def _assert_valid_duration(self, start_time, end_time):
"""
Makes sure all durations are valid.
:param datetime.datetime start_time: The date at which the schedule
opens.
:param datetime.datetime end_time: The date at which the schedule
closes.
:raises: DAOException
:rtype: NoneType
:returns: None
"""
if start_time >= end_time:
raise DAOException(
'Invalid start time. Start must be before the end.')
if end_time.day != start_time.day:
raise DAOException(
'A schedule must start and end in the same day.')
min_diff = math.ceil((end_time - start_time).total_seconds() / 60)
if min_diff not in [5, 15, 30, 60]:
if min_diff > 60 and min_diff % 60 == 0:
return
raise DAOException(
'Invalid duration. Attempted duration is not of valid length.')
def put(self, user_id, **args):
_update = {}
current_user = None
plaintext = args.get('plaintext_password')
current_pass = args.get('current_password')
if plaintext and plaintext != '':
current_user = self.get(user_id)
if current_user is None:
logging.info(
'Attempted to update plaintext password for non-existent'
'account {0}'.format(user_id))
raise DAOException('Requested user to update does not exist.')
for k, v in args.items():
if k == 'plaintext_password' and (v != '' or v is not None):
if UserTable._bcrypt_compare(current_pass,
current_user.password):
_update['password'] = UserTable._bcrypt_password(plaintext)
continue
else:
raise DAOException('Invalid current password.')
if k == 'current_password':
continue
_update[k] = v
if len(_update.keys()) != 0:
User.query.filter_by(public_id=str(user_id)).update(_update)
db.session.commit()
return self.get(user_id)
def post(self, start_time, end_time, user_id):
"""
Handles the creation of a new schedule.
:param datetime.datetime start_time: The date at which the schedule
opens.
:param datetime.datetime end_time: The date at which the schedule
closes.
:param str user_id: The user to create the schedule for.
:rtype: ScheduleTable
:return: The newly scheduled table.
"""
self._assert_valid_duration(start_time, end_time)
self._assert_no_duration_overlap(start_time, end_time, user_id)
self._assert_not_in_past(start_time, end_time)
user_info = db.session.query(User).filter(
User.public_id == user_id).first()
if user_info is None:
raise DAOException('Invalid user requested. Try again.')
new_schedule = Schedule(start_time, end_time, user_id,
user_info.local_tz)
exec_and_commit(db.session.add, new_schedule)
return new_schedule
def _assert_schedule_exists(self, start_time, end_time, scheduled_user_id):
"""
Asserts that the scheduled user has a schedule open for the event.
:param datetime.datetime start_time: The date at which the schedule
opens.
:param datetime.datetime end_time: The date at which the schedule
closes.
:param str scheduled_user_id: The user ID to retrieve schedules for.
:raises: DAOException
:rtype: NoneType
:returns: None
"""
if end_time.tzinfo is not None:
end_time = end_time.replace(tzinfo=None)
if start_time.tzinfo is not None:
start_time = start_time.replace(tzinfo=None)
schedule = db.session.query(Schedule).filter(
Schedule.user_id == scheduled_user_id,
func.lower(Schedule.utc_duration) <= start_time,
func.upper(Schedule.utc_duration) >= end_time,
)
schedule = schedule.first()
if schedule is None:
raise DAOException(
'Invalid event. User does not have an open schedule time slot '
'for the requested booking.')
def _assert_no_duration_overlap(self, start_time, end_time, user_id):
"""
Retrieves all of a users schedules and asserts that there is no
schedule overlap.
:param datetime.datetime start_time: The date at which the schedule
opens.
:param datetime.datetime end_time: The date at which the schedule
closes.
:param str user_id: The user ID to filter by.
