def retrieve(self, request, pk = None):
try:
pk = int(pk)
except ValueError:
raise Http404("Pk not valid")
try:
edition = Edition.objects.get(pk = pk)
except Edition.DoesNotExist:
raise Http404("Not found.")
return_json = serialize_edition(edition)
return Response(return_json, 200)
def list(self, request):
# Sorted by -created date
editions = Edition.objects.all()
return_json = OrderedDict([('href', request.build_absolute_uri('')),
('count', len(editions)),
('next', None),
('previous', None),
('template', {}),
('results', [])])
request_page = request.GET.get('page', 1)
try:
page = Paginator(editions, 16, allow_empty_first_page=False).page(request_page)
except InvalidPage:
raise Http404("Invalid page")
except PageNotAnInteger:
raise Http404("Page not a number")
except EmptyPage:
raise Http404("Empty page")
for ed in page.object_list:
return_json['results'].append( serialize_edition(ed) )
if page.has_next():
parseResult = urlparse.urlparse(request.build_absolute_uri(''))
qd = QueryDict(parseResult.query).copy()
qd['page'] = int(request_page) + 1
query = qd.urlencode()
return_json['next'] = urlparse.urlunsplit((parseResult.scheme, parseResult.netloc, parseResult.path, query, parseResult.fragment))
else:
return_json['next'] = None
if page.has_previous():
parseResult = urlparse.urlparse(request.build_absolute_uri(''))
qd = QueryDict(parseResult.query).copy()
qd['page'] = int(request_page) - 1
query = qd.urlencode()
return_json['previous'] = urlparse.urlunsplit((parseResult.scheme, parseResult.netloc, parseResult.path, query, parseResult.fragment))
else:
return_json['previous'] = None
return Response(return_json)
