예제 #1
0
    def post(self, request, *args, **kwargs):  # pylint: disable=unused-argument
        """
        Attempt to create the order and enroll the user.
        """
        user = request.user
        valid, course_key, error = self._is_data_valid(request)
        if not valid:
            return DetailResponse(error, status=HTTP_406_NOT_ACCEPTABLE)

        # Don't do anything if an enrollment already exists
        course_id = unicode(course_key)
        enrollment = CourseEnrollment.get_enrollment(user, course_key)
        if enrollment and enrollment.is_active:
            msg = Messages.ENROLLMENT_EXISTS.format(course_id=course_id,
                                                    username=user.username)
            return DetailResponse(msg, status=HTTP_409_CONFLICT)

        # If there is no honor course mode, this most likely a Prof-Ed course. Return an error so that the JS
        # redirects to track selection.
        honor_mode = CourseMode.mode_for_course(course_key, CourseMode.HONOR)

        if not honor_mode:
            msg = Messages.NO_HONOR_MODE.format(course_id=course_id)
            return DetailResponse(msg, status=HTTP_406_NOT_ACCEPTABLE)
        elif not honor_mode.sku:
            # If there are no course modes with SKUs, enroll the user without contacting the external API.
            msg = Messages.NO_SKU_ENROLLED.format(
                enrollment_mode=CourseMode.HONOR,
                course_id=course_id,
                username=user.username)
            log.debug(msg)
            self._enroll(course_key, user)
            return DetailResponse(msg)

        # Setup the API and report any errors if settings are not valid.
        try:
            api = EcommerceAPI()
        except InvalidConfigurationError:
            self._enroll(course_key, user)
            msg = Messages.NO_ECOM_API.format(username=user.username,
                                              course_id=unicode(course_key))
            log.debug(msg)
            return DetailResponse(msg)

        # Make the API call
        try:
            order_number, order_status, _body = api.create_order(
                user, honor_mode.sku)
            if order_status == OrderStatus.COMPLETE:
                msg = Messages.ORDER_COMPLETED.format(
                    order_number=order_number)
                log.debug(msg)
                return DetailResponse(msg)
            else:
                # TODO Before this functionality is fully rolled-out, this branch should be updated to NOT enroll the
                # user. Enrollments must be initiated by the E-Commerce API only.
                self._enroll(course_key, user)
                msg = u'Order %(order_number)s was received with %(status)s status. Expected %(complete_status)s. ' \
                      u'User %(username)s was enrolled in %(course_id)s by LMS.'
                msg_kwargs = {
                    'order_number': order_number,
                    'status': order_status,
                    'complete_status': OrderStatus.COMPLETE,
                    'username': user.username,
                    'course_id': course_id,
                }
                log.error(msg, msg_kwargs)

                msg = Messages.ORDER_INCOMPLETE_ENROLLED.format(
                    order_number=order_number)
                return DetailResponse(msg, status=HTTP_202_ACCEPTED)
        except ApiError as err:
            # The API will handle logging of the error.
            return InternalRequestErrorResponse(err.message)
예제 #2
0
    def post(self, request, *args, **kwargs):  # pylint: disable=unused-argument
        """
        Attempt to create the basket and enroll the user.
        """
        user = request.user
        valid, course_key, error = self._is_data_valid(request)
        if not valid:
            return DetailResponse(error, status=HTTP_406_NOT_ACCEPTABLE)

        embargo_response = embargo_api.get_embargo_response(request, course_key, user)

        if embargo_response:
            return embargo_response

        # Don't do anything if an enrollment already exists
        course_id = unicode(course_key)
        enrollment = CourseEnrollment.get_enrollment(user, course_key)
        if enrollment and enrollment.is_active:
            msg = Messages.ENROLLMENT_EXISTS.format(course_id=course_id, username=user.username)
            return DetailResponse(msg, status=HTTP_409_CONFLICT)

        # If there is no honor course mode, this most likely a Prof-Ed course. Return an error so that the JS
        # redirects to track selection.
        honor_mode = CourseMode.mode_for_course(course_key, CourseMode.HONOR)

        if not honor_mode:
            msg = Messages.NO_HONOR_MODE.format(course_id=course_id)
            return DetailResponse(msg, status=HTTP_406_NOT_ACCEPTABLE)
        elif not honor_mode.sku:
            # If there are no course modes with SKUs, enroll the user without contacting the external API.
            msg = Messages.NO_SKU_ENROLLED.format(enrollment_mode=CourseMode.HONOR, course_id=course_id,
                                                  username=user.username)
            log.info(msg)
            self._enroll(course_key, user)
            self._handle_marketing_opt_in(request, course_key, user)
            return DetailResponse(msg)

