From bfd24fcc04aec6cc9b6893e0754f98fac293ebb0 Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Wed, 2 Oct 2013 13:15:29 +0200
Subject: Use DOMDocument LIBXML_PARSEHUGE and LIBXML_COMPACT options if
 possible (#1489302)

---
 program/lib/Roundcube/rcube_washtml.php | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'program/lib/Roundcube/rcube_washtml.php')

diff --git a/program/lib/Roundcube/rcube_washtml.php b/program/lib/Roundcube/rcube_washtml.php
index 8f7fe9749..a42b61aac 100644
--- a/program/lib/Roundcube/rcube_washtml.php
+++ b/program/lib/Roundcube/rcube_washtml.php
@@ -377,7 +377,14 @@ class rcube_washtml
         // Detect max nesting level (for dumpHTML) (#1489110)
         $this->max_nesting_level = (int) @ini_get('xdebug.max_nesting_level');
 
-        @$node->loadHTML($html);
+        // Use optimizations if supported
+        if (version_compare(PHP_VERSION, '5.4.0', '>=')) {
+            @$node->loadHTML($html, LIBXML_PARSEHUGE | LIBXML_COMPACT);
+        }
+        else {
+            @$node->loadHTML($html);
+        }
+
         return $this->dumpHtml($node);
     }
 
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