git.squeep.com Git - akkoma/blob - lib/pleroma/web/mastodon_api/controllers/account_controller.ex

   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.MastodonAPI.AccountController do
   6   use Pleroma.Web, :controller
   7
   8   import Pleroma.Web.ControllerHelper,
   9     only: [add_link_headers: 2, truthy_param?: 1, assign_account_by_id: 2, json_response: 3]
  10
  11   alias Pleroma.Emoji
  12   alias Pleroma.Plugs.OAuthScopesPlug
  13   alias Pleroma.Plugs.RateLimiter
  14   alias Pleroma.User
  15   alias Pleroma.Web.ActivityPub.ActivityPub
  16   alias Pleroma.Web.CommonAPI
  17   alias Pleroma.Web.MastodonAPI.ListView
  18   alias Pleroma.Web.MastodonAPI.MastodonAPI
  19   alias Pleroma.Web.MastodonAPI.StatusView
  20   alias Pleroma.Web.OAuth.Token
  21   alias Pleroma.Web.TwitterAPI.TwitterAPI
  22
  23   plug(
  24     OAuthScopesPlug,
  25     %{fallback: :proceed_unauthenticated, scopes: ["read:accounts"]}
  26     when action == :show
  27   )
  28
  29   plug(
  30     OAuthScopesPlug,
  31     %{scopes: ["read:accounts"]}
  32     when action in [:endorsements, :verify_credentials, :followers, :following]
  33   )
  34
  35   plug(OAuthScopesPlug, %{scopes: ["write:accounts"]} when action == :update_credentials)
  36
  37   plug(OAuthScopesPlug, %{scopes: ["read:lists"]} when action == :lists)
  38
  39   plug(
  40     OAuthScopesPlug,
  41     %{scopes: ["follow", "read:blocks"]} when action == :blocks
  42   )
  43
  44   plug(
  45     OAuthScopesPlug,
  46     %{scopes: ["follow", "write:blocks"]} when action in [:block, :unblock]
  47   )
  48
  49   plug(OAuthScopesPlug, %{scopes: ["read:follows"]} when action == :relationships)
  50
  51   # Note: :follows (POST /api/v1/follows) is the same as :follow, consider removing :follows
  52   plug(
  53     OAuthScopesPlug,
  54     %{scopes: ["follow", "write:follows"]} when action in [:follows, :follow, :unfollow]
  55   )
  56
  57   plug(OAuthScopesPlug, %{scopes: ["follow", "read:mutes"]} when action == :mutes)
  58
  59   plug(OAuthScopesPlug, %{scopes: ["follow", "write:mutes"]} when action in [:mute, :unmute])
  60
  61   plug(
  62     Pleroma.Plugs.EnsurePublicOrAuthenticatedPlug
  63     when action != :create
  64   )
  65
  66   @relations [:follow, :unfollow]
  67   @needs_account ~W(followers following lists follow unfollow mute unmute block unblock)a
  68
  69   plug(RateLimiter, [name: :relations_id_action, params: ["id", "uri"]] when action in @relations)
  70   plug(RateLimiter, [name: :relations_actions] when action in @relations)
  71   plug(RateLimiter, [name: :app_account_creation] when action == :create)
  72   plug(:assign_account_by_id when action in @needs_account)
  73
  74   action_fallback(Pleroma.Web.MastodonAPI.FallbackController)
  75
  76   @doc "POST /api/v1/accounts"
  77   def create(
  78         %{assigns: %{app: app}} = conn,
  79         %{"username" => nickname, "email" => _, "password" => _, "agreement" => true} = params
  80       ) do
  81     params =
  82       params
  83       |> Map.take([
  84         "email",
  85         "captcha_solution",
  86         "captcha_token",
  87         "captcha_answer_data",
  88         "token",
  89         "password"
  90       ])
  91       |> Map.put("nickname", nickname)
  92       |> Map.put("fullname", params["fullname"] || nickname)
  93       |> Map.put("bio", params["bio"] || "")
  94       |> Map.put("confirm", params["password"])
  95
  96     with {:ok, user} <- TwitterAPI.register_user(params, need_confirmation: true),
  97          {:ok, token} <- Token.create_token(app, user, %{scopes: app.scopes}) do
  98       json(conn, %{
  99         token_type: "Bearer",
 100         access_token: token.token,
 101         scope: app.scopes,
 102         created_at: Token.Utils.format_created_at(token)
