From 941893a774c83802afdc4cc76e1d30c59b6c5585 Mon Sep 17 00:00:00 2001
From: tobi <31960611+tsmethurst@users.noreply.github.com>
Date: Mon, 2 Jan 2023 13:10:50 +0100
Subject: [chore] The Big Middleware and API Refactor (tm) (#1250)

* interim commit: start refactoring middlewares into package under router

* another interim commit, this is becoming a big job

* another fucking massive interim commit

* refactor bookmarks to new style

* ambassador, wiz zeze commits you are spoiling uz

* she compiles, we're getting there

* we're just normal men; we're just innocent men

* apiutil

* whoopsie

* i'm glad noone reads commit msgs haha :blob_sweat:

* use that weirdo go-bytesize library for maxMultipartMemory

* fix media module paths
---
 internal/api/activitypub.go | 66 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 internal/api/activitypub.go

(limited to 'internal/api/activitypub.go')

diff --git a/internal/api/activitypub.go b/internal/api/activitypub.go
new file mode 100644
index 000000000..68c3b81e0
--- /dev/null
+++ b/internal/api/activitypub.go
@@ -0,0 +1,66 @@
+/*
+   GoToSocial
+   Copyright (C) 2021-2022 GoToSocial Authors admin@gotosocial.org
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Affero General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Affero General Public License for more details.
+
+   You should have received a copy of the GNU Affero General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package api
+
+import (
+	"context"
+	"net/url"
+
+	"github.com/superseriousbusiness/gotosocial/internal/api/activitypub/emoji"
+	"github.com/superseriousbusiness/gotosocial/internal/api/activitypub/users"
+	"github.com/superseriousbusiness/gotosocial/internal/db"
+	"github.com/superseriousbusiness/gotosocial/internal/middleware"
+	"github.com/superseriousbusiness/gotosocial/internal/processing"
+	"github.com/superseriousbusiness/gotosocial/internal/router"
+)
+
+type ActivityPub struct {
+	emoji *emoji.Module
+	users *users.Module
+
+	isURIBlocked func(context.Context, *url.URL) (bool, db.Error)
+}
+
+func (a *ActivityPub) Route(r router.Router) {
+	// create groupings for the 'emoji' and 'users' prefixes
+	emojiGroup := r.AttachGroup("emoji")
+	usersGroup := r.AttachGroup("users")
+
+	// instantiate + attach shared, non-global middlewares to both of these groups
+	var (
+		rateLimitMiddleware      = middleware.RateLimit() // nolint:contextcheck
+		signatureCheckMiddleware = middleware.SignatureCheck(a.isURIBlocked)
+		gzipMiddleware           = middleware.Gzip()
+		cacheControlMiddleware   = middleware.CacheControl("no-store")
+	)
+	emojiGroup.Use(rateLimitMiddleware, signatureCheckMiddleware, gzipMiddleware, cacheControlMiddleware)
+	usersGroup.Use(rateLimitMiddleware, signatureCheckMiddleware, gzipMiddleware, cacheControlMiddleware)
+
+	a.emoji.Route(emojiGroup.Handle)
+	a.users.Route(usersGroup.Handle)
+}
+
+func NewActivityPub(db db.DB, p processing.Processor) *ActivityPub {
+	return &ActivityPub{
+		emoji: emoji.New(p),
+		users: users.New(p),
+
+		isURIBlocked: db.IsURIBlocked,
+	}
+}
-- 
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