convert activitypub routes to use register_route

* rename `register_route` to `register_view`
* add `register_route` function
* convert frontend and misc routes to use `register_route`

relay/application.py

@@ -29,7 +29,7 @@ from .database.schema import Instance
 from .http_client import HttpClient
 from .misc import JSON_PATHS, TOKEN_PATHS, Message, Response
 from .template import Template
-from .views import VIEWS
+from .views import ROUTES, VIEWS
 from .views.api import handle_api_path
 from .views.frontend import handle_frontend_path
 from .workers import PushWorkers
@@ -87,6 +87,9 @@ class Application(web.Application):
 		for path, view in VIEWS:
 			self.router.add_view(path, view)
 
+		for method, path, handler in ROUTES:
+			self.router.add_route(method, path, handler)
+
 		setup_swagger(
 			self,
 			ui_version = 3,
@@ -295,14 +298,12 @@ class CacheCleanupThread(Thread):
 
 
 def format_error(request: web.Request, error: HttpError) -> Response:
-	app: Application = request.app # type: ignore[assignment]
-
 	if request.path.startswith(JSON_PATHS) or 'json' in request.headers.get('accept', ''):
 		return Response.new({'error': error.message}, error.status, ctype = 'json')
 
 	else:
-		body = app.template.render('page/error.haml', request, e = error)
-		return Response.new(body, error.status, ctype = 'html')
+		context = {"e": error}
+		return Response.new_template(error.status, "page/error.haml", request, context)
 
 
 @web.middleware

relay/misc.py

@@ -5,7 +5,7 @@ import json
 import os
 import platform
 
-from aiohttp.web import Response as AiohttpResponse
+from aiohttp.web import Request, Response as AiohttpResponse
 from collections.abc import Sequence
 from datetime import datetime
 from typing import TYPE_CHECKING, Any, TypedDict, TypeVar
@@ -207,6 +207,19 @@ class Response(AiohttpResponse):
 		return cls.new(body, status, {'Location': path}, ctype = 'html')
 
 
+	@classmethod
+	def new_template(cls: type[Self],
+					status: int,
+					path: str,
+					request: Request,
+					context: dict[str, Any] | None = None,
+					headers: dict[str, Any] | None = None,
+					ctype: str = "html") -> Self:
+
+		body = get_app().template.render(path, request, **(context or {}))
+		return cls.new(body, status, headers, ctype)
+
+
 	@property
 	def location(self) -> str:
 		return self.headers.get('Location', '')

relay/processors.py

@@ -4,10 +4,11 @@ import typing
 
 from . import logger as logging
 from .database import Connection
-from .misc import Message
+from .misc import Message, get_app
 
 if typing.TYPE_CHECKING:
-	from .views.activitypub import ActorView
+	from .app import Application
+	from .views.activitypub import InboxData
 
 
 def actor_type_check(actor: Message, software: str | None) -> bool:
@@ -21,98 +22,98 @@ def actor_type_check(actor: Message, software: str | None) -> bool:
 	return False
 
 
-async def handle_relay(view: ActorView, conn: Connection) -> None:
+async def handle_relay(app: Application, data: InboxData, conn: Connection) -> None:
 	try:
-		view.cache.get('handle-relay', view.message.object_id)
-		logging.verbose('already relayed %s', view.message.object_id)
+		app.cache.get('handle-relay', data.message.object_id)
+		logging.verbose('already relayed %s', data.message.object_id)
 		return
 
 	except KeyError:
 		pass
 
-	message = Message.new_announce(view.config.domain, view.message.object_id)
+	message = Message.new_announce(app.config.domain, data.message.object_id)
 	logging.debug('>> relay: %s', message)
 
-	for instance in conn.distill_inboxes(view.message):
-		view.app.push_message(instance.inbox, message, instance)
+	for instance in conn.distill_inboxes(data.message):
+		app.push_message(instance.inbox, message, instance)
 
-	view.cache.set('handle-relay', view.message.object_id, message.id, 'str')
+	app.cache.set('handle-relay', data.message.object_id, message.id, 'str')
 
 
-async def handle_forward(view: ActorView, conn: Connection) -> None:
+async def handle_forward(app: Application, data: InboxData, conn: Connection) -> None:
 	try:
-		view.cache.get('handle-relay', view.message.id)
-		logging.verbose('already forwarded %s', view.message.id)
+		app.cache.get('handle-relay', data.message.id)
+		logging.verbose('already forwarded %s', data.message.id)
 		return
 
 	except KeyError:
 		pass
 
-	message = Message.new_announce(view.config.domain, view.message)
+	message = Message.new_announce(app.config.domain, data.message)
 	logging.debug('>> forward: %s', message)
 
-	for instance in conn.distill_inboxes(view.message):
-		view.app.push_message(instance.inbox, view.message, instance)
+	for instance in conn.distill_inboxes(data.message):
+		app.push_message(instance.inbox, data.message, instance)
 
-	view.cache.set('handle-relay', view.message.id, message.id, 'str')
+	app.cache.set('handle-relay', data.message.id, message.id, 'str')
 
 
-async def handle_follow(view: ActorView, conn: Connection) -> None:
-	nodeinfo = await view.client.fetch_nodeinfo(view.actor.domain, force = True)
+async def handle_follow(app: Application, data: InboxData, conn: Connection) -> None:
+	nodeinfo = await app.client.fetch_nodeinfo(data.actor.domain, force = True)
 	software = nodeinfo.sw_name if nodeinfo else None
 	config = conn.get_config_all()
 
 	# reject if software used by actor is banned
 	if software and conn.get_software_ban(software):
-		logging.verbose('Rejected banned actor: %s', view.actor.id)
+		logging.verbose('Rejected banned actor: %s', data.actor.id)
 
