1 # Pleroma: A lightweight social networking server
2 # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
3 # SPDX-License-Identifier: AGPL-3.0-only
5 defmodule Pleroma.Web.TwitterAPI.Controller do
6 use Pleroma.Web, :controller
8 import Pleroma.Web.ControllerHelper, only: [json_response: 3]
11 alias Pleroma.Web.ActivityPub.ActivityPub
12 alias Pleroma.Web.ActivityPub.Utils
13 alias Pleroma.Web.CommonAPI
14 alias Pleroma.Web.TwitterAPI.ActivityView
15 alias Pleroma.Web.TwitterAPI.NotificationView
16 alias Pleroma.Web.TwitterAPI.TwitterAPI
17 alias Pleroma.Web.TwitterAPI.UserView
18 alias Pleroma.Activity
20 alias Pleroma.Notification
26 plug(:only_if_public_instance when action in [:public_timeline, :public_and_external_timeline])
27 action_fallback(:errors)
29 def verify_credentials(%{assigns: %{user: user}} = conn, _params) do
30 token = Phoenix.Token.sign(conn, "user socket", user.id)
34 |> render("show.json", %{user: user, token: token, for: user})
37 def status_update(%{assigns: %{user: user}} = conn, %{"status" => _} = status_data) do
38 with media_ids <- extract_media_ids(status_data),
40 TwitterAPI.create_status(user, Map.put(status_data, "media_ids", media_ids)) do
42 |> json(ActivityView.render("activity.json", activity: activity, for: user))
44 _ -> empty_status_reply(conn)
48 def status_update(conn, _status_data) do
49 empty_status_reply(conn)
52 defp empty_status_reply(conn) do
53 bad_request_reply(conn, "Client must provide a 'status' parameter with a value.")
56 defp extract_media_ids(status_data) do
57 with media_ids when not is_nil(media_ids) <- status_data["media_ids"],
58 split_ids <- String.split(media_ids, ","),
59 clean_ids <- Enum.reject(split_ids, fn id -> String.length(id) == 0 end) do
66 def public_and_external_timeline(%{assigns: %{user: user}} = conn, params) do
69 |> Map.put("type", ["Create", "Announce"])
70 |> Map.put("blocking_user", user)
72 activities = ActivityPub.fetch_public_activities(params)
75 |> put_view(ActivityView)
76 |> render("index.json", %{activities: activities, for: user})
79 def public_timeline(%{assigns: %{user: user}} = conn, params) do
82 |> Map.put("type", ["Create", "Announce"])
83 |> Map.put("local_only", true)
84 |> Map.put("blocking_user", user)
86 activities = ActivityPub.fetch_public_activities(params)
89 |> put_view(ActivityView)
90 |> render("index.json", %{activities: activities, for: user})
93 def friends_timeline(%{assigns: %{user: user}} = conn, params) do
96 |> Map.put("type", ["Create", "Announce", "Follow", "Like"])
97 |> Map.put("blocking_user", user)
98 |> Map.put("user", user)
101 ActivityPub.fetch_activities([user.ap_id | user.following], params)
102 |> ActivityPub.contain_timeline(user)
105 |> put_view(ActivityView)
106 |> render("index.json", %{activities: activities, for: user})
109 def show_user(conn, params) do
110 for_user = conn.assigns.user
112 with {:ok, shown} <- TwitterAPI.get_user(params),
114 User.auth_active?(shown) ||
115 (for_user && (for_user.id == shown.id || User.superuser?(for_user))) do
118 %{user: shown, for: for_user}
124 |> put_view(UserView)
125 |> render("show.json", params)
128 bad_request_reply(conn, msg)
133 |> json(%{error: "Unconfirmed user"})
137 def user_timeline(%{assigns: %{user: user}} = conn, params) do
138 case TwitterAPI.get_user(user, params) do
139 {:ok, target_user} ->
140 # Twitter and ActivityPub use a different name and sense for this parameter.
