HackAssistant/registration

import os
try:
    from urllib import quote
except ImportError:
    from urllib.parse import quote

from django.conf import settings
from django.http import HttpResponseRedirect, StreamingHttpResponse, HttpResponse, Http404
from django.shortcuts import render, get_object_or_404
from django.urls import reverse
from django.views.generic import TemplateView

from app import utils, mixins
from applications.models import HackerApplication, MentorApplication
from reimbursement.models import Reimbursement


def root_view(request):
    if not request.user.is_authenticated and not utils.is_app_closed():
        return HttpResponseRedirect(reverse('account_signup'))
    if not request.user.is_authenticated and utils.is_app_closed():
        return HttpResponseRedirect(reverse('account_login'))
    if not request.user.has_usable_password():
        return HttpResponseRedirect(reverse('set_password'))
    if not request.user.email_verified:
        return HttpResponseRedirect(reverse('verify_email_required'))
    if request.user.is_sponsor():
        return HttpResponseRedirect(reverse('sponsor_dashboard'))
    if request.user.is_organizer:
        return HttpResponseRedirect(reverse('review'))
    if request.user.is_volunteer_accepted:
        return HttpResponseRedirect(reverse('check_in_list'))
    return HttpResponseRedirect(reverse('dashboard'))


def code_conduct(request):
    code_link = getattr(settings, 'CODE_CONDUCT_LINK', None)
    if code_link:
        return HttpResponseRedirect(code_link)
    return render(request, 'code_conduct.html')


def protectedMedia(request, file_):
    path, file_name = os.path.split(file_)
    downloadable_path = None
    if path == "resumes":
        try:
            app = HackerApplication.objects.get(resume=file_)
        except HackerApplication.DoesNotExist:
            try:
                app = MentorApplication.objects.get(resume=file_)
            except MentorApplication.DoesNotExist:
                raise Http404
        if request.user.is_authenticated and (request.user.is_organizer or
                                              (app and (app.user_id == request.user.id))):
            downloadable_path = app.resume.path
    elif path == "receipt":
        app = get_object_or_404(Reimbursement, receipt=file_)
        if request.user.is_authenticated and (request.user.is_organizer or
                                              (app and (app.hacker_id == request.user.id))):
            downloadable_path = app.receipt.path
    if downloadable_path:
        (_, doc_extension) = file_name.rsplit('.', 1)
        if doc_extension == 'pdf':
            with open(downloadable_path, 'rb') as doc:
                response = HttpResponse(doc.read(), content_type='application/pdf')
                response['Content-Disposition'] = 'inline;filename=%s' % quote(file_name)
                return response
            doc.closed
        else:
            response = StreamingHttpResponse(open(downloadable_path, 'rb'))
            response['Content-Type'] = ''
            response['Content-Disposition'] = 'attachment; filename*=UTF-8\'\'%s' % quote(file_name)
            response['Content-Transfer-Encoding'] = 'binary'
            response['Expires'] = '0'
            response['Cache-Control'] = 'must-revalidate'
            response['Pragma'] = 'public'
            return response
    return HttpResponseRedirect(reverse('account_login'))


class TabsView(mixins.TabsViewMixin, TemplateView):
    pass