Chapter 8: Authentication

From Documentation

Target Application

In this chapter, we will demonstrate how to implement authentication and protect your pages from illegal access. We will create a login page without sidebar as follows:

Tutorial-ch8-login.png

After login, we redirect users to index page with user name appeared at right side of the header.

Tutorial-ch8-index.png


Authentication

Session

Logout

Secure Your Pages

Security is an important issue that every developer must consider for a web application since users can enter any URL in a browser to access any resource. Even though you have created a login page for authentication, but a user can bypass the login page and access the index page after login if he knows the page's URL. Therefore, we should apply a mechanism to protect zul pages from illegal access. ZK allows you to initialize a zul page by implement a Initiator. When we apply an Initiator to a zul, ZK will use it to perform initialization before creating components upon a zul. We can create a initiator to check user's