:raises: DAOException
:rtype: NoneType
:returns: Nothing
"""
schedules = db.session.query(Schedule).filter(
func.lower(Schedule.utc_duration) <= start_time,
func.upper(Schedule.utc_duration) >= end_time,
Schedule.user_id == user_id,
Schedule.day_number == end_time.day,
).all()
if not schedules:
return
raise DAOException(
"Invalid schedule. This overlaps with a previous schedule.")
def test_rollback_on_failure(self, transaction_mock):
with app.app_context():
with self.assertRaises(FacadeException) as e:
new_schedule = Schedule(
datetime.utcnow().replace(hour=1) + timedelta(days=1),
datetime.utcnow().replace(hour=5) + timedelta(days=1),
self.scheduled_user,
'UTC',
)
db.session.add(new_schedule)
db.session.commit()
transaction_mock.side_effect = DAOException('test')
new_event = EventFacade().create_new_event(
self.scheduling_user,
self.scheduled_user,
(datetime.utcnow().replace(hour=2) +
timedelta(days=1)).strftime('%Y-%m-%d %H:%M:%S'),
(datetime.utcnow().replace(hour=3) +
timedelta(days=1)).strftime('%Y-%m-%d %H:%M:%S'),
'UTC',
'test3-1234ko1234',
'fake-nonce',
)
self.assertEqual(e.msg, 'test')
found_event = db.session.query(Event).filter_by(
notes='test3-1234ko1234', ).first()
self.assertIsNone(found_event)
def login(self, user_challenge, plaintext_password):
"""
Handles logging in a user.
:param str user_challenge: The email/username to get the user by
:param str plaintext_password: The password to compare against.
:raises: BadPasswordException
:rtype: UserTable
:return: The logged in user.
"""
user_dao = UserDAO()
user_info = user_dao.get_by_email_or_username(user_challenge)
if user_info is None:
raise DAOException("Invalid email. User does not exist.")
if user_info.compare_password(plaintext_password):
return user_info
raise DAOException("Invalid credentials. Try again.")
def lookup_enum_type(enum_type):
"""
Returns a time period value based
:param str enum_type: A time period type like "month", "week".
:rtype: TimePeriodEnum
:return: The enum value corresponding to the input.
"""
try:
return TimePeriodEnum.__value_lookup[enum_type.lower()]
except KeyError:
raise DAOException("Invalid time period type.")
def put(self, schedule_id, start_time, end_time, user_id):
"""
Updates a schedule to new duration.
:param int schedule_id: The schedule to update.
:param datetime.datetime start_time: The date at which the schedule
opens.
:param datetime.datetime end_time: The date at which the schedule
closes.
:param str user_id: The user to create the schedule for.
:rtype: ScheduleTable
:return: The newly scheduled table.
"""
self._assert_valid_duration(start_time, end_time)
schedule = self.get_by_schedule_id(schedule_id)
if schedule is None:
raise DAOException('Requested schedule is invalid. Try again.')
if start_time < schedule.utc_open.replace(
tzinfo=None) or end_time > schedule.utc_end.replace(
tzinfo=None):
self._assert_no_duration_overlap(start_time, end_time, user_id)
rows_affected = Schedule.query.filter(
Schedule.user_id == user_id,
Schedule.public_id == schedule_id).update({
'utc_duration':
DateTimeRange(start_time, end_time),
})
db.session.commit()
if rows_affected == 0:
raise DAOException(
'Failed to update schedule. Schedule not found.')
return self.get_by_schedule_id(schedule_id)
def regenerate_token(self, email, token_choice):
"""
Handles regenerating a token for a user.
:param str email: The user's email to regenerate for.
:param str token_choice: `verify_token` or `reset_token`.
:rtype: str
:returns: The newly generated token.
"""
found_user = self.get_by_email(email)
if found_user is None:
logging.error('Failed to regenerate token for email {0}. '
'Email not exists.'.format(email))
raise DAOException('Failed to find requested user account.',
HTTPStatus.NOT_FOUND)
if found_user.is_validated and token_choice == 'verify_token':
logging.error('Requested user {0} is already activated. Skipping.')
raise DAOException('Requested account is already activated.')
return self._regen_token(email, token_choice), found_user
def cancel_subscription(self, user_id):
"""
Handles cancelling a subscription for the user.
