Change isset to !empty to ensure contentId is a valid string.

narendravaghela · Jun 18, 2018 · d6801bb · d6801bb
1 parent 59f625f
commit d6801bb
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/Mailer/Transport/MailgunTransport.php b/src/Mailer/Transport/MailgunTransport.php
@@ -250,7 +250,7 @@ protected function _processAttachments()
         $attachments = [];
 
         foreach ($this->_cakeEmail->attachments() as $name => $file) {
-            if (isset($file['contentId'])) {
+            if (!empty($file['contentId'])) {
                 $attachments['inline'][] = ['filePath' => '@' . $file['file'], 'remoteName' => $file['contentId']];
             }
             else {