141 {include_rts, params} = Map.pop(params, "include_rts")
145 x when x == "false" or x == "0" -> Map.put(params, "exclude_reblogs", "true")
149 activities = ActivityPub.fetch_user_activities(target_user, user, params)
152 |> put_view(ActivityView)
153 |> render("index.json", %{activities: activities, for: user})
156 bad_request_reply(conn, msg)
160 def mentions_timeline(%{assigns: %{user: user}} = conn, params) do
163 |> Map.put("type", ["Create", "Announce", "Follow", "Like"])
164 |> Map.put("blocking_user", user)
166 activities = ActivityPub.fetch_activities([user.ap_id], params)
169 |> put_view(ActivityView)
170 |> render("index.json", %{activities: activities, for: user})
173 def dm_timeline(%{assigns: %{user: user}} = conn, params) do
175 ActivityPub.fetch_activities_query(
177 Map.merge(params, %{"type" => "Create", "user" => user, visibility: "direct"})
180 activities = Repo.all(query)
183 |> put_view(ActivityView)
184 |> render("index.json", %{activities: activities, for: user})
187 def notifications(%{assigns: %{user: user}} = conn, params) do
188 notifications = Notification.for_user(user, params)
191 |> put_view(NotificationView)
192 |> render("notification.json", %{notifications: notifications, for: user})
195 def notifications_read(%{assigns: %{user: user}} = conn, %{"latest_id" => latest_id} = params) do
196 Notification.set_read_up_to(user, latest_id)
198 notifications = Notification.for_user(user, params)
201 |> put_view(NotificationView)
202 |> render("notification.json", %{notifications: notifications, for: user})
205 def notifications_read(%{assigns: %{user: _user}} = conn, _) do
206 bad_request_reply(conn, "You need to specify latest_id")
209 def follow(%{assigns: %{user: user}} = conn, params) do
210 case TwitterAPI.follow(user, params) do
211 {:ok, user, followed, _activity} ->
213 |> put_view(UserView)
214 |> render("show.json", %{user: followed, for: user})
217 forbidden_json_reply(conn, msg)
221 def block(%{assigns: %{user: user}} = conn, params) do
222 case TwitterAPI.block(user, params) do
223 {:ok, user, blocked} ->
225 |> put_view(UserView)
226 |> render("show.json", %{user: blocked, for: user})
229 forbidden_json_reply(conn, msg)
233 def unblock(%{assigns: %{user: user}} = conn, params) do
234 case TwitterAPI.unblock(user, params) do
235 {:ok, user, blocked} ->
237 |> put_view(UserView)
238 |> render("show.json", %{user: blocked, for: user})
241 forbidden_json_reply(conn, msg)
245 def delete_post(%{assigns: %{user: user}} = conn, %{"id" => id}) do
246 with {:ok, activity} <- TwitterAPI.delete(user, id) do
248 |> put_view(ActivityView)
249 |> render("activity.json", %{activity: activity, for: user})
253 def unfollow(%{assigns: %{user: user}} = conn, params) do
254 case TwitterAPI.unfollow(user, params) do
255 {:ok, user, unfollowed} ->
257 |> put_view(UserView)
258 |> render("show.json", %{user: unfollowed, for: user})
261 forbidden_json_reply(conn, msg)
265 def fetch_status(%{assigns: %{user: user}} = conn, %{"id" => id}) do
266 with %Activity{} = activity <- Repo.get(Activity, id),
267 true <- ActivityPub.visible_for_user?(activity, user) do
269 |> put_view(ActivityView)
270 |> render("activity.json", %{activity: activity, for: user})
274 def fetch_conversation(%{assigns: %{user: user}} = conn, %{"id" => id}) do
275 with context when is_binary(context) <- TwitterAPI.conversation_id_to_context(id),
277 ActivityPub.fetch_activities_for_context(context, %{
278 "blocking_user" => user,
282 |> put_view(ActivityView)
283 |> render("index.json", %{activities: activities, for: user})
288 Updates metadata of uploaded media object.
289 Derived from [Twitter API endpoint](https://developer.twitter.com/en/docs/media/upload-media/api-reference/post-media-metadata-create).
