# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.ActivityPub.ActivityPub do
- alias Pleroma.{Activity, Repo, Object, Upload, User, Notification}
- alias Pleroma.Web.ActivityPub.{Transmogrifier, MRF}
+ alias Pleroma.Activity
+ alias Pleroma.Repo
+ alias Pleroma.Object
+ alias Pleroma.Upload
+ alias Pleroma.User
+ alias Pleroma.Notification
+ alias Pleroma.Instances
+ alias Pleroma.Web.ActivityPub.Transmogrifier
+ alias Pleroma.Web.ActivityPub.MRF
alias Pleroma.Web.WebFinger
alias Pleroma.Web.Federator
alias Pleroma.Web.OStatus
+
import Ecto.Query
import Pleroma.Web.ActivityPub.Utils
+
require Logger
@httpoison Application.get_env(:pleroma, :httpoison)
defp get_recipients(%{"type" => "Announce"} = data) do
to = data["to"] || []
cc = data["cc"] || []
- recipients = to ++ cc
actor = User.get_cached_by_ap_id(data["actor"])
- recipients
- |> Enum.filter(fn recipient ->
- case User.get_cached_by_ap_id(recipient) do
- nil ->
- true
+ recipients =
+ (to ++ cc)
+ |> Enum.filter(fn recipient ->
+ case User.get_cached_by_ap_id(recipient) do
+ nil ->
+ true
+
+ user ->
+ User.following?(user, actor)
+ end
+ end)
- user ->
- User.following?(user, actor)
- end
- end)
+ {recipients, to, cc}
+ end
+ defp get_recipients(%{"type" => "Create"} = data) do
+ to = data["to"] || []
+ cc = data["cc"] || []
+ actor = data["actor"] || []
+ recipients = (to ++ cc ++ [actor]) |> Enum.uniq()
{recipients, to, cc}
end
end
end
- defp check_remote_limit(%{"object" => %{"content" => content}}) do
+ defp check_remote_limit(%{"object" => %{"content" => content}}) when not is_nil(content) do
limit = Pleroma.Config.get([:instance, :remote_limit])
String.length(content) <= limit
end
recipients: recipients
})
+ Task.start(fn ->
+ Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity)
+ end)
+
Notification.create_notifications(activity)
stream_out(activity)
{:ok, activity}
def stream_out(activity) do
public = "https://www.w3.org/ns/activitystreams#Public"
- if activity.data["type"] in ["Create", "Announce"] do
+ if activity.data["type"] in ["Create", "Announce", "Delete"] do
Pleroma.Web.Streamer.stream("user", activity)
Pleroma.Web.Streamer.stream("list", activity)
Pleroma.Web.Streamer.stream("public:local", activity)
end
- activity.data["object"]
- |> Map.get("tag", [])
- |> Enum.filter(fn tag -> is_bitstring(tag) end)
- |> Enum.map(fn tag -> Pleroma.Web.Streamer.stream("hashtag:" <> tag, activity) end)
+ if activity.data["type"] in ["Create"] do
+ activity.data["object"]
+ |> Map.get("tag", [])
+ |> Enum.filter(fn tag -> is_bitstring(tag) end)
+ |> Enum.each(fn tag -> Pleroma.Web.Streamer.stream("hashtag:" <> tag, activity) end)
- if activity.data["object"]["attachment"] != [] do
- Pleroma.Web.Streamer.stream("public:media", activity)
+ if activity.data["object"]["attachment"] != [] do
+ Pleroma.Web.Streamer.stream("public:media", activity)
- if activity.local do
- Pleroma.Web.Streamer.stream("public:local:media", activity)
+ if activity.local do
+ Pleroma.Web.Streamer.stream("public:local:media", activity)
+ end
end
end
else
additional
),
{:ok, activity} <- insert(create_data, local),
- :ok <- maybe_federate(activity),
- {:ok, _actor} <- User.increase_note_count(actor) do
+ # Changing note count prior to enqueuing federation task in order to avoid race conditions on updating user.info
+ {:ok, _actor} <- User.increase_note_count(actor),
+ :ok <- maybe_federate(activity) do
{:ok, activity}
end
end
%User{ap_id: _} = user,
%Object{data: %{"id" => _}} = object,
activity_id \\ nil,
- local \\ true
+ local \\ true,
+ public \\ true
) do
with true <- is_public?(object),
- announce_data <- make_announce_data(user, object, activity_id),
+ announce_data <- make_announce_data(user, object, activity_id, public),
{:ok, activity} <- insert(announce_data, local),
{:ok, object} <- add_announce_to_object(activity, object),
:ok <- maybe_federate(activity) do
with {:ok, _} <- Object.delete(object),
{:ok, activity} <- insert(data, local),
- :ok <- maybe_federate(activity),
- {:ok, _actor} <- User.decrease_note_count(user) do
+ # Changing note count prior to enqueuing federation task in order to avoid race conditions on updating user.info
+ {:ok, _actor} <- User.decrease_note_count(user),
+ :ok <- maybe_federate(activity) do
{:ok, activity}
end
end
|> Enum.reverse()
end
+ defp restrict_since(query, %{"since_id" => ""}), do: query
+
defp restrict_since(query, %{"since_id" => since_id}) do
from(activity in query, where: activity.id > ^since_id)
end
defp restrict_since(query, _), do: query
- defp restrict_tag(query, %{"tag" => tag}) do
