[#1149] Merge remote-tracking branch 'remotes/upstream/develop' into 1149-oban-job-queue

# Conflicts:
#	test/web/twitter_api/twitter_api_controller_test.exs

13 files changed, 102 insertions, 1762 deletions

diff --git a/lib/pleroma/plugs/trailing_format_plug.ex b/lib/pleroma/plugs/trailing_format_plug.ex
new file mode 100644
index 000000000..ce366b218
--- /dev/null
+++ b/lib/pleroma/plugs/trailing_format_plug.ex
@@ -0,0 +1,41 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Plugs.TrailingFormatPlug do
+  @moduledoc "Calls TrailingFormatPlug for specific paths. Ideally we would just do this in the router, but TrailingFormatPlug needs to be called before Plug.Parsers."
+
+  @behaviour Plug
+  @paths [
+    "/api/statusnet",
+    "/api/statuses",
+    "/api/qvitter",
+    "/api/search",
+    "/api/account",
+    "/api/friends",
+    "/api/mutes",
+    "/api/media",
+    "/api/favorites",
+    "/api/blocks",
+    "/api/friendships",
+    "/api/users",
+    "/users",
+    "/nodeinfo",
+    "/api/help",
+    "/api/externalprofile",
+    "/notice",
+    "/api/pleroma/emoji"
+  ]
+
+  def init(opts) do
+    TrailingFormatPlug.init(opts)
+  end
+
+  for path <- @paths do
+    def call(%{request_path: unquote(path) <> _} = conn, opts) do
+      TrailingFormatPlug.call(conn, opts)
+    end
+  end
+
+  def call(conn, _opts), do: conn
+end
diff --git a/lib/pleroma/user.ex b/lib/pleroma/user.ex
index 2fe7e1748..0d0fbe3a8 100644
--- a/lib/pleroma/user.ex
+++ b/lib/pleroma/user.ex
@@ -570,8 +570,22 @@ defmodule Pleroma.User do
     end)
   end
 
-  def get_cached_by_nickname_or_id(nickname_or_id) do
-    get_cached_by_id(nickname_or_id) || get_cached_by_nickname(nickname_or_id)
+  def get_cached_by_nickname_or_id(nickname_or_id, opts \\ []) do
+    restrict_to_local = Pleroma.Config.get([:instance, :limit_to_local_content])
+
+    cond do
+      is_integer(nickname_or_id) or Pleroma.FlakeId.is_flake_id?(nickname_or_id) ->
+        get_cached_by_id(nickname_or_id) || get_cached_by_nickname(nickname_or_id)
+
+      restrict_to_local == false ->
+        get_cached_by_nickname(nickname_or_id)
+
+      restrict_to_local == :unauthenticated and match?(%User{}, opts[:for]) ->
+        get_cached_by_nickname(nickname_or_id)
+
+      true ->
+        nil
+    end
   end
 
   def get_by_nickname(nickname) do
diff --git a/lib/pleroma/web/endpoint.ex b/lib/pleroma/web/endpoint.ex
index c123530dc..eb805e853 100644
--- a/lib/pleroma/web/endpoint.ex
+++ b/lib/pleroma/web/endpoint.ex
@@ -57,7 +57,7 @@ defmodule Pleroma.Web.Endpoint do
     plug(Phoenix.CodeReloader)
   end
 
-  plug(TrailingFormatPlug)
+  plug(Pleroma.Plugs.TrailingFormatPlug)
   plug(Plug.RequestId)
   plug(Plug.Logger)
 
diff --git a/lib/pleroma/web/mastodon_api/controllers/mastodon_api_controller.ex b/lib/pleroma/web/mastodon_api/controllers/mastodon_api_controller.ex
index 83e877c0e..8dfad7a54 100644
--- a/lib/pleroma/web/mastodon_api/controllers/mastodon_api_controller.ex
+++ b/lib/pleroma/web/mastodon_api/controllers/mastodon_api_controller.ex
@@ -290,7 +290,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def user(%{assigns: %{user: for_user}} = conn, %{"id" => nickname_or_id}) do
-    with %User{} = user <- User.get_cached_by_nickname_or_id(nickname_or_id),
+    with %User{} = user <- User.get_cached_by_nickname_or_id(nickname_or_id, for: for_user),
          true <- User.auth_active?(user) || user.id == for_user.id || User.superuser?(for_user) do
       account = AccountView.render("account.json", %{user: user, for: for_user})
       json(conn, account)
@@ -390,7 +390,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def user_statuses(%{assigns: %{user: reading_user}} = conn, params) do
-    with %User{} = user <- User.get_cached_by_nickname_or_id(params["id"]) do
+    with %User{} = user <- User.get_cached_by_nickname_or_id(params["id"], for: reading_user) do
       params =
         params
         |> Map.put("tag", params["tagged"])
diff --git a/lib/pleroma/web/mastodon_api/views/status_view.ex b/lib/pleroma/web/mastodon_api/views/status_view.ex
index 4c3c8c564..e71083b91 100644
--- a/lib/pleroma/web/mastodon_api/views/status_view.ex
+++ b/lib/pleroma/web/mastodon_api/views/status_view.ex
@@ -385,16 +385,27 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
       end
 
     if options do
-      end_time =
-        (object.data["closed"] || object.data["endTime"])
-        |> NaiveDateTime.from_iso8601!()
-
-      expired =
-        end_time
-        |> NaiveDateTime.compare(NaiveDateTime.utc_now())
-        |> case do
-          :lt -> true
-          _ -> false
+      {end_time, expired} =
+        case object.data["closed"] || object.data["endTime"] do
+          end_time when is_binary(end_time) ->
+            end_time =
+              (object.data["closed"] || object.data["endTime"])
+              |> NaiveDateTime.from_iso8601!()
+
+            expired =
+              end_time
+              |> NaiveDateTime.compare(NaiveDateTime.utc_now())
+              |> case do
+                :lt -> true
+                _ -> false
+              end
+
+            end_time = Utils.to_masto_date(end_time)
+
+            {end_time, expired}
+
+          _ ->
+            {nil, false}
         end
 
       voted =
@@ -421,7 +432,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
         # Mastodon uses separate ids for polls, but an object can't have
         # more than one poll embedded so object id is fine
         id: to_string(object.id),
-        expires_at: Utils.to_masto_date(end_time),
+        expires_at: end_time,
         expired: expired,
         multiple: multiple,
         votes_count: votes_count,
diff --git a/lib/pleroma/web/router.ex b/lib/pleroma/web/router.ex
index 44a4279f7..cfb973f53 100644
--- a/lib/pleroma/web/router.ex
+++ b/lib/pleroma/web/router.ex
@@ -477,53 +477,12 @@ defmodule Pleroma.Web.Router do
   scope "/api", Pleroma.Web do
     pipe_through(:api)
 
-    post("/account/register", TwitterAPI.Controller, :register)
-    post("/account/password_reset", TwitterAPI.Controller, :password_reset)
-
-    post("/account/resend_confirmation_email", TwitterAPI.Controller, :resend_confirmation_email)
-
     get(
       "/account/confirm_email/:user_id/:token",
       TwitterAPI.Controller,
       :confirm_email,
       as: :confirm_email
     )
-
-    scope [] do
-      pipe_through(:oauth_read_or_public)
-
-      get("/statuses/user_timeline", TwitterAPI.Controller, :user_timeline)
-      get("/qvitter/statuses/user_timeline", TwitterAPI.Controller, :user_timeline)
-      get("/users/show", TwitterAPI.Controller, :show_user)
-
-      get("/statuses/followers", TwitterAPI.Controller, :followers)
-      get("/statuses/friends", TwitterAPI.Controller, :friends)
-      get("/statuses/blocks", TwitterAPI.Controller, :blocks)
-      get("/statuses/show/:id", TwitterAPI.Controller, :fetch_status)
-      get("/statusnet/conversation/:id", TwitterAPI.Controller, :fetch_conversation)
-
-      get("/search", TwitterAPI.Controller, :search)
-      get("/statusnet/tags/timeline/:tag", TwitterAPI.Controller, :public_and_external_timeline)
-    end
-  end
-
-  scope "/api", Pleroma.Web do
-    pipe_through([:api, :oauth_read_or_public])
-
-    get("/statuses/public_timeline", TwitterAPI.Controller, :public_timeline)
-
-    get(
-      "/statuses/public_and_external_timeline",
-      TwitterAPI.Controller,
-      :public_and_external_timeline
-    )
-
-    get("/statuses/networkpublic_timeline", TwitterAPI.Controller, :public_and_external_timeline)
-  end
-
-  scope "/api", Pleroma.Web, as: :twitter_api_search do
-    pipe_through([:api, :oauth_read_or_public])
-    get("/pleroma/search_user", TwitterAPI.Controller, :search_user)
   end
 
   scope "/api", Pleroma.Web, as: :authenticated_twitter_api do
@@ -535,67 +494,8 @@ defmodule Pleroma.Web.Router do
     scope [] do
       pipe_through(:oauth_read)
 
