function styleswitcher_style_form_validate in Style Switcher 7.2

Same name and namespace in other branches

1. 6.2 styleswitcher.admin.inc \styleswitcher_style_form_validate()

Form validation handler for styleswitcher_style_form().

See also

styleswitcher_style_form_submit()

File

./styleswitcher.admin.inc, line 260

Styleswitcher configuration functionality.

Code

function styleswitcher_style_form_validate($form, &$form_state) {

  // Trim text values now, so submission handlers get them fully validated.
  // No need to trim name, because it's validated by a machine-name pattern.
  form_set_value($form['label'], trim($form_state['values']['label']), $form_state);
  $path = $form_state['values']['path'];
  if ($path === '') {

    // Set the path back to NULL.
    form_set_value($form['path'], NULL, $form_state);
  }
  else {
    $path = trim($path);
    form_set_value($form['path'], $path, $form_state);
    if (!is_file($path) && !url_is_external($path)) {
      form_set_error('path', t('Stylesheet file %path does not exist.', array(
        '%path' => $path,
      )));
    }
  }
}