diff options
Diffstat (limited to 'lib/pleroma/web/activity_pub')
29 files changed, 1667 insertions, 641 deletions
diff --git a/lib/pleroma/web/activity_pub/activity_pub.ex b/lib/pleroma/web/activity_pub/activity_pub.ex index d9f74b6a4..b8a2873d8 100644 --- a/lib/pleroma/web/activity_pub/activity_pub.ex +++ b/lib/pleroma/web/activity_pub/activity_pub.ex @@ -118,13 +118,29 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do def increase_poll_votes_if_vote(%{ "object" => %{"inReplyTo" => reply_ap_id, "name" => name}, - "type" => "Create" + "type" => "Create", + "actor" => actor }) do - Object.increase_vote_count(reply_ap_id, name) + Object.increase_vote_count(reply_ap_id, name, actor) end def increase_poll_votes_if_vote(_create_data), do: :noop + @spec persist(map(), keyword()) :: {:ok, Activity.t() | Object.t()} + def persist(object, meta) do + with local <- Keyword.fetch!(meta, :local), + {recipients, _, _} <- get_recipients(object), + {:ok, activity} <- + Repo.insert(%Activity{ + data: object, + local: local, + recipients: recipients, + actor: object["actor"] + }) do + {:ok, activity, meta} + end + end + @spec insert(map(), boolean(), boolean(), boolean()) :: {:ok, Activity.t()} | {:error, any()} def insert(map, local \\ true, fake \\ false, bypass_actor_check \\ false) when is_map(map) do with nil <- Activity.normalize(map), @@ -154,12 +170,6 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do BackgroundWorker.enqueue("fetch_data_for_activity", %{"activity_id" => activity.id}) - Notification.create_notifications(activity) - - conversation = create_or_bump_conversation(activity, map["actor"]) - participations = get_participations(conversation) - stream_out(activity) - stream_out_participations(participations) {:ok, activity} else %Activity{} = activity -> @@ -182,6 +192,15 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do end end + def notify_and_stream(activity) do + Notification.create_notifications(activity) + + conversation = create_or_bump_conversation(activity, activity.actor) + participations = get_participations(conversation) + stream_out(activity) + stream_out_participations(participations) + end + defp create_or_bump_conversation(activity, actor) do with {:ok, conversation} <- Conversation.create_or_bump_for(activity), %User{} = user <- User.get_cached_by_ap_id(actor), @@ -258,6 +277,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do _ <- increase_poll_votes_if_vote(create_data), {:quick_insert, false, activity} <- {:quick_insert, quick_insert?, activity}, {:ok, _actor} <- increase_note_count_if_public(actor, activity), + _ <- notify_and_stream(activity), :ok <- maybe_federate(activity) do {:ok, activity} else @@ -285,6 +305,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do additional ), {:ok, activity} <- insert(listen_data, local), + _ <- notify_and_stream(activity), :ok <- maybe_federate(activity) do {:ok, activity} end @@ -309,6 +330,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do %{"to" => to, "type" => type, "actor" => actor.ap_id, "object" => object} |> Utils.maybe_put("id", activity_id), {:ok, activity} <- insert(data, local), + _ <- notify_and_stream(activity), :ok <- maybe_federate(activity) do {:ok, activity} end @@ -328,169 +350,12 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do }, data <- Utils.maybe_put(data, "id", activity_id), {:ok, activity} <- insert(data, local), + _ <- notify_and_stream(activity), :ok <- maybe_federate(activity) do {:ok, activity} end end - @spec react_with_emoji(User.t(), Object.t(), String.t(), keyword()) :: - {:ok, Activity.t(), Object.t()} | {:error, any()} - def react_with_emoji(user, object, emoji, options \\ []) do - with {:ok, result} <- - Repo.transaction(fn -> do_react_with_emoji(user, object, emoji, options) end) do - result - end - end - - defp do_react_with_emoji(user, object, emoji, options) do - with local <- Keyword.get(options, :local, true), - activity_id <- Keyword.get(options, :activity_id, nil), - true <- Pleroma.Emoji.is_unicode_emoji?