Merge pull request '# Small geometry processing' (#488) from 487_Small_geometry_processing into master

Reviewed-on: #488

api/tests/v1/update/test_api_update.py

@@ -12,7 +12,7 @@ from django.contrib.gis import geos
 from django.urls import reverse
 
 from api.tests.v1.share.test_api_sharing import BaseAPIV1TestCase
-from konova.sub_settings.lanis_settings import DEFAULT_SRID_RLP
+from konova.models import Geometry
 
 
 class APIV1UpdateTestCase(BaseAPIV1TestCase):
@@ -64,7 +64,7 @@ class APIV1UpdateTestCase(BaseAPIV1TestCase):
 
         put_props = put_body["properties"]
         put_geom = geos.fromstr(json.dumps(put_body))
-        put_geom.transform(DEFAULT_SRID_RLP)
+        put_geom = Geometry.cast_to_rlp_srid(put_geom)
         self.assertEqual(put_geom, self.intervention.geometry.geom)
         self.assertEqual(put_props["title"], self.intervention.title)
         self.assertNotEqual(modified_on, self.intervention.modified)
@@ -94,7 +94,7 @@ class APIV1UpdateTestCase(BaseAPIV1TestCase):
 
         put_props = put_body["properties"]
         put_geom = geos.fromstr(json.dumps(put_body))
-        put_geom.transform(DEFAULT_SRID_RLP)
+        put_geom = Geometry.cast_to_rlp_srid(put_geom)
         self.assertEqual(put_geom, self.compensation.geometry.geom)
         self.assertEqual(put_props["title"], self.compensation.title)
         self.assertNotEqual(modified_on, self.compensation.modified)
@@ -124,7 +124,7 @@ class APIV1UpdateTestCase(BaseAPIV1TestCase):
 
         put_props = put_body["properties"]
         put_geom = geos.fromstr(json.dumps(put_body))
-        put_geom.transform(DEFAULT_SRID_RLP)
+        put_geom = Geometry.cast_to_rlp_srid(put_geom)
         self.assertEqual(put_geom, self.eco_account.geometry.geom)
         self.assertEqual(put_props["title"], self.eco_account.title)
         self.assertNotEqual(modified_on, self.eco_account.modified)
@@ -156,7 +156,7 @@ class APIV1UpdateTestCase(BaseAPIV1TestCase):
 
         put_props = put_body["properties"]
         put_geom = geos.fromstr(json.dumps(put_body))
-        put_geom.transform(DEFAULT_SRID_RLP)
+        put_geom = Geometry.cast_to_rlp_srid(put_geom)
         self.assertEqual(put_geom, self.ema.geometry.geom)
         self.assertEqual(put_props["title"], self.ema.title)
         self.assertNotEqual(modified_on, self.ema.modified)

api/utils/serializer/serializer.py

@@ -13,7 +13,7 @@ from django.contrib.gis.geos import GEOSGeometry
 from django.core.paginator import Paginator
 from django.db.models import Q
 
-from konova.sub_settings.lanis_settings import DEFAULT_SRID_RLP
+from konova.models import Geometry
 from konova.utils.message_templates import DATA_UNSHARED
 
 
@@ -145,8 +145,8 @@ class AbstractModelAPISerializer:
         if isinstance(geojson, dict):
             geojson = json.dumps(geojson)
         geometry = geos.fromstr(geojson)
-        if geometry.srid != DEFAULT_SRID_RLP:
-            geometry.transform(DEFAULT_SRID_RLP)
+        geometry = Geometry.cast_to_rlp_srid(geometry)
+        geometry = Geometry.cast_to_multipolygon(geometry)
         return geometry
 
     def _get_obj_from_db(self, id, user):

compensation/tests/compensation/test_workflow.py

@@ -54,7 +54,7 @@ class CompensationWorkflowTestCase(BaseWorkflowTestCase):
         post_data = {
             "identifier": test_id,
             "title": test_title,
-            "geom": geom_json,
+            "output": geom_json,
             "intervention": self.intervention.id,
         }
         pre_creation_intervention_log_count = self.intervention.log.count()
@@ -94,7 +94,7 @@ class CompensationWorkflowTestCase(BaseWorkflowTestCase):
         post_data = {
             "identifier": test_id,
             "title": test_title,
-            "geom": geom_json,
+            "output": geom_json,
         }
         pre_creation_intervention_log_count = self.intervention.log.count()
 
@@ -150,7 +150,7 @@ class CompensationWorkflowTestCase(BaseWorkflowTestCase):
             "title": new_title,
             "intervention": self.intervention.id,  # just keep the intervention as it is
             "comment": new_comment,
-            "geom": geojson,
+            "output": geojson,
         }
         self.client_user.post(url, post_data)
         self.compensation.refresh_from_db()

compensation/tests/ecoaccount/test_workflow.py

@@ -46,7 +46,7 @@ class EcoAccountWorkflowTestCase(BaseWorkflowTestCase):
         post_data = {
             "identifier": test_id,
             "title": test_title,
-            "geom": geom_json,
+            "output": geom_json,
             "surface": test_deductable_surface,
             "conservation_office": test_conservation_office.id
         }
@@ -86,7 +86,7 @@ class EcoAccountWorkflowTestCase(BaseWorkflowTestCase):
         new_title = self.create_dummy_string()
         new_identifier = self.create_dummy_string()
         new_comment = self.create_dummy_string()
-        new_geometry = MultiPolygon(srid=4326)  # Create an empty geometry
+        new_geometry = self.create_dummy_geometry()
         test_conservation_office = self.get_conservation_office_code()
         test_deductable_surface = self.eco_account.deductable_surface + 100
 
