def demand_friend(self, content):
'''
Manage the friend demand
Content: target username
'''
is_error = False
# check target is not user
if content == self.username:
is_error = True
# check requested user exist
if not DataBase.is_user(content):
is_error = True
# check not already friends
if content in DataBase.get_friends(self.username):
is_error = True
if is_error:
# send error in friend demand
self.send(Message('rdfr', False), pickling=True)
return
DataBase.add_friend_demand(content, self.username)
# check if requested user is connected
if Interaction.is_user(content):
Interaction.send_demand_friend(content, self.username)
# send friend demand is ok
self.send(Message('rdfr', True), pickling=True)
def login(self, content):
'''
Log the user in.
Content: username, password
'''
username, password = content
# check that the username exists and that the password is correct
if DataBase.is_user(username):
if Interaction.is_user(username):
# can't log in -> already connected
self.send(Message('rlg', False), pickling=True)
return
if DataBase.get_password(username) == password:
# log in
self.send(Message('rlg', True), pickling=True)
self._log_client(username)
return
# can't log in
self.send(Message('rlg', False), pickling=True)