:param str user_id: The customer whom we want to cancel the
subscription for.
:rtype: SubscriptionTable
:return: The recently cancelled subscription
"""
found_subscription = self.get_subscription_by_user_id(user_id)
if found_subscription is None:
raise DAOException(
'Subscription not found.',
status_code=HTTPStatus.NOT_FOUND
)
db.session.query(
Subscription
).filter_by(
public_id=found_subscription.public_id,
).update({
'is_deleted': True,
'date_ended': datetime.utcnow(),
})
try:
db.session.commit()
except sqlalchemy.exc.IntegrityError as e:
logging.error(
'Failed to remove subscription for user {0} with '
'exc: {1}'.format(
user_id,
e,
)
)
raise DAOException('Failed to cancel subscription.')
return found_subscription
def create_customer(self,
bt_customer_id,
cc_token,
first_name,
last_name,
user_id,
*,
is_default=False,
skip_commit=False):
"""
Handles creating a new mirrored customer in our database which
represents the necessary information in our system. Note: these values
also persist in Braintree.
:param str bt_customer_id: The unique identifier generated by
Braintree.
:param str cc_token: A uniquely generated (by us) value for the payment
method.
:param str first_name: The customer's first name.
:param str last_name: The customer's last name.
:param str user_id: The customer's UUID.
:param bool is_default: If we want this new payment method to be the
default payment method.
:rtype: CustomerTable
:return: The newly created customer.
"""
new_customer = Customer(bt_customer_id,
cc_token,
first_name,
last_name,
user_id,
is_default=is_default)
try:
exec_and_commit(
db.session.add,
new_customer,
skip_commit=skip_commit,
)
except Exception as e:
logging.critical(
'Failed to create a new customer in our database: {0} with'
'exception of: {1}'.format(
new_customer,
e,
))
raise DAOException('Failed to create new customer.')
return new_customer
def get_master_merchant(self):
"""
Handles retrieving the master merchant account.
:rtype: MasterMerchantTable
:return: The master merchant info.
"""
retval = db.session.query(MasterMerchant).filter_by(
environment=current_app.config.get('ENVIRONMENT',
'dev').upper()).first()
if retval is None:
raise DAOException('Requested merchant account does not exist.')
return retval
def _assert_valid_duration(self, start_time, end_time):
"""
Makes sure all durations are valid.
:param datetime.datetime start_time: The date at which the schedule
opens.
:param datetime.datetime end_time: The date at which the schedule
closes.
:raises: DAOException
:rtype: NoneType
:returns: Nothing
"""
if start_time >= end_time:
raise DAOException(
"Invalid start time. Start must be before the end.")
def get_submerchant_by_id(self, submerchant_public_id):
"""
Retrieves the submerchant from the DB by it's public ID.
:param str submerchant_public_id: The submerchan'ts public UUID
:rtype: SubmerchantTable
:return: The submerchant.
"""
try:
return db.session.query(SubMerchant).filter_by(
user_id=submerchant_public_id, ).first()
except Exception as e:
logging.error('Failed to query submerchant w/ public ID {0} '
'w/ exc of {1}'.format(submerchant_public_id, e))
raise DAOException('No submerchant found with that id.')
def _assert_not_in_past(self, start_time, end_time):
"""
Asserts the new schedule is not in the past.
:param datetime.datetime start_time: The date at which the schedule
opens.
:param datetime.datetime end_time: The date at which the schedule
closes.
:raises: DAOException
:rtype: NoneType
:returns: Nothing
"""
current_time = datetime.now(start_time.tzinfo)
if start_time < current_time:
raise DAOException('Cannot create schedules in the past.')
def get_customer_by_user_id(self, user_id):
"""
Handles retrieving a customer for the user.
:param str user_id: The customer's UUID.
:rtype: CustomerTable
:return: The requested customer.
