@httpoison Application.get_env(:pleroma, :httpoison)
- @instance Application.get_env(:pleroma, :instance)
+ # For Announce activities, we filter the recipients based on following status for any actors
+ # that match actual users. See issue #164 for more information about why this is necessary.
+ 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
+
+ user ->
+ User.following?(user, actor)
+ end
+ end)
+
+ {recipients, to, cc}
+ end
- def get_recipients(data) do
- (data["to"] || []) ++ (data["cc"] || [])
+ defp get_recipients(data) do
+ to = data["to"] || []
+ cc = data["cc"] || []
+ recipients = to ++ cc
+ {recipients, to, cc}
end
defp check_actor_is_active(actor) do
if not is_nil(actor) do
with user <- User.get_cached_by_ap_id(actor),
- nil <- user.info["deactivated"] do
+ false <- !!user.info["deactivated"] do
:ok
else
_e -> :reject
:ok <- check_actor_is_active(map["actor"]),
{:ok, map} <- MRF.filter(map),
:ok <- insert_full_object(map) do
+ {recipients, _, _} = get_recipients(map)
+
{:ok, activity} =
Repo.insert(%Activity{
data: map,
local: local,
actor: map["actor"],
- recipients: get_recipients(map)
+ recipients: recipients
})
Notification.create_notifications(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["object"]["attachment"] != [] do
Pleroma.Web.Streamer.stream("public:media", activity)
"to" => [user.follower_address, "https://www.w3.org/ns/activitystreams#Public"]
}
- with Repo.delete(object),
- Repo.delete_all(Activity.all_non_create_by_object_ap_id_q(id)),
+ with {:ok, _} <- Object.delete(object),
{:ok, activity} <- insert(data, local),
:ok <- maybe_federate(activity),
{:ok, _actor} <- User.decrease_note_count(user) do
defp restrict_tag(query, _), do: query
+ defp restrict_to_cc(query, recipients_to, recipients_cc) do
+ from(
+ activity in query,
+ where:
+ fragment(
+ "(?->'to' \\?| ?) or (?->'cc' \\?| ?)",
+ activity.data,
+ ^recipients_to,
+ activity.data,
+ ^recipients_cc
+ )
+ )
+ end
+
defp restrict_recipients(query, [], _user), do: query
defp restrict_recipients(query, recipients, nil) do
|> Enum.reverse()
end
- def upload(file) do
- data = Upload.store(file, Application.get_env(:pleroma, :instance)[:dedupe_media])
- Repo.insert(%Object{data: data})
+ def fetch_activities_bounded(recipients_to, recipients_cc, opts \\ %{}) do
+ fetch_activities_query([], opts)
+ |> restrict_to_cc(recipients_to, recipients_cc)
+ |> Repo.all()
+ |> Enum.reverse()
+ end
+
+ def upload(file, size_limit \\ nil) do
+ with data <-
+ Upload.store(file, Application.get_env(:pleroma, :instance)[:dedupe_media], size_limit),
+ false <- is_nil(data) do
+ Repo.insert(%Object{data: data})
+ end
end
def user_data_from_user_object(data) do
"locked" => locked
},
avatar: avatar,
- nickname: "#{data["preferredUsername"]}@#{URI.parse(data["id"]).host}",
name: data["name"],
follower_address: data["followers"],
bio: data["summary"]
}
+ # nickname can be nil because of virtual actors
+ user_data =
+ if data["preferredUsername"] do
+ Map.put(
+ user_data,
+ :nickname,
+ "#{data["preferredUsername"]}@#{URI.parse(data["id"]).host}"
+ )
+ else
+ Map.put(user_data, :nickname, nil)
+ end
+
{:ok, user_data}
end
def fetch_and_prepare_user_from_ap_id(ap_id) do
- with {:ok, %{status_code: 200, body: body}} <-
- @httpoison.get(ap_id, Accept: "application/activity+json"),
- {:ok, data} <- Jason.decode(body) do
+ with {:ok, data} <- fetch_and_contain_remote_object_from_id(ap_id) do
