1 files changed, 38 insertions, 27 deletions

diff --git a/lib/caldav/xhr.js b/lib/caldav/xhr.js
index e88e789..6c8351f 100644
--- a/lib/caldav/xhr.js
+++ b/lib/caldav/xhr.js
@@ -50,6 +50,7 @@
     user: null,
     password: null,
     url: null,
+    streaming: true,
 
     headers: {},
     data: null,
@@ -85,12 +86,7 @@
       }
     },
 
-    /**
-     * Sends request to server.
-     *
-     * @param {Function} callback success/failure handler.
-     */
-    send: function send(callback) {
+   _buildXHR: function(callback) {
       var header;
 
       if (typeof(callback) === 'undefined') {
@@ -116,7 +112,11 @@
       }
 
       var useMozChunkedText = false;
-      if (this.globalXhrOptions && this.globalXhrOptions.useMozChunkedText) {
+      if (
+        this.streaming &&
+        this.globalXhrOptions &&
+        this.globalXhrOptions.useMozChunkedText
+      ) {
         useMozChunkedText = true;
         this.xhr.responseType = 'moz-chunked-text';
       }
@@ -131,24 +131,26 @@
       var hasProgressEvents = false;
 
       // check for progress event support.
-      if ('onprogress' in this.xhr) {
-        hasProgressEvents = true;
-        var last = 0;
-
-        if (useMozChunkedText) {
-          this.xhr.onprogress = (function onChunkedProgress(event) {
-            if (this.ondata) {
-              this.ondata(this.xhr.responseText);
-            }
-          }.bind(this));
-        } else {
-          this.xhr.onprogress = (function onProgress(event) {
-            var chunk = this.xhr.responseText.substr(last, event.loaded);
-            last = event.loaded;
-            if (this.ondata) {
-              this.ondata(chunk);
-            }
-          }.bind(this));
+      if (this.streaming) {
+        if ('onprogress' in this.xhr) {
+          hasProgressEvents = true;
+          var last = 0;
+
+          if (useMozChunkedText) {
+            this.xhr.onprogress = (function onChunkedProgress(event) {
+              if (this.ondata) {
+                this.ondata(this.xhr.responseText);
+              }
+            }.bind(this));
+          } else {
+            this.xhr.onprogress = (function onProgress(event) {
+              var chunk = this.xhr.responseText.substr(last, event.loaded);
+              last = event.loaded;
+              if (this.ondata) {
+                this.ondata(chunk);
+              }
+            }.bind(this));
+          }
         }
       }
 
@@ -171,9 +173,18 @@
       }.bind(this));
 
       this.waiting = true;
-      this.xhr.send(this._serialize());
-
       return this.xhr;
+    },
+
+    /**
+     * Sends request to server.
+     *
+     * @param {Function} callback success/failure handler.
+     */
+    send: function send(callback) {
+      var xhr = this._buildXHR(callback);
+      xhr.send(this._serialize());
+      return xhr;
     }
   };