291 def update_media(%{assigns: %{user: user}} = conn, %{"media_id" => id} = data) do
292 object = Repo.get(Object, id)
293 description = get_in(data, ["alt_text", "text"]) || data["name"] || data["description"]
295 {conn, status, response_body} =
298 {halt(conn), :not_found, ""}
300 !Object.authorize_mutation(object, user) ->
301 {halt(conn), :forbidden, "You can only update your own uploads."}
303 !is_binary(description) ->
304 {conn, :not_modified, ""}
307 new_data = Map.put(object.data, "name", description)
311 |> Object.change(%{data: new_data})
314 {conn, :no_content, ""}
318 |> put_status(status)
319 |> json(response_body)
322 def upload(%{assigns: %{user: user}} = conn, %{"media" => media}) do
323 response = TwitterAPI.upload(media, user)
326 |> put_resp_content_type("application/atom+xml")
327 |> send_resp(200, response)
330 def upload_json(%{assigns: %{user: user}} = conn, %{"media" => media}) do
331 response = TwitterAPI.upload(media, user, "json")
334 |> json_reply(200, response)
337 def get_by_id_or_ap_id(id) do
338 activity = Repo.get(Activity, id) || Activity.get_create_by_object_ap_id(id)
340 if activity.data["type"] == "Create" do
343 Activity.get_create_by_object_ap_id(activity.data["object"])
347 def favorite(%{assigns: %{user: user}} = conn, %{"id" => id}) do
348 with {:ok, activity} <- TwitterAPI.fav(user, id) do
350 |> put_view(ActivityView)
351 |> render("activity.json", %{activity: activity, for: user})
353 _ -> json_reply(conn, 400, Jason.encode!(%{}))
357 def unfavorite(%{assigns: %{user: user}} = conn, %{"id" => id}) do
358 with {:ok, activity} <- TwitterAPI.unfav(user, id) do
360 |> put_view(ActivityView)
361 |> render("activity.json", %{activity: activity, for: user})
363 _ -> json_reply(conn, 400, Jason.encode!(%{}))
367 def retweet(%{assigns: %{user: user}} = conn, %{"id" => id}) do
368 with {:ok, activity} <- TwitterAPI.repeat(user, id) do
370 |> put_view(ActivityView)
371 |> render("activity.json", %{activity: activity, for: user})
373 _ -> json_reply(conn, 400, Jason.encode!(%{}))
377 def unretweet(%{assigns: %{user: user}} = conn, %{"id" => id}) do
378 with {:ok, activity} <- TwitterAPI.unrepeat(user, id) do
380 |> put_view(ActivityView)
381 |> render("activity.json", %{activity: activity, for: user})
383 _ -> json_reply(conn, 400, Jason.encode!(%{}))
387 def pin(%{assigns: %{user: user}} = conn, %{"id" => id}) do
388 with {:ok, activity} <- TwitterAPI.pin(user, id) do
390 |> put_view(ActivityView)
391 |> render("activity.json", %{activity: activity, for: user})
393 {:error, message} -> bad_request_reply(conn, message)
398 def unpin(%{assigns: %{user: user}} = conn, %{"id" => id}) do
399 with {:ok, activity} <- TwitterAPI.unpin(user, id) do
401 |> put_view(ActivityView)
402 |> render("activity.json", %{activity: activity, for: user})
404 {:error, message} -> bad_request_reply(conn, message)
409 def register(conn, params) do
410 with {:ok, user} <- TwitterAPI.register_user(params) do
412 |> put_view(UserView)
413 |> render("show.json", %{user: user})
417 |> json_reply(400, Jason.encode!(errors))
421 def password_reset(conn, params) do
422 nickname_or_email = params["email"] || params["nickname"]
424 with {:ok, _} <- TwitterAPI.password_reset(nickname_or_email) do
425 json_response(conn, :no_content, "")
429 def confirm_email(conn, %{"user_id" => uid, "token" => token}) do
430 with %User{} = user <- Repo.get(User, uid),
432 true <- user.info.confirmation_pending,
433 true <- user.info.confirmation_token == token,
434 info_change <- User.Info.confirmation_changeset(user.info, :confirmed),
435 changeset <- Changeset.change(user) |> Changeset.put_embed(:info, info_change),
436 {:ok, _} <- User.update_and_set_cache(changeset) do
442 def resend_confirmation_email(conn, params) do