-		view.app.push_message(
-			view.actor.shared_inbox,
+		app.push_message(
+			data.actor.shared_inbox,
 			Message.new_response(
-				host = view.config.domain,
-				actor = view.actor.id,
-				followid = view.message.id,
+				host = app.config.domain,
+				actor = data.actor.id,
+				followid = data.message.id,
 				accept = False
 			),
-			view.instance
+			data.instance
 		)
 
 		logging.verbose(
 			'Rejected follow from actor for using specific software: actor=%s, software=%s',
-			view.actor.id,
+			data.actor.id,
 			software
 		)
 
 		return
 
 	# reject if the actor is not an instance actor
-	if actor_type_check(view.actor, software):
-		logging.verbose('Non-application actor tried to follow: %s', view.actor.id)
+	if actor_type_check(data.actor, software):
+		logging.verbose('Non-application actor tried to follow: %s', data.actor.id)
 
-		view.app.push_message(
-			view.actor.shared_inbox,
+		app.push_message(
+			data.actor.shared_inbox,
 			Message.new_response(
-				host = view.config.domain,
-				actor = view.actor.id,
-				followid = view.message.id,
+				host = app.config.domain,
+				actor = data.actor.id,
+				followid = data.message.id,
 				accept = False
 			),
-			view.instance
+			data.instance
 		)
 
 		return
 
-	if not conn.get_domain_whitelist(view.actor.domain):
+	if not conn.get_domain_whitelist(data.actor.domain):
 		# add request if approval-required is enabled
 		if config.approval_required:
-			logging.verbose('New follow request fromm actor: %s', view.actor.id)
+			logging.verbose('New follow request fromm actor: %s', data.actor.id)
 
 			with conn.transaction():
-				view.instance = conn.put_inbox(
-					domain = view.actor.domain,
-					inbox = view.actor.shared_inbox,
-					actor = view.actor.id,
-					followid = view.message.id,
+				data.instance = conn.put_inbox(
+					domain = data.actor.domain,
+					inbox = data.actor.shared_inbox,
+					actor = data.actor.id,
+					followid = data.message.id,
 					software = software,
 					accepted = False
 				)
@@ -121,81 +122,84 @@ async def handle_follow(view: ActorView, conn: Connection) -> None:
 
 		# reject if the actor isn't whitelisted while the whiltelist is enabled
 		if config.whitelist_enabled:
-			logging.verbose('Rejected actor for not being in the whitelist: %s', view.actor.id)
+			logging.verbose('Rejected actor for not being in the whitelist: %s', data.actor.id)
 
-			view.app.push_message(
-				view.actor.shared_inbox,
+			app.push_message(
+				data.actor.shared_inbox,
 				Message.new_response(
-					host = view.config.domain,
-					actor = view.actor.id,
-					followid = view.message.id,
+					host = app.config.domain,
+					actor = data.actor.id,
+					followid = data.message.id,
 					accept = False
 				),
-				view.instance
+				data.instance
 			)
 
 			return
 
 	with conn.transaction():
-		view.instance = conn.put_inbox(
-				domain = view.actor.domain,
-				inbox = view.actor.shared_inbox,
-				actor = view.actor.id,
-				followid = view.message.id,
+		data.instance = conn.put_inbox(
+				domain = data.actor.domain,
+				inbox = data.actor.shared_inbox,
+				actor = data.actor.id,
+				followid = data.message.id,
 				software = software,
 				accepted = True
 			)
 
-	view.app.push_message(
-		view.actor.shared_inbox,
+	app.push_message(
+		data.actor.shared_inbox,
 		Message.new_response(
-			host = view.config.domain,
-			actor = view.actor.id,
-			followid = view.message.id,
+			host = app.config.domain,
+			actor = data.actor.id,
+			followid = data.message.id,
 			accept = True
 		),
-		view.instance
+		data.instance
 	)
 
 	# Are Akkoma and Pleroma the only two that expect a follow back?
 	# Ignoring only Mastodon for now
 	if software != 'mastodon':
-		view.app.push_message(
-			view.actor.shared_inbox,
+		app.push_message(
+			data.actor.shared_inbox,
 			Message.new_follow(
-				host = view.config.domain,
-				actor = view.actor.id
+				host = app.config.domain,
+				actor = data.actor.id
 			),
-			view.instance
+			data.instance
 		)
 
 
-async def handle_undo(view: ActorView, conn: Connection) -> None:
-	if view.message.object['type'] != 'Follow':
+async def handle_undo(app: Application, data: InboxData, conn: Connection) -> None:
+	if data.message.object['type'] != 'Follow':
 		# forwarding deletes does not work, so don't bother
-		# await handle_forward(view, conn)
+		# await handle_forward(app, data, conn)
 		return
 
+	if data.instance is None:
+		raise ValueError(f"Actor not in database: {data.actor.id}")
+
 	# prevent past unfollows from removing an instance
-	if view.instance.followid and view.instance.followid != view.message.object_id:
+	if data.instance.followid and data.instance.followid != data.message.object_id:
 		return
 
 	with conn.transaction():
-		if not conn.del_inbox(view.actor.id):
+		if not conn.del_inbox(data.actor.id):
 			logging.verbose(
 				'Failed to delete "%s" with follow ID "%s"',
-				view.actor.id,
-				view.message.object_id
+				data.actor.id,
+				data.message.object_id
 			)
 
-	view.app.push_message(
-		view.actor.shared_inbox,
+	app.push_message(
+		data.actor.shared_inbox,
 		Message.new_unfollow(
-			host = view.config.domain,
-			actor = view.actor.id,
-			follow = view.message
+			host = app.config.domain,
+			actor = data.actor.id,
+			follow = data.message
 		),
-		view.instance
+		data.instance
 	)
 
 
@@ -209,32 +213,34 @@ processors = {
 }
 
 
-async def run_processor(view: ActorView) -> None:
-	if view.message.type not in processors:
+async def run_processor(data: InboxData) -> None:
+	if data.message.type not in processors:
 		logging.verbose(
 			'Message type "%s" from actor cannot be handled: %s',
-			view.message.type,
-			view.actor.id
+			data.message.type,
+			data.actor.id
 		)
 
 		return
 
-	with view.database.session() as conn:
-		if view.instance:
-			if not view.instance.software:
-				if (nodeinfo := await view.client.fetch_nodeinfo(view.instance.domain)):
+	app = get_app()
+
+	with app.database.session() as conn:
+		if data.instance:
+			if not data.instance.software:
+				if (nodeinfo := await app.client.fetch_nodeinfo(data.instance.domain)):
 					with conn.transaction():
-						view.instance = conn.put_inbox(
-							domain = view.instance.domain,
+						data.instance = conn.put_inbox(
+							domain = data.instance.domain,
 							software = nodeinfo.sw_name
 						)
 
