POST request

def POST_AUTH(self, courseid):  # pylint: disable=arguments-differ
        """ POST request """
        course, __ = self.get_course_and_check_rights(courseid, allow_all_staff=False)

        errors = []
        course_content = {}
        try:
            data = web.input()
            course_content = self.course_factory.get_course_descriptor_content(courseid)
            course_content['name'] = data['name']
            if course_content['name'] == "":
                errors.append(_('Invalid name'))
            course_content['description'] = data['description']
            course_content['admins'] = list(map(str.strip, data['admins'].split(',')))
            if not self.user_manager.user_is_superadmin() and self.user_manager.session_username() not in course_content['admins']:
                errors.append(_('You cannot remove yourself from the administrators of this course'))
            course_content['tutors'] = list(map(str.strip, data['tutors'].split(',')))
            if len(course_content['tutors']) == 1 and course_content['tutors'][0].strip() == "":
                course_content['tutors'] = []

            course_content['groups_student_choice'] = True if data["groups_student_choice"] == "true" else False

            if course_content.get('use_classrooms', True) != (data['use_classrooms'] == "true"):
                self.database.aggregations.delete_many({"courseid": course.get_id()})

            course_content['use_classrooms'] = True if data["use_classrooms"] == "true" else False

            if data["accessible"] == "custom":
                course_content['accessible'] = "{}/{}".format(data["accessible_start"], data["accessible_end"])
            elif data["accessible"] == "true":
                course_content['accessible'] = True
            else:
                course_content['accessible'] = False

            try:
                AccessibleTime(course_content['accessible'])
            except:
                errors.append(_('Invalid accessibility dates'))

            course_content['allow_unregister'] = True if data["allow_unregister"] == "true" else False
            course_content['allow_preview'] = True if data["allow_preview"] == "true" else False

            if data["registration"] == "custom":
                course_content['registration'] = "{}/{}".format(data["registration_start"], data["registration_end"])
            elif data["registration"] == "true":
                course_content['registration'] = True
            else:
                course_content['registration'] = False

            try:
                AccessibleTime(course_content['registration'])
            except:
                errors.append(_('Invalid registration dates'))

            course_content['registration_password'] = data['registration_password']
            if course_content['registration_password'] == "":
                course_content['registration_password'] = None

            course_content['registration_ac'] = data['registration_ac']
            if course_content['registration_ac'] not in ["None", "username", "binding", "email"]:
                errors.append(_('Invalid ACL value'))
            if course_content['registration_ac'] == "None":
                course_content['registration_ac'] = None
            course_content['registration_ac_list'] = data['registration_ac_list'].splitlines()

            course_content['is_lti'] = 'lti' in data and data['lti'] == "true"
            course_content['lti_keys'] = dict([x.split(":") for x in data['lti_keys'].splitlines() if x])

            for lti_key in course_content['lti_keys'].keys():
                if not re.match("^[a-zA-Z0-9]*$", lti_key):
                    errors.append(_("LTI keys must be alphanumerical."))

            course_content['lti_send_back_grade'] = 'lti_send_back_grade' in data and data['lti_send_back_grade'] == "true"
        except:
            errors.append(_('User returned an invalid form.'))

        if len(errors) == 0:
            self.course_factory.update_course_descriptor_content(courseid, course_content)
            errors = None
            course, __ = self.get_course_and_check_rights(courseid, allow_all_staff=False)  # don't forget to reload the modified course

        return self.page(course, errors, errors is None)