-      get("/account/verify_credentials", TwitterAPI.Controller, :verify_credentials)
-      post("/account/verify_credentials", TwitterAPI.Controller, :verify_credentials)
-
-      get("/statuses/home_timeline", TwitterAPI.Controller, :friends_timeline)
-      get("/statuses/friends_timeline", TwitterAPI.Controller, :friends_timeline)
-      get("/statuses/mentions", TwitterAPI.Controller, :mentions_timeline)
-      get("/statuses/mentions_timeline", TwitterAPI.Controller, :mentions_timeline)
-      get("/statuses/dm_timeline", TwitterAPI.Controller, :dm_timeline)
-      get("/qvitter/statuses/notifications", TwitterAPI.Controller, :notifications)
-
-      get("/pleroma/friend_requests", TwitterAPI.Controller, :friend_requests)
-
-      get("/friends/ids", TwitterAPI.Controller, :friends_ids)
-      get("/friendships/no_retweets/ids", TwitterAPI.Controller, :empty_array)
-
-      get("/mutes/users/ids", TwitterAPI.Controller, :empty_array)
-      get("/qvitter/mutes", TwitterAPI.Controller, :raw_empty_array)
-
-      get("/externalprofile/show", TwitterAPI.Controller, :external_profile)
-
       post("/qvitter/statuses/notifications/read", TwitterAPI.Controller, :notifications_read)
     end
-
-    scope [] do
-      pipe_through(:oauth_write)
-
-      post("/account/update_profile", TwitterAPI.Controller, :update_profile)
-      post("/account/update_profile_banner", TwitterAPI.Controller, :update_banner)
-      post("/qvitter/update_background_image", TwitterAPI.Controller, :update_background)
-
-      post("/statuses/update", TwitterAPI.Controller, :status_update)
-      post("/statuses/retweet/:id", TwitterAPI.Controller, :retweet)
-      post("/statuses/unretweet/:id", TwitterAPI.Controller, :unretweet)
-      post("/statuses/destroy/:id", TwitterAPI.Controller, :delete_post)
-
-      post("/statuses/pin/:id", TwitterAPI.Controller, :pin)
-      post("/statuses/unpin/:id", TwitterAPI.Controller, :unpin)
-
-      post("/statusnet/media/upload", TwitterAPI.Controller, :upload)
-      post("/media/upload", TwitterAPI.Controller, :upload_json)
-      post("/media/metadata/create", TwitterAPI.Controller, :update_media)
-
-      post("/favorites/create/:id", TwitterAPI.Controller, :favorite)
-      post("/favorites/create", TwitterAPI.Controller, :favorite)
-      post("/favorites/destroy/:id", TwitterAPI.Controller, :unfavorite)
-
-      post("/qvitter/update_avatar", TwitterAPI.Controller, :update_avatar)
-    end
-
-    scope [] do
-      pipe_through(:oauth_follow)
-
-      post("/pleroma/friendships/approve", TwitterAPI.Controller, :approve_friend_request)
-      post("/pleroma/friendships/deny", TwitterAPI.Controller, :deny_friend_request)
-
-      post("/friendships/create", TwitterAPI.Controller, :follow)
-      post("/friendships/destroy", TwitterAPI.Controller, :unfollow)
-
-      post("/blocks/create", TwitterAPI.Controller, :block)
-      post("/blocks/destroy", TwitterAPI.Controller, :unblock)
-    end
   end
 
   pipeline :ap_service_actor do
diff --git a/lib/pleroma/web/twitter_api/representers/base_representer.ex b/lib/pleroma/web/twitter_api/representers/base_representer.ex
deleted file mode 100644
index 3d31e6079..000000000
--- a/lib/pleroma/web/twitter_api/representers/base_representer.ex
+++ /dev/null
@@ -1,38 +0,0 @@
-# Pleroma: A lightweight social networking server
-# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
-# SPDX-License-Identifier: AGPL-3.0-only
-
-defmodule Pleroma.Web.TwitterAPI.Representers.BaseRepresenter do
-  defmacro __using__(_opts) do
-    quote do
-      def to_json(object) do
-        to_json(object, %{})
-      end
-
-      def to_json(object, options) do
-        object
-        |> to_map(options)
-        |> Jason.encode!()
-      end
-
-      def enum_to_list(enum, options) do
-        mapping = fn el -> to_map(el, options) end
-        Enum.map(enum, mapping)
-      end
-
-      def to_map(object) do
-        to_map(object, %{})
-      end
-
-      def enum_to_json(enum) do
-        enum_to_json(enum, %{})
-      end
-
-      def enum_to_json(enum, options) do
-        enum
-        |> enum_to_list(options)
-        |> Jason.encode!()
-      end
-    end
-  end
-end
diff --git a/lib/pleroma/web/twitter_api/representers/object_representer.ex b/lib/pleroma/web/twitter_api/representers/object_representer.ex
deleted file mode 100644
index 47130ba06..000000000
--- a/lib/pleroma/web/twitter_api/representers/object_representer.ex
+++ /dev/null
@@ -1,39 +0,0 @@
-# Pleroma: A lightweight social networking server
-# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
-# SPDX-License-Identifier: AGPL-3.0-only
-
-defmodule Pleroma.Web.TwitterAPI.Representers.ObjectRepresenter do
-  use Pleroma.Web.TwitterAPI.Representers.BaseRepresenter
-  alias Pleroma.Object
-
-  def to_map(%Object{data: %{"url" => [url | _]}} = object, _opts) do
-    data = object.data
-
-    %{
-      url: url["href"] |> Pleroma.Web.MediaProxy.url(),
-      mimetype: url["mediaType"] || url["mimeType"],
-      id: data["uuid"],
-      oembed: false,
-      description: data["name"]
-    }
-  end
-
-  def to_map(%Object{data: %{"url" => url} = data}, _opts) when is_binary(url) do
-    %{
-      url: url |> Pleroma.Web.MediaProxy.url(),
-      mimetype: data["mediaType"] || data["mimeType"],
-      id: data["uuid"],
-      oembed: false,
-      description: data["name"]
-    }
-  end
-
-  def to_map(%Object{}, _opts) do
-    %{}
-  end
-
-  # If we only get the naked data, wrap in an object
-  def to_map(%{} = data, opts) do
-    to_map(%Object{data: data}, opts)
-  end
-end
diff --git a/lib/pleroma/web/twitter_api/twitter_api.ex b/lib/pleroma/web/twitter_api/twitter_api.ex
index 80082ea84..8eda762c7 100644
--- a/lib/pleroma/web/twitter_api/twitter_api.ex
+++ b/lib/pleroma/web/twitter_api/twitter_api.ex
@@ -3,133 +3,14 @@
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
-  alias Pleroma.Activity
   alias Pleroma.Emails.Mailer
   alias Pleroma.Emails.UserEmail
   alias Pleroma.Repo
   alias Pleroma.User
   alias Pleroma.UserInviteToken
-  alias Pleroma.Web.ActivityPub.ActivityPub
-  alias Pleroma.Web.CommonAPI
-  alias Pleroma.Web.TwitterAPI.UserView
-
-  import Ecto.Query
 
   require Pleroma.Constants
 
-  def create_status(%User{} = user, %{"status" => _} = data) do
-    CommonAPI.post(user, data)
-  end
-
-  def delete(%User{} = user, id) do
-    with %Activity{data: %{"type" => _type}} <- Activity.get_by_id(id),
-         {:ok, activity} <- CommonAPI.delete(id, user) do
-      {:ok, activity}
-    end
-  end
-
-  def follow(%User{} = follower, params) do
-    with {:ok, %User{} = followed} <- get_user(params) do
-      CommonAPI.follow(follower, followed)
-    end
-  end
-
-  def unfollow(%User{} = follower, params) do
-    with {:ok, %User{} = unfollowed} <- get_user(params),
-         {:ok, follower} <- CommonAPI.unfollow(follower, unfollowed) do
-      {:ok, follower, unfollowed}
-    end
-  end
-
-  def block(%User{} = blocker, params) do
-    with {:ok, %User{} = blocked} <- get_user(params),
-         {:ok, blocker} <- User.block(blocker, blocked),
-         {:ok, _activity} <- ActivityPub.block(blocker, blocked) do
-      {:ok, blocker, blocked}
-    else
-      err -> err
-    end
-  end
-
-  def unblock(%User{} = blocker, params) do
-    with {:ok, %User{} = blocked} <- get_user(params),
-         {:ok, blocker} <- User.unblock(blocker, blocked),
-         {:ok, _activity} <- ActivityPub.unblock(blocker, blocked) do
-      {:ok, blocker, blocked}
-    else
-      err -> err
-    end
-  end
-
-  def repeat(%User{} = user, ap_id_or_id) do
-    with {:ok, _announce, %{data: %{"id" => id}}} <- CommonAPI.repeat(ap_id_or_id, user),
-         %Activity{} = activity <- Activity.get_create_by_object_ap_id(id) do
-      {:ok, activity}
-    end
-  end
-
-  def unrepeat(%User{} = user, ap_id_or_id) do
-    with {:ok, _unannounce, %{data: %{"id" => id}}} <- CommonAPI.unrepeat(ap_id_or_id, user),
-         %Activity{} = activity <- Activity.get_create_by_object_ap_id(id) do
-      {:ok, activity}
-    end
-  end
-
-  def pin(%User{} = user, ap_id_or_id) do
-    CommonAPI.pin(ap_id_or_id, user)
-  end
-
-  def unpin(%User{} = user, ap_id_or_id) do
-    CommonAPI.unpin(ap_id_or_id, user)
-  end
-
-  def fav(%User{} = user, ap_id_or_id) do
-    with {:ok, _fav, %{data: %{"id" => id}}} <- CommonAPI.favorite(ap_id_or_id, user),
-         %Activity{} = activity <- Activity.get_create_by_object_ap_id(id) do
-      {:ok, activity}
-    end
-  end
-
-  def unfav(%User{} = user, ap_id_or_id) do
-    with {:ok, _unfav, _fav, %{data: %{"id" => id}}} <- CommonAPI.unfavorite(ap_id_or_id, user),
-         %Activity{} = activity <- Activity.get_create_by_object_ap_id(id) do
-      {:ok, activity}
-    end
-  end
-
-  def upload(%Plug.Upload{} = file, %User{} = user, format \\ "xml") do
-    {:ok, object} = ActivityPub.upload(file, actor: User.ap_id(user))
-
-    url = List.first(object.data["url"])
-    href = url["href"]
-    type = url["mediaType"]
-
-    case format do
-      "xml" ->
-        # Fake this as good as possible...
-        """
-        <?xml version="1.0" encoding="UTF-8"?>
-        <rsp stat="ok" xmlns:atom="http://www.w3.org/2005/Atom">
-        <mediaid>#{object.id}</mediaid>
-        <media_id>#{object.id}</media_id>
-        <media_id_string>#{object.id}</media_id_string>
-        <media_url>#{href}</media_url>
-        <mediaurl>#{href}</mediaurl>
-        <atom:link rel="enclosure" href="#{href}" type="#{type}"></atom:link>
-        </rsp>
-        """
-
-      "json" ->
-        %{
-          media_id: object.id,
-          media_id_string: "#{object.id}}",
-          media_url: href,
-          size: 0
-        }
-        |> Jason.encode!()
-    end
-  end
-
   def register_user(params, opts \\ []) do
     token = params["token"]
 