-			if not view.instance.actor:
+			if not data.instance.actor:
 				with conn.transaction():
-					view.instance = conn.put_inbox(
-						domain = view.instance.domain,
-						actor = view.actor.id
+					data.instance = conn.put_inbox(
+						domain = data.instance.domain,
+						actor = data.actor.id
 					)
 
-		logging.verbose('New "%s" from actor: %s', view.message.type, view.actor.id)
-		await processors[view.message.type](view, conn)
+		logging.verbose('New "%s" from actor: %s', data.message.type, data.actor.id)
+		await processors[data.message.type](app, data, conn)

relay/views/__init__.py

@@ -1,4 +1,4 @@
 from __future__ import annotations
 
 from . import activitypub, api, frontend, misc
-from .base import VIEWS, View
+from .base import ROUTES, VIEWS, View

relay/views/activitypub.py

@@ -1,112 +1,86 @@
+from __future__ import annotations
+
 import aputils
 import traceback
 
 from aiohttp import ClientConnectorError
 from aiohttp.web import Request
-from blib import HttpError
+from aputils import Signature, SignatureFailureError, Signer
+from blib import HttpError, HttpMethod
+from dataclasses import dataclass
+from typing import TYPE_CHECKING
 
-from .base import View, register_route
+from .base import register_route
 
 from .. import logger as logging
 from ..database import schema
 from ..misc import Message, Response
 from ..processors import run_processor
 
+if TYPE_CHECKING:
+	from ..application import Application
 
-@register_route('/actor', '/inbox')
-class ActorView(View):
-	signature: aputils.Signature
+	try:
+		from typing import Self
+
+	except ImportError:
+		from typing_extensions import Self
+
+
+@dataclass(slots = True)
+class InboxData:
+	signature: Signature
 	message: Message
 	actor: Message
-	instance: schema.Instance
-	signer: aputils.Signer
+	signer: Signer
+	instance: schema.Instance | None
 
 
-	def __init__(self, request: Request):
-		View.__init__(self, request)
+	@classmethod
+	async def parse(cls: type[Self], app: Application, request: Request) -> Self:
+		signature: Signature | None = None
+		message: Message | None = None
+		actor: Message | None = None
+		signer: Signer | None = None
 
-
-	async def get(self, request: Request) -> Response:
-		with self.database.session(False) as conn:
-			config = conn.get_config_all()
-
-		data = Message.new_actor(
-			host = self.config.domain,
-			pubkey = self.app.signer.pubkey,
-			description = self.app.template.render_markdown(config.note),
-			approves = config.approval_required
-		)
-
-		return Response.new(data, ctype='activity')
-
-
-	async def post(self, request: Request) -> Response:
-		await self.get_post_data()
-
-		with self.database.session() as conn:
-			self.instance = conn.get_inbox(self.actor.shared_inbox) # type: ignore[assignment]
-
-			# reject if actor is banned
-			if conn.get_domain_ban(self.actor.domain):
-				logging.verbose('Ignored request from banned actor: %s', self.actor.id)
-				raise HttpError(403, 'access denied')
-
-			# reject if activity type isn't 'Follow' and the actor isn't following
-			if self.message.type != 'Follow' and not self.instance:
-				logging.verbose(
-					'Rejected actor for trying to post while not following: %s',
-					self.actor.id
-				)
-
-				raise HttpError(401, 'access denied')
-
-		logging.debug('>> payload %s', self.message.to_json(4))
-
-		await run_processor(self)
-		return Response.new(status = 202)
-
-
-	async def get_post_data(self) -> None:
 		try:
-			self.signature = aputils.Signature.parse(self.request.headers['signature'])
+			signature = Signature.parse(request.headers['signature'])
 
 		except KeyError:
 			logging.verbose('Missing signature header')
 			raise HttpError(400, 'missing signature header')
 
 		try:
-			message: Message | None = await self.request.json(loads = Message.parse)
+			message = await request.json(loads = Message.parse)
 
 		except Exception:
 			traceback.print_exc()
-			logging.verbose('Failed to parse message from actor: %s', self.signature.keyid)
+			logging.verbose('Failed to parse message from actor: %s', signature.keyid)
 			raise HttpError(400, 'failed to parse message')
 
 		if message is None:
 			logging.verbose('empty message')
 			raise HttpError(400, 'missing message')
 
-		self.message = message
-
-		if 'actor' not in self.message:
+		if 'actor' not in message:
 			logging.verbose('actor not in message')
 			raise HttpError(400, 'no actor in message')
 
 		try:
-			self.actor = await self.client.get(self.signature.keyid, True, Message)
+			actor = await app.client.get(signature.keyid, True, Message)
 
 		except HttpError as e:
 			# ld signatures aren't handled atm, so just ignore it
-			if self.message.type == 'Delete':
+			if message.type == 'Delete':
 				logging.verbose('Instance sent a delete which cannot be handled')
 				raise HttpError(202, '')
 
-			logging.verbose('Failed to fetch actor: %s', self.signature.keyid)
+			logging.verbose('Failed to fetch actor: %s', signature.keyid)
 			logging.debug('HTTP Status %i: %s', e.status, e.message)
 			raise HttpError(400, 'failed to fetch actor')
 
 		except ClientConnectorError as e:
-			logging.warning('Error when trying to fetch actor: %s, %s', self.signature.keyid, str(e))
+			logging.warning('Error when trying to fetch actor: %s, %s', signature.keyid, str(e))
 			raise HttpError(400, 'failed to fetch actor')
 
 		except Exception:
@@ -114,69 +88,110 @@ class ActorView(View):
 			raise HttpError(500, 'unexpected error when fetching actor')
 
 		try:
-			self.signer = self.actor.signer
+			signer = actor.signer
 
 		except KeyError:
-			logging.verbose('Actor missing public key: %s', self.signature.keyid)
+			logging.verbose('Actor missing public key: %s', signature.keyid)
 			raise HttpError(400, 'actor missing public key')
 
 		try:
-			await self.signer.validate_request_async(self.request)
+			await signer.validate_request_async(request)
 
