--- /dev/null
+/**
+ * Implements hook_field_prepare_translation().
+ */
+function {{ machine_name }}_field_prepare_translation($entity_type, $entity, $field, $instance, $langcode, &$items, $source_entity, $source_langcode) {
+ // If the translating user is not permitted to use the assigned text format,
+ // we must not expose the source values.
+ $field_name = $field['field_name'];
+ $formats = filter_formats();
+ $format_id = $source_entity->{$field_name}[$source_langcode][0]['format'];
+ if (!filter_access($formats[$format_id])) {
+ $items = array();
+ }
+}