@@ -236,80 +117,4 @@ defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
         {:error, "unknown user"}
     end
   end
-
-  def get_user(user \\ nil, params) do
-    case params do
-      %{"user_id" => user_id} ->
-        case User.get_cached_by_nickname_or_id(user_id) do
-          nil ->
-            {:error, "No user with such user_id"}
-
-          %User{info: %{deactivated: true}} ->
-            {:error, "User has been disabled"}
-
-          user ->
-            {:ok, user}
-        end
-
-      %{"screen_name" => nickname} ->
-        case User.get_cached_by_nickname(nickname) do
-          nil -> {:error, "No user with such screen_name"}
-          target -> {:ok, target}
-        end
-
-      _ ->
-        if user do
-          {:ok, user}
-        else
-          {:error, "You need to specify screen_name or user_id"}
-        end
-    end
-  end
-
-  defp parse_int(string, default)
-
-  defp parse_int(string, default) when is_binary(string) do
-    with {n, _} <- Integer.parse(string) do
-      n
-    else
-      _e -> default
-    end
-  end
-
-  defp parse_int(_, default), do: default
-
-  # TODO: unify the search query with MastoAPI one and do only pagination here
-  def search(_user, %{"q" => query} = params) do
-    limit = parse_int(params["rpp"], 20)
-    page = parse_int(params["page"], 1)
-    offset = (page - 1) * limit
-
-    q =
-      from(
-        [a, o] in Activity.with_preloaded_object(Activity),
-        where: fragment("?->>'type' = 'Create'", a.data),
-        where: ^Pleroma.Constants.as_public() in a.recipients,
-        where:
-          fragment(
-            "to_tsvector('english', ?->>'content') @@ plainto_tsquery('english', ?)",
-            o.data,
-            ^query
-          ),
-        limit: ^limit,
-        offset: ^offset,
-        # this one isn't indexed so psql won't take the wrong index.
-        order_by: [desc: :inserted_at]
-      )
-
-    _activities = Repo.all(q)
-  end
-
-  def get_external_profile(for_user, uri) do
-    with {:ok, %User{} = user} <- User.get_or_fetch(uri) do
-      {:ok, UserView.render("show.json", %{user: user, for: for_user})}
-    else
-      _e ->
-        {:error, "Couldn't find user"}
-    end
-  end
 end
diff --git a/lib/pleroma/web/twitter_api/twitter_api_controller.ex b/lib/pleroma/web/twitter_api/twitter_api_controller.ex
index 5dfab6a6c..42234ae09 100644
--- a/lib/pleroma/web/twitter_api/twitter_api_controller.ex
+++ b/lib/pleroma/web/twitter_api/twitter_api_controller.ex
@@ -5,448 +5,16 @@
 defmodule Pleroma.Web.TwitterAPI.Controller do
   use Pleroma.Web, :controller
 
-  import Pleroma.Web.ControllerHelper, only: [json_response: 3]
-
   alias Ecto.Changeset
-  alias Pleroma.Activity
-  alias Pleroma.Formatter
   alias Pleroma.Notification
-  alias Pleroma.Object
-  alias Pleroma.Repo
   alias Pleroma.User
-  alias Pleroma.Web.ActivityPub.ActivityPub
-  alias Pleroma.Web.ActivityPub.Visibility
-  alias Pleroma.Web.CommonAPI
-  alias Pleroma.Web.CommonAPI.Utils
   alias Pleroma.Web.OAuth.Token
-  alias Pleroma.Web.TwitterAPI.ActivityView
-  alias Pleroma.Web.TwitterAPI.NotificationView
   alias Pleroma.Web.TwitterAPI.TokenView
-  alias Pleroma.Web.TwitterAPI.TwitterAPI
-  alias Pleroma.Web.TwitterAPI.UserView
 
   require Logger
 
-  plug(Pleroma.Plugs.RateLimiter, :password_reset when action == :password_reset)
-  plug(:only_if_public_instance when action in [:public_timeline, :public_and_external_timeline])
   action_fallback(:errors)
 
