git.squeep.com Git - akkoma/blob - lib/pleroma/web/static_fe/static_fe_controller.ex

   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.StaticFE.StaticFEController do
   6   use Pleroma.Web, :controller
   7
   8   alias Pleroma.Activity
   9   alias Pleroma.Object
  10   alias Pleroma.User
  11   alias Pleroma.Web.ActivityPub.ActivityPub
  12   alias Pleroma.Web.ActivityPub.Visibility
  13   alias Pleroma.Web.Metadata
  14   alias Pleroma.Web.Router.Helpers
  15
  16   plug(:put_layout, :static_fe)
  17   plug(:put_view, Pleroma.Web.StaticFE.StaticFEView)
  18   plug(:assign_id)
  19
  20   @page_keys ["max_id", "min_id", "limit", "since_id", "order"]
  21
  22   defp get_title(%Object{data: %{"name" => name}}) when is_binary(name),
  23     do: name
  24
  25   defp get_title(%Object{data: %{"summary" => summary}}) when is_binary(summary),
  26     do: summary
  27
  28   defp get_title(_), do: nil
  29
  30   def get_counts(%Activity{} = activity) do
  31     %Object{data: data} = Object.normalize(activity)
  32
  33     %{
  34       likes: data["like_count"] || 0,
  35       replies: data["repliesCount"] || 0,
  36       announces: data["announcement_count"] || 0
  37     }
  38   end
  39
  40   def represent(%Activity{} = activity), do: represent(activity, false)
  41
  42   def represent(%Activity{object: %Object{data: data}} = activity, selected) do
  43     {:ok, user} = User.get_or_fetch(activity.object.data["actor"])
  44
  45     link =
  46       case user.local do
  47         true -> Helpers.o_status_url(Pleroma.Web.Endpoint, :notice, activity)
  48         _ -> data["url"] || data["external_url"] || data["id"]
  49       end
  50
  51     %{
  52       user: user,
  53       title: get_title(activity.object),
  54       content: data["content"] || nil,
  55       attachment: data["attachment"],
  56       link: link,
  57       published: data["published"],
  58       sensitive: data["sensitive"],
  59       selected: selected,
  60       counts: get_counts(activity),
  61       id: activity.id
  62     }
  63   end
  64
  65   def show(%{assigns: %{notice_id: notice_id}} = conn, _params) do
  66     with %Activity{local: true} = activity <-
  67            Activity.get_by_id_with_object(notice_id),
  68          true <- Visibility.is_public?(activity.object),
  69          %User{} = user <- User.get_by_ap_id(activity.object.data["actor"]) do
  70       meta = Metadata.build_tags(%{activity_id: notice_id, object: activity.object, user: user})
  71
  72       timeline =
  73         activity.object.data["context"]
  74         |> ActivityPub.fetch_activities_for_context(%{})
  75         |> Enum.reverse()
  76         |> Enum.map(&represent(&1, &1.object.id == activity.object.id))
  77
  78       render(conn, "conversation.html", %{activities: timeline, meta: meta})
  79     else
  80       %Activity{object: %Object{data: data}} ->
  81         conn
  82         |> put_status(:found)
  83         |> redirect(external: data["url"] || data["external_url"] || data["id"])
  84
  85       _ ->
  86         conn
  87         |> put_status(404)
  88         |> render("error.html", %{message: "Post not found.", meta: ""})
  89     end
  90   end
  91
  92   def show(%{assigns: %{username_or_id: username_or_id}} = conn, params) do
  93     case User.get_cached_by_nickname_or_id(username_or_id) do
  94       %User{} = user ->
  95         meta = Metadata.build_tags(%{user: user})
  96
  97         timeline =
  98           ActivityPub.fetch_user_activities(user, nil, Map.take(params, @page_keys))
  99           |> Enum.map(&represent/1)
 100
 101         prev_page_id =
 102           (params["min_id"] || params["max_id"]) &&
 103             List.first(timeline) && List.first(timeline).id
 104
 105         next_page_id = List.last(timeline) && List.last(timeline).id
 106
 107         render(conn, "profile.html", %{
 108           user: user,
 109           timeline: timeline,
 110           prev_page_id: prev_page_id,
 111           next_page_id: next_page_id,
 112           meta: meta
 113         })
 114
 115       _ ->
 116         conn
 117         |> put_status(404)
 118         |> render("error.html", %{message: "User not found.", meta: ""})
 119     end
 120   end
 121
 122   def assign_id(%{path_info: ["notice", notice_id]} = conn, _opts),
 123     do: assign(conn, :notice_id, notice_id)
 124
 125   def assign_id(%{path_info: ["users", user_id]} = conn, _opts),
 126     do: assign(conn, :username_or_id, user_id)
 127
 128   def assign_id(conn, _opts), do: conn
 129 end