def invalidate_tileddataset_cache(request):
from geonode.geoserver.security import set_geowebcache_invalidate_cache
uuid = request.POST['uuid']
resource = get_object_or_404(ResourceBase, uuid=uuid)
can_change_data = request.user.has_perm('change_resourcebase', resource)
layer = Dataset.objects.get(id=resource.id)
if layer and can_change_data:
try:
set_geowebcache_invalidate_cache(layer.alternate or layer.typename)
except Exception:
tb = traceback.format_exc()
logger.debug(tb)
return HttpResponse(json.dumps({
'success':
'ok',
'message':
_('GeoWebCache Tiled Layer Emptied!')
}),
status=200,
content_type='text/plain')
else:
return HttpResponse(json.dumps({
'success':
'false',
'message':
_('You cannot modify this resource!')
}),
status=200,
content_type='text/plain')
def dataset_append_replace_view(request, layername, template, action_type):
try:
layer = _resolve_dataset(request, layername,
'base.change_resourcebase',
_PERMISSION_MSG_MODIFY)
except PermissionDenied:
return HttpResponse("Not allowed", status=403)
except Exception:
raise Http404("Not found")
if not layer:
raise Http404("Not found")
if request.method == 'GET':
ctx = {
'charsets': CHARSETS,
'resource': layer,
'is_featuretype': layer.is_vector(),
'is_dataset': True,
}
return render(request, template, context=ctx)
elif request.method == 'POST':
form = LayerUploadForm(request.POST, request.FILES)
out = {}
if form.is_valid():
try:
tempdir, base_file = form.write_files()
files, _tmpdir = get_files(base_file)
# validate input source
resource_is_valid = validate_input_source(
layer=layer,
filename=base_file,
files=files,
action_type=action_type)
out = {}
if resource_is_valid:
getattr(resource_manager,
action_type)(layer,
vals={
'files': list(files.values()),
'user': request.user
})
out['success'] = True
out['url'] = layer.get_absolute_url()
# invalidating resource chache
set_geowebcache_invalidate_cache(layer.typename)
except Exception as e:
logger.exception(e)
out['success'] = False
out['errors'] = str(e)
finally:
if tempdir is not None:
shutil.rmtree(tempdir, ignore_errors=True)
if _tmpdir is not None:
shutil.rmtree(_tmpdir, ignore_errors=True)
else:
errormsgs = []
for e in form.errors.values():
errormsgs.append([escape(v) for v in e])
out['errors'] = form.errors
out['errormsgs'] = errormsgs
if out['success']:
status_code = 200
register_event(request, 'change', layer)
else:
status_code = 400
return HttpResponse(json.dumps(out),
content_type='application/json',
status=status_code)