-  def verify_credentials(%{assigns: %{user: user}} = conn, _params) do
-    token = Phoenix.Token.sign(conn, "user socket", user.id)
-
-    conn
-    |> put_view(UserView)
-    |> render("show.json", %{user: user, token: token, for: user})
-  end
-
-  def status_update(%{assigns: %{user: user}} = conn, %{"status" => _} = status_data) do
-    with media_ids <- extract_media_ids(status_data),
-         {:ok, activity} <-
-           TwitterAPI.create_status(user, Map.put(status_data, "media_ids", media_ids)) do
-      conn
-      |> json(ActivityView.render("activity.json", activity: activity, for: user))
-    else
-      _ -> empty_status_reply(conn)
-    end
-  end
-
-  def status_update(conn, _status_data) do
-    empty_status_reply(conn)
-  end
-
-  defp empty_status_reply(conn) do
-    bad_request_reply(conn, "Client must provide a 'status' parameter with a value.")
-  end
-
-  defp extract_media_ids(status_data) do
-    with media_ids when not is_nil(media_ids) <- status_data["media_ids"],
-         split_ids <- String.split(media_ids, ","),
-         clean_ids <- Enum.reject(split_ids, fn id -> String.length(id) == 0 end) do
-      clean_ids
-    else
-      _e -> []
-    end
-  end
-
-  def public_and_external_timeline(%{assigns: %{user: user}} = conn, params) do
-    params =
-      params
-      |> Map.put("type", ["Create", "Announce"])
-      |> Map.put("blocking_user", user)
-
-    activities = ActivityPub.fetch_public_activities(params)
-
-    conn
-    |> put_view(ActivityView)
-    |> render("index.json", %{activities: activities, for: user})
-  end
-
-  def public_timeline(%{assigns: %{user: user}} = conn, params) do
-    params =
-      params
-      |> Map.put("type", ["Create", "Announce"])
-      |> Map.put("local_only", true)
-      |> Map.put("blocking_user", user)
-
-    activities = ActivityPub.fetch_public_activities(params)
-
-    conn
-    |> put_view(ActivityView)
-    |> render("index.json", %{activities: activities, for: user})
-  end
-
-  def friends_timeline(%{assigns: %{user: user}} = conn, params) do
-    params =
-      params
-      |> Map.put("type", ["Create", "Announce", "Follow", "Like"])
-      |> Map.put("blocking_user", user)
-      |> Map.put("user", user)
-
-    activities = ActivityPub.fetch_activities([user.ap_id | user.following], params)
-
-    conn
-    |> put_view(ActivityView)
-    |> render("index.json", %{activities: activities, for: user})
-  end
-
-  def show_user(conn, params) do
-    for_user = conn.assigns.user
-
-    with {:ok, shown} <- TwitterAPI.get_user(params),
-         true <-
-           User.auth_active?(shown) ||
-             (for_user && (for_user.id == shown.id || User.superuser?(for_user))) do
-      params =
-        if for_user do
-          %{user: shown, for: for_user}
-        else
-          %{user: shown}
-        end
-
-      conn
-      |> put_view(UserView)
-      |> render("show.json", params)
-    else
-      {:error, msg} ->
-        bad_request_reply(conn, msg)
-
-      false ->
-        conn
-        |> put_status(404)
-        |> json(%{error: "Unconfirmed user"})
-    end
-  end
-
-  def user_timeline(%{assigns: %{user: user}} = conn, params) do
-    case TwitterAPI.get_user(user, params) do
-      {:ok, target_user} ->
-        # Twitter and ActivityPub use a different name and sense for this parameter.
-        {include_rts, params} = Map.pop(params, "include_rts")
-
-        params =
-          case include_rts do
-            x when x == "false" or x == "0" -> Map.put(params, "exclude_reblogs", "true")
-            _ -> params
-          end
-
-        activities = ActivityPub.fetch_user_activities(target_user, user, params)
-
-        conn
-        |> put_view(ActivityView)
-        |> render("index.json", %{activities: activities, for: user})
-
-      {:error, msg} ->
-        bad_request_reply(conn, msg)
-    end
-  end
-
-  def mentions_timeline(%{assigns: %{user: user}} = conn, params) do
-    params =
-      params
-      |> Map.put("type", ["Create", "Announce", "Follow", "Like"])
-      |> Map.put("blocking_user", user)
-      |> Map.put(:visibility, ~w[unlisted public private])
-
-    activities = ActivityPub.fetch_activities([user.ap_id], params)
-
-    conn
-    |> put_view(ActivityView)
-    |> render("index.json", %{activities: activities, for: user})
-  end
-
-  def dm_timeline(%{assigns: %{user: user}} = conn, params) do
-    params =
-      params
-      |> Map.put("type", "Create")
-      |> Map.put("blocking_user", user)
-      |> Map.put("user", user)
-      |> Map.put(:visibility, "direct")
-      |> Map.put(:order, :desc)
-
-    activities =
-      ActivityPub.fetch_activities_query([user.ap_id], params)
-      |> Repo.all()
-
-    conn
-    |> put_view(ActivityView)
-    |> render("index.json", %{activities: activities, for: user})
-  end
-
-  def notifications(%{assigns: %{user: user}} = conn, params) do
-    params =
-      if Map.has_key?(params, "with_muted") do
-        Map.put(params, :with_muted, params["with_muted"] in [true, "True", "true", "1"])
-      else
-        params
-      end
-
-    notifications = Notification.for_user(user, params)
-
-    conn
-    |> put_view(NotificationView)
-    |> render("notification.json", %{notifications: notifications, for: user})
-  end
-
-  def notifications_read(%{assigns: %{user: user}} = conn, %{"latest_id" => latest_id} = params) do
-    Notification.set_read_up_to(user, latest_id)
-
-    notifications = Notification.for_user(user, params)
-
-    conn
-    |> put_view(NotificationView)
-    |> render("notification.json", %{notifications: notifications, for: user})
-  end
-
-  def notifications_read(%{assigns: %{user: _user}} = conn, _) do
-    bad_request_reply(conn, "You need to specify latest_id")
-  end
-
-  def follow(%{assigns: %{user: user}} = conn, params) do
-    case TwitterAPI.follow(user, params) do
-      {:ok, user, followed, _activity} ->
-        conn
-        |> put_view(UserView)
-        |> render("show.json", %{user: followed, for: user})
-
-      {:error, msg} ->
-        forbidden_json_reply(conn, msg)
-    end
-  end
-
-  def block(%{assigns: %{user: user}} = conn, params) do
-    case TwitterAPI.block(user, params) do
-      {:ok, user, blocked} ->
-        conn
-        |> put_view(UserView)
-        |> render("show.json", %{user: blocked, for: user})
-
-      {:error, msg} ->
-        forbidden_json_reply(conn, msg)
-    end
-  end
-
-  def unblock(%{assigns: %{user: user}} = conn, params) do
-    case TwitterAPI.unblock(user, params) do
-      {:ok, user, blocked} ->
-        conn
-        |> put_view(UserView)
-        |> render("show.json", %{user: blocked, for: user})
-
-      {:error, msg} ->
-        forbidden_json_reply(conn, msg)
-    end
-  end
-
-  def delete_post(%{assigns: %{user: user}} = conn, %{"id" => id}) do
-    with {:ok, activity} <- TwitterAPI.delete(user, id) do
-      conn
-      |> put_view(ActivityView)
-      |> render("activity.json", %{activity: activity, for: user})
-    end
-  end
-
-  def unfollow(%{assigns: %{user: user}} = conn, params) do
-    case TwitterAPI.unfollow(user, params) do
-      {:ok, user, unfollowed} ->
-        conn
-        |> put_view(UserView)
-        |> render("show.json", %{user: unfollowed, for: user})
-
-      {:error, msg} ->
-        forbidden_json_reply(conn, msg)
-    end
-  end
-
-  def fetch_status(%{assigns: %{user: user}} = conn, %{"id" => id}) do
-    with %Activity{} = activity <- Activity.get_by_id(id),
-         true <- Visibility.visible_for_user?(activity, user) do
-      conn
-      |> put_view(ActivityView)
-      |> render("activity.json", %{activity: activity, for: user})
-    end
-  end
-
-  def fetch_conversation(%{assigns: %{user: user}} = conn, %{"id" => id}) do
-    with context when is_binary(context) <- Utils.conversation_id_to_context(id),
-         activities <-
-           ActivityPub.fetch_activities_for_context(context, %{
-             "blocking_user" => user,
-             "user" => user
-           }) do
-      conn
-      |> put_view(ActivityView)
-      |> render("index.json", %{activities: activities, for: user})
-    end
-  end
-
-  @doc """
-  Updates metadata of uploaded media object.
-  Derived from [Twitter API endpoint](https://developer.twitter.com/en/docs/media/upload-media/api-reference/post-media-metadata-create).
-  """
-  def update_media(%{assigns: %{user: user}} = conn, %{"media_id" => id} = data) do
-    object = Repo.get(Object, id)
-    description = get_in(data, ["alt_text", "text"]) || data["name"] || data["description"]
-
-    {conn, status, response_body} =
-      cond do
-        !object ->
-          {halt(conn), :not_found, ""}
-
-        !Object.authorize_mutation(object, user) ->
-          {halt(conn), :forbidden, "You can only update your own uploads."}
-
-        !is_binary(description) ->
-          {conn, :not_modified, ""}
-
-        true ->
-          new_data = Map.put(object.data, "name", description)
-
-          {:ok, _} =
-            object
-            |> Object.change(%{data: new_data})
-            |> Repo.update()
-
-          {conn, :no_content, ""}
-      end
-
-    conn
-    |> put_status(status)
-    |> json(response_body)
-  end
-
-  def upload(%{assigns: %{user: user}} = conn, %{"media" => media}) do
-    response = TwitterAPI.upload(media, user)
-
-    conn
-    |> put_resp_content_type("application/atom+xml")
-    |> send_resp(200, response)
-  end
-
-  def upload_json(%{assigns: %{user: user}} = conn, %{"media" => media}) do
-    response = TwitterAPI.upload(media, user, "json")
-
-    conn
-    |> json_reply(200, response)
-  end
-
-  def get_by_id_or_ap_id(id) do
-    activity = Activity.get_by_id(id) || Activity.get_create_by_object_ap_id(id)
-
-    if activity.data["type"] == "Create" do
-      activity
-    else
-      Activity.get_create_by_object_ap_id(activity.data["object"])
-    end
-  end
-
-  def favorite(%{assigns: %{user: user}} = conn, %{"id" => id}) do
-    with {:ok, activity} <- TwitterAPI.fav(user, id) do
-      conn
-      |> put_view(ActivityView)
-      |> render("activity.json", %{activity: activity, for: user})
-    else
-      _ -> json_reply(conn, 400, Jason.encode!(%{}))
-    end
-  end
-
-  def unfavorite(%{assigns: %{user: user}} = conn, %{"id" => id}) do
-    with {:ok, activity} <- TwitterAPI.unfav(user, id) do
-      conn
-      |> put_view(ActivityView)
-      |> render("activity.json", %{activity: activity, for: user})
-    else
-      _ -> json_reply(conn, 400, Jason.encode!(%{}))
-    end
-  end
-
-  def retweet(%{assigns: %{user: user}} = conn, %{"id" => id}) do
-    with {:ok, activity} <- TwitterAPI.repeat(user, id) do
-      conn
-      |> put_view(ActivityView)
-      |> render("activity.json", %{activity: activity, for: user})
-    else
-      _ -> json_reply(conn, 400, Jason.encode!(%{}))
-    end
-  end
-
-  def unretweet(%{assigns: %{user: user}} = conn, %{"id" => id}) do
-    with {:ok, activity} <- TwitterAPI.unrepeat(user, id) do
-      conn
-      |> put_view(ActivityView)
-      |> render("activity.json", %{activity: activity, for: user})
-    else
-      _ -> json_reply(conn, 400, Jason.encode!(%{}))
-    end
-  end
-
-  def pin(%{assigns: %{user: user}} = conn, %{"id" => id}) do
-    with {:ok, activity} <- TwitterAPI.pin(user, id) do
-      conn
-      |> put_view(ActivityView)
-      |> render("activity.json", %{activity: activity, for: user})
-    else
-      {:error, message} -> bad_request_reply(conn, message)
-      err -> err
-    end
-  end
-
-  def unpin(%{assigns: %{user: user}} = conn, %{"id" => id}) do
-    with {:ok, activity} <- TwitterAPI.unpin(user, id) do
-      conn
-      |> put_view(ActivityView)
-      |> render("activity.json", %{activity: activity, for: user})
-    else
-      {:error, message} -> bad_request_reply(conn, message)
-      err -> err
-    end
-  end
-
-  def register(conn, params) do
-    with {:ok, user} <- TwitterAPI.register_user(params) do
-      conn
-      |> put_view(UserView)
-      |> render("show.json", %{user: user})
-    else
-      {:error, errors} ->
-        conn
-        |> json_reply(400, Jason.encode!(errors))
-    end
-  end
-
-  def password_reset(conn, params) do
-    nickname_or_email = params["email"] || params["nickname"]
-
-    with {:ok, _} <- TwitterAPI.password_reset(nickname_or_email) do
-      json_response(conn, :no_content, "")
-    else
-      {:error, "unknown user"} ->
-        send_resp(conn, :not_found, "")
-
-      {:error, _} ->
-        send_resp(conn, :bad_request, "")
-    end
-  end
-
   def confirm_email(conn, %{"user_id" => uid, "token" => token}) do
     with %User{} = user <- User.get_cached_by_id(uid),
          true <- user.local,
@@ -460,147 +28,6 @@ defmodule Pleroma.Web.TwitterAPI.Controller do
     end
   end
 
