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plateforme-corres2math/apps/registration/views.py
Yohann D'ANELLO c6c091b741 Linting
2020-09-27 12:49:10 +02:00

194 lines
6.9 KiB
Python

import os
from corres2math.tokens import email_validation_token
from django.conf import settings
from django.contrib.auth.mixins import LoginRequiredMixin
from django.contrib.auth.models import User
from django.core.exceptions import ValidationError
from django.db import transaction
from django.http import FileResponse, Http404
from django.shortcuts import redirect, resolve_url
from django.urls import reverse_lazy
from django.utils.http import urlsafe_base64_decode
from django.utils.translation import gettext_lazy as _
from django.views.generic import CreateView, DetailView, RedirectView, TemplateView, UpdateView, View
from magic import Magic
from .forms import CoachRegistrationForm, PhotoAuthorizationForm, SignupForm, StudentRegistrationForm, UserForm
from .models import StudentRegistration
class SignupView(CreateView):
model = User
form_class = SignupForm
template_name = "registration/signup.html"
def get_context_data(self, **kwargs):
context = super().get_context_data()
context["student_registration_form"] = StudentRegistrationForm(self.request.POST or None)
context["coach_registration_form"] = CoachRegistrationForm(self.request.POST or None)
return context
@transaction.atomic
def form_valid(self, form):
role = form.cleaned_data["role"]
if role == "participant":
registration_form = StudentRegistrationForm(self.request.POST)
else:
registration_form = CoachRegistrationForm(self.request.POST)
if not registration_form.is_valid():
return self.form_invalid(form)
ret = super().form_valid(form)
registration = registration_form.instance
registration.user = form.instance
registration.save()
return ret
def get_success_url(self):
return reverse_lazy("registration:email_validation_sent")
class UserValidateView(TemplateView):
"""
A view to validate the email address.
"""
title = _("Email validation")
template_name = 'registration/email_validation_complete.html'
extra_context = {"title": _("Validate email")}
def get(self, *args, **kwargs):
"""
With a given token and user id (in params), validate the email address.
"""
assert 'uidb64' in kwargs and 'token' in kwargs
self.validlink = False
user = self.get_user(kwargs['uidb64'])
token = kwargs['token']
# Validate the token
if user is not None and email_validation_token.check_token(user, token):
self.validlink = True
user.registration.email_confirmed = True
user.registration.save()
return self.render_to_response(self.get_context_data(), status=200 if self.validlink else 400)
def get_user(self, uidb64):
"""
Get user from the base64-encoded string.
"""
try:
# urlsafe_base64_decode() decodes to bytestring
uid = urlsafe_base64_decode(uidb64).decode()
user = User.objects.get(pk=uid)
except (TypeError, ValueError, OverflowError, User.DoesNotExist, ValidationError):
user = None
return user
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context['user_object'] = self.get_user(self.kwargs["uidb64"])
context['login_url'] = resolve_url(settings.LOGIN_URL)
if self.validlink:
context['validlink'] = True
else:
context.update({
'title': _('Email validation unsuccessful'),
'validlink': False,
})
return context
class UserValidationEmailSentView(TemplateView):
"""
Display the information that the validation link has been sent.
"""
template_name = 'registration/email_validation_email_sent.html'
extra_context = {"title": _('Email validation email sent')}
class UserResendValidationEmailView(LoginRequiredMixin, DetailView):
"""
Rensend the email validation link.
"""
model = User
extra_context = {"title": _("Resend email validation link")}
def get(self, request, *args, **kwargs):
user = self.get_object()
user.registration.send_email_validation_link()
return redirect('registration:email_validation_sent')
class MyAccountDetailView(LoginRequiredMixin, RedirectView):
def get_redirect_url(self, *args, **kwargs):
return reverse_lazy("registration:user_detail", args=(self.request.user.pk,))
class UserDetailView(LoginRequiredMixin, DetailView):
model = User
context_object_name = "user_object"
template_name = "registration/user_detail.html"
class UserUpdateView(LoginRequiredMixin, UpdateView):
model = User
form_class = UserForm
template_name = "registration/update_user.html"
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
user = self.get_object()
context["registration_form"] = user.registration.form_class(data=self.request.POST or None,
instance=self.object.registration)
return context
@transaction.atomic
def form_valid(self, form):
user = form.instance
registration_form = user.registration.form_class(data=self.request.POST or None,
instance=self.object.registration)
if not registration_form.is_valid():
return self.form_invalid(form)
registration_form.save()
return super().form_valid(form)
def get_success_url(self):
return reverse_lazy("registration:user_detail", args=(self.object.pk,))
class UserUploadPhotoAuthorizationView(LoginRequiredMixin, UpdateView):
model = StudentRegistration
form_class = PhotoAuthorizationForm
template_name = "registration/upload_photo_authorization.html"
@transaction.atomic
def form_valid(self, form):
old_instance = StudentRegistration.objects.get(pk=self.object.pk)
if old_instance.photo_authorization:
old_instance.photo_authorization.delete()
return super().form_valid(form)
def get_success_url(self):
return reverse_lazy("registration:user_detail", args=(self.object.user.pk,))
class PhotoAuthorizationView(LoginRequiredMixin, View):
def get(self, request, *args, **kwargs):
filename = kwargs["filename"]
path = f"media/authorization/photo/{filename}"
if not os.path.exists(path):
raise Http404
student = StudentRegistration.objects.get(photo_authorization__endswith=filename)
mime = Magic(mime=True)
mime_type = mime.from_file(path)
ext = mime_type.split("/")[1].replace("jpeg", "jpg")
true_file_name = _("Photo authorization of {student}.{ext}").format(student=str(student), ext=ext)
return FileResponse(open(path, "rb"), content_type=mime_type, filename=true_file_name)