def postcode(request, postcode, format=None):
if hasattr(countries, 'canonical_postcode'):
canon_postcode = countries.canonical_postcode(postcode)
postcode = canon_postcode
# if (postcode != canon_postcode and format is None) or format == 'json':
# return redirect('mapit.views.postcodes.postcode', postcode=canon_postcode)
if format is None:
format = 'json'
if not is_valid_postcode(postcode):
raise ViewException(format, "Postcode '%s' is not valid." % postcode,
400)
postcode = get_object_or_404(Postcode, format=format, postcode=postcode)
try:
generation = int(request.GET['generation'])
except:
generation = Generation.objects.current()
if not hasattr(countries,
'is_special_postcode') or not countries.is_special_postcode(
postcode.postcode):
areas = list(add_codes(Area.objects.by_postcode(postcode, generation)))
else:
areas = []
# Shortcuts
shortcuts = {}
for area in areas:
if area.type.code in ('COP', 'LBW', 'LGE', 'MTW', 'UTE', 'UTW'):
shortcuts['ward'] = area.id
shortcuts['council'] = area.parent_area_id
elif area.type.code == 'CED':
shortcuts.setdefault('ward', {})['county'] = area.id
shortcuts.setdefault('council', {})['county'] = area.parent_area_id
elif area.type.code == 'DIW':
shortcuts.setdefault('ward', {})['district'] = area.id
shortcuts.setdefault('council',
{})['district'] = area.parent_area_id
elif area.type.code in ('WMC', ):
# XXX Also maybe 'EUR', 'NIE', 'SPC', 'SPE', 'WAC', 'WAE', 'OLF', 'OLG', 'OMF', 'OMG'):
shortcuts[area.type.code] = area.id
# Add manual enclosing areas.
extra = []
for area in areas:
if area.type.code in enclosing_areas.keys():
extra.extend(enclosing_areas[area.type.code])
areas = itertools.chain(areas, Area.objects.filter(id__in=extra))
if format == 'html':
return render(
request, 'mapit/postcode.html', {
'postcode': postcode.as_dict(),
'areas': areas,
'json_view': 'mapit-postcode',
})
out = postcode.as_dict()
out['areas'] = dict((area.id, area.as_dict()) for area in areas)
if shortcuts:
out['shortcuts'] = shortcuts
return output_json(out)
def convert_address(request, format='json'):
address = request.GET.get('address')
if not address:
raise ViewException(format, 'No address was provided.', 400)
converter = AddressConverter()
locations = converter.resolve_address(address, partial=bool(request.GET.get('partial')))
# this is a copy from mapit.views.areas.areas_by_point
# because it's hard to reuse their code :(
if PYGDAL:
from osgeo import gdal
gdal.UseExceptions()
# we find areas for every lat/long coord we got back
areas = []
type = request.GET.get('type', '')
for coords in locations:
location = Point(float(coords['lng']), float(coords['lat']), srid=4326)
try:
location.transform(settings.MAPIT_AREA_SRID, clone=True)
except:
raise ViewException(format, _('Point outside the area geometry'), 400)
args = query_args(request, format)
if type:
args = dict(("area__%s" % k, v) for k, v in args.items())
# So this is odd. It doesn't matter if you specify types, PostGIS will
# do the contains test on all the geometries matching the bounding-box
# index, even if it could be much quicker to filter some out first
# (ie. the EUR ones).
coords['areas'] = []
args['polygon__bbcontains'] = location
shapes = Geometry.objects.filter(**args).defer('polygon')
for shape in shapes:
try:
area = Area.objects.get(polygons__id=shape.id, polygons__polygon__contains=location)
coords['areas'].append(str(area.id))
areas.append(area)
except:
pass
else:
geoms = list(Geometry.objects.filter(polygon__contains=location).defer('polygon'))
args['polygons__in'] = geoms
matches = Area.objects.filter(**args).all()
coords['areas'] = [str(m.id) for m in matches]
areas.extend(matches)
areas = add_codes(areas)
if format == 'html':
return output_html(request, _("Areas matching the address '{0}'").format(address), areas, indent_areas=True)
# hack to include the geocoded addresses in the results
data = iterdict(chain(
((area.id, area.as_dict()) for area in areas),
[("addresses", locations)]))
return output_json(data)
def postcode(request, postcode, format=None):
if hasattr(countries, 'canonical_postcode'):
canon_postcode = countries.canonical_postcode(postcode)
postcode = canon_postcode
# if (postcode != canon_postcode and format is None) or format == 'json':
# return redirect('mapit.views.postcodes.postcode', postcode=canon_postcode)
if format is None:
format = 'json'
if not is_valid_postcode(postcode):
raise ViewException(format, "Postcode '%s' is not valid." % postcode, 400)
postcode = get_object_or_404(Postcode, format=format, postcode=postcode)
try:
generation = int(request.GET['generation'])
except:
generation = Generation.objects.current()
if not hasattr(countries, 'is_special_postcode') or not countries.is_special_postcode(postcode.postcode):
areas = list(add_codes(Area.objects.by_postcode(postcode, generation)))
else:
areas = []
# Shortcuts
shortcuts = {}
for area in areas:
if area.type.code in ('COP', 'LBW', 'LGE', 'MTW', 'UTE', 'UTW'):
shortcuts['ward'] = area.id
shortcuts['council'] = area.parent_area_id
elif area.type.code == 'CED':
shortcuts.setdefault('ward', {})['county'] = area.id
shortcuts.setdefault('council', {})['county'] = area.parent_area_id
elif area.type.code == 'DIW':
shortcuts.setdefault('ward', {})['district'] = area.id
shortcuts.setdefault('council', {})['district'] = area.parent_area_id
elif area.type.code in ('WMC',):
