295 lines
8.8 KiB
Elixir
295 lines
8.8 KiB
Elixir
defmodule Pleroma.Web.TwitterAPI.ActivityView do
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use Pleroma.Web, :view
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alias Pleroma.Web.CommonAPI.Utils
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alias Pleroma.User
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alias Pleroma.Web.TwitterAPI.UserView
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alias Pleroma.Web.TwitterAPI.ActivityView
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alias Pleroma.Web.TwitterAPI.TwitterAPI
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alias Pleroma.Web.TwitterAPI.Representers.ObjectRepresenter
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alias Pleroma.Activity
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alias Pleroma.Object
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alias Pleroma.User
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alias Pleroma.Repo
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alias Pleroma.Formatter
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import Ecto.Query
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defp query_context_ids([]), do: []
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defp query_context_ids(contexts) do
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query = from(o in Object, where: fragment("(?)->>'id' = ANY(?)", o.data, ^contexts))
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Repo.all(query)
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end
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defp query_users([]), do: []
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defp query_users(user_ids) do
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query = from(user in User, where: user.ap_id in ^user_ids)
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Repo.all(query)
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end
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defp collect_context_ids(activities) do
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_contexts =
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activities
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|> Enum.reject(& &1.data["context_id"])
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|> Enum.map(fn %{data: data} ->
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data["context"]
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end)
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|> Enum.filter(& &1)
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|> query_context_ids()
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|> Enum.reduce(%{}, fn %{data: %{"id" => ap_id}, id: id}, acc ->
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Map.put(acc, ap_id, id)
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end)
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end
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defp collect_users(activities) do
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activities
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|> Enum.map(fn activity ->
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case activity.data do
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data = %{"type" => "Follow"} ->
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[data["actor"], data["object"]]
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data ->
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[data["actor"]]
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end ++ activity.recipients
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end)
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|> List.flatten()
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|> Enum.uniq()
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|> query_users()
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|> Enum.reduce(%{}, fn user, acc ->
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Map.put(acc, user.ap_id, user)
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end)
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end
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defp get_context_id(%{data: %{"context_id" => context_id}}, _) when not is_nil(context_id),
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do: context_id
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defp get_context_id(%{data: %{"context" => nil}}, _), do: nil
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defp get_context_id(%{data: %{"context" => context}}, options) do
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cond do
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id = options[:context_ids][context] -> id
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true -> TwitterAPI.context_to_conversation_id(context)
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end
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end
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defp get_context_id(_, _), do: nil
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defp get_user(ap_id, opts) do
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cond do
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user = opts[:users][ap_id] ->
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user
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String.ends_with?(ap_id, "/followers") ->
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nil
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ap_id == "https://www.w3.org/ns/activitystreams#Public" ->
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nil
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true ->
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User.get_cached_by_ap_id(ap_id)
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end
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end
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def render("index.json", opts) do
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context_ids = collect_context_ids(opts.activities)
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users = collect_users(opts.activities)
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opts =
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opts
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|> Map.put(:context_ids, context_ids)
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|> Map.put(:users, users)
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render_many(
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opts.activities,
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ActivityView,
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"activity.json",
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opts
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)
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end
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def render("activity.json", %{activity: %{data: %{"type" => "Delete"}} = activity} = opts) do
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user = get_user(activity.data["actor"], opts)
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created_at = activity.data["published"] |> Utils.date_to_asctime()
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%{
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"id" => activity.id,
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"uri" => activity.data["object"],
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"user" => UserView.render("show.json", %{user: user, for: opts[:for]}),
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"attentions" => [],
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"statusnet_html" => "deleted notice {{tag",
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"text" => "deleted notice {{tag",
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"is_local" => activity.local,
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"is_post_verb" => false,
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"created_at" => created_at,
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"in_reply_to_status_id" => nil,
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"external_url" => activity.data["id"],
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"activity_type" => "delete"
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}
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end
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def render("activity.json", %{activity: %{data: %{"type" => "Follow"}} = activity} = opts) do
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user = get_user(activity.data["actor"], opts)
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created_at = activity.data["published"] || DateTime.to_iso8601(activity.inserted_at)
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created_at = created_at |> Utils.date_to_asctime()
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followed = get_user(activity.data["object"], opts)
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text = "#{user.nickname} started following #{followed.nickname}"
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%{
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"id" => activity.id,
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"user" => UserView.render("show.json", %{user: user, for: opts[:for]}),
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"attentions" => [],
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"statusnet_html" => text,
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"text" => text,
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"is_local" => activity.local,
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"is_post_verb" => false,
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"created_at" => created_at,
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"in_reply_to_status_id" => nil,
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"external_url" => activity.data["id"],
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"activity_type" => "follow"
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}
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end
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def render("activity.json", %{activity: %{data: %{"type" => "Announce"}} = activity} = opts) do
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user = get_user(activity.data["actor"], opts)
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created_at = activity.data["published"] |> Utils.date_to_asctime()
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announced_activity = Activity.get_create_activity_by_object_ap_id(activity.data["object"])
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text = "#{user.nickname} retweeted a status."
