[#1234] Merge remote-tracking branch 'remotes/upstream/develop' into 1234-mastodon-2-4-3-oauth-scopes

# Conflicts:
#	CHANGELOG.md
#	lib/pleroma/web/mastodon_api/controllers/mastodon_api_controller.ex
#	lib/pleroma/web/router.ex

lib/pleroma/web/mastodon_api/controllers/account_controller.ex

@@ -0,0 +1,344 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.MastodonAPI.AccountController do
+  use Pleroma.Web, :controller
+
+  import Pleroma.Web.ControllerHelper,
+    only: [add_link_headers: 2, truthy_param?: 1, assign_account_by_id: 2, json_response: 3]
+
+  alias Pleroma.Emoji
+  alias Pleroma.Plugs.OAuthScopesPlug
+  alias Pleroma.Plugs.RateLimiter
+  alias Pleroma.User
+  alias Pleroma.Web.ActivityPub.ActivityPub
+  alias Pleroma.Web.CommonAPI
+  alias Pleroma.Web.MastodonAPI.ListView
+  alias Pleroma.Web.MastodonAPI.MastodonAPI
+  alias Pleroma.Web.MastodonAPI.StatusView
+  alias Pleroma.Web.OAuth.Token
+  alias Pleroma.Web.TwitterAPI.TwitterAPI
+
+  plug(
+    OAuthScopesPlug,
+    %{fallback: :proceed_unauthenticated, scopes: ["read:accounts"]}
+    when action == :show
+  )
+
+  plug(
+    OAuthScopesPlug,
+    %{scopes: ["read:accounts"]}
+    when action in [:endorsements, :verify_credentials, :followers, :following]
+  )
+
+  plug(OAuthScopesPlug, %{scopes: ["write:accounts"]} when action == :update_credentials)
+
+  plug(OAuthScopesPlug, %{scopes: ["read:lists"]} when action == :lists)
+
+  plug(
+    OAuthScopesPlug,
+    %{scopes: ["follow", "write:blocks"]} when action in [:block, :unblock]
+  )
+
+  plug(OAuthScopesPlug, %{scopes: ["read:follows"]} when action == :relationships)
+
+  plug(
+    OAuthScopesPlug,
+    %{scopes: ["follow", "write:follows"]} when action in [:follow, :unfollow]
+  )
+
+  plug(OAuthScopesPlug, %{scopes: ["follow", "write:mutes"]} when action in [:mute, :unmute])
+
+  plug(
+    Pleroma.Plugs.EnsurePublicOrAuthenticatedPlug
+    when action != :create
+  )
+
+  @relations [:follow, :unfollow]
+  @needs_account ~W(followers following lists follow unfollow mute unmute block unblock)a
+
+  plug(RateLimiter, {:relations_id_action, params: ["id", "uri"]} when action in @relations)
+  plug(RateLimiter, :relations_actions when action in @relations)
+  plug(RateLimiter, :app_account_creation when action == :create)
+  plug(:assign_account_by_id when action in @needs_account)
+
+  action_fallback(Pleroma.Web.MastodonAPI.FallbackController)
+
+  @doc "POST /api/v1/accounts"
+  def create(
+        %{assigns: %{app: app}} = conn,
+        %{"username" => nickname, "email" => _, "password" => _, "agreement" => true} = params
+      ) do
+    params =
+      params
+      |> Map.take([
+        "email",
+        "captcha_solution",
+        "captcha_token",
+        "captcha_answer_data",
+        "token",
+        "password"
+      ])
+      |> Map.put("nickname", nickname)
+      |> Map.put("fullname", params["fullname"] || nickname)
+      |> Map.put("bio", params["bio"] || "")
+      |> Map.put("confirm", params["password"])
+
+    with {:ok, user} <- TwitterAPI.register_user(params, need_confirmation: true),
+         {:ok, token} <- Token.create_token(app, user, %{scopes: app.scopes}) do
+      json(conn, %{
+        token_type: "Bearer",
+        access_token: token.token,
+        scope: app.scopes,
+        created_at: Token.Utils.format_created_at(token)
+      })
+    else
+      {:error, errors} -> json_response(conn, :bad_request, errors)
+    end
+  end
+
+  def create(%{assigns: %{app: _app}} = conn, _) do
+    render_error(conn, :bad_request, "Missing parameters")
+  end
+
+  def create(conn, _) do
+    render_error(conn, :forbidden, "Invalid credentials")
+  end
+
+  @doc "GET /api/v1/accounts/verify_credentials"
+  def verify_credentials(%{assigns: %{user: user}} = conn, _) do
+    chat_token = Phoenix.Token.sign(conn, "user socket", user.id)
+
+    render(conn, "show.json",
+      user: user,
+      for: user,
+      with_pleroma_settings: true,
+      with_chat_token: chat_token
+    )
+  end
+
+  @doc "PATCH /api/v1/accounts/update_credentials"
+  def update_credentials(%{assigns: %{user: original_user}} = conn, params) do
+    user = original_user
+
+    user_params =
+      %{}
+      |> add_if_present(params, "display_name", :name)
+      |> add_if_present(params, "note", :bio, fn value -> {:ok, User.parse_bio(value, user)} end)
+      |> add_if_present(params, "avatar", :avatar, fn value ->
+        with %Plug.Upload{} <- value,
+             {:ok, object} <- ActivityPub.upload(value, type: :avatar) do
+          {:ok, object.data}
+        end
+      end)
+
+    emojis_text = (user_params["display_name"] || "") <> (user_params["note"] || "")
+
+    user_info_emojis =
+      user.info
+      |> Map.get(:emoji, [])
+      |> Enum.concat(Emoji.Formatter.get_emoji_map(emojis_text))
+      |> Enum.dedup()
+
+    info_params =
+      [
+        :no_rich_text,
+        :locked,
+        :hide_followers_count,
+        :hide_follows_count,
+        :hide_followers,
+        :hide_follows,
+        :hide_favorites,
+        :show_role,
+        :skip_thread_containment,
+        :discoverable
+      ]
+      |> Enum.reduce(%{}, fn key, acc ->
+        add_if_present(acc, params, to_string(key), key, &{:ok, truthy_param?(&1)})
+      end)
+      |> add_if_present(params, "default_scope", :default_scope)
+      |> add_if_present(params, "fields", :fields, fn fields ->
+        fields = Enum.map(fields, fn f -> Map.update!(f, "value", &AutoLinker.link(&1)) end)
+
+        {:ok, fields}
+      end)
+      |> add_if_present(params, "fields", :raw_fields)
+      |> add_if_present(params, "pleroma_settings_store", :pleroma_settings_store, fn value ->
+        {:ok, Map.merge(user.info.pleroma_settings_store, value)}
+      end)
+      |> add_if_present(params, "header", :banner, fn value ->
+        with %Plug.Upload{} <- value,
+             {:ok, object} <- ActivityPub.upload(value, type: :banner) do
+          {:ok, object.data}
+        end
+      end)
+      |> add_if_present(params, "pleroma_background_image", :background, fn value ->
+        with %Plug.Upload{} <- value,
+             {:ok, object} <- ActivityPub.upload(value, type: :background) do
+          {:ok, object.data}
+        end
+      end)
+      |> Map.put(:emoji, user_info_emojis)
+
+    changeset =
+      user
+      |> User.update_changeset(user_params)
+      |> User.change_info(&User.Info.profile_update(&1, info_params))
+
+    with {:ok, user} <- User.update_and_set_cache(changeset) do
+      if original_user != user, do: CommonAPI.update(user)
+
+      render(conn, "show.json", user: user, for: user, with_pleroma_settings: true)
+    else
+      _e -> render_error(conn, :forbidden, "Invalid request")
+    end
+  end
+
+  defp add_if_present(map, params, params_field, map_field, value_function \\ &{:ok, &1}) do
+    with true <- Map.has_key?(params, params_field),
+         {:ok, new_value} <- value_function.(params[params_field]) do
+      Map.put(map, map_field, new_value)
+    else
+      _ -> map
+    end
+  end
+
+  @doc "GET /api/v1/accounts/relationships"
+  def relationships(%{assigns: %{user: user}} = conn, %{"id" => id}) do
+    targets = User.get_all_by_ids(List.wrap(id))
+
+    render(conn, "relationships.json", user: user, targets: targets)
+  end
+
+  # Instead of returning a 400 when no "id" params is present, Mastodon returns an empty array.
+  def relationships(%{assigns: %{user: _user}} = conn, _), do: json(conn, [])
+
+  @doc "GET /api/v1/accounts/:id"
+  def show(%{assigns: %{user: for_user}} = conn, %{"id" => nickname_or_id}) do
+    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
+      render(conn, "show.json", user: user, for: for_user)
+    else
+      _e -> render_error(conn, :not_found, "Can't find user")
+    end
+  end
+
+  @doc "GET /api/v1/accounts/:id/statuses"
+  def statuses(%{assigns: %{user: reading_user}} = conn, params) do
+    with %User{} = user <- User.get_cached_by_nickname_or_id(params["id"], for: reading_user) do
+      params = Map.put(params, "tag", params["tagged"])
+      activities = ActivityPub.fetch_user_activities(user, reading_user, params)
+
+      conn
+      |> add_link_headers(activities)
+      |> put_view(StatusView)
+      |> render("index.json", activities: activities, for: reading_user, as: :activity)
+    end
+  end
+
+  @doc "GET /api/v1/accounts/:id/followers"
+  def followers(%{assigns: %{user: for_user, account: user}} = conn, params) do
+    followers =
+      cond do
+        for_user && user.id == for_user.id -> MastodonAPI.get_followers(user, params)
+        user.info.hide_followers -> []
+        true -> MastodonAPI.get_followers(user, params)
+      end
+
+    conn
+    |> add_link_headers(followers)
+    |> render("index.json", for: for_user, users: followers, as: :user)
+  end
+
+  @doc "GET /api/v1/accounts/:id/following"
+  def following(%{assigns: %{user: for_user, account: user}} = conn, params) do
+    followers =
+      cond do
+        for_user && user.id == for_user.id -> MastodonAPI.get_friends(user, params)
+        user.info.hide_follows -> []
+        true -> MastodonAPI.get_friends(user, params)
+      end
+
+    conn
+    |> add_link_headers(followers)
+    |> render("index.json", for: for_user, users: followers, as: :user)
+  end
+
+  @doc "GET /api/v1/accounts/:id/lists"
+  def lists(%{assigns: %{user: user, account: account}} = conn, _params) do
+    lists = Pleroma.List.get_lists_account_belongs(user, account)
+
+    conn
+    |> put_view(ListView)
+    |> render("index.json", lists: lists)
+  end
+
+  @doc "POST /api/v1/accounts/:id/follow"
+  def follow(%{assigns: %{user: %{id: id}, account: %{id: id}}}, _params) do
+    {:error, :not_found}
+  end
+
+  def follow(%{assigns: %{user: follower, account: followed}} = conn, _params) do
+    with {:ok, follower} <- MastodonAPI.follow(follower, followed, conn.params) do
+      render(conn, "relationship.json", user: follower, target: followed)
+    else
+      {:error, message} -> json_response(conn, :forbidden, %{error: message})
+    end
+  end
+
+  @doc "POST /api/v1/accounts/:id/unfollow"
+  def unfollow(%{assigns: %{user: %{id: id}, account: %{id: id}}}, _params) do
+    {:error, :not_found}
+  end
+
+  def unfollow(%{assigns: %{user: follower, account: followed}} = conn, _params) do
+    with {:ok, follower} <- CommonAPI.unfollow(follower, followed) do
+      render(conn, "relationship.json", user: follower, target: followed)
+    end
+  end
+
+  @doc "POST /api/v1/accounts/:id/mute"
+  def mute(%{assigns: %{user: muter, account: muted}} = conn, params) do
+    notifications? = params |> Map.get("notifications", true) |> truthy_param?()
+
+    with {:ok, muter} <- User.mute(muter, muted, notifications?) do
+      render(conn, "relationship.json", user: muter, target: muted)
+    else
+      {:error, message} -> json_response(conn, :forbidden, %{error: message})
+    end
+  end
+
+  @doc "POST /api/v1/accounts/:id/unmute"
+  def unmute(%{assigns: %{user: muter, account: muted}} = conn, _params) do
+    with {:ok, muter} <- User.unmute(muter, muted) do
+      render(conn, "relationship.json", user: muter, target: muted)
+    else
+      {:error, message} -> json_response(conn, :forbidden, %{error: message})
+    end
+  end
+
+  @doc "POST /api/v1/accounts/:id/block"
+  def block(%{assigns: %{user: blocker, account: blocked}} = conn, _params) do
+    with {:ok, blocker} <- User.block(blocker, blocked),
+         {:ok, _activity} <- ActivityPub.block(blocker, blocked) do
+      render(conn, "relationship.json", user: blocker, target: blocked)
+    else
+      {:error, message} -> json_response(conn, :forbidden, %{error: message})
+    end
+  end
+
+  @doc "POST /api/v1/accounts/:id/unblock"
+  def unblock(%{assigns: %{user: blocker, account: blocked}} = conn, _params) do
+    with {:ok, blocker} <- User.unblock(blocker, blocked),
+         {:ok, _activity} <- ActivityPub.unblock(blocker, blocked) do
+      render(conn, "relationship.json", user: blocker, target: blocked)
+    else
+      {:error, message} -> json_response(conn, :forbidden, %{error: message})
+    end
+  end
+
+  @doc "GET /api/v1/endorsements"
+  def endorsements(conn, params),
+    do: Pleroma.Web.MastodonAPI.MastodonAPIController.empty_array(conn, params)
+end

