decorating $modal

.config(['$provide', function($provide){
  $provide.decorator('$modal', function($delegate){
    var original = $delegate.open;
    var wrapFunction = function wrapFunction (obj, functionName, callback){
      var originalFunction = obj[functionName];
      obj[functionName] = function(){
        var result = originalFunction.apply(this, arguments);
        callback.apply(this, arguments);
        return result;
      };
    };
    var getRandom = function getRandom(){
      return Math.floor((Math.random() * 10000000000));
    };
    var openedModals = {};
    $delegate.open = function open (config){
      var modal = original.apply(this, arguments);
      var idx = getRandom();
      openedModals[idx] = {
        modal: modal,
        config: config
      };
      modal.result['finally'](function(){
        delete openedModals[idx];
      });
      wrapFunction(modal, 'close', function(){
        delete openedModals[idx];
      });
      wrapFunction(modal, 'dismiss', function(){
        delete openedModals[idx];
      });
      return modal;
    };
    $delegate.getOpenedModals = function(){
      var mods = [];
      _.forOwn(openedModals, function(modal){
        mods.push(modal);
      });
      return mods;
    }
    return $delegate;
  });
}])