Use chunk() instead of cursor(). #1

app/Http/Controllers/ResultController.php

@@ -165,9 +165,11 @@ class ResultController extends Controller
 
         $zip = new ZipStream('results.zip', $options);
 
-        Result::cursor()->each(function($result) use ($zip) {
-            $filename = $result->created_at . ".json";
-            $zip->addFile($filename, $result->getOriginal("data"));
+        Result::chunk(5, function($results) use ($zip) {
+            foreach ($results as $result) {
+                $filename = $result->created_at . ".json";
+                $zip->addFile($filename, $result->getOriginal("data"));
+            }
         });
 
         $zip->finish();