common_fixes.ex (3911B)
- # Pleroma: A lightweight social networking server
- # Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
- # SPDX-License-Identifier: AGPL-3.0-only
- defmodule Pleroma.Web.ActivityPub.ObjectValidators.CommonFixes do
- alias Pleroma.EctoType.ActivityPub.ObjectValidators
- alias Pleroma.Maps
- alias Pleroma.Object
- alias Pleroma.Object.Containment
- alias Pleroma.User
- alias Pleroma.Web.ActivityPub.Transmogrifier
- alias Pleroma.Web.ActivityPub.Utils
- require Pleroma.Constants
- def cast_and_filter_recipients(message, field, follower_collection, field_fallback \\ []) do
- {:ok, data} = ObjectValidators.Recipients.cast(message[field] || field_fallback)
- data =
- Enum.reject(data, fn x ->
- String.ends_with?(x, "/followers") and x != follower_collection
- end)
- Map.put(message, field, data)
- end
- def fix_object_defaults(data) do
- data = Maps.filter_empty_values(data)
- context =
- Utils.maybe_create_context(
- data["context"] || data["conversation"] || data["inReplyTo"] || data["id"]
- )
- %User{follower_address: follower_collection} = User.get_cached_by_ap_id(data["attributedTo"])
- data
- |> Map.put("context", context)
- |> cast_and_filter_recipients("to", follower_collection)
- |> cast_and_filter_recipients("cc", follower_collection)
- |> cast_and_filter_recipients("bto", follower_collection)
- |> cast_and_filter_recipients("bcc", follower_collection)
- |> Transmogrifier.fix_implicit_addressing(follower_collection)
- end
- def fix_activity_addressing(activity) do
- %User{follower_address: follower_collection} = User.get_cached_by_ap_id(activity["actor"])
- activity
- |> cast_and_filter_recipients("to", follower_collection)
- |> cast_and_filter_recipients("cc", follower_collection)
- |> cast_and_filter_recipients("bto", follower_collection)
- |> cast_and_filter_recipients("bcc", follower_collection)
- |> Transmogrifier.fix_implicit_addressing(follower_collection)
- end
- def fix_actor(data) do
- actor =
- data
- |> Map.put_new("actor", data["attributedTo"])
- |> Containment.get_actor()
- data
- |> Map.put("actor", actor)
- |> Map.put("attributedTo", actor)
- end
- def fix_activity_context(data, %Object{data: %{"context" => object_context}}) do
- data
- |> Map.put("context", object_context)
- end
- def fix_object_action_recipients(%{"actor" => actor} = data, %Object{data: %{"actor" => actor}}) do
- to = ((data["to"] || []) -- [actor]) |> Enum.uniq()
- Map.put(data, "to", to)
- end
- def fix_object_action_recipients(data, %Object{data: %{"actor" => actor}}) do
- to = ((data["to"] || []) ++ [actor]) |> Enum.uniq()
- Map.put(data, "to", to)
- end
- def fix_quote_url(%{"quoteUrl" => _quote_url} = data), do: data
- # Fedibird
- # https://github.com/fedibird/mastodon/commit/dbd7ae6cf58a92ec67c512296b4daaea0d01e6ac
- def fix_quote_url(%{"quoteUri" => quote_url} = data) do
- Map.put(data, "quoteUrl", quote_url)
- end
- # Old Fedibird (bug)
- # https://github.com/fedibird/mastodon/issues/9
- def fix_quote_url(%{"quoteURL" => quote_url} = data) do
- Map.put(data, "quoteUrl", quote_url)
- end
- # Misskey fallback
- def fix_quote_url(%{"_misskey_quote" => quote_url} = data) do
- Map.put(data, "quoteUrl", quote_url)
- end
- def fix_quote_url(%{"tag" => [_ | _] = tags} = data) do
- tag = Enum.find(tags, &object_link_tag?/1)
- if not is_nil(tag) do
- data
- |> Map.put("quoteUrl", tag["href"])
- else
- data
- end
- end
- def fix_quote_url(data), do: data
- # https://codeberg.org/fediverse/fep/src/branch/main/fep/e232/fep-e232.md
- def object_link_tag?(%{
- "type" => "Link",
- "mediaType" => media_type,
- "href" => href
- })
- when media_type in Pleroma.Constants.activity_json_mime_types() and is_binary(href) do
- true
- end
- def object_link_tag?(_), do: false
- end