-		except aputils.SignatureFailureError as e:
-			logging.verbose('signature validation failed for "%s": %s', self.actor.id, e)
+		except SignatureFailureError as e:
+			logging.verbose('signature validation failed for "%s": %s', actor.id, e)
 			raise HttpError(401, str(e))
 
-
-@register_route('/outbox')
-class OutboxView(View):
-	async def get(self, request: Request) -> Response:
-		msg = aputils.Message.new(
-			aputils.ObjectType.ORDERED_COLLECTION,
-			{
-				"id": f'https://{self.config.domain}/outbox',
-				"totalItems": 0,
-				"orderedItems": []
-			}
-		)
-
-		return Response.new(msg, ctype = 'activity')
+		return cls(signature, message, actor, signer, None)
 
 
-@register_route('/following', '/followers')
-class RelationshipView(View):
-	async def get(self, request: Request) -> Response:
-		with self.database.session(False) as s:
-			inboxes = [row['actor'] for row in s.get_inboxes()]
+@register_route(HttpMethod.GET, "/actor", "/inbox")
+async def handle_actor(app: Application, request: Request) -> Response:
+	with app.database.session(False) as conn:
+		config = conn.get_config_all()
 
-		msg = aputils.Message.new(
-			aputils.ObjectType.COLLECTION,
-			{
-				"id": f'https://{self.config.domain}{request.path}',
-				"totalItems": len(inboxes),
-				"items": inboxes
-			}
-		)
+	data = Message.new_actor(
+		host = app.config.domain,
+		pubkey = app.signer.pubkey,
+		description = app.template.render_markdown(config.note),
+		approves = config.approval_required
+	)
 
-		return Response.new(msg, ctype = 'activity')
+	return Response.new(data, ctype = "activity")
 
 
-@register_route('/.well-known/webfinger')
-class WebfingerView(View):
-	async def get(self, request: Request) -> Response:
-		try:
-			subject = request.query['resource']
+@register_route(HttpMethod.POST, "/actor", "/inbox")
+async def handle_inbox(app: Application, request: Request) -> Response:
+	data = await InboxData.parse(app, request)
 
-		except KeyError:
-			raise HttpError(400, 'missing "resource" query key')
+	with app.database.session() as conn:
+		data.instance = conn.get_inbox(data.actor.shared_inbox)
 
-		if subject != f'acct:relay@{self.config.domain}':
-			raise HttpError(404, 'user not found')
+		# reject if actor is banned
+		if conn.get_domain_ban(data.actor.domain):
+			logging.verbose('Ignored request from banned actor: %s', data.actor.id)
+			raise HttpError(403, 'access denied')
 
-		data = aputils.Webfinger.new(
-			handle = 'relay',
-			domain = self.config.domain,
-			actor = self.config.actor
-		)
+		# reject if activity type isn't 'Follow' and the actor isn't following
+		if data.message.type != 'Follow' and not data.instance:
+			logging.verbose(
+				'Rejected actor for trying to post while not following: %s',
+				data.actor.id
+			)
 
-		return Response.new(data, ctype = 'json')
+			raise HttpError(401, 'access denied')
+
+	logging.debug('>> payload %s', data.message.to_json(4))
+
+	await run_processor(data)
+	return Response.new(status = 202)
+
+
+@register_route(HttpMethod.GET, '/outbox')
+async def handle_outbox(app: Application, request: Request) -> Response:
+	msg = aputils.Message.new(
+		aputils.ObjectType.ORDERED_COLLECTION,
+		{
+			"id": f'https://{app.config.domain}/outbox',
+			"totalItems": 0,
+			"orderedItems": []
+		}
+	)
+
+	return Response.new(msg, ctype = "activity")
+
+
+@register_route(HttpMethod.GET, '/following', '/followers')
+async def handle_follow(app: Application, request: Request) -> Response:
+	with app.database.session(False) as s:
+		inboxes = [row['actor'] for row in s.get_inboxes()]
+
+	msg = aputils.Message.new(
+		aputils.ObjectType.COLLECTION,
+		{
+			"id": f'https://{app.config.domain}{request.path}',
+			"totalItems": len(inboxes),
+			"items": inboxes
+		}
+	)
+
+	return Response.new(msg, ctype = "activity")
+
+
+@register_route(HttpMethod.GET, '/.well-known/webfinger')
+async def get(app: Application, request: Request) -> Response:
+	try:
+		subject = request.query['resource']
+
+	except KeyError:
+		raise HttpError(400, 'missing "resource" query key')
+
+	if subject != f'acct:relay@{app.config.domain}':
+		raise HttpError(404, 'user not found')
+
+	data = aputils.Webfinger.new(
+		handle = 'relay',
+		domain = app.config.domain,
+		actor = app.config.actor
+	)
+
+	return Response.new(data, ctype = 'json')

relay/views/api.py

@@ -6,7 +6,7 @@ from blib import HttpError, convert_to_boolean
 from collections.abc import Awaitable, Callable, Sequence
 from urllib.parse import urlparse
 
-from .base import View, register_route
+from .base import View, register_view
 
 from .. import __version__
 from ..database import ConfigData, schema
@@ -57,8 +57,8 @@ async def handle_api_path(
 	return response
 
 
-@register_route('/oauth/authorize')
-@register_route('/api/oauth/authorize')
+@register_view('/oauth/authorize')
+@register_view('/api/oauth/authorize')
 class OauthAuthorize(View):
 	async def get(self, request: Request) -> Response:
 		data = await self.get_api_data(['response_type', 'client_id', 'redirect_uri'], [])
@@ -75,19 +75,16 @@ class OauthAuthorize(View):
 			raise HttpError(400, 'Application has already been authorized')
 
 		if app.auth_code is not None:
-			context = {'application': app}
-			html = self.template.render(
-				'page/authorize_show.haml', self.request, **context
-			)
+			page = "page/authorization_show.haml"
 