"""
found_customer = db.session.query(Customer, ).filter(
Customer.user_id == user_id, ).first()
if found_customer is None:
logging.error('Failed to retrieve customer by User ID {0}'.format(
user_id, ))
raise DAOException('Failed to retrieve selected customer.')
return found_customer
def get_customer_by_public_id(self, customer_public_id):
"""
Handles retrieving a customer by it's public ID.
:param str customer_public_id: The public ID for the customer
:rtype: CustomerTable
:return: The requested customer.
"""
found_customer = db.session.query(Customer).filter_by(
public_id=customer_public_id).first()
if found_customer is None:
logging.error('Failed to retrieve customer by ID {0}'.format(
customer_public_id, ))
raise DAOException('Failed to retrieve selected customer.')
return found_customer
def eradicate_event(self, event_public_id):
"""
Handles event rollbacks in case the payment fails.
:param str event_public_id: The event we're wanting to delete
:rtype: EventTable
:return: The event which was eradicated.
"""
found_event = db.session.query(Event).filter_by(
public_id=event_public_id).first()
if found_event is None:
raise DAOException('Failed to delete event. Event does not exist.')
exec_and_commit(db.session.delete, found_event)
return found_event
def delete(self, user_id, schedule_id):
"""
Deletes a schedule by its id.
:param str user_id: The user to delete the schedule for.
:param int schedule_id: The schedule to delete.
"""
rows_affected = Schedule.query.filter(
Schedule.user_id == user_id,
Schedule.public_id == schedule_id,
).delete()
db.session.commit()
if rows_affected == 0:
raise DAOException(
'Failed to delete schedule. Schedule not found.')
def get_default_for_user(self, user_public_id):
"""
Retrieves the default address for a user.
:param str user_public_id: The user's public ID.
:rtype: Address
:return: The default address associated with a user.
"""
address = db.session.query(Address).filter_by(
is_deleted=False,
is_default=True,
).join(User).filter_by(public_id=user_public_id).first()
if address is None:
logging.error('Failed to find default address for user {0}'.format(
user_public_id))
raise DAOException('Failed to find default address.',
HTTPStatus.NOT_FOUND)
return address
def get_by_email(self, email):
"""
Retrieves user info by the user's email.
:param str email: The user to retrieve by email. Emails are unique so
this is a safe retrieval.
:rtype: UserTable
:return: The UserTable row or None
"""
found_user = db.session.query(User).filter_by(email=email).first()
if found_user is None:
logging.error(
'Failed to find requested user by email {0}.'.format(email))
raise DAOException(
'Failed to find requested user.',
HTTPStatus.NOT_FOUND,
)
return found_user
def create_subscription(self, bt_sub_id, user_id, *, plan_id='Basic0x01',
skip_commit=False):
"""
Handles creating a subscription record in the db.
:param str bt_sub_id: The unique identifier generated by braintree
when subscriptions are created.
:param str user_id: The customer's UUID.
:param str plan_id: The plan we want to subscribe to.
:param bool skip_commit: Handles skipping the commit to create a pseudo
transaction.
:rtype: SubscriptionTable
:return: The newly created subscription
"""
new_subscription = Subscription(
self.customer_dao.get_customer_by_user_id(user_id).public_id,
user_id,
bt_sub_id,
plan_id=plan_id,
)
try:
exec_and_commit(
db.session.add,
new_subscription,
skip_commit=skip_commit,
)
except Exception as e:
logging.critical(
'Failed to create a new subscription in our database: {0} with'
'exception of: {1}'.format(
new_subscription,
e,
)
)
raise DAOException(
'Failed to create new subscription.'
)
return new_subscription
def get(self, user_id):
"""
Retrieves a single user by its user id.
:param str user_id: The User ID to look up.
:rtype: UserTable
:return: The UserTable row or None.
