def is_username_available(cls, username):
'''
This method checks to see if an username has been registered by another user
Args:
username: The username to be checked for availability
Returns:
False is the username has been used by another user
True if otherwise
'''
if username is None:
return False
key = 'username_available_' + username
rv = r.get(key)
if rv is not None:
return rv
if username is not None and \
User.objects(name=username).first() is None:
r.set(key, False)
return True
else:
return False
def is_email_available(cls, email):
'''
This method checks to see if an email has been previously used or registered by another user
Args:
email: The email to be checked for availability
Returns:
False is the email has been used by another user
True if otherwise
'''
if email is None:
return False
key = 'email_available_' + email
rv = r.get(key)
if rv is not None:
return rv
if email is not None and User.objects(email=email).first() is None:
r.set(key, False)
return True
else:
return False