808 lines
		
	
	
	
		
			25 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
			
		
		
	
	
			808 lines
		
	
	
	
		
			25 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
# Pleroma: A lightweight social networking server
 | 
						|
# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
 | 
						|
# SPDX-License-Identifier: AGPL-3.0-only
 | 
						|
 | 
						|
defmodule Pleroma.Web.MastodonAPI.StatusView do
 | 
						|
  use Pleroma.Web, :view
 | 
						|
 | 
						|
  require Pleroma.Constants
 | 
						|
 | 
						|
  alias Pleroma.Activity
 | 
						|
  alias Pleroma.HTML
 | 
						|
  alias Pleroma.Maps
 | 
						|
  alias Pleroma.Object
 | 
						|
  alias Pleroma.Repo
 | 
						|
  alias Pleroma.User
 | 
						|
  alias Pleroma.UserRelationship
 | 
						|
  alias Pleroma.Web.CommonAPI
 | 
						|
  alias Pleroma.Web.CommonAPI.Utils
 | 
						|
  alias Pleroma.Web.MastodonAPI.AccountView
 | 
						|
  alias Pleroma.Web.MastodonAPI.PollView
 | 
						|
  alias Pleroma.Web.MastodonAPI.StatusView
 | 
						|
  alias Pleroma.Web.MediaProxy
 | 
						|
  alias Pleroma.Web.PleromaAPI.EmojiReactionController
 | 
						|
  require Logger
 | 
						|
 | 
						|
  import Pleroma.Web.ActivityPub.Visibility, only: [get_visibility: 1, visible_for_user?: 2]
 | 
						|
 | 
						|
  # This is a naive way to do this, just spawning a process per activity
 | 
						|
  # to fetch the preview. However it should be fine considering
 | 
						|
  # pagination is restricted to 40 activities at a time
 | 
						|
  defp fetch_rich_media_for_activities(activities) do
 | 
						|
    Enum.each(activities, fn activity ->
 | 
						|
      spawn(fn ->
 | 
						|
        Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity)
 | 
						|
      end)
 | 
						|
    end)
 | 
						|
  end
 | 
						|
 | 
						|
  # TODO: Add cached version.
 | 
						|
  defp get_replied_to_activities([]), do: %{}
 | 
						|
 | 
						|
  defp get_replied_to_activities(activities) do
 | 
						|
    activities
 | 
						|
    |> Enum.map(fn
 | 
						|
      %{data: %{"type" => "Create"}} = activity ->
 | 
						|
        object = Object.normalize(activity, fetch: false)
 | 
						|
        object && object.data["inReplyTo"] != "" && object.data["inReplyTo"]
 | 
						|
 | 
						|
      _ ->
 | 
						|
        nil
 | 
						|
    end)
 | 
						|
    |> Enum.filter(& &1)
 | 
						|
    |> Activity.create_by_object_ap_id_with_object()
 | 
						|
    |> Repo.all()
 | 
						|
    |> Enum.reduce(%{}, fn activity, acc ->
 | 
						|
      object = Object.normalize(activity, fetch: false)
 | 
						|
      if object, do: Map.put(acc, object.data["id"], activity), else: acc
 | 
						|
    end)