        # Setup the API

        try:
            api = ecommerce_api_client(user)
        except ValueError:
            self._enroll(course_key, user)
            msg = Messages.NO_ECOM_API.format(username=user.username, course_id=unicode(course_key))
            log.debug(msg)
            return DetailResponse(msg)

        response = None

        # Make the API call
        try:
            response_data = api.baskets.post({
                'products': [{'sku': honor_mode.sku}],
                'checkout': True,
            })

            payment_data = response_data["payment_data"]
            if payment_data:
                # Pass data to the client to begin the payment flow.
                response = JsonResponse(payment_data)
            elif response_data['order']:
                # The order was completed immediately because there is no charge.
                msg = Messages.ORDER_COMPLETED.format(order_number=response_data['order']['number'])
                log.debug(msg)
                response = DetailResponse(msg)
            else:
                msg = u'Unexpected response from basket endpoint.'
                log.error(
                    msg + u' Could not enroll user %(username)s in course %(course_id)s.',
                    {'username': user.id, 'course_id': course_id},
                )
                raise InvalidResponseError(msg)
        except (exceptions.SlumberBaseException, exceptions.Timeout) as ex:
            log.exception(ex.message)
            return InternalRequestErrorResponse(ex.message)
        finally:
            audit_log(
                'checkout_requested',
                course_id=course_id,
                mode=honor_mode.slug,
                processor_name=None,
                user_id=user.id
            )

        self._handle_marketing_opt_in(request, course_key, user)
        return response
예제 #3
0
    def post(self, request, *args, **kwargs):
        """
        Attempt to create the basket and enroll the user.
        """
        user = request.user
        valid, course_key, error = self._is_data_valid(request)
        if not valid:
            return DetailResponse(error, status=HTTP_406_NOT_ACCEPTABLE)

        embargo_response = embargo_api.get_embargo_response(
            request, course_key, user)

        if embargo_response:
            return embargo_response

        # Don't do anything if an enrollment already exists
        course_id = unicode(course_key)
        enrollment = CourseEnrollment.get_enrollment(user, course_key)
        if enrollment and enrollment.is_active:
            msg = Messages.ENROLLMENT_EXISTS.format(course_id=course_id,
                                                    username=user.username)
            return DetailResponse(msg, status=HTTP_409_CONFLICT)

        # Check to see if enrollment for this course is closed.
        course = courses.get_course(course_key)
        if CourseEnrollment.is_enrollment_closed(user, course):
            msg = Messages.ENROLLMENT_CLOSED.format(course_id=course_id)
            log.info(u'Unable to enroll user %s in closed course %s.', user.id,
                     course_id)
            return DetailResponse(msg, status=HTTP_406_NOT_ACCEPTABLE)

        # If there is no audit or honor course mode, this most likely
        # a Prof-Ed course. Return an error so that the JS redirects
        # to track selection.
        honor_mode = CourseMode.mode_for_course(course_key, CourseMode.HONOR)
        audit_mode = CourseMode.mode_for_course(course_key, CourseMode.AUDIT)

        # Accept either honor or audit as an enrollment mode to
        # maintain backwards compatibility with existing courses
        default_enrollment_mode = audit_mode or honor_mode

        if not default_enrollment_mode:
            msg = Messages.NO_DEFAULT_ENROLLMENT_MODE.format(
                course_id=course_id)
            return DetailResponse(msg, status=HTTP_406_NOT_ACCEPTABLE)
        elif default_enrollment_mode and not default_enrollment_mode.sku:
            # If there are no course modes with SKUs, enroll the user without contacting the external API.
            msg = Messages.NO_SKU_ENROLLED.format(
                enrollment_mode=default_enrollment_mode.slug,
                course_id=course_id,
                username=user.username)
            log.info(msg)
            self._enroll(course_key, user, default_enrollment_mode.slug)
            self._handle_marketing_opt_in(request, course_key, user)
            return DetailResponse(msg)

        # Setup the API

        try:
            api_session = requests.Session()
            api = ecommerce_api_client(user, session=api_session)
        except ValueError:
            self._enroll(course_key, user)
            msg = Messages.NO_ECOM_API.format(username=user.username,
                                              course_id=unicode(course_key))
            log.debug(msg)
            return DetailResponse(msg)

        response = None

        # Make the API call
        try:
            # Pass along Sailthru campaign id
            self._add_request_cookie_to_api_session(api_session, request,
                                                    SAILTHRU_CAMPAIGN_COOKIE)