@@ -103,7 +103,7 @@ class EcoAccountWorkflowTestCase(BaseWorkflowTestCase):
             "identifier": new_identifier,
             "title": new_title,
             "comment": new_comment,
-            "geom": new_geometry.geojson,
+            "output": self.create_geojson(new_geometry),
             "surface": test_deductable_surface,
             "conservation_office": test_conservation_office.id
         }

compensation/views/compensation/compensation.py

@@ -27,7 +27,7 @@ from konova.settings import DEFAULT_GROUP, ZB_GROUP, ETS_GROUP
 from konova.sub_settings.context_settings import TAB_TITLE_IDENTIFIER
 from konova.utils.message_templates import COMPENSATION_REMOVED_TEMPLATE, DATA_CHECKED_PREVIOUSLY_TEMPLATE, \
     RECORDED_BLOCKS_EDIT, CHECK_STATE_RESET, FORM_INVALID, PARAMS_INVALID, IDENTIFIER_REPLACED, \
-    COMPENSATION_ADDED_TEMPLATE, DO_NOT_FORGET_TO_SHARE, GEOMETRY_SIMPLIFIED
+    COMPENSATION_ADDED_TEMPLATE, DO_NOT_FORGET_TO_SHARE, GEOMETRY_SIMPLIFIED, GEOMETRIES_IGNORED_TEMPLATE
 
 
 @login_required
@@ -103,11 +103,19 @@ def new_view(request: HttpRequest, intervention_id: str = None):
                     )
                 )
             messages.success(request, COMPENSATION_ADDED_TEMPLATE.format(comp.identifier))
-            if geom_form.geometry_simplified:
+            if geom_form.has_geometry_simplified():
                 messages.info(
                     request,
                     GEOMETRY_SIMPLIFIED
                 )
+
+            num_ignored_geometries = geom_form.get_num_geometries_ignored()
+            if num_ignored_geometries > 0:
+                messages.info(
+                    request,
+                    GEOMETRIES_IGNORED_TEMPLATE.format(num_ignored_geometries)
+                )
+
             return redirect("compensation:detail", id=comp.id)
         else:
             messages.error(request, FORM_INVALID, extra_tags="danger",)
@@ -179,11 +187,19 @@ def edit_view(request: HttpRequest, id: str):
             if intervention_is_checked:
                 messages.info(request, CHECK_STATE_RESET)
             messages.success(request, _("Compensation {} edited").format(comp.identifier))
-            if geom_form.geometry_simplified:
+            if geom_form.has_geometry_simplified():
                 messages.info(
                     request,
                     GEOMETRY_SIMPLIFIED
                 )
+
+            num_ignored_geometries = geom_form.get_num_geometries_ignored()
+            if num_ignored_geometries > 0:
+                messages.info(
+                    request,
+                    GEOMETRIES_IGNORED_TEMPLATE.format(num_ignored_geometries)
+                )
+
             return redirect("compensation:detail", id=comp.id)
         else:
             messages.error(request, FORM_INVALID, extra_tags="danger",)

compensation/views/compensation/report.py

@@ -12,11 +12,12 @@ from django.utils.translation import gettext_lazy as _
 
 from compensation.models import Compensation
 from konova.contexts import BaseContext
+from konova.decorators import uuid_required
 from konova.forms import SimpleGeomForm
 from konova.sub_settings.context_settings import TAB_TITLE_IDENTIFIER
 from konova.utils.generators import generate_qr_code
 
-
+@uuid_required
 def report_view(request: HttpRequest, id: str):
     """ Renders the public report view
 

compensation/views/eco_account/eco_account.py

@@ -23,7 +23,7 @@ from konova.forms import SimpleGeomForm
 from konova.settings import ETS_GROUP, DEFAULT_GROUP, ZB_GROUP
 from konova.sub_settings.context_settings import TAB_TITLE_IDENTIFIER
 from konova.utils.message_templates import CANCEL_ACC_RECORDED_OR_DEDUCTED, RECORDED_BLOCKS_EDIT, FORM_INVALID, \
-    IDENTIFIER_REPLACED, DO_NOT_FORGET_TO_SHARE, GEOMETRY_SIMPLIFIED
+    IDENTIFIER_REPLACED, DO_NOT_FORGET_TO_SHARE, GEOMETRY_SIMPLIFIED, GEOMETRIES_IGNORED_TEMPLATE
 
 
 @login_required
@@ -84,11 +84,19 @@ def new_view(request: HttpRequest):
                     )
                 )
             messages.success(request, _("Eco-Account {} added").format(acc.identifier))
-            if geom_form.geometry_simplified:
+            if geom_form.has_geometry_simplified():
                 messages.info(
                     request,
                     GEOMETRY_SIMPLIFIED
                 )
+
+            num_ignored_geometries = geom_form.get_num_geometries_ignored()
+            if num_ignored_geometries > 0:
+                messages.info(
+                    request,
+                    GEOMETRIES_IGNORED_TEMPLATE.format(num_ignored_geometries)
+                )
+
             return redirect("compensation:acc:detail", id=acc.id)
         else:
             messages.error(request, FORM_INVALID, extra_tags="danger",)
@@ -156,11 +164,19 @@ def edit_view(request: HttpRequest, id: str):
             # The data form takes the geom form for processing, as well as the performing user
             acc = data_form.save(request.user, geom_form)
             messages.success(request, _("Eco-Account {} edited").format(acc.identifier))
-            if geom_form.geometry_simplified:
+            if geom_form.has_geometry_simplified():
                 messages.info(
                     request,
                     GEOMETRY_SIMPLIFIED
                 )
+
+            num_ignored_geometries = geom_form.get_num_geometries_ignored()
+            if num_ignored_geometries > 0:
+                messages.info(
+                    request,
+                    GEOMETRIES_IGNORED_TEMPLATE.format(num_ignored_geometries)
+                )
+
             return redirect("compensation:acc:detail", id=acc.id)
         else:
             messages.error(request, FORM_INVALID, extra_tags="danger",)

compensation/views/eco_account/report.py

@@ -12,11 +12,13 @@ from django.utils.translation import gettext_lazy as _
 
 from compensation.models import EcoAccount
 from konova.contexts import BaseContext
+from konova.decorators import uuid_required
 from konova.forms import SimpleGeomForm
 from konova.sub_settings.context_settings import TAB_TITLE_IDENTIFIER
 from konova.utils.generators import generate_qr_code
 
