Add: フレンドサーバー (#61)

* Fix mastodon version

* テーブル作成

* Wip: フレンドサーバーフォローの承認を受信

* Wip: フレンド申請拒否を受信

* Wip: フォローリクエストを受理

* Wip: 相手からのフォロー・アンフォローを受理

* 普通のフォローとフレンドサーバーのフォローを区別するテストを追加

* ドメインブロックによるフォロー拒否

* ドメインブロックしたあと、申請中のフォロリクを取り下げる処理

* スタブに条件を追加

* Wip: 相手からのDelete信号に対応

* DB定義が消えていたので修正

* Wip: ローカル公開投稿をフレンドに送信する処理など

* Wip: 未収載＋誰でもの投稿をフレンドに送る設定

* Wip: ローカル公開をそのまま送信する設定を考慮

* Fix test

* Wip: 他サーバーからのローカル公開投稿の受け入れ

* Wip: Web画面作成

* Fix test

* Wip: ローカル公開を連合TLに流す

* Wip: フレンドサーバーの削除ボタン

* Wip: メール通知や設定のテストなど

* Wip: 翻訳を作成

* Fix: 却下されたあとフォローボタンが表示されない問題

* Wip: 編集できない問題

* 有効にしていないフレンドサーバーをリストで無効表示

app/controllers/admin/domain_blocks_controller.rb

@@ -89,17 +89,17 @@ module Admin
 
     def update_params
       params.require(:domain_block).permit(:severity, :reject_media, :reject_favourite, :reject_reply, :reject_reply_exclude_followers, :reject_send_not_public_searchability, :reject_send_public_unlisted, :reject_send_dissubscribable, :reject_send_media, :reject_send_sensitive, :reject_hashtag,
-                                           :reject_straight_follow, :reject_new_follow, :detect_invalid_subscription, :reject_reports, :private_comment, :public_comment, :obfuscate, :hidden, :hidden_anonymous)
+                                           :reject_straight_follow, :reject_new_follow, :reject_friend, :detect_invalid_subscription, :reject_reports, :private_comment, :public_comment, :obfuscate, :hidden, :hidden_anonymous)
     end
 
     def resource_params
       params.require(:domain_block).permit(:domain, :severity, :reject_media, :reject_favourite, :reject_reply, :reject_reply_exclude_followers, :reject_send_not_public_searchability, :reject_send_public_unlisted, :reject_send_dissubscribable, :reject_send_media, :reject_send_sensitive, :reject_hashtag,
-                                           :reject_straight_follow, :reject_new_follow, :detect_invalid_subscription, :reject_reports, :private_comment, :public_comment, :obfuscate, :hidden, :hidden_anonymous)
+                                           :reject_straight_follow, :reject_new_follow, :reject_friend, :detect_invalid_subscription, :reject_reports, :private_comment, :public_comment, :obfuscate, :hidden, :hidden_anonymous)
     end
 
     def form_domain_block_batch_params
       params.require(:form_domain_block_batch).permit(domain_blocks_attributes: [:enabled, :domain, :severity, :reject_media, :reject_favourite, :reject_reply, :reject_reply_exclude_followers, :reject_send_not_public_searchability, :reject_send_public_unlisted, :reject_send_dissubscribable, :reject_send_media,
-                                                                                 :reject_send_sensitive, :reject_hashtag, :reject_straight_follow, :reject_new_follow, :detect_invalid_subscription, :reject_reports, :private_comment, :public_comment, :obfuscate, :hidden, :hidden_anonymous])
+                                                                                 :reject_send_sensitive, :reject_hashtag, :reject_straight_follow, :reject_new_follow, :reject_friend, :detect_invalid_subscription, :reject_reports, :private_comment, :public_comment, :obfuscate, :hidden, :hidden_anonymous])
     end
 
     def action_from_button

app/controllers/admin/friend_servers_controller.rb

@@ -0,0 +1,89 @@
+# frozen_string_literal: true
+
+module Admin
+  class FriendServersController < BaseController
+    before_action :set_friend, except: [:index, :new, :create]
+    before_action :warn_signatures_not_enabled!, only: [:new, :edit, :create, :follow, :unfollow, :accept, :reject]
+
+    def index
+      authorize :friend_server, :update?
+      @friends = FriendDomain.all
+    end
+
+    def new
+      authorize :friend_server, :update?
+      @friend = FriendDomain.new
+    end
+
+    def edit
+      authorize :friend_server, :update?
+    end
+
+    def create
+      authorize :friend_server, :update?
+
+      @friend = FriendDomain.new(resource_params)
+
+      if @friend.save
+        @friend.follow!
+        redirect_to admin_friend_servers_path
+      else
+        render action: :new
+      end
+    end
+
+    def update
+      authorize :friend_server, :update?
+
+      if @friend.update(resource_params)
+        redirect_to admin_friend_servers_path
+      else
+        render action: :edit
+      end
+    end
+
+    def destroy
+      authorize :friend_server, :update?
+      @friend.destroy
+      redirect_to admin_friend_servers_path
+    end
+
+    def follow
+      authorize :friend_server, :update?
+      @friend.follow!
+      render action: :edit
+    end
+
+    def unfollow
+      authorize :friend_server, :update?
+      @friend.unfollow!
+      render action: :edit
+    end
+
+    def accept
+      authorize :friend_server, :update?
+      @friend.accept!
+      render action: :edit
+    end
+
+    def reject
+      authorize :friend_server, :update?
+      @friend.reject!
+      render action: :edit
+    end
+
+    private
+
+    def set_friend
+      @friend = FriendDomain.find(params[:id])
+    end
+
+    def resource_params
+      params.require(:friend_domain).permit(:domain, :inbox_url, :available, :pseudo_relay, :unlocked, :allow_all_posts)
+    end
+
+    def warn_signatures_not_enabled!
+      flash.now[:error] = I18n.t('admin.relays.signatures_not_enabled') if authorized_fetch_mode?
+    end
+  end
+end