"""
found_user = User.query.filter(
User.public_id == str(user_id),
User.is_deleted == False).limit(1).first()
if found_user is None:
logging.error(
'Failed to find requested user by id {0}.'.format(user_id))
raise DAOException(
'Failed to find requested user.',
HTTPStatus.NOT_FOUND,
)
return found_user
def get_by_event_id(self, user_id, event_id):
"""
Returns the information for an event.
:param str user_id: Either the scheduled or scheduling user.
:param str event_id: The event to retrieve
:rtype: EventTable
:return: The requested event.
"""
scheduled = aliased(User)
scheduling = aliased(User)
event = db.session.query(
Event,
scheduled,
scheduling,
).filter(
or_(
Event.scheduled_user_id == user_id,
Event.scheduling_user_id == user_id,
),
Event.public_id == event_id,
).join(
scheduled,
Event.scheduled_user_id == scheduled.public_id,
).join(
scheduling,
Event.scheduling_user_id == scheduling.public_id,
).first()
if event is None:
logging.error(
'Failed to retrieve event ({0}) for user {1}.'.format(
event_id,
user_id,
))
raise DAOException(
'Requested event not found. Please refresh and try again.')
return event
def get_by_public_id(self, public_id, user_public_id):
"""
Retrieves a single address by its public ID.
:param str public_id: The UUID associated with an address.
:param str user_public_id: The user's public ID.
:rtype: AddressTable
:return: A single address object.
"""
address = db.session.query(Address).filter_by(
public_id=public_id,
is_deleted=False,
).join(User).filter_by(public_id=user_public_id).first()
if address is None:
logging.error(
'Failed to find requested address {0} for user {1}'.format(
public_id, user_public_id))
raise DAOException('Failed to find requested address.',
HTTPStatus.NOT_FOUND)
return address
def get_by_email_or_username(self, user_challenge):
"""
Handles retrieving a user by either username or email.
:param str user_challenge: Email or username.
:rtype: UserTable
:return: The found user/email.
"""
found_user = db.session.query(User).filter(
or_(User.email == user_challenge,
User.username == user_challenge)).first()
if found_user is None:
logging.error(
'Failed to find requested user by email/username {0}.'.format(
user_challenge, ))
raise DAOException(
'Failed to find requested user.',
HTTPStatus.NOT_FOUND,
)
return found_user
def get_subscription_by_public_id(self, subscription_public_id):
"""
Handles retrieving a subscription by it's public ID.
:param str subscription_public_id: The public ID for the customer
:rtype: SubscriptionTable
:return: The requested subscription.
"""
found_subscription = db.session.query(
Subscription
).filter_by(
public_id=subscription_public_id
).first()
if found_subscription is None:
logging.error(
'Failed to retrieve subscription by ID {0}'.format(
subscription_public_id,
)
)
raise DAOException('Failed to retrieve selected subscription.')
return found_subscription
def get_subscription_by_user_id(self, user_id):
"""
Handles retrieving a subscription for the user.
:param str user_id: The customer's UUID.
:rtype: SubscriptionTable
:return: The requested subscription.
"""
found_subscription = db.session.query(
Subscription,
).filter(
Subscription.user_id == user_id,
).first()
if found_subscription is None:
logging.error(
'Failed to retrieve subscription by User ID {0}'.format(
user_id,
)
)
raise DAOException('Failed to retrieve subscription info.')
return found_subscription
def delete_customer(self, customer_public_id):
"""
Handles setting a customer account as deleted. (Soft delete)
:param str customer_public_id: The UUID identifying the customer
account in the database.
:rtype: CustomerTable
:return: The recently deleted customer.
"""
found_customer = self.get_customer_by_public_id(customer_public_id)
db.session.query(Customer).filter_by(
public_id=customer_public_id, ).update({"is_deleted": True})
try:
db.session.commit()
except sqlalchemy.exc.IntegrityError as e:
logging.error('Failed to remove customer account {0}'.format(
customer_public_id, ))
raise DAOException('Failed to remove selected customer.')
return found_customer
