def create_gn_dataset(workspace, datastore, name, title, owner_name):
"""
Associate a layer in GeoNode for a given layer in GeoServer.
"""
owner = get_user_model().objects.get(username=owner_name)
layer = resource_manager.create(
str(uuid.uuid4()),
resource_type=Dataset,
defaults=dict(
name=name,
workspace=workspace.name,
store=datastore.name,
subtype='vector',
alternate=f'{workspace.name}:{name}',
title=title,
owner=owner,
srid='EPSG:4326',
bbox_polygon=Polygon.from_bbox(BBOX),
ll_bbox_polygon=Polygon.from_bbox(BBOX),
data_quality_statement=DATA_QUALITY_MESSAGE
))
to_update = {}
if settings.ADMIN_MODERATE_UPLOADS:
to_update['is_approved'] = to_update['was_approved'] = False
if settings.RESOURCE_PUBLISHING:
to_update['is_published'] = to_update['was_published'] = False
resource_manager.update(layer.uuid, instance=layer, vals=to_update)
resource_manager.set_thumbnail(None, instance=layer)
return layer
def perform_create(self, serializer):
# Thumbnail will be handled later
post_creation_data = {
"thumbnail": serializer.validated_data.pop("thumbnail_url", "")
}
instance = serializer.save(
owner=self.request.user,
resource_type="map",
uuid=str(uuid4()),
)
# events and resouce routines
self._post_change_routines(
instance=instance,
create_action_perfomed=True,
additional_data=post_creation_data,
)
# Handle thumbnail generation
resource_manager.set_thumbnail(instance.uuid,
instance=instance,
overwrite=False)
def final_step(upload_session, user, charset="UTF-8", dataset_id=None):
import_session = upload_session.import_session
import_id = import_session.id
_log(f'Reloading session {import_id} to check validity')
try:
import_session = import_session.reload()
except gsimporter.api.NotFound as e:
Upload.objects.invalidate_from_session(upload_session)
raise UploadException.from_exc(
_("The GeoServer Import Session is no more available"), e)
if Upload.objects.filter(import_id=import_id).count():
Upload.objects.filter(import_id=import_id).update(complete=False)
upload = Upload.objects.filter(import_id=import_id).get()
if upload.state == enumerations.STATE_RUNNING:
return
upload_session.import_session = import_session
Upload.objects.update_from_session(upload_session)
# Create the style and assign it to the created resource
# FIXME: Put this in gsconfig.py
task = import_session.tasks[0]
task.set_charset(charset)
# @todo see above in save_step, regarding computed unique name
name = task.layer.name
if dataset_id:
name = Dataset.objects.get(resourcebase_ptr_id=dataset_id).name
_log(f'Getting from catalog [{name}]')
try:
# the importer chooses an available featuretype name late in the game need
# to verify the resource.name otherwise things will fail. This happens
# when the same data is uploaded a second time and the default name is
# chosen
gs_catalog.get_layer(name)
except Exception:
Upload.objects.invalidate_from_session(upload_session)
raise LayerNotReady(
_(f"Expected to find layer named '{name}' in geoserver"))
if import_session.state == 'READY' or (import_session.state == 'PENDING'
and task.state == 'READY'):
import_session.commit()
elif import_session.state == 'INCOMPLETE' and task.state != 'ERROR':
Upload.objects.invalidate_from_session(upload_session)
raise Exception(f'unknown item state: {task.state}')
try:
import_session = import_session.reload()
except gsimporter.api.NotFound as e:
Upload.objects.invalidate_from_session(upload_session)
raise UploadException.from_exc(
_("The GeoServer Import Session is no more available"), e)
upload_session.import_session = import_session
Upload.objects.update_from_session(upload_session)
_log(f'Creating Django record for [{name}]')
target = task.target
alternate = task.get_target_layer_name()
dataset_uuid = None
title = upload_session.dataset_title
abstract = upload_session.dataset_abstract
metadata_uploaded = False
xml_file = upload_session.base_file[0].xml_files
if xml_file:
try:
# get model properties from XML
# If it's contained within a zip, need to extract it
if upload_session.base_file.archive:
archive = upload_session.base_file.archive
zf = zipfile.ZipFile(archive, 'r', allowZip64=True)
zf.extract(xml_file[0], os.path.dirname(archive))
# Assign the absolute path to this file
xml_file = f"{os.path.dirname(archive)}/{xml_file[0]}"
# Sanity checks
if isinstance(xml_file, list):
if len(xml_file) > 0:
xml_file = xml_file[0]
else:
xml_file = None
elif not isinstance(xml_file, str):
xml_file = None
if xml_file and os.path.exists(xml_file) and os.access(
xml_file, os.R_OK):
dataset_uuid, vals, regions, keywords, custom = parse_metadata(
open(xml_file).read())
metadata_uploaded = True
except Exception as e:
Upload.objects.invalidate_from_session(upload_session)
logger.error(e)
raise GeoNodeException(
_("Exception occurred while parsing the provided Metadata file."
