# Pleroma: A lightweight social networking server
-# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.ActivityPub.Utils do
alias Pleroma.Object
alias Pleroma.Repo
alias Pleroma.User
- alias Pleroma.Web
alias Pleroma.Web.ActivityPub.ActivityPub
alias Pleroma.Web.ActivityPub.Visibility
alias Pleroma.Web.AdminAPI.AccountView
@supported_report_states ~w(open closed resolved)
@valid_visibilities ~w(public unlisted private direct)
+ def as_local_public, do: Endpoint.url() <> "/#Public"
+
# Some implementations send the actor URI as the actor field, others send the entire actor object,
# so figure out what the actor's URI is based on what we have.
def get_ap_id(%{"id" => id} = _), do: id
!label_in_collection?(ap_id, params["cc"])
if need_splice? do
- cc_list = extract_list(params["cc"])
- Map.put(params, "cc", [ap_id | cc_list])
+ cc = [ap_id | extract_list(params["cc"])]
+
+ params
+ |> Map.put("cc", cc)
+ |> Maps.safe_put_in(["object", "cc"], cc)
else
params
end
%{
"@context" => [
"https://www.w3.org/ns/activitystreams",
- "#{Web.base_url()}/schemas/litepub-0.1.jsonld",
+ "#{Endpoint.url()}/schemas/litepub-0.1.jsonld",
%{
"@language" => "und"
}
end
def generate_id(type) do
- "#{Web.base_url()}/#{type}/#{UUID.generate()}"
+ "#{Endpoint.url()}/#{type}/#{UUID.generate()}"
end
def get_notified_from_object(%{"type" => type} = object) when type in @supported_object_types do
Notification.get_notified_from_activity(%Activity{data: object}, false)
end
- def create_context(context) do
- context = context || generate_id("contexts")
-
- # Ecto has problems accessing the constraint inside the jsonb,
- # so we explicitly check for the existed object before insert
- object = Object.get_cached_by_ap_id(context)
-
- with true <- is_nil(object),
- changeset <- Object.context_mapping(context),
- {:ok, inserted_object} <- Repo.insert(changeset) do
- inserted_object
- else
- _ ->
- object
- end
- end
+ def maybe_create_context(context), do: context || generate_id("contexts")
@doc """
Enqueues an activity for federation if it's local
|> Map.put_new("id", "pleroma:fakeid")
|> Map.put_new_lazy("published", &make_date/0)
|> Map.put_new("context", "pleroma:fakecontext")
- |> Map.put_new("context_id", -1)
|> lazy_put_object_defaults(true)
end
def lazy_put_activity_defaults(map, _fake?) do
- %{data: %{"id" => context}, id: context_id} = create_context(map["context"])
+ context = maybe_create_context(map["context"])
map
|> Map.put_new_lazy("id", &generate_activity_id/0)
|> Map.put_new_lazy("published", &make_date/0)
|> Map.put_new("context", context)
- |> Map.put_new("context_id", context_id)
|> lazy_put_object_defaults(false)
end
|> Map.put_new("id", "pleroma:fake_object_id")
|> Map.put_new_lazy("published", &make_date/0)
|> Map.put_new("context", activity["context"])
- |> Map.put_new("context_id", activity["context_id"])
|> Map.put_new("fake", true)
%{activity | "object" => object}
|> Map.put_new_lazy("id", &generate_object_id/0)
|> Map.put_new_lazy("published", &make_date/0)
|> Map.put_new("context", activity["context"])
- |> Map.put_new("context_id", activity["context_id"])
%{activity | "object" => object}
end
{:ok, Object.t()} | {:error, Ecto.Changeset.t()}
def add_emoji_reaction_to_object(
- %Activity{data: %{"content" => emoji, "actor" => actor}},
+ %Activity{data: %{"content" => emoji, "actor" => actor}} = activity,
object
) do
reactions = get_cached_emoji_reactions(object)
+ emoji = Pleroma.Emoji.stripped_name(emoji)
+ url = emoji_url(emoji, activity)
new_reactions =
- case Enum.find_index(reactions, fn [candidate, _] -> emoji == candidate end) do
+ case Enum.find_index(reactions, fn [candidate, _, candidate_url] ->
+ if is_nil(candidate_url) do
+ emoji == candidate
+ else
+ url == candidate_url
+ end
+ end) do
nil ->
- reactions ++ [[emoji, [actor]]]
+ reactions ++ [[emoji, [actor], url]]
index ->
List.update_at(
reactions,
index,
- fn [emoji, users] -> [emoji, Enum.uniq([actor | users])] end
+ fn [emoji, users, url] -> [emoji, Enum.uniq([actor | users]), url] end
)
end
update_element_in_object("reaction", new_reactions, object, count)
end
+ defp emoji_url(
+ name,
+ %Activity{
+ data: %{
+ "tag" => [
+ %{"type" => "Emoji", "name" => name, "icon" => %{"url" => url}}
+ ]
+ }
+ }
+ ),
+ do: url
+
+ defp emoji_url(_, _), do: nil
+
def emoji_count(reactions_list) do
- Enum.reduce(reactions_list, 0, fn [_, users], acc -> acc + length(users) end)
+ Enum.reduce(reactions_list, 0, fn [_, users, _], acc -> acc + length(users) end)
end
def remove_emoji_reaction_from_object(
- %Activity{data: %{"content" => emoji, "actor" => actor}},
+ %Activity{data: %{"content" => emoji, "actor" => actor}} = activity,
