Mercurial > public > sg101
annotate gpp/contests/views.py @ 553:abc4be5a82e5
Prepare to use my forked version of elsewhere that has staticfiles support.
| author | Brian Neal <bgneal@gmail.com> |
|---|---|
| date | Thu, 26 Jan 2012 20:24:15 -0600 |
| parents | 51fa1e0ca218 |
| children |
| rev | line source |
|---|---|
| bgneal@540 | 1 """ |
| bgneal@540 | 2 Views for the contests application. |
| bgneal@540 | 3 |
| bgneal@540 | 4 """ |
| bgneal@540 | 5 from django.http import (HttpResponse, HttpResponseForbidden, |
| bgneal@540 | 6 HttpResponseBadRequest) |
| bgneal@540 | 7 from django.shortcuts import get_object_or_404 |
| bgneal@540 | 8 from django.utils import simplejson |
| bgneal@540 | 9 from django.views.decorators.http import require_POST |
| bgneal@540 | 10 |
| bgneal@540 | 11 from contests.models import Contest |
| bgneal@540 | 12 |
| bgneal@540 | 13 |
| bgneal@540 | 14 @require_POST |
| bgneal@540 | 15 def enter(request): |
| bgneal@540 | 16 """ |
| bgneal@540 | 17 This view is an AJAX view that is used to enter or withdraw a user from a |
| bgneal@540 | 18 given contest. This function toggles the user's entered state in the |
| bgneal@540 | 19 contest. |
| bgneal@540 | 20 |
| bgneal@540 | 21 """ |
| bgneal@540 | 22 if not request.user.is_authenticated(): |
| bgneal@540 | 23 return HttpResponseForbidden("Please login first") |
| bgneal@540 | 24 |
| bgneal@540 | 25 contest_id = request.POST.get('contest_id') |
| bgneal@540 | 26 if not contest_id: |
| bgneal@540 | 27 return HttpResponseBadRequest("Missing contest_id") |
| bgneal@540 | 28 |
| bgneal@540 | 29 contest = get_object_or_404(Contest, pk=contest_id) |
| bgneal@540 | 30 if not contest.can_enter(): |
| bgneal@540 | 31 return HttpResponseForbidden("Contest is over") |
| bgneal@540 | 32 |
| bgneal@540 | 33 # Toggle the user's state in the contest |
| bgneal@540 | 34 |
| bgneal@540 | 35 result = {} |
| bgneal@540 | 36 if request.user in contest.contestants.all(): |
| bgneal@540 | 37 contest.contestants.remove(request.user) |
| bgneal@540 | 38 result['entered'] = False |
| bgneal@540 | 39 result['msg'] = 'You have been withdrawn from this contest.' |
| bgneal@540 | 40 else: |
| bgneal@540 | 41 contest.contestants.add(request.user) |
| bgneal@540 | 42 result['entered'] = True |
| bgneal@540 | 43 result['msg'] = 'You have been entered into this contest!' |
| bgneal@540 | 44 |
| bgneal@540 | 45 json = simplejson.dumps(result) |
| bgneal@540 | 46 return HttpResponse(json, content_type='application/json') |