), e)
# look for SLD
sld_file = upload_session.base_file[0].sld_files
sld_uploaded = False
if sld_file:
# If it's contained within a zip, need to extract it
if upload_session.base_file.archive:
archive = upload_session.base_file.archive
logger.error(f'using uploaded sld file from {archive}')
zf = zipfile.ZipFile(archive, 'r', allowZip64=True)
zf.extract(sld_file[0],
os.path.dirname(archive),
path=upload_session.tempdir)
# Assign the absolute path to this file
sld_file[0] = f"{os.path.dirname(archive)}/{sld_file[0]}"
else:
_sld_file = f"{os.path.dirname(upload_session.tempdir)}/{os.path.basename(sld_file[0])}"
logger.error(f"copying [{sld_file[0]}] to [{_sld_file}]")
try:
shutil.copyfile(sld_file[0], _sld_file)
sld_file = _sld_file
except (IsADirectoryError, shutil.SameFileError) as e:
logger.exception(e)
sld_file = sld_file[0]
except Exception as e:
raise UploadException.from_exc(_('Error uploading Dataset'), e)
sld_uploaded = True
else:
# get_files will not find the sld if it doesn't match the base name
# so we've worked around that in the view - if provided, it will be here
if upload_session.import_sld_file:
logger.error('using provided sld file from importer')
base_file = upload_session.base_file
sld_file = base_file[0].sld_files[0]
sld_uploaded = False
logger.error(f'[sld_uploaded: {sld_uploaded}] sld_file: {sld_file}')
# Make sure the layer does not exists already
if dataset_uuid and Dataset.objects.filter(uuid=dataset_uuid).count():
Upload.objects.invalidate_from_session(upload_session)
logger.error(
"The UUID identifier from the XML Metadata is already in use in this system."
)
raise GeoNodeException(
_("The UUID identifier from the XML Metadata is already in use in this system."
))
# Is it a regular file or an ImageMosaic?
# if upload_session.mosaic_time_regex and upload_session.mosaic_time_value:
saved_dataset = None
has_time = has_elevation = False
start = end = None
if upload_session.mosaic_time_regex and upload_session.mosaic_time_value:
has_elevation = True
start = datetime.datetime.strptime(
upload_session.mosaic_time_value,
TIME_REGEX_FORMAT[upload_session.mosaic_time_regex])
start = pytz.utc.localize(start, is_dst=False)
end = start
if upload_session.time and upload_session.time_info and upload_session.time_transforms:
has_time = True
if upload_session.append_to_mosaic_opts:
try:
with transaction.atomic():
saved_dataset_filter = Dataset.objects.filter(
name=upload_session.append_to_mosaic_name)
if not saved_dataset_filter.exists():
saved_dataset = resource_manager.create(
name=upload_session.append_to_mosaic_name)
created = True
else:
saved_dataset = saved_dataset_filter.get()
created = False
saved_dataset.set_dirty_state()
if saved_dataset.temporal_extent_start and end:
if pytz.utc.localize(saved_dataset.temporal_extent_start,
is_dst=False) < end:
saved_dataset.temporal_extent_end = end
Dataset.objects.filter(
name=upload_session.append_to_mosaic_name).update(
temporal_extent_end=end)
else:
saved_dataset.temporal_extent_start = end
Dataset.objects.filter(
name=upload_session.append_to_mosaic_name).update(
temporal_extent_start=end)
except Exception as e:
_log(
f"There was an error updating the mosaic temporal extent: {str(e)}"
)
else:
try:
with transaction.atomic():
saved_dataset_filter = Dataset.objects.filter(
store=target.name,
alternate=alternate,
workspace=target.workspace_name,
name=task.layer.name)
if not saved_dataset_filter.exists():
saved_dataset = resource_manager.create(
dataset_uuid,
resource_type=Dataset,
defaults=dict(
store=target.name,
subtype=get_dataset_storetype(target.store_type),
alternate=alternate,
workspace=target.workspace_name,
title=title,
name=task.layer.name,
abstract=abstract or _('No abstract provided'),
owner=user,
temporal_extent_start=start,
temporal_extent_end=end,
is_mosaic=has_elevation,