-  def resend_confirmation_email(conn, params) do
-    nickname_or_email = params["email"] || params["nickname"]
-
-    with %User{} = user <- User.get_by_nickname_or_email(nickname_or_email),
-         {:ok, _} <- User.try_send_confirmation_email(user) do
-      conn
-      |> json_response(:no_content, "")
-    end
-  end
-
-  def update_avatar(%{assigns: %{user: user}} = conn, %{"img" => ""}) do
-    change = Changeset.change(user, %{avatar: nil})
-    {:ok, user} = User.update_and_set_cache(change)
-    CommonAPI.update(user)
-
-    conn
-    |> put_view(UserView)
-    |> render("show.json", %{user: user, for: user})
-  end
-
-  def update_avatar(%{assigns: %{user: user}} = conn, params) do
-    {:ok, object} = ActivityPub.upload(params, type: :avatar)
-    change = Changeset.change(user, %{avatar: object.data})
-    {:ok, user} = User.update_and_set_cache(change)
-    CommonAPI.update(user)
-
-    conn
-    |> put_view(UserView)
-    |> render("show.json", %{user: user, for: user})
-  end
-
-  def update_banner(%{assigns: %{user: user}} = conn, %{"banner" => ""}) do
-    with new_info <- %{"banner" => %{}},
-         info_cng <- User.Info.profile_update(user.info, new_info),
-         changeset <- Ecto.Changeset.change(user) |> Ecto.Changeset.put_embed(:info, info_cng),
-         {:ok, user} <- User.update_and_set_cache(changeset) do
-      CommonAPI.update(user)
-      response = %{url: nil} |> Jason.encode!()
-
-      conn
-      |> json_reply(200, response)
-    end
-  end
-
-  def update_banner(%{assigns: %{user: user}} = conn, params) do
-    with {:ok, object} <- ActivityPub.upload(%{"img" => params["banner"]}, type: :banner),
-         new_info <- %{"banner" => object.data},
-         info_cng <- User.Info.profile_update(user.info, new_info),
-         changeset <- Ecto.Changeset.change(user) |> Ecto.Changeset.put_embed(:info, info_cng),
-         {:ok, user} <- User.update_and_set_cache(changeset) do
-      CommonAPI.update(user)
-      %{"url" => [%{"href" => href} | _]} = object.data
-      response = %{url: href} |> Jason.encode!()
-
-      conn
-      |> json_reply(200, response)
-    end
-  end
-
-  def update_background(%{assigns: %{user: user}} = conn, %{"img" => ""}) do
-    with new_info <- %{"background" => %{}},
-         info_cng <- User.Info.profile_update(user.info, new_info),
-         changeset <- Ecto.Changeset.change(user) |> Ecto.Changeset.put_embed(:info, info_cng),
-         {:ok, _user} <- User.update_and_set_cache(changeset) do
-      response = %{url: nil} |> Jason.encode!()
-
-      conn
-      |> json_reply(200, response)
-    end
-  end
-
-  def update_background(%{assigns: %{user: user}} = conn, params) do
-    with {:ok, object} <- ActivityPub.upload(params, type: :background),
-         new_info <- %{"background" => object.data},
-         info_cng <- User.Info.profile_update(user.info, new_info),
-         changeset <- Ecto.Changeset.change(user) |> Ecto.Changeset.put_embed(:info, info_cng),
-         {:ok, _user} <- User.update_and_set_cache(changeset) do
-      %{"url" => [%{"href" => href} | _]} = object.data
-      response = %{url: href} |> Jason.encode!()
-
-      conn
-      |> json_reply(200, response)
-    end
-  end
-
-  def external_profile(%{assigns: %{user: current_user}} = conn, %{"profileurl" => uri}) do
-    with {:ok, user_map} <- TwitterAPI.get_external_profile(current_user, uri),
-         response <- Jason.encode!(user_map) do
-      conn
-      |> json_reply(200, response)
-    else
-      _e ->
-        conn
-        |> put_status(404)
-        |> json(%{error: "Can't find user"})
-    end
-  end
-
-  def followers(%{assigns: %{user: for_user}} = conn, params) do
-    {:ok, page} = Ecto.Type.cast(:integer, params["page"] || 1)
-
-    with {:ok, user} <- TwitterAPI.get_user(for_user, params),
-         {:ok, followers} <- User.get_followers(user, page) do
-      followers =
-        cond do
-          for_user && user.id == for_user.id -> followers
-          user.info.hide_followers -> []
-          true -> followers
-        end
-
-      conn
-      |> put_view(UserView)
-      |> render("index.json", %{users: followers, for: conn.assigns[:user]})
-    else
-      _e -> bad_request_reply(conn, "Can't get followers")
-    end
-  end
-
-  def friends(%{assigns: %{user: for_user}} = conn, params) do
-    {:ok, page} = Ecto.Type.cast(:integer, params["page"] || 1)
-    {:ok, export} = Ecto.Type.cast(:boolean, params["all"] || false)
-
-    page = if export, do: nil, else: page
-
-    with {:ok, user} <- TwitterAPI.get_user(conn.assigns[:user], params),
-         {:ok, friends} <- User.get_friends(user, page) do
-      friends =
-        cond do
-          for_user && user.id == for_user.id -> friends
-          user.info.hide_follows -> []
-          true -> friends
-        end
-
-      conn
-      |> put_view(UserView)
-      |> render("index.json", %{users: friends, for: conn.assigns[:user]})
-    else
-      _e -> bad_request_reply(conn, "Can't get friends")
-    end
-  end
-
   def oauth_tokens(%{assigns: %{user: user}} = conn, _params) do
     with oauth_tokens <- Token.get_user_tokens(user) do
       conn
@@ -615,160 +42,16 @@ defmodule Pleroma.Web.TwitterAPI.Controller do
     json_reply(conn, 201, "")
   end
 