 | 
						|
  end
 | 
						|
 | 
						|
  # DEPRECATED This field seems to be a left-over from the StatusNet era.
 | 
						|
  # If your application uses `pleroma.conversation_id`: this field is deprecated.
 | 
						|
  # It is currently stubbed instead by doing a CRC32 of the context, and
 | 
						|
  # clearing the MSB to avoid overflow exceptions with signed integers on the
 | 
						|
  # different clients using this field (Java/Kotlin code, mostly; see Husky.)
 | 
						|
  # This should be removed in a future version of Pleroma. Pleroma-FE currently
 | 
						|
  # depends on this field, as well.
 | 
						|
  defp get_context_id(%{data: %{"context" => context}}) when is_binary(context) do
 | 
						|
    import Bitwise
 | 
						|
 | 
						|
    :erlang.crc32(context)
 | 
						|
    |> band(bnot(0x8000_0000))
 | 
						|
  end
 | 
						|
 | 
						|
  defp get_context_id(_), do: nil
 | 
						|
 | 
						|
  # Check if the user reblogged this status
 | 
						|
  defp reblogged?(activity, %User{ap_id: ap_id}) do
 | 
						|
    with %Object{data: %{"announcements" => announcements}} when is_list(announcements) <-
 | 
						|
           Object.normalize(activity, fetch: false) do
 | 
						|
      ap_id in announcements
 | 
						|
    else
 | 
						|
      _ -> false
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  # False if the user is logged out
 | 
						|
  defp reblogged?(_activity, _user), do: false
 | 
						|
 | 
						|
  def render("index.json", opts) do
 | 
						|
    Logger.debug("Rendering index")
 | 
						|
    reading_user = opts[:for]
 | 
						|
    # To do: check AdminAPIControllerTest on the reasons behind nil activities in the list
 | 
						|
    activities = Enum.filter(opts.activities, & &1)
 | 
						|
 | 
						|
    # Start fetching rich media before doing anything else, so that later calls to get the cards
 | 
						|
    # only block for timeout in the worst case, as opposed to
 | 
						|
    # length(activities_with_links) * timeout
 | 
						|
    fetch_rich_media_for_activities(activities)
 | 
						|
    replied_to_activities = get_replied_to_activities(activities)
 | 
						|
 | 
						|
    parent_activities =
 | 
						|
      activities
 | 
						|
      |> Enum.filter(&(&1.data["type"] == "Announce" && &1.data["object"]))
 | 
						|
      |> Enum.map(&Object.normalize(&1, fetch: false).data["id"])
 | 
						|
      |> Activity.create_by_object_ap_id()
 | 
						|
      |> Activity.with_preloaded_object(:left)
 | 
						|
      |> Activity.with_preloaded_bookmark(reading_user)
 | 
						|
      |> Activity.with_set_thread_muted_field(reading_user)
 | 
						|
      |> Repo.all()
 | 
						|
 | 
						|
    relationships_opt =
 | 
						|
      cond do
 | 
						|
        Map.has_key?(opts, :relationships) ->
 | 
						|
          opts[:relationships]
 | 
						|
 | 
						|
        is_nil(reading_user) ->
 | 
						|
          UserRelationship.view_relationships_option(nil, [])
 | 
						|
 | 
						|
        true ->
 | 
						|
          # Note: unresolved users are filtered out
 | 
						|
          actors =
 | 
						|
            (activities ++ parent_activities)
 | 
						|
            |> Enum.map(&CommonAPI.get_user(&1.data["actor"], false))
 | 
						|
            |> Enum.filter(& &1)
 | 
						|
 | 
						|
          UserRelationship.view_relationships_option(reading_user, actors, subset: :source_mutes)
 | 
						|
      end
 | 
						|
 | 
						|
    opts =
 | 
						|
      opts
 | 
						|
      |> Map.put(:replied_to_activities, replied_to_activities)
 | 
						|
      |> Map.put(:parent_activities, parent_activities)
 | 
						|
      |> Map.put(:relationships, relationships_opt)
 | 
						|
 | 
						|
    render_many(activities, StatusView, "show.json", opts)
 | 
						|
  end
 | 
						|
 | 
						|
  def render(
 | 
						|
        "show.json",
 | 
						|
        %{activity: %{id: id, data: %{"type" => "Announce", "object" => _object}} = activity} =
 | 
						|
          opts
 | 
						|
      ) do
 | 
						|
    Logger.debug("Rendering reblog #{id}")
 | 
						|
    user = CommonAPI.get_user(activity.data["actor"])
 | 
						|
    created_at = Utils.to_masto_date(activity.data["published"])
 | 
						|
    object = Object.normalize(activity, fetch: false)
 | 
						|
 | 
						|
    reblogged_parent_activity =
 | 
						|
      if opts[:parent_activities] do
 | 
						|
        Activity.Queries.find_by_object_ap_id(
 | 
						|
          opts[:parent_activities],
 | 
						|
          object.data["id"]
 | 
						|
        )
 | 
						|
      else
 | 
						|
        Activity.create_by_object_ap_id(object.data["id"])
 | 
						|
        |> Activity.with_preloaded_bookmark(opts[:for])
 | 
						|
        |> Activity.with_set_thread_muted_field(opts[:for])
