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.CommonAPI do
8 alias Pleroma.Formatter
10 alias Pleroma.ThreadMute
12 alias Pleroma.Web.ActivityPub.ActivityPub
13 alias Pleroma.Web.ActivityPub.Utils
14 alias Pleroma.Web.ActivityPub.Visibility
16 import Pleroma.Web.Gettext
17 import Pleroma.Web.CommonAPI.Utils
19 def follow(follower, followed) do
20 with {:ok, follower} <- User.maybe_direct_follow(follower, followed),
21 {:ok, activity} <- ActivityPub.follow(follower, followed),
22 {:ok, follower, followed} <-
23 User.wait_and_refresh(
24 Pleroma.Config.get([:activitypub, :follow_handshake_timeout]),
28 {:ok, follower, followed, activity}
32 def unfollow(follower, unfollowed) do
33 with {:ok, follower, _follow_activity} <- User.unfollow(follower, unfollowed),
34 {:ok, _activity} <- ActivityPub.unfollow(follower, unfollowed) do
39 def accept_follow_request(follower, followed) do
40 with {:ok, follower} <- User.follow(follower, followed),
41 %Activity{} = follow_activity <- Utils.fetch_latest_follow(follower, followed),
42 {:ok, follow_activity} <- Utils.update_follow_state_for_all(follow_activity, "accept"),
47 object: follow_activity.data["id"],
54 def reject_follow_request(follower, followed) do
55 with %Activity{} = follow_activity <- Utils.fetch_latest_follow(follower, followed),
56 {:ok, follow_activity} <- Utils.update_follow_state_for_all(follow_activity, "reject"),
61 object: follow_activity.data["id"],
68 def delete(activity_id, user) do
69 with %Activity{data: %{"object" => _}} = activity <-
70 Activity.get_by_id_with_object(activity_id),
71 %Object{} = object <- Object.normalize(activity),
72 true <- User.superuser?(user) || user.ap_id == object.data["actor"],
73 {:ok, _} <- unpin(activity_id, user),
74 {:ok, delete} <- ActivityPub.delete(object) do
78 {:error, dgettext("errors", "Could not delete")}
82 def repeat(id_or_ap_id, user) do
83 with %Activity{} = activity <- get_by_id_or_ap_id(id_or_ap_id),
84 object <- Object.normalize(activity),
85 nil <- Utils.get_existing_announce(user.ap_id, object) do
86 ActivityPub.announce(user, object)
89 {:error, dgettext("errors", "Could not repeat")}
93 def unrepeat(id_or_ap_id, user) do
94 with %Activity{} = activity <- get_by_id_or_ap_id(id_or_ap_id),
95 object <- Object.normalize(activity) do
96 ActivityPub.unannounce(user, object)
99 {:error, dgettext("errors", "Could not unrepeat")}
103 def favorite(id_or_ap_id, user) do
104 with %Activity{} = activity <- get_by_id_or_ap_id(id_or_ap_id),
105 object <- Object.normalize(activity),
106 nil <- Utils.get_existing_like(user.ap_id, object) do
107 ActivityPub.like(user, object)
110 {:error, dgettext("errors", "Could not favorite")}
114 def unfavorite(id_or_ap_id, user) do
115 with %Activity{} = activity <- get_by_id_or_ap_id(id_or_ap_id),
116 object <- Object.normalize(activity) do
117 ActivityPub.unlike(user, object)
120 {:error, dgettext("errors", "Could not unfavorite")}
124 def vote(user, object, choices) do
125 with "Question" <- object.data["type"],
126 {:author, false} <- {:author, object.data["actor"] == user.ap_id},
127 {:existing_votes, []} <- {:existing_votes, Utils.get_existing_votes(user.ap_id, object)},
128 {options, max_count} <- get_options_and_max_count(object),
129 option_count <- Enum.count(options),
130 {:choice_check, {choices, true}} <-
131 {:choice_check, normalize_and_validate_choice_indices(choices, option_count)},
