Merge pull request #24 from jagermesh/UndefinedIndex

Fix for Notice: Undefined index: og:image

1 files changed, 1 insertions, 1 deletions

diff --git a/src/HTMLParser.php b/src/HTMLParser.php
index b1a5809..903e466 100644
--- a/src/HTMLParser.php
+++ b/src/HTMLParser.php
@@ -466,7 +466,7 @@ class HTMLParser
         }
 
         if (array_key_exists('og:image', $values) || array_key_exists('twitter:image', $values)) {
-            $metadata['image'] = ($values['og:image']) ? $values['og:image'] : $values['twitter:image'];
+            $metadata['image'] = array_key_exists('og:image', $values) ? $values['og:image'] : $values['twitter:image'];
         } else {
             $metadata['image'] = null;
         }