Authentication in Angular 2 - part 6

profile.component.ts

// user.service.ts
export function isLoggedIn() {
  return !!storage.getAuthToken();
}

// profile.component.ts
import { Component } from '@angular/core';
import { CanActivate } from '@angular/router-deprecated';

import { isLoggedIn } from './user.service';

@Component({
  selector: 'profile',
  template: `...`
})
@CanActivate(isLoggedIn)
export class ProfileComponent {}