def list_ticket(request, event_id, ticket_num):
"""
Tell the blockchain server that a venue wants to list a
particular ticket with a given number of an event with
the given id.
"""
# get venue
venue = get_object_or_404(Venue, user=request.user)
# build data
data = {
"venue": {
"venue_location": venue.location,
"venue_name": venue.name
},
"event_id": event_id,
"ticket_num": ticket_num
}
# send POST request to blockchain server with data
response = bcAPI.post("venue/event/tickets/list", data=data)
# expect 201 response if successful.
if response[1] != 200:
messages.error(request, "Couldn't list ticket.")
else:
messages.success(request, "Ticket successfully listed.")
return redirect("home")
def buy_ticket(request, event_id, ticket_num):
"""
Tell the blockchain server that the logged in customer intends
to purchase the ticket with the given ticket_num.
"""
# get customer
customer = get_object_or_404(Customer, user=request.user)
event = get_object_or_404(Event, pk=event_id)
venue = event.venue
# build data
data = {
"user_email": customer.user.email,
"event_id": event_id,
"ticket_num": ticket_num,
"venue": {
"venue_location": venue.location,
"venue_name": venue.name
}
}
# send POST request to blockchain server with data.
response = bcAPI.post("user/buy_ticket", data=data)
# expect 200 response if successful.
if response[1] != 200:
messages.error(request, "Not enough funds to buy this ticket.")
else:
messages.success(request, "Ticket successfully purchased.")
return redirect("home")
def list_customer_ticket(request, event_id, ticket_num):
"""
List a ticket that a customer owns.
"""
# get venue
event = get_object_or_404(Event, pk=event_id)
# build data
data = {
"venue": {
"venue_location": event.venue.location,
"venue_name": event.venue.name
},
"event_id": event_id,
"ticket_num": ticket_num,
"user_email": request.user.email
}
# send POST request to blockchain server with data
response = bcAPI.post("user/list_ticket", data=data)
# expect 201 response if successful.
if response[1] != 200:
messages.error(request, "Couldn't contact blockchain server.")
else:
messages.success(request, "Ticket successfully listed.")
return redirect("list-customer-tickets")
def upgrade_ticket(request, event_id, ticket_num):
customer = get_object_or_404(Customer, user=request.user)
event = get_object_or_404(Event, pk=event_id)
venue = event.venue
if request.method == "POST":
user_email = customer.user.email
old_ticket_num = int(request.POST.get("current-ticket"))
if old_ticket_num is None:
# print('none')
return redirect('upgrade-ticket')
# TODO: send request to blockchain server to Upgrade ticket
data = {
"event_id": event_id,
"ticket_num": old_ticket_num,
"user_email": user_email,
"new_ticket_num": ticket_num,
"venue": {
"venue_location": venue.location,
"venue_name": venue.name
}
}
# print(data)
response = bcAPI.post("user/upgrade_ticket", data=data)
if response[1] == 200:
result = True
else:
result = False
if result:
messages.success(request, "Ticket upgraded.")
else:
messages.error(request, "Ticket not valid.")
return redirect("list-customer-tickets")
else:
response = bcAPI.post("user/view_tickets",
data={"user_email": customer.user.email})
if response[1] == 200:
context = {"tickets": response[0], "event_id": int(event_id)}
else:
return redirect('home')
return render(request, "customer_upgrade_ticket.html", context)
def search(request):
query = request.GET.get("q")
# print('query',query)
date = request.GET.get("date")
if date is None or date == "":
date = None
# print('date',date)
date_range = request.GET.get("date-range")
# print('date range',date_range)
if date_range is None or date_range == "":
date_range = None
# print('date range',date_range)
results = None
if date or date_range or query:
# empty query string is same as sending None
if query == "":
query = None
if date:
try:
date = models.DateField().to_python(date)
except:
messages.error(request, "Invalid date format.")
return redirect("search")
data = {
"user_email": request.user.email,
"search_info": {
"search_text": query,
"date_range": int(date_range) if date_range else None,
"date": {
"year": date.year,
"month": date.month,
"day": date.day
} if date else None
}
}
# print(data)
response = bcAPI.post('user/search', data=data)
if response[1] == 200:
results = response[0]
else:
messages.error(request, "Something went wrong while searching. Please try again.")
context = {
"results": results,
"query": query
}
return render(request, "search.html", context)
def event(request, event_id):
"""
View for an event. A venue with the appropriate permissions can use
this view to view tickets for an event.