 | 
						|
        |> Repo.one()
 | 
						|
      end
 | 
						|
 | 
						|
    reblog_rendering_opts = Map.put(opts, :activity, reblogged_parent_activity)
 | 
						|
    reblogged = render("show.json", reblog_rendering_opts)
 | 
						|
 | 
						|
    favorited = opts[:for] && opts[:for].ap_id in (object.data["likes"] || [])
 | 
						|
 | 
						|
    bookmarked = Activity.get_bookmark(reblogged_parent_activity, opts[:for]) != nil
 | 
						|
 | 
						|
    mentions =
 | 
						|
      activity.recipients
 | 
						|
      |> Enum.map(fn ap_id -> User.get_cached_by_ap_id(ap_id) end)
 | 
						|
      |> Enum.filter(& &1)
 | 
						|
      |> Enum.map(fn user -> AccountView.render("mention.json", %{user: user}) end)
 | 
						|
 | 
						|
    {pinned?, pinned_at} = pin_data(object, user)
 | 
						|
    lang = language(object)
 | 
						|
 | 
						|
    %{
 | 
						|
      id: to_string(activity.id),
 | 
						|
      uri: object.data["id"],
 | 
						|
      url: object.data["id"],
 | 
						|
      account:
 | 
						|
        AccountView.render("show.json", %{
 | 
						|
          user: user,
 | 
						|
          for: opts[:for]
 | 
						|
        }),
 | 
						|
      in_reply_to_id: nil,
 | 
						|
      in_reply_to_account_id: nil,
 | 
						|
      reblog: reblogged,
 | 
						|
      content: "",
 | 
						|
      created_at: created_at,
 | 
						|
      reblogs_count: 0,
 | 
						|
      replies_count: 0,
 | 
						|
      favourites_count: 0,
 | 
						|
      reblogged: reblogged?(reblogged_parent_activity, opts[:for]),
 | 
						|
      favourited: present?(favorited),
 | 
						|
      bookmarked: present?(bookmarked),
 | 
						|
      muted: false,
 | 
						|
      pinned: pinned?,
 | 
						|
      sensitive: false,
 | 
						|
      spoiler_text: "",
 | 
						|
      visibility: get_visibility(activity),
 | 
						|
      media_attachments: reblogged[:media_attachments] || [],
 | 
						|
      mentions: mentions,
 | 
						|
      tags: reblogged[:tags] || [],
 | 
						|
      application: build_application(object.data["generator"]),
 | 
						|
      language: lang,
 | 
						|
      emojis: [],
 | 
						|
      pleroma: %{
 | 
						|
        local: activity.local,
 | 
						|
        pinned_at: pinned_at
 | 
						|
      }
 | 
						|
    }
 | 
						|
  end
 | 
						|
 | 
						|
  def render("show.json", %{activity: %{id: id, data: %{"object" => _object}} = activity} = opts) do
 | 
						|
    Logger.debug("Rendering status #{id}")
 | 
						|
 | 
						|
    with %Object{} = object <- Object.normalize(activity, fetch: false) do
 | 
						|
      user = CommonAPI.get_user(activity.data["actor"])
 | 
						|
      user_follower_address = user.follower_address
 | 
						|
 | 
						|
      like_count = object.data["like_count"] || 0
 | 
						|
      announcement_count = object.data["announcement_count"] || 0
 | 
						|
 | 
						|
      hashtags = Object.hashtags(object)
 | 
						|
      sensitive = object.data["sensitive"] || Enum.member?(hashtags, "nsfw")
 | 
						|
 | 
						|
      tags = Object.tags(object)
 | 
						|
 | 
						|
      tag_mentions =
 | 
						|
        tags
 | 
						|
        |> Enum.filter(fn tag -> is_map(tag) and tag["type"] == "Mention" end)
 | 
						|
        |> Enum.map(fn tag -> tag["href"] end)
 | 
						|
 | 
						|
      to_data = if is_nil(object.data["to"]), do: [], else: object.data["to"]
 | 
						|
 | 
						|
      mentions =
 | 
						|
        (to_data ++ tag_mentions)
 | 
						|
        |> Enum.uniq()
 | 
						|
        |> Enum.map(fn
 | 
						|
          Pleroma.Constants.as_public() -> nil
 | 
						|
          ^user_follower_address -> nil
 | 
						|
          ap_id -> User.get_cached_by_ap_id(ap_id)
 | 
						|
        end)
 | 
						|
        |> Enum.filter(& &1)
 | 
						|
        |> Enum.map(fn user -> AccountView.render("mention.json", %{user: user}) end)
 | 
						|
 | 
						|
      favorited = opts[:for] && opts[:for].ap_id in (object.data["likes"] || [])
 | 
						|
 | 
						|
      bookmarked = Activity.get_bookmark(activity, opts[:for]) != nil
 | 
						|
 | 
						|
      client_posted_this_activity = opts[:for] && user.id == opts[:for].id
 | 
						|
 | 
						|
      expires_at =
 | 
						|
        with true <- client_posted_this_activity,
 | 
						|
             %Oban.Job{scheduled_at: scheduled_at} <-
 | 
						|
               Pleroma.Workers.PurgeExpiredActivity.get_expiration(activity.id) do
 | 
						|
          scheduled_at
 | 
						|
        else
 | 
						|
          _ -> nil
 | 
						|
        end
 | 
						|
 | 
						|
      thread_muted? =
 | 
						|
        cond do
 | 
						|
          is_nil(opts[:for]) -> false
 | 
						|
          is_boolean(activity.thread_muted?) -> activity.thread_muted?
