function file_field_delete_revision

Implements hook_field_delete_revision().

File

modules/file/file.field.inc, line 324

Code

function file_field_delete_revision($entity_type, $entity, $field, $instance, $langcode, &$items) {
    list($id, $vid, $bundle) = entity_extract_ids($entity_type, $entity);
    foreach ($items as $delta => $item) {
        // Decrement the file usage count by 1 and delete the file if possible.
        if (file_field_delete_file($item, $field, $entity_type, $id)) {
            $items[$delta] = NULL;
        }
    }
}