lib/pleroma/web/mastodon_api/controllers/conversation_controller.ex

@@ -0,0 +1,38 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.MastodonAPI.ConversationController do
+  use Pleroma.Web, :controller
+
+  import Pleroma.Web.ControllerHelper, only: [add_link_headers: 2]
+
+  alias Pleroma.Conversation.Participation
+  alias Pleroma.Plugs.OAuthScopesPlug
+  alias Pleroma.Repo
+
+  action_fallback(Pleroma.Web.MastodonAPI.FallbackController)
+
+  plug(OAuthScopesPlug, %{scopes: ["read:statuses"]} when action == :index)
+  plug(OAuthScopesPlug, %{scopes: ["write:conversations"]} when action == :read)
+
+  plug(Pleroma.Plugs.EnsurePublicOrAuthenticatedPlug)
+
+  @doc "GET /api/v1/conversations"
+  def index(%{assigns: %{user: user}} = conn, params) do
+    participations = Participation.for_user_with_last_activity_id(user, params)
+
+    conn
+    |> add_link_headers(participations)
+    |> render("participations.json", participations: participations, for: user)
+  end
+
+  @doc "POST /api/v1/conversations/:id/read"
+  def read(%{assigns: %{user: user}} = conn, %{"id" => participation_id}) do
+    with %Participation{} = participation <-
+           Repo.get_by(Participation, id: participation_id, user_id: user.id),
+         {:ok, participation} <- Participation.mark_as_read(participation) do
+      render(conn, "participation.json", participation: participation, for: user)
+    end
+  end
+end