-  def blocks(%{assigns: %{user: user}} = conn, _params) do
-    with blocked_users <- User.blocked_users(user) do
-      conn
-      |> put_view(UserView)
-      |> render("index.json", %{users: blocked_users, for: user})
-    end
-  end
-
-  def friend_requests(conn, params) do
-    with {:ok, user} <- TwitterAPI.get_user(conn.assigns[:user], params),
-         {:ok, friend_requests} <- User.get_follow_requests(user) do
-      conn
-      |> put_view(UserView)
-      |> render("index.json", %{users: friend_requests, for: conn.assigns[:user]})
-    else
-      _e -> bad_request_reply(conn, "Can't get friend requests")
-    end
-  end
-
-  def approve_friend_request(conn, %{"user_id" => uid} = _params) do
-    with followed <- conn.assigns[:user],
-         %User{} = follower <- User.get_cached_by_id(uid),
-         {:ok, follower} <- CommonAPI.accept_follow_request(follower, followed) do
-      conn
-      |> put_view(UserView)
-      |> render("show.json", %{user: follower, for: followed})
-    else
-      e -> bad_request_reply(conn, "Can't approve user: #{inspect(e)}")
-    end
-  end
-
-  def deny_friend_request(conn, %{"user_id" => uid} = _params) do
-    with followed <- conn.assigns[:user],
-         %User{} = follower <- User.get_cached_by_id(uid),
-         {:ok, follower} <- CommonAPI.reject_follow_request(follower, followed) do
-      conn
-      |> put_view(UserView)
-      |> render("show.json", %{user: follower, for: followed})
-    else
-      e -> bad_request_reply(conn, "Can't deny user: #{inspect(e)}")
-    end
-  end
-
-  def friends_ids(%{assigns: %{user: user}} = conn, _params) do
-    with {:ok, friends} <- User.get_friends(user) do
-      ids =
-        friends
-        |> Enum.map(fn x -> x.id end)
-        |> Jason.encode!()
-
-      json(conn, ids)
-    else
-      _e -> bad_request_reply(conn, "Can't get friends")
-    end
-  end
-
-  def empty_array(conn, _params) do
-    json(conn, Jason.encode!([]))
-  end
-
-  def raw_empty_array(conn, _params) do
-    json(conn, [])
-  end
-
-  defp build_info_cng(user, params) do
-    info_params =
-      [
-        "no_rich_text",
-        "locked",
-        "hide_followers",
-        "hide_follows",
-        "hide_favorites",
-        "show_role",
-        "skip_thread_containment"
-      ]
-      |> Enum.reduce(%{}, fn key, res ->
-        if value = params[key] do
-          Map.put(res, key, value == "true")
-        else
-          res
-        end
-      end)
-
-    info_params =
-      if value = params["default_scope"] do
-        Map.put(info_params, "default_scope", value)
-      else
-        info_params
-      end
-
-    User.Info.profile_update(user.info, info_params)
-  end
-
-  defp parse_profile_bio(user, params) do
-    if bio = params["description"] do
-      emojis_text = (params["description"] || "") <> " " <> (params["name"] || "")
-
-      emojis =
-        ((user.info.emoji || []) ++ Formatter.get_emoji_map(emojis_text))
-        |> Enum.dedup()
-
-      user_info =
-        user.info
-        |> Map.put(
-          "emoji",
-          emojis
-        )
-
-      params
-      |> Map.put("bio", User.parse_bio(bio, user))
-      |> Map.put("info", user_info)
-    else
-      params
-    end
-  end
-
-  def update_profile(%{assigns: %{user: user}} = conn, params) do
-    params = parse_profile_bio(user, params)
-    info_cng = build_info_cng(user, params)
-
-    with changeset <- User.update_changeset(user, params),
-         changeset <- Ecto.Changeset.put_embed(changeset, :info, info_cng),
-         {:ok, user} <- User.update_and_set_cache(changeset) do
-      CommonAPI.update(user)
-
-      conn
-      |> put_view(UserView)
-      |> render("user.json", %{user: user, for: user})
-    else
-      error ->
-        Logger.debug("Can't update user: #{inspect(error)}")
-        bad_request_reply(conn, "Can't update user")
-    end
-  end
-
-  def search(%{assigns: %{user: user}} = conn, %{"q" => _query} = params) do
-    activities = TwitterAPI.search(user, params)
-
+  def errors(conn, {:param_cast, _}) do
     conn
-    |> put_view(ActivityView)
-    |> render("index.json", %{activities: activities, for: user})
+    |> put_status(400)
+    |> json("Invalid parameters")
   end
 
-  def search_user(%{assigns: %{user: user}} = conn, %{"query" => query}) do
-    users = User.search(query, resolve: true, for_user: user)
-
+  def errors(conn, _) do
     conn
-    |> put_view(UserView)
-    |> render("index.json", %{users: users, for: user})
-  end
-
-  defp bad_request_reply(conn, error_message) do
-    json = error_json(conn, error_message)
-    json_reply(conn, 400, json)
+    |> put_status(500)
+    |> json("Something went wrong")
   end
 
   defp json_reply(conn, status, json) do
@@ -777,36 +60,27 @@ defmodule Pleroma.Web.TwitterAPI.Controller do
     |> send_resp(status, json)
   end
 
-  defp forbidden_json_reply(conn, error_message) do
-    json = error_json(conn, error_message)
-    json_reply(conn, 403, json)
-  end
+  def notifications_read(%{assigns: %{user: user}} = conn, %{"latest_id" => latest_id} = params) do
+    Notification.set_read_up_to(user, latest_id)
 
-  def only_if_public_instance(%{assigns: %{user: %User{}}} = conn, _), do: conn
+    notifications = Notification.for_user(user, params)
 
-  def only_if_public_instance(conn, _) do
-    if Pleroma.Config.get([:instance, :public]) do
-      conn
-    else
-      conn
-      |> forbidden_json_reply("Invalid credentials.")
-      |> halt()
-    end
+    conn
+    # XXX: This is a hack because pleroma-fe still uses that API.
+    |> put_view(Pleroma.Web.MastodonAPI.NotificationView)
+    |> render("index.json", %{notifications: notifications, for: user})
   end
 
-  defp error_json(conn, error_message) do
-    %{"error" => error_message, "request" => conn.request_path} |> Jason.encode!()
+  def notifications_read(%{assigns: %{user: _user}} = conn, _) do
+    bad_request_reply(conn, "You need to specify latest_id")
   end
 
-  def errors(conn, {:param_cast, _}) do
-    conn
-    |> put_status(400)
-    |> json("Invalid parameters")
+  defp bad_request_reply(conn, error_message) do
+    json = error_json(conn, error_message)
+    json_reply(conn, 400, json)
   end
 
