function mefibs_set_form_id_recursive in MEFIBS - More exposed forms in blocks 7

Same name and namespace in other branches

1. 8 mefibs.module \mefibs_set_form_id_recursive()

Recursivly prefix the #id attribute of all elements in a form.

Parameters

array $form: Form API array.

string $prefix: The string to use as a prefix.

1 call to mefibs_set_form_id_recursive()

mefibs_exposed_block_form in ./mefibs.module

Form builder for the additional exposed form.

File

./mefibs.module, line 784

Primarily Drupal hooks and global API functions to manipulate views and to provide an additional block with an exposed filter form.

Code

function mefibs_set_form_id_recursive(&$form, $prefix) {
  foreach (element_children($form) as $element) {
    if ($element == 'mefibs_form') {
      continue;
    }
    if (isset($form[$element]['#id'])) {
      if (strpos($form[$element]['#id'], 'edit-') === 0) {
        $form[$element]['#id'] = drupal_html_id('edit-' . $prefix . '-' . substr($form[$element]['#id'], 5));
      }
      else {
        $form[$element]['#id'] = drupal_html_id($prefix . '-' . $form[$element]['#id']);
      }
    }
    if (count(element_children($form[$element]))) {
      mefibs_set_form_id_recursive($form[$element], $prefix);
    }
  }
}