"""
try:
event = Event.objects.get(pk=event_id)
except Event.DoesNotExist:
raise Http404("Event does not exist.")
data = {
"venue": {
"venue_location": event.venue.location,
"venue_name": event.venue.name
},
"event_id": event_id
}
response = bcAPI.post('venue/view_event', data=data)
e = response[0]
tickets = []
# TODO: get tickets by making API call to blockchain server
# tickets = []
try:
user_venue = Venue.objects.get(user=request.user)
except Venue.DoesNotExist as ex:
user_venue = None
# check if venue has the permissions to create tickets for
# an event.
# print("user venue: "+ str(user_venue))
# print("event venue" + str(event.venue))
# print(event.venue == user_venue)
response = bcAPI.post('venue/event/view_tickets', data=data)
tickets = response[0]
# print(response)
context = {
"event": event,
"tickets": tickets
}
return render(request, "event.html", context)
def wallet(request):
context = {"balance": None}
if not request.user.is_authenticated:
return context
try:
venue = Venue.objects.get(user=request.user)
data = {
"venue": {
"venue_location": venue.location,
"venue_name": venue.name,
}
}
response = bcAPI.post('venue/view_wallet', data=data)
if response[1] == 200:
context["balance"] = response[0]["wallet"]
else:
return context
except Venue.DoesNotExist:
try:
customer = Customer.objects.get(user=request.user)
data = {"user_email": customer.user.email}
response = bcAPI.post('user/view_wallet', data=data)
if response[1] == 200:
context["balance"] = response[0]["wallet"]
else:
return context
except Customer.DoesNotExist:
pass
return context
def edit_tickets(request, event_id):
"""
Edit the price of a ticket given ticket number, section, and seat.
"""
event = get_object_or_404(Event, pk=event_id)
venue = get_object_or_404(Venue, user=request.user)
if request.method == "POST":
form = EditTicketsForm(request.POST)
if form.is_valid():
new_price = form.cleaned_data.get("face_value")
section = form.cleaned_data.get("section")
row = form.cleaned_data.get("row")
seat_num = form.cleaned_data.get("seat")
data = {
"venue": {
"venue_location": venue.location,
"venue_name": venue.name
},
"event_id": event_id,
"update_info": {
"new_price": new_price,
"which_seats": {
"section": section,
"row": str(row),
"seat_num": seat_num
}
}
}
response = bcAPI.post('venue/event/tickets/edit', data=data)
# print(response)
if response[1] == 200:
messages.success(request, "Tickets edited.")
else:
messages.error(request, "Failed to edit tickets.")
else:
messages.error(request, "Something went wrong.")
else:
form = EditTicketsForm()
context = {
"form": form,
"event": event,
"venue": venue
}
return render(request, "edit_tickets.html", context)
def edit_event(request, event_id):
"""
Allows a venue to edit an event's date, time, and description.
"""
event = get_object_or_404(Event, pk=event_id)
if request.method == "POST":
form = EditEventForm(request.POST, instance=event)
if form.is_valid():
venue = Venue.objects.get(user=request.user)
event = form.save(commit=False)
data = {
"venue": {
"venue_location": venue.location,
"venue_name": venue.name
},
"event_id": event.id,
"update_info": {
"name": event.name,
"desc": event.description,
"time": {
"minute": event.when.minute,
"hour": event.when.hour,
"day": event.when.day,
"month": event.when.month,
"year": event.when.year
}
}
}
# print(data)
response = bcAPI.post('venue/event/edit', data=data)
# print(response)
if response[0].get('event_id') == event.id:
messages.success(request, "Event successfully edited.")
event.save()
else:
messages.error(request, "Failed to edit event.")
return redirect("venue", venue.id)
else:
form = EditEventForm(instance=event)
context = {
"form": form,
"event": event
}
return render(request, "edit_event.html", context)
def schedule_release(request, event_id):
"""
Schedule the release of the tickets for an event.
