forked from AkkomaGang/akkoma
125 lines
4 KiB
Elixir
125 lines
4 KiB
Elixir
defmodule Pleroma.Web.OStatus.OStatusController do
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use Pleroma.Web, :controller
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alias Pleroma.{User, Activity}
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alias Pleroma.Web.OStatus.{FeedRepresenter, ActivityRepresenter}
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alias Pleroma.Repo
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alias Pleroma.Web.{OStatus, Federator}
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alias Pleroma.Web.XML
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alias Pleroma.Web.ActivityPub.ActivityPubController
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import Ecto.Query
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def feed_redirect(conn, %{"nickname" => nickname} = params) do
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user = User.get_cached_by_nickname(nickname)
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case get_format(conn) do
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"html" -> Fallback.RedirectController.redirector(conn, nil)
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"activity+json" -> ActivityPubController.user(conn, params)
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_ -> redirect conn, external: OStatus.feed_path(user)
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end
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end
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def feed(conn, %{"nickname" => nickname} = params) do
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user = User.get_cached_by_nickname(nickname)
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query = from activity in Activity,
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where: fragment("?->>'actor' = ?", activity.data, ^user.ap_id),
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limit: 20,
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order_by: [desc: :id]
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activities = query
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|> restrict_max(params)
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|> Repo.all
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response = user
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|> FeedRepresenter.to_simple_form(activities, [user])
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|> :xmerl.export_simple(:xmerl_xml)
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|> to_string
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conn
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|> put_resp_content_type("application/atom+xml")
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|> send_resp(200, response)
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end
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defp decode_or_retry(body) do
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with {:ok, magic_key} <- Pleroma.Web.Salmon.fetch_magic_key(body),
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{:ok, doc} <- Pleroma.Web.Salmon.decode_and_validate(magic_key, body) do
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{:ok, doc}
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else
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_e ->
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with [decoded | _] <- Pleroma.Web.Salmon.decode(body),
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doc <- XML.parse_document(decoded),
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uri when not is_nil(uri) <- XML.string_from_xpath("/entry/author[1]/uri", doc),
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{:ok, _} <- Pleroma.Web.OStatus.make_user(uri, true),
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{:ok, magic_key} <- Pleroma.Web.Salmon.fetch_magic_key(body),
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{:ok, doc} <- Pleroma.Web.Salmon.decode_and_validate(magic_key, body) do
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{:ok, doc}
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end
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end
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end
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defp restrict_max(query, %{"max_id" => max_id}) do
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from activity in query, where: activity.id < ^max_id
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end
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defp restrict_max(query, _), do: query
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def salmon_incoming(conn, _) do
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{:ok, body, _conn} = read_body(conn)
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{:ok, doc} = decode_or_retry(body)
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Federator.enqueue(:incoming_doc, doc)
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conn
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|> send_resp(200, "")
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end
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def object(conn, %{"uuid" => uuid} = params) do
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if get_format(conn) == "activity+json" do
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ActivityPubController.object(conn, params)
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else
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with id <- o_status_url(conn, :object, uuid),
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%Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id),
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%User{} = user <- User.get_cached_by_ap_id(activity.data["actor"]) do
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case get_format(conn) do
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"html" -> redirect(conn, to: "/notice/#{activity.id}")
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_ -> represent_activity(conn, activity, user)
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end
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end
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end
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end
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def activity(conn, %{"uuid" => uuid}) do
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with id <- o_status_url(conn, :activity, uuid),
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%Activity{} = activity <- Activity.get_by_ap_id(id),
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%User{} = user <- User.get_cached_by_ap_id(activity.data["actor"]) do
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case get_format(conn) do
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"html" -> redirect(conn, to: "/notice/#{activity.id}")
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_ -> represent_activity(conn, activity, user)
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end
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end
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end
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def notice(conn, %{"id" => id}) do
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with %Activity{} = activity <- Repo.get(Activity, id),
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%User{} = user <- User.get_cached_by_ap_id(activity.data["actor"]) do
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case get_format(conn) do
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"html" ->
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conn
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|> put_resp_content_type("text/html")
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|> send_file(200, "priv/static/index.html")
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_ -> represent_activity(conn, activity, user)
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end
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end
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end
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defp represent_activity(conn, activity, user) do
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response = activity
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|> ActivityRepresenter.to_simple_form(user, true)
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|> ActivityRepresenter.wrap_with_entry
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|> :xmerl.export_simple(:xmerl_xml)
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|> to_string
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conn
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|> put_resp_content_type("application/atom+xml")
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|> send_resp(200, response)
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end
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end
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