(emoji), - reaction_data <- make_emoji_reaction_data(user, object, emoji, activity_id), - {:ok, activity} <- insert(reaction_data, local), - {:ok, object} <- add_emoji_reaction_to_object(activity, object), - :ok <- maybe_federate(activity) do - {:ok, activity, object} - else - false -> {:error, false} - {:error, error} -> Repo.rollback(error) - end - end - - @spec unreact_with_emoji(User.t(), String.t(), keyword()) :: - {:ok, Activity.t(), Object.t()} | {:error, any()} - def unreact_with_emoji(user, reaction_id, options \\ []) do - with {:ok, result} <- - Repo.transaction(fn -> do_unreact_with_emoji(user, reaction_id, options) end) do - result - end - end - - defp do_unreact_with_emoji(user, reaction_id, options) do - with local <- Keyword.get(options, :local, true), - activity_id <- Keyword.get(options, :activity_id, nil), - user_ap_id <- user.ap_id, - %Activity{actor: ^user_ap_id} = reaction_activity <- Activity.get_by_ap_id(reaction_id), - object <- Object.normalize(reaction_activity), - unreact_data <- make_undo_data(user, reaction_activity, activity_id), - {:ok, activity} <- insert(unreact_data, local), - {:ok, object} <- remove_emoji_reaction_from_object(reaction_activity, object), - :ok <- maybe_federate(activity) do - {:ok, activity, object} - else - {:error, error} -> Repo.rollback(error) - end - end - - # TODO: This is weird, maybe we shouldn't check here if we can make the activity. - @spec like(User.t(), Object.t(), String.t() | nil, boolean()) :: - {:ok, Activity.t(), Object.t()} | {:error, any()} - def like(user, object, activity_id \\ nil, local \\ true) do - with {:ok, result} <- Repo.transaction(fn -> do_like(user, object, activity_id, local) end) do - result - end - end - - defp do_like( - %User{ap_id: ap_id} = user, - %Object{data: %{"id" => _}} = object, - activity_id, - local - ) do - with nil <- get_existing_like(ap_id, object), - like_data <- make_like_data(user, object, activity_id), - {:ok, activity} <- insert(like_data, local), - {:ok, object} <- add_like_to_object(activity, object), - :ok <- maybe_federate(activity) do - {:ok, activity, object} - else - %Activity{} = activity -> - {:ok, activity, object} - - {:error, error} -> - Repo.rollback(error) - end - end - - @spec unlike(User.t(), Object.t(), String.t() | nil, boolean()) :: - {:ok, Activity.t(), Activity.t(), Object.t()} | {:ok, Object.t()} | {:error, any()} - def unlike(%User{} = actor, %Object{} = object, activity_id \\ nil, local \\ true) do - with {:ok, result} <- - Repo.transaction(fn -> do_unlike(actor, object, activity_id, local) end) do - result - end - end - - defp do_unlike(actor, object, activity_id, local) do - with %Activity{} = like_activity <- get_existing_like(actor.ap_id, object), - unlike_data <- make_unlike_data(actor, like_activity, activity_id), - {:ok, unlike_activity} <- insert(unlike_data, local), - {:ok, _activity} <- Repo.delete(like_activity), - {:ok, object} <- remove_like_from_object(like_activity, object), - :ok <- maybe_federate(unlike_activity) do - {:ok, unlike_activity, like_activity, object} - else - nil -> {:ok, object} - {:error, error} -> Repo.rollback(error) - end - end - - @spec announce(User.t(), Object.t(), String.t() | nil, boolean(), boolean()) :: - {:ok, Activity.t(), Object.t()} | {:error, any()} - def announce( - %User{ap_id: _} = user, - %Object{data: %{"id" => _}} = object, - activity_id \\ nil, - local \\ true, - public \\ true - ) do - with {:ok, result} <- - Repo.transaction(fn -> do_announce(user, object, activity_id, local, public) end) do - result - end - end - - defp do_announce(user, object, activity_id, local, public) do - with true <- is_announceable?