132 {:count_check, true} <- {:count_check, Enum.count(choices) <= max_count} do
134 Enum.map(choices, fn index ->
135 answer_data = make_answer_data(user, object, Enum.at(options, index)["name"])
138 ActivityPub.create(%{
139 to: answer_data["to"],
141 context: object.data["context"],
143 additional: %{"cc" => answer_data["cc"]}
149 object = Object.get_cached_by_ap_id(object.data["id"])
150 {:ok, answer_activities, object}
152 {:author, _} -> {:error, dgettext("errors", "Poll's author can't vote")}
153 {:existing_votes, _} -> {:error, dgettext("errors", "Already voted")}
154 {:choice_check, {_, false}} -> {:error, dgettext("errors", "Invalid indices")}
155 {:count_check, false} -> {:error, dgettext("errors", "Too many choices")}
159 defp get_options_and_max_count(object) do
160 if Map.has_key?(object.data, "anyOf") do
161 {object.data["anyOf"], Enum.count(object.data["anyOf"])}
163 {object.data["oneOf"], 1}
167 defp normalize_and_validate_choice_indices(choices, count) do
168 Enum.map_reduce(choices, true, fn index, valid ->
169 index = if is_binary(index), do: String.to_integer(index), else: index
170 {index, if(valid, do: index < count, else: valid)}
174 def get_visibility(%{"visibility" => visibility}, in_reply_to)
175 when visibility in ~w{public unlisted private direct},
176 do: {visibility, get_replied_to_visibility(in_reply_to)}
178 def get_visibility(%{"visibility" => "list:" <> list_id}, in_reply_to) do
179 visibility = {:list, String.to_integer(list_id)}
180 {visibility, get_replied_to_visibility(in_reply_to)}
183 def get_visibility(_, in_reply_to) when not is_nil(in_reply_to) do
184 visibility = get_replied_to_visibility(in_reply_to)
185 {visibility, visibility}
188 def get_visibility(_, in_reply_to), do: {"public", get_replied_to_visibility(in_reply_to)}
190 def get_replied_to_visibility(nil), do: nil
192 def get_replied_to_visibility(activity) do
193 with %Object{} = object <- Object.normalize(activity) do
194 Pleroma.Web.ActivityPub.Visibility.get_visibility(object)
198 def post(user, %{"status" => status} = data) do
199 limit = Pleroma.Config.get([:instance, :limit])
201 with status <- String.trim(status),
202 attachments <- attachments_from_ids(data),
203 in_reply_to <- get_replied_to_activity(data["in_reply_to_status_id"]),
204 {visibility, in_reply_to_visibility} <- get_visibility(data, in_reply_to),
206 {:private_to_public, in_reply_to_visibility == "direct" && visibility != "direct"},
207 {content_html, mentions, tags} <-
214 mentioned_users <- for({_, mentioned_user} <- mentions, do: mentioned_user.ap_id),
215 addressed_users <- get_addressed_users(mentioned_users, data["to"]),
216 {poll, poll_emoji} <- make_poll_data(data),
217 {to, cc} <- get_to_and_cc(user, addressed_users, in_reply_to, visibility),
218 context <- make_context(in_reply_to),
219 cw <- data["spoiler_text"] || "",
220 sensitive <- data["sensitive"] || Enum.member?(tags, {"#nsfw", "nsfw"}),
221 full_payload <- String.trim(status <> cw),
222 :ok <- validate_character_limit(full_payload, attachments, limit),
241 Map.merge(Formatter.get_emoji_map(full_payload), poll_emoji)
243 preview? = Pleroma.Web.ControllerHelper.truthy_param?(data["preview"]) || false
244 direct? = visibility == "direct"
247 %{"cc" => cc, "directMessage" => direct?} |> maybe_add_list_data(user, visibility)
