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

---
 .../HTMLPurifier/Strategy/ValidateAttributes.php   | 39 ++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100755 lib/htmlpurifier/library/HTMLPurifier/Strategy/ValidateAttributes.php

(limited to 'lib/htmlpurifier/library/HTMLPurifier/Strategy/ValidateAttributes.php')

diff --git a/lib/htmlpurifier/library/HTMLPurifier/Strategy/ValidateAttributes.php b/lib/htmlpurifier/library/HTMLPurifier/Strategy/ValidateAttributes.php
new file mode 100755
index 000000000..c3328a9d4
--- /dev/null
+++ b/lib/htmlpurifier/library/HTMLPurifier/Strategy/ValidateAttributes.php
@@ -0,0 +1,39 @@
+<?php
+
+/**
+ * Validate all attributes in the tokens.
+ */
+
+class HTMLPurifier_Strategy_ValidateAttributes extends HTMLPurifier_Strategy
+{
+
+    public function execute($tokens, $config, $context) {
+
+        // setup validator
+        $validator = new HTMLPurifier_AttrValidator();
+
+        $token = false;
+        $context->register('CurrentToken', $token);
+
+        foreach ($tokens as $key => $token) {
+
+            // only process tokens that have attributes,
+            //   namely start and empty tags
+            if (!$token instanceof HTMLPurifier_Token_Start && !$token instanceof HTMLPurifier_Token_Empty) continue;
+
+            // skip tokens that are armored
+            if (!empty($token->armor['ValidateAttributes'])) continue;
+
+            // note that we have no facilities here for removing tokens
+            $validator->validateToken($token, $config, $context);
+
+            $tokens[$key] = $token; // for PHP 4
+        }
+        $context->destroy('CurrentToken');
+
+        return $tokens;
+    }
+
+}
+
+// vim: et sw=4 sts=4
-- 
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