lib/pleroma/web/mastodon_api/controllers/domain_block_controller.ex

@@ -0,0 +1,37 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.MastodonAPI.DomainBlockController do
+  use Pleroma.Web, :controller
+
+  alias Pleroma.Plugs.OAuthScopesPlug
+  alias Pleroma.User
+
+  plug(
+    OAuthScopesPlug,
+    %{scopes: ["follow", "read:blocks"]} when action == :index
+  )
+
+  plug(
+    OAuthScopesPlug,
+    %{scopes: ["follow", "write:blocks"]} when action != :index
+  )
+
+  @doc "GET /api/v1/domain_blocks"
+  def index(%{assigns: %{user: %{info: info}}} = conn, _) do
+    json(conn, Map.get(info, :domain_blocks, []))
+  end
+
+  @doc "POST /api/v1/domain_blocks"
+  def create(%{assigns: %{user: blocker}} = conn, %{"domain" => domain}) do
+    User.block_domain(blocker, domain)
+    json(conn, %{})
+  end
+
+  @doc "DELETE /api/v1/domain_blocks"
+  def delete(%{assigns: %{user: blocker}} = conn, %{"domain" => domain}) do
+    User.unblock_domain(blocker, domain)
+    json(conn, %{})
+  end
+end

lib/pleroma/web/mastodon_api/controllers/filter_controller.ex

@@ -0,0 +1,84 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.MastodonAPI.FilterController do
+  use Pleroma.Web, :controller
+
+  alias Pleroma.Filter
+  alias Pleroma.Plugs.OAuthScopesPlug
+
+  @oauth_read_actions [:show, :index]
+
+  plug(OAuthScopesPlug, %{scopes: ["read:filters"]} when action in @oauth_read_actions)
+
+  plug(
+    OAuthScopesPlug,
+    %{scopes: ["write:filters"]} when action not in @oauth_read_actions
+  )
+
+  plug(Pleroma.Plugs.EnsurePublicOrAuthenticatedPlug)
+
+  @doc "GET /api/v1/filters"
+  def index(%{assigns: %{user: user}} = conn, _) do
+    filters = Filter.get_filters(user)
+
+    render(conn, "filters.json", filters: filters)
+  end
+
+  @doc "POST /api/v1/filters"
+  def create(
+        %{assigns: %{user: user}} = conn,
+        %{"phrase" => phrase, "context" => context} = params
+      ) do
+    query = %Filter{
+      user_id: user.id,
+      phrase: phrase,
+      context: context,
+      hide: Map.get(params, "irreversible", false),
+      whole_word: Map.get(params, "boolean", true)
+      # expires_at
+    }
+
+    {:ok, response} = Filter.create(query)
+
+    render(conn, "filter.json", filter: response)
+  end
+
+  @doc "GET /api/v1/filters/:id"
+  def show(%{assigns: %{user: user}} = conn, %{"id" => filter_id}) do
+    filter = Filter.get(filter_id, user)
+
+    render(conn, "filter.json", filter: filter)
+  end
+
+  @doc "PUT /api/v1/filters/:id"
+  def update(
+        %{assigns: %{user: user}} = conn,
+        %{"phrase" => phrase, "context" => context, "id" => filter_id} = params
+      ) do
+    query = %Filter{
+      user_id: user.id,
+      filter_id: filter_id,
+      phrase: phrase,
+      context: context,
+      hide: Map.get(params, "irreversible", nil),
+      whole_word: Map.get(params, "boolean", true)
+      # expires_at
+    }
+
+    {:ok, response} = Filter.update(query)
+    render(conn, "filter.json", filter: response)
+  end
+
+  @doc "DELETE /api/v1/filters/:id"
+  def delete(%{assigns: %{user: user}} = conn, %{"id" => filter_id}) do
+    query = %Filter{
+      user_id: user.id,
+      filter_id: filter_id
+    }
+
+    {:ok, _} = Filter.delete(query)
+    json(conn, %{})
+  end
+end

lib/pleroma/web/mastodon_api/controllers/follow_request_controller.ex

@@ -0,0 +1,57 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.MastodonAPI.FollowRequestController do
+  use Pleroma.Web, :controller
+
+  alias Pleroma.Plugs.OAuthScopesPlug
+  alias Pleroma.User
+  alias Pleroma.Web.CommonAPI
+
+  plug(:put_view, Pleroma.Web.MastodonAPI.AccountView)
+  plug(:assign_follower when action != :index)
+
+  action_fallback(:errors)
+
+  plug(OAuthScopesPlug, %{scopes: ["follow", "read:follows"]} when action == :index)
+
+  plug(
+    OAuthScopesPlug,
+    %{scopes: ["follow", "write:follows"]} when action != :index
+  )
+
+  @doc "GET /api/v1/follow_requests"
+  def index(%{assigns: %{user: followed}} = conn, _params) do
+    follow_requests = User.get_follow_requests(followed)
+
+    render(conn, "index.json", for: followed, users: follow_requests, as: :user)
+  end
+
+  @doc "POST /api/v1/follow_requests/:id/authorize"
+  def authorize(%{assigns: %{user: followed, follower: follower}} = conn, _params) do
+    with {:ok, follower} <- CommonAPI.accept_follow_request(follower, followed) do
+      render(conn, "relationship.json", user: followed, target: follower)
+    end
+  end
+
+  @doc "POST /api/v1/follow_requests/:id/reject"
+  def reject(%{assigns: %{user: followed, follower: follower}} = conn, _params) do
+    with {:ok, follower} <- CommonAPI.reject_follow_request(follower, followed) do
+      render(conn, "relationship.json", user: followed, target: follower)
+    end
+  end
+
+  defp assign_follower(%{params: %{"id" => id}} = conn, _) do
+    case User.get_cached_by_id(id) do
+      %User{} = follower -> assign(conn, :follower, follower)
+      nil -> Pleroma.Web.MastodonAPI.FallbackController.call(conn, {:error, :not_found}) |> halt()
+    end
+  end
+
+  defp errors(conn, {:error, message}) do
+    conn
+    |> put_status(:forbidden)
+    |> json(%{error: message})
+  end
+end

lib/pleroma/web/mastodon_api/controllers/list_controller.ex

@@ -19,6 +19,8 @@ defmodule Pleroma.Web.MastodonAPI.ListController do
     when action in [:create, :update, :delete, :add_to_list, :remove_from_list]
   )
 
+  plug(Pleroma.Plugs.EnsurePublicOrAuthenticatedPlug)
+
   action_fallback(Pleroma.Web.MastodonAPI.FallbackController)
 