 
+@uuid_required
 def report_view(request: HttpRequest, id: str):
     """ Renders the public report view
 

ema/tests/test_workflow.py

@@ -46,7 +46,7 @@ class EmaWorkflowTestCase(BaseWorkflowTestCase):
         post_data = {
             "identifier": test_id,
             "title": test_title,
-            "geom": geom_json,
+            "output": geom_json,
             "conservation_office": test_conservation_office.id
         }
         self.client_user.post(new_url, post_data)
@@ -84,7 +84,7 @@ class EmaWorkflowTestCase(BaseWorkflowTestCase):
         new_title = self.create_dummy_string()
         new_identifier = self.create_dummy_string()
         new_comment = self.create_dummy_string()
-        new_geometry = MultiPolygon(srid=4326)  # Create an empty geometry
+        new_geometry = self.create_dummy_geometry()  # Create an empty geometry
         test_conservation_office = self.get_conservation_office_code()
 
         check_on_elements = {
@@ -99,7 +99,7 @@ class EmaWorkflowTestCase(BaseWorkflowTestCase):
             "identifier": new_identifier,
             "title": new_title,
             "comment": new_comment,
-            "geom": new_geometry.geojson,
+            "output": self.create_geojson(new_geometry),
             "conservation_office": test_conservation_office.id
         }
         self.client_user.post(url, post_data)

ema/tests/unit/test_forms.py

@@ -48,7 +48,7 @@ class NewEmaFormTestCase(BaseTestCase):
         )
         geom_form_data = json.loads(geom_form_data)
         geom_form_data = {
-            "geom": json.dumps(geom_form_data)
+            "output": json.dumps(geom_form_data)
         }
 
         geom_form = SimpleGeomForm(geom_form_data)
@@ -116,7 +116,7 @@ class EditEmaFormTestCase(BaseTestCase):
         )
         geom_form_data = json.loads(geom_form_data)
         geom_form_data = {
-            "geom": json.dumps(geom_form_data)
+            "output": json.dumps(geom_form_data)
         }
 
         geom_form = SimpleGeomForm(geom_form_data)

ema/views/ema.py

@@ -24,7 +24,7 @@ from konova.forms.modals import RemoveModalForm
 from konova.settings import DEFAULT_GROUP, ZB_GROUP, ETS_GROUP
 from konova.sub_settings.context_settings import TAB_TITLE_IDENTIFIER
 from konova.utils.message_templates import RECORDED_BLOCKS_EDIT, IDENTIFIER_REPLACED, FORM_INVALID, \
-    DO_NOT_FORGET_TO_SHARE, GEOMETRY_SIMPLIFIED
+    DO_NOT_FORGET_TO_SHARE, GEOMETRY_SIMPLIFIED, GEOMETRIES_IGNORED_TEMPLATE
 
 
 @login_required
@@ -84,11 +84,17 @@ def new_view(request: HttpRequest):
                     )
                 )
             messages.success(request, _("EMA {} added").format(ema.identifier))
-            if geom_form.geometry_simplified:
+            if geom_form.has_geometry_simplified():
                 messages.info(
                     request,
                     GEOMETRY_SIMPLIFIED
                 )
+            num_ignored_geometries = geom_form.get_num_geometries_ignored()
+            if num_ignored_geometries > 0:
+                messages.info(
+                    request,
+                    GEOMETRIES_IGNORED_TEMPLATE.format(num_ignored_geometries)
+                )
 
             return redirect("ema:detail", id=ema.id)
         else:
@@ -215,11 +221,19 @@ def edit_view(request: HttpRequest, id: str):
             # The data form takes the geom form for processing, as well as the performing user
             ema = data_form.save(request.user, geom_form)
             messages.success(request, _("EMA {} edited").format(ema.identifier))
-            if geom_form.geometry_simplified:
+            if geom_form.has_geometry_simplified():
                 messages.info(
                     request,
                     GEOMETRY_SIMPLIFIED
                 )
+
+            num_ignored_geometries = geom_form.get_num_geometries_ignored()
+            if num_ignored_geometries > 0:
+                messages.info(
+                    request,
+                    GEOMETRIES_IGNORED_TEMPLATE.format(num_ignored_geometries)
+                )
+
             return redirect("ema:detail", id=ema.id)
         else:
             messages.error(request, FORM_INVALID, extra_tags="danger",)

ema/views/report.py

@@ -12,11 +12,12 @@ from django.utils.translation import gettext_lazy as _
 
 from ema.models import Ema
 from konova.contexts import BaseContext
+from konova.decorators import uuid_required
 from konova.forms import SimpleGeomForm
 from konova.sub_settings.context_settings import TAB_TITLE_IDENTIFIER
 from konova.utils.generators import generate_qr_code
 
-
+@uuid_required
 def report_view(request:HttpRequest, id: str):
     """ Renders the public report view
 

intervention/tests/test_workflow.py

@@ -60,7 +60,7 @@ class InterventionWorkflowTestCase(BaseWorkflowTestCase):
         post_data = {
             "identifier": test_id,
             "title": test_title,
-            "geom": geom_json,
+            "output": geom_json,
         }
         response = self.client_user.post(
             new_url,

intervention/tests/unit/test_forms.py

@@ -62,7 +62,7 @@ class NewInterventionFormTestCase(BaseTestCase):
         )
         geom_form_data = json.loads(geom_form_data)
         geom_form_data = {
-            "geom": json.dumps(geom_form_data)
+            "output": json.dumps(geom_form_data)
         }
         geom_form = SimpleGeomForm(geom_form_data)
 