 103       })
 104     else
 105       {:error, errors} -> json_response(conn, :bad_request, errors)
 106     end
 107   end
 108
 109   def create(%{assigns: %{app: _app}} = conn, _) do
 110     render_error(conn, :bad_request, "Missing parameters")
 111   end
 112
 113   def create(conn, _) do
 114     render_error(conn, :forbidden, "Invalid credentials")
 115   end
 116
 117   @doc "GET /api/v1/accounts/verify_credentials"
 118   def verify_credentials(%{assigns: %{user: user}} = conn, _) do
 119     chat_token = Phoenix.Token.sign(conn, "user socket", user.id)
 120
 121     render(conn, "show.json",
 122       user: user,
 123       for: user,
 124       with_pleroma_settings: true,
 125       with_chat_token: chat_token
 126     )
 127   end
 128
 129   @doc "PATCH /api/v1/accounts/update_credentials"
 130   def update_credentials(%{assigns: %{user: original_user}} = conn, params) do
 131     user = original_user
 132
 133     params =
 134       if Map.has_key?(params, "fields_attributes") do
 135         Map.update!(params, "fields_attributes", fn fields ->
 136           fields
 137           |> normalize_fields_attributes()
 138           |> Enum.filter(fn %{"name" => n} -> n != "" end)
 139         end)
 140       else
 141         params
 142       end
 143
 144     user_params =
 145       [
 146         :no_rich_text,
 147         :locked,
 148         :hide_followers_count,
 149         :hide_follows_count,
 150         :hide_followers,
 151         :hide_follows,
 152         :hide_favorites,
 153         :show_role,
 154         :skip_thread_containment,
 155         :allow_following_move,
 156         :discoverable
 157       ]
 158       |> Enum.reduce(%{}, fn key, acc ->
 159         add_if_present(acc, params, to_string(key), key, &{:ok, truthy_param?(&1)})
 160       end)
 161       |> add_if_present(params, "display_name", :name)
 162       |> add_if_present(params, "note", :bio, fn value -> {:ok, User.parse_bio(value, user)} end)
 163       |> add_if_present(params, "avatar", :avatar, fn value ->
 164         with %Plug.Upload{} <- value,
 165              {:ok, object} <- ActivityPub.upload(value, type: :avatar) do
 166           {:ok, object.data}
 167         end
 168       end)
 169       |> add_if_present(params, "header", :banner, fn value ->
 170         with %Plug.Upload{} <- value,
 171              {:ok, object} <- ActivityPub.upload(value, type: :banner) do
 172           {:ok, object.data}
 173         end
 174       end)
 175       |> add_if_present(params, "pleroma_background_image", :background, fn value ->
 176         with %Plug.Upload{} <- value,
 177              {:ok, object} <- ActivityPub.upload(value, type: :background) do
 178           {:ok, object.data}
 179         end
 180       end)
 181       |> add_if_present(params, "fields_attributes", :fields, fn fields ->
 182         fields = Enum.map(fields, fn f -> Map.update!(f, "value", &AutoLinker.link(&1)) end)
 183
 184         {:ok, fields}
 185       end)
 186       |> add_if_present(params, "fields_attributes", :raw_fields)
 187       |> add_if_present(params, "pleroma_settings_store", :pleroma_settings_store, fn value ->
 188         {:ok, Map.merge(user.pleroma_settings_store, value)}
 189       end)
 190       |> add_if_present(params, "default_scope", :default_scope)
 191
 192     emojis_text = (user_params["display_name"] || "") <> (user_params["note"] || "")
 193
 194     user_emojis =
 195       user
 196       |> Map.get(:emoji, [])
 197       |> Enum.concat(Emoji.Formatter.get_emoji_map(emojis_text))
 198       |> Enum.dedup()
 199
 200     user_params = Map.put(user_params, :emoji, user_emojis)
 201     changeset = User.update_changeset(user, user_params)
 202
 203     with {:ok, user} <- User.update_and_set_cache(changeset) do