   # GET /api/v1/lists
@@ -58,7 +60,7 @@ defmodule Pleroma.Web.MastodonAPI.ListController do
     with {:ok, users} <- Pleroma.List.get_following(list) do
       conn
       |> put_view(AccountView)
-      |> render("accounts.json", for: user, users: users, as: :user)
+      |> render("index.json", for: user, users: users, as: :user)
     end
   end
 

lib/pleroma/web/mastodon_api/controllers/notification_controller.ex

@@ -0,0 +1,67 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.MastodonAPI.NotificationController do
+  use Pleroma.Web, :controller
+
+  import Pleroma.Web.ControllerHelper, only: [add_link_headers: 2]
+
+  alias Pleroma.Notification
+  alias Pleroma.Plugs.OAuthScopesPlug
+  alias Pleroma.Web.MastodonAPI.MastodonAPI
+
+  @oauth_read_actions [:show, :index]
+
+  plug(
+    OAuthScopesPlug,
+    %{scopes: ["read:notifications"]} when action in @oauth_read_actions
+  )
+
+  plug(OAuthScopesPlug, %{scopes: ["write:notifications"]} when action not in @oauth_read_actions)
+
+  # GET /api/v1/notifications
+  def index(%{assigns: %{user: user}} = conn, params) do
+    notifications = MastodonAPI.get_notifications(user, params)
+
+    conn
+    |> add_link_headers(notifications)
+    |> render("index.json", notifications: notifications, for: user)
+  end
+
+  # GET /api/v1/notifications/:id
+  def show(%{assigns: %{user: user}} = conn, %{"id" => id}) do
+    with {:ok, notification} <- Notification.get(user, id) do
+      render(conn, "show.json", notification: notification, for: user)
+    else
+      {:error, reason} ->
+        conn
+        |> put_status(:forbidden)
+        |> json(%{"error" => reason})
+    end
+  end
+
+  # POST /api/v1/notifications/clear
+  def clear(%{assigns: %{user: user}} = conn, _params) do
+    Notification.clear(user)
+    json(conn, %{})
+  end
+
+  # POST /api/v1/notifications/dismiss
+  def dismiss(%{assigns: %{user: user}} = conn, %{"id" => id} = _params) do
+    with {:ok, _notif} <- Notification.dismiss(user, id) do
+      json(conn, %{})
+    else
+      {:error, reason} ->
+        conn
+        |> put_status(:forbidden)
+        |> json(%{"error" => reason})
+    end
+  end
+
+  # DELETE /api/v1/notifications/destroy_multiple
+  def destroy_multiple(%{assigns: %{user: user}} = conn, %{"ids" => ids} = _params) do
+    Notification.destroy_multiple(user, ids)
+    json(conn, %{})
+  end
+end

lib/pleroma/web/mastodon_api/controllers/report_controller.ex

@@ -0,0 +1,20 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.MastodonAPI.ReportController do
+  alias Pleroma.Plugs.OAuthScopesPlug
+
+  use Pleroma.Web, :controller
+
+  action_fallback(Pleroma.Web.MastodonAPI.FallbackController)
+
+  plug(OAuthScopesPlug, %{scopes: ["write:reports"]} when action == :create)
+
+  @doc "POST /api/v1/reports"
+  def create(%{assigns: %{user: user}} = conn, params) do
+    with {:ok, activity} <- Pleroma.Web.CommonAPI.report(user, params) do
+      render(conn, "show.json", activity: activity)
+    end
+  end
+end

lib/pleroma/web/mastodon_api/controllers/scheduled_activity_controller.ex

@@ -0,0 +1,59 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.MastodonAPI.ScheduledActivityController do
+  use Pleroma.Web, :controller
+
+  import Pleroma.Web.ControllerHelper, only: [add_link_headers: 2]
+
+  alias Pleroma.Plugs.OAuthScopesPlug
+  alias Pleroma.ScheduledActivity
+  alias Pleroma.Web.MastodonAPI.MastodonAPI
+
+  plug(:assign_scheduled_activity when action != :index)
+
+  @oauth_read_actions [:show, :index]
+
+  plug(OAuthScopesPlug, %{scopes: ["read:statuses"]} when action in @oauth_read_actions)
+  plug(OAuthScopesPlug, %{scopes: ["write:statuses"]} when action not in @oauth_read_actions)
+
+  plug(Pleroma.Plugs.EnsurePublicOrAuthenticatedPlug)
+
+  action_fallback(Pleroma.Web.MastodonAPI.FallbackController)
+
+  @doc "GET /api/v1/scheduled_statuses"
+  def index(%{assigns: %{user: user}} = conn, params) do
+    with scheduled_activities <- MastodonAPI.get_scheduled_activities(user, params) do
+      conn
+      |> add_link_headers(scheduled_activities)
+      |> render("index.json", scheduled_activities: scheduled_activities)
+    end
+  end
+
+  @doc "GET /api/v1/scheduled_statuses/:id"
+  def show(%{assigns: %{scheduled_activity: scheduled_activity}} = conn, _params) do
+    render(conn, "show.json", scheduled_activity: scheduled_activity)
+  end
+
+  @doc "PUT /api/v1/scheduled_statuses/:id"
+  def update(%{assigns: %{scheduled_activity: scheduled_activity}} = conn, params) do
+    with {:ok, scheduled_activity} <- ScheduledActivity.update(scheduled_activity, params) do
+      render(conn, "show.json", scheduled_activity: scheduled_activity)
+    end
+  end
+
+  @doc "DELETE /api/v1/scheduled_statuses/:id"
+  def delete(%{assigns: %{scheduled_activity: scheduled_activity}} = conn, _params) do
+    with {:ok, scheduled_activity} <- ScheduledActivity.delete(scheduled_activity) do
+      render(conn, "show.json", scheduled_activity: scheduled_activity)
+    end
+  end
+
+  defp assign_scheduled_activity(%{assigns: %{user: user}, params: %{"id" => id}} = conn, _) do
+    case ScheduledActivity.get(user, id) do
+      %ScheduledActivity{} = activity -> assign(conn, :scheduled_activity, activity)
+      nil -> Pleroma.Web.MastodonAPI.FallbackController.call(conn, {:error, :not_found}) |> halt()
+    end
+  end
+end

lib/pleroma/web/mastodon_api/controllers/search_controller.ex

@@ -24,9 +24,10 @@ defmodule Pleroma.Web.MastodonAPI.SearchController do
 
   def account_search(%{assigns: %{user: user}} = conn, %{"q" => query} = params) do
     accounts = User.search(query, search_options(params, user))
-    res = AccountView.render("accounts.json", users: accounts, for: user, as: :user)
 
-    json(conn, res)
+    conn
+    |> put_view(AccountView)
+    |> render("index.json", users: accounts, for: user, as: :user)
   end
 
   def search2(conn, params), do: do_search(:v2, conn, params)
@@ -76,7 +77,7 @@ defmodule Pleroma.Web.MastodonAPI.SearchController do
 
   defp resource_search(_, "accounts", query, options) do
     accounts = with_fallback(fn -> User.search(query, options) end)
-    AccountView.render("accounts.json", users: accounts, for: options[:for_user], as: :user)
+    AccountView.render("index.json", users: accounts, for: options[:for_user], as: :user)
   end
 
