Add /v2/instance

api/views/instance.py

@@ -51,3 +51,72 @@ def instance_info(request):
         "contact_account": None,
         "rules": [],
     }
+
+
+@api_router.get("/v2/instance")
+def instance_info_v2(request):
+    current_domain = Domain.get_domain(
+        request.headers.get("host", settings.SETUP.MAIN_DOMAIN)
+    )
+    admin_identity = (
+        Identity.objects.filter(users__admin=True).order_by("created").first()
+    )
+    return {
+        "domain": current_domain.domain,
+        "title": Config.system.site_name,
+        "version": f"takahe/{__version__}",
+        "source_url": "https://github.com/jointakahe/takahe",
+        "description": "",
+        "email": "",
+        "urls": {},
+        "usage": {
+            "users": {
+                "active_month": Identity.objects.filter(local=True).count(),
+            }
+        },
+        "thumbnail": {
+            "url": Config.system.site_banner,
+        },
+        "languages": ["en"],
+        "configuration": {
+            "urls": {},
+            "accounts": {"max_featured_tags": 0},
+            "statuses": {
+                "max_characters": Config.system.post_length,
+                "max_media_attachments": 4,
+                "characters_reserved_per_url": 23,
+            },
+            "media_attachments": {
+                "supported_mime_types": [
+                    "image/apng",
+                    "image/avif",
+                    "image/gif",
+                    "image/jpeg",
+                    "image/png",
+                    "image/webp",
+                ],
+                "image_size_limit": (1024**2) * 10,
+                "image_matrix_limit": 2000 * 2000,
+                "video_size_limit": 0,
+                "video_frame_rate_limit": 60,
+                "video_matrix_limit": 2000 * 2000,
+            },
+            "polls": {
+                "max_options": 4,
+                "max_characters_per_option": 50,
+                "min_expiration": 300,
+                "max_expiration": 2629746,
+            },
+            "translation": {"enabled": False},
+        },
+        "registrations": {
+            "enabled": Config.system.signup_allowed,
+            "approval_required": False,
+            "message": None,
+        },
+        "contact": {
+            "email": "",
+            "account": admin_identity.to_mastodon_json(),
+        },
+        "rules": [],
+    }