# XXX Also maybe 'EUR', 'NIE', 'SPC', 'SPE', 'WAC', 'WAE', 'OLF', 'OLG', 'OMF', 'OMG'):
shortcuts[area.type.code] = area.id
# Add manual enclosing areas.
extra = []
for area in areas:
if area.type.code in enclosing_areas.keys():
extra.extend(enclosing_areas[area.type.code])
areas = itertools.chain(areas, Area.objects.filter(id__in=extra))
if format == 'html':
return render(request, 'mapit/postcode.html', {
'postcode': postcode.as_dict(),
'areas': areas,
'json_view': 'mapit-postcode',
})
out = postcode.as_dict()
out['areas'] = dict((area.id, area.as_dict()) for area in areas)
if shortcuts:
out['shortcuts'] = shortcuts
return output_json(out)
def postcode(request, postcode, format='json'):
postcode = check_postcode(format, postcode)
try:
generation = int(request.REQUEST['generation'])
except:
generation = Generation.objects.current()
if not hasattr(countries, 'is_special_postcode') or not countries.is_special_postcode(postcode.postcode):
areas = add_codes(Area.objects.by_postcode(postcode, generation))
else:
areas = []
# Shortcuts
shortcuts = {}
for area in areas:
if area.type.code in ('COP','LBW','LGE','MTW','UTE','UTW'):
shortcuts['ward'] = area.id
shortcuts['council'] = area.parent_area_id
elif area.type.code == 'CED':
shortcuts.setdefault('ward', {})['county'] = area.id
shortcuts.setdefault('council', {})['county'] = area.parent_area_id
elif area.type.code == 'DIW':
shortcuts.setdefault('ward', {})['district'] = area.id
shortcuts.setdefault('council', {})['district'] = area.parent_area_id
elif area.type.code in ('WMC'): # XXX Also maybe 'EUR', 'NIE', 'SPC', 'SPE', 'WAC', 'WAE', 'OLF', 'OLG', 'OMF', 'OMG'):
shortcuts[area.type.code] = area.id
# Add manual enclosing areas.
extra = []
for area in areas:
if area.type.code in enclosing_areas.keys():
extra.extend(enclosing_areas[area.type.code])
areas = itertools.chain(areas, Area.objects.filter(id__in=extra))
if format == 'html':
return render_to_response('mapit/postcode.html', {
'postcode': postcode.as_dict(),
'areas': areas,
'json': '/postcode/',
})
out = postcode.as_dict()
out['areas'] = dict( ( area.id, area.as_dict() ) for area in areas )
if shortcuts: out['shortcuts'] = shortcuts
return output_json(out)
def convert_address(request, format='json'):
address = request.GET.get('address')
if not address:
raise ViewException(format, 'No address was provided.', 400)
converter = AddressConverter()
locations = converter.resolve_address(address,
partial=bool(
request.GET.get('partial')))
# this is a copy from mapit.views.areas.areas_by_point
# because it's hard to reuse their code :(
if PYGDAL:
from osgeo import gdal
gdal.UseExceptions()
# we find areas for every lat/long coord we got back
areas = []
type = request.GET.get('type', '')
for coords in locations:
location = Point(float(coords['lng']), float(coords['lat']), srid=4326)
try:
location.transform(settings.MAPIT_AREA_SRID, clone=True)
except:
raise ViewException(format, _('Point outside the area geometry'),
400)
args = query_args(request, format)
if type:
args = dict(("area__%s" % k, v) for k, v in args.items())
# So this is odd. It doesn't matter if you specify types, PostGIS will
# do the contains test on all the geometries matching the bounding-box
# index, even if it could be much quicker to filter some out first
# (ie. the EUR ones).
coords['areas'] = []
args['polygon__bbcontains'] = location
shapes = Geometry.objects.filter(**args).defer('polygon')
for shape in shapes:
try:
area = Area.objects.get(
polygons__id=shape.id,
polygons__polygon__contains=location)
coords['areas'].append(str(area.id))
areas.append(area)
except:
pass
else:
geoms = list(
Geometry.objects.filter(
polygon__contains=location).defer('polygon'))
args['polygons__in'] = geoms
matches = Area.objects.filter(**args).all()
coords['areas'] = [str(m.id) for m in matches]
areas.extend(matches)
areas = add_codes(areas)
if format == 'html':
return output_html(
request,
_("Areas matching the address '{0}'").format(address),
areas,
indent_areas=True)
# hack to include the geocoded addresses in the results
data = iterdict(
chain(((area.id, area.as_dict()) for area in areas),
[("addresses", locations)]))
return output_json(data)
