p = _handle_products(request, category, products, prefix)

                products_form, discounts, products_handled = p

                section = GuidedRegistrationSection(

                    title=category.name,

                    description=category.description,

                    discounts=discounts,

                    form=products_form,

                )

                if products:

                    # This product category has items to show.

                    sections.append(section)

                    # Add this to the list of things to show if the form

                    # errors.

                    request.session[SESSION_KEY].append(category.id)

                    if request.method == "POST" and not products_form.errors:

                        # This is only saved if we pass each form with no

                        # errors, and if the form actually has products.

                        attendee.guided_categories_complete.add(category)

    if sections and request.method == "POST":

        for section in sections:

            if section.form.errors:

                break

        else:

            attendee.save()

            if SESSION_KEY in request.session:

                del request.session[SESSION_KEY]

            # We've successfully processed everything

            return next_step

    data = {

        "current_step": current_step,

        "sections": sections,

        "title": title,

        "total_steps": 3,

    }

    return render(request, "registrasion/guided_registration.html", data)

@login_required

def review(request):

    ''' View for the review page. '''

    return render(

        request,

        {},

    )

@login_required

def edit_profile(request):

    ''' View for editing an attendee's profile

    The user must be logged in to edit their profile.

    Returns:

        redirect or render:

            In the case of a ``POST`` request, it'll redirect to ``dashboard``,

            or otherwise, it will render ``registrasion/profile_form.html``

            with data::

                {

                    "form": form,  # Instance of ATTENDEE_PROFILE_FORM.

                }

    '''

    form, handled = _handle_profile(request, "profile")

    if handled and not form.errors:

        messages.success(

            request,

            "Your attendee profile was updated.",

        )

        return redirect("dashboard")

    data = {

        "form": form,

    }

    return render(request, "registrasion/profile_form.html", data)

def _handle_profile(request, prefix):

    ''' Returns a profile form instance, and a boolean which is true if the

    form was handled. '''

    attendee = people.Attendee.get_instance(request.user)

    try:

        profile = attendee.attendeeprofilebase

        profile = people.AttendeeProfileBase.objects.get_subclass(

            pk=profile.id,

        )

    except ObjectDoesNotExist: