1 files changed, 14 insertions, 0 deletions
diff --git a/ishtar_common/models_imports.py b/ishtar_common/models_imports.py
index ff920fbf2..3fbd7653d 100644
--- a/ishtar_common/models_imports.py
+++ b/ishtar_common/models_imports.py
@@ -38,6 +38,7 @@ from django.conf import settings
 from django.contrib.contenttypes.fields import GenericForeignKey
 from django.contrib.contenttypes.models import ContentType
 from django.contrib.gis.db import models
+from django.contrib.gis.db.models import Manager
 from django.contrib.gis.gdal.error import GDALException
 from django.contrib.gis.geos import GEOSGeometry
 from django.contrib.gis.geos.error import GEOSException
@@ -215,6 +216,10 @@ class ImporterType(models.Model):
             return IMPORT_TYPES_DICT[str(self.type)]
         return ""
 
+    @property
+    def importer_groups_label(self) -> str:
+        return " ; ".join([imp.group.name for imp in self.groups.all()])
+
     def get_libreoffice_template(self):
         if not UnoCalc:
             return
@@ -412,16 +417,25 @@ class ImporterGroup(models.Model):
         return " ; ".join([imp.importer_type.name for imp in self.importer_types.all()])
 
 
+class ImporterGroupImporterManager(Manager):
+    def get_by_natural_key(self, group, importer):
+        return self.get(group__slug=group, importer_type__slug=importer)
+
+
 class ImporterGroupImporter(models.Model):
     group = models.ForeignKey(ImporterGroup, on_delete=models.CASCADE, related_name="importer_types")
     importer_type = models.ForeignKey(ImporterType, on_delete=models.CASCADE, related_name="groups")
     order = models.PositiveIntegerField(_("Order"), default=10, validators=[MinValueValidator(1)])
+    objects = ImporterGroupImporterManager()
 
     class Meta:
         ordering = ("group", "order")
         unique_together = ("group", "order")
         verbose_name = _("Importer - Group <-> Importer")
 
+    def natural_key(self):
+        return self.group.slug, self.importer_type.slug
+
 
 def get_associated_model(parent_model, keys):
     model = None