From 09f343c9e0da804e051953088664c8c56e0e9135 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Asbj=C3=B8rn=20Grandt?= <asbjorn@grandt.com>
Date: Wed, 16 Mar 2016 16:30:38 +0100
Subject: [PATCH] #37 fixing an error when image link has no extension.

---
 src/PHPePub/Core/EPub.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/PHPePub/Core/EPub.php b/src/PHPePub/Core/EPub.php
index 98cb6d4..bbc6fe0 100644
--- a/src/PHPePub/Core/EPub.php
+++ b/src/PHPePub/Core/EPub.php
@@ -599,7 +599,8 @@ protected function resolveImage($source, &$internalPath, &$internalSrc, &$isSour
         }
         if ($imageData !== false) {
             $iSrcInfo = pathinfo($internalSrc);
-            if (!empty($imageData['ext']) && $imageData['ext'] != $iSrcInfo['extension']) {
+
+            if (!empty($imageData['ext']) && (!isset($iSrcInfo['extension']) || $imageData['ext'] != $iSrcInfo['extension'])) {
                 $internalSrc = $iSrcInfo['filename'] . "." . $imageData['ext'];
             }
             $internalPath = RelativePath::getRelativePath("images/" . $internalPath . "/" . $internalSrc);