Upload files through a form using Angular with Kinvey.

angular-upload.html

<doctype html5>
<div class="form-group" ng-controller="UploadCtrl">
  <input type="file" class="form-control" ng-file-select="onFileUpload($files)" />
  <button class="btn btn-success" ng-click="saveTruck()"> <span class="glyphicon glyphicon-ok"></span>&nbsp;Update Information</button>
</div>

<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.2.16/angular.min.js"></script>
<script src="angular-file-upload.min.js"></script>
<script src="https://da189i1jfloii.cloudfront.net/js/kinvey-angular-1.1.8.js"></script>
<script>
var App = angular.module('MyApp', [ 'angularFileUpload', 'kinvey' ]);
App.run(function($kinvey) {
  KINVEY_DEBUG = true;
  var promise = $kinvey.init({
    appKey       : 'App Key',
    appSecret    : 'App Secret',
  });
});
App.controller('UploadCtrl', ['$scope', '$kinvey', '$upload', function($scope, $kinvey, $upload) {
  var files = [ ];
  $scope.onFileUpload = function($files) {
    files = $files;// Save reference to files for when the submit button is hit.
  };
  $scope.saveTruck = function() {
    for(var i = 0; i < files.length; i += 1) {
      $kinvey.File.upload(files[i]).then(function(response) {
        console.log('File upload succeeded.', response);
      }, function(error) {
        console.log('File upload failed.', error);
      });
    }
  };
}]);

angular.bootstrap(document, [ 'MyApp' ]);
</script>