            # Pass along UTM tracking info
            utm_cookie_name = RegistrationCookieConfiguration.current(
            ).utm_cookie_name
            self._add_request_cookie_to_api_session(api_session, request,
                                                    utm_cookie_name)

            response_data = api.baskets.post({
                'products': [{
                    'sku': default_enrollment_mode.sku
                }],
                'checkout':
                True,
            })

            payment_data = response_data["payment_data"]
            if payment_data:
                # Pass data to the client to begin the payment flow.
                response = JsonResponse(payment_data)
            elif response_data['order']:
                # The order was completed immediately because there is no charge.
                msg = Messages.ORDER_COMPLETED.format(
                    order_number=response_data['order']['number'])
                log.debug(msg)
                response = DetailResponse(msg)
            else:
                msg = u'Unexpected response from basket endpoint.'
                log.error(
                    msg +
                    u' Could not enroll user %(username)s in course %(course_id)s.',
                    {
                        'username': user.id,
                        'course_id': course_id
                    },
                )
                raise InvalidResponseError(msg)
        except (exceptions.SlumberBaseException, exceptions.Timeout) as ex:
            log.exception(ex.message)
            return InternalRequestErrorResponse(ex.message)
        finally:
            audit_log('checkout_requested',
                      course_id=course_id,
                      mode=default_enrollment_mode.slug,
                      processor_name=None,
                      user_id=user.id)

        self._handle_marketing_opt_in(request, course_key, user)
        return response
예제 #4
0
    def post(self, request, *args, **kwargs):
        """
        Attempt to enroll the user, and if needed, create the basket.
        """
        user = request.user
        valid, course_key, error = self._is_data_valid(request)
        if not valid:
            return DetailResponse(error, status=HTTP_406_NOT_ACCEPTABLE)

        embargo_response = embargo_api.get_embargo_response(
            request, course_key, user)

        if embargo_response:
            return embargo_response

        # Don't do anything if an enrollment already exists
        course_id = unicode(course_key)
        enrollment = CourseEnrollment.get_enrollment(user, course_key)
        if enrollment and enrollment.is_active:
            msg = Messages.ENROLLMENT_EXISTS.format(course_id=course_id,
                                                    username=user.username)
            return DetailResponse(msg, status=HTTP_409_CONFLICT)

        # Check to see if enrollment for this course is closed.
        course = courses.get_course(course_key)
        if CourseEnrollment.is_enrollment_closed(user, course):
            msg = Messages.ENROLLMENT_CLOSED.format(course_id=course_id)
            log.info(u'Unable to enroll user %s in closed course %s.', user.id,
                     course_id)
            return DetailResponse(msg, status=HTTP_406_NOT_ACCEPTABLE)

        # If there is no audit or honor course mode, this most likely
        # a Prof-Ed course. Return an error so that the JS redirects
        # to track selection.
        honor_mode = CourseMode.mode_for_course(course_key, CourseMode.HONOR)
        audit_mode = CourseMode.mode_for_course(course_key, CourseMode.AUDIT)

        # Accept either honor or audit as an enrollment mode to
        # maintain backwards compatibility with existing courses
        default_enrollment_mode = audit_mode or honor_mode

        if not default_enrollment_mode:
            msg = Messages.NO_DEFAULT_ENROLLMENT_MODE.format(
                course_id=course_id)
            return DetailResponse(msg, status=HTTP_406_NOT_ACCEPTABLE)
        elif not default_enrollment_mode.sku or STOP_BASKET_CREATION_FLAG.is_enabled(
        ):
            msg = Messages.ENROLL_DIRECTLY.format(username=user.username,
                                                  course_id=course_id)
            if not default_enrollment_mode.sku:
                # If there are no course modes with SKUs, return a different message.
                msg = Messages.NO_SKU_ENROLLED.format(
                    enrollment_mode=default_enrollment_mode.slug,
                    course_id=course_id,
                    username=user.username)
            log.info(msg)
            self._enroll(course_key, user, default_enrollment_mode.slug)
            self._handle_marketing_opt_in(request, course_key, user)
            return DetailResponse(msg)
        else:
            return self._create_basket_to_order(request, user, course_key,
                                                default_enrollment_mode)
예제 #5
0
    def _create_basket_to_order(self, request, user, course_key,
                                default_enrollment_mode):
        """
        Connect to the ecommerce service to create the basket and the order to do the enrollment
        """
        # Setup the API
        course_id = unicode(course_key)
        try:
            api_session = requests.Session()
            api = ecommerce_api_client(user, session=api_session)
        except ValueError:
            self._enroll(course_key, user)
            msg = Messages.NO_ECOM_API.format(username=user.username,
                                              course_id=course_id)
            log.debug(msg)
            return DetailResponse(msg)

        response = None

        # Make the API call
        try:
            # Pass along Sailthru campaign id
            self._add_request_cookie_to_api_session(api_session, request,
                                                    SAILTHRU_CAMPAIGN_COOKIE)

