Login of an existing user

Actors

Guest

Scenario

1. The user clicks on the "LOGIN" button

2. A login form is displayed

3. The user fills out the form and clicks SIGN IN

4. The server validates the form data and checks the Users table

SELECT *
FROM users
WHERE username = $username OR email = $username
LIMIT 1;

5. The user gets a success message and is redirected to the home page