has_time=has_time,
has_elevation=has_elevation,
time_regex=upload_session.mosaic_time_regex))
created = True
else:
saved_dataset = saved_dataset_filter.get()
created = False
saved_dataset.set_dirty_state()
except Exception as e:
Upload.objects.invalidate_from_session(upload_session)
raise UploadException.from_exc(_('Error configuring Dataset'), e)
assert saved_dataset
if not created:
return saved_dataset
try:
saved_dataset.set_dirty_state()
with transaction.atomic():
Upload.objects.update_from_session(upload_session,
resource=saved_dataset)
# Set default permissions on the newly created layer and send notifications
permissions = upload_session.permissions
# Finalize Upload
resource_manager.set_permissions(None,
instance=saved_dataset,
permissions=permissions,
created=created)
resource_manager.update(None,
instance=saved_dataset,
xml_file=xml_file,
metadata_uploaded=metadata_uploaded)
resource_manager.exec('set_style',
None,
instance=saved_dataset,
sld_uploaded=sld_uploaded,
sld_file=sld_file,
tempdir=upload_session.tempdir)
resource_manager.exec('set_time_info',
None,
instance=saved_dataset,
time_info=upload_session.time_info)
resource_manager.set_thumbnail(None, instance=saved_dataset)
saved_dataset.set_processing_state(enumerations.STATE_PROCESSED)
except Exception as e:
saved_dataset.set_processing_state(enumerations.STATE_INVALID)
raise GeoNodeException(e)
finally:
saved_dataset.clear_dirty_state()
try:
logger.debug(
f"... Cleaning up the temporary folders {upload_session.tempdir}")
if upload_session.tempdir and os.path.exists(upload_session.tempdir):
shutil.rmtree(upload_session.tempdir)
except Exception as e:
logger.warning(e)
finally:
Upload.objects.filter(import_id=import_id).update(complete=True)
return saved_dataset
def document_metadata(request,
docid,
template='documents/document_metadata.html',
ajax=True):
document = None
try:
document = _resolve_document(request, docid,
'base.change_resourcebase_metadata',
_PERMISSION_MSG_METADATA)
except PermissionDenied:
return HttpResponse(_("Not allowed"), status=403)
except Exception:
raise Http404(_("Not found"))
if not document:
raise Http404(_("Not found"))
# Add metadata_author or poc if missing
document.add_missing_metadata_author_or_poc()
poc = document.poc
metadata_author = document.metadata_author
topic_category = document.category
current_keywords = [keyword.name for keyword in document.keywords.all()]
if request.method == "POST":
document_form = DocumentForm(request.POST,
instance=document,
prefix="resource")
category_form = CategoryForm(
request.POST,
prefix="category_choice_field",
initial=int(request.POST["category_choice_field"])
if "category_choice_field" in request.POST
and request.POST["category_choice_field"] else None)
if hasattr(settings, 'THESAURUS'):
tkeywords_form = TKeywordForm(request.POST)
else:
tkeywords_form = ThesaurusAvailableForm(request.POST,
prefix='tkeywords')
else:
document_form = DocumentForm(instance=document, prefix="resource")
document_form.disable_keywords_widget_for_non_superuser(request.user)
category_form = CategoryForm(
prefix="category_choice_field",
initial=topic_category.id if topic_category else None)
# Keywords from THESAURUS management
doc_tkeywords = document.tkeywords.all()
if hasattr(settings, 'THESAURUS') and settings.THESAURUS:
warnings.warn(
'The settings for Thesaurus has been moved to Model, \
this feature will be removed in next releases', DeprecationWarning)
tkeywords_list = ''
lang = 'en' # TODO: use user's language
if doc_tkeywords and len(doc_tkeywords) > 0:
tkeywords_ids = doc_tkeywords.values_list('id', flat=True)
if hasattr(settings, 'THESAURUS') and settings.THESAURUS:
el = settings.THESAURUS
thesaurus_name = el['name']
try:
t = Thesaurus.objects.get(identifier=thesaurus_name)
for tk in t.thesaurus.filter(pk__in=tkeywords_ids):
