mirror of
https://akkoma.dev/AkkomaGang/akkoma.git
synced 2024-12-26 18:54:11 +00:00
251 lines
8 KiB
Elixir
251 lines
8 KiB
Elixir
# Pleroma: A lightweight social networking server
|
|
# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
|
|
# SPDX-License-Identifier: AGPL-3.0-only
|
|
|
|
defmodule Pleroma.Web.OStatus.OStatusController do
|
|
use Pleroma.Web, :controller
|
|
|
|
alias Fallback.RedirectController
|
|
alias Pleroma.Activity
|
|
alias Pleroma.Object
|
|
alias Pleroma.User
|
|
alias Pleroma.Web.ActivityPub.ActivityPub
|
|
alias Pleroma.Web.ActivityPub.ActivityPubController
|
|
alias Pleroma.Web.ActivityPub.ObjectView
|
|
alias Pleroma.Web.ActivityPub.Visibility
|
|
alias Pleroma.Web.Endpoint
|
|
alias Pleroma.Web.Federator
|
|
alias Pleroma.Web.Metadata.PlayerView
|
|
alias Pleroma.Web.OStatus
|
|
alias Pleroma.Web.OStatus.ActivityRepresenter
|
|
alias Pleroma.Web.OStatus.FeedRepresenter
|
|
alias Pleroma.Web.Router
|
|
alias Pleroma.Web.XML
|
|
|
|
plug(
|
|
Pleroma.Plugs.RateLimiter,
|
|
{:ap_routes, params: ["uuid"]} when action in [:object, :activity]
|
|
)
|
|
|
|
plug(Pleroma.Web.FederatingPlug when action in [:salmon_incoming])
|
|
|
|
plug(
|
|
Pleroma.Plugs.SetFormatPlug
|
|
when action in [:feed_redirect, :object, :activity, :notice]
|
|
)
|
|
|
|
action_fallback(:errors)
|
|
|
|
def feed_redirect(%{assigns: %{format: "html"}} = conn, %{"nickname" => nickname}) do
|
|
with {_, %User{} = user} <- {:fetch_user, User.get_cached_by_nickname_or_id(nickname)} do
|
|
RedirectController.redirector_with_meta(conn, %{user: user})
|
|
end
|
|
end
|
|
|
|
def feed_redirect(%{assigns: %{format: format}} = conn, _params)
|
|
when format in ["json", "activity+json"] do
|
|
ActivityPubController.call(conn, :user)
|
|
end
|
|
|
|
def feed_redirect(conn, %{"nickname" => nickname}) do
|
|
with {_, %User{} = user} <- {:fetch_user, User.get_cached_by_nickname(nickname)} do
|
|
redirect(conn, external: OStatus.feed_path(user))
|
|
end
|
|
end
|
|
|
|
def feed(conn, %{"nickname" => nickname} = params) do
|
|
with {_, %User{} = user} <- {:fetch_user, User.get_cached_by_nickname(nickname)} do
|
|
query_params =
|
|
Map.take(params, ["max_id"])
|
|
|> Map.merge(%{"whole_db" => true, "actor_id" => user.ap_id})
|
|
|
|
activities =
|
|
ActivityPub.fetch_public_activities(query_params)
|
|
|> Enum.reverse()
|
|
|
|
response =
|
|
user
|
|
|> FeedRepresenter.to_simple_form(activities, [user])
|
|
|> :xmerl.export_simple(:xmerl_xml)
|
|
|> to_string
|
|
|
|
conn
|
|
|> put_resp_content_type("application/atom+xml")
|
|
|> send_resp(200, response)
|
|
end
|
|
end
|
|
|
|
defp decode_or_retry(body) do
|
|
with {:ok, magic_key} <- Pleroma.Web.Salmon.fetch_magic_key(body),
|
|
{:ok, doc} <- Pleroma.Web.Salmon.decode_and_validate(magic_key, body) do
|
|
{:ok, doc}
|
|
else
|
|
_e ->
|
|
with [decoded | _] <- Pleroma.Web.Salmon.decode(body),
|
|
doc <- XML.parse_document(decoded),
|
|
uri when not is_nil(uri) <- XML.string_from_xpath("/entry/author[1]/uri", doc),
|
|
{:ok, _} <- Pleroma.Web.OStatus.make_user(uri, true),
|
|
{:ok, magic_key} <- Pleroma.Web.Salmon.fetch_magic_key(body),
|
|
{:ok, doc} <- Pleroma.Web.Salmon.decode_and_validate(magic_key, body) do
|
|
{:ok, doc}
|
|
end
|
|
end
|
|
end
|
|
|
|
def salmon_incoming(conn, _) do
|
|
{:ok, body, _conn} = read_body(conn)
|
|
{:ok, doc} = decode_or_retry(body)
|
|
|
|
Federator.incoming_doc(doc)
|
|
|
|
conn
|
|
|> send_resp(200, "")
|
|
end
|
|
|
|
def object(%{assigns: %{format: format}} = conn, %{"uuid" => _uuid})
|
|
when format in ["json", "activity+json"] do
|
|
ActivityPubController.call(conn, :object)
|
|
end
|
|
|
|
def object(%{assigns: %{format: format}} = conn, %{"uuid" => uuid}) do
|
|
with id <- o_status_url(conn, :object, uuid),
|
|
{_, %Activity{} = activity} <-
|
|
{:activity, Activity.get_create_by_object_ap_id_with_object(id)},
|
|
{_, true} <- {:public?, Visibility.is_public?(activity)},
|
|
%User{} = user <- User.get_cached_by_ap_id(activity.data["actor"]) do
|
|
case format do
|
|