@@ -104,7 +104,7 @@ class EditInterventionFormTestCase(NewInterventionFormTestCase):
         )
         geom_form_data = json.loads(geom_form_data)
         geom_form_data = {
-            "geom": json.dumps(geom_form_data)
+            "output": json.dumps(geom_form_data)
         }
 
         geom_form = SimpleGeomForm(geom_form_data)
@@ -124,7 +124,7 @@ class EditInterventionFormTestCase(NewInterventionFormTestCase):
         self.assertIsNotNone(obj.responsible.handler)
         self.assertEqual(obj.title, data["title"])
         self.assertEqual(obj.comment, data["comment"])
-        self.assertTrue(test_geom.equals_exact(obj.geometry.geom, 0.000001))
+        self.assert_equal_geometries(test_geom, obj.geometry.geom)
 
         self.assertEqual(obj.legal.binding_date, today)
         self.assertEqual(obj.legal.registration_date, today)

intervention/views/intervention.py

@@ -23,7 +23,8 @@ from konova.forms.modals import RemoveModalForm
 from konova.settings import DEFAULT_GROUP, ZB_GROUP, ETS_GROUP
 from konova.sub_settings.context_settings import TAB_TITLE_IDENTIFIER
 from konova.utils.message_templates import DATA_CHECKED_PREVIOUSLY_TEMPLATE, RECORDED_BLOCKS_EDIT, \
-    CHECK_STATE_RESET, FORM_INVALID, IDENTIFIER_REPLACED, DO_NOT_FORGET_TO_SHARE, GEOMETRY_SIMPLIFIED
+    CHECK_STATE_RESET, FORM_INVALID, IDENTIFIER_REPLACED, DO_NOT_FORGET_TO_SHARE, GEOMETRY_SIMPLIFIED, \
+    GEOMETRIES_IGNORED_TEMPLATE
 
 
 @login_required
@@ -88,11 +89,19 @@ def new_view(request: HttpRequest):
                     )
                 )
             messages.success(request, _("Intervention {} added").format(intervention.identifier))
-            if geom_form.geometry_simplified:
+            if geom_form.has_geometry_simplified():
                 messages.info(
                     request,
                     GEOMETRY_SIMPLIFIED
                 )
+
+            num_ignored_geometries = geom_form.get_num_geometries_ignored()
+            if num_ignored_geometries > 0:
+                messages.info(
+                    request,
+                    GEOMETRIES_IGNORED_TEMPLATE.format(num_ignored_geometries)
+                )
+
             return redirect("intervention:detail", id=intervention.id)
         else:
             messages.error(request, FORM_INVALID, extra_tags="danger",)
@@ -236,11 +245,19 @@ def edit_view(request: HttpRequest, id: str):
             messages.success(request, _("Intervention {} edited").format(intervention.identifier))
             if intervention_is_checked:
                 messages.info(request, CHECK_STATE_RESET)
-            if geom_form.geometry_simplified:
+            if geom_form.has_geometry_simplified():
                 messages.info(
                     request,
                     GEOMETRY_SIMPLIFIED
                 )
+
+            num_ignored_geometries = geom_form.get_num_geometries_ignored()
+            if num_ignored_geometries > 0:
+                messages.info(
+                    request,
+                    GEOMETRIES_IGNORED_TEMPLATE.format(num_ignored_geometries)
+                )
+
             return redirect("intervention:detail", id=intervention.id)
         else:
             messages.error(request, FORM_INVALID, extra_tags="danger",)

konova/decorators.py

@@ -11,7 +11,7 @@ from uuid import UUID
 
 from bootstrap_modal_forms.mixins import is_ajax
 from django.contrib import messages
-from django.http import Http404
+from django.core.exceptions import BadRequest
 from django.shortcuts import redirect, get_object_or_404, render
 from django.urls import reverse
 from django.utils.translation import gettext_lazy as _
@@ -185,7 +185,7 @@ def uuid_required(function):
         try:
             uuid = UUID(uuid)
         except ValueError:
-            raise Http404(
+            raise BadRequest(
                 "Invalid UUID"
             )
         return function(request, *args, **kwargs)

konova/forms/geometry_form.py

@@ -25,8 +25,8 @@ class SimpleGeomForm(BaseForm):
     """ A geometry form for rendering geometry read-only using a widget
 
     """
-    read_only = True
-    geometry_simplified = False
+    read_only: bool = True
+    _geometry_simplified: bool = False
     output = JSONField(
         label=_("Geometry"),
         help_text=_(""),
@@ -34,6 +34,7 @@ class SimpleGeomForm(BaseForm):
         required=False,
         disabled=False,
     )
+    _num_geometries_ignored: int = 0
 
     def __init__(self, *args, **kwargs):
         self.read_only = kwargs.pop("read_only", True)
@@ -48,7 +49,7 @@ class SimpleGeomForm(BaseForm):
                 raise AttributeError
 
             geojson = self.instance.geometry.as_feature_collection(srid=DEFAULT_SRID_RLP)
-            geojson = self._set_properties(geojson, self.instance.identifier)
+            self._set_geojson_properties(geojson, title=self.instance.identifier or None)
             geom = json.dumps(geojson)
         except AttributeError:
             # If no geometry exists for this form, we simply set the value to None and zoom to the maximum level
@@ -62,7 +63,7 @@ class SimpleGeomForm(BaseForm):
         is_valid = True
 
         # Get geojson from form
-        geom = self.data["output"]
+        geom = self.data.get("output", None)
         if geom is None or len(geom) == 0:
             # empty geometry is a valid geometry
             self.cleaned_data["output"] = MultiPolygon(srid=DEFAULT_SRID_RLP).ewkt
@@ -73,9 +74,8 @@ class SimpleGeomForm(BaseForm):
         # will be rendered again on failed submit
         self.initialize_form_field("output", self.data["output"])
 
-        # Read geojson into gdal geometry
-        # HINT: This can be simplified if the geojson format holds data in epsg:4326 (GDAL provides direct creation for
-        # this case)
+        # Initialize features list with empty MultiPolygon, so that an empty input will result in a
+        # proper empty MultiPolygon object
         features = []
         features_json = geom.get("features", [])
         accepted_ogr_types = [
@@ -102,24 +102,32 @@ class SimpleGeomForm(BaseForm):
                 is_valid &= False
                 return is_valid
 
-            is_valid &= self.__is_area_valid(g)
+            is_area_valid = self.__is_area_valid(g)
+            if not is_area_valid:
+                # Geometries with an invalid size will not be saved to the db
+                # We assume these are malicious snippets which are not supposed to be in the geometry in the first place
+                self._num_geometries_ignored += 1
+                continue
 
