def edit_reservation(request, id):
"""
Modify, cancel or create a reservation
GET presents a form, POST updates the database
If id is absent: create a new reservation
If id is provided and also POST['cancel'], cancel a reservation
If id is provided: modify a reservation
"""
if not id:
reservation = Reservation()
else:
reservation = Reservation.objects.get(id=id)
if reservation == None or reservation.user != request.user:
return HtmlResponse("Nope")
form = None
if request.POST:
if id and 'cancel' in request.POST:
# Cancel the reservation
reservation.delete();
return redirect(to=reverse('scheduler:reservations'))
reservation.user = request.user
reservation.mcu = MCU.objects.get(id=1)
form = ReservationForm(request.POST, instance=reservation)
try:
form.save()
except (ValueError, ValidationError) as e:
# FIXME: Grab the error and show it to the user
pass
else:
return redirect(to=reverse('scheduler:reservations'))
if not form:
form = ReservationForm(instance=reservation)
context = { 'reservation': reservation, 'form': form }
return render(request, 'scheduler/reservation.html', context)
def edit_reservation(request, id):
"""
Modify, cancel or create a reservation
GET presents a form, POST updates the database
If id is absent: create a new reservation
If id is provided and also POST['cancel'], cancel a reservation
If id is provided: modify a reservation
"""
if not id:
reservation = Reservation()
else:
reservation = Reservation.objects.get(id=id)
if reservation == None or reservation.user != request.user:
return HtmlResponse("Nope")
form = None
if request.POST:
if id and 'cancel' in request.POST:
# Cancel the reservation
reservation.delete()
return redirect(to=reverse('scheduler:reservations'))
reservation.user = request.user
reservation.mcu = MCU.objects.get(id=1)
form = ReservationForm(request.POST, instance=reservation)
try:
form.save()
except (ValueError, ValidationError) as e:
# FIXME: Grab the error and show it to the user
pass
else:
return redirect(to=reverse('scheduler:reservations'))
if not form:
form = ReservationForm(instance=reservation)
context = {'reservation': reservation, 'form': form}
return render(request, 'scheduler/reservation.html', context)
def schedule(request, lab_id):
lab = get_object_or_404(Lab, id=lab_id)
# Generate the Lab's schedule for the next seven days
schedule = Schedule(lab, tz=request.session.get("django_timezone"))
# Determine if the current User is allowed to make a Reservation
if not request.user.is_authenticated():
reservation_forbidden = "You must log in in order to reserve lab time."
elif not lab.pods.count():
reservation_forbidden = "This lab does not have any pods defined yet."
elif request.user in lab.admins:
reservation_forbidden = False
elif not lab.is_active:
reservation_forbidden = "Sorry, this lab is not currently accepting new reservations."
elif not lab.is_public and request.user not in lab.members:
reservation_forbidden = "Sorry, only members can reserve time in this lab."
elif (
lab.max_rsv_per_user
and lab.reservations.filter(user=request.user, end_time__gt=timezone.now()).count() >= lab.max_rsv_per_user
):
reservation_forbidden = "Sorry, you have reached the maximum number of reservations for this lab ({0}).".format(
lab.max_rsv_per_user
)
else:
reservation_forbidden = False
# Creating a new Reservation
if not reservation_forbidden and request.method == "POST":
reservation_form = ReservationForm(lab, schedule, request.session["django_timezone"], request.POST)
if reservation_form.is_valid():
# Create a full datetime from the individual date and time fields, then make it timezone-aware
start_time = parser.parse(
" ".join((reservation_form.cleaned_data["date"], reservation_form.cleaned_data["time"]))
)
start_time = request.session.get("django_timezone").localize(start_time)
# Create the Reservation
r = Reservation.objects.create(
user=request.user,
lab=lab,
# TODO: Add awareness of X-FORWARDED-FOR header?
created_ip_address=request.META.get("REMOTE_ADDR"),
start_time=start_time,
duration=int(reservation_form.cleaned_data["duration"]),
)
# Add reserved Pod(s) to the Reservation
if isinstance(reservation_form.cleaned_data["pods"], list):
for pod_id in reservation_form.cleaned_data["pods"]:
r.pods.add(lab.pods.get(id=pod_id))
else:
r.pods.add(lab.pods.get(id=reservation_form.cleaned_data["pods"]))
messages.success(request, "Your reservation has been created.")
return redirect(reverse("scheduler_reservation", kwargs={"rsv_id": r.id}))
elif not reservation_forbidden:
reservation_form = ReservationForm(lab, schedule, request.session["django_timezone"])
else:
reservation_form = None
return render(
request,
"labs/schedule.html",
{
"lab": lab,
"lab_open_hours": [h.hour for h in lab.get_open_hours(tz=request.session.get("django_timezone"))],
"reservation_forbidden": reservation_forbidden,
"reservation_form": reservation_form,
"s": schedule,
"now": {
"day": timezone.localtime(timezone.now(), request.session.get("django_timezone")).day,
"hour": timezone.localtime(timezone.now(), request.session.get("django_timezone")).hour,
},
"current_time": datetime.now(),
"nav_labs": "schedule",
},
)
