remove multimask field from LayerSet

ohmg/core/admin.py

@@ -65,7 +65,6 @@ class LayerSetAdmin(admin.ModelAdmin):
         "layer_display_list",
         "extent",
         "multimask_extent",
-        "multimask",
     )
     search_fields = ("map__title",)
     list_filter = ("category",)

ohmg/core/management/commands/checkdb.py

@@ -1,9 +1,7 @@
-import copy
-
 from django.core.management.base import BaseCommand
 from django.db.models import Q
 
-from ohmg.core.models import Document, Layer, LayerSet
+from ohmg.core.models import Document
 from ohmg.core.utils.cli import confirm_continue
 from ohmg.georeference.models import GeorefSession, PrepSession, SessionLock
 
@@ -62,34 +60,6 @@ def fix_layer_slug(slug, valid_slugs):
             else:
                 return None
 
-        if options["operation"] == "multimasks":
-            valid_slugs = list(Layer.objects.all().values_list("slug", flat=True))
-            layersets = LayerSet.objects.exclude(multimask=None).order_by("map_id")
-            to_save = set()
-            errors = []
-            for ls in layersets:
-                new_mm = copy.deepcopy(ls.multimask)
-                for k, v in ls.multimask.items():
-                    newslug = fix_layer_slug(k, valid_slugs)
-                    if not newslug:
-                        errors.append(f"ERROR: {k}")
-                    elif newslug != k:
-                        print(f"{k} -> {newslug}")
-                        new_mm[newslug] = new_mm.pop(k)
-                        new_mm[newslug]["properties"] = {"layer": newslug}
-                        to_save.add(ls)
-                ls.multimask = new_mm
-
-            for e in errors:
-                print(e)
-            print(f"{len(errors)} layer slugs have errors")
-
-            print(f"{len(to_save)} multimasks to fix")
-            if options["fix"]:
-                for ls in to_save:
-                    print(f"saving {ls}")
-                    ls.save()
-
         if options["operation"] == "sessions":
             print("\nchecking PrepSessions...")
             s = PrepSession.objects.filter(doc2__isnull=True)

ohmg/core/migrations/0010_remove_layerset_multimask.py

@@ -0,0 +1,17 @@
+# Generated by Django 4.2.27 on 2026-04-15 20:33
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0009_layer_mask'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='layerset',
+            name='multimask',
+        ),
+    ]

ohmg/core/models/layerset.py

@@ -46,7 +46,6 @@ class Meta:
         blank=True,
         null=True,
     )
-    multimask = models.JSONField(null=True, blank=True)
     mosaic_geotiff = models.FileField(
         upload_to="mosaics",
         null=True,

tests/data/fixtures/core/new-iberia-1885-main-content-layerset.json

@@ -5,7 +5,6 @@
   "fields": {
     "map": "sanborn03375_001",
     "category": 1,
-    "multimask": null,
     "mosaic_geotiff": "",
     "mosaic_json": "",
     "extent": "[\"-91.82785034179688\", \"29.998949050206093\", \"-91.81137084960938\", \"30.015598098308676\"]"