-			return Response.new(html, ctype = 'html')
+		else:
+			page = "page/authorize_new.haml"
 
-		if data['redirect_uri'] != app.redirect_uri:
-			raise HttpError(400, 'redirect_uri does not match application')
+			if data['redirect_uri'] != app.redirect_uri:
+				raise HttpError(400, 'redirect_uri does not match application')
 
 		context = {'application': app}
-		html = self.template.render('page/authorize_new.haml', self.request, **context)
-		return Response.new(html, ctype = 'html')
+		return Response.new_template(200, page, request, context)
 
 
 	async def post(self, request: Request) -> Response:
@@ -108,11 +105,7 @@ class OauthAuthorize(View):
 
 				if app.redirect_uri == DEFAULT_REDIRECT:
 					context = {'application': app}
-					html = self.template.render(
-						'page/authorize_show.haml', self.request, **context
-					)
-
-					return Response.new(html, ctype = 'html')
+					return Response.new_template(200, "page/authorize_show.haml", request, context)
 
 				return Response.new_redir(f'{app.redirect_uri}?code={app.auth_code}')
 
@@ -122,8 +115,8 @@ class OauthAuthorize(View):
 			return Response.new_redir('/')
 
 
-@register_route('/oauth/token')
-@register_route('/api/oauth/token')
+@register_view('/oauth/token')
+@register_view('/api/oauth/token')
 class OauthToken(View):
 	async def post(self, request: Request) -> Response:
 		data = await self.get_api_data(
@@ -148,8 +141,8 @@ class OauthToken(View):
 		return Response.new(app.get_api_data(True), ctype = 'json')
 
 
-@register_route('/oauth/revoke')
-@register_route('/api/oauth/revoke')
+@register_view('/oauth/revoke')
+@register_view('/api/oauth/revoke')
 class OauthRevoke(View):
 	async def post(self, request: Request) -> Response:
 		data = await self.get_api_data(['client_id', 'client_secret', 'token'], [])
@@ -167,7 +160,7 @@ class OauthRevoke(View):
 			return Response.new({'msg': 'Token deleted'}, ctype = 'json')
 
 
-@register_route('/api/v1/app')
+@register_view('/api/v1/app')
 class App(View):
 	async def get(self, request: Request) -> Response:
 		return Response.new(request['token'].get_api_data(), ctype = 'json')
@@ -196,7 +189,7 @@ class App(View):
 			return Response.new({'msg': 'Token deleted'}, ctype = 'json')
 
 
-@register_route('/api/v1/login')
+@register_view('/api/v1/login')
 class Login(View):
 	async def post(self, request: Request) -> Response:
 		data = await self.get_api_data(['username', 'password'], [])
@@ -228,7 +221,7 @@ class Login(View):
 		return resp
 
 
-@register_route('/api/v1/relay')
+@register_view('/api/v1/relay')
 class RelayInfo(View):
 	async def get(self, request: Request) -> Response:
 		with self.database.session() as conn:
@@ -250,7 +243,7 @@ class RelayInfo(View):
 		return Response.new(data, ctype = 'json')
 
 
-@register_route('/api/v1/config')
+@register_view('/api/v1/config')
 class Config(View):
 	async def get(self, request: Request) -> Response:
 		data = {}
@@ -299,7 +292,7 @@ class Config(View):
 		return Response.new({'message': 'Updated config'}, ctype = 'json')
 
 
-@register_route('/api/v1/instance')
+@register_view('/api/v1/instance')
 class Inbox(View):
 	async def get(self, request: Request) -> Response:
 		with self.database.session() as conn:
@@ -378,7 +371,7 @@ class Inbox(View):
 		return Response.new({'message': 'Deleted instance'}, ctype = 'json')
 
 
-@register_route('/api/v1/request')
+@register_view('/api/v1/request')
 class RequestView(View):
 	async def get(self, request: Request) -> Response:
 		with self.database.session() as conn:
@@ -422,7 +415,7 @@ class RequestView(View):
 		return Response.new(resp_message, ctype = 'json')
 
 
-@register_route('/api/v1/domain_ban')
+@register_view('/api/v1/domain_ban')
 class DomainBan(View):
 	async def get(self, request: Request) -> Response:
 		with self.database.session() as conn:
@@ -482,7 +475,7 @@ class DomainBan(View):
 		return Response.new({'message': 'Unbanned domain'}, ctype = 'json')
 
 
-@register_route('/api/v1/software_ban')
+@register_view('/api/v1/software_ban')
 class SoftwareBan(View):
 	async def get(self, request: Request) -> Response:
 		with self.database.session() as conn:
@@ -538,7 +531,7 @@ class SoftwareBan(View):
 		return Response.new({'message': 'Unbanned software'}, ctype = 'json')
 
 
-@register_route('/api/v1/user')
+@register_view('/api/v1/user')
 class User(View):
 	async def get(self, request: Request) -> Response:
 		with self.database.session() as conn:
@@ -594,7 +587,7 @@ class User(View):
 		return Response.new({'message': 'Deleted user'}, ctype = 'json')
 
 
-@register_route('/api/v1/whitelist')
+@register_view('/api/v1/whitelist')
 class Whitelist(View):
 	async def get(self, request: Request) -> Response:
 		with self.database.session() as conn:

relay/views/base.py

@@ -3,7 +3,7 @@ from __future__ import annotations
 from aiohttp.abc import AbstractView
 from aiohttp.hdrs import METH_ALL as METHODS
 from aiohttp.web import Request
-from blib import HttpError
+from blib import HttpError, HttpMethod
 from bsql import Database
 from collections.abc import Awaitable, Callable, Generator, Sequence, Mapping
 from functools import cached_property
@@ -21,16 +21,19 @@ if TYPE_CHECKING:
 	from ..application import Application
 	from ..template import Template
 
+	RouteHandler = Callable[[Application, Request], Awaitable[Response]]
+	HandlerCallback = Callable[[Request], Awaitable[Response]]
+
 