object
) do
+ emoji = Pleroma.Emoji.stripped_name(emoji)
reactions = get_cached_emoji_reactions(object)
+ url = emoji_url(emoji, activity)
new_reactions =
- case Enum.find_index(reactions, fn [candidate, _] -> emoji == candidate end) do
+ case Enum.find_index(reactions, fn [candidate, _, candidate_url] ->
+ if is_nil(candidate_url) do
+ emoji == candidate
+ else
+ url == candidate_url
+ end
+ end) do
nil ->
reactions
List.update_at(
reactions,
index,
- fn [emoji, users] -> [emoji, List.delete(users, actor)] end
+ fn [emoji, users, url] -> [emoji, List.delete(users, actor), url] end
)
- |> Enum.reject(fn [_, users] -> Enum.empty?(users) end)
+ |> Enum.reject(fn [_, users, _] -> Enum.empty?(users) end)
end
count = emoji_count(new_reactions)
|> Activity.Queries.by_type()
|> Activity.Queries.by_actor(actor)
|> Activity.Queries.by_object_id(object)
- |> where(fragment("data->>'state' = 'pending'"))
+ |> where(fragment("data->>'state' = 'pending'") or fragment("data->>'state' = 'accept'"))
|> update(set: [data: fragment("jsonb_set(data, '{state}', ?)", ^state)])
|> Repo.update_all([])
{:ok, activity}
end
- def update_follow_state(
- %Activity{} = activity,
- state
- ) do
- new_data = Map.put(activity.data, "state", state)
- changeset = Changeset.change(activity, data: new_data)
-
- with {:ok, activity} <- Repo.update(changeset) do
- {:ok, activity}
- end
- end
-
@doc """
Makes a follow activity data for the given follower and followed
"""
def get_latest_reaction(internal_activity_id, %{ap_id: ap_id}, emoji) do
%{data: %{"object" => object_ap_id}} = Activity.get_by_id(internal_activity_id)
+ emoji = Pleroma.Emoji.maybe_quote(emoji)
"EmojiReact"
|> Activity.Queries.by_type()
|> where(actor: ^ap_id)
- |> where([activity], fragment("?->>'content' = ?", activity.data, ^emoji))
+ |> custom_emoji_discriminator(emoji)
|> Activity.Queries.by_object_id(object_ap_id)
|> order_by([activity], fragment("? desc nulls last", activity.id))
|> limit(1)
|> Repo.one()
end
+ defp custom_emoji_discriminator(query, emoji) do
+ if String.contains?(emoji, "@") do
+ stripped = Pleroma.Emoji.stripped_name(emoji)
+ [name, domain] = String.split(stripped, "@")
+ domain_pattern = "%" <> domain <> "%"
+ emoji_pattern = Pleroma.Emoji.maybe_quote(name)
+
+ query
+ |> where([activity], fragment("?->>'content' = ?
+ AND EXISTS (
+ SELECT FROM jsonb_array_elements(?->'tag') elem
+ WHERE elem->>'id' ILIKE ?
+ )", activity.data, ^emoji_pattern, activity.data, ^domain_pattern))
+ else
+ query
+ |> where([activity], fragment("?->>'content' = ?", activity.data, ^emoji))
+ end
+ end
+
#### Announce-related helpers
@doc """
|> Map.merge(additional)
end
- #### Listen-related helpers
- def make_listen_data(params, additional) do
- published = params.published || make_date()
-
- %{
- "type" => "Listen",
- "to" => params.to |> Enum.uniq(),
- "actor" => params.actor.ap_id,
- "object" => params.object,
- "published" => published,
- "context" => params.context
- }
- |> Map.merge(additional)
- end
-
#### Flag-related helpers
@spec make_flag_data(map(), map()) :: map()
def make_flag_data(%{actor: actor, context: context, content: content} = params, additional) do
def make_flag_data(_, _), do: %{}
- defp build_flag_object(%{account: account, statuses: statuses} = _) do
- [account.ap_id] ++ build_flag_object(%{statuses: statuses})
+ defp build_flag_object(%{account: account, statuses: statuses}) do
+ [account.ap_id | build_flag_object(%{statuses: statuses})]
end
defp build_flag_object(%{statuses: statuses}) do
Enum.map(statuses || [], &build_flag_object/1)
end
+ defp build_flag_object(%Activity{data: %{"id" => id}, object: %{data: data}}) do
+ activity_actor = User.get_by_ap_id(data["actor"])
+
+ %{
+ "type" => "Note",
+ "id" => id,
+ "content" => data["content"],
+ "published" => data["published"],
+ "actor" =>
+ AccountView.render(
+ "show.json",
+ %{user: activity_actor, skip_visibility_check: true}
+ )
+ }
+ end
+
defp build_flag_object(act) when is_map(act) or is_binary(act) do
id =
case act do
case Activity.get_by_ap_id_with_object(id) do
%Activity{} = activity ->
- activity_actor = User.get_by_ap_id(activity.object.data["actor"])
-
- %{
- "type" => "Note",
- "id" => activity.data["id"],
- "content" => activity.object.data["content"],
- "published" => activity.object.data["published"],
- "actor" =>
- AccountView.render(
- "show.json",
- %{user: activity_actor, skip_visibility_check: true}
- )
- }
-
- _ ->
- %{"id" => id, "deleted" => true}
+ build_flag_object(activity)
+
+ nil ->
+ if activity = Activity.get_by_object_ap_id_with_object(id) do
+ build_flag_object(activity)
+ else
+ %{"id" => id, "deleted" => true}
+ end
end
end