af_readability: encoding may be lower case

diff --git a/plugins/af_readability/init.php b/plugins/af_readability/init.php
index f5794d790335d3f02383d945f5a2d070314e1c42..b4ccdd335d64a7668cba1d089f8797096b3f4477 100644 (file)
--- a/plugins/af_readability/init.php
+++ b/plugins/af_readability/init.php
@@ -123,7 +123,7 @@ class Af_Readability extends Plugin {
                        if (!$tmpdoc->loadHTML($tmp))
                                return $article;
 
-                       if ($tmpdoc->encoding != 'UTF-8') {
+                       if (strtolower($tmpdoc->encoding) != 'utf-8') {
                                $tmpxpath = new DOMXPath($tmpdoc);
 
                                foreach ($tmpxpath->query("//meta") as $elem) {