+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# 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}
end
end
+ defp check_remote_limit(%{"object" => %{"content" => content}}) do
+ limit = Pleroma.Config.get([:instance, :remote_limit])
+ String.length(content) <= limit
+ end
+
+ defp check_remote_limit(_), do: true
+
def insert(map, local \\ true) when is_map(map) do
with nil <- Activity.normalize(map),
map <- lazy_put_activity_defaults(map),
:ok <- check_actor_is_active(map["actor"]),
+ {_, true} <- {:remote_limit_error, check_remote_limit(map)},
{:ok, map} <- MRF.filter(map),
:ok <- insert_full_object(map) do
{recipients, _, _} = get_recipients(map)
@valid_visibilities ~w[direct unlisted public private]
- defp restrict_visibility(query, %{visibility: "direct"}) do
- public = "https://www.w3.org/ns/activitystreams#Public"
+ defp restrict_visibility(query, %{visibility: visibility})
+ when visibility in @valid_visibilities do
+ query =
+ from(
+ a in query,
+ where:
+ fragment("activity_visibility(?, ?, ?) = ?", a.actor, a.recipients, a.data, ^visibility)
+ )
- from(
- activity in query,
- join: sender in User,
- on: sender.ap_id == activity.actor,
- # Are non-direct statuses with no to/cc possible?
- where:
- fragment(
- "not (? && ?)",
- [^public, sender.follower_address],
- activity.recipients
- )
- )
+ Ecto.Adapters.SQL.to_sql(:all, Repo, query)
+
+ query
end
defp restrict_visibility(_query, %{visibility: visibility})
defp restrict_replies(query, _), do: query
+ defp restrict_reblogs(query, %{"exclude_reblogs" => val}) when val == "true" or val == "1" do
+ from(activity in query, where: fragment("?->>'type' != 'Announce'", activity.data))
+ end
+
+ defp restrict_reblogs(query, _), do: query
+
# Only search through last 100_000 activities by default
defp restrict_recent(query, %{"whole_db" => true}), do: query
|> restrict_media(opts)
|> restrict_visibility(opts)
|> restrict_replies(opts)
+ |> restrict_reblogs(opts)
end
def fetch_activities(recipients, opts \\ %{}) do
def upload(file, opts \\ []) do
with {:ok, data} <- Upload.store(file, opts) do
- Repo.insert(%Object{data: data})
+ obj_data =
+ if opts[:actor] do
+ Map.put(data, "actor", opts[:actor])
+ else
+ data
+ end
+
+ Repo.insert(%Object{data: obj_data})
end
end
{"Content-Type", "application/activity+json"},
{"signature", signature},
{"digest", digest}
- ],
- hackney: [pool: :default]
+ ]
)
end
end
end
+ def is_public?(%Object{data: %{"type" => "Tombstone"}}) do
+ false
+ end
+
def is_public?(activity) do
"https://www.w3.org/ns/activitystreams#Public" in (activity.data["to"] ++
(activity.data["cc"] || []))
end
# guard
- def entire_thread_visible_for_user?(nil, user), do: false
+ def entire_thread_visible_for_user?(nil, _user), do: false
# child
def entire_thread_visible_for_user?(