From b79e536f5333102aa746656a6878890e4b3f3a96 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@helsinki.at>
Date: Wed, 29 Jun 2016 19:40:26 +0200
Subject: speedup for local uploads over websockets


diff --git a/www/js/importer.js b/www/js/importer.js
index dd8913f..1da9d1a 100644
--- a/www/js/importer.js
+++ b/www/js/importer.js
@@ -374,18 +374,21 @@ Rdxport.Upload.prototype.onmessage = function(event) {
     var end = chunkSize;
     var self = this;
     var interval = setInterval(function() {
-      if (self.webSocket.bufferedAmount > 4 * chunkSize) {
-        return true;
-      }
-      var blob = self.file.slice(start, end, {type: "application/octet-stream"});
-      self.webSocket.send(blob);
+      for(var i = 0; i < 16; i++) {
+        if (self.webSocket.bufferedAmount > 16 * chunkSize) {
+          return true;
+        }
+        var blob = self.file.slice(start, end, {type: "application/octet-stream"});
+        self.webSocket.send(blob);
 
-      if (self.file.size === end) {
-        clearInterval(interval);
+        if (self.file.size === end) {
+          clearInterval(interval);
+          return true;
+        }
+        start += chunkSize;
+        end += chunkSize;
+        end = end > self.file.size ? self.file.size : end;
       }
-      start += chunkSize;
-      end += chunkSize;
-      end = end > self.file.size ? self.file.size : end;
     }, 10);
   }
 };
-- 
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