-            polygon = Polygon.from_ewkt(g.ewkt)
-            is_valid &= polygon.valid
-            if not polygon.valid:
-                self.add_error("output", polygon.valid_reason)
+            g = Polygon.from_ewkt(g.ewkt)
+            is_valid &= g.valid
+            if not g.valid:
+                self.add_error("output", g.valid_reason)
                 return is_valid
 
-            features.append(polygon)
+            if isinstance(g, Polygon):
+                features.append(g)
+            elif isinstance(g, MultiPolygon):
+                features.extend(list(g))
 
         # Unionize all geometry features into one new MultiPolygon
-        form_geom = MultiPolygon(srid=DEFAULT_SRID_RLP)
-        for feature in features:
-            form_geom = form_geom.union(feature)
+        if features:
+            form_geom = MultiPolygon(*features, srid=DEFAULT_SRID_RLP).unary_union
+        else:
+            form_geom = MultiPolygon(srid=DEFAULT_SRID_RLP)
 
         # Make sure to convert into a MultiPolygon. Relevant if a single Polygon is provided.
-        if form_geom.geom_type != "MultiPolygon":
-            form_geom = MultiPolygon(form_geom, srid=DEFAULT_SRID_RLP)
+        form_geom = Geometry.cast_to_multipolygon(form_geom)
 
         # Write unioned Multipolygon into cleaned data
         if self.cleaned_data is None:
@@ -147,15 +155,6 @@ class SimpleGeomForm(BaseForm):
 
         """
         is_area_valid = geom.area > 1  # > 1m² (SRID:25832)
-
-        if not is_area_valid:
-            self.add_error(
-                "output",
-                _("Geometry must be greater than 1m². Currently is {}m²").format(
-                    float(geom.area)
-                )
-            )
-
         return is_area_valid
 
     def __simplify_geometry(self, geom, max_vert: int):
@@ -208,13 +207,29 @@ class SimpleGeomForm(BaseForm):
         if not is_vertices_num_valid:
             geometry.geom = self.__simplify_geometry(geometry.geom, max_vert=GEOM_MAX_VERTICES)
             geometry.save()
-            self.geometry_simplified = True
+            self._geometry_simplified = True
 
         # Start parcel update and geometry conflict checking procedure in a background process
         celery_update_parcels.delay(geometry.id)
         celery_check_for_geometry_conflicts.delay(geometry.id)
         return geometry
 
+    def get_num_geometries_ignored(self):
+        """ Returns the number of geometries which had to be ignored for various reasons
+
+        Returns:
+
+        """
+        return self._num_geometries_ignored
+
+    def has_geometry_simplified(self):
+        """ Returns whether the geometry has been simplified or not.
+
+        Returns:
+
+        """
+        return self._geometry_simplified
+
     def __flatten_geom_to_2D(self, geom):
         """
         Enforces a given OGRGeometry from higher dimensions into 2D
@@ -225,11 +240,12 @@ class SimpleGeomForm(BaseForm):
         geom = gdal.OGRGeometry(g_wkt)
         return geom
 
-    def _set_properties(self, geojson: dict, title: str):
+    def _set_geojson_properties(self, geojson: dict, title: str = None):
         """ Toggles the editable property of the geojson for proper handling in map client
 
         Args:
             geojson (dict): The GeoJson
+            title (str): An alternative title for the geometry
 
         Returns:
             geojson (dict): The altered GeoJson

konova/models/geometry.py

@@ -11,6 +11,7 @@ from django.contrib.gis.db.models import MultiPolygonField
 from django.core.exceptions import ObjectDoesNotExist, MultipleObjectsReturned
 from django.db import models, transaction
 from django.utils import timezone
+from django.contrib.gis.geos import MultiPolygon
 
 from konova.models import BaseResource, UuidModel
 from konova.sub_settings.lanis_settings import DEFAULT_SRID_RLP
@@ -384,6 +385,36 @@ class Geometry(BaseResource):
 
         return complexity_factor
 
+    @staticmethod
+    def cast_to_multipolygon(input_geom):
+        """ If input_geom is not a MultiPolygon, cast to MultiPolygon
+
+        Args:
+            input_geom ():
+
+        Returns:
+            output_geom
+        """
+        output_geom = input_geom
+        if not isinstance(input_geom, MultiPolygon):
+            output_geom = MultiPolygon(input_geom, srid=DEFAULT_SRID_RLP)
+        return output_geom
+
+    @staticmethod
+    def cast_to_rlp_srid(input_geom):
+        """ If input_geom is not of RLP SRID (25832), cast to RLP SRID
+
+        Args:
+            input_geom ():
+
+        Returns:
+            output_geom
+        """
+        output_geom = input_geom
+        if output_geom.srid != DEFAULT_SRID_RLP:
+            output_geom.transform(DEFAULT_SRID_RLP)
+        return output_geom
+
 
 class GeometryConflict(UuidModel):
     """

konova/tests/test_geometries.py

@@ -124,6 +124,7 @@ class GeometryTestCase(BaseTestCase):
                 {
                     "type": "Feature",
                     "geometry": json.loads(p.json),
+                    "properties": {}
                 }
                 for p in polygons
             ]

konova/tests/test_views.py

@@ -469,7 +469,7 @@ class BaseTestCase(TestCase):
         eco_account.save()
         return eco_account
 
-    def assert_equal_geometries(self, geom1: MultiPolygon, geom2: MultiPolygon, tolerance = 0.001):
+    def assert_equal_geometries(self, geom1: MultiPolygon, geom2: MultiPolygon, tolerance=0.001):
         """ Assert for geometries to be equal
 
