Blog System-Program structure-register login log out

Registered

1. C Determine if the registration data has been submitted
1. Is
1. L If the password and user name are either empty
2. L If I confirm that the password and password are inconsistent
3. M Add user
4. C Jump Login Page
2. Whether
1. C Show Registration page (submit verification)

Login

1. Determine if the login data was submitted
2. C Background Verification Login data-"Validation class"
3. Determine if the lock time is within
4. M determine if there is login data
1. There are logged in users
1. Number of reset failures and failed logon times
2. Update logon time, IP
3. C Set the session user name, user ID, permissions, role
4. C Logging
5. C Judgment Jump (manage home/jump to source page)
6. Jump
2. No login user exists
1. Log Logon failure times
2. Jump Login Page
5. Set session
6. Show login interface (submit verification)

Log out

1. C Clear Session
2. C Jump to login page

Blog System-Program structure-register login log out