-HandlerCallback = Callable[[Request], Awaitable[Response]]
 VIEWS: list[tuple[str, type[View]]] = []
+ROUTES: list[tuple[str, str, HandlerCallback]] = []
 
 
 def convert_data(data: Mapping[str, Any]) -> dict[str, str]:
 	return {key: str(value) for key, value in data.items()}
 
 
-def register_route(*paths: str) -> Callable[[type[View]], type[View]]:
+def register_view(*paths: str) -> Callable[[type[View]], type[View]]:
 	def wrapper(view: type[View]) -> type[View]:
 		for path in paths:
 			VIEWS.append((path, view))
@@ -39,6 +42,20 @@ def register_route(*paths: str) -> Callable[[type[View]], type[View]]:
 	return wrapper
 
 
+def register_route(
+				method: HttpMethod | str, *paths: str) -> Callable[[RouteHandler], HandlerCallback]:
+
+	def wrapper(handler: RouteHandler) -> HandlerCallback:
+		async def inner(request: Request) -> Response:
+			return await handler(get_app(), request, **request.match_info)
+
+		for path in paths:
+			ROUTES.append((HttpMethod.parse(method), path, inner))
+
+		return inner
+	return wrapper
+
+
 class View(AbstractView):
 	def __await__(self) -> Generator[Any, None, Response]:
 		if self.request.method not in METHODS:

relay/views/frontend.py

@@ -1,19 +1,25 @@
-from aiohttp import web
+from __future__ import annotations
+
+from aiohttp.web import Request, middleware
+from blib import HttpMethod
 from collections.abc import Awaitable, Callable
-from typing import Any
+from typing import TYPE_CHECKING, Any
 from urllib.parse import unquote
 
-from .base import View, register_route
+from .base import register_route
 
 from ..database import THEMES
 from ..logger import LogLevel
 from ..misc import TOKEN_PATHS, Response
 
+if TYPE_CHECKING:
+	from ..application import Application
 
-@web.middleware
+
+@middleware
 async def handle_frontend_path(
-							request: web.Request,
-							handler: Callable[[web.Request], Awaitable[Response]]) -> Response:
+							request: Request,
+							handler: Callable[[Request], Awaitable[Response]]) -> Response:
 
 	if request['user'] is not None and request.path == '/login':
 		return Response.new_redir('/')
@@ -38,211 +44,199 @@ async def handle_frontend_path(
 	return response
 
 
-@register_route('/')
-class HomeView(View):
-	async def get(self, request: web.Request) -> Response:
-		with self.database.session() as conn:
-			context: dict[str, Any] = {
-				'instances': tuple(conn.get_inboxes())
-			}
-
-		data = self.template.render('page/home.haml', self.request, **context)
-		return Response.new(data, ctype='html')
-
-
-@register_route('/login')
-class Login(View):
-	async def get(self, request: web.Request) -> Response:
-		redir = unquote(request.query.get('redir', '/'))
-		data = self.template.render('page/login.haml', self.request, redir = redir)
-		return Response.new(data, ctype = 'html')
-
-
-@register_route('/logout')
-class Logout(View):
-	async def get(self, request: web.Request) -> Response:
-		with self.database.session(True) as conn:
-			conn.del_app(request['token'].client_id, request['token'].client_secret)
-
-		resp = Response.new_redir('/')
-		resp.del_cookie('user-token', domain = self.config.domain, path = '/')
-		return resp
-
-
-@register_route('/admin')
-class Admin(View):
-	async def get(self, request: web.Request) -> Response:
-		return Response.new_redir(f'/login?redir={request.path}', 301)
-
-
-@register_route('/admin/instances')
-class AdminInstances(View):
-	async def get(self,
-				request: web.Request,
-				error: str | None = None,
-				message: str | None = None) -> Response:
-
-		with self.database.session() as conn:
-			context: dict[str, Any] = {
-				'instances': tuple(conn.get_inboxes()),
-				'requests': tuple(conn.get_requests())
-			}
-
-			if error:
-				context['error'] = error
-
-			if message:
-				context['message'] = message
-
-		data = self.template.render('page/admin-instances.haml', self.request, **context)
-		return Response.new(data, ctype = 'html')
-
-
-@register_route('/admin/whitelist')
-class AdminWhitelist(View):
-	async def get(self,
-				request: web.Request,
-				error: str | None = None,
-				message: str | None = None) -> Response:
-
-		with self.database.session() as conn:
-			context: dict[str, Any] = {
-				'whitelist': tuple(conn.execute('SELECT * FROM whitelist ORDER BY domain ASC'))
-			}
-
-			if error:
-				context['error'] = error
-
-			if message:
-				context['message'] = message
-
-		data = self.template.render('page/admin-whitelist.haml', self.request, **context)
-		return Response.new(data, ctype = 'html')
-
-
-@register_route('/admin/domain_bans')
-class AdminDomainBans(View):
-	async def get(self,
-				request: web.Request,
-				error: str | None = None,
-				message: str | None = None) -> Response:
-
-		with self.database.session() as conn:
-			context: dict[str, Any] = {
-				'bans': tuple(conn.execute('SELECT * FROM domain_bans ORDER BY domain ASC'))
-			}
-
-			if error:
-				context['error'] = error
-
-			if message:
-				context['message'] = message
-
-		data = self.template.render('page/admin-domain_bans.haml', self.request, **context)
-		return Response.new(data, ctype = 'html')
-
-
-@register_route('/admin/software_bans')
-class AdminSoftwareBans(View):
-	async def get(self,
-				request: web.Request,
-				error: str | None = None,
-				message: str | None = None) -> Response:
-
-		with self.database.session() as conn:
-			context: dict[str, Any] = {
-				'bans': tuple(conn.execute('SELECT * FROM software_bans ORDER BY name ASC'))
-			}
-
-			if error:
-				context['error'] = error
-
-			if message:
-				context['message'] = message
-
-		data = self.template.render('page/admin-software_bans.haml', self.request, **context)
-		return Response.new(data, ctype = 'html')
-
-
-@register_route('/admin/users')
-class AdminUsers(View):
-	async def get(self,
-				request: web.Request,
-				error: str | None = None,
-				message: str | None = None) -> Response:
-
-		with self.database.session() as conn:
-			context: dict[str, Any] = {
-				'users': tuple(conn.execute('SELECT * FROM users ORDER BY username ASC'))
-			}
-
-			if error:
-				context['error'] = error
-
-			if message:
-				context['message'] = message
-
-		data = self.template.render('page/admin-users.haml', self.request, **context)
-		return Response.new(data, ctype = 'html')
-
-
-@register_route('/admin/config')
-class AdminConfig(View):
-	async def get(self, request: web.Request, message: str | None = None) -> Response:
+@register_route(HttpMethod.GET, "/")
+async def handle_home(app: Application, request: Request) -> Response:
+	with app.database.session() as conn:
 		context: dict[str, Any] = {
-			'themes': tuple(THEMES.keys()),
-			'levels': tuple(level.name for level in LogLevel),
-			'message': message,
-			'desc': {
-				"name": "Name of the relay to be displayed in the header of the pages and in " +
-					"the actor endpoint.", # noqa: E131
-				"note": "Description of the relay to be displayed on the front page and as the " +
-					"bio in the actor endpoint.",
-				"theme": "Color theme to use on the web pages.",
-				"log_level": "Minimum level of logging messages to print to the console.",
-				"whitelist_enabled": "Only allow instances in the whitelist to be able to follow.",
-				"approval_required": "Require instances not on the whitelist to be approved by " +
-					"and admin. The `whitelist-enabled` setting is ignored when this is enabled."
-			}
+			'instances': tuple(conn.get_inboxes())
 		}
 
