diff --git a/file/php/Recording.php b/file/php/Recording.php
index 046a5d4..6290f76 100644
--- a/file/php/Recording.php
+++ b/file/php/Recording.php
@@ -1,5 +1,7 @@
 <?php
 
+namespace germanairlinesva_recording;
+
 class Recording
 {
   private const ident = "VGAR";
@@ -15,6 +17,11 @@ class Recording
     $this->file_name = $file;
   }
 
+  /**
+   * Generates a geoJSON representation
+   * 
+   * @return geoJSON representation of path
+   */
   public function geoJSON()
   {
     $geoJSON = [
@@ -39,7 +46,7 @@ class Recording
       return array($segment["longitude"], $segment["latitude"]);
     }, $segments);
 
-    return $geoJSON;
+    return json_encode($geoJSON);
   }
 
   /**
@@ -92,7 +99,7 @@ class Recording
   private function read_segment_1($file)
   {
     if (false === is_resource($file)) {
-      throw new InvalidArgumentException(sprintf('Argument must be a valid resource type. %s given.', gettype($file)));
+      throw new \InvalidArgumentException(sprintf('Argument must be a valid resource type. %s given.', gettype($file)));
     }
     $data = fread($file, 24);
     if ($data) {
@@ -114,19 +121,16 @@ class Recording
   private function read_header($file)
   {
     if (false === is_resource($file)) {
-      throw new InvalidArgumentException(sprintf('Argument must be a valid resource type. %s given.', gettype($file)));
+      throw new \InvalidArgumentException(sprintf('Argument must be a valid resource type. %s given.', gettype($file)));
     }
 
     $header = unpack(Recording::header_unpack, fread($file, 6));
 
     if ($header["ident"] !== Recording::ident) {
       throw
-      new UnexpectedValueException(sprintf("Ident mismatch. Got %s, expected %s", $header["ident"], Recording::ident));
+      new \UnexpectedValueException(sprintf("Ident mismatch. Got %s, expected %s", $header["ident"], Recording::ident));
     }
 
     return $header["version"];
   }
 }
-
-$r = new Recording("/mnt/f/X-Plane 11/Resources/plugins/GAConnector/flight.rec");
-print_r(json_encode($r->geoJSON()));
diff --git a/file/php/testRecording.php b/file/php/testRecording.php
new file mode 100644
index 0000000..b2d994f
--- /dev/null
+++ b/file/php/testRecording.php
@@ -0,0 +1,6 @@
+<?php
+
+require "Recording.php";
+
+$r = new germanairlinesva_recording\Recording("/mnt/f/X-Plane 11/Resources/plugins/GAConnector/flight.rec");
+print_r($r->geoJSON());