   defp resource_search(_, "statuses", query, options) do

lib/pleroma/web/mastodon_api/controllers/status_controller.ex

@@ -0,0 +1,325 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.MastodonAPI.StatusController do
+  use Pleroma.Web, :controller
+
+  import Pleroma.Web.MastodonAPI.MastodonAPIController, only: [try_render: 3]
+
+  require Ecto.Query
+
+  alias Pleroma.Activity
+  alias Pleroma.Bookmark
+  alias Pleroma.Object
+  alias Pleroma.Plugs.OAuthScopesPlug
+  alias Pleroma.Plugs.RateLimiter
+  alias Pleroma.Repo
+  alias Pleroma.ScheduledActivity
+  alias Pleroma.User
+  alias Pleroma.Web.ActivityPub.ActivityPub
+  alias Pleroma.Web.ActivityPub.Visibility
+  alias Pleroma.Web.CommonAPI
+  alias Pleroma.Web.MastodonAPI.AccountView
+  alias Pleroma.Web.MastodonAPI.ScheduledActivityView
+
+  @unauthenticated_access %{fallback: :proceed_unauthenticated, scopes: []}
+
+  plug(
+    OAuthScopesPlug,
+    %{@unauthenticated_access | scopes: ["read:statuses"]}
+    when action in [
+           :index,
+           :show,
+           :card,
+           :context
+         ]
+  )
+
+  plug(
+    OAuthScopesPlug,
+    %{scopes: ["write:statuses"]}
+    when action in [
+           :create,
+           :delete,
+           :reblog,
+           :unreblog
+         ]
+  )
+
+  plug(
+    OAuthScopesPlug,
+    %{scopes: ["write:favourites"]} when action in [:favourite, :unfavourite]
+  )
+
+  plug(
+    OAuthScopesPlug,
+    %{scopes: ["write:mutes"]} when action in [:mute_conversation, :unmute_conversation]
+  )
+
+  plug(
+    OAuthScopesPlug,
+    %{@unauthenticated_access | scopes: ["read:accounts"]}
+    when action in [:favourited_by, :reblogged_by]
+  )
+
+  plug(OAuthScopesPlug, %{scopes: ["write:accounts"]} when action in [:pin, :unpin])
+
+  # Note: scope not present in Mastodon: write:bookmarks
+  plug(
+    OAuthScopesPlug,
+    %{scopes: ["write:bookmarks"]} when action in [:bookmark, :unbookmark]
+  )
+
+  plug(Pleroma.Plugs.EnsurePublicOrAuthenticatedPlug)
+
+  @rate_limited_status_actions ~w(reblog unreblog favourite unfavourite create delete)a
+
+  plug(
+    RateLimiter,
+    {:status_id_action, bucket_name: "status_id_action:reblog_unreblog", params: ["id"]}
+    when action in ~w(reblog unreblog)a
+  )
+
+  plug(
+    RateLimiter,
+    {:status_id_action, bucket_name: "status_id_action:fav_unfav", params: ["id"]}
+    when action in ~w(favourite unfavourite)a
+  )
+
+  plug(RateLimiter, :statuses_actions when action in @rate_limited_status_actions)
+
+  action_fallback(Pleroma.Web.MastodonAPI.FallbackController)
+
+  @doc """
+  GET `/api/v1/statuses?ids[]=1&ids[]=2`
+
+  `ids` query param is required
+  """
+  def index(%{assigns: %{user: user}} = conn, %{"ids" => ids}) do
+    limit = 100
+
+    activities =
+      ids
+      |> Enum.take(limit)
+      |> Activity.all_by_ids_with_object()
+      |> Enum.filter(&Visibility.visible_for_user?(&1, user))
+
+    render(conn, "index.json", activities: activities, for: user, as: :activity)
+  end
+
+  @doc """
+  POST /api/v1/statuses
+
+  Creates a scheduled status when `scheduled_at` param is present and it's far enough
+  """
+  def create(
+        %{assigns: %{user: user}} = conn,
+        %{"status" => _, "scheduled_at" => scheduled_at} = params
+      ) do
+    params = Map.put(params, "in_reply_to_status_id", params["in_reply_to_id"])
+
+    if ScheduledActivity.far_enough?(scheduled_at) do
+      with {:ok, scheduled_activity} <-
+             ScheduledActivity.create(user, %{"params" => params, "scheduled_at" => scheduled_at}) do
+        conn
+        |> put_view(ScheduledActivityView)
+        |> render("show.json", scheduled_activity: scheduled_activity)
+      end
+    else
+      create(conn, Map.drop(params, ["scheduled_at"]))
+    end
+  end
+
+  @doc """
+  POST /api/v1/statuses
+
+  Creates a regular status
+  """
+  def create(%{assigns: %{user: user}} = conn, %{"status" => _} = params) do
+    params = Map.put(params, "in_reply_to_status_id", params["in_reply_to_id"])
+
+    with {:ok, activity} <- CommonAPI.post(user, params) do
+      try_render(conn, "show.json",
+        activity: activity,
+        for: user,
+        as: :activity,
+        with_direct_conversation_id: true
+      )
+    else
+      {:error, message} ->
+        conn
+        |> put_status(:unprocessable_entity)
+        |> json(%{error: message})
+    end
+  end
+
+  def create(%{assigns: %{user: _user}} = conn, %{"media_ids" => _} = params) do
+    create(conn, Map.put(params, "status", ""))
+  end
+
+  @doc "GET /api/v1/statuses/:id"
+  def show(%{assigns: %{user: user}} = conn, %{"id" => id}) do
+    with %Activity{} = activity <- Activity.get_by_id_with_object(id),
+         true <- Visibility.visible_for_user?(activity, user) do
+      try_render(conn, "show.json", activity: activity, for: user)
+    end
+  end
+
+  @doc "DELETE /api/v1/statuses/:id"
+  def delete(%{assigns: %{user: user}} = conn, %{"id" => id}) do
+    with {:ok, %Activity{}} <- CommonAPI.delete(id, user) do
+      json(conn, %{})
+    else
+      _e -> render_error(conn, :forbidden, "Can't delete this post")
+    end
+  end
+
+  @doc "POST /api/v1/statuses/:id/reblog"
+  def reblog(%{assigns: %{user: user}} = conn, %{"id" => ap_id_or_id}) do
+    with {:ok, announce, _activity} <- CommonAPI.repeat(ap_id_or_id, user),
+         %Activity{} = announce <- Activity.normalize(announce.data) do
+      try_render(conn, "show.json", %{activity: announce, for: user, as: :activity})
+    end
+  end
+
+  @doc "POST /api/v1/statuses/:id/unreblog"
+  def unreblog(%{assigns: %{user: user}} = conn, %{"id" => 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_with_object(id) do
+      try_render(conn, "show.json", %{activity: activity, for: user, as: :activity})
+    end
+  end
+
+  @doc "POST /api/v1/statuses/:id/favourite"
+  def favourite(%{assigns: %{user: user}} = conn, %{"id" => 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
+      try_render(conn, "show.json", activity: activity, for: user, as: :activity)
+    end
+  end
+
+  @doc "POST /api/v1/statuses/:id/unfavourite"
+  def unfavourite(%{assigns: %{user: user}} = conn, %{"id" => ap_id_or_id}) do
+    with {:ok, _, _, %{data: %{"id" => id}}} <- CommonAPI.unfavorite(ap_id_or_id, user),
+         %Activity{} = activity <- Activity.get_create_by_object_ap_id(id) do
+      try_render(conn, "show.json", activity: activity, for: user, as: :activity)
+    end
+  end
+
+  @doc "POST /api/v1/statuses/:id/pin"
+  def pin(%{assigns: %{user: user}} = conn, %{"id" => ap_id_or_id}) do
+    with {:ok, activity} <- CommonAPI.pin(ap_id_or_id, user) do
+      try_render(conn, "show.json", activity: activity, for: user, as: :activity)
+    end
+  end
+
+  @doc "POST /api/v1/statuses/:id/unpin"
+  def unpin(%{assigns: %{user: user}} = conn, %{"id" => ap_id_or_id}) do
+    with {:ok, activity} <- CommonAPI.unpin(ap_id_or_id, user) do
+      try_render(conn, "show.json", activity: activity, for: user, as: :activity)
+    end
+  end
+
+  @doc "POST /api/v1/statuses/:id/bookmark"
+  def bookmark(%{assigns: %{user: user}} = conn, %{"id" => id}) do
+    with %Activity{} = activity <- Activity.get_by_id_with_object(id),
+         %User{} = user <- User.get_cached_by_nickname(user.nickname),
+         true <- Visibility.visible_for_user?(activity, user),
+         {:ok, _bookmark} <- Bookmark.create(user.id, activity.id) do
+      try_render(conn, "show.json", activity: activity, for: user, as: :activity)
+    end
+  end
+
+  @doc "POST /api/v1/statuses/:id/unbookmark"
+  def unbookmark(%{assigns: %{user: user}} = conn, %{"id" => id}) do
+    with %Activity{} = activity <- Activity.get_by_id_with_object(id),
+         %User{} = user <- User.get_cached_by_nickname(user.nickname),
+         true <- Visibility.visible_for_user?(activity, user),
+         {:ok, _bookmark} <- Bookmark.destroy(user.id, activity.id) do
+      try_render(conn, "show.json", activity: activity, for: user, as: :activity)
+    end
+  end
+
+  @doc "POST /api/v1/statuses/:id/mute"
+  def mute_conversation(%{assigns: %{user: user}} = conn, %{"id" => id}) do
+    with %Activity{} = activity <- Activity.get_by_id(id),
+         {:ok, activity} <- CommonAPI.add_mute(user, activity) do
+      try_render(conn, "show.json", activity: activity, for: user, as: :activity)
+    end
+  end
+
+  @doc "POST /api/v1/statuses/:id/unmute"
+  def unmute_conversation(%{assigns: %{user: user}} = conn, %{"id" => id}) do
+    with %Activity{} = activity <- Activity.get_by_id(id),
+         {:ok, activity} <- CommonAPI.remove_mute(user, activity) do
+      try_render(conn, "show.json", activity: activity, for: user, as: :activity)
+    end
+  end
+
+  @doc "GET /api/v1/statuses/:id/card"
+  @deprecated "https://github.com/tootsuite/mastodon/pull/11213"
+  def card(%{assigns: %{user: user}} = conn, %{"id" => status_id}) do
+    with %Activity{} = activity <- Activity.get_by_id(status_id),
+         true <- Visibility.visible_for_user?(activity, user) do
+      data = Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity)
+      render(conn, "card.json", data)
+    else
+      _ -> render_error(conn, :not_found, "Record not found")
+    end
+  end
+
+  @doc "GET /api/v1/statuses/:id/favourited_by"
+  def favourited_by(%{assigns: %{user: user}} = conn, %{"id" => id}) do
+    with %Activity{} = activity <- Activity.get_by_id_with_object(id),
+         {:visible, true} <- {:visible, Visibility.visible_for_user?(activity, user)},
+         %Object{data: %{"likes" => likes}} <- Object.normalize(activity) do
+      users =
+        User
+        |> Ecto.Query.where([u], u.ap_id in ^likes)
+        |> Repo.all()
+        |> Enum.filter(&(not User.blocks?(user, &1)))
+
+      conn
+      |> put_view(AccountView)
+      |> render("index.json", for: user, users: users, as: :user)
+    else
+      {:visible, false} -> {:error, :not_found}
+      _ -> json(conn, [])
+    end
+  end
+
+  @doc "GET /api/v1/statuses/:id/reblogged_by"
+  def reblogged_by(%{assigns: %{user: user}} = conn, %{"id" => id}) do
+    with %Activity{} = activity <- Activity.get_by_id_with_object(id),
+         {:visible, true} <- {:visible, Visibility.visible_for_user?(activity, user)},
+         %Object{data: %{"announcements" => announces}} <- Object.normalize(activity) do
+      users =
+        User
+        |> Ecto.Query.where([u], u.ap_id in ^announces)
+        |> Repo.all()
+        |> Enum.filter(&(not User.blocks?(user, &1)))
+
+      conn
+      |> put_view(AccountView)
+      |> render("index.json", for: user, users: users, as: :user)
+    else
+      {:visible, false} -> {:error, :not_found}
+      _ -> json(conn, [])
+    end
+  end
+
+  @doc "GET /api/v1/statuses/:id/context"
+  def context(%{assigns: %{user: user}} = conn, %{"id" => id}) do
+    with %Activity{} = activity <- Activity.get_by_id(id) do
+      activities =
+        ActivityPub.fetch_activities_for_context(activity.data["context"], %{
+          "blocking_user" => user,
+          "user" => user,
+          "exclude_id" => activity.id
+        })
+
+      render(conn, "context.json", activity: activity, activities: activities, user: user)
+    end
+  end
+end