-		data = self.template.render('page/admin-config.haml', self.request, **context)
-		return Response.new(data, ctype = 'html')
+	return Response.new_template(200, "page/home.haml", request, context)
 
 
-@register_route('/manifest.json')
-class ManifestJson(View):
-	async def get(self, request: web.Request) -> Response:
-		with self.database.session(False) as conn:
-			config = conn.get_config_all()
-			theme = THEMES[config.theme]
+@register_route(HttpMethod.GET, '/login')
+async def handle_login(app: Application, request: Request) -> Response:
+	context = {"redir": unquote(request.query.get("redir", "/"))}
+	return Response.new_template(200, "page/login.haml", request, context)
 
-		data = {
-			'background_color': theme['background'],
-			'categories': ['activitypub'],
-			'description': 'Message relay for the ActivityPub network',
-			'display': 'standalone',
-			'name': config['name'],
-			'orientation': 'portrait',
-			'scope': f"https://{self.config.domain}/",
-			'short_name': 'ActivityRelay',
-			'start_url': f"https://{self.config.domain}/",
-			'theme_color': theme['primary']
+
+@register_route(HttpMethod.GET, '/logout')
+async def handle_logout(app: Application, request: Request) -> Response:
+	with app.database.session(True) as conn:
+		conn.del_app(request['token'].client_id, request['token'].client_secret)
+
+	resp = Response.new_redir('/')
+	resp.del_cookie('user-token', domain = app.config.domain, path = '/')
+	return resp
+
+
+@register_route(HttpMethod.GET, '/admin')
+async def handle_admin(app: Application, request: Request) -> Response:
+	return Response.new_redir(f'/login?redir={request.path}', 301)
+
+
+@register_route(HttpMethod.GET, '/admin/instances')
+async def handle_admin_instances(
+								app: Application,
+								request: Request,
+								error: str | None = None,
+								message: str | None = None) -> Response:
+
+	with app.database.session() as conn:
+		context: dict[str, Any] = {
+			'instances': tuple(conn.get_inboxes()),
+			'requests': tuple(conn.get_requests())
 		}
 
-		return Response.new(data, ctype = 'webmanifest')
+		if error:
+			context['error'] = error
+
+		if message:
+			context['message'] = message
+
+	return Response.new_template(200, "page/admin-instances.haml", request, context)
 
 
-@register_route('/theme/{theme}.css')
-class ThemeCss(View):
-	async def get(self, request: web.Request, theme: str) -> Response:
-		try:
-			context: dict[str, Any] = {
-				'theme': THEMES[theme]
-			}
+@register_route(HttpMethod.GET, '/admin/whitelist')
+async def handle_admin_whitelist(
+								app: Application,
+								request: Request,
+								error: str | None = None,
+								message: str | None = None) -> Response:
 
-		except KeyError:
-			return Response.new('Invalid theme', 404)
+	with app.database.session() as conn:
+		context: dict[str, Any] = {
+			'whitelist': tuple(conn.execute('SELECT * FROM whitelist ORDER BY domain ASC'))
+		}
 