(object, user, public), - announce_data <- make_announce_data(user, object, activity_id, public), - {:ok, activity} <- insert(announce_data, local), - {:ok, object} <- add_announce_to_object(activity, object), - :ok <- maybe_federate(activity) do - {:ok, activity, object} - else - false -> {:error, false} - {:error, error} -> Repo.rollback(error) - end - end - - @spec unannounce(User.t(), Object.t(), String.t() | nil, boolean()) :: - {:ok, Activity.t(), Object.t()} | {:ok, Object.t()} | {:error, any()} - def unannounce( - %User{} = actor, - %Object{} = object, - activity_id \\ nil, - local \\ true - ) do - with {:ok, result} <- - Repo.transaction(fn -> do_unannounce(actor, object, activity_id, local) end) do - result - end - end - - defp do_unannounce(actor, object, activity_id, local) do - with %Activity{} = announce_activity <- get_existing_announce(actor.ap_id, object), - unannounce_data <- make_unannounce_data(actor, announce_activity, activity_id), - {:ok, unannounce_activity} <- insert(unannounce_data, local), - :ok <- maybe_federate(unannounce_activity), - {:ok, _activity} <- Repo.delete(announce_activity), - {:ok, object} <- remove_announce_from_object(announce_activity, object) do - {:ok, unannounce_activity, object} - else - nil -> {:ok, object} - {:error, error} -> Repo.rollback(error) - end - end - @spec follow(User.t(), User.t(), String.t() | nil, boolean()) :: {:ok, Activity.t()} | {:error, any()} def follow(follower, followed, activity_id \\ nil, local \\ true) do @@ -503,8 +368,8 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do defp do_follow(follower, followed, activity_id, local) do with data <- make_follow_data(follower, followed, activity_id), {:ok, activity} <- insert(data, local), - :ok <- maybe_federate(activity), - _ <- User.set_follow_state_cache(follower.ap_id, followed.ap_id, activity.data["state"]) do + _ <- notify_and_stream(activity), + :ok <- maybe_federate(activity) do {:ok, activity} else {:error, error} -> Repo.rollback(error) @@ -525,6 +390,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do {:ok, follow_activity} <- update_follow_state(follow_activity, "cancelled"), unfollow_data <- make_unfollow_data(follower, followed, follow_activity, activity_id), {:ok, activity} <- insert(unfollow_data, local), + _ <- notify_and_stream(activity), :ok <- maybe_federate(activity) do {:ok, activity} else @@ -533,57 +399,6 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do end end - @spec delete(User.t() | Object.t(), keyword()) :: {:ok, User.t() | Object.t()} | {:error, any()} - def delete(entity, options \\ []) do - with {:ok, result} <- Repo.transaction(fn -> do_delete(entity, options) end) do - result - end - end - - defp do_delete(%User{ap_id: ap_id, follower_address: follower_address} = user, _) do - with data <- %{ - "to" => [follower_address], - "type" => "Delete", - "actor" => ap_id, - "object" => %{"type" => "Person", "id" => ap_id} - }, - {:ok, activity} <- insert(data, true, true, true), - :ok <- maybe_federate(activity) do - {:ok, user} - end - end - - defp do_delete(%Object{data: %{"id" => id, "actor" => actor}} = object, options) do - local = Keyword.get(options, :local, true) - activity_id = Keyword.get(options, :activity_id, nil) - actor = Keyword.get(options, :actor, actor) - - user = User.get_cached_by_ap_id(actor) - to = (object.data["to"] || []) ++ (object.data["cc"] || []) - - with create_activity <- