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##############################################################################
# Copyright (c) 2016 Max Breitenfeldt and others.
# Copyright (c) 2018 Parker Berberian, Sawyer Bergeron, and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
import os
import urllib
import oauth2 as oauth
from django.conf import settings
from django.utils import timezone
from django.contrib import messages
from django.contrib.auth import logout, authenticate, login
from django.contrib.auth.decorators import login_required
from django.contrib.auth.mixins import LoginRequiredMixin
from django.contrib.auth.models import User
from django.urls import reverse
from django.http import HttpResponse
from django.shortcuts import get_object_or_404
from django.utils.decorators import method_decorator
from django.views.generic import RedirectView, TemplateView, UpdateView
from django.shortcuts import render
from rest_framework.authtoken.models import Token
from mozilla_django_oidc.auth import OIDCAuthenticationBackend
from account.forms import AccountSettingsForm
from account.models import UserProfile
from booking.models import Booking
from resource_inventory.models import ResourceTemplate, Image
@method_decorator(login_required, name='dispatch')
class AccountSettingsView(UpdateView):
model = UserProfile
form_class = AccountSettingsForm
template_name_suffix = '_update_form'
def get_success_url(self):
messages.add_message(self.request, messages.INFO,
'Settings saved')
return '/'
def get_object(self, queryset=None):
return self.request.user.userprofile
def get_context_data(self, **kwargs):
token, created = Token.objects.get_or_create(user=self.request.user)
context = super(AccountSettingsView, self).get_context_data(**kwargs)
context.update({'title': "Settings", 'token': token})
return context
class MyOIDCAB(OIDCAuthenticationBackend):
def filter_users_by_claims(self, claims):
"""
Checks to see if user exists and create user if not
Linux foundation does not allow users to change their
username, so chose to match users based on their username.
If this changes we will need to match users based on some
other criterea.
"""
username = claims.get(os.environ.get('CLAIMS_ENDPOINT') + 'username')
if not username:
return HttpResponse('No username provided, contact support.')
try:
# For literally no (good) reason user needs to be a queryset
user = User.objects.filter(username=username)
return user
except User.DoesNotExist:
return self.UserModel.objects.none()
def create_user(self, claims):
""" This creates a user and user profile"""
user = super(MyOIDCAB, self).create_user(claims)
user.username = claims.get(os.environ['CLAIMS_ENDPOINT'] + 'username')
user.save()
up = UserProfile()
up.user = user
up.email_addr = claims.get('email')
up.save()
return user
def update_user(self, user, claims):
""" If their account has different email, change the email """
up = UserProfile.objects.get(user=user)
up.email_addr = claims.get('email')
up.save()
return user
class OIDCLoginView(RedirectView):
def get_redirect_url(self, *args, **kwargs):
return reverse('oidc_authentication_init')
class LogoutView(LoginRequiredMixin, RedirectView):
def get_redirect_url(self, *args, **kwargs):
logout(self.request)
return '/'
@method_decorator(login_required, name='dispatch')
class UserListView(TemplateView):
template_name = "account/user_list.html"
def get_context_data(self, **kwargs):
users = UserProfile.objects.filter(public_user=True).select_related('user')
context = super(UserListView, self).get_context_data(**kwargs)
context.update({'title': "Dashboard Users", 'users': users})
return context
def account_detail_view(request):
template = "account/details.html"
return render(request, template)
def account_resource_view(request):
"""
Display a user's resources.
gathers a users genericResoureBundles and
turns them into displayable objects
"""
if not request.user.is_authenticated:
return render(request, "dashboard/login.html", {'title': 'Authentication Required'})
template = "account/resource_list.html"
active_bundles = [book.resource for book in Booking.objects.filter(
owner=request.user, end__gte=timezone.now(), resource__template__temporary=False)]
active_resources = [bundle.template.id for bundle in active_bundles]
resource_list = list(ResourceTemplate.objects.filter(owner=request.user, temporary=False))
context = {
"resources": resource_list,
"active_resources": active_resources,
"title": "My Resources"
}
return render(request, template, context=context)
def account_booking_view(request):
if not request.user.is_authenticated:
return render(request, "dashboard/login.html", {'title': 'Authentication Required'})
template = "account/booking_list.html"
bookings = list(Booking.objects.filter(owner=request.user, end__gt=timezone.now()).order_by("-start"))
my_old_bookings = Booking.objects.filter(owner=request.user, end__lt=timezone.now()).order_by("-start")
collab_old_bookings = request.user.collaborators.filter(end__lt=timezone.now()).order_by("-start")
expired_bookings = list(my_old_bookings.union(collab_old_bookings))
collab_bookings = list(request.user.collaborators.filter(end__gt=timezone.now()).order_by("-start"))
context = {
"title": "My Bookings",
"bookings": bookings,
"collab_bookings": collab_bookings,
"expired_bookings": expired_bookings
}
return render(request, template, context=context)
def account_images_view(request):
if not request.user.is_authenticated:
return render(request, "dashboard/login.html", {'title': 'Authentication Required'})
template = "account/image_list.html"
my_images = Image.objects.filter(owner=request.user)
public_images = Image.objects.filter(public=True)
used_images = {}
for image in my_images:
if image.in_use():
used_images[image.id] = "true"
context = {
"title": "Images",
"images": my_images,
"public_images": public_images,
"used_images": used_images
}
return render(request, template, context=context)
def template_delete_view(request, resource_id=None):
if not request.user.is_authenticated:
return HttpResponse(status=403)
template = get_object_or_404(ResourceTemplate, pk=resource_id)
if not request.user.id == template.owner.id:
return HttpResponse(status=403)
if Booking.objects.filter(resource__template=template, end__gt=timezone.now()).exists():
return HttpResponse(status=403)
#grb.delete()
template.public = False
template.temporary = True
template.save()
return HttpResponse(status=200)
def booking_cancel_view(request, booking_id=None):
if not request.user.is_authenticated:
return HttpResponse('no') # 403?
booking = get_object_or_404(Booking, pk=booking_id)
if not request.user.id == booking.owner.id:
return HttpResponse('no') # 403?
if booking.end < timezone.now(): # booking already over
return HttpResponse('')
booking.end = timezone.now()
booking.save()
return HttpResponse('')
def image_delete_view(request, image_id=None):
if not request.user.is_authenticated:
return HttpResponse('no') # 403?
image = get_object_or_404(Image, pk=image_id)
if image.public or image.owner.id != request.user.id:
return HttpResponse('no') # 403?
# check if used in booking
if image.in_use():
return HttpResponse('no') # 403?
image.delete()
return HttpResponse('')
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