function bulk_photo_nodes_add_more_button_validate in Bulk File Nodes 7

Removes value of Add more button

1 string reference to 'bulk_photo_nodes_add_more_button_validate'

bulk_photo_nodes_recursive_ajax in ./bulk_photo_nodes.module

Adds an #ajax property recursively to all elements of a form.

File

./bulk_photo_nodes.module, line 954

hooks and helper functions for bulk photo node.

Code

function bulk_photo_nodes_add_more_button_validate(&$element, &$form_state, $form) {
  $ref =& $form_state['values'];
  end($element['#parents']);
  $last_key = key($element['#parents']);
  foreach ($element['#parents'] as $key => $parent) {
    if ($key == $last_key) {
      unset($ref[$parent]);
    }
    else {
      $ref =& $ref[$parent];
    }
  }
}