function field_collection_remove_js in Field collection 7

AJAX callback for removing a field collection item.

This returns the new page content to replace the page content made obsolete by the form submission.

See also

field_collection_remove_submit()

1 string reference to 'field_collection_remove_js'

field_collection_field_widget_form in ./field_collection.module

Implements hook_field_widget_form().

File

./field_collection.module, line 1550

Module implementing field collection field type.

Code

function field_collection_remove_js($form, $form_state) {
  $button = $form_state['triggering_element'];

  // Go one level up in the form, to the widgets container.
  $element = drupal_array_get_nested_value($form, array_slice($button['#array_parents'], 0, -2));
  $field_name = $element['#field_name'];
  $langcode = $element['#language'];
  $parents = $element['#field_parents'];
  $field_state = field_form_get_state($parents, $field_name, $langcode, $form_state);
  $field = $field_state['field'];
  if ($field['cardinality'] != FIELD_CARDINALITY_UNLIMITED) {
    return;
  }
  return $element;
}