gistfile1.js

var directives = {

  upload: function ($compile) {

    return {
      restrict: 'E',
      require: 'ngModel',
      controller: 'UploadCtrl',
      link: function (scope, element, attr, model) {
        scope.url = element.attr('url');
        element.html($compile(template)(scope));
      }
    };

  }

};