src/Tweeper.php: silence error message when processing Instagram json

Remove the "knobs" element from the Instagram json data because it
contains elements with an undefined namespace which results in an error
message when json is converted to XML.

diff --git a/src/Tweeper.php b/src/Tweeper.php
index 831f47d..f25ea25 100644 (file)
--- a/src/Tweeper.php
+++ b/src/Tweeper.php
@@ -255,6 +255,10 @@ class Tweeper {
     // element names, so remove it.
     unset($data["qe"]);
 
+    // The "knobs" object contains elements with undefined namespaces, so
+    // remove it to silence an error message.
+    unset($data["knobs"]);
+
     $json = json_encode($data);
 
     return Tweeper::jsonToXml($json, 'instagram');