def upload(request):
ctoken = {}
ctoken.update(csrf(request))
if request.method == 'POST':
form = UploadForm(request.POST, request.FILES)
if form.is_valid():
shp = form.handle(request.FILES['file_obj'])
ds = gdal.DataSource(shp)
ct = CoordTransform(SpatialReference('EPSG:4326'),
SpatialReference('EPSG:900913'))
dados = []
for layer in ds[0]:
aux = layer.geom
aux.transform(ct)
dados.append(aux)
form = UploadForm()
return render_to_response(
'googlev3_upload.html',
RequestContext(request, {
'form': form,
'dados': dados,
'token': ctoken
}))
else:
form = UploadForm()
return render_to_response('googlev3_upload.html',
RequestContext(request, {'form': form}))
def load_single_shp(request):
"""
GET returns a form to upload a zipped shp
POST takes the zip, validates that it is a single-feature poly shp and returns KML
"""
user = request.user
if user.is_anonymous() or not user.is_authenticated():
return HttpResponse('You must be logged in', status=401)
form = UploadForm()
if request.method == 'POST':
form = UploadForm(request.POST, request.FILES)
# Override the defulat form behavior and
# only allow single-feature polygon shps
form.multi_feature = False
form.supported_geomtypes = ['Polygon']
if form.is_valid():
layer = form.handle(request.FILES['file_obj'], user)
g = layer[0].geom
if g.srs:
g.transform_to(4326)
geoms = [g]
t = get_template('loadshp/loadshp.kml')
kml = t.render(Context({
'username': user.username,
'geoms': geoms
}))
json = simplejson.dumps({'input_kml': kml, 'status': 'success'})
# Jquery Form plugin requires that we wrap this in a textarea
# otherwise it mangles the kml
return HttpResponse('<textarea>' + json + '</textarea>',
mimetype="text/html")
else:
json = simplejson.dumps({
'error_html': form.errors['file_obj'][0],
'status': 'errors'
})
return HttpResponse('<textarea>' + json + '</textarea>',
mimetype="text/html")
elif request.method == 'GET':
return render_to_response(
'loadshp/upload.html',
RequestContext(request, {
'form': form,
'action': request.path
}))
else:
raise Exception("This URL does not support %s requests" %
request.method)
def load_single_shp(request):
"""
GET returns a form to upload a zipped shp
POST takes the zip, validates that it is a single-feature poly shp and returns KML
"""
user = request.user
if user.is_anonymous() or not user.is_authenticated():
return HttpResponse('You must be logged in', status=401)
form = UploadForm()
if request.method == 'POST':
form = UploadForm(request.POST, request.FILES)
# Override the defulat form behavior and
# only allow single-feature polygon shps
form.multi_feature = False
form.supported_geomtypes = ['Polygon']
if form.is_valid():
layer = form.handle(request.FILES['file_obj'],user)
g = layer[0].geom
if g.srs:
g.transform_to(4326)
geoms = [g]
t = get_template('loadshp/loadshp.kml')
kml = t.render(Context({'username': user.username, 'geoms': geoms}))
json = simplejson.dumps({'input_kml': kml, 'status':'success'})
# Jquery Form plugin requires that we wrap this in a textarea
# otherwise it mangles the kml
return HttpResponse('<textarea>'+json+'</textarea>',mimetype="text/html")
else:
json = simplejson.dumps({'error_html': form.errors['file_obj'][0], 'status':'errors'})
return HttpResponse('<textarea>'+json+'</textarea>',mimetype="text/html")
elif request.method == 'GET':
return render_to_response('loadshp/upload.html', RequestContext(request,{'form': form,'action':request.path}))
else:
raise Exception("This URL does not support %s requests" % request.method)
def upload(request):
ctoken = {}
ctoken.update(csrf(request))
if request.method == 'POST':
form = UploadForm(request.POST, request.FILES)
if form.is_valid():
shp = form.handle(request.FILES['file_obj'])
ds = gdal.DataSource(shp)
ct = CoordTransform(SpatialReference('EPSG:4326'), SpatialReference('EPSG:900913'))
dados=[]
for layer in ds[0]:
aux = layer.geom
aux.transform(ct)
dados.append(aux)
form = UploadForm()
return render_to_response('googlev3_upload.html',
RequestContext(request,{'form': form,
'dados': dados, 'token':ctoken}))
else:
form = UploadForm()
return render_to_response('googlev3_upload.html',
RequestContext(request,{'form': form}))
