Title: Check user Information (Deactivate/Activate User)
Actor: Administrator
Goal: Activate or deactivate users.
Precondition: the administrator has login and at this user’s profile
Main Path:
1. There are two buttons under user’s homepage picture: activate button and deactivate button.
2. Click activate button can make a the user from inactive state to active state. (If the user is in active state, he/she can do every valid operations; however, if is in inactive state, he/she cannot anything)
a. if the user is inactive, this operation can make user active.
b. if the user has already activated, this operation will take no effects.
3. Click deactivate button can make a the user from active state to inactive state.
a. if the user is active, this operation can make user inactive.
b. if the user has already deactivated, this operation will take no effects.