"""
venue = get_object_or_404(Venue, user=request.user)
event = get_object_or_404(Event, pk=event_id, venue=venue)
if request.method == "POST":
form = ScheduleReleaseForm(request.POST)
if form.is_valid():
date = form.cleaned_data.get("scheduled_for")
section = form.cleaned_data.get('section')
# TODO: send request to blockchain server indicating that
# venue wants to schedule all the tickets.
data = {
"venue": {
"venue_location": venue.location,
"venue_name": venue.name
},
"event_id": event_id,
"release_info": {
"section": section,
"release_date": {
"month": date.month,
"day": date.day,
"year": date.year
}
}
}
response = bcAPI.post("venue/schedule_release", data=data)
if response[1] == "200":
messages.success(request,
"The tickets have been successfully scheduled.")
else:
messages.error(request, "Ticket scheduling failed.")
else:
form = ScheduleReleaseForm()
context = {"form": form, "event": event}
return render(request,
template_name="schedule_release.html",
context=context)
def create_event(request):
if request.method == "POST":
form = CreateEventForm(request.POST)
if form.is_valid():
user = request.user
venue = Venue.objects.get(user=user)
name = form.cleaned_data.get("name")
description = form.cleaned_data.get("description")
when = form.cleaned_data.get("when")
event = Event.objects.create(venue=venue, name=name, description=description)
# print("event id: ", event.id)
# TODO: API call to blockchain server to create event
data = {
"venue": {
"venue_location": venue.location,
"venue_name": venue.name
},
"name": name,
"description": description,
"event_id": event.id,
"time": {
"minute": when.minute,
"hour": when.hour,
"day": when.day,
"month": when.month,
"year": when.year
}
}
response = bcAPI.post('venue/event/create', data=data)
if response[0].get('event_id') == event.id:
messages.success(request, "Event successfully created.")
else:
# messages.failure(request, "Event non ")
messages.error(request, "Failed to create event.")
event.delete()
return redirect("home")
else:
form = CreateEventForm()
return render(request, "create_event.html", {"form": form})
def explore(request):
user = request.user
# TODO: submit request to blockchain server to get events for explore
data = {
"user_email": user.email
}
response = bcAPI.post('user/explore', data=data)
if response[1] == 200:
events = response[0]
context = {
"events": events
}
return render(request, "explore.html", context)
else:
messages.error(request, "Can't contact blockchain server.")
return redirect("/")
def validate_ticket(request, event_id):
venue = get_object_or_404(Venue, user=request.user)
event = get_object_or_404(Event, pk=event_id, venue=venue)
if request.method == "POST":
form = ValidateTicketForm(request.POST)
if form.is_valid():
ticket_num = form.cleaned_data.get("ticket_num")
h = form.cleaned_data.get("hsh")
user_email = form.cleaned_data.get("user_email")
# TODO: send request to blockchain server to validate ticket
data = {
"event_id": event_id,
"ticket_num": ticket_num,
"user_email": user_email,
"hash": h,
"venue": {
"venue_location": venue.location,
"venue_name": venue.name
}
}
response = bcAPI.post("venue/event/tickets/validate", data=data)
if response[1] == 200:
result = True
else:
result = False
if result:
messages.success(request, "Ticket validated.")
else:
messages.error(request, "Ticket not valid.")
return redirect("validate-ticket", event_id)
else:
form = ValidateTicketForm()
context = {"venue": venue, "event": event, "form": form}
return render(request, "validate_ticket.html", context)
def venue(request, venue_id):
"""
View the events of a venue.
"""
try:
venue = Venue.objects.get(pk=venue_id)
except Venue.DoesNotExist:
raise Http404("Venue does not exist.")