443 nickname_or_email = params["email"] || params["nickname"]
445 with %User{} = user <- User.get_by_nickname_or_email(nickname_or_email),
446 {:ok, _} <- User.try_send_confirmation_email(user) do
448 |> json_response(:no_content, "")
452 def update_avatar(%{assigns: %{user: user}} = conn, params) do
453 {:ok, object} = ActivityPub.upload(params, type: :avatar)
454 change = Changeset.change(user, %{avatar: object.data})
455 {:ok, user} = User.update_and_set_cache(change)
456 CommonAPI.update(user)
459 |> put_view(UserView)
460 |> render("show.json", %{user: user, for: user})
463 def update_banner(%{assigns: %{user: user}} = conn, params) do
464 with {:ok, object} <- ActivityPub.upload(%{"img" => params["banner"]}, type: :banner),
465 new_info <- %{"banner" => object.data},
466 info_cng <- User.Info.profile_update(user.info, new_info),
467 changeset <- Ecto.Changeset.change(user) |> Ecto.Changeset.put_embed(:info, info_cng),
468 {:ok, user} <- User.update_and_set_cache(changeset) do
469 CommonAPI.update(user)
470 %{"url" => [%{"href" => href} | _]} = object.data
471 response = %{url: href} |> Jason.encode!()
474 |> json_reply(200, response)
478 def update_background(%{assigns: %{user: user}} = conn, params) do
479 with {:ok, object} <- ActivityPub.upload(params, type: :background),
480 new_info <- %{"background" => object.data},
481 info_cng <- User.Info.profile_update(user.info, new_info),
482 changeset <- Ecto.Changeset.change(user) |> Ecto.Changeset.put_embed(:info, info_cng),
483 {:ok, _user} <- User.update_and_set_cache(changeset) do
484 %{"url" => [%{"href" => href} | _]} = object.data
485 response = %{url: href} |> Jason.encode!()
488 |> json_reply(200, response)
492 def external_profile(%{assigns: %{user: current_user}} = conn, %{"profileurl" => uri}) do
493 with {:ok, user_map} <- TwitterAPI.get_external_profile(current_user, uri),
494 response <- Jason.encode!(user_map) do
496 |> json_reply(200, response)
501 |> json(%{error: "Can't find user"})
505 def followers(%{assigns: %{user: for_user}} = conn, params) do
506 {:ok, page} = Ecto.Type.cast(:integer, params["page"] || 1)
508 with {:ok, user} <- TwitterAPI.get_user(for_user, params),
509 {:ok, followers} <- User.get_followers(user, page) do
512 for_user && user.id == for_user.id -> followers
513 user.info.hide_followers -> []
518 |> put_view(UserView)
519 |> render("index.json", %{users: followers, for: conn.assigns[:user]})
521 _e -> bad_request_reply(conn, "Can't get followers")
525 def friends(%{assigns: %{user: for_user}} = conn, params) do
526 {:ok, page} = Ecto.Type.cast(:integer, params["page"] || 1)
528 with {:ok, user} <- TwitterAPI.get_user(conn.assigns[:user], params),
529 {:ok, friends} <- User.get_friends(user, page) do
532 for_user && user.id == for_user.id -> friends
533 user.info.hide_follows -> []
538 |> put_view(UserView)
539 |> render("index.json", %{users: friends, for: conn.assigns[:user]})
541 _e -> bad_request_reply(conn, "Can't get friends")
545 def blocks(%{assigns: %{user: user}} = conn, _params) do
546 with blocked_users <- User.blocked_users(user) do
548 |> put_view(UserView)
549 |> render("index.json", %{users: blocked_users, for: user})
553 def friend_requests(conn, params) do
554 with {:ok, user} <- TwitterAPI.get_user(conn.assigns[:user], params),
555 {:ok, friend_requests} <- User.get_follow_requests(user) do
557 |> put_view(UserView)
558 |> render("index.json", %{users: friend_requests, for: conn.assigns[:user]})
560 _e -> bad_request_reply(conn, "Can't get friend requests")
564 def approve_friend_request(conn, %{"user_id" => uid} = _params) do
565 with followed <- conn.assigns[:user],
566 %User{} = follower <- Repo.get(User, uid),
567 {:ok, follower} <- User.maybe_follow(follower, followed),
