git.squeep.com Git - akkoma/blob - lib/pleroma/web/ostatus/ostatus_controller.ex

   1 defmodule Pleroma.Web.OStatus.OStatusController do
   2   use Pleroma.Web, :controller
   3
   4   alias Pleroma.{User, Activity}
   5   alias Pleroma.Web.OStatus.{FeedRepresenter, ActivityRepresenter}
   6   alias Pleroma.Repo
   7   alias Pleroma.Web.{OStatus, Federator}
   8   alias Pleroma.Web.XML
   9   import Ecto.Query
  10
  11   def feed_redirect(conn, %{"nickname" => nickname}) do
  12     user = User.get_cached_by_nickname(nickname)
  13
  14     case get_format(conn) do
  15       "html" -> Fallback.RedirectController.redirector(conn, nil)
  16       _ -> redirect conn, external: OStatus.feed_path(user)
  17     end
  18   end
  19
  20   def feed(conn, %{"nickname" => nickname}) do
  21     user = User.get_cached_by_nickname(nickname)
  22     query = from activity in Activity,
  23       where: fragment("?->>'actor' = ?", activity.data, ^user.ap_id),
  24       limit: 20,
  25       order_by: [desc: :id]
  26
  27     activities = query
  28     |> restrict_max(opts)
  29     |> Repo.all
  30
  31     response = user
  32     |> FeedRepresenter.to_simple_form(activities, [user])
  33     |> :xmerl.export_simple(:xmerl_xml)
  34     |> to_string
  35
  36     conn
  37     |> put_resp_content_type("application/atom+xml")
  38     |> send_resp(200, response)
  39   end
  40
  41   defp decode_or_retry(body) do
  42     with {:ok, magic_key} <- Pleroma.Web.Salmon.fetch_magic_key(body),
  43          {:ok, doc} <- Pleroma.Web.Salmon.decode_and_validate(magic_key, body) do
  44       {:ok, doc}
  45     else
  46       _e ->
  47         with [decoded | _] <- Pleroma.Web.Salmon.decode(body),
  48              doc <- XML.parse_document(decoded),
  49              uri when not is_nil(uri) <- XML.string_from_xpath("/entry/author[1]/uri", doc),
  50              {:ok, _} <- Pleroma.Web.OStatus.make_user(uri, true),
  51              {:ok, magic_key} <- Pleroma.Web.Salmon.fetch_magic_key(body),
  52              {:ok, doc} <- Pleroma.Web.Salmon.decode_and_validate(magic_key, body) do
  53           {:ok, doc}
  54         end
  55     end
  56   end
  57
  58   defp restrict_max(query, %{"max_id" => max_id}) do
  59     from activity in query, where: activity.id < ^max_id
  60   end
  61   defp restrict_max(query, _), do: query
  62
  63   def salmon_incoming(conn, _) do
  64     {:ok, body, _conn} = read_body(conn)
  65     {:ok, doc} = decode_or_retry(body)
  66
  67     Federator.enqueue(:incoming_doc, doc)
  68
  69     conn
  70     |> send_resp(200, "")
  71   end
  72
  73   def object(conn, %{"uuid" => uuid}) do
  74     with id <- o_status_url(conn, :object, uuid),
  75          %Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id),
  76          %User{} = user <- User.get_cached_by_ap_id(activity.data["actor"]) do
  77       case get_format(conn) do
  78         "html" -> redirect(conn, to: "/notice/#{activity.id}")
  79         _ -> represent_activity(conn, activity, user)
  80       end
  81     end
  82   end
  83
  84   def activity(conn, %{"uuid" => uuid}) do
  85     with id <- o_status_url(conn, :activity, uuid),
  86          %Activity{} = activity <- Activity.get_by_ap_id(id),
  87          %User{} = user <- User.get_cached_by_ap_id(activity.data["actor"]) do
  88       case get_format(conn) do
  89         "html" -> redirect(conn, to: "/notice/#{activity.id}")
  90         _ -> represent_activity(conn, activity, user)
  91       end
  92     end
  93   end
  94
  95   def notice(conn, %{"id" => id}) do
  96      with %Activity{} = activity <- Repo.get(Activity, id),
  97           %User{} = user <- User.get_cached_by_ap_id(activity.data["actor"]) do
  98       case get_format(conn) do
  99         "html" ->
 100           conn
 101           |> put_resp_content_type("text/html")
 102           |> send_file(200, "priv/static/index.html")
 103         _ -> represent_activity(conn, activity, user)
 104       end
 105     end
 106   end
 107
 108   defp represent_activity(conn, activity, user) do
 109     response = activity
 110     |> ActivityRepresenter.to_simple_form(user, true)
 111     |> ActivityRepresenter.wrap_with_entry
 112     |> :xmerl.export_simple(:xmerl_xml)
 113     |> to_string
 114
 115     conn
 116     |> put_resp_content_type("application/atom+xml")
 117     |> send_resp(200, response)
 118   end
 119 end