feat: export included_presets renderable bitmask for content-schema import gating

contentcuration/contentcuration/migrations/0168_alter_assessmentitem_type.py

@@ -0,0 +1,30 @@
+# Generated by Django 3.2.25 on 2026-07-12 22:39
+from django.db import migrations
+from django.db import models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("contentcuration", "0167_file_size_bigint_expand"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="assessmentitem",
+            name="type",
+            field=models.CharField(
+                choices=[
+                    ("input_question", "Input Question"),
+                    ("multiple_selection", "Multiple Selection"),
+                    ("single_selection", "Single Selection"),
+                    ("free_response", "Free Response"),
+                    ("perseus_question", "Perseus Question"),
+                    ("QTI", "QTI"),
+                    ("true_false", "True/False"),
+                ],
+                default="multiple_selection",
+                max_length=50,
+            ),
+        ),
+    ]

contentcuration/contentcuration/tests/test_exportchannel.py

@@ -19,6 +19,7 @@
 from le_utils.constants import exercises
 from le_utils.constants import format_presets
 from le_utils.constants import modalities
+from le_utils.constants.format_presets import RENDERABLE_PRESETS_ORDER
 from le_utils.constants.labels import accessibility_categories
 from le_utils.constants.labels import learning_activities
 from le_utils.constants.labels import levels
@@ -505,6 +506,21 @@ def test_contentnode_file_size_data(self):
         for file in files.prefetch_related("local_file"):
             self.assertEqual(file.file_size, file.local_file.file_size)
 
+    def test_file_included_presets_renderable(self):
+        # Every non-supplementary (renderable) exported file carries its own preset bit.
+        files = kolibri_models.File.objects.filter(supplementary=False)
+        assert files.count() > 0
+        for file in files:
+            expected = 2 ** RENDERABLE_PRESETS_ORDER.index(file.preset)
+            self.assertEqual(file.included_presets, expected)
+
+    def test_file_included_presets_supplementary_null(self):
+        # Supplementary files (e.g. thumbnails) leave included_presets NULL.
+        files = kolibri_models.File.objects.filter(supplementary=True)
+        assert files.count() > 0
+        for file in files:
+            self.assertIsNone(file.included_presets)
+
     def test_channel_icon_encoding(self):
         self.assertIsNotNone(self.content_channel.icon_encoding)
 

contentcuration/contentcuration/utils/publish.py

@@ -38,6 +38,7 @@
 from le_utils.constants import licenses
 from le_utils.constants import modalities
 from le_utils.constants import roles
+from le_utils.constants.format_presets import RENDERABLE_PRESETS_ORDER
 from search.models import ChannelFullTextSearch
 from search.models import ContentNodeFullTextSearch
 from search.utils import get_fts_annotated_channel_qs
@@ -666,6 +667,21 @@ def create_associated_file_objects(kolibrinode, ccnode):
             },
         )
 
+        included_presets = None
+        if not preset.supplementary:
+            try:
+                included_presets = 2 ** RENDERABLE_PRESETS_ORDER.index(preset.pk)
+            except ValueError:
+                # Renderable preset not in the (append-only) ordering — e.g. a newer
+                # le-utils preset. Log and leave included_presets NULL for this file
+                # rather than aborting the whole channel publish.
+                logging.warning(
+                    "Preset %s missing from RENDERABLE_PRESETS_ORDER; leaving "
+                    "included_presets NULL for file %s",
+                    preset.pk,
+                    ccfilemodel.pk,
+                )
+
         kolibrimodels.File.objects.create(
             pk=ccfilemodel.pk,
             checksum=ccfilemodel.checksum,
@@ -679,6 +695,7 @@ def create_associated_file_objects(kolibrinode, ccnode):
             thumbnail=preset.thumbnail,
             priority=preset.order,
             local_file=kolibrilocalfilemodel,
+            included_presets=included_presets,
         )
 
 

contentcuration/kolibri_content/base_models.py

@@ -132,6 +132,9 @@ class File(models.Model):
     supplementary = models.BooleanField(default=False)
     thumbnail = models.BooleanField(default=False)
     priority = models.IntegerField(blank=True, null=True, db_index=True)
+    # Bitmask of the renderable presets a device needs to render this file,
+    # including the file's own preset. NULL for supplementary files.
+    included_presets = models.IntegerField(blank=True, null=True)
 
     class Meta:
         abstract = True

contentcuration/kolibri_content/constants/schema_versions.py

@@ -19,9 +19,12 @@
 
 VERSION_5 = "5"
 
+VERSION_6 = "6"
+
 # List of the content db schema versions, ordered from most recent to least recent.
 # When a new schema version is generated, it should be added here, at the top of the list.
 CONTENT_DB_SCHEMA_VERSIONS = [
+    VERSION_6,
     VERSION_5,
     VERSION_4,
     VERSION_3,
@@ -33,7 +36,7 @@
 ]
 
 # The latest compatible exported schema version for this version of Kolibri
-CONTENT_SCHEMA_VERSION = VERSION_5
+CONTENT_SCHEMA_VERSION = VERSION_6
 
 # The version name for the current content schema,
 # which may have schema modifications not present in the export schema

contentcuration/kolibri_content/migrations/0024_file_included_presets.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.2.25 on 2026-07-12 22:27
+from django.db import migrations
+from django.db import models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("content", "0023_auto_20250417_1516"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="file",
+            name="included_presets",
+            field=models.IntegerField(blank=True, null=True),
+        ),
+    ]

contentcuration/kolibri_public/migrations/0009_file_included_presets.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.2.25 on 2026-07-12 22:27
+from django.db import migrations
+from django.db import models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("kolibri_public", "0008_channelmetadata_categories_bitmask_0"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="file",
+            name="included_presets",
+            field=models.IntegerField(blank=True, null=True),
+        ),
+    ]

requirements.in

@@ -5,7 +5,7 @@ djangorestframework==3.15.1
 psycopg2-binary==2.9.11
 django-js-reverse==0.10.2
 django-registration==3.4
-le-utils==0.2.17
+le-utils==0.2.18
 gunicorn==25.1.0
 django-postmark==0.1.6
 jsonfield==3.1.0

requirements.txt

@@ -180,7 +180,7 @@ langcodes==3.5.1
     # via -r requirements.in
 latex2mathml==3.78.1
     # via -r requirements.in
-le-utils==0.2.17
+le-utils==0.2.18
     # via -r requirements.in
 markdown-it-py==4.0.0
     # via -r requirements.in