From f45a286b8d62f710b519a98c7d4b75a0c34d5d10 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@bah.org.ru>
Date: Mon, 22 Jun 2009 13:56:49 +0400
Subject: strip_tags_long: use htmlpurifier to properly reformat html content

---
 .../library/HTMLPurifier/VarParser/Native.php      | 26 ++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100755 lib/htmlpurifier/library/HTMLPurifier/VarParser/Native.php

(limited to 'lib/htmlpurifier/library/HTMLPurifier/VarParser/Native.php')

diff --git a/lib/htmlpurifier/library/HTMLPurifier/VarParser/Native.php b/lib/htmlpurifier/library/HTMLPurifier/VarParser/Native.php
new file mode 100755
index 000000000..b02a6de54
--- /dev/null
+++ b/lib/htmlpurifier/library/HTMLPurifier/VarParser/Native.php
@@ -0,0 +1,26 @@
+<?php
+
+/**
+ * This variable parser uses PHP's internal code engine. Because it does
+ * this, it can represent all inputs; however, it is dangerous and cannot
+ * be used by users.
+ */
+class HTMLPurifier_VarParser_Native extends HTMLPurifier_VarParser
+{
+
+    protected function parseImplementation($var, $type, $allow_null) {
+        return $this->evalExpression($var);
+    }
+
+    protected function evalExpression($expr) {
+        $var = null;
+        $result = eval("\$var = $expr;");
+        if ($result === false) {
+            throw new HTMLPurifier_VarParserException("Fatal error in evaluated code");
+        }
+        return $var;
+    }
+
+}
+
+// vim: et sw=4 sts=4
-- 
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