568 %Activity{} = follow_activity <- Utils.fetch_latest_follow(follower, followed),
569 {:ok, follow_activity} <- Utils.update_follow_state(follow_activity, "accept"),
571 ActivityPub.accept(%{
572 to: [follower.ap_id],
573 actor: followed.ap_id,
574 object: follow_activity.data["id"],
578 |> put_view(UserView)
579 |> render("show.json", %{user: follower, for: followed})
581 e -> bad_request_reply(conn, "Can't approve user: #{inspect(e)}")
585 def deny_friend_request(conn, %{"user_id" => uid} = _params) do
586 with followed <- conn.assigns[:user],
587 %User{} = follower <- Repo.get(User, uid),
588 %Activity{} = follow_activity <- Utils.fetch_latest_follow(follower, followed),
589 {:ok, follow_activity} <- Utils.update_follow_state(follow_activity, "reject"),
591 ActivityPub.reject(%{
592 to: [follower.ap_id],
593 actor: followed.ap_id,
594 object: follow_activity.data["id"],
598 |> put_view(UserView)
599 |> render("show.json", %{user: follower, for: followed})
601 e -> bad_request_reply(conn, "Can't deny user: #{inspect(e)}")
605 def friends_ids(%{assigns: %{user: user}} = conn, _params) do
606 with {:ok, friends} <- User.get_friends(user) do
609 |> Enum.map(fn x -> x.id end)
614 _e -> bad_request_reply(conn, "Can't get friends")
618 def empty_array(conn, _params) do
619 json(conn, Jason.encode!([]))
622 def raw_empty_array(conn, _params) do
626 defp build_info_cng(user, params) do
628 ["no_rich_text", "locked", "hide_followers", "hide_follows", "show_role"]
629 |> Enum.reduce(%{}, fn key, res ->
630 if value = params[key] do
631 Map.put(res, key, value == "true")
638 if value = params["default_scope"] do
639 Map.put(info_params, "default_scope", value)
644 User.Info.profile_update(user.info, info_params)
647 defp parse_profile_bio(user, params) do
648 if bio = params["description"] do
649 Map.put(params, "bio", User.parse_bio(bio, user))
655 def update_profile(%{assigns: %{user: user}} = conn, params) do
656 params = parse_profile_bio(user, params)
657 info_cng = build_info_cng(user, params)
659 with changeset <- User.update_changeset(user, params),
660 changeset <- Ecto.Changeset.put_embed(changeset, :info, info_cng),
661 {:ok, user} <- User.update_and_set_cache(changeset) do
662 CommonAPI.update(user)
665 |> put_view(UserView)
666 |> render("user.json", %{user: user, for: user})
669 Logger.debug("Can't update user: #{inspect(error)}")
670 bad_request_reply(conn, "Can't update user")
674 def search(%{assigns: %{user: user}} = conn, %{"q" => _query} = params) do
675 activities = TwitterAPI.search(user, params)
678 |> put_view(ActivityView)
679 |> render("index.json", %{activities: activities, for: user})
682 def search_user(%{assigns: %{user: user}} = conn, %{"query" => query}) do
683 users = User.search(query, true, user)
686 |> put_view(UserView)
687 |> render("index.json", %{users: users, for: user})
690 defp bad_request_reply(conn, error_message) do
691 json = error_json(conn, error_message)
692 json_reply(conn, 400, json)
695 defp json_reply(conn, status, json) do
697 |> put_resp_content_type("application/json")
698 |> send_resp(status, json)
701 defp forbidden_json_reply(conn, error_message) do
702 json = error_json(conn, error_message)
703 json_reply(conn, 403, json)
706 def only_if_public_instance(%{assigns: %{user: %User{}}} = conn, _), do: conn
708 def only_if_public_instance(conn, _) do
709 if Keyword.get(Application.get_env(:pleroma, :instance), :public) do
713 |> forbidden_json_reply("Invalid credentials.")
718 defp error_json(conn, error_message) do
719 %{"error" => error_message, "request" => conn.request_path} |> Jason.encode!()
722 def errors(conn, {:param_cast, _}) do
725 |> json("Invalid parameters")
728 def errors(conn, _) do
731 |> json("Something went wrong")