 | 
						|
          true -> CommonAPI.thread_muted?(opts[:for], activity)
 | 
						|
        end
 | 
						|
 | 
						|
      attachment_data = object.data["attachment"] || []
 | 
						|
      attachments = render_many(attachment_data, StatusView, "attachment.json", as: :attachment)
 | 
						|
 | 
						|
      created_at = Utils.to_masto_date(object.data["published"])
 | 
						|
 | 
						|
      edited_at =
 | 
						|
        with %{"updated" => updated} <- object.data,
 | 
						|
             date <- Utils.to_masto_date(updated),
 | 
						|
             true <- date != "" do
 | 
						|
          date
 | 
						|
        else
 | 
						|
          _ ->
 | 
						|
            nil
 | 
						|
        end
 | 
						|
 | 
						|
      reply_to = get_reply_to(activity, opts)
 | 
						|
 | 
						|
      reply_to_user = reply_to && CommonAPI.get_user(reply_to.data["actor"])
 | 
						|
 | 
						|
      history_len =
 | 
						|
        1 +
 | 
						|
          (Object.Updater.history_for(object.data)
 | 
						|
           |> Map.get("orderedItems")
 | 
						|
           |> length())
 | 
						|
 | 
						|
      # See render("history.json", ...) for more details
 | 
						|
      # Here the implicit index of the current content is 0
 | 
						|
      chrono_order = history_len - 1
 | 
						|
 | 
						|
      content =
 | 
						|
        object
 | 
						|
        |> render_content()
 | 
						|
 | 
						|
      content_html =
 | 
						|
        content
 | 
						|
        |> Activity.HTML.get_cached_scrubbed_html_for_activity(
 | 
						|
          User.html_filter_policy(opts[:for]),
 | 
						|
          activity,
 | 
						|
          "mastoapi:content:#{chrono_order}"
 | 
						|
        )
 | 
						|
 | 
						|
      content_plaintext =
 | 
						|
        content
 | 
						|
        |> Activity.HTML.get_cached_stripped_html_for_activity(
 | 
						|
          activity,
 | 
						|
          "mastoapi:content:#{chrono_order}"
 | 
						|
        )
 | 
						|
 | 
						|
      summary = object.data["summary"] || ""
 | 
						|
 | 
						|
      card = render("card.json", Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity))
 | 
						|
 | 
						|
      url =
 | 
						|
        if user.local do
 | 
						|
          Pleroma.Web.Router.Helpers.o_status_url(Pleroma.Web.Endpoint, :notice, activity)
 | 
						|
        else
 | 
						|
          object.data["url"] || object.data["external_url"] || object.data["id"]
 | 
						|
        end
 | 
						|
 | 
						|
      direct_conversation_id =
 | 
						|
        with {_, nil} <- {:direct_conversation_id, opts[:direct_conversation_id]},
 | 
						|
             {_, true} <- {:include_id, opts[:with_direct_conversation_id]},
 | 
						|
             {_, %User{} = for_user} <- {:for_user, opts[:for]} do
 | 
						|
          Activity.direct_conversation_id(activity, for_user)
 | 
						|
        else
 | 
						|
          {:direct_conversation_id, participation_id} when is_integer(participation_id) ->
 | 
						|
            participation_id
 | 
						|
 | 
						|
          _e ->
 | 
						|
            nil
 | 
						|
        end
 | 
						|
 | 
						|
      emoji_reactions =
 | 
						|
        object.data
 | 
						|
        |> Map.get("reactions", [])
 | 
						|
        |> EmojiReactionController.filter_allowed_users(
 | 
						|
          opts[:for],
 | 
						|
          Map.get(opts, :with_muted, false)
 | 
						|
        )
 | 
						|
        |> Stream.map(fn {emoji, users, url} ->
 | 
						|
          build_emoji_map(emoji, users, url, opts[:for])
 | 
						|
        end)
 | 
						|
        |> Enum.to_list()
 | 
						|
 | 
						|
      # Status muted state (would do 1 request per status unless user mutes are preloaded)
 | 
						|
      muted =
 | 
						|
        thread_muted? ||
 | 
						|
          UserRelationship.exists?(
 | 
						|
            get_in(opts, [:relationships, :user_relationships]),
 | 
						|
            :mute,
 | 
						|
            opts[:for],
 | 
						|
            user,
 | 
						|
            fn for_user, user -> User.mutes?(for_user, user) end
