517

The main file for the menu_breadcrumb module.

Code

function menu_breadcrumb_admin_settings_form_validate($form, &$form_state) {
  $patterns =& $form_state['values']['menu_breadcrumb_menu_patterns'];

  // Filter white-space before saving patterns.
  $patterns = trim($patterns);
  $patterns = preg_replace('/\\s*[\\r\\n]+\\s*/', "\n", $patterns);

  // Check patterns against required syntax.
  if ($patterns) {
    foreach (explode("\n", $patterns) as $pattern) {
      if (!preg_match(MENU_BREADCRUMB_REGEX_MATCH, $pattern)) {
        $t_args = array(
          '%pattern' => $pattern,
          '%regex' => MENU_BREADCRUMB_REGEX_MATCH,
        );
        form_set_error('menu_breadcrumb_menu_patterns', t("Invalid pattern syntax: %pattern does not match %regex", $t_args));
      }
    }
  }
}