feat($http): support reponseType

Closes #1013

2 files changed, 10 insertions, 4 deletions

diff --git a/src/ng/http.js b/src/ng/http.js
index deeb6cbb..ef55f878 100644
--- a/src/ng/http.js
+++ b/src/ng/http.js
@@ -381,6 +381,8 @@ function $HttpProvider() {
      *    - **withCredentials** - `{boolean}` - whether to to set the `withCredentials` flag on the
      *      XHR object. See {@link https://developer.mozilla.org/en/http_access_control#section_5
      *      requests with credentials} for more information.
+     *    - **responseType** - `{string}` - see {@link
+     *      https://developer.mozilla.org/en-US/docs/DOM/XMLHttpRequest#responseType requestType}.
      *
      * @returns {HttpPromise} Returns a {@link ng.$q promise} object with the
      *   standard `then` method and two http specific methods: `success` and `error`. The `then`
@@ -697,7 +699,7 @@ function $HttpProvider() {
       // if we won't have the response in cache, send the request to the backend
       if (!cachedResp) {
         $httpBackend(config.method, url, reqData, done, reqHeaders, config.timeout,
-            config.withCredentials);
+            config.withCredentials, config.responseType);
       }
 
       return promise;
diff --git a/src/ng/httpBackend.js b/src/ng/httpBackend.js
index 0a12aa23..bca46ee1 100644
--- a/src/ng/httpBackend.js
+++ b/src/ng/httpBackend.js
@@ -32,7 +32,7 @@ function $HttpBackendProvider() {
 
 function createHttpBackend($browser, XHR, $browserDefer, callbacks, rawDocument, locationProtocol) {
   // TODO(vojta): fix the signature
-  return function(method, url, post, callback, headers, timeout, withCredentials) {
+  return function(method, url, post, callback, headers, timeout, withCredentials, responseType) {
     $browser.$$incOutstandingRequestCount();
     url = url || $browser.url();
 
@@ -65,8 +65,8 @@ function createHttpBackend($browser, XHR, $browserDefer, callbacks, rawDocument,
       // always async
       xhr.onreadystatechange = function() {
         if (xhr.readyState == 4) {
-          completeRequest(
-              callback, status || xhr.status, xhr.responseText, xhr.getAllResponseHeaders());
+          completeRequest(callback, status || xhr.status, xhr.response || xhr.responseText,
+                          xhr.getAllResponseHeaders());
         }
       };
 
@@ -74,6 +74,10 @@ function createHttpBackend($browser, XHR, $browserDefer, callbacks, rawDocument,
         xhr.withCredentials = true;
       }
 
+      if (responseType) {
+        xhr.responseType = responseType;
+      }
+
       xhr.send(post || '');
 
       if (timeout > 0) {