From 4ce3deba26f22917530ba099e226342e86ee5a71 Mon Sep 17 00:00:00 2001
From: "Edward Z. Yang" <edwardzyang@thewritingpot.com>
Date: Thu, 15 May 2008 04:32:05 +0000
Subject: [PATCH] [2.1.4] [MFH] Recursive auto-close with <span><span><div>
 from r1492

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/branches/php4@1713 48356398-32a2-884e-a903-53898d9a118a
---
 NEWS                                               | 2 ++
 library/HTMLPurifier/Strategy/MakeWellFormed.php   | 5 ++---
 tests/HTMLPurifier/Strategy/MakeWellFormedTest.php | 7 +++++++
 3 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/NEWS b/NEWS
index 88793641..57a3511e 100644
--- a/NEWS
+++ b/NEWS
@@ -14,6 +14,8 @@ NEWS ( CHANGELOG and HISTORY )                                     HTMLPurifier
 ! CSS properties are now case-insensitive
 - Colors missing # but in hex form will be corrected
 - CSS Number algorithm improved
+- Autoclose now operates iteratively, i.e. <span><span><div> now has
+  both span tags closed.
 
 2.1.3, released 2007-11-05
 ! tests/multitest.php allows you to test multiple versions by running
diff --git a/library/HTMLPurifier/Strategy/MakeWellFormed.php b/library/HTMLPurifier/Strategy/MakeWellFormed.php
index 4b6f498f..30208ba1 100644
--- a/library/HTMLPurifier/Strategy/MakeWellFormed.php
+++ b/library/HTMLPurifier/Strategy/MakeWellFormed.php
@@ -158,10 +158,9 @@ class HTMLPurifier_Strategy_MakeWellFormed extends HTMLPurifier_Strategy
                     // the parent
                     if (!isset($parent_info->child->elements[$token->name])) {
                         if ($e) $e->send(E_NOTICE, 'Strategy_MakeWellFormed: Tag auto closed', $parent);
-                        // close the parent, then append the token
+                        // close the parent, then re-loop to reprocess token
                         $result[] = new HTMLPurifier_Token_End($parent->name);
-                        $result[] = $token;
-                        $this->currentNesting[] = $token;
+                        $this->inputIndex--;
                         continue;
                     }
                     
diff --git a/tests/HTMLPurifier/Strategy/MakeWellFormedTest.php b/tests/HTMLPurifier/Strategy/MakeWellFormedTest.php
index a227d6a7..4f5df04e 100644
--- a/tests/HTMLPurifier/Strategy/MakeWellFormedTest.php
+++ b/tests/HTMLPurifier/Strategy/MakeWellFormedTest.php
@@ -82,5 +82,12 @@ class HTMLPurifier_Strategy_MakeWellFormedTest extends HTMLPurifier_StrategyHarn
         );
     }
     
+    function testAutoCloseMultiple() {
+        $this->assertResult(
+            '<span><span><div></div>',
+            '<span><span></span></span><div></div>'
+        );
+    }
+    
 }