-  def errors(conn, _) do
-    conn
-    |> put_status(500)
-    |> json("Something went wrong")
+  defp error_json(conn, error_message) do
+    %{"error" => error_message, "request" => conn.request_path} |> Jason.encode!()
   end
 end
diff --git a/lib/pleroma/web/twitter_api/views/activity_view.ex b/lib/pleroma/web/twitter_api/views/activity_view.ex
deleted file mode 100644
index abae63877..000000000
--- a/lib/pleroma/web/twitter_api/views/activity_view.ex
+++ /dev/null
@@ -1,366 +0,0 @@
-# Pleroma: A lightweight social networking server
-# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
-# SPDX-License-Identifier: AGPL-3.0-only
-
-defmodule Pleroma.Web.TwitterAPI.ActivityView do
-  use Pleroma.Web, :view
-  alias Pleroma.Activity
-  alias Pleroma.Formatter
-  alias Pleroma.HTML
-  alias Pleroma.Object
-  alias Pleroma.Repo
-  alias Pleroma.User
-  alias Pleroma.Web.CommonAPI
-  alias Pleroma.Web.CommonAPI.Utils
-  alias Pleroma.Web.MastodonAPI.StatusView
-  alias Pleroma.Web.TwitterAPI.ActivityView
-  alias Pleroma.Web.TwitterAPI.Representers.ObjectRepresenter
-  alias Pleroma.Web.TwitterAPI.UserView
-
-  import Ecto.Query
-  require Logger
-  require Pleroma.Constants
-
-  defp query_context_ids([]), do: []
-
-  defp query_context_ids(contexts) do
-    query = from(o in Object, where: fragment("(?)->>'id' = ANY(?)", o.data, ^contexts))
-
-    Repo.all(query)
-  end
-
-  defp query_users([]), do: []
-
-  defp query_users(user_ids) do
-    query = from(user in User, where: user.ap_id in ^user_ids)
-
-    Repo.all(query)
-  end
-
-  defp collect_context_ids(activities) do
-    _contexts =
-      activities
-      |> Enum.reject(& &1.data["context_id"])
-      |> Enum.map(fn %{data: data} ->
-        data["context"]
-      end)
-      |> Enum.filter(& &1)
-      |> query_context_ids()
-      |> Enum.reduce(%{}, fn %{data: %{"id" => ap_id}, id: id}, acc ->
-        Map.put(acc, ap_id, id)
-      end)
-  end
-
-  defp collect_users(activities) do
-    activities
-    |> Enum.map(fn activity ->
-      case activity.data do
-        data = %{"type" => "Follow"} ->
-          [data["actor"], data["object"]]
-
-        data ->
-          [data["actor"]]
-      end ++ activity.recipients
-    end)
-    |> List.flatten()
-    |> Enum.uniq()
-    |> query_users()
-    |> Enum.reduce(%{}, fn user, acc ->
-      Map.put(acc, user.ap_id, user)
-    end)
-  end
-
-  defp get_context_id(%{data: %{"context_id" => context_id}}, _) when not is_nil(context_id),
-    do: context_id
-
-  defp get_context_id(%{data: %{"context" => nil}}, _), do: nil
-
-  defp get_context_id(%{data: %{"context" => context}}, options) do
-    cond do
-      id = options[:context_ids][context] -> id
-      true -> Utils.context_to_conversation_id(context)
-    end
-  end
-
-  defp get_context_id(_, _), do: nil
-
-  defp get_user(ap_id, opts) do
-    cond do
-      user = opts[:users][ap_id] ->
-        user
-
-      String.ends_with?(ap_id, "/followers") ->
-        nil
-
-      ap_id == Pleroma.Constants.as_public() ->
-        nil
-
-      user = User.get_cached_by_ap_id(ap_id) ->
-        user
-
-      user = User.get_by_guessed_nickname(ap_id) ->
-        user
-
-      true ->
-        User.error_user(ap_id)
-    end
-  end
-
-  def render("index.json", opts) do
-    context_ids = collect_context_ids(opts.activities)
-    users = collect_users(opts.activities)
-
-    opts =
-      opts
-      |> Map.put(:context_ids, context_ids)
-      |> Map.put(:users, users)
-
-    safe_render_many(
-      opts.activities,
-      ActivityView,
-      "activity.json",
-      opts
-    )
-  end
-
-  def render("activity.json", %{activity: %{data: %{"type" => "Delete"}} = activity} = opts) do
-    user = get_user(activity.data["actor"], opts)
-    created_at = activity.data["published"] |> Utils.date_to_asctime()
-
-    %{
-      "id" => activity.id,
-      "uri" => activity.data["object"],
-      "user" => UserView.render("show.json", %{user: user, for: opts[:for]}),
-      "attentions" => [],
-      "statusnet_html" => "deleted notice {{tag",
-      "text" => "deleted notice {{tag",
-      "is_local" => activity.local,
-      "is_post_verb" => false,
-      "created_at" => created_at,
-      "in_reply_to_status_id" => nil,
-      "external_url" => activity.data["id"],
-      "activity_type" => "delete"
-    }
-  end
-
-  def render("activity.json", %{activity: %{data: %{"type" => "Follow"}} = activity} = opts) do
-    user = get_user(activity.data["actor"], opts)
-    created_at = activity.data["published"] || DateTime.to_iso8601(activity.inserted_at)
-    created_at = created_at |> Utils.date_to_asctime()
-
-    followed = get_user(activity.data["object"], opts)
-    text = "#{user.nickname} started following #{followed.nickname}"
-
-    %{
-      "id" => activity.id,
-      "user" => UserView.render("show.json", %{user: user, for: opts[:for]}),
-      "attentions" => [],
-      "statusnet_html" => text,
-      "text" => text,
-      "is_local" => activity.local,
-      "is_post_verb" => false,
-      "created_at" => created_at,
-      "in_reply_to_status_id" => nil,
-      "external_url" => activity.data["id"],
-      "activity_type" => "follow"
-    }
-  end
-
-  def render("activity.json", %{activity: %{data: %{"type" => "Announce"}} = activity} = opts) do
-    user = get_user(activity.data["actor"], opts)
-    created_at = activity.data["published"] |> Utils.date_to_asctime()
-    announced_activity = Activity.get_create_by_object_ap_id(activity.data["object"])
-
-    text = "#{user.nickname} repeated a status."
-
-    retweeted_status = render("activity.json", Map.merge(opts, %{activity: announced_activity}))
-
-    %{
-      "id" => activity.id,
-      "user" => UserView.render("show.json", %{user: user, for: opts[:for]}),
-      "statusnet_html" => text,
-      "text" => text,
-      "is_local" => activity.local,
-      "is_post_verb" => false,
-      "uri" => "tag:#{activity.data["id"]}:objectType=note",
-      "created_at" => created_at,
-      "retweeted_status" => retweeted_status,
-      "statusnet_conversation_id" => get_context_id(announced_activity, opts),
-      "external_url" => activity.data["id"],
-      "activity_type" => "repeat"
-    }
-  end
-
-  def render("activity.json", %{activity: %{data: %{"type" => "Like"}} = activity} = opts) do
-    user = get_user(activity.data["actor"], opts)
-    liked_activity = Activity.get_create_by_object_ap_id(activity.data["object"])
-    liked_activity_id = if liked_activity, do: liked_activity.id, else: nil
-
-    created_at =
-      activity.data["published"]
-      |> Utils.date_to_asctime()
-
-    text = "#{user.nickname} favorited a status."
-
-    favorited_status =
-      if liked_activity,
-        do: render("activity.json", Map.merge(opts, %{activity: liked_activity})),
-        else: nil
-
-    %{
-      "id" => activity.id,
-      "user" => UserView.render("show.json", %{user: user, for: opts[:for]}),
-      "statusnet_html" => text,
-      "text" => text,
-      "is_local" => activity.local,
-      "is_post_verb" => false,
-      "uri" => "tag:#{activity.data["id"]}:objectType=Favourite",
-      "created_at" => created_at,
-      "favorited_status" => favorited_status,
-      "in_reply_to_status_id" => liked_activity_id,
-      "external_url" => activity.data["id"],
-      "activity_type" => "like"
-    }
-  end
-
-  def render(
-        "activity.json",
-        %{activity: %{data: %{"type" => "Create", "object" => object_id}} = activity} = opts
-      ) do
-    user = get_user(activity.data["actor"], opts)
-
-    object = Object.normalize(object_id)
-
-    created_at = object.data["published"] |> Utils.date_to_asctime()
-    like_count = object.data["like_count"] || 0
-    announcement_count = object.data["announcement_count"] || 0
-    favorited = opts[:for] && opts[:for].ap_id in (object.data["likes"] || [])
-    repeated = opts[:for] && opts[:for].ap_id in (object.data["announcements"] || [])
-    pinned = activity.id in user.info.pinned_activities
-
-    attentions =
-      []
-      |> Utils.maybe_notify_to_recipients(activity)
-      |> Utils.maybe_notify_mentioned_recipients(activity)
-      |> Enum.map(fn ap_id -> get_user(ap_id, opts) end)
-      |> Enum.filter(& &1)
-      |> Enum.map(fn user -> UserView.render("show.json", %{user: user, for: opts[:for]}) end)
-
-    conversation_id = get_context_id(activity, opts)
-
-    tags = object.data["tag"] || []
-    possibly_sensitive = object.data["sensitive"] || Enum.member?(tags, "nsfw")
-
-    tags = if possibly_sensitive, do: Enum.uniq(["nsfw" | tags]), else: tags
-
-    {summary, content} = render_content(object.data)
-
-    html =
-      content
-      |> HTML.get_cached_scrubbed_html_for_activity(
-        User.html_filter_policy(opts[:for]),
-        activity,
-        "twitterapi:content"
-      )
-      |> Formatter.emojify(object.data["emoji"])
-
-    text =
-      if content do
-        content
-        |> String.replace(~r/<br\s?\/?>/, "\n")
-        |> HTML.get_cached_stripped_html_for_activity(activity, "twitterapi:content")
-      else
-        ""
-      end
-
-    reply_parent = Activity.get_in_reply_to_activity(activity)
-
-    reply_user = reply_parent && User.get_cached_by_ap_id(reply_parent.actor)
-
-    summary = HTML.strip_tags(summary)
-
-    card =
-      StatusView.render(
-        "card.json",
-        Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity)
-      )
-
-    thread_muted? =
-      case activity.thread_muted? do
-        thread_muted? when is_boolean(thread_muted?) -> thread_muted?
-        nil -> CommonAPI.thread_muted?(user, activity)
-      end
-
-    %{
-      "id" => activity.id,
-      "uri" => object.data["id"],
-      "user" => UserView.render("show.json", %{user: user, for: opts[:for]}),
-      "statusnet_html" => html,
-      "text" => text,
-      "is_local" => activity.local,
-      "is_post_verb" => true,
-      "created_at" => created_at,
-      "in_reply_to_status_id" => reply_parent && reply_parent.id,
-      "in_reply_to_screen_name" => reply_user && reply_user.nickname,
-      "in_reply_to_profileurl" => User.profile_url(reply_user),
-      "in_reply_to_ostatus_uri" => reply_user && reply_user.ap_id,
-      "in_reply_to_user_id" => reply_user && reply_user.id,
-      "statusnet_conversation_id" => conversation_id,
-      "attachments" => (object.data["attachment"] || []) |> ObjectRepresenter.enum_to_list(opts),