lib/pleroma/web/mastodon_api/controllers/timeline_controller.ex

@@ -0,0 +1,142 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.MastodonAPI.TimelineController do
+  use Pleroma.Web, :controller
+
+  import Pleroma.Web.ControllerHelper,
+    only: [add_link_headers: 2, add_link_headers: 3, truthy_param?: 1]
+
+  alias Pleroma.Pagination
+  alias Pleroma.Plugs.OAuthScopesPlug
+  alias Pleroma.Web.ActivityPub.ActivityPub
+
+  plug(OAuthScopesPlug, %{scopes: ["read:statuses"]} when action in [:home, :direct])
+  plug(OAuthScopesPlug, %{scopes: ["read:lists"]} when action == :list)
+
+  plug(Pleroma.Plugs.EnsurePublicOrAuthenticatedPlug)
+
+  plug(:put_view, Pleroma.Web.MastodonAPI.StatusView)
+
+  # GET /api/v1/timelines/home
+  def home(%{assigns: %{user: user}} = conn, params) do
+    params =
+      params
+      |> Map.put("type", ["Create", "Announce"])
+      |> Map.put("blocking_user", user)
+      |> Map.put("muting_user", user)
+      |> Map.put("user", user)
+
+    recipients = [user.ap_id | user.following]
+
+    activities =
+      recipients
+      |> ActivityPub.fetch_activities(params)
+      |> Enum.reverse()
+
+    conn
+    |> add_link_headers(activities)
+    |> render("index.json", activities: activities, for: user, as: :activity)
+  end
+
+  # GET /api/v1/timelines/direct
+  def direct(%{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")
+
+    activities =
+      [user.ap_id]
+      |> ActivityPub.fetch_activities_query(params)
+      |> Pagination.fetch_paginated(params)
+
+    conn
+    |> add_link_headers(activities)
+    |> render("index.json", activities: activities, for: user, as: :activity)
+  end
+
+  # GET /api/v1/timelines/public
+  def public(%{assigns: %{user: user}} = conn, params) do
+    local_only = truthy_param?(params["local"])
+
+    activities =
+      params
+      |> Map.put("type", ["Create", "Announce"])
+      |> Map.put("local_only", local_only)
+      |> Map.put("blocking_user", user)
+      |> Map.put("muting_user", user)
+      |> ActivityPub.fetch_public_activities()
+      |> Enum.reverse()
+
+    conn
+    |> add_link_headers(activities, %{"local" => local_only})
+    |> render("index.json", activities: activities, for: user, as: :activity)
+  end
+
+  # GET /api/v1/timelines/tag/:tag
+  def hashtag(%{assigns: %{user: user}} = conn, params) do
+    local_only = truthy_param?(params["local"])
+
+    tags =
+      [params["tag"], params["any"]]
+      |> List.flatten()
+      |> Enum.uniq()
+      |> Enum.filter(& &1)
+      |> Enum.map(&String.downcase(&1))
+
+    tag_all =
+      params
+      |> Map.get("all", [])
+      |> Enum.map(&String.downcase(&1))
+
+    tag_reject =
+      params
+      |> Map.get("none", [])
+      |> Enum.map(&String.downcase(&1))
+
+    activities =
+      params
+      |> Map.put("type", "Create")
+      |> Map.put("local_only", local_only)
+      |> Map.put("blocking_user", user)
+      |> Map.put("muting_user", user)
+      |> Map.put("user", user)
+      |> Map.put("tag", tags)
+      |> Map.put("tag_all", tag_all)
+      |> Map.put("tag_reject", tag_reject)
+      |> ActivityPub.fetch_public_activities()
+      |> Enum.reverse()
+
+    conn
+    |> add_link_headers(activities, %{"local" => local_only})
+    |> render("index.json", activities: activities, for: user, as: :activity)
+  end
+
+  # GET /api/v1/timelines/list/:list_id
+  def list(%{assigns: %{user: user}} = conn, %{"list_id" => id} = params) do
+    with %Pleroma.List{title: _title, following: following} <- Pleroma.List.get(id, user) do
+      params =
+        params
+        |> Map.put("type", "Create")
+        |> Map.put("blocking_user", user)
+        |> Map.put("user", user)
+        |> Map.put("muting_user", user)
+
+      # we must filter the following list for the user to avoid leaking statuses the user
+      # does not actually have permission to see (for more info, peruse security issue #270).
+      activities =
+        following
+        |> Enum.filter(fn x -> x in user.following end)
+        |> ActivityPub.fetch_activities_bounded(following, params)
+        |> Enum.reverse()
+
+      render(conn, "index.json", activities: activities, for: user, as: :activity)
+    else
+      _e -> render_error(conn, :forbidden, "Error.")
+    end
+  end
+end