tkl = tk.keyword.filter(lang=lang)
if len(tkl) > 0:
tkl_ids = ",".join(
map(str, tkl.values_list('id', flat=True)))
tkeywords_list += f",{tkl_ids}" if len(
tkeywords_list) > 0 else tkl_ids
except Exception:
tb = traceback.format_exc()
logger.error(tb)
tkeywords_form = TKeywordForm(instance=document)
else:
tkeywords_form = ThesaurusAvailableForm(prefix='tkeywords')
# set initial values for thesaurus form
for tid in tkeywords_form.fields:
values = []
values = [
keyword.id for keyword in doc_tkeywords
if int(tid) == keyword.thesaurus.id
]
tkeywords_form.fields[tid].initial = values
if request.method == "POST" and document_form.is_valid(
) and category_form.is_valid() and tkeywords_form.is_valid():
new_poc = document_form.cleaned_data['poc']
new_author = document_form.cleaned_data['metadata_author']
new_keywords = current_keywords if request.keyword_readonly else document_form.cleaned_data[
'keywords']
new_regions = document_form.cleaned_data['regions']
new_category = None
if category_form and 'category_choice_field' in category_form.cleaned_data and \
category_form.cleaned_data['category_choice_field']:
new_category = TopicCategory.objects.get(
id=int(category_form.cleaned_data['category_choice_field']))
if new_poc is None:
if poc is None:
poc_form = ProfileForm(request.POST,
prefix="poc",
instance=poc)
else:
poc_form = ProfileForm(request.POST, prefix="poc")
if poc_form.is_valid():
if len(poc_form.cleaned_data['profile']) == 0:
# FIXME use form.add_error in django > 1.7
errors = poc_form._errors.setdefault(
'profile', ErrorList())
errors.append(
_('You must set a point of contact for this resource'))
if poc_form.has_changed and poc_form.is_valid():
new_poc = poc_form.save()
if new_author is None:
if metadata_author is None:
author_form = ProfileForm(request.POST,
prefix="author",
instance=metadata_author)
else:
author_form = ProfileForm(request.POST, prefix="author")
if author_form.is_valid():
if len(author_form.cleaned_data['profile']) == 0:
# FIXME use form.add_error in django > 1.7
errors = author_form._errors.setdefault(
'profile', ErrorList())
errors.append(
_('You must set an author for this resource'))
if author_form.has_changed and author_form.is_valid():
new_author = author_form.save()
document = document_form.instance
resource_manager.update(document.uuid,
instance=document,
keywords=new_keywords,
regions=new_regions,
vals=dict(poc=new_poc or document.poc,
metadata_author=new_author
or document.metadata_author,
category=new_category),
notify=True)
resource_manager.set_thumbnail(document.uuid,
instance=document,
overwrite=False)
document_form.save_many2many()
register_event(request, EventType.EVENT_CHANGE_METADATA, document)
url = hookset.document_detail_url(document)
if not ajax:
return HttpResponseRedirect(url)
message = document.id
try:
# Keywords from THESAURUS management
# Rewritten to work with updated autocomplete
if not tkeywords_form.is_valid():
return HttpResponse(
json.dumps({'message': "Invalid thesaurus keywords"},
status_code=400))
thesaurus_setting = getattr(settings, 'THESAURUS', None)
if thesaurus_setting:
tkeywords_data = tkeywords_form.cleaned_data['tkeywords']
tkeywords_data = tkeywords_data.filter(
thesaurus__identifier=thesaurus_setting['name'])
document.tkeywords.set(tkeywords_data)
elif Thesaurus.objects.all().exists():
fields = tkeywords_form.cleaned_data
document.tkeywords.set(tkeywords_form.cleanx(fields))
except Exception:
tb = traceback.format_exc()
logger.error(tb)
return HttpResponse(json.dumps({'message': message}))
# - POST Request Ends here -
# Request.GET
if poc is not None:
document_form.fields['poc'].initial = poc.id
poc_form = ProfileForm(prefix="poc")
poc_form.hidden = True
if metadata_author is not None:
document_form.fields['metadata_author'].initial = metadata_author.id