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retweeted_status = render("activity.json", Map.merge(opts, %{activity: announced_activity}))
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%{
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"id" => activity.id,
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"user" => UserView.render("show.json", %{user: user, for: opts[:for]}),
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"statusnet_html" => text,
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"text" => text,
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"is_local" => activity.local,
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"is_post_verb" => false,
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"uri" => "tag:#{activity.data["id"]}:objectType=note",
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"created_at" => created_at,
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"retweeted_status" => retweeted_status,
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"statusnet_conversation_id" => get_context_id(announced_activity, opts),
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"external_url" => activity.data["id"],
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"activity_type" => "repeat"
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}
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end
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def render("activity.json", %{activity: %{data: %{"type" => "Like"}} = activity} = opts) do
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user = get_user(activity.data["actor"], opts)
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liked_activity = Activity.get_create_activity_by_object_ap_id(activity.data["object"])
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created_at =
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activity.data["published"]
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|> Utils.date_to_asctime()
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text = "#{user.nickname} favorited a status."
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%{
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"id" => activity.id,
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"user" => UserView.render("show.json", %{user: user, for: opts[:for]}),
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"statusnet_html" => text,
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"text" => text,
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"is_local" => activity.local,
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"is_post_verb" => false,
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"uri" => "tag:#{activity.data["id"]}:objectType=Favourite",
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"created_at" => created_at,
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"in_reply_to_status_id" => liked_activity.id,
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"external_url" => activity.data["id"],
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"activity_type" => "like"
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}
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end
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def render(
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"activity.json",
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%{activity: %{data: %{"type" => "Create", "object" => object}} = activity} = opts
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) do
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user = get_user(activity.data["actor"], opts)
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created_at = object["published"] |> Utils.date_to_asctime()
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like_count = object["like_count"] || 0
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announcement_count = object["announcement_count"] || 0
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favorited = opts[:for] && opts[:for].ap_id in (object["likes"] || [])
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repeated = opts[:for] && opts[:for].ap_id in (object["announcements"] || [])
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attentions =
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activity.recipients
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|> Enum.map(fn ap_id -> get_user(ap_id, opts) end)
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|> Enum.filter(& &1)
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|> Enum.map(fn user -> UserView.render("show.json", %{user: user, for: opts[:for]}) end)
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conversation_id = get_context_id(activity, opts)
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tags = activity.data["object"]["tag"] || []
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possibly_sensitive = activity.data["object"]["sensitive"] || Enum.member?(tags, "nsfw")
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tags = if possibly_sensitive, do: Enum.uniq(["nsfw" | tags]), else: tags
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{summary, content} = render_content(object)
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html =
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HtmlSanitizeEx.basic_html(content)
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|> Formatter.emojify(object["emoji"])
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%{
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"id" => activity.id,
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"uri" => activity.data["object"]["id"],
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"user" => UserView.render("show.json", %{user: user, for: opts[:for]}),
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"statusnet_html" => html,
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"text" => HtmlSanitizeEx.strip_tags(content),
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"is_local" => activity.local,
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"is_post_verb" => true,
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"created_at" => created_at,
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"in_reply_to_status_id" => object["inReplyToStatusId"],
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"statusnet_conversation_id" => conversation_id,
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"attachments" => (object["attachment"] || []) |> ObjectRepresenter.enum_to_list(opts),
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"attentions" => attentions,
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"fave_num" => like_count,
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"repeat_num" => announcement_count,
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"favorited" => !!favorited,
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"repeated" => !!repeated,
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"external_url" => object["external_url"] || object["id"],
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"tags" => tags,
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"activity_type" => "post",
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"possibly_sensitive" => possibly_sensitive,
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"visibility" => Pleroma.Web.MastodonAPI.StatusView.get_visibility(object)
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}
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end
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def render_content(%{"type" => "Note"} = object) do
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summary = object["summary"]
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content =
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if !!summary and summary != "" do
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"<p>#{summary}</p>#{object["content"]}"
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else
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object["content"]
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end
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{summary, content}
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end
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def render_content(%{"type" => "Article"} = object) do
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summary = object["name"] || object["summary"]
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content =
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if !!summary and summary != "" do
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"<p><a href=\"#{object["url"]}\">#{summary}</a></p>#{object["content"]}"
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else
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object["content"]
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end
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{summary, content}
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end
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def render_content(object) do
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summary = object["summary"] || "Unhandled activity type: #{object["type"]}"
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content = "<p>#{summary}</p>#{object["content"]}"
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{summary, content}
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end
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end
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