1 files changed, 21 insertions, 0 deletions
diff --git a/library/HTMLPurifier/AttrTransform/Name.php b/library/HTMLPurifier/AttrTransform/Name.php
new file mode 100644
index 000000000..15315bc73
--- /dev/null
+++ b/library/HTMLPurifier/AttrTransform/Name.php
@@ -0,0 +1,21 @@
+<?php
+
+/**
+ * Pre-transform that changes deprecated name attribute to ID if necessary
+ */
+class HTMLPurifier_AttrTransform_Name extends HTMLPurifier_AttrTransform
+{
+
+    public function transform($attr, $config, $context) {
+        // Abort early if we're using relaxed definition of name
+        if ($config->get('HTML.Attr.Name.UseCDATA')) return $attr;
+        if (!isset($attr['name'])) return $attr;
+        $id = $this->confiscateAttr($attr, 'name');
+        if ( isset($attr['id']))   return $attr;
+        $attr['id'] = $id;
+        return $attr;
+    }
+
+}
+
+// vim: et sw=4 sts=4