 | 
						|
          )
 | 
						|
 | 
						|
      {pinned?, pinned_at} = pin_data(object, user)
 | 
						|
 | 
						|
      quote = Activity.get_quoted_activity_from_object(object)
 | 
						|
      lang = language(object)
 | 
						|
 | 
						|
      %{
 | 
						|
        id: to_string(activity.id),
 | 
						|
        uri: object.data["id"],
 | 
						|
        url: url,
 | 
						|
        account:
 | 
						|
          AccountView.render("show.json", %{
 | 
						|
            user: user,
 | 
						|
            for: opts[:for]
 | 
						|
          }),
 | 
						|
        in_reply_to_id: reply_to && to_string(reply_to.id),
 | 
						|
        in_reply_to_account_id: reply_to_user && to_string(reply_to_user.id),
 | 
						|
        reblog: nil,
 | 
						|
        card: card,
 | 
						|
        content: content_html,
 | 
						|
        text: opts[:with_source] && get_source_text(object.data["source"]),
 | 
						|
        created_at: created_at,
 | 
						|
        edited_at: edited_at,
 | 
						|
        reblogs_count: announcement_count,
 | 
						|
        replies_count: object.data["repliesCount"] || 0,
 | 
						|
        favourites_count: like_count,
 | 
						|
        reblogged: reblogged?(activity, opts[:for]),
 | 
						|
        favourited: present?(favorited),
 | 
						|
        bookmarked: present?(bookmarked),
 | 
						|
        muted: muted,
 | 
						|
        pinned: pinned?,
 | 
						|
        sensitive: sensitive,
 | 
						|
        spoiler_text: summary,
 | 
						|
        visibility: get_visibility(object),
 | 
						|
        media_attachments: attachments,
 | 
						|
        poll: render(PollView, "show.json", object: object, for: opts[:for]),
 | 
						|
        mentions: mentions,
 | 
						|
        tags: build_tags(tags),
 | 
						|
        application: build_application(object.data["generator"]),
 | 
						|
        language: lang,
 | 
						|
        emojis: build_emojis(object.data["emoji"]),
 | 
						|
        quote_id: if(quote, do: quote.id, else: nil),
 | 
						|
        quote: maybe_render_quote(quote, opts),
 | 
						|
        emoji_reactions: emoji_reactions,
 | 
						|
        pleroma: %{
 | 
						|
          local: activity.local,
 | 
						|
          conversation_id: get_context_id(activity),
 | 
						|
          context: object.data["context"],
 | 
						|
          in_reply_to_account_acct: reply_to_user && reply_to_user.nickname,
 | 
						|
          content: %{"text/plain" => content_plaintext},
 | 
						|
          spoiler_text: %{"text/plain" => summary},
 | 
						|
          expires_at: expires_at,
 | 
						|
          direct_conversation_id: direct_conversation_id,
 | 
						|
          thread_muted: thread_muted?,
 | 
						|
          emoji_reactions: emoji_reactions,
 | 
						|
          parent_visible: visible_for_user?(reply_to, opts[:for]),
 | 
						|
          pinned_at: pinned_at
 | 
						|
        },
 | 
						|
        akkoma: %{
 | 
						|
          source: object.data["source"]
 | 
						|
        }
 | 
						|
      }
 | 
						|
    else
 | 
						|
      nil -> nil
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  def render("show.json", _) do
 | 
						|
    nil
 | 
						|
  end
 | 
						|
 | 
						|
  def render("history.json", %{activity: %{data: %{"object" => _object}} = activity} = opts) do
 | 
						|
    Logger.debug("Rendering history for #{activity.id}")
 | 
						|
    object = Object.normalize(activity, fetch: false)
 | 
						|
 | 
						|
    hashtags = Object.hashtags(object)
 | 
						|
 | 
						|
    user = CommonAPI.get_user(activity.data["actor"])
 | 
						|
 | 
						|
    past_history =
 | 
						|
      Object.Updater.history_for(object.data)
 | 
						|
      |> Map.get("orderedItems")
 | 
						|
      |> Enum.map(&Map.put(&1, "id", object.data["id"]))
 | 
						|
      |> Enum.map(&%Object{data: &1, id: object.id})
 | 
						|
 | 
						|
    history =
 | 
						|
      [object | past_history]
 | 
						|
      # Mastodon expects the original to be at the first
 | 
						|
      |> Enum.reverse()
 | 
						|
      |> Enum.with_index()