user_data_from_user_object(data)
else
e -> Logger.error("Could not decode user at fetch #{ap_id}, #{inspect(e)}")
end
end
- @quarantined_instances Keyword.get(@instance, :quarantined_instances, [])
-
def should_federate?(inbox, public) do
if public do
true
else
inbox_info = URI.parse(inbox)
- inbox_info.host not in @quarantined_instances
+ !Enum.member?(Pleroma.Config.get([:instance, :quarantined_instances], []), inbox_info.host)
end
end
(Pleroma.Web.Salmon.remote_users(activity) ++ followers)
|> Enum.filter(fn user -> User.ap_enabled?(user) end)
|> Enum.map(fn %{info: %{"source_data" => data}} ->
- (data["endpoints"] && data["endpoints"]["sharedInbox"]) || data["inbox"]
+ (is_map(data["endpoints"]) && Map.get(data["endpoints"], "sharedInbox")) || data["inbox"]
end)
|> Enum.uniq()
|> Enum.filter(fn inbox -> should_federate?(inbox, public) end)
else
Logger.info("Fetching #{id} via AP")
- with true <- String.starts_with?(id, "http"),
- {:ok, %{body: body, status_code: code}} when code in 200..299 <-
- @httpoison.get(
- id,
- [Accept: "application/activity+json"],
- follow_redirect: true,
- timeout: 10000,
- recv_timeout: 20000
- ),
- {:ok, data} <- Jason.decode(body),
+ with {:ok, data} <- fetch_and_contain_remote_object_from_id(id),
nil <- Object.normalize(data),
params <- %{
"type" => "Create",
"to" => data["to"],
"cc" => data["cc"],
- "actor" => data["attributedTo"],
+ "actor" => data["actor"] || data["attributedTo"],
"object" => data
},
+ :ok <- Transmogrifier.contain_origin(id, params),
{:ok, activity} <- Transmogrifier.handle_incoming(params) do
{:ok, Object.normalize(activity.data["object"])}
else
+ {:error, {:reject, nil}} ->
+ {:reject, nil}
+
object = %Object{} ->
{:ok, object}
end
end
+ def fetch_and_contain_remote_object_from_id(id) do
+ Logger.info("Fetching #{id} via AP")
+
+ with true <- String.starts_with?(id, "http"),
+ {:ok, %{body: body, status_code: code}} when code in 200..299 <-
+ @httpoison.get(
+ id,
+ [Accept: "application/activity+json"],
+ follow_redirect: true,
+ timeout: 10000,
+ recv_timeout: 20000
+ ),
+ {:ok, data} <- Jason.decode(body),
+ :ok <- Transmogrifier.contain_origin_from_id(id, data) do
+ {:ok, data}
+ else
+ e ->
+ {:error, e}
+ end
+ end
+
def is_public?(activity) do
"https://www.w3.org/ns/activitystreams#Public" in (activity.data["to"] ++
(activity.data["cc"] || []))
y = activity.data["to"] ++ (activity.data["cc"] || [])
visible_for_user?(activity, nil) || Enum.any?(x, &(&1 in y))
end
+
+ # guard
+ def entire_thread_visible_for_user?(nil, user), do: false
+
+ # child
+ def entire_thread_visible_for_user?(
+ %Activity{data: %{"object" => %{"inReplyTo" => parent_id}}} = tail,
+ user
+ )
+ when is_binary(parent_id) do
+ parent = Activity.get_in_reply_to_activity(tail)
+ visible_for_user?(tail, user) && entire_thread_visible_for_user?(parent, user)
+ end
+
+ # root
+ def entire_thread_visible_for_user?(tail, user), do: visible_for_user?(tail, user)
+
+ # filter out broken threads
+ def contain_broken_threads(%Activity{} = activity, %User{} = user) do
+ entire_thread_visible_for_user?(activity, user)
+ end
+
+ # do post-processing on a specific activity
+ def contain_activity(%Activity{} = activity, %User{} = user) do
+ contain_broken_threads(activity, user)
+ end
+
+ # do post-processing on a timeline
+ def contain_timeline(timeline, user) do
+ timeline
+ |> Enum.filter(fn activity ->
+ contain_activity(activity, user)
+ end)
+ end
end