         Transforms the geometries to matching srids before checking
@@ -491,7 +491,10 @@ class BaseTestCase(TestCase):
             # transformation from one coordinate system into the other, which is valid
             geom1.transform(geom2.srid)
             geom2.transform(geom1.srid)
-        self.assertTrue(geom1.equals_exact(geom2, tolerance) or geom2.equals_exact(geom1, tolerance))
+        self.assertTrue(
+            geom1.equals_exact(geom2, tolerance=tolerance),
+            msg=f"Difference is {abs(geom1.area - geom2.area)} with {geom1.area} and {geom2.area} in a tolerance of {tolerance}"
+        )
 
 
 class BaseViewTestCase(BaseTestCase):

konova/urls.py

@@ -42,5 +42,6 @@ urlpatterns = [
     path('client/proxy/wfs', ClientProxyParcelWFS.as_view(), name="client-proxy-wfs"),
 ]
 
+handler400 = "konova.views.error.get_400_view"
 handler404 = "konova.views.error.get_404_view"
 handler500 = "konova.views.error.get_500_view"

konova/utils/message_templates.py

@@ -83,6 +83,7 @@ EDITED_GENERAL_DATA = _("Edited general data")
 # Geometry
 GEOMETRY_CONFLICT_WITH_TEMPLATE = _("Geometry conflict detected with {}")
 GEOMETRY_SIMPLIFIED = _("The geometry contained more than {} vertices. It had to be simplified to match the allowed limit of {} vertices.").format(GEOM_MAX_VERTICES, GEOM_MAX_VERTICES)
+GEOMETRIES_IGNORED_TEMPLATE = _("The geometry contained {} parts which have been detected as invalid (e.g. too small to be valid). These parts have been removed. Please check the stored geometry.")
 
 # INTERVENTION
 INTERVENTION_HAS_REVOCATIONS_TEMPLATE = _("This intervention has {} revocations")

konova/views/error.py

@@ -25,6 +25,20 @@ def get_404_view(request: HttpRequest, exception=None):
     return render(request, "404.html", context, status=404)
 
 
+def get_400_view(request: HttpRequest, exception=None):
+    """ Returns a 400 handling view
+
+    Args:
+        request ():
+        exception ():
+
+    Returns:
+
+    """
+    context = BaseContext.context
+    return render(request, "400.html", context, status=400)
+
+
 def get_500_view(request: HttpRequest):
     """ Returns a 404 handling view
 

locale/de/LC_MESSAGES/django.po

@@ -45,7 +45,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2025-01-08 15:26+0100\n"
+"POT-Creation-Date: 2025-10-15 09:11+0200\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -1298,13 +1298,13 @@ msgid "Compensation {} edited"
 msgstr "Kompensation {} bearbeitet"
 
 #: compensation/views/compensation/compensation.py:196
-#: compensation/views/eco_account/eco_account.py:173 ema/views/ema.py:232
+#: compensation/views/eco_account/eco_account.py:173 ema/views/ema.py:238
 #: intervention/views/intervention.py:253
 msgid "Edit {}"
 msgstr "Bearbeite {}"
 
-#: compensation/views/compensation/report.py:34
-#: compensation/views/eco_account/report.py:34 ema/views/report.py:34
+#: compensation/views/compensation/report.py:35
+#: compensation/views/eco_account/report.py:36 ema/views/report.py:35
 #: intervention/views/report.py:35
 msgid "Report {}"
 msgstr "Bericht {}"
@@ -1325,7 +1325,7 @@ msgstr "Ökokonto {} bearbeitet"
 msgid "Eco-account removed"
 msgstr "Ökokonto entfernt"
 
-#: ema/forms.py:42 ema/tests/unit/test_forms.py:27 ema/views/ema.py:102
+#: ema/forms.py:42 ema/tests/unit/test_forms.py:27 ema/views/ema.py:108
 msgid "New EMA"
 msgstr "Neue EMA hinzufügen"
 
@@ -1361,11 +1361,11 @@ msgstr "EMAs - Übersicht"
 msgid "EMA {} added"
 msgstr "EMA {} hinzugefügt"
 
-#: ema/views/ema.py:217
+#: ema/views/ema.py:223
 msgid "EMA {} edited"
 msgstr "EMA {} bearbeitet"
 
-#: ema/views/ema.py:256
+#: ema/views/ema.py:262
 msgid "EMA removed"
 msgstr "EMA entfernt"
 
@@ -1815,10 +1815,6 @@ msgid "Only surfaces allowed. Points or lines must be buffered."
 msgstr ""
 "Nur Flächen erlaubt. Punkte oder Linien müssen zu Flächen gepuffert werden."
 
-#: konova/forms/geometry_form.py:153
-msgid "Geometry must be greater than 1m². Currently is {}m²"
-msgstr "Geometrie muss größer als 1m² sein. Aktueller Flächeninhalt: {}m²"
-
 #: konova/forms/modals/document_form.py:37
 msgid "When has this file been created? Important for photos."
 msgstr "Wann wurde diese Datei erstellt oder das Foto aufgenommen?"
@@ -1928,11 +1924,11 @@ msgstr "Kontrolle am"
 msgid "Other"
 msgstr "Sonstige"
 
-#: konova/sub_settings/django_settings.py:157
+#: konova/sub_settings/django_settings.py:156
 msgid "German"
 msgstr ""
 
-#: konova/sub_settings/django_settings.py:158
+#: konova/sub_settings/django_settings.py:157
 msgid "English"
 msgstr ""
 
@@ -2266,39 +2262,36 @@ msgstr ""
 "Die Geometrie enthielt mehr als {} Eckpunkte. Sie musste vereinfacht werden "
 "um die Obergrenze von {} erlaubten Eckpunkten einzuhalten."
 
