feat: support multiple sources for a single instrument name

web-app/django/VIM/apps/instruments/admin.py

@@ -1,32 +1,83 @@
 from django.contrib import admin
-from VIM.apps.instruments.models import Instrument, InstrumentName, Language, AVResource
+from VIM.apps.instruments.models import (
+    Instrument,
+    InstrumentName,
+    InstrumentNameSource,
+    Source,
+    Language,
+    AVResource,
+)
 
 admin.site.register(Instrument)
+admin.site.register(InstrumentNameSource)
 admin.site.register(Language)
 admin.site.register(AVResource)
 
 
+class InstrumentNameSourceInline(admin.TabularInline):
+    model = InstrumentNameSource
+    extra = 1
+    fields = (
+        "source",
+        "contributor",
+    )
+    readonly_fields = ()
+
+    def get_readonly_fields(self, request, obj=None):
+        """
+        Make fields read-only for users in the 'reviewer' group.
+        """
+        if request.user.groups.filter(name="reviewer").exists():
+            return ("source", "contributor")
+        return super().get_readonly_fields(request, obj)
+
+
 @admin.register(InstrumentName)
 class InstrumentNameAdmin(admin.ModelAdmin):
-    list_filter = ("verification_status", "on_wikidata")  # Filter by status
+    list_filter = ("verification_status", "on_wikidata")
     search_fields = (
         "name",
-        "source_name",
+        "sources__name",
         "instrument__wikidata_id",
-    )  # Search by name, source name, and instrument wikidata ID
+    )
+    inlines = [InstrumentNameSourceInline]
+    list_editable = ("verification_status",)  # Allow editing of verification_status
+    list_display = (
+        "name",
+        "instrument",
+        "language",
+        "umil_label",
+        "on_wikidata",
+        "verification_status",
+        "all_sources",
+    )  # Show all sources in list view
 
     def get_readonly_fields(self, request, obj=None):
         """
-        Make all fields except 'verification_status' read-only for users in the 'reviewer' group.
+        Make fields read-only for users in the 'reviewer' group.
         """
         if request.user.groups.filter(name="reviewer").exists():
             return (
                 "instrument",
                 "language",
                 "name",
-                "source_name",
                 "umil_label",
-                "contributor",
                 "on_wikidata",
             )
         return super().get_readonly_fields(request, obj)
+
+    def all_sources(self, obj):
+        """
+        Display all associated source names for this instrument name
+        """
+        return ", ".join(obj.sources.all.iterator())
+
+    all_sources.short_description = "Sources"
+
+
+@admin.register(Source)
+class SourceAdmin(admin.ModelAdmin):
+    list_display = ("name", "is_visible")
+    list_filter = ("is_visible",)
+    search_fields = ("name",)
+    list_editable = ("is_visible",)  # Allow editing of is_visible

web-app/django/VIM/apps/instruments/management/commands/import_instruments.py

@@ -8,7 +8,14 @@
 from django.contrib.auth import get_user_model
 from django.core.management.base import BaseCommand
 from django.db import transaction
-from VIM.apps.instruments.models import Instrument, InstrumentName, Language, AVResource
+from VIM.apps.instruments.models import (
+    Instrument,
+    InstrumentName,
+    InstrumentNameSource,
+    Source,
+    Language,
+    AVResource,
+)
 
 
 class Command(BaseCommand):
@@ -32,6 +39,12 @@ def __init__(self):
                 f"Default contributor {settings.DDMAL_USERNAME} not found in the database."
             )
 
+        # Set Wikidata as a source to associate with all instrument names imported from Wikidata dumps
+        self.wikidata_source, _ = Source.objects.get_or_create(
+            name="Wikidata",
+            defaults={"is_visible": True},
+        )
+
     def parse_instrument_data(
         self, instrument_id: str, instrument_data: dict
     ) -> dict[str, str | dict[str, str]]:
@@ -142,16 +155,22 @@ def create_database_objects(
                     )
                 )
                 continue
-            InstrumentName.objects.update_or_create(
+            name_obj, _ = InstrumentName.objects.update_or_create(
                 instrument=instrument,
                 language=self.language_map[lang],
                 umil_label=True,
                 defaults={
                     "name": name,
-                    "source_name": "Wikidata",
-                    "contributor": self.default_contributor,
-                    "verification_status": "verified",
                     "on_wikidata": True,
+                    "verification_status": "verified",
+                },
+            )
+
+            InstrumentNameSource.objects.update_or_create(
+                instrument_name=name_obj,
+                source=self.wikidata_source,
+                defaults={
+                    "contributor": self.default_contributor,
                 },
             )
 
@@ -166,16 +185,22 @@ def create_database_objects(
                 )
                 continue
             for alias in aliases:
-                InstrumentName.objects.update_or_create(
+                alias_obj, _ = InstrumentName.objects.update_or_create(
                     instrument=instrument,
                     language=self.language_map[lang],
-                    name=alias,
                     umil_label=False,
                     defaults={
-                        "source_name": "Wikidata",
-                        "contributor": self.default_contributor,
-                        "verification_status": "verified",
+                        "name": alias,
                         "on_wikidata": True,
+                        "verification_status": "verified",
+                    },
+                )
+
+                InstrumentNameSource.objects.update_or_create(
+                    instrument_name=name_obj,
+                    source=self.wikidata_source,
+                    defaults={
+                        "contributor": self.default_contributor,
                     },
                 )
 

web-app/django/VIM/apps/instruments/migrations/0012_source_remove_instrumentname_contributor_and_more.py