author_form = ProfileForm(prefix="author")
author_form.hidden = True
metadata_author_groups = get_user_visible_groups(request.user)
if settings.ADMIN_MODERATE_UPLOADS:
if not request.user.is_superuser:
can_change_metadata = request.user.has_perm(
'change_resourcebase_metadata', document.get_self_resource())
try:
is_manager = request.user.groupmember_set.all().filter(
role='manager').exists()
except Exception:
is_manager = False
if not is_manager or not can_change_metadata:
if settings.RESOURCE_PUBLISHING:
document_form.fields['is_published'].widget.attrs.update(
{'disabled': 'true'})
document_form.fields['is_approved'].widget.attrs.update(
{'disabled': 'true'})
register_event(request, EventType.EVENT_VIEW_METADATA, document)
return render(
request,
template,
context={
"resource":
document,
"document":
document,
"document_form":
document_form,
"poc_form":
poc_form,
"author_form":
author_form,
"category_form":
category_form,
"tkeywords_form":
tkeywords_form,
"metadata_author_groups":
metadata_author_groups,
"TOPICCATEGORY_MANDATORY":
getattr(settings, 'TOPICCATEGORY_MANDATORY', False),
"GROUP_MANDATORY_RESOURCES":
getattr(settings, 'GROUP_MANDATORY_RESOURCES', False),
"UI_MANDATORY_FIELDS":
list(
set(getattr(settings, 'UI_DEFAULT_MANDATORY_FIELDS', []))
| set(getattr(settings, 'UI_REQUIRED_FIELDS', [])))
})
def form_valid(self, form):
"""
If the form is valid, save the associated model.
"""
doc_form = form.cleaned_data
file = doc_form.pop('doc_file', None)
if file:
tempdir = tempfile.mkdtemp(dir=settings.STATIC_ROOT)
dirname = os.path.basename(tempdir)
filepath = storage_manager.save(f"{dirname}/{file.name}", file)
storage_path = storage_manager.path(filepath)
self.object = resource_manager.create(
None,
resource_type=Document,
defaults=dict(owner=self.request.user,
doc_url=doc_form.pop('doc_url', None),
title=doc_form.pop('title', file.name),
files=[storage_path]))
if tempdir != os.path.dirname(storage_path):
shutil.rmtree(tempdir, ignore_errors=True)
else:
self.object = resource_manager.create(
None,
resource_type=Document,
defaults=dict(owner=self.request.user,
doc_url=doc_form.pop('doc_url', None),
title=doc_form.pop('title', None)))
if settings.ADMIN_MODERATE_UPLOADS:
self.object.is_approved = False
if settings.RESOURCE_PUBLISHING:
self.object.is_published = False
resource_manager.set_permissions(
None,
instance=self.object,
permissions=form.cleaned_data["permissions"],
created=True)
abstract = None
date = None
regions = []
keywords = []
bbox = None
url = hookset.document_detail_url(self.object)
out = {'success': False}
if getattr(settings, 'EXIF_ENABLED', False):
try:
from geonode.documents.exif.utils import exif_extract_metadata_doc
exif_metadata = exif_extract_metadata_doc(self.object)
if exif_metadata:
date = exif_metadata.get('date', None)
keywords.extend(exif_metadata.get('keywords', []))
bbox = exif_metadata.get('bbox', None)
abstract = exif_metadata.get('abstract', None)
except Exception:
logger.debug("Exif extraction failed.")
resource_manager.update(
self.object.uuid,
instance=self.object,
keywords=keywords,
regions=regions,
vals=dict(abstract=abstract,
date=date,
date_type="Creation",
bbox_polygon=BBOXHelper.from_xy(bbox).as_polygon()
if bbox else None),
notify=True)
resource_manager.set_thumbnail(self.object.uuid,
instance=self.object,
overwrite=False)
register_event(self.request, EventType.EVENT_UPLOAD, self.object)
if self.request.GET.get('no__redirect', False):
out['success'] = True
out['url'] = url
if out['success']:
status_code = 200
else:
status_code = 400
return HttpResponse(json.dumps(out),
content_type='application/json',
status=status_code)
else:
return HttpResponseRedirect(url)
def geoapp_edit(request, geoappid, template='apps/app_edit.html'):
"""
The view that returns the app composer opened to
the app with the given app ID.