-      "attentions" => attentions,
-      "fave_num" => like_count,
-      "repeat_num" => announcement_count,
-      "favorited" => !!favorited,
-      "repeated" => !!repeated,
-      "pinned" => pinned,
-      "external_url" => object.data["external_url"] || object.data["id"],
-      "tags" => tags,
-      "activity_type" => "post",
-      "possibly_sensitive" => possibly_sensitive,
-      "visibility" => Pleroma.Web.ActivityPub.Visibility.get_visibility(object),
-      "summary" => summary,
-      "summary_html" => summary |> Formatter.emojify(object.data["emoji"]),
-      "card" => card,
-      "muted" => thread_muted? || User.mutes?(opts[:for], user)
-    }
-  end
-
-  def render("activity.json", %{activity: unhandled_activity}) do
-    Logger.warn("#{__MODULE__} unhandled activity: #{inspect(unhandled_activity)}")
-    nil
-  end
-
-  def render_content(%{"type" => "Note"} = object) do
-    summary = object["summary"]
-
-    content =
-      if !!summary and summary != "" do
-        "<p>#{summary}</p>#{object["content"]}"
-      else
-        object["content"]
-      end
-
-    {summary, content}
-  end
-
-  def render_content(%{"type" => object_type} = object)
-      when object_type in ["Article", "Page", "Video"] do
-    summary = object["name"] || object["summary"]
-
-    content =
-      if !!summary and summary != "" and is_bitstring(object["url"]) do
-        "<p><a href=\"#{object["url"]}\">#{summary}</a></p>#{object["content"]}"
-      else
-        object["content"]
-      end
-
-    {summary, content}
-  end
-
-  def render_content(object) do
-    summary = object["summary"] || "Unhandled activity type: #{object["type"]}"
-    content = "<p>#{summary}</p>#{object["content"]}"
-
-    {summary, content}
-  end
-end
diff --git a/lib/pleroma/web/twitter_api/views/notification_view.ex b/lib/pleroma/web/twitter_api/views/notification_view.ex
deleted file mode 100644
index 085cd5aa3..000000000
--- a/lib/pleroma/web/twitter_api/views/notification_view.ex
+++ /dev/null
@@ -1,71 +0,0 @@
-# Pleroma: A lightweight social networking server
-# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
-# SPDX-License-Identifier: AGPL-3.0-only
-
-defmodule Pleroma.Web.TwitterAPI.NotificationView do
-  use Pleroma.Web, :view
-  alias Pleroma.Notification
-  alias Pleroma.User
-  alias Pleroma.Web.CommonAPI.Utils
-  alias Pleroma.Web.TwitterAPI.ActivityView
-  alias Pleroma.Web.TwitterAPI.UserView
-
-  require Pleroma.Constants
-
-  defp get_user(ap_id, opts) do
-    cond do
-      user = opts[:users][ap_id] ->
-        user
-
-      String.ends_with?(ap_id, "/followers") ->
-        nil
-
-      ap_id == Pleroma.Constants.as_public() ->
-        nil
-
-      true ->
-        User.get_cached_by_ap_id(ap_id)
-    end
-  end
-
-  def render("notification.json", %{notifications: notifications, for: user}) do
-    render_many(
-      notifications,
-      Pleroma.Web.TwitterAPI.NotificationView,
-      "notification.json",
-      for: user
-    )
-  end
-
-  def render(
-        "notification.json",
-        %{
-          notification: %Notification{
-            id: id,
-            seen: seen,
-            activity: activity,
-            inserted_at: created_at
-          },
-          for: user
-        } = opts
-      ) do
-    ntype =
-      case activity.data["type"] do
-        "Create" -> "mention"
-        "Like" -> "like"
-        "Announce" -> "repeat"
-        "Follow" -> "follow"
-      end
-
-    from = get_user(activity.data["actor"], opts)
-
-    %{
-      "id" => id,
-      "ntype" => ntype,
-      "notice" => ActivityView.render("activity.json", %{activity: activity, for: user}),
-      "from_profile" => UserView.render("show.json", %{user: from, for: user}),
-      "is_seen" => if(seen, do: 1, else: 0),
-      "created_at" => created_at |> Utils.format_naive_asctime()
-    }
-  end
-end
diff --git a/lib/pleroma/web/twitter_api/views/user_view.ex b/lib/pleroma/web/twitter_api/views/user_view.ex
deleted file mode 100644
index 8a7d2fc72..000000000
--- a/lib/pleroma/web/twitter_api/views/user_view.ex
+++ /dev/null
@@ -1,191 +0,0 @@
-# Pleroma: A lightweight social networking server
-# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
-# SPDX-License-Identifier: AGPL-3.0-only
-
-defmodule Pleroma.Web.TwitterAPI.UserView do
-  use Pleroma.Web, :view
-  alias Pleroma.Formatter
-  alias Pleroma.HTML
-  alias Pleroma.User
-  alias Pleroma.Web.CommonAPI.Utils
-  alias Pleroma.Web.MediaProxy
-
-  def render("show.json", %{user: user = %User{}} = assigns) do
-    render_one(user, Pleroma.Web.TwitterAPI.UserView, "user.json", assigns)
-  end
-
-  def render("index.json", %{users: users, for: user}) do
-    users
-    |> render_many(Pleroma.Web.TwitterAPI.UserView, "user.json", for: user)
-    |> Enum.filter(&Enum.any?/1)
-  end
-
-  def render("user.json", %{user: user = %User{}} = assigns) do
-    if User.visible_for?(user, assigns[:for]),
-      do: do_render("user.json", assigns),
-      else: %{}
-  end
-
-  def render("short.json", %{
-        user: %User{
-          nickname: nickname,
-          id: id,
-          ap_id: ap_id,
-          name: name
-        }
-      }) do
-    %{
-      "fullname" => name,
-      "id" => id,
-      "ostatus_uri" => ap_id,
-      "profile_url" => ap_id,
-      "screen_name" => nickname
-    }
-  end
-
-  defp do_render("user.json", %{user: user = %User{}} = assigns) do
-    for_user = assigns[:for]
-    image = User.avatar_url(user) |> MediaProxy.url()
-
-    {following, follows_you, statusnet_blocking} =
-      if for_user do
-        {
-          User.following?(for_user, user),
-          User.following?(user, for_user),
-          User.blocks?(for_user, user)
-        }
-      else
-        {false, false, false}
-      end
-
-    user_info = User.get_cached_user_info(user)
-
-    emoji =
-      (user.info.source_data["tag"] || [])
-      |> Enum.filter(fn %{"type" => t} -> t == "Emoji" end)
-      |> Enum.map(fn %{"icon" => %{"url" => url}, "name" => name} ->
-        {String.trim(name, ":"), url}
-      end)
-
-    emoji = Enum.dedup(emoji ++ user.info.emoji)
-
-    description_html =
-      (user.bio || "")
-      |> HTML.filter_tags(User.html_filter_policy(for_user))
-      |> Formatter.emojify(emoji)
-
-    fields =
-      user.info
-      |> User.Info.fields()
-      |> Enum.map(fn %{"name" => name, "value" => value} ->
-        %{
-          "name" => Pleroma.HTML.strip_tags(name),
-          "value" => Pleroma.HTML.filter_tags(value, Pleroma.HTML.Scrubber.LinksOnly)
-        }
-      end)
-
-    data =
-      %{
-        "created_at" => user.inserted_at |> Utils.format_naive_asctime(),
-        "description" => HTML.strip_tags((user.bio || "") |> String.replace("<br>", "\n")),
-        "description_html" => description_html,
-        "favourites_count" => 0,
-        "followers_count" => user_info[:follower_count],
-        "following" => following,
-        "follows_you" => follows_you,
-        "statusnet_blocking" => statusnet_blocking,
-        "friends_count" => user_info[:following_count],
-        "id" => user.id,
-        "name" => user.name || user.nickname,
-        "name_html" =>
-          if(user.name,
-            do: HTML.strip_tags(user.name) |> Formatter.emojify(emoji),
-            else: user.nickname
-          ),
-        "profile_image_url" => image,
-        "profile_image_url_https" => image,
-        "profile_image_url_profile_size" => image,
-        "profile_image_url_original" => image,
-        "screen_name" => user.nickname,
-        "statuses_count" => user_info[:note_count],
-        "statusnet_profile_url" => user.ap_id,
-        "cover_photo" => User.banner_url(user) |> MediaProxy.url(),
-        "background_image" => image_url(user.info.background) |> MediaProxy.url(),
-        "is_local" => user.local,
-        "locked" => user.info.locked,
-        "hide_followers" => user.info.hide_followers,
-        "hide_follows" => user.info.hide_follows,
-        "fields" => fields,
-
-        # Pleroma extension
-        "pleroma" =>
-          %{
-            "confirmation_pending" => user_info.confirmation_pending,
-            "tags" => user.tags,
-            "skip_thread_containment" => user.info.skip_thread_containment
-          }
-          |> maybe_with_activation_status(user, for_user)
-          |> with_notification_settings(user, for_user)
-      }
-      |> maybe_with_user_settings(user, for_user)
-      |> maybe_with_role(user, for_user)
-
-    if assigns[:token] do
-      Map.put(data, "token", token_string(assigns[:token]))
-    else
-      data
-    end
-  end
-
-  defp with_notification_settings(data, %User{id: user_id} = user, %User{id: user_id}) do
-    Map.put(data, "notification_settings", user.info.notification_settings)
-  end
-
-  defp with_notification_settings(data, _, _), do: data
-
-  defp maybe_with_activation_status(data, user, %User{info: %{is_admin: true}}) do
-    Map.put(data, "deactivated", user.info.deactivated)
-  end
-
-  defp maybe_with_activation_status(data, _, _), do: data
-
-  defp maybe_with_role(data, %User{id: id} = user, %User{id: id}) do
-    Map.merge(data, %{
-      "role" => role(user),
-      "show_role" => user.info.show_role,
-      "rights" => %{
-        "delete_others_notice" => !!user.info.is_moderator,
-        "admin" => !!user.info.is_admin
-      }
-    })
-  end
-
-  defp maybe_with_role(data, %User{info: %{show_role: true}} = user, _user) do
-    Map.merge(data, %{
-      "role" => role(user),
-      "rights" => %{
-        "delete_others_notice" => !!user.info.is_moderator,
-        "admin" => !!user.info.is_admin
-      }
-    })
-  end
-
-  defp maybe_with_role(data, _, _), do: data
-
-  defp maybe_with_user_settings(data, %User{info: info, id: id} = _user, %User{id: id}) do
-    data
-    |> Kernel.put_in(["default_scope"], info.default_scope)
-    |> Kernel.put_in(["no_rich_text"], info.no_rich_text)
-  end
-
-  defp maybe_with_user_settings(data, _, _), do: data
-  defp role(%User{info: %{:is_admin => true}}), do: "admin"
-  defp role(%User{info: %{:is_moderator => true}}), do: "moderator"
-  defp role(_), do: "member"
-
-  defp image_url(%{"url" => [%{"href" => href} | _]}), do: href
-  defp image_url(_), do: nil
-
-  defp token_string(%Pleroma.Web.OAuth.Token{token: token_str}), do: token_str
-  defp token_string(token), do: token
-end