 | 
						|
      |> Enum.map(fn {object, chrono_order} ->
 | 
						|
        %{
 | 
						|
          # The history is prepended every time there is a new edit.
 | 
						|
          # In chrono_order, the oldest item is always at 0, and so on.
 | 
						|
          # The chrono_order is an invariant kept between edits.
 | 
						|
          chrono_order: chrono_order,
 | 
						|
          object: object
 | 
						|
        }
 | 
						|
      end)
 | 
						|
 | 
						|
    individual_opts =
 | 
						|
      opts
 | 
						|
      |> Map.put(:as, :item)
 | 
						|
      |> Map.put(:user, user)
 | 
						|
      |> Map.put(:hashtags, hashtags)
 | 
						|
 | 
						|
    render_many(history, StatusView, "history_item.json", individual_opts)
 | 
						|
  end
 | 
						|
 | 
						|
  def render(
 | 
						|
        "history_item.json",
 | 
						|
        %{
 | 
						|
          activity: activity,
 | 
						|
          user: user,
 | 
						|
          item: %{object: object, chrono_order: chrono_order},
 | 
						|
          hashtags: hashtags
 | 
						|
        } = opts
 | 
						|
      ) do
 | 
						|
    sensitive = object.data["sensitive"] || Enum.member?(hashtags, "nsfw")
 | 
						|
 | 
						|
    attachment_data = object.data["attachment"] || []
 | 
						|
    attachments = render_many(attachment_data, StatusView, "attachment.json", as: :attachment)
 | 
						|
 | 
						|
    created_at = Utils.to_masto_date(object.data["updated"] || object.data["published"])
 | 
						|
 | 
						|
    content =
 | 
						|
      object
 | 
						|
      |> render_content()
 | 
						|
 | 
						|
    content_html =
 | 
						|
      content
 | 
						|
      |> Activity.HTML.get_cached_scrubbed_html_for_activity(
 | 
						|
        User.html_filter_policy(opts[:for]),
 | 
						|
        activity,
 | 
						|
        "mastoapi:content:#{chrono_order}"
 | 
						|
      )
 | 
						|
 | 
						|
    summary = object.data["summary"] || ""
 | 
						|
 | 
						|
    %{
 | 
						|
      account:
 | 
						|
        AccountView.render("show.json", %{
 | 
						|
          user: user,
 | 
						|
          for: opts[:for]
 | 
						|
        }),
 | 
						|
      content: content_html,
 | 
						|
      sensitive: sensitive,
 | 
						|
      spoiler_text: summary,
 | 
						|
      created_at: created_at,
 | 
						|
      media_attachments: attachments,
 | 
						|
      emojis: build_emojis(object.data["emoji"]),
 | 
						|
      poll: render(PollView, "show.json", object: object, for: opts[:for])
 | 
						|
    }
 | 
						|
  end
 | 
						|
 | 
						|
  def render("source.json", %{activity: %{data: %{"object" => _object}} = activity} = _opts) do
 | 
						|
    object = Object.normalize(activity, fetch: false)
 | 
						|
 | 
						|
    %{
 | 
						|
      id: activity.id,
 | 
						|
      text: get_source_text(Map.get(object.data, "source", "")),
 | 
						|
      spoiler_text: Map.get(object.data, "summary", ""),
 | 
						|
      content_type: get_source_content_type(object.data["source"])
 | 
						|
    }
 | 
						|
  end
 | 
						|
 | 
						|
  def render("card.json", %{rich_media: rich_media, page_url: page_url}) do
 | 
						|
    page_url_data = URI.parse(page_url)
 | 
						|
 | 
						|
    page_url_data =
 | 
						|
      if is_binary(rich_media["url"]) do
 | 
						|
        URI.merge(page_url_data, URI.parse(rich_media["url"]))
 | 
						|
      else
 | 
						|
        page_url_data
 | 
						|
      end
 | 
						|
 | 
						|
    page_url = page_url_data |> to_string
 | 
						|
 | 
						|
    image_url_data =
 | 
						|
      if is_binary(rich_media["image"]) do
 | 
						|
        URI.parse(rich_media["image"])
 | 
						|
      else
 | 
						|
        nil
 | 
						|
      end
 | 
						|
 | 
						|
    image_url = build_image_url(image_url_data, page_url_data)
 | 
						|
 | 
						|
    %{
 | 
						|
      type: "link",
 | 
						|
      provider_name: page_url_data.host,
 | 
						|
      provider_url: page_url_data.scheme <> "://" <> page_url_data.host,
 | 
						|
      url: page_url,
 | 
						|
      image: image_url |> MediaProxy.url(),
 | 
						|
      title: rich_media["title"] || "",
 | 
						|
      description: rich_media["description"] || "",
 | 
						|
      pleroma: %{
 | 
						|
        opengraph: rich_media
 | 
						|
      }
 | 
						|
    }
 | 
						|
  end
 | 
						|
 | 
						|
  def render("card.json", _), do: nil
 | 
						|
 | 
						|
  def render("attachment.json", %{attachment: attachment}) do
 | 
						|
    [attachment_url | _] = attachment["url"]
 | 
						|
    media_type = attachment_url["mediaType"] || attachment_url["mimeType"] || "image"
 | 
						|
    href = attachment_url["href"] |> MediaProxy.url()
 | 
						|
    href_preview = attachment_url["href"] |> MediaProxy.preview_url()
 | 
						|