 204       if original_user != user, do: CommonAPI.update(user)
 205
 206       render(conn, "show.json", user: user, for: user, with_pleroma_settings: true)
 207     else
 208       _e -> render_error(conn, :forbidden, "Invalid request")
 209     end
 210   end
 211
 212   defp add_if_present(map, params, params_field, map_field, value_function \\ &{:ok, &1}) do
 213     with true <- Map.has_key?(params, params_field),
 214          {:ok, new_value} <- value_function.(params[params_field]) do
 215       Map.put(map, map_field, new_value)
 216     else
 217       _ -> map
 218     end
 219   end
 220
 221   defp normalize_fields_attributes(fields) do
 222     if Enum.all?(fields, &is_tuple/1) do
 223       Enum.map(fields, fn {_, v} -> v end)
 224     else
 225       fields
 226     end
 227   end
 228
 229   @doc "GET /api/v1/accounts/relationships"
 230   def relationships(%{assigns: %{user: user}} = conn, %{"id" => id}) do
 231     targets = User.get_all_by_ids(List.wrap(id))
 232
 233     render(conn, "relationships.json", user: user, targets: targets)
 234   end
 235
 236   # Instead of returning a 400 when no "id" params is present, Mastodon returns an empty array.
 237   def relationships(%{assigns: %{user: _user}} = conn, _), do: json(conn, [])
 238
 239   @doc "GET /api/v1/accounts/:id"
 240   def show(%{assigns: %{user: for_user}} = conn, %{"id" => nickname_or_id}) do
 241     with %User{} = user <- User.get_cached_by_nickname_or_id(nickname_or_id, for: for_user),
 242          true <- User.visible_for?(user, for_user) do
 243       render(conn, "show.json", user: user, for: for_user)
 244     else
 245       _e -> render_error(conn, :not_found, "Can't find user")
 246     end
 247   end
 248
 249   @doc "GET /api/v1/accounts/:id/statuses"
 250   def statuses(%{assigns: %{user: reading_user}} = conn, params) do
 251     with %User{} = user <- User.get_cached_by_nickname_or_id(params["id"], for: reading_user) do
 252       params = Map.put(params, "tag", params["tagged"])
 253       activities = ActivityPub.fetch_user_activities(user, reading_user, params)
 254
 255       conn
 256       |> add_link_headers(activities)
 257       |> put_view(StatusView)
 258       |> render("index.json", activities: activities, for: reading_user, as: :activity)
 259     end
 260   end
 261
 262   @doc "GET /api/v1/accounts/:id/followers"
 263   def followers(%{assigns: %{user: for_user, account: user}} = conn, params) do
 264     followers =
 265       cond do
 266         for_user && user.id == for_user.id -> MastodonAPI.get_followers(user, params)
 267         user.hide_followers -> []
 268         true -> MastodonAPI.get_followers(user, params)
 269       end
 270
 271     conn
 272     |> add_link_headers(followers)
 273     |> render("index.json", for: for_user, users: followers, as: :user)
 274   end
 275
 276   @doc "GET /api/v1/accounts/:id/following"
 277   def following(%{assigns: %{user: for_user, account: user}} = conn, params) do
 278     followers =
 279       cond do
 280         for_user && user.id == for_user.id -> MastodonAPI.get_friends(user, params)
 281         user.hide_follows -> []
 282         true -> MastodonAPI.get_friends(user, params)
 283       end
 284
 285     conn
 286     |> add_link_headers(followers)
 287     |> render("index.json", for: for_user, users: followers, as: :user)
 288   end
 289
 290   @doc "GET /api/v1/accounts/:id/lists"
 291   def lists(%{assigns: %{user: user, account: account}} = conn, _params) do
 292     lists = Pleroma.List.get_lists_account_belongs(user, account)
 293
 294     conn
 295     |> put_view(ListView)
 296     |> render("index.json", lists: lists)
 297   end
 298
 299   @doc "POST /api/v1/accounts/:id/follow"
 300   def follow(%{assigns: %{user: %{id: id}, account: %{id: id}}}, _params) do
 301     {:error, :not_found}
