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   alias Pleroma.Wi
   8
   9   defp user_by_ap_id(user_list, ap_id) do
  10     Enum.find(user_list, fn (%{ap_id: user_id}) -> ap_id == user_id end)
  11   end
  12
  13   def to_map(%Activity{data: %{"type" => "Announce", "actor" => actor, "published" => created_at}} = activity,
  14              %{users: users, announced_activity: announced_activity} = opts) do
  15     user = user_by_ap_id(users, actor)
  16     created_at = created_at |> date_to_asctime
  17
  18     text = "#{user.nickname} retweeted a status."
  19
  20     announced_user = user_by_ap_id(users, announced_activity.data["actor"])
  21     retweeted_status = to_map(announced_activity, Map.merge(%{user: announced_user}, opts))
  22     %{
  23       "id" => activity.id,
  24       "user" => UserRepresenter.to_map(user, opts),
  25       "statusnet_html" => text,
  26       "text" => text,
  27       "is_local" => true,
  28       "is_post_verb" => false,
  29       "uri" => "tag:#{activity.data["id"]}:objectType=note",
  30       "created_at" => created_at,
  31       "retweeted_status" => retweeted_status,
  32       "statusnet_conversation_id" => conversation_id(announced_activity)
  33     }
  34   end
  35
  36   def to_map(%Activity{data: %{"type" => "Like", "published" => created_at}} = activity,
  37              %{user: user, liked_activity: liked_activity} = opts) do
  38     created_at = created_at |> date_to_asctime
  39
  40     text = "#{user.nickname} favorited a status."
  41
  42     %{
  43       "id" => activity.id,
  44       "user" => UserRepresenter.to_map(user, opts),
  45       "statusnet_html" => text,
  46       "text" => text,
  47       "is_local" => true,
  48       "is_post_verb" => false,
  49       "uri" => "tag:#{activity.data["id"]}:objectType=Favourite",
  50       "created_at" => created_at,
  51       "in_reply_to_status_id" => liked_activity.id,
  52     }
  53   end
  54
  55   def to_map(%Activity{data: %{"type" => "Follow", "published" => created_at, "object" => followed_id}} = activity, %{user: user} = opts) do
  56     created_at = created_at |> date_to_asctime
  57
  58     followed = User.get_cached_by_ap_id(followed_id)
  59     text = "#{user.nickname} started following #{followed.nickname}"
  60     %{
  61       "id" => activity.id,
  62       "user" => UserRepresenter.to_map(user, opts),
  63       "attentions" => [],
  64       "statusnet_html" => text,
  65       "text" => text,
  66       "is_local" => true,
  67       "is_post_verb" => false,
  68       "created_at" => created_at,
  69       "in_reply_to_status_id" => nil,
  70     }
  71   end
  72
  73   def to_map(%Activity{data: %{"object" => %{"content" => content} = object}} = activity, %{user: user} = opts) do
  74     created_at = object["published"] |> date_to_asctime
  75     like_count = object["like_count"] || 0
  76     announcement_count = object["announcement_count"] || 0
  77     favorited = opts[:for] && opts[:for].ap_id in (object["likes"] || [])
  78     repeated = opts[:for] && opts[:for].ap_id in (object["announcements"] || [])
  79
  80     mentions = opts[:mentioned] || []
  81
  82     attentions = activity.data["to"]
  83     |> Enum.map(fn (ap_id) -> Enum.find(mentions, fn(user) -> ap_id == user.ap_id end) end)
  84     |> Enum.filter(&(&1))
  85     |> Enum.map(fn (user) -> UserRepresenter.to_map(user, opts) end)
  86
  87     conversation_id = conversation_id(activity)
  88
  89     %{
  90       "id" => activity.id,
  91       "user" => UserRepresenter.to_map(user, opts),
  92       "attentions" => [],
  93       "statusnet_html" => content,
  94       "text" => HtmlSanitizeEx.strip_tags(content),
  95       "is_local" => true,
  96       "is_post_verb" => true,
  97       "created_at" => created_at,
  98       "in_reply_to_status_id" => object["inReplyToStatusId"],
  99       "statusnet_conversation_id" => conversation_id,
 100       "attachments" => (object["attachment"] || []) |> ObjectRepresenter.enum_to_list(opts),
 101       "attentions" => attentions,
 102       "fave_num" => like_count,
 103       "repeat_num" => announcement_count,
 104       "favorited" => to_boolean(favorited),
 105       "repeated" => to_boolean(repeated),
 106     }
 107   end
 108
 109   def conversation_id(activity) do
 110     with context when not is_nil(context) <- activity.data["context"] do
 111       TwitterAPI.context_to_conversation_id(context)
 112     else _e -> nil
 113     end
 114   end
 115
 116   defp date_to_asctime(date) do
 117     with {:ok, date, _offset} <- date |> DateTime.from_iso8601 do
 118       Strftime.strftime!(date, "%a %b %d %H:%M:%S %z %Y")
 119     else _e ->
 120       ""
 121     end
 122   end
 123
 124   defp to_boolean(false) do
 125     false
 126   end
 127
 128   defp to_boolean(nil) do
 129     false
 130   end
 131
 132   defp to_boolean(_) do
 133     true
 134   end
 135 end