254 additional: additional_data
257 ActivityPub.create(params, preview?)
259 {:private_to_public, true} ->
260 {:error, dgettext("errors", "The message visibility must be direct")}
270 # Updates the emojis for a user based on their profile
273 with emoji <- emoji_from_profile(user),
274 source_data <- (user.info.source_data || %{}) |> Map.put("tag", emoji),
275 info_cng <- User.Info.set_source_data(user.info, source_data),
276 change <- Ecto.Changeset.change(user) |> Ecto.Changeset.put_embed(:info, info_cng),
277 {:ok, user} <- User.update_and_set_cache(change) do
284 ActivityPub.update(%{
286 to: [user.follower_address],
289 object: Pleroma.Web.ActivityPub.UserView.render("user.json", %{user: user})
293 def pin(id_or_ap_id, %{ap_id: user_ap_id} = user) do
304 } = activity <- get_by_id_or_ap_id(id_or_ap_id),
305 true <- Visibility.is_public?(activity),
306 %{valid?: true} = info_changeset <-
307 User.Info.add_pinnned_activity(user.info, activity),
309 Ecto.Changeset.change(user) |> Ecto.Changeset.put_embed(:info, info_changeset),
310 {:ok, _user} <- User.update_and_set_cache(changeset) do
313 %{errors: [pinned_activities: {err, _}]} ->
317 {:error, dgettext("errors", "Could not pin")}
321 def unpin(id_or_ap_id, user) do
322 with %Activity{} = activity <- get_by_id_or_ap_id(id_or_ap_id),
323 %{valid?: true} = info_changeset <-
324 User.Info.remove_pinnned_activity(user.info, activity),
326 Ecto.Changeset.change(user) |> Ecto.Changeset.put_embed(:info, info_changeset),
327 {:ok, _user} <- User.update_and_set_cache(changeset) do
330 %{errors: [pinned_activities: {err, _}]} ->
334 {:error, dgettext("errors", "Could not unpin")}
338 def add_mute(user, activity) do
339 with {:ok, _} <- ThreadMute.add_mute(user.id, activity.data["context"]) do
342 {:error, _} -> {:error, dgettext("errors", "conversation is already muted")}
346 def remove_mute(user, activity) do
347 ThreadMute.remove_mute(user.id, activity.data["context"])
351 def thread_muted?(%{id: nil} = _user, _activity), do: false
353 def thread_muted?(user, activity) do
354 with [] <- ThreadMute.check_muted(user.id, activity.data["context"]) do
361 def bookmarked?(user, activity) do
362 with %Bookmark{} <- Bookmark.get(user.id, activity.id) do
370 def report(user, data) do
371 with {:account_id, %{"account_id" => account_id}} <- {:account_id, data},
372 {:account, %User{} = account} <- {:account, User.get_cached_by_id(account_id)},
373 {:ok, {content_html, _, _}} <- make_report_content_html(data["comment"]),
374 {:ok, statuses} <- get_report_statuses(account, data),
377 context: Utils.generate_context_id(),
381 content: content_html,
382 forward: data["forward"] || false
386 {:error, err} -> {:error, err}
387 {:account_id, %{}} -> {:error, dgettext("errors", "Valid `account_id` required")}
388 {:account, nil} -> {:error, dgettext("errors", "Account not found")}
392 def update_report_state(activity_id, state) do
393 with %Activity{} = activity <- Activity.get_by_id(activity_id),
394 {:ok, activity} <- Utils.update_report_state(activity, state) do
397 nil -> {:error, :not_found}
398 {:error, reason} -> {:error, reason}
399 _ -> {:error, dgettext("errors", "Could not update state")}
403 def update_activity_scope(activity_id, opts \\ %{}) do
404 with %Activity{} = activity <- Activity.get_by_id_with_object(activity_id),
405 {:ok, activity} <- toggle_sensitive(activity, opts),
406 {:ok, activity} <- set_visibility(activity, opts) do
409 nil -> {:error, :not_found}
410 {:error, reason} -> {:error, reason}
414 defp toggle_sensitive(activity, %{"sensitive" => sensitive}) when sensitive in ~w(true false) do
415 toggle_sensitive(activity, %{"sensitive" => String.to_existing_atom(sensitive)})
418 defp toggle_sensitive(%Activity{object: object} = activity, %{"sensitive" => sensitive})
419 when is_boolean(sensitive) do
420 new_data = Map.put(object.data, "sensitive", sensitive)
424 |> Object.change(%{data: new_data})
425 |> Object.update_and_set_cache()
427 {:ok, Map.put(activity, :object, object)}
430 defp toggle_sensitive(activity, _), do: {:ok, activity}
432 defp set_visibility(activity, %{"visibility" => visibility}) do
433 Utils.update_activity_visibility(activity, visibility)
436 defp set_visibility(activity, _), do: {:ok, activity}
438 def hide_reblogs(user, muted) do
441 if ap_id not in user.info.muted_reblogs do
442 info_changeset = User.Info.add_reblog_mute(user.info, ap_id)
443 changeset = Ecto.Changeset.change(user) |> Ecto.Changeset.put_embed(:info, info_changeset)
444 User.update_and_set_cache(changeset)
448 def show_reblogs(user, muted) do
451 if ap_id in user.info.muted_reblogs do
452 info_changeset = User.Info.remove_reblog_mute(user.info, ap_id)
453 changeset = Ecto.Changeset.change(user) |> Ecto.Changeset.put_embed(:info, info_changeset)
454 User.update_and_set_cache(changeset)