Add hostname field to Conference

backend/api/conferences/tests/test_query_conference.py

@@ -19,6 +19,19 @@ def _query_conference(graphql_client, conference):
     return graphql_client.query(query, variables={"code": conference.code})
 
 
+def test_query_conference_hostname(graphql_client):
+    conference = ConferenceFactory(hostname="pycon.it")
+
+    query = """query($code: String!) {
+        conference(code: $code) {
+            hostname
+        }
+    }"""
+
+    result = graphql_client.query(query, variables={"code": conference.code})
+    assert result["data"]["conference"]["hostname"] == "pycon.it"
+
+
 def test_query_conference_current_day(graphql_client):
     conference = ConferenceFactory()
     DayFactory(conference=conference, day=timezone.datetime(2020, 10, 10))

backend/api/conferences/types.py

@@ -154,6 +154,7 @@ class Conference:
         resolver=make_localized_resolver("introduction")
     )
     code: str
+    hostname: str
     start: datetime
     end: datetime
     map: Map | None = strawberry.field(resolver=resolve_map)

backend/conferences/admin/conference.py

@@ -132,6 +132,7 @@ class ConferenceAdmin(
                     "organizer",
                     "name",
                     "code",
+                    "hostname",
                     "logo",
                     "location",
                     "introduction",

backend/conferences/migrations/0058_conference_hostname.py

@@ -0,0 +1,62 @@
+# Generated by Django 5.1.4 on 2026-05-28 17:12
+
+from django.db import migrations, models
+
+
+def set_conference_hostnames(apps, schema_editor):
+    Conference = apps.get_model("conferences", "Conference")
+
+    hostname_mapping = {
+        "pycon2026": "2026.pycon.it",
+        "pycon2025": "2025.pycon.it",
+        "pycon2024": "2024.pycon.it",
+        "pycon2023": "2023.pycon.it",
+        "pycon12": "2022.pycon.it",
+        "pycon11": "2020.pycon.it",
+        "testconf": "test.pycon.it",
+    }
+
+    for conference in Conference.objects.all():
+        if conference.code in hostname_mapping:
+            conference.hostname = hostname_mapping[conference.code]
+            conference.save(update_fields=["hostname"])
+
+
+def reverse_set_conference_hostnames(apps, schema_editor):
+    Conference = apps.get_model("conferences", "Conference")
+    Conference.objects.all().update(hostname="")
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("conferences", "0057_add_grants_waiting_list_update_deadline_type"),
+    ]
+
+    operations = [
+        # Step 1: Add the field without unique constraint
+        migrations.AddField(
+            model_name="conference",
+            name="hostname",
+            field=models.CharField(
+                blank=True, default="", max_length=255, verbose_name="hostname"
+            ),
+        ),
+        # Step 2: Run data migration to set hostnames
+        migrations.RunPython(
+            set_conference_hostnames,
+            reverse_set_conference_hostnames,
+        ),
+        # Step 3: Add unique constraint
+        migrations.AlterField(
+            model_name="conference",
+            name="hostname",
+            field=models.CharField(
+                blank=True,
+                default="",
+                max_length=255,
+                unique=True,
+                verbose_name="hostname",
+            ),
+        ),
+    ]

backend/conferences/models/conference.py

@@ -29,6 +29,9 @@ class Conference(GeoLocalizedModel, TimeFramedModel, TimeStampedModel):
     timezone = TimeZoneField()
     logo = models.ImageField(_("logo"), upload_to=get_upload_to, blank=True)
     location = models.TextField(_("location"), max_length=1024, blank=True)
+    hostname = models.CharField(
+        _("hostname"), max_length=255, blank=True, default="", unique=True
+    )
 
     topics = models.ManyToManyField(
         "conferences.Topic", verbose_name=_("topics"), blank=True

backend/conferences/tests/factories.py

@@ -26,6 +26,7 @@ class ConferenceFactory(DjangoModelFactory):
     organizer = factory.SubFactory(OrganizerFactory)
     name = LanguageFactory("name")
     code = factory.Sequence(lambda n: "code{}".format(n))
+    hostname = factory.Sequence(lambda n: "conference{}.example.com".format(n))
     introduction = LanguageFactory("sentence")
 
     start = factory.Faker("past_datetime", tzinfo=UTC)