# TODO: get events from API call to blockchain server
data = {
"venue": {
"venue_location": venue.location,
"venue_name": venue.name
}
}
response = bcAPI.post("venue/view_events", data=data)
events = response[0]
context = {"events": events, "venue": venue}
return render(request, "venue.html", context)
def list_customer_tickets(request):
"""
Return the list of tickets purchased by the currently logged
in user.
"""
# get customer
customer = get_object_or_404(Customer, user=request.user)
# use customer id to query blockchain server to
# get the list of the customer's tickets.
# Expect JSON response with list of tickets, each with the name
# of the event, details of the seat, the ticket id (num), and the venue.
# TODO
response = bcAPI.post("user/view_tickets",
data={"user_email": customer.user.email})
if response[1] != 200: # request to blockchain server failed
messages.error(request, "Couldn't contact blockchain server.")
return redirect("home")
context = {"tickets": response[0]}
return render(request, "customer_ticket_list.html", context)
def register(request):
# if user is already logged in, redirect to home page
if request.user.is_authenticated:
return redirect("home")
if request.method == "POST":
form = RegisterForm(request.POST)
csrf_token = get_token(request)
if form.is_valid():
email = form.cleaned_data.get("email")
password1 = form.cleaned_data.get("password1")
password2 = form.cleaned_data.get("password2")
user_type = form.cleaned_data.get("user_type")
name = form.cleaned_data.get("name")
bc_created = False
if password1 == password2:
if user_type == "venue":
data = {
"venue_location": "Chicago, IL",
"venue_name": name
}
response = bcAPI.post('venue/create', data=data)
if response[1] == 200:
user = User.objects.create_user(email=email, password=password1)
Venue.objects.create(user=user, name=name, location="Chicago, IL")
bc_created = True
else:
messages.error(request, "Request to blockchain API failed.")
# print(response[1])
return redirect("register")
else:
data = {
"fname": name,
"lname": "smith",
"email_address": email
}
response = bcAPI.post('user/create', data=data)
if response[1] == 200:
bc_created = True
user = User.objects.create_user(email=email, password=password1)
Customer.objects.create(user=user, name=name)
else:
messages.error(request, "Request to blockchain API failed.")
return redirect("register")
else:
messages.error(request, "Passwords do not match.")
return redirect("register")
if bc_created:
user = authenticate(email=email, password=password1)
auth_login(request, user)
return redirect("home")
else:
form = RegisterForm()
return render(request, "register.html", {"form": form})
def create_tickets(request, event_id):
try:
event = Event.objects.get(pk=event_id)
except Event.DoesNotExist:
raise Http404("Event does not exist.")
if request.method == "POST":
form = CreateTicketsForm(request.POST)
if form.is_valid():
# getting data from form
section = form.cleaned_data.get("section")
min_row = form.cleaned_data.get("min_row")
max_row = form.cleaned_data.get("max_row")
min_seat = form.cleaned_data.get('min_seat')
max_seat = form.cleaned_data.get('max_seat')
face_value = form.cleaned_data.get('face_value')
venue = Venue.objects.get(user=request.user)
# check if venue has the permissions to create tickets for
# an event.
if event.venue == venue:
# TODO: API call to blockchain server to create tickets
data = {
"venue": {
"venue_location": venue.location,
"venue_name": venue.name
},
"event_id": event.id,
"tickets_info": {
"face_value": face_value,
"section": section,
"row_range": {
"begin": min_row,
"end": max_row
},
"seat_range": {
"begin": min_seat,
"end": max_seat
}
}
}
response = bcAPI.post('venue/event/tickets/create',data=data)
messages.success(
request, "Tickets successfully created."
)
# print(response[0])
return redirect("create-tickets", event.pk)
else:
messages.error(
request,
"You are not authorized to create tickets for this event."
)
return redirect("home")
else:
form = CreateTicketsForm()
context = {
"form": form,
"event": event
}
return render(request, "create_tickets.html", context)