"""
try:
geoapp_obj = _resolve_geoapp(request, geoappid,
'base.view_resourcebase',
_PERMISSION_MSG_VIEW)
except PermissionDenied:
return HttpResponse(_("Not allowed"), status=403)
except Exception:
raise Http404(_("Not found"))
if not geoapp_obj:
raise Http404(_("Not found"))
# Call this first in order to be sure "perms_list" is correct
permissions_json = _perms_info_json(geoapp_obj)
perms_list = list(geoapp_obj.get_self_resource().get_user_perms(
request.user).union(geoapp_obj.get_user_perms(request.user)))
group = None
if geoapp_obj.group:
try:
group = GroupProfile.objects.get(slug=geoapp_obj.group.name)
except GroupProfile.DoesNotExist:
group = None
r = geoapp_obj
if request.method in ('POST', 'PATCH', 'PUT'):
r = resource_manager.update(geoapp_obj.uuid,
instance=geoapp_obj,
notify=True)
resource_manager.set_permissions(
geoapp_obj.uuid,
instance=geoapp_obj,
permissions=ast.literal_eval(permissions_json))
resource_manager.set_thumbnail(geoapp_obj.uuid,
instance=geoapp_obj,
overwrite=False)
access_token = None
if request and request.user:
access_token = get_or_create_token(request.user)
if access_token and not access_token.is_expired():
access_token = access_token.token
else:
access_token = None
_config = json.dumps(r.blob)
_ctx = {
'appId':
geoappid,
'appType':
geoapp_obj.resource_type,
'config':
_config,
'user':
request.user,
'access_token':
access_token,
'resource':
geoapp_obj,
'group':
group,
'perms_list':
perms_list,
"permissions_json":
permissions_json,
'preview':
getattr(settings, 'GEONODE_CLIENT_LAYER_PREVIEW_LIBRARY', 'mapstore')
}
return render(request, template, context=_ctx)
def update_from_viewer(self, conf, context=None):
"""
Update this Map's details by parsing a JSON object as produced by
a GXP Viewer.
This method automatically persists to the database!
"""
template_name = hookset.update_from_viewer(conf, context=context)
if not isinstance(context, dict):
try:
context = json.loads(ensure_string(context))
except Exception:
pass
conf = context.get("config", {})
if not isinstance(conf, dict) or isinstance(conf, bytes):
try:
conf = json.loads(ensure_string(conf))
except Exception:
conf = {}
about = conf.get("about", {})
self.title = conf.get("title", about.get("title", ""))
self.abstract = conf.get("abstract", about.get("abstract", ""))
_map = conf.get("map", {})
center = _map.get("center", settings.DEFAULT_MAP_CENTER)
self.zoom = _map.get("zoom", settings.DEFAULT_MAP_ZOOM)
if isinstance(center, dict):
self.center_x = center.get('x')
self.center_y = center.get('y')
else:
self.center_x, self.center_y = center
projection = _map.get("projection", settings.DEFAULT_MAP_CRS)
bbox = _map.get("bbox", None)
if bbox:
self.set_bounds_from_bbox(bbox, projection)
else:
self.set_bounds_from_center_and_zoom(self.center_x, self.center_y,
self.zoom)
if self.projection is None or self.projection == '':
self.projection = projection
if self.uuid is None or self.uuid == '':
self.uuid = str(uuid.uuid1())
def source_for(layer):
try:
return conf["sources"][layer["source"]]
except Exception:
if 'url' in layer:
return {'url': layer['url']}
else:
return {}
layers = [lyr for lyr in _map.get("layers", [])]
dataset_names = {lyr.alternate for lyr in self.local_datasets}
self.dataset_set.all().delete()
self.keywords.add(*_map.get('keywords', []))
for ordering, layer in enumerate(layers):
self.dataset_set.add(
dataset_from_viewer_config(self.id, MapLayer, layer,
source_for(layer), ordering))
from geonode.resource.manager import resource_manager
resource_manager.update(self.uuid, instance=self, notify=True)
resource_manager.set_thumbnail(self.uuid,
instance=self,
overwrite=False)
if dataset_names != {lyr.alternate for lyr in self.local_datasets}:
map_changed_signal.send_robust(sender=self,
what_changed='datasets')
return template_name
