Merge branch 'refs/heads/master' into netgis_map_client_update

# Conflicts:
#	konova/forms/geometry_form.py
#	templates/map/client/config.json

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 = Geometry.cast_to_rlp_srid(geometry)
-            geometry.transform(DEFAULT_SRID_RLP)
+        geometry = Geometry.cast_to_multipolygon(geometry)
         return geometry
 
     def _get_obj_from_db(self, id, user):

compensation/tests/ecoaccount/test_workflow.py

@@ -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,
+            "geom": self.create_geojson(new_geometry),
             "surface": test_deductable_surface,
             "conservation_office": test_conservation_office.id
         }

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/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

@@ -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,
+            "geom": self.create_geojson(new_geometry),
             "conservation_office": test_conservation_office.id
         }
         self.client_user.post(url, post_data)

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/unit/test_forms.py

@@ -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)

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

@@ -27,7 +27,7 @@ class SimpleGeomForm(BaseForm):
     """
     read_only = True
     geometry_simplified = False
-    output = JSONField(
+    geom = JSONField(
         label=_("Geometry"),
         help_text=_(""),
         label_suffix="",
@@ -55,27 +55,26 @@ class SimpleGeomForm(BaseForm):
             geom = ""
             self.empty = True
 
-        self.initialize_form_field("output", geom)
+        self.initialize_form_field("geom", geom)
 
     def is_valid(self):
         super().is_valid()
         is_valid = True
 
         # Get geojson from form
-        geom = self.data["output"]
+        geom = self.data["geom"]
         if geom is None or len(geom) == 0:
             # empty geometry is a valid geometry
-            self.cleaned_data["output"] = MultiPolygon(srid=DEFAULT_SRID_RLP).ewkt
+            self.cleaned_data["geom"] = MultiPolygon(srid=DEFAULT_SRID_RLP).ewkt
             return is_valid
         geom = json.loads(geom)
 
         # Write submitted data back into form field to make sure invalid geometry
         # will be rendered again on failed submit
-        self.initialize_form_field("output", self.data["output"])
+        self.initialize_form_field("geom", self.data["geom"])
 
-        # Read geojson into gdal geometry
+        # Initialize features list with empty MultiPolygon, so that an empty input will result in a
-        # HINT: This can be simplified if the geojson format holds data in epsg:4326 (GDAL provides direct creation for
+        # proper empty MultiPolygon object
-        # this case)
         features = []
         features_json = geom.get("features", [])
         accepted_ogr_types = [
@@ -98,33 +97,35 @@ class SimpleGeomForm(BaseForm):
                 g = self.__flatten_geom_to_2D(g)
 
             if g.geom_type not in accepted_ogr_types:
-                self.add_error("output", _("Only surfaces allowed. Points or lines must be buffered."))
+                self.add_error("geom", _("Only surfaces allowed. Points or lines must be buffered."))
                 is_valid &= False
                 return is_valid
 
             is_valid &= self.__is_area_valid(g)
-
+            g = Polygon.from_ewkt(g.ewkt)
-            polygon = Polygon.from_ewkt(g.ewkt)
+            is_valid &= g.valid
-            is_valid &= polygon.valid
+            if not g.valid:
-            if not polygon.valid:
+                self.add_error("geom", g.valid_reason)
-                self.add_error("output", polygon.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)
+        if features:
-        for feature in features:
+            form_geom = MultiPolygon(*features, srid=DEFAULT_SRID_RLP).unary_union
-            form_geom = form_geom.union(feature)
+        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 = Geometry.cast_to_multipolygon(form_geom)
-            form_geom = MultiPolygon(form_geom, srid=DEFAULT_SRID_RLP)
 
         # Write unioned Multipolygon into cleaned data
         if self.cleaned_data is None:
             self.cleaned_data = {}
-        self.cleaned_data["output"] = form_geom.ewkt
+        self.cleaned_data["geom"] = form_geom.ewkt
 
         return is_valid
 
@@ -134,7 +135,7 @@ class SimpleGeomForm(BaseForm):
         Returns:
 
         """
-        geom = self.cleaned_data.get("output")
+        geom = self.cleaned_data.get("geom")
         g = gdal.OGRGeometry(geom, srs=DEFAULT_SRID_RLP)
         num_vertices = g.num_coords
 
@@ -150,7 +151,7 @@ class SimpleGeomForm(BaseForm):
 
         if not is_area_valid:
             self.add_error(
-                "output",
+                "geom",
                 _("Geometry must be greater than 1m². Currently is {}m²").format(
                     float(geom.area)
                 )
@@ -193,14 +194,14 @@ class SimpleGeomForm(BaseForm):
             if self.instance is None or self.instance.geometry is None:
                 raise LookupError
             geometry = self.instance.geometry
-            geometry.geom = self.cleaned_data.get("output", MultiPolygon(srid=DEFAULT_SRID_RLP))
+            geometry.geom = self.cleaned_data.get("geom", MultiPolygon(srid=DEFAULT_SRID_RLP))
             geometry.modified = action
 
             geometry.save()
         except LookupError:
             # No geometry or linked instance holding a geometry exist --> create a new one!
             geometry = Geometry.objects.create(
-                geom=self.cleaned_data.get("output", MultiPolygon(srid=DEFAULT_SRID_RLP)),
+                geom=self.cleaned_data.get("geom", MultiPolygon(srid=DEFAULT_SRID_RLP)),
                 created=action,
             )
 

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_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/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: 2025-05-12 14:22+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"
@@ -1303,8 +1303,8 @@ msgstr "Kompensation {} bearbeitet"
 msgid "Edit {}"
 msgstr "Bearbeite {}"
 
-#: compensation/views/compensation/report.py:34
+#: compensation/views/compensation/report.py:35
-#: compensation/views/eco_account/report.py:34 ema/views/report.py:34
+#: compensation/views/eco_account/report.py:35 ema/views/report.py:35
 #: intervention/views/report.py:35
 msgid "Report {}"
 msgstr "Bericht {}"
@@ -1928,11 +1928,11 @@ 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 ""
 
@@ -2287,18 +2287,6 @@ msgstr "Momentane Daten noch nicht geprüft"
 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"
@@ -2389,6 +2377,18 @@ msgstr "Alle"
 msgid "News"
 msgstr "Neuigkeiten"
 
+#: templates/400.html:7
+msgid "Request was invalid"
+msgstr "Anfrage fehlerhaft"
+
+#: templates/400.html:10
+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:11
+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"
@@ -2884,7 +2884,8 @@ 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 +2913,11 @@ 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 +2946,11 @@ 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 +2967,7 @@ 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 +2999,7 @@ 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 +3113,7 @@ 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>
+        <div class="row">
-        <h1 class="display-4">{% trans 'Server Error' %}</h1>
+            <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!' %}

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'))
+            user = User.resolve_user_using_propagation_data(body)
-            # Update user data, excluding some changes
+            user = user.update_user_using_propagation_data(body)
-            skipable_attrs = {
-                "username",
-                "is_staff",
-                "is_superuser",
-            }
-            for _attr, _val in body.items():
-                if _attr in skipable_attrs:
-                    continue
-                setattr(user, _attr, _val)
         except ObjectDoesNotExist:
             user = User(**body)
             status = "created"