95 lines
3 KiB
Elixir
95 lines
3 KiB
Elixir
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.Web.PleromaAPI.EmojiReactionController do
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use Pleroma.Web, :controller
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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.Web.CommonAPI
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alias Pleroma.Web.MastodonAPI.StatusView
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alias Pleroma.Web.Plugs.OAuthScopesPlug
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plug(Pleroma.Web.ApiSpec.CastAndValidate)
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plug(OAuthScopesPlug, %{scopes: ["write:statuses"]} when action in [:create, :delete])
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plug(
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OAuthScopesPlug,
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%{scopes: ["read:statuses"], fallback: :proceed_unauthenticated}
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when action == :index
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)
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defdelegate open_api_operation(action), to: Pleroma.Web.ApiSpec.EmojiReactionOperation
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action_fallback(Pleroma.Web.MastodonAPI.FallbackController)
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def index(%{assigns: %{user: user}} = conn, %{id: activity_id} = params) do
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with true <- Pleroma.Config.get([:instance, :show_reactions]),
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%Activity{} = activity <- Activity.get_by_id_with_object(activity_id),
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%Object{data: %{"reactions" => reactions}} when is_list(reactions) <-
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Object.normalize(activity, fetch: false) do
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reactions =
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reactions
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|> filter(params)
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|> filter_allowed_users(user, Map.get(params, :with_muted, false))
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render(conn, "index.json", emoji_reactions: reactions, user: user)
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else
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_e -> json(conn, [])
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end
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end
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def filter_allowed_users(reactions, user, with_muted) do
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exclude_ap_ids =
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if is_nil(user) do
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[]
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else
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User.cached_blocked_users_ap_ids(user) ++
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if not with_muted, do: User.cached_muted_users_ap_ids(user), else: []
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end
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filter_emoji = fn emoji, users, url ->
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case Enum.reject(users, &(&1 in exclude_ap_ids)) do
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[] -> nil
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users -> {emoji, users, url}
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end
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end
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reactions
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|> Stream.map(fn
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[emoji, users, url] when is_list(users) -> filter_emoji.(emoji, users, url)
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{emoji, users, url} when is_list(users) -> filter_emoji.(emoji, users, url)
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_ -> nil
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end)
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|> Stream.reject(&is_nil/1)
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end
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defp filter(reactions, %{emoji: emoji}) when is_binary(emoji) do
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Enum.filter(reactions, fn [e, _, _] -> e == emoji end)
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end
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defp filter(reactions, _), do: reactions
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def create(%{assigns: %{user: user}} = conn, %{id: activity_id, emoji: emoji}) do
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with {:ok, _activity} <- CommonAPI.react_with_emoji(activity_id, user, emoji) do
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activity = Activity.get_by_id(activity_id)
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conn
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|> put_view(StatusView)
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|> render("show.json", activity: activity, for: user, as: :activity)
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end
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end
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def delete(%{assigns: %{user: user}} = conn, %{id: activity_id, emoji: emoji}) do
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with {:ok, _activity} <- CommonAPI.unreact_with_emoji(activity_id, user, emoji) do
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activity = Activity.get_by_id(activity_id)
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conn
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|> put_view(StatusView)
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|> render("show.json", activity: activity, for: user, as: :activity)
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end
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end
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end
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