lib/pleroma/web/mastodon_api/views/account_view.ex

@@ -11,15 +11,15 @@ defmodule Pleroma.Web.MastodonAPI.AccountView do
   alias Pleroma.Web.MastodonAPI.AccountView
   alias Pleroma.Web.MediaProxy
 
-  def render("accounts.json", %{users: users} = opts) do
+  def render("index.json", %{users: users} = opts) do
     users
-    |> render_many(AccountView, "account.json", opts)
+    |> render_many(AccountView, "show.json", opts)
     |> Enum.filter(&Enum.any?/1)
   end
 
-  def render("account.json", %{user: user} = opts) do
+  def render("show.json", %{user: user} = opts) do
     if User.visible_for?(user, opts[:for]),
-      do: do_render("account.json", opts),
+      do: do_render("show.json", opts),
       else: %{}
   end
 
@@ -66,7 +66,7 @@ defmodule Pleroma.Web.MastodonAPI.AccountView do
     render_many(targets, AccountView, "relationship.json", user: user, as: :target)
   end
 
-  defp do_render("account.json", %{user: user} = opts) do
+  defp do_render("show.json", %{user: user} = opts) do
     display_name = HTML.strip_tags(user.name || user.nickname)
 
     image = User.avatar_url(user) |> MediaProxy.url()
@@ -116,6 +116,8 @@ defmodule Pleroma.Web.MastodonAPI.AccountView do
     bio = HTML.filter_tags(user.bio, User.html_filter_policy(opts[:for]))
     relationship = render("relationship.json", %{user: opts[:for], target: user})
 
+    discoverable = user.info.discoverable
+
     %{
       id: to_string(user.id),
       username: username_from_nickname(user.nickname),
@@ -139,7 +141,9 @@ defmodule Pleroma.Web.MastodonAPI.AccountView do
         note: HTML.strip_tags((user.bio || "") |> String.replace("<br>", "\n")),
         sensitive: false,
         fields: raw_fields,
-        pleroma: %{}
+        pleroma: %{
+          discoverable: discoverable
+        }
       },
 
       # Pleroma extension
@@ -162,6 +166,7 @@ defmodule Pleroma.Web.MastodonAPI.AccountView do
     |> maybe_put_settings_store(user, opts[:for], opts)
     |> maybe_put_chat_token(user, opts[:for], opts)
     |> maybe_put_activation_status(user, opts[:for])
+    |> maybe_put_follow_requests_count(user, opts[:for])
   end
 
   defp username_from_nickname(string) when is_binary(string) do
@@ -170,6 +175,21 @@ defmodule Pleroma.Web.MastodonAPI.AccountView do
 
   defp username_from_nickname(_), do: nil
 
+  defp maybe_put_follow_requests_count(
+         data,
+         %User{id: user_id} = user,
+         %User{id: user_id}
+       ) do
+    count =
+      User.get_follow_requests(user)
+      |> length()
+
+    data
+    |> Kernel.put_in([:follow_requests_count], count)
+  end
+
+  defp maybe_put_follow_requests_count(data, _, _), do: data
+
   defp maybe_put_settings(
          data,
          %User{id: user_id} = user,

lib/pleroma/web/mastodon_api/views/conversation_view.ex

@@ -11,6 +11,10 @@ defmodule Pleroma.Web.MastodonAPI.ConversationView do
   alias Pleroma.Web.MastodonAPI.AccountView
   alias Pleroma.Web.MastodonAPI.StatusView
 
+  def render("participations.json", %{participations: participations, for: user}) do
+    render_many(participations, __MODULE__, "participation.json", as: :participation, for: user)
+  end
+
   def render("participation.json", %{participation: participation, for: user}) do
     participation = Repo.preload(participation, conversation: [], recipients: [])
 
@@ -23,25 +27,14 @@ defmodule Pleroma.Web.MastodonAPI.ConversationView do
       end
 
     activity = Activity.get_by_id_with_object(last_activity_id)
-
-    last_status = StatusView.render("status.json", %{activity: activity, for: user})
-
     # Conversations return all users except the current user.
-    users =
-      participation.recipients
-      |> Enum.reject(&(&1.id == user.id))
-
-    accounts =
-      AccountView.render("accounts.json", %{
-        users: users,
-        as: :user
-      })
+    users = Enum.reject(participation.recipients, &(&1.id == user.id))
 
     %{
       id: participation.id |> to_string(),
-      accounts: accounts,
+      accounts: render(AccountView, "index.json", users: users, as: :user),
       unread: !participation.read,
-      last_status: last_status
+      last_status: render(StatusView, "show.json", activity: activity, for: user)
     }
   end
 end

lib/pleroma/web/mastodon_api/views/notification_view.ex

@@ -29,7 +29,7 @@ defmodule Pleroma.Web.MastodonAPI.NotificationView do
       id: to_string(notification.id),
       type: mastodon_type,
       created_at: CommonAPI.Utils.to_masto_date(notification.inserted_at),
-      account: AccountView.render("account.json", %{user: actor, for: user}),
+      account: AccountView.render("show.json", %{user: actor, for: user}),
       pleroma: %{
         is_seen: notification.seen
       }
@@ -39,19 +39,19 @@ defmodule Pleroma.Web.MastodonAPI.NotificationView do
       "mention" ->
         response
         |> Map.merge(%{
-          status: StatusView.render("status.json", %{activity: activity, for: user})
+          status: StatusView.render("show.json", %{activity: activity, for: user})
         })
 