 302   end
 303
 304   def follow(%{assigns: %{user: follower, account: followed}} = conn, _params) do
 305     with {:ok, follower} <- MastodonAPI.follow(follower, followed, conn.params) do
 306       render(conn, "relationship.json", user: follower, target: followed)
 307     else
 308       {:error, message} -> json_response(conn, :forbidden, %{error: message})
 309     end
 310   end
 311
 312   @doc "POST /api/v1/accounts/:id/unfollow"
 313   def unfollow(%{assigns: %{user: %{id: id}, account: %{id: id}}}, _params) do
 314     {:error, :not_found}
 315   end
 316
 317   def unfollow(%{assigns: %{user: follower, account: followed}} = conn, _params) do
 318     with {:ok, follower} <- CommonAPI.unfollow(follower, followed) do
 319       render(conn, "relationship.json", user: follower, target: followed)
 320     end
 321   end
 322
 323   @doc "POST /api/v1/accounts/:id/mute"
 324   def mute(%{assigns: %{user: muter, account: muted}} = conn, params) do
 325     notifications? = params |> Map.get("notifications", true) |> truthy_param?()
 326
 327     with {:ok, muter} <- User.mute(muter, muted, notifications?) do
 328       render(conn, "relationship.json", user: muter, target: muted)
 329     else
 330       {:error, message} -> json_response(conn, :forbidden, %{error: message})
 331     end
 332   end
 333
 334   @doc "POST /api/v1/accounts/:id/unmute"
 335   def unmute(%{assigns: %{user: muter, account: muted}} = conn, _params) do
 336     with {:ok, muter} <- User.unmute(muter, muted) do
 337       render(conn, "relationship.json", user: muter, target: muted)
 338     else
 339       {:error, message} -> json_response(conn, :forbidden, %{error: message})
 340     end
 341   end
 342
 343   @doc "POST /api/v1/accounts/:id/block"
 344   def block(%{assigns: %{user: blocker, account: blocked}} = conn, _params) do
 345     with {:ok, blocker} <- User.block(blocker, blocked),
 346          {:ok, _activity} <- ActivityPub.block(blocker, blocked) do
 347       render(conn, "relationship.json", user: blocker, target: blocked)
 348     else
 349       {:error, message} -> json_response(conn, :forbidden, %{error: message})
 350     end
 351   end
 352
 353   @doc "POST /api/v1/accounts/:id/unblock"
 354   def unblock(%{assigns: %{user: blocker, account: blocked}} = conn, _params) do
 355     with {:ok, blocker} <- User.unblock(blocker, blocked),
 356          {:ok, _activity} <- ActivityPub.unblock(blocker, blocked) do
 357       render(conn, "relationship.json", user: blocker, target: blocked)
 358     else
 359       {:error, message} -> json_response(conn, :forbidden, %{error: message})
 360     end
 361   end
 362
 363   @doc "POST /api/v1/follows"
 364   def follows(%{assigns: %{user: follower}} = conn, %{"uri" => uri}) do
 365     with {_, %User{} = followed} <- {:followed, User.get_cached_by_nickname(uri)},
 366          {_, true} <- {:followed, follower.id != followed.id},
 367          {:ok, follower, followed, _} <- CommonAPI.follow(follower, followed) do
 368       render(conn, "show.json", user: followed, for: follower)
 369     else
 370       {:followed, _} -> {:error, :not_found}
 371       {:error, message} -> json_response(conn, :forbidden, %{error: message})
 372     end
 373   end
 374
 375   @doc "GET /api/v1/mutes"
 376   def mutes(%{assigns: %{user: user}} = conn, _) do
 377     render(conn, "index.json", users: User.muted_users(user), for: user, as: :user)
 378   end
 379
 380   @doc "GET /api/v1/blocks"
 381   def blocks(%{assigns: %{user: user}} = conn, _) do
 382     render(conn, "index.json", users: User.blocked_users(user), for: user, as: :user)
 383   end
 384
 385   @doc "GET /api/v1/endorsements"
 386   def endorsements(conn, params),
 387     do: Pleroma.Web.MastodonAPI.MastodonAPIController.empty_array(conn, params)
 388 end