Merge pull request #140 from vineethawal/xDomainRequestSupport

XDomainRequest support

lib/adapters/xhr.js

@@ -7,6 +7,7 @@ var utils = require('./../utils');
 var buildURL = require('./../helpers/buildURL');
 var parseHeaders = require('./../helpers/parseHeaders');
 var transformData = require('./../helpers/transformData');
+var isURLSameOrigin = require('./../helpers/isURLSameOrigin');
 
 module.exports = function xhrAdapter(resolve, reject, config) {
   // Transform request data
@@ -27,18 +28,29 @@ module.exports = function xhrAdapter(resolve, reject, config) {
     delete requestHeaders['Content-Type']; // Let the browser set it
   }
 
-  // Create the request
-  var request = new (XMLHttpRequest || ActiveXObject)('Microsoft.XMLHTTP');
-  request.open(config.method.toUpperCase(), buildURL(config.url, config.params, config.paramsSerializer), true);
+  var adapter = (XMLHttpRequest || ActiveXObject);
+  var loadEvent = 'onreadystatechange';
+  var xDomain = false;
 
+  // For IE 8/9 CORS support
+  if(!isURLSameOrigin(config.url) && window.XDomainRequest){
+    adapter = window.XDomainRequest;
+    loadEvent = 'onload';
+    xDomain = true;
+  }
+
+  // Create the request
+  var request = new adapter('Microsoft.XMLHTTP');
+  request.open(config.method.toUpperCase(), buildURL(config.url, config.params, config.paramsSerializer), true);
+  
   // Set the request timeout in MS
   request.timeout = config.timeout;
 
   // Listen for ready state
-  request.onreadystatechange = function () {
-    if (request && request.readyState === 4) {
+  request[loadEvent] = function () {
+    if (request && (request.readyState === 4 || xDomain)) {
       // Prepare the response
-      var responseHeaders = parseHeaders(request.getAllResponseHeaders());
+      var responseHeaders = xDomain ? null : parseHeaders(request.getAllResponseHeaders());
       var responseData = ['text', ''].indexOf(config.responseType || '') !== -1 ? request.responseText : request.response;
       var response = {
         data: transformData(
@@ -51,9 +63,8 @@ module.exports = function xhrAdapter(resolve, reject, config) {
         headers: responseHeaders,
         config: config
       };
-
       // Resolve or reject the Promise based on the status
-      (request.status >= 200 && request.status < 300 ?
+      ((request.status >= 200 && request.status < 300) || (request.responseText && xDomain) ?
         resolve :
         reject)(response);
 
@@ -67,7 +78,6 @@ module.exports = function xhrAdapter(resolve, reject, config) {
   // Specifically not if we're in a web worker, or react-native.
   if (utils.isStandardBrowserEnv()) {
     var cookies = require('./../helpers/cookies');
-    var isURLSameOrigin = require('./../helpers/isURLSameOrigin');
 
     // Add xsrf header
     var xsrfValue = isURLSameOrigin(config.url) ?
@@ -80,16 +90,17 @@ module.exports = function xhrAdapter(resolve, reject, config) {
   }
 
   // Add headers to the request
-  utils.forEach(requestHeaders, function (val, key) {
-    // Remove Content-Type if data is undefined
-    if (!data && key.toLowerCase() === 'content-type') {
-      delete requestHeaders[key];
-    }
-    // Otherwise add header to the request
-    else {
-      request.setRequestHeader(key, val);
-    }
-  });
+  if(!xDomain)
+    utils.forEach(requestHeaders, function (val, key) {
+      // Remove Content-Type if data is undefined
+      if (!data && key.toLowerCase() === 'content-type') {
+        delete requestHeaders[key];
+      }
+      // Otherwise add header to the request
+      else {
+        request.setRequestHeader(key, val);
+      }
+    });
 
   // Add withCredentials to request if needed
   if (config.withCredentials) {

package.json

@@ -4,6 +4,7 @@
   "description": "Promise based HTTP client for the browser and node.js",
   "main": "index.js",
   "scripts": {
+    "build": "./node_modules/.bin/grunt build",
     "test": "./node_modules/.bin/grunt test",
     "start": "node ./sandbox/server.js",
     "examples": "node ./examples/server.js",

test/specs/requests.spec.js

@@ -54,6 +54,41 @@ describe('requests', function () {
     }, 0);
   });
 
+  it('should make cross domian http request', function (done) {
+    var request, response;
+
+    axios({
+      method: 'post',
+      url: 'www.someurl.com/foo',
+      xDomain: true
+    }).then(function(res){
+      response = res;
+    });
+
+    setTimeout(function () {
+      request = jasmine.Ajax.requests.mostRecent();
+      request.respondWith({
+        status: 200,
+        statusText: 'OK',
+        responseText: '{"foo": "bar"}',
+        headers: {
+          'Content-Type': 'application/json'
+        }
+      });
+      
+      setTimeout(function () {
+        expect(response.data.foo).toEqual('bar');
+        expect(response.status).toEqual(200);
+        expect(response.statusText).toEqual('OK');
+        expect(response.headers['content-type']).toEqual('application/json');
+        done();
+      }, 0);
+
+    }, 0);
+
+  });
+
+
   it('should supply correct response', function (done) {
     var request, response;