def __str__(self):
geom = self['geometry'] or '{}'
if isinstance(geom, dict):
return json.dumps(self, cls=JSONEncoder)
keys = self.viewkeys() - {'geometry'}
props = json.dumps({k: self[k] for k in keys}, cls=JSONEncoder)[1:-1]
feature = '{"geometry": %s, %s}' % (geom, props)
return feature
def geojson(self):
if not self.is_serialized('geometry'):
return self._dumps()
geom = self['geometry'] or '{}'
keys = self.viewkeys() - {'geometry'}
props = json.dumps({k: self[k] for k in keys}, cls=JSONEncoder)[1:-1]
return '{"geometry": %s, %s}' % (str(geom), props)
def geojson(self):
if not self.is_serialized('geometry'):
return self._dumps()
geom = self['geometry'] or '{}'
keys = self.viewkeys() - {'geometry'}
props = json.dumps({k: self[k] for k in keys}, cls=JSONEncoder)[1:-1]
return '{"geometry": %s, %s}' % (str(geom), props)
def geojson(self):
if not self.has_serialized_geom:
return self._dumps()
features = ','.join(map(str, self['features']))
keys = self.viewkeys() - {'features'}
collection = '%s, "features": [' % json.dumps(
{k: self[k] for k in keys}, cls=JSONEncoder)[:-1]
return ''.join([collection, features, ']}'])
def geojson(self):
if not self.has_serialized_geom:
return self._dumps()
features = ','.join(map(str, self['features']))
keys = self.viewkeys() - {'features'}
collection = '%s, "features": [' % json.dumps(
{k: self[k]
for k in keys}, cls=JSONEncoder)[:-1]
return ''.join([collection, features, ']}'])
def to_python(self, value):
if value in self.empty_values:
return None
# Work with a single GeoJSON geometry or a Feature. Avoid parsing
# overhead unless we have a true "Feature".
if '"Feature",' in value:
d = json.loads(value)
value = json.dumps(d.get('geometry'))
elif isinstance(value, collections.Mapping):
value = json.dumps(value.get('geometry') or value)
# Handle a comma delimited extent.
elif list(value).count(',') == 3:
value = Envelope(value.split(',')).polygon.ExportToWkt()
try:
geom = gdal.OGRGeometry(value)
except (gdal.OGRException, TypeError, ValueError):
raise forms.ValidationError(self.error_messages['invalid_geom'])
if not geom.srs:
geom.srid = self.srid or self.widget.map_srid
return geom
def to_python(self, value):
if value in self.empty_values:
return None
# Work with a single GeoJSON geometry or a Feature. Avoid parsing
# overhead unless we have a true "Feature".
if '"Feature",' in value:
d = json.loads(value)
value = json.dumps(d.get('geometry'))
# Handle a comma delimited extent.
elif list(value).count(',') == 3:
value = Envelope(value.split(',')).polygon.ExportToWkt()
try:
geom = gdal.OGRGeometry(value)
except (gdal.OGRException, TypeError, ValueError):
raise forms.ValidationError(self.error_messages['invalid_geom'])
if not geom.srs:
geom.srid = self.srid or self.widget.map_srid
return geom
def to_python(self, value):
if value in self.empty_values:
return None
sref = None
# Work with a single GeoJSON geometry or a Feature.
value = json.loads(value) if '"Feature",' in value else value
if isinstance(value, collections.Mapping):
feat = sc.as_feature(value)
value = json.dumps(feat.get('geometry') or value)
sref = feat.srs
# Handle a comma delimited extent.
elif list(value).count(',') == 3:
value = Envelope(value.split(',')).polygon.ExportToWkt()
try:
geom = gdal.OGRGeometry(value, srs=getattr(sref, 'wkt', None))
except (gdal.OGRException, TypeError, ValueError):
raise forms.ValidationError(self.error_messages['invalid_geom'])
if not geom.srs:
geom.srid = self.srid or self.widget.map_srid
return geom
def to_python(self, value):
if value in self.empty_values:
return None
sref = None
# Work with a single GeoJSON geometry or a Feature.
value = json.loads(value) if '"Feature"' in value else value
if isinstance(value, collections.Mapping):
feat = sc.as_feature(value)
value = json.dumps(feat.get('geometry') or value)
sref = feat.srs
# Handle a comma delimited extent.
elif list(value).count(',') == 3:
value = Envelope(value.split(',')).polygon.ExportToWkt()
try:
geom = gdal.OGRGeometry(value, srs=getattr(sref, 'wkt', None))
except (gdal.GDALException, TypeError, ValueError):
raise forms.ValidationError(self.error_messages['invalid_geom'],
code='invalid_geom')
if not geom.srs:
geom.srid = self.srid or self.widget.map_srid
return geom
def _dumps(self):
return json.dumps(self, cls=JSONEncoder)
def to_internal_value(self, data):
# forms.GeometryField cannot handle geojson dicts.
if isinstance(data, collections.Mapping):
data = json.dumps(data)
field = fields.GeometryField(widget=forms.BaseGeometryWidget())
return field.to_python(data)
def to_internal_value(self, data):
# forms.GeometryField cannot handle geojson dicts.
if isinstance(data, dict):
data = json.dumps(data)
return forms.GeometryField().to_python(data)
def to_internal_value(self, data):
# forms.GeometryField cannot handle geojson dicts.
if isinstance(data, collections.Mapping):
data = json.dumps(data)
field = fields.GeometryField(widget=forms.BaseGeometryWidget())
return field.to_python(data)
def from_native(self, value):
# forms.GeometryField cannot handle geojson dicts.
if isinstance(value, dict):
value = json.dumps(value)
return super(GeometryField, self).from_native(value)
def __str__(self):
features = ','.join(map(str, self['features']))
keys = self.viewkeys() - {'features'}
collection = '%s, "features": [' % json.dumps(
{k: self[k] for k in keys}, cls=JSONEncoder)[:-1]
return ''.join([collection, features, ']}'])
def _dumps(self):
return json.dumps(self, cls=JSONEncoder)
def to_internal_value(self, data):
# forms.GeometryField cannot handle geojson dicts.
if isinstance(data, dict):
data = json.dumps(data)
return forms.GeometryField().to_python(data)