@@ -0,0 +1,99 @@
+# Generated by Django 4.2.5 on 2025-12-04 02:52
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ("instruments", "0011_language_html_direction"),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name="Source",
+            fields=[
+                (
+                    "id",
+                    models.BigAutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                (
+                    "name",
+                    models.CharField(
+                        help_text="Who or what called the instrument this?",
+                        max_length=50,
+                    ),
+                ),
+                (
+                    "is_visible",
+                    models.BooleanField(
+                        default=True, help_text="Should this source be visible?"
+                    ),
+                ),
+            ],
+        ),
+        migrations.RemoveField(
+            model_name="instrumentname",
+            name="contributor",
+        ),
+        migrations.RemoveField(
+            model_name="instrumentname",
+            name="source_name",
+        ),
+        migrations.CreateModel(
+            name="InstrumentNameSource",
+            fields=[
+                (
+                    "id",
+                    models.BigAutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                (
+                    "contributor",
+                    models.ForeignKey(
+                        blank=True,
+                        help_text="Users who contributed this source to this name",
+                        null=True,
+                        on_delete=django.db.models.deletion.SET_NULL,
+                        related_name="instrument_name_sources",
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
+                (
+                    "instrument_name",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="source_links",
+                        to="instruments.instrumentname",
+                    ),
+                ),
+                (
+                    "source",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        to="instruments.source",
+                    ),
+                ),
+            ],
+        ),
+        migrations.AddField(
+            model_name="instrumentname",
+            name="sources",
+            field=models.ManyToManyField(
+                related_name="instrument_names",
+                through="instruments.InstrumentNameSource",
+                to="instruments.source",
+            ),
+        ),
+    ]

web-app/django/VIM/apps/instruments/models/__init__.py

@@ -1,4 +1,6 @@
 from VIM.apps.instruments.models.instrument import Instrument
 from VIM.apps.instruments.models.instrument_name import InstrumentName
+from VIM.apps.instruments.models.instrument_name_source import InstrumentNameSource
+from VIM.apps.instruments.models.source import Source
 from VIM.apps.instruments.models.language import Language
 from VIM.apps.instruments.models.avresource import AVResource

web-app/django/VIM/apps/instruments/models/instrument_name.py

@@ -5,9 +5,21 @@ class InstrumentName(models.Model):
     instrument = models.ForeignKey("Instrument", on_delete=models.CASCADE)
     language = models.ForeignKey("Language", on_delete=models.PROTECT)
     name = models.CharField(max_length=100, blank=False)
-    source_name = models.CharField(
-        max_length=50, blank=False, help_text="Who or what called the instrument this?"
-    )  # Stand-in for source data; format TBD
+
+    # An instrument name may be supported by multiple sources, each with its own contributor
+    sources = models.ManyToManyField(
+        "Source", through="InstrumentNameSource", related_name="instrument_names"
+    )
+    umil_label = models.BooleanField(
+        default=False,
+        help_text="Is this the label for the instrument? If true, it will be used as the main name.",
+    )
+
+    on_wikidata = models.BooleanField(
+        default=False,
+        help_text="Is this name already on Wikidata?",
+    )
+
     verification_status = models.CharField(
         max_length=50,
         choices=[
@@ -20,20 +32,6 @@ class InstrumentName(models.Model):
         default="unverified",
         help_text="Status of the name entry",
     )
-    umil_label = models.BooleanField(
-        default=False,
-        help_text="Is this the label for the instrument? If true, it will be used as the main name.",
-    )
-    contributor = models.ForeignKey(
-        "auth.User",
-        null=False,
-        on_delete=models.PROTECT,
-        help_text="User who contributed this name",
-    )
-    on_wikidata = models.BooleanField(
-        default=False,
-        help_text="Is this name already on Wikidata?",
-    )
 
     # Custom validation to ensure at most one UMIL label per instrument language
     class Meta:

web-app/django/VIM/apps/instruments/models/instrument_name_source.py

@@ -0,0 +1,20 @@
+from django.db import models
+
+
+class InstrumentNameSource(models.Model):
+    instrument_name = models.ForeignKey(
+        "InstrumentName", on_delete=models.CASCADE, related_name="source_links"
+    )
+    source = models.ForeignKey("Source", on_delete=models.CASCADE)
+
+    contributor = models.ForeignKey(
+        "auth.User",
+        on_delete=models.SET_NULL,
+        help_text="Users who contributed this source to this name",
+        related_name="instrument_name_sources",
+        blank=True,
+        null=True,
+    )
+
+    def __str__(self):
+        return f"{self.source.name} for {self.instrument_name.name}"

web-app/django/VIM/apps/instruments/models/source.py

@@ -0,0 +1,14 @@
+from django.db import models
+
+
+class Source(models.Model):
+    name = models.CharField(
+        max_length=50, blank=False, help_text="Who or what called the instrument this?"
+    )
+
+    is_visible = models.BooleanField(
+        default=True, help_text="Should this source be visible?"
+    )
+
+    def __str__(self):
+        return f"{self.name}"

web-app/django/VIM/apps/instruments/views/instrument_detail.py

@@ -16,7 +16,10 @@ def get_context_data(self, **kwargs):
 
         # Query the instrument names in all languages
         instrument_names = (
-            context["instrument"].instrumentname_set.all().select_related("language")
+            context["instrument"]
+            .instrumentname_set.all()
+            .select_related("language")
+            .prefetch_related("sources")
         )
         if self.request.user.is_authenticated:
             # Show all names for authenticated users