1 filter.pages.inc | filter_format_editor_link_form_validate($form, &$form_state) |
Validate handler for filter_format_editor_link_form().
File
- core/
modules/ filter/ filter.pages.inc, line 421 - User page callbacks for the Filter module.
Code
function filter_format_editor_link_form_validate($form, &$form_state) {
if (isset($form_state['values']['attributes']['class'])) {
$classes = explode(' ', $form_state['values']['attributes']['class']);
$clean_classes = array();
foreach ($classes as $class_name) {
$clean_classes[] = backdrop_clean_css_identifier($class_name, array());
}
$form_state['values']['attributes']['class'] = implode(' ', $clean_classes);
}
}