    meta = render("attachment_meta.json", %{attachment: attachment})
 | 
						|
 | 
						|
    type =
 | 
						|
      cond do
 | 
						|
        String.contains?(media_type, "image") -> "image"
 | 
						|
        String.contains?(media_type, "video") -> "video"
 | 
						|
        String.contains?(media_type, "audio") -> "audio"
 | 
						|
        true -> "unknown"
 | 
						|
      end
 | 
						|
 | 
						|
    attachment_id =
 | 
						|
      with {_, ap_id} when is_binary(ap_id) <- {:ap_id, attachment["id"]},
 | 
						|
           {_, %Object{data: _object_data, id: object_id}} <-
 | 
						|
             {:object, Object.get_by_ap_id(ap_id)} do
 | 
						|
        to_string(object_id)
 | 
						|
      else
 | 
						|
        _ ->
 | 
						|
          <<hash_id::signed-32, _rest::binary>> = :crypto.hash(:md5, href)
 | 
						|
          to_string(attachment["id"] || hash_id)
 | 
						|
      end
 | 
						|
 | 
						|
    %{
 | 
						|
      id: attachment_id,
 | 
						|
      url: href,
 | 
						|
      remote_url: href,
 | 
						|
      preview_url: href_preview,
 | 
						|
      text_url: href,
 | 
						|
      type: type,
 | 
						|
      description: attachment["name"],
 | 
						|
      pleroma: %{mime_type: media_type},
 | 
						|
      blurhash: attachment["blurhash"]
 | 
						|
    }
 | 
						|
    |> Maps.put_if_present(:meta, meta)
 | 
						|
  end
 | 
						|
 | 
						|
  def render("attachment_meta.json", %{
 | 
						|
        attachment: %{"url" => [%{"width" => width, "height" => height} | _]}
 | 
						|
      })
 | 
						|
      when is_integer(width) and is_integer(height) do
 | 
						|
    %{
 | 
						|
      original: %{
 | 
						|
        width: width,
 | 
						|
        height: height,
 | 
						|
        aspect: width / height
 | 
						|
      }
 | 
						|
    }
 | 
						|
  end
 | 
						|
 | 
						|
  def render("attachment_meta.json", _), do: nil
 | 
						|
 | 
						|
  def render("context.json", %{activity: activity, activities: activities, user: user}) do
 | 
						|
    Logger.debug("Rendering context for #{activity.id}")
 | 
						|
 | 
						|
    %{ancestors: ancestors, descendants: descendants} =
 | 
						|
      activities
 | 
						|
      |> Enum.reverse()
 | 
						|
      |> Enum.group_by(fn %{id: id} -> if id < activity.id, do: :ancestors, else: :descendants end)
 | 
						|
      |> Map.put_new(:ancestors, [])
 | 
						|
      |> Map.put_new(:descendants, [])
 | 
						|
 | 
						|
    %{
 | 
						|
      ancestors: render("index.json", for: user, activities: ancestors, as: :activity),
 | 
						|
      descendants: render("index.json", for: user, activities: descendants, as: :activity)
 | 
						|
    }
 | 
						|
  end
 | 
						|
 | 
						|
  def get_reply_to(activity, %{replied_to_activities: replied_to_activities}) do
 | 
						|
    object = Object.normalize(activity, fetch: false)
 | 
						|
 | 
						|
    with nil <- replied_to_activities[object.data["inReplyTo"]] do
 | 
						|
      # If user didn't participate in the thread
 | 
						|
      Activity.get_in_reply_to_activity(activity)
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  def get_reply_to(%{data: %{"object" => _object}} = activity, _) do
 | 
						|
    object = Object.normalize(activity, fetch: false)
 | 
						|
 | 
						|
    if object.data["inReplyTo"] && object.data["inReplyTo"] != "" do
 | 
						|
      Activity.get_create_by_object_ap_id(object.data["inReplyTo"])
 | 
						|
    else
 | 
						|
      nil
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  def render_content(%{data: %{"name" => name}} = object) when not is_nil(name) and name != "" do
 | 
						|
    url = object.data["url"] || object.data["id"]
 | 
						|
 | 
						|
    "<p><a href=\"#{url}\">#{name}</a></p>#{object.data["content"]}"
 | 
						|
  end
 | 
						|
 | 
						|
  def render_content(object), do: object.data["content"] || ""
 | 
						|
 | 
						|
  @doc """
 | 
						|
  Builds a dictionary tags.
 | 
						|
 | 
						|
  ## Examples
 | 
						|
 | 
						|
  iex> Pleroma.Web.MastodonAPI.StatusView.build_tags(["fediverse", "nextcloud"])
 | 
						|
  [{"name": "fediverse", "url": "/tag/fediverse"},
 | 
						|
   {"name": "nextcloud", "url": "/tag/nextcloud"}]
 | 
						|
 | 
						|
  """
 | 
						|
  @spec build_tags(list(any())) :: list(map())
 | 
						|
  def build_tags(object_tags) when is_list(object_tags) do
 | 
						|
    object_tags
 | 
						|
    |> Enum.filter(&is_binary/1)
 | 
						|
    |> Enum.map(&%{name: &1, url: "#{Pleroma.Web.Endpoint.url()}/tag/#{URI.encode(&1)}"})
 | 
						|
  end
 | 
						|
 | 
						|
  def build_tags(_), do: []
 | 
						|
 | 
						|
  @doc """
 | 
						|
  Builds list emojis.
 | 
						|
 | 
						|
  Arguments: `nil` or list tuple of name and url.
 | 
						|
 | 
						|
  Returns list emojis.