-#: konova/utils/message_templates.py:88
+#: konova/utils/message_templates.py:86
+msgid ""
+"The geometry contained {} parts which have been detected as invalid (e.g. "
+"too small to be valid). These parts have been removed. Please check the "
+"stored geometry."
+msgstr ""
+"Die Geometrie enthielt {} invalide Bestandteile (z.B. unaussagekräftige Kleinstflächen)."
+"Diese Bestandteile wurden automatisch entfernt. Bitte überprüfen Sie die angepasste Geometrie."
+
+#: konova/utils/message_templates.py:89
 msgid "This intervention has {} revocations"
 msgstr "Dem Eingriff liegen {} Widersprüche vor"
 
-#: konova/utils/message_templates.py:91
+#: konova/utils/message_templates.py:92
 msgid "Checked on {} by {}"
 msgstr "Am {} von {} geprüft worden"
 
-#: konova/utils/message_templates.py:92
+#: konova/utils/message_templates.py:93
 msgid "Data has changed since last check on {} by {}"
 msgstr ""
 "Daten wurden nach der letzten Prüfung geändert. Letzte Prüfung am {} durch {}"
 
-#: konova/utils/message_templates.py:93
+#: konova/utils/message_templates.py:94
 msgid "Current data not checked yet"
 msgstr "Momentane Daten noch nicht geprüft"
 
-#: konova/utils/message_templates.py:96
+#: konova/utils/message_templates.py:97
 msgid "New token generated. Administrators need to validate."
 msgstr "Neuer Token generiert. Administratoren sind informiert."
 
-#: konova/utils/messenger.py:70
-msgid "{} checked"
-msgstr "{} geprüft"
-
-#: konova/utils/messenger.py:72
-msgid "<a href=\"{}\">Check it out</a>"
-msgstr "<a href=\"{}\">Schauen Sie rein</a>"
-
-#: konova/utils/messenger.py:73
-msgid "{} has been checked successfully by user {}! {}"
-msgstr "{} wurde erfolgreich vom Nutzer {} geprüft! {}"
-
 #: konova/utils/quality.py:32
 msgid "missing"
 msgstr "fehlend"
@@ -2325,14 +2318,6 @@ msgstr "Home"
 msgid "Log"
 msgstr "Log"
 
-#: konova/views/map_proxy.py:84
-msgid ""
-"The external service is currently unavailable.<br>Please try again in a few "
-"moments..."
-msgstr ""
-"Der externe Dienst ist zur Zeit nicht erreichbar.<br>Versuchen Sie es in ein "
-"paar Sekunden nochmal."
-
 #: konova/views/record.py:30
 msgid "{} unrecorded"
 msgstr "{} entzeichnet"
@@ -2389,6 +2374,20 @@ msgstr "Alle"
 msgid "News"
 msgstr "Neuigkeiten"
 
+#: templates/400.html:12
+msgid "Request was invalid"
+msgstr "Anfrage fehlerhaft"
+
+#: templates/400.html:17
+msgid "There seems to be a problem with the link you opened."
+msgstr "Es scheint ein Problem mit dem Link zu geben, den Sie geöffnet haben."
+
+#: templates/400.html:18
+msgid "Make sure the URL is valid (no whitespaces, properly copied, ...)."
+msgstr ""
+"Stellen Sie sicher, dass die URL gültig ist (keine Leerzeichen, fehlerfrei "
+"kopiert, ...)."
+
 #: templates/404.html:7
 msgid "Not found"
 msgstr "Nicht gefunden"
@@ -2401,11 +2400,11 @@ msgstr "Die angeforderten Daten existieren nicht."
 msgid "Make sure the URL is valid (no whitespaces, ...)."
 msgstr "Stellen Sie sicher, dass die URL gültig ist (keine Leerzeichen, ...)."
 
-#: templates/500.html:7
+#: templates/500.html:12
 msgid "Server Error"
 msgstr ""
 
-#: templates/500.html:10
+#: templates/500.html:17
 msgid "Something happened. Admins have been informed. We are working on it!"
 msgstr ""
 "Irgendetwas ist passiert. Die Administratoren wurden informiert. Wir "
@@ -2884,7 +2883,8 @@ msgid ""
 "You are about to create a new API token. The existing one will not be usable "
 "afterwards."
 msgstr ""
-"Wenn Sie fortfahren, generieren Sie einen neuen API Token. Ihren existierenden werden Sie dann nicht länger nutzen können."
+"Wenn Sie fortfahren, generieren Sie einen neuen API Token. Ihren "
+"existierenden werden Sie dann nicht länger nutzen können."
 
 #: user/forms/modals/api_token.py:31
 msgid "A new token needs to be validated by an administrator!"
@@ -2912,11 +2912,11 @@ msgstr ""
 "Mehrfachauswahl möglich - Sie können nur Nutzer wählen, die noch nicht "
 "Mitglieder dieses Teams sind. Geben Sie den ganzen Nutzernamen an."
 
-#: user/forms/modals/team.py:56 user/tests/unit/test_forms.py:29
+#: user/forms/modals/team.py:56 user/tests/unit/test_forms.py:30
 msgid "Create new team"
 msgstr "Neues Team anlegen"
 
-#: user/forms/modals/team.py:57 user/tests/unit/test_forms.py:30
+#: user/forms/modals/team.py:57 user/tests/unit/test_forms.py:31
 msgid ""
 "You will become the administrator for this group by default. You do not need "
 "to add yourself to the list of members."
@@ -2945,11 +2945,11 @@ msgid "There must be at least one admin on this team."
 msgstr "Es muss mindestens einen Administrator für das Team geben."
 
 #: user/forms/modals/team.py:160 user/templates/user/team/index.html:60
-#: user/tests/unit/test_forms.py:86
+#: user/tests/unit/test_forms.py:87
 msgid "Edit team"
 msgstr "Team bearbeiten"
 
-#: user/forms/modals/team.py:187 user/tests/unit/test_forms.py:163
+#: user/forms/modals/team.py:187 user/tests/unit/test_forms.py:164
 msgid ""
 "ATTENTION!\n"
 "\n"
@@ -2966,7 +2966,7 @@ msgstr ""
 "Sind Sie sicher, dass Sie dieses Team löschen möchten?"
 
 #: user/forms/modals/team.py:197 user/templates/user/team/index.html:56
-#: user/tests/unit/test_forms.py:196
+#: user/tests/unit/test_forms.py:197
 msgid "Leave team"
 msgstr "Team verlassen"
 
@@ -2998,7 +2998,7 @@ msgstr "Benachrichtigungen"
 msgid "Select the situations when you want to receive a notification"
 msgstr "Wann wollen Sie per E-Mail benachrichtigt werden?"
 