-		data = self.template.render('variables.css', self.request, **context)
-		return Response.new(data, ctype = 'css')
+		if error:
+			context['error'] = error
+
+		if message:
+			context['message'] = message
+
+	return Response.new_template(200, "page/admin-whitelist.haml", request, context)
+
+
+@register_route(HttpMethod.GET, '/admin/domain_bans')
+async def handle_admin_instance_bans(
+							app: Application,
+							request: Request,
+							error: str | None = None,
+							message: str | None = None) -> Response:
+
+	with app.database.session() as conn:
+		context: dict[str, Any] = {
+			'bans': tuple(conn.execute('SELECT * FROM domain_bans ORDER BY domain ASC'))
+		}
+
+		if error:
+			context['error'] = error
+
+		if message:
+			context['message'] = message
+
+	return Response.new_template(200, "page/admin-domain_bans.haml", request, context)
+
+
+@register_route(HttpMethod.GET, '/admin/software_bans')
+async def handle_admin_software_bans(
+									app: Application,
+									request: Request,
+									error: str | None = None,
+									message: str | None = None) -> Response:
+
+	with app.database.session() as conn:
+		context: dict[str, Any] = {
+			'bans': tuple(conn.execute('SELECT * FROM software_bans ORDER BY name ASC'))
+		}
+
+		if error:
+			context['error'] = error
+
+		if message:
+			context['message'] = message
+
+	return Response.new_template(200, "page/admin-software_bans.haml", request, context)
+
+
+@register_route(HttpMethod.GET, '/admin/users')
+async def handle_admin_users(
+							app: Application,
+							request: Request,
+							error: str | None = None,
+							message: str | None = None) -> Response:
+
+	with app.database.session() as conn:
+		context: dict[str, Any] = {
+			'users': tuple(conn.execute('SELECT * FROM users ORDER BY username ASC'))
+		}
+
+		if error:
+			context['error'] = error
+
+		if message:
+			context['message'] = message
+
+	return Response.new_template(200, "page/admin-users.haml", request, context)
+
+
+@register_route(HttpMethod.GET, '/admin/config')
+async def handle_admin_config(
+							app: Application,
+							request: Request,
+							message: str | None = None) -> Response:
+
+	context: dict[str, Any] = {
+		'themes': tuple(THEMES.keys()),
+		'levels': tuple(level.name for level in LogLevel),
+		'message': message,
+		'desc': {
+			"name": "Name of the relay to be displayed in the header of the pages and in " +
+				"the actor endpoint.", # noqa: E131
+			"note": "Description of the relay to be displayed on the front page and as the " +
+				"bio in the actor endpoint.",
+			"theme": "Color theme to use on the web pages.",
+			"log_level": "Minimum level of logging messages to print to the console.",
+			"whitelist_enabled": "Only allow instances in the whitelist to be able to follow.",
+			"approval_required": "Require instances not on the whitelist to be approved by " +
+				"and admin. The `whitelist-enabled` setting is ignored when this is enabled."
+		}
+	}
+
+	return Response.new_template(200, "page/admin-config.haml", request, context)
+
+
+@register_route(HttpMethod.GET, '/manifest.json')
+async def handle_manifest(app: Application, request: Request) -> Response:
+	with app.database.session(False) as conn:
+		config = conn.get_config_all()
+		theme = THEMES[config.theme]
+
+	data = {
+		'background_color': theme['background'],
+		'categories': ['activitypub'],
+		'description': 'Message relay for the ActivityPub network',
+		'display': 'standalone',
+		'name': config['name'],
+		'orientation': 'portrait',
+		'scope': f"https://{app.config.domain}/",
+		'short_name': 'ActivityRelay',
+		'start_url': f"https://{app.config.domain}/",
+		'theme_color': theme['primary']
+	}
+
+	return Response.new(data, ctype = 'webmanifest')
+
+
+@register_route(HttpMethod.GET, '/theme/{theme}.css') # type: ignore[arg-type]
+async def handle_theme(app: Application, request: Request, theme: str) -> Response:
+	try:
+		context: dict[str, Any] = {
+			'theme': THEMES[theme]
+		}
+
+	except KeyError:
+		return Response.new('Invalid theme', 404)
+
+	return Response.new_template(200, "variables.css", request, context, ctype = "css")

relay/views/misc.py

@@ -1,19 +1,25 @@
+from __future__ import annotations
+
 import aputils
 import subprocess
 
 from aiohttp.web import Request
-from pathlib import Path
+from blib import File, HttpMethod
+from typing import TYPE_CHECKING
 
-from .base import View, register_route
+from .base import register_route
 
 from .. import __version__
 from ..misc import Response
 
+if TYPE_CHECKING:
+	from ..application import Application
+
 
 VERSION = __version__
 
 
-if Path(__file__).parent.parent.joinpath('.git').exists():
+if File(__file__).join("../../../.git").resolve().exists:
 	try:
 		commit_label = subprocess.check_output(["git", "rev-parse", "HEAD"]).strip().decode('ascii')
 		VERSION = f'{__version__} {commit_label}'
@@ -22,31 +28,35 @@ if Path(__file__).parent.parent.joinpath('.git').exists():
 		pass
 
 
-@register_route('/nodeinfo/{niversion:\\d.\\d}.json', '/nodeinfo/{niversion:\\d.\\d}')
-class NodeinfoView(View):
-	async def get(self, request: Request, niversion: str) -> Response:
-		with self.database.session() as conn:
-			inboxes = conn.get_inboxes()
-
-			nodeinfo = aputils.Nodeinfo.new(
-				name = 'activityrelay',
-				version = VERSION,
-				protocols = ['activitypub'],
-				open_regs = not conn.get_config('whitelist-enabled'),
-				users = 1,
-				repo = 'https://git.pleroma.social/pleroma/relay' if niversion == '2.1' else None,
-				metadata = {
-					'approval_required': conn.get_config('approval-required'),
-					'peers': [inbox['domain'] for inbox in inboxes]
-				}
-			)
-
-		return Response.new(nodeinfo, ctype = 'json')
+NODEINFO_PATHS = [
+	'/nodeinfo/{niversion:\\d.\\d}.json',
+	'/nodeinfo/{niversion:\\d.\\d}'
+]
 
 
-@register_route('/.well-known/nodeinfo')
-class WellknownNodeinfoView(View):
-	async def get(self, request: Request) -> Response:
-		data = aputils.WellKnownNodeinfo.new_template(self.config.domain)
+@register_route(HttpMethod.GET, *NODEINFO_PATHS) # type: ignore[arg-type]
+async def handle_nodeinfo(app: Application, request: Request, niversion: str) -> Response:
+	with app.database.session() as conn:
+		inboxes = conn.get_inboxes()
 
-		return Response.new(data, ctype = 'json')
+		nodeinfo = aputils.Nodeinfo.new(
+			name = 'activityrelay',
+			version = VERSION,
+			protocols = ['activitypub'],
+			open_regs = not conn.get_config('whitelist-enabled'),
+			users = 1,
+			repo = 'https://git.pleroma.social/pleroma/relay' if niversion == '2.1' else None,
+			metadata = {
+				'approval_required': conn.get_config('approval-required'),
+				'peers': [inbox['domain'] for inbox in inboxes]
+			}
+		)
+
+	return Response.new(nodeinfo, ctype = 'json')
+
+
+@register_route(HttpMethod.GET, '/.well-known/nodeinfo')
+async def handle_wk_nodeinfo(app: Application, request: Request) -> Response:
+	data = aputils.WellKnownNodeinfo.new_template(app.config.domain)
+
+	return Response.new(data, ctype = 'json')