 | 
						|
 | 
						|
  ## Examples
 | 
						|
 | 
						|
  iex> Pleroma.Web.MastodonAPI.StatusView.build_emojis([{"2hu", "corndog.png"}])
 | 
						|
  [%{shortcode: "2hu", static_url: "corndog.png", url: "corndog.png", visible_in_picker: false}]
 | 
						|
 | 
						|
  """
 | 
						|
  @spec build_emojis(nil | list(tuple())) :: list(map())
 | 
						|
  def build_emojis(nil), do: []
 | 
						|
 | 
						|
  def build_emojis(emojis) do
 | 
						|
    emojis
 | 
						|
    |> Enum.map(fn {name, url} ->
 | 
						|
      name = HTML.strip_tags(name)
 | 
						|
 | 
						|
      url =
 | 
						|
        url
 | 
						|
        |> HTML.strip_tags()
 | 
						|
        |> MediaProxy.url()
 | 
						|
 | 
						|
      %{shortcode: name, url: url, static_url: url, visible_in_picker: false}
 | 
						|
    end)
 | 
						|
  end
 | 
						|
 | 
						|
  defp present?(nil), do: false
 | 
						|
  defp present?(false), do: false
 | 
						|
  defp present?(_), do: true
 | 
						|
 | 
						|
  defp pin_data(%Object{data: %{"id" => object_id}}, %User{pinned_objects: pinned_objects}) do
 | 
						|
    if pinned_at = pinned_objects[object_id] do
 | 
						|
      {true, Utils.to_masto_date(pinned_at)}
 | 
						|
    else
 | 
						|
      {false, nil}
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  defp build_emoji_map(emoji, users, url, current_user) do
 | 
						|
    %{
 | 
						|
      name: Pleroma.Web.PleromaAPI.EmojiReactionView.emoji_name(emoji, url),
 | 
						|
      count: length(users),
 | 
						|
      url: MediaProxy.url(url),
 | 
						|
      me: !!(current_user && current_user.ap_id in users),
 | 
						|
      account_ids: Enum.map(users, fn user -> User.get_cached_by_ap_id(user).id end)
 | 
						|
    }
 | 
						|
  end
 | 
						|
 | 
						|
  @spec build_application(map() | nil) :: map() | nil
 | 
						|
  defp build_application(%{"type" => _type, "name" => name, "url" => url}),
 | 
						|
    do: %{name: name, website: url}
 | 
						|
 | 
						|
  defp build_application(_), do: nil
 | 
						|
 | 
						|
  # Workaround for Elixir issue #10771
 | 
						|
  # Avoid applying URI.merge unless necessary
 | 
						|
  # TODO: revert to always attempting URI.merge(image_url_data, page_url_data)
 | 
						|
  # when Elixir 1.12 is the minimum supported version
 | 
						|
  @spec build_image_url(struct() | nil, struct()) :: String.t() | nil
 | 
						|
  defp build_image_url(
 | 
						|
         %URI{scheme: image_scheme, host: image_host} = image_url_data,
 | 
						|
         %URI{} = _page_url_data
 | 
						|
       )
 | 
						|
       when not is_nil(image_scheme) and not is_nil(image_host) do
 | 
						|
    image_url_data |> to_string
 | 
						|
  end
 | 
						|
 | 
						|
  defp build_image_url(%URI{} = image_url_data, %URI{} = page_url_data) do
 | 
						|
    URI.merge(page_url_data, image_url_data) |> to_string
 | 
						|
  end
 | 
						|
 | 
						|
  defp build_image_url(_, _), do: nil
 | 
						|
 | 
						|
  defp maybe_render_quote(nil, _), do: nil
 | 
						|
 | 
						|
  defp maybe_render_quote(quote, opts) do
 | 
						|
    with %User{} = quoted_user <- User.get_cached_by_ap_id(quote.actor),
 | 
						|
         false <- Map.get(opts, :do_not_recurse, false),
 | 
						|
         true <- visible_for_user?(quote, opts[:for]),
 | 
						|
         false <- User.blocks?(opts[:for], quoted_user),
 | 
						|
         false <- User.mutes?(opts[:for], quoted_user) do
 | 
						|
      opts =
 | 
						|
        opts
 | 
						|
        |> Map.put(:activity, quote)
 | 
						|
        |> Map.put(:do_not_recurse, true)
 | 
						|
 | 
						|
      render("show.json", opts)
 | 
						|
    else
 | 
						|
      _ -> nil
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  defp get_source_text(%{"content" => content} = _source) do
 | 
						|
    content
 | 
						|
  end
 | 
						|
 | 
						|
  defp get_source_text(source) when is_binary(source) do
 | 
						|
    source
 | 
						|
  end
 | 
						|
 | 
						|
  defp get_source_text(_) do
 | 
						|
    ""
 | 
						|
  end
 | 
						|
 | 
						|
  defp get_source_content_type(%{"mediaType" => type} = _source) do
 | 
						|
    type
 | 
						|
  end
 | 
						|
 | 
						|
  defp get_source_content_type(_source) do
 | 
						|
    Utils.get_content_type(nil)
 | 
						|
  end
 | 
						|
 | 
						|
  defp language(%Object{data: %{"contentMap" => contentMap}}) when is_map(contentMap) do
 | 
						|
    contentMap
 | 
						|
    |> Map.keys()
 | 
						|
    |> Enum.at(0)
 | 
						|
  end
 | 
						|
 | 
						|
  defp language(_), do: nil
 | 
						|
end
 |