-#: user/forms/user.py:38 user/tests/unit/test_forms.py:232
+#: user/forms/user.py:38 user/tests/unit/test_forms.py:233
 msgid "Edit notifications"
 msgstr "Benachrichtigungen bearbeiten"
 
@@ -3112,7 +3112,7 @@ msgstr "Token noch nicht freigeschaltet"
 msgid "Valid until"
 msgstr "Läuft ab am"
 
-#: user/views/api_token.py:33
+#: user/views/api_token.py:34
 msgid "User API token"
 msgstr "API Nutzer Token"
 

templates/400.html

@@ -0,0 +1,21 @@
+{% extends 'public_base.html' %}
+{% load i18n fontawesome_5 static %}
+
+{% block body %}
+    <div class="jumbotron">
+        <div class="row">
+            <div class="col-auto">
+                <img src="{% static 'images/error_imgs/croc_technician_400.png' %}" style="max-width: 150px">
+            </div>
+            <div class="col-sm-12 col-md-9 col-lg-9 col-xl-10">
+                <h1 class="display-4">{% fa5_icon 'question-circle' %}400</h1>
+                <h1 class="display-4">{% trans 'Request was invalid' %}</h1>
+            </div>
+        </div>
+        <hr>
+        <p class="lead">
+            {% trans 'There seems to be a problem with the link you opened.' %}
+            {% trans 'Make sure the URL is valid (no whitespaces, properly copied, ...).' %}
+        </p>
+    </div>
+{% endblock %}

templates/500.html

@@ -1,10 +1,17 @@
 {% extends 'public_base.html' %}
-{% load i18n fontawesome_5 %}
+{% load i18n fontawesome_5 static %}
 
 {% block body %}
     <div class="jumbotron">
-        <h1 class="display-4">{% fa5_icon 'fire-extinguisher' %} {% fa5_icon 'fire-alt' %} 500</h1>
-        <h1 class="display-4">{% trans 'Server Error' %}</h1>
+        <div class="row">
+            <div class="col-auto">
+                <img src="{% static 'images/error_imgs/croc_technician_500.png' %}" style="max-width: 150px">
+            </div>
+            <div class="col-sm-12 col-md-9 col-lg-9 col-xl-10">
+                <h1 class="display-4">{% fa5_icon 'fire-alt' %} 500</h1>
+                <h1 class="display-4">{% trans 'Server Error' %}</h1>
+            </div>
+        </div>
         <hr>
         <p class="lead">
             {% trans 'Something happened. Admins have been informed. We are working on it!' %}

templates/map/client/config.json

@@ -32,7 +32,7 @@
 	{
 		"projection": "EPSG:25832",
 		"center_lonlat": [ 7.0, 50.0 ],
-		"zoom": 12,
+		"zoom": 9,
 		"min_zoom": 5,
 		"max_zoom": 24,
 		"scalebar": true,

user/admin.py

@@ -15,6 +15,7 @@ class UserNotificationAdmin(admin.ModelAdmin):
 class UserAdmin(admin.ModelAdmin):
     list_display = [
         "id",
+        "sso_identifier",
         "username",
         "first_name",
         "last_name",

user/migrations/0010_user_sso_identifier.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.1.6 on 2025-09-12 06:10
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('user', '0009_user_oauth_token'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='user',
+            name='sso_identifier',
+            field=models.CharField(blank=True, db_comment='Identifies the account based on an unique identifier from the SSO system', max_length=255, null=True),
+        ),
+    ]

user/models/user.py

@@ -6,6 +6,7 @@ Created on: 15.11.21
 
 """
 from django.contrib.auth.models import AbstractUser
+from django.core.exceptions import ObjectDoesNotExist
 
 from django.db import models
 
@@ -32,6 +33,12 @@ class User(AbstractUser):
         db_comment="OAuth token for the user",
         related_name="+"
     )
+    sso_identifier = models.CharField(
+        blank=True,
+        null=True,
+        db_comment="Identifies the account based on an unique identifier from the SSO system",
+        max_length=255,
+    )
 
     def is_notification_setting_set(self, notification_enum: UserNotificationEnum):
         return self.notifications.filter(
@@ -264,4 +271,48 @@ class User(AbstractUser):
             self.oauth_token.delete()
         self.oauth_token = token
         self.save()
-        return self
+        return self
+
+    @staticmethod
+    def resolve_user_using_propagation_data(data: dict):
+        """ Fetches user from db by the given data from propagation process
+
+        Args:
+            data (dict): json containing user information from the sso system
+
+        Returns:
+            user (User): The resolved user
+        """
+        username = data.get("username", None)
+        sso_identifier = data.get("sso_identifier", None)
+        if not username and not sso_identifier:
+            raise AssertionError("No username or sso identifier provided")
+
+        try:
+            user = User.objects.get(username=username)
+        except ObjectDoesNotExist:
+            try:
+                user = User.objects.get(sso_identifier=sso_identifier)
+            except ObjectDoesNotExist:
+                raise ObjectDoesNotExist("No user with this username or sso identifier was found")
+
+        return user
+
+    def update_user_using_propagation_data(self, data: dict):
+        """ Update user data based on propagation data from sso system
+
+        Args:
+            data (dict): json containing user information from the sso system
+
+        Returns:
+            user (User): The updated user
+        """
+        skipable_attrs = {
+            "is_staff",
+            "is_superuser",
+        }
+        for _attr, _val in data.items():
+            if _attr in skipable_attrs:
+                continue
+            setattr(self, _attr, _val)
+        return self

user/views/propagate.py

@@ -44,17 +44,8 @@ class PropagateUserView(View):
 
         try:
             status = "updated"
-            user = User.objects.get(username=body.get('username'))
-            # Update user data, excluding some changes
-            skipable_attrs = {
-                "username",
-                "is_staff",
-                "is_superuser",
-            }
-            for _attr, _val in body.items():
-                if _attr in skipable_attrs:
-                    continue
-                setattr(user, _attr, _val)
+            user = User.resolve_user_using_propagation_data(body)
+            user = user.update_user_using_propagation_data(body)
         except ObjectDoesNotExist:
             user = User(**body)
             status = "created"