function resource_hints_admin_form_validate in Resource Hints 7.2

Same name and namespace in other branches

1. 7 resource_hints.admin.inc \resource_hints_admin_form_validate()

Implements hook_form_validate().

1 string reference to 'resource_hints_admin_form_validate'

resource_hints_dns_prefetch_admin in ./resource_hints.admin.inc

Form constructor for the resource hints admin form.

File

./resource_hints.admin.inc, line 128

Admin page callbacks for the resource hints module.

Code

function resource_hints_admin_form_validate($form, &$form_state) {
  $fields = array(
    'resource_hints_dns_prefetch_resources',
    'resource_hints_preconnect_resources',
    'resource_hints_prefetch_resources',
    'resource_hints_prerender_resources',
  );
  foreach ($fields as $field) {
    $values = $form_state['values'][$field];
    $values = explode(PHP_EOL, $values);
    foreach ($values as $value) {
      $value = trim($value);
      if (strlen($value) && (drupal_strip_dangerous_protocols($value) != $value || !valid_url($value))) {
        form_set_error($field, t('Please enter valid URLs.'));
        break 2;
      }
    }
  }
}