def login_client():
if request.method == 'POST':
username = request.json['username']
password = request.json['password']
hashed_username = hashlib.sha256()
hashed_username.update(username.encode('utf-8'))
hashusr = hashed_username.hexdigest()
igdb_users = IGDB(os.path.join('src', 'dbs', 'users.json'))
igdb_logclient = IGDB(os.path.join('src', 'dbs', 'logclient.json'))
data: dict = igdb_users.getd(hashusr)
if data is not None:
#the user is registered
salt = data.get('salt')
hashed_p = hashlib.sha256()
hashed_p.update(password.encode('utf-8'))
hashed_p.update(salt.encode('utf-8'))
h_pass = hashed_p.hexdigest()
if h_pass == data.get('password'):
#check password for login
luser: str = igdb_logclient.getd(hashusr)
if luser is None:
#if user logs in for the first time
dt = datetime.now()
if igdb_logclient.setd(hashusr,
dt.strftime(
datetime.isoformat(dt))):
return 'OK'
else:
return ' DB Error'
else:
#if user in already logged in
dt = datetime.now()
fmt = dt.isoformat()
if igdb_logclient.setd(hashusr,
dt.strftime(
datetime.isoformat(dt))):
return 'Already logged in'
else:
return ' DB Error'
else:
if igdb_logclient.deld(hashusr):
return ' Wrong Password! Your are logged out \n Please Try Again'
else:
return ' Wrong Password! Please Try Again'
else:
#the user is not registered
return ' User Not Registered'
def logout_client():
if request.method == 'POST':
username = request.json['username']
#calculate the hash of the username
hashed_username = hashlib.sha256()
hashed_username.update(username.encode('utf-8'))
hashusr = hashed_username.hexdigest()
igdb_logclient = IGDB(os.path.join('src', 'dbs', 'logclient.json'))
#Check if the user is logged in
if igdb_logclient.getd(hashusr) is not None:
#if the user is deleted from logclient database return OK
if igdb_logclient.deld(hashusr):
return 'OK'
else:
return ' DB Error while logging out'
else:
return ' User not logged in!'