git.squeep.com Git - akkoma/blob - lib/pleroma/web/twitter_api/representers/activity_representer.ex

   1 defmodule Pleroma.Web.TwitterAPI.Representers.ActivityRepresenter do
   2   use Pleroma.Web.TwitterAPI.Representers.BaseRepresenter
   3   alias Pleroma.Web.TwitterAPI.Representers.{UserRepresenter, ObjectRepresenter}
   4   alias Pleroma.{Activity, User}
   5   alias Calendar.Strftime
   6   alias Pleroma.Web.TwitterAPI.TwitterAPI
   7
   8   defp user_by_ap_id(user_list, ap_id) do
   9     Enum.find(user_list, fn (%{ap_id: user_id}) -> ap_id == user_id end)
  10   end
  11
  12   def to_map(%Activity{data: %{"type" => "Announce", "actor" => actor, "published" => created_at}} = activity,
  13              %{users: users, announced_activity: announced_activity} = opts) do
  14     user = user_by_ap_id(users, actor)
  15     created_at = created_at |> date_to_asctime
  16
  17     text = "#{user.nickname} retweeted a status."
  18
  19     announced_user = user_by_ap_id(users, announced_activity.data["actor"])
  20     retweeted_status = to_map(announced_activity, Map.merge(%{user: announced_user}, opts))
  21     %{
  22       "id" => activity.id,
  23       "user" => UserRepresenter.to_map(user, opts),
  24       "statusnet_html" => text,
  25       "text" => text,
  26       "is_local" => true,
  27       "is_post_verb" => false,
  28       "uri" => "tag:#{activity.data["id"]}:objectType=note",
  29       "created_at" => created_at,
  30       "retweeted_status" => retweeted_status
  31     }
  32   end
  33
  34   def to_map(%Activity{data: %{"type" => "Like", "published" => created_at}} = activity,
  35              %{user: user, liked_activity: liked_activity} = opts) do
  36     created_at = created_at |> date_to_asctime
  37
  38     text = "#{user.nickname} favorited a status."
  39
  40     %{
  41       "id" => activity.id,
  42       "user" => UserRepresenter.to_map(user, opts),
  43       "statusnet_html" => text,
  44       "text" => text,
  45       "is_local" => true,
  46       "is_post_verb" => false,
  47       "uri" => "tag:#{activity.data["id"]}:objectType=Favourite",
  48       "created_at" => created_at,
  49       "in_reply_to_status_id" => liked_activity.id,
  50     }
  51   end
  52
  53   def to_map(%Activity{data: %{"type" => "Follow", "published" => created_at, "object" => followed_id}} = activity, %{user: user} = opts) do
  54     created_at = created_at |> date_to_asctime
  55
  56     followed = User.get_cached_by_ap_id(followed_id)
  57     text = "#{user.nickname} started following #{followed.nickname}"
  58     %{
  59       "id" => activity.id,
  60       "user" => UserRepresenter.to_map(user, opts),
  61       "attentions" => [],
  62       "statusnet_html" => text,
  63       "text" => text,
  64       "is_local" => true,
  65       "is_post_verb" => false,
  66       "created_at" => created_at,
  67       "in_reply_to_status_id" => nil,
  68     }
  69   end
  70
  71   def to_map(%Activity{data: %{"object" => %{"content" => content} = object}} = activity, %{user: user} = opts) do
  72     created_at = object["published"] |> date_to_asctime
  73     like_count = object["like_count"] || 0
  74     announcement_count = object["announcement_count"] || 0
  75     favorited = opts[:for] && opts[:for].ap_id in (object["likes"] || [])
  76     repeated = opts[:for] && opts[:for].ap_id in (object["announcements"] || [])
  77
  78     mentions = opts[:mentioned] || []
  79
  80     attentions = activity.data["to"]
  81     |> Enum.map(fn (ap_id) -> Enum.find(mentions, fn(user) -> ap_id == user.ap_id end) end)
  82     |> Enum.filter(&(&1))
  83     |> Enum.map(fn (user) -> UserRepresenter.to_map(user, opts) end)
  84
  85
  86     conversation_id = with context when not is_nil(context) <- activity.data["context"] do
  87       TwitterAPI.context_to_conversation_id(context)
  88     else _e -> nil
  89     end
  90
  91     %{
  92       "id" => activity.id,
  93       "user" => UserRepresenter.to_map(user, opts),
  94       "attentions" => [],
  95       "statusnet_html" => content,
  96       "text" => HtmlSanitizeEx.strip_tags(content),
  97       "is_local" => true,
  98       "is_post_verb" => true,
  99       "created_at" => created_at,
 100       "in_reply_to_status_id" => object["inReplyToStatusId"],
 101       "statusnet_conversation_id" => conversation_id,
 102       "attachments" => (object["attachment"] || []) |> ObjectRepresenter.enum_to_list(opts),
 103       "attentions" => attentions,
 104       "fave_num" => like_count,
 105       "repeat_num" => announcement_count,
 106       "favorited" => to_boolean(favorited),
 107       "repeated" => to_boolean(repeated),
 108     }
 109   end
 110
 111   defp date_to_asctime(date) do
 112     with {:ok, date, _offset} <- date |> DateTime.from_iso8601 do
 113       Strftime.strftime!(date, "%a %b %d %H:%M:%S %z %Y")
 114     else _e ->
 115       ""
 116     end
 117   end
 118
 119   defp to_boolean(false) do
 120     false
 121   end
 122
 123   defp to_boolean(nil) do
 124     false
 125   end
 126
 127   defp to_boolean(_) do
 128     true
 129   end
 130 end