Mikhail Osher

$ionicModal.fromTemplateUrl('my-modal.html', {
    scope: $scope,
    animation: 'my-modal-show-class'
  })

// Code goes here

angular.module('app', [])
.controller('FooCtrl', FooController)
.controller('BarCtrl', BarController)
.directive('foo', fooDirective)
.directive('bar', barDirective);

FooController.$inject = ['$window'];
function FooController($window) {
  this.notify = function() {
    $window.alert('foo ctrl');
  };
}

FooController.$inject = ['$window'];
function BarController($window) {
  this.notify = function() {
    $window.alert('bar ctrl');
  };
}

function fooDirective() {
  return {
    controller: 'FooCtrl'
  };
}

function barDirective() {
  return {
    controller: 'BarCtrl',
    controllerAs: 'ctrl',
    require: 'foo',
    link: function(scope, elem, attrs, ctrl) {
      if (elem[0].tagName === 'A') {
        elem.on('click', function() {
          ctrl.notify();
        });
      } else {
        elem.on('click', function() {
          scope.ctrl.notify();
        });
      }
    }
  };
}