"html" -> redirect(conn, to: "/notice/#{activity.id}")
|
|
_ -> represent_activity(conn, nil, activity, user)
|
|
end
|
|
else
|
|
reason when reason in [{:public?, false}, {:activity, nil}] ->
|
|
{:error, :not_found}
|
|
|
|
e ->
|
|
e
|
|
end
|
|
end
|
|
|
|
def activity(%{assigns: %{format: format}} = conn, %{"uuid" => _uuid})
|
|
when format in ["json", "activity+json"] do
|
|
ActivityPubController.call(conn, :activity)
|
|
end
|
|
|
|
def activity(%{assigns: %{format: format}} = conn, %{"uuid" => uuid}) do
|
|
with id <- o_status_url(conn, :activity, uuid),
|
|
{_, %Activity{} = activity} <- {:activity, Activity.normalize(id)},
|
|
{_, true} <- {:public?, Visibility.is_public?(activity)},
|
|
%User{} = user <- User.get_cached_by_ap_id(activity.data["actor"]) do
|
|
case format do
|
|
"html" -> redirect(conn, to: "/notice/#{activity.id}")
|
|
_ -> represent_activity(conn, format, activity, user)
|
|
end
|
|
else
|
|
reason when reason in [{:public?, false}, {:activity, nil}] ->
|
|
{:error, :not_found}
|
|
|
|
e ->
|
|
e
|
|
end
|
|
end
|
|
|
|
def notice(%{assigns: %{format: format}} = conn, %{"id" => id}) do
|
|
with {_, %Activity{} = activity} <- {:activity, Activity.get_by_id_with_object(id)},
|
|
{_, true} <- {:public?, Visibility.is_public?(activity)},
|
|
%User{} = user <- User.get_cached_by_ap_id(activity.data["actor"]) do
|
|
cond do
|
|
format == "html" && activity.data["type"] == "Create" ->
|
|
%Object{} = object = Object.normalize(activity)
|
|
|
|
RedirectController.redirector_with_meta(
|
|
conn,
|
|
%{
|
|
activity_id: activity.id,
|
|
object: object,
|
|
url: Router.Helpers.o_status_url(Endpoint, :notice, activity.id),
|
|
user: user
|
|
}
|
|
)
|
|
|
|
format == "html" ->
|
|
RedirectController.redirector(conn, nil)
|
|
|
|
true ->
|
|
represent_activity(conn, format, activity, user)
|
|
end
|
|
else
|
|
reason when reason in [{:public?, false}, {:activity, nil}] ->
|
|
conn
|
|
|> put_status(404)
|
|
|> RedirectController.redirector(nil, 404)
|
|
|
|
e ->
|
|
e
|
|
end
|
|
end
|
|
|
|
# Returns an HTML embedded <audio> or <video> player suitable for embed iframes.
|
|
def notice_player(conn, %{"id" => id}) do
|
|
with %Activity{data: %{"type" => "Create"}} = activity <- Activity.get_by_id_with_object(id),
|
|
true <- Visibility.is_public?(activity),
|
|
%Object{} = object <- Object.normalize(activity),
|
|
%{data: %{"attachment" => [%{"url" => [url | _]} | _]}} <- object,
|
|
true <- String.starts_with?(url["mediaType"], ["audio", "video"]) do
|
|
conn
|
|
|> put_layout(:metadata_player)
|
|
|> put_resp_header("x-frame-options", "ALLOW")
|
|
|> put_resp_header(
|
|
"content-security-policy",
|
|
"default-src 'none';style-src 'self' 'unsafe-inline';img-src 'self' data: https:; media-src 'self' https:;"
|
|
)
|
|
|> put_view(PlayerView)
|
|
|> render("player.html", url)
|
|
else
|
|
_error ->
|
|
conn
|
|
|> put_status(404)
|
|
|> RedirectController.redirector(nil, 404)
|
|
end
|
|
end
|
|
|
|
defp represent_activity(
|
|
conn,
|
|
"activity+json",
|
|
%Activity{data: %{"type" => "Create"}} = activity,
|
|
_user
|
|
) do
|
|
object = Object.normalize(activity)
|
|
|
|
conn
|
|
|> put_resp_header("content-type", "application/activity+json")
|
|
|> json(ObjectView.render("object.json", %{object: object}))
|
|
end
|
|
|
|
defp represent_activity(_conn, "activity+json", _, _) do
|
|
{:error, :not_found}
|
|
end
|
|
|
|
defp represent_activity(conn, _, activity, user) do
|
|
response =
|
|
activity
|
|
|> ActivityRepresenter.to_simple_form(user, true)
|
|
|> ActivityRepresenter.wrap_with_entry()
|
|
|> :xmerl.export_simple(:xmerl_xml)
|
|
|> to_string
|
|
|
|
conn
|
|
|> put_resp_content_type("application/atom+xml")
|
|
|> send_resp(200, response)
|
|
end
|
|
|
|
def errors(conn, {:error, :not_found}) do
|
|
render_error(conn, :not_found, "Not found")
|
|
end
|
|
|
|
def errors(conn, {:fetch_user, nil}), do: errors(conn, {:error, :not_found})
|
|
|
|
def errors(conn, _) do
|
|
render_error(conn, :internal_server_error, "Something went wrong")
|
|
end
|
|
end
|