       "favourite" ->
         response
         |> Map.merge(%{
-          status: StatusView.render("status.json", %{activity: parent_activity, for: user})
+          status: StatusView.render("show.json", %{activity: parent_activity, for: user})
         })
 
       "reblog" ->
         response
         |> Map.merge(%{
-          status: StatusView.render("status.json", %{activity: parent_activity, for: user})
+          status: StatusView.render("show.json", %{activity: parent_activity, for: user})
         })
 
       "follow" ->

lib/pleroma/web/mastodon_api/views/report_view.ex

@@ -5,7 +5,7 @@
 defmodule Pleroma.Web.MastodonAPI.ReportView do
   use Pleroma.Web, :view
 
-  def render("report.json", %{activity: activity}) do
+  def render("show.json", %{activity: activity}) do
     %{
       id: to_string(activity.id),
       action_taken: false

lib/pleroma/web/mastodon_api/views/scheduled_activity_view.ex

@@ -7,11 +7,10 @@ defmodule Pleroma.Web.MastodonAPI.ScheduledActivityView do
 
   alias Pleroma.ScheduledActivity
   alias Pleroma.Web.CommonAPI
-  alias Pleroma.Web.MastodonAPI.ScheduledActivityView
   alias Pleroma.Web.MastodonAPI.StatusView
 
   def render("index.json", %{scheduled_activities: scheduled_activities}) do
-    render_many(scheduled_activities, ScheduledActivityView, "show.json")
+    render_many(scheduled_activities, __MODULE__, "show.json")
   end
 
   def render("show.json", %{scheduled_activity: %ScheduledActivity{} = scheduled_activity}) do
@@ -24,12 +23,8 @@ defmodule Pleroma.Web.MastodonAPI.ScheduledActivityView do
   end
 
   defp with_media_attachments(data, %{params: %{"media_attachments" => media_attachments}}) do
-    try do
-      attachments = render_many(media_attachments, StatusView, "attachment.json", as: :attachment)
-      Map.put(data, :media_attachments, attachments)
-    rescue
-      _ -> data
-    end
+    attachments = render_many(media_attachments, StatusView, "attachment.json", as: :attachment)
+    Map.put(data, :media_attachments, attachments)
   end
 
   defp with_media_attachments(data, _), do: data
@@ -45,13 +40,9 @@ defmodule Pleroma.Web.MastodonAPI.ScheduledActivityView do
       in_reply_to_id: params["in_reply_to_id"]
     }
 
-    data =
-      if media_ids = params["media_ids"] do
-        Map.put(data, :media_ids, media_ids)
-      else
-        data
-      end
-
-    data
+    case params["media_ids"] do
+      nil -> data
+      media_ids -> Map.put(data, :media_ids, media_ids)
+    end
   end
 end

lib/pleroma/web/mastodon_api/views/status_view.ex

@@ -73,17 +73,13 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
 
   def render("index.json", opts) do
     replied_to_activities = get_replied_to_activities(opts.activities)
+    opts = Map.put(opts, :replied_to_activities, replied_to_activities)
 
-    opts.activities
-    |> safe_render_many(
-      StatusView,
-      "status.json",
-      Map.put(opts, :replied_to_activities, replied_to_activities)
-    )
+    safe_render_many(opts.activities, StatusView, "show.json", opts)
   end
 
   def render(
-        "status.json",
+        "show.json",
         %{activity: %{data: %{"type" => "Announce", "object" => _object}} = activity} = opts
       ) do
     user = get_user(activity.data["actor"])
@@ -96,7 +92,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
       |> Activity.with_set_thread_muted_field(opts[:for])
       |> Repo.one()
 
-    reblogged = render("status.json", Map.put(opts, :activity, reblogged_activity))
+    reblogged = render("show.json", Map.put(opts, :activity, reblogged_activity))
 
     favorited = opts[:for] && opts[:for].ap_id in (activity_object.data["likes"] || [])
 
@@ -112,7 +108,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
       id: to_string(activity.id),
       uri: activity_object.data["id"],
       url: activity_object.data["id"],
-      account: AccountView.render("account.json", %{user: user, for: opts[:for]}),
+      account: AccountView.render("show.json", %{user: user, for: opts[:for]}),
       in_reply_to_id: nil,
       in_reply_to_account_id: nil,
       reblog: reblogged,
@@ -144,7 +140,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
     }
   end
 
-  def render("status.json", %{activity: %{data: %{"object" => _object}} = activity} = opts) do
+  def render("show.json", %{activity: %{data: %{"object" => _object}} = activity} = opts) do
     object = Object.normalize(activity)
 
     user = get_user(activity.data["actor"])
@@ -262,7 +258,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
       id: to_string(activity.id),
       uri: object.data["id"],
       url: url,
-      account: AccountView.render("account.json", %{user: user, for: opts[:for]}),
+      account: AccountView.render("show.json", %{user: user, for: opts[:for]}),
       in_reply_to_id: reply_to && to_string(reply_to.id),
       in_reply_to_account_id: reply_to_user && to_string(reply_to_user.id),
       reblog: nil,
@@ -303,7 +299,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
     }
   end
 
-  def render("status.json", _) do
+  def render("show.json", _) do
     nil
   end
 
@@ -343,9 +339,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
     }
   end
 
-  def render("card.json", _) do
-    nil
-  end
+  def render("card.json", _), do: nil
 
   def render("attachment.json", %{attachment: attachment}) do
     [attachment_url | _] = attachment["url"]
@@ -374,6 +368,27 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
     }
   end
 
+  def render("listen.json", %{activity: %Activity{data: %{"type" => "Listen"}} = activity} = opts) do
+    object = Object.normalize(activity)
+
+    user = get_user(activity.data["actor"])
+    created_at = Utils.to_masto_date(activity.data["published"])
+
+    %{
+      id: activity.id,
+      account: AccountView.render("show.json", %{user: user, for: opts[:for]}),
+      created_at: created_at,
+      title: object.data["title"] |> HTML.strip_tags(),
+      artist: object.data["artist"] |> HTML.strip_tags(),
+      album: object.data["album"] |> HTML.strip_tags(),
+      length: object.data["length"]
+    }
+  end
+
+  def render("listens.json", opts) do
+    safe_render_many(opts.activities, StatusView, "listen.json", opts)
+  end
+
   def render("poll.json", %{object: object} = opts) do
     {multiple, options} =
       case object.data do
@@ -443,6 +458,20 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
     end
   end
 
+  def render("context.json", %{activity: activity, activities: activities, user: user}) do
+    %{ancestors: ancestors, descendants: descendants} =
+      activities
+      |> Enum.reverse()
+      |> Enum.group_by(fn %{id: id} -> if id < activity.id, do: :ancestors, else: :descendants end)
+      |> Map.put_new(:ancestors, [])
+      |> Map.put_new(:descendants, [])
+
+    %{
+      ancestors: render("index.json", for: user, activities: ancestors, as: :activity),
+      descendants: render("index.json", for: user, activities: descendants, as: :activity)
+    }
+  end
+
   def get_reply_to(activity, %{replied_to_activities: replied_to_activities}) do
     object = Object.normalize(activity)