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-rw-r--r--lib/htmlpurifier/library/HTMLPurifier/ChildDef/Optional.php26
1 files changed, 0 insertions, 26 deletions
diff --git a/lib/htmlpurifier/library/HTMLPurifier/ChildDef/Optional.php b/lib/htmlpurifier/library/HTMLPurifier/ChildDef/Optional.php
deleted file mode 100644
index 32bcb9898..000000000
--- a/lib/htmlpurifier/library/HTMLPurifier/ChildDef/Optional.php
+++ /dev/null
@@ -1,26 +0,0 @@
-<?php
-
-/**
- * Definition that allows a set of elements, and allows no children.
- * @note This is a hack to reuse code from HTMLPurifier_ChildDef_Required,
- * really, one shouldn't inherit from the other. Only altered behavior
- * is to overload a returned false with an array. Thus, it will never
- * return false.
- */
-class HTMLPurifier_ChildDef_Optional extends HTMLPurifier_ChildDef_Required
-{
- public $allow_empty = true;
- public $type = 'optional';
- public function validateChildren($tokens_of_children, $config, $context) {
- $result = parent::validateChildren($tokens_of_children, $config, $context);
- // we assume that $tokens_of_children is not modified
- if ($result === false) {
- if (empty($tokens_of_children)) return true;
- elseif ($this->whitespace) return $tokens_of_children;
- else return array();
- }
- return $result;
- }
-}
-
-// vim: et sw=4 sts=4