ngModelOnChange: bind ngModel if input[type=file] to scope

ngModelOnChange.js

(function() {

    'use strict';

    var app = angular.module('net.bitflower.ngModelOnChange', []);

    // Listens to the change event of the input and sets Angular's value / ngModel of the element
    app.directive('ngModelOnChange', function() {
        return {
            restrict: 'A',
            require: '?ngModel',
            link: function(scope, el, attrs, ngModel) {
                el.bind('change', function() {
                    scope.$apply(function() {
                        ngModel.$setViewValue(el.val());
                    });
                });
            }
        };

    });

})();