+ defp restrict_tag_reject(query, %{"tag_reject" => tag_reject})
+ when is_list(tag_reject) and tag_reject != [] do
+ from(
+ activity in query,
+ where: fragment("(not (? #> '{\"object\",\"tag\"}') \\?| ?)", activity.data, ^tag_reject)
+ )
+ end
+
+ defp restrict_tag_reject(query, _), do: query
+
+ defp restrict_tag_all(query, %{"tag_all" => tag_all})
+ when is_list(tag_all) and tag_all != [] do
+ from(
+ activity in query,
+ where: fragment("(? #> '{\"object\",\"tag\"}') \\?& ?", activity.data, ^tag_all)
+ )
+ end
+
+ defp restrict_tag_all(query, _), do: query
+
+ defp restrict_tag(query, %{"tag" => tag}) when is_list(tag) do
+ from(
+ activity in query,
+ where: fragment("(? #> '{\"object\",\"tag\"}') \\?| ?", activity.data, ^tag)
+ )
+ end
+
+ defp restrict_tag(query, %{"tag" => tag}) when is_binary(tag) do
from(
activity in query,
where: fragment("? <@ (? #> '{\"object\",\"tag\"}')", ^tag, activity.data)
defp restrict_local(query, _), do: query
+ defp restrict_max(query, %{"max_id" => ""}), do: query
+
defp restrict_max(query, %{"max_id" => max_id}) do
from(activity in query, where: activity.id < ^max_id)
end
defp restrict_actor(query, _), do: query
defp restrict_type(query, %{"type" => type}) when is_binary(type) do
- restrict_type(query, %{"type" => [type]})
+ from(activity in query, where: fragment("?->>'type' = ?", activity.data, ^type))
end
defp restrict_type(query, %{"type" => type}) do
base_query
|> restrict_recipients(recipients, opts["user"])
|> restrict_tag(opts)
+ |> restrict_tag_reject(opts)
+ |> restrict_tag_all(opts)
|> restrict_since(opts)
|> restrict_local(opts)
|> restrict_limit(opts)
end
def publish(actor, activity) do
- followers =
+ remote_followers =
if actor.follower_address in activity.recipients do
{:ok, followers} = User.get_followers(actor)
followers |> Enum.filter(&(!&1.local))
public = is_public?(activity)
- remote_inboxes =
- (Pleroma.Web.Salmon.remote_users(activity) ++ followers)
+ reachable_inboxes_metadata =
+ (Pleroma.Web.Salmon.remote_users(activity) ++ remote_followers)
|> Enum.filter(fn user -> User.ap_enabled?(user) end)
|> Enum.map(fn %{info: %{source_data: data}} ->
(is_map(data["endpoints"]) && Map.get(data["endpoints"], "sharedInbox")) || data["inbox"]
end)
|> Enum.uniq()
|> Enum.filter(fn inbox -> should_federate?(inbox, public) end)
+ |> Instances.filter_reachable()
{:ok, data} = Transmogrifier.prepare_outgoing(activity.data)
json = Jason.encode!(data)
- Enum.each(remote_inboxes, fn inbox ->
+ Enum.each(reachable_inboxes_metadata, fn {inbox, unreachable_since} ->
Federator.enqueue(:publish_single_ap, %{
inbox: inbox,
json: json,
actor: actor,
- id: activity.data["id"]
+ id: activity.data["id"],
+ unreachable_since: unreachable_since
})
end)
end
- def publish_one(%{inbox: inbox, json: json, actor: actor, id: id}) do
+ def publish_one(%{inbox: inbox, json: json, actor: actor, id: id} = params) do
Logger.info("Federating #{id} to #{inbox}")
host = URI.parse(inbox).host
digest: digest
})
- @httpoison.post(
- inbox,
- json,
- [
- {"Content-Type", "application/activity+json"},
- {"signature", signature},
- {"digest", digest}
- ]
- )
+ with {:ok, %{status: code}} when code in 200..299 <-
+ result =
+ @httpoison.post(
+ inbox,
+ json,
+ [
+ {"Content-Type", "application/activity+json"},
+ {"signature", signature},
+ {"digest", digest}
+ ]
+ ) do
+ if !Map.has_key?(params, :unreachable_since) || params[:unreachable_since],
+ do: Instances.set_reachable(inbox)
+
+ result
+ else
+ {_post_result, response} ->
+ unless params[:unreachable_since], do: Instances.set_unreachable(inbox)
+ {:error, response}
+ end
end
# TODO:
end
end
- def is_public?(%Object{data: %{"type" => "Tombstone"}}) do
- false
+ def is_public?(%Object{data: %{"type" => "Tombstone"}}), do: false
+ def is_public?(%Object{data: data}), do: is_public?(data)
+ def is_public?(%Activity{data: data}), do: is_public?(data)
+ def is_public?(%{"directMessage" => true}), do: false
+
+ def is_public?(data) do
+ "https://www.w3.org/ns/activitystreams#Public" in (data["to"] ++ (data["cc"] || []))
end
- def is_public?(activity) do
- "https://www.w3.org/ns/activitystreams#Public" in (activity.data["to"] ++
- (activity.data["cc"] || []))
+ def is_private?(activity) do
+ !is_public?(activity) && Enum.any?(activity.data["to"], &String.contains?(&1, "/followers"))
+ end
+
+ def is_direct?(%Activity{data: %{"directMessage" => true}}), do: true
+ def is_direct?(%Object{data: %{"directMessage" => true}}), do: true
+
+ def is_direct?(activity) do
+ !is_public?(activity) && !is_private?(activity)
end
def visible_for_user?(activity, nil) do