snapshot of https://github.com/zulip/zulip.git @ 48c69911c7dd4e03b20552eb3bd77ad8151c1357 (2026-09-15)

zerver/lib/realm_logo.py

@@ -0,0 +1,38 @@
+from typing import Any
+
+from django.conf import settings
+from django.contrib.staticfiles.storage import staticfiles_storage
+
+from zerver.lib.upload import get_uploaded_realm_logo_url
+from zerver.models import Realm
+
+
+def get_realm_logo_source(realm: Realm, night: bool) -> str:
+    if realm.plan_type == Realm.PLAN_TYPE_LIMITED:
+        return Realm.LOGO_DEFAULT
+    if night:
+        return realm.night_logo_source
+    return realm.logo_source
+
+
+def get_realm_logo_url(realm: Realm, night: bool) -> str:
+    logo_source = get_realm_logo_source(realm, night)
+
+    if logo_source == Realm.LOGO_UPLOADED:
+        if night:
+            logo_version = realm.night_logo_version
+        else:
+            logo_version = realm.logo_version
+        return get_uploaded_realm_logo_url(realm.id, logo_version, night)
+    if settings.DEFAULT_LOGO_URI is not None:
+        return settings.DEFAULT_LOGO_URI
+    return staticfiles_storage.url("images/logo/zulip-org-logo.svg") + "?version=0"
+
+
+def get_realm_logo_data(realm: Realm, night: bool) -> dict[str, Any]:
+    if night:
+        return dict(
+            night_logo_url=get_realm_logo_url(realm, night),
+            night_logo_source=realm.night_logo_source,
+        )
+    return dict(logo_url=get_realm_logo_url(realm, night), logo_source=realm.logo_source)