def explore(request, *args, **kwargs):
"""
Show a list of maps. If the user has not used the
filter options we shall display the last recent maps,
otherwise we use the filtered maps.
"""
data = request.POST if request.method=='POST' else None
form = FilterMapsForm(data=data)
qs = DataSet.objects\
.filter(get_public_data_set_querset(request.user))\
.order_by('-date_created')
if form.is_valid() and form.is_active():
maps = form.filtered_results(qs)
else:
maps = qs.order_by('-date_created')
kwargs.update( {
'paginate_by': 16,
'template_name': 'statmap/explore.html',
'template_object_name': 'map',
})
return object_list(request, extra_context={'form': form }, queryset=maps, *args, **kwargs)
def data_set_list(request, region_set_slug):
"""
Methods return a JSON list for the available datasets for this
region set.
.. code-block:: js
{
'dataset':
[
{ 'slug': '...', 'value': '...'},
{ 'slug': '...', 'value': '.. },
..
]
}
"""
try:
region_set = RegionSet.visible_objects.get(slug=region_set_slug)
except RegionSet.DoesNotExist:
raise Http404('Region set does not exist')
q = get_public_data_set_querset(request.user)
data_sets = region_set.data_sets\
.filter(q) \
.values('title', 'slug')
response = HttpResponse(mimetype='application/json')
json.dump(list(data_sets), response)
return response
def save(request):
"""
Requires a post variabel `data`
Returns a JSON file in the following format:
.. code ::
{
'id': 'the id of the dataset',
'status': 'success|error',
'message': 'textual repr. of error / form errors dump',
}
`message` and `error_code` will be left out if there
are no errors.
"""
if request.user.is_authenticated():
form = MappingForm(data=request.POST, user=request.user)
if form.is_valid():
data_set = form.save()
json_response = {
'status': 'success',
'dataset': data_set.slug,
}
json_response['data_sets'] = list(DataSet.objects\
.filter(get_public_data_set_querset(request.user))
.filter(regionset=data_set.regionset)\
.values('title', 'slug'))
else:
json_response = {
'status': 'error',
'errors': form.errors,
}
else:
json_response = {
'status': 'error',
'messages': "You are not signed in",
}
response = HttpResponse()
json.dump(json_response, response)
return response