            # Pass along UTM tracking info
            utm_cookie_name = RegistrationCookieConfiguration.current(
            ).utm_cookie_name
            self._add_request_cookie_to_api_session(api_session, request,
                                                    utm_cookie_name)

            response_data = api.baskets.post({
                'products': [{
                    'sku': default_enrollment_mode.sku
                }],
                'checkout':
                True,
            })

            payment_data = response_data["payment_data"]
            if payment_data:
                # Pass data to the client to begin the payment flow.
                response = JsonResponse(payment_data)
            elif response_data['order']:
                # The order was completed immediately because there is no charge.
                msg = Messages.ORDER_COMPLETED.format(
                    order_number=response_data['order']['number'])
                log.debug(msg)
                response = DetailResponse(msg)
            else:
                msg = u'Unexpected response from basket endpoint.'
                log.error(
                    msg +
                    u' Could not enroll user %(username)s in course %(course_id)s.',
                    {
                        'username': user.id,
                        'course_id': course_id
                    },
                )
                raise InvalidResponseError(msg)
        except (exceptions.SlumberBaseException, exceptions.Timeout) as ex:
            log.exception(ex.message)
            return InternalRequestErrorResponse(ex.message)
        finally:
            audit_log('checkout_requested',
                      course_id=course_id,
                      mode=default_enrollment_mode.slug,
                      processor_name=None,
                      user_id=user.id)

        self._handle_marketing_opt_in(request, course_key, user)
        return response
예제 #6
0
    def post(self, request, *args, **kwargs):  # pylint: disable=unused-argument
        """
        Attempt to create the basket and enroll the user.
        """
        user = request.user
        valid, course_key, error = self._is_data_valid(request)
        if not valid:
            return DetailResponse(error, status=HTTP_406_NOT_ACCEPTABLE)

        # Don't do anything if an enrollment already exists
        course_id = unicode(course_key)
        enrollment = CourseEnrollment.get_enrollment(user, course_key)
        if enrollment and enrollment.is_active:
            msg = Messages.ENROLLMENT_EXISTS.format(course_id=course_id, username=user.username)
            return DetailResponse(msg, status=HTTP_409_CONFLICT)

        # If there is no honor course mode, this most likely a Prof-Ed course. Return an error so that the JS
        # redirects to track selection.
        honor_mode = CourseMode.mode_for_course(course_key, CourseMode.HONOR)

        if not honor_mode:
            msg = Messages.NO_HONOR_MODE.format(course_id=course_id)
            return DetailResponse(msg, status=HTTP_406_NOT_ACCEPTABLE)
        elif not honor_mode.sku:
            # If there are no course modes with SKUs, enroll the user without contacting the external API.
            msg = Messages.NO_SKU_ENROLLED.format(enrollment_mode=CourseMode.HONOR, course_id=course_id,
                                                  username=user.username)
            log.debug(msg)
            self._enroll(course_key, user)
            return DetailResponse(msg)

        # Setup the API and report any errors if settings are not valid.
        try:
            api = EcommerceAPI()
        except InvalidConfigurationError:
            self._enroll(course_key, user)
            msg = Messages.NO_ECOM_API.format(username=user.username, course_id=unicode(course_key))
            log.debug(msg)
            return DetailResponse(msg)

        # Make the API call
        try:
            response_data = api.create_basket(
                user,
                honor_mode.sku,
                payment_processor="cybersource",
            )
            payment_data = response_data["payment_data"]
            if payment_data is not None:
                # it is time to start the payment flow.
                # NOTE this branch does not appear to be used at the moment.
                return JsonResponse(payment_data)
            elif response_data['order']:
                # the order was completed immediately because there was no charge.
                msg = Messages.ORDER_COMPLETED.format(order_number=response_data['order']['number'])
                log.debug(msg)
                return DetailResponse(msg)
            else:
                # Enroll in the honor mode directly as a failsafe.
                # This MUST be removed when this code handles paid modes.
                self._enroll(course_key, user)
                msg = u'Unexpected response from basket endpoint.'
                log.error(
                    msg + u' Could not enroll user %(username)s in course %(course_id)s.',
                    {'username': user.id, 'course_id': course_id},
                )
                raise InvalidResponseError(msg)
        except ApiError as err:
            # The API will handle logging of the error.
            return InternalRequestErrorResponse(err.message)