X-Git-Url: http://aleph1.co.uk/gitweb/?a=blobdiff_plain;f=vendor%2Fezyang%2Fhtmlpurifier%2Flibrary%2FHTMLPurifier%2FInjector.php;h=116b470c374a30224f23c659fb65f7a7e98a1ae2;hb=4e1bfbf98b844da83b18aca92ef00f11a4735806;hp=5060eef9e239336f09fe545204ccab1620918430;hpb=a2bd1bf0c2c1f1a17d188f4dc0726a45494cefae;p=yaffs-website

diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Injector.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Injector.php
index 5060eef9e..116b470c3 100644
--- a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Injector.php
+++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Injector.php
@@ -157,11 +157,13 @@ abstract class HTMLPurifier_Injector
             return false;
         }
         // check for exclusion
-        for ($i = count($this->currentNesting) - 2; $i >= 0; $i--) {
-            $node = $this->currentNesting[$i];
-            $def  = $this->htmlDefinition->info[$node->name];
-            if (isset($def->excludes[$name])) {
-                return false;
+        if (!empty($this->currentNesting)) {
+            for ($i = count($this->currentNesting) - 2; $i >= 0; $i--) {
+                $node = $this->currentNesting[$i];
+                $def  = $this->htmlDefinition->info[$node->name];
+                if (isset($def->excludes[$name])) {
+                    return false;
+                }
             }
         }
         return true;