From 3cb77da11d4eb3420a7f720ece66df91588fe433 Mon Sep 17 00:00:00 2001
From: Mateusz Turcza <xemlock@gmail.com>
Date: Sun, 4 Mar 2018 19:22:03 +0100
Subject: [PATCH] Make tagName and node data detection hhvm compatible (#170)

---
 library/HTMLPurifier/Lexer/DOMLex.php | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/library/HTMLPurifier/Lexer/DOMLex.php b/library/HTMLPurifier/Lexer/DOMLex.php
index 6238a99e..ebbcbb16 100644
--- a/library/HTMLPurifier/Lexer/DOMLex.php
+++ b/library/HTMLPurifier/Lexer/DOMLex.php
@@ -133,11 +133,11 @@ class HTMLPurifier_Lexer_DOMLex extends HTMLPurifier_Lexer
      */
     protected function getTagName($node)
     {
-        if (property_exists($node, 'tagName')) {
+        if (isset($node->tagName)) {
             return $node->tagName;
-        } else if (property_exists($node, 'nodeName')) {
+        } else if (isset($node->nodeName)) {
             return $node->nodeName;
-        } else if (property_exists($node, 'localName')) {
+        } else if (isset($node->localName)) {
             return $node->localName;
         }
         return null;
@@ -150,11 +150,11 @@ class HTMLPurifier_Lexer_DOMLex extends HTMLPurifier_Lexer
      */
     protected function getData($node)
     {
-        if (property_exists($node, 'data')) {
+        if (isset($node->data)) {
             return $node->data;
-        } else if (property_exists($node, 'nodeValue')) {
+        } else if (isset($node->nodeValue)) {
             return $node->nodeValue;
-        } else if (property_exists($node, 'textContent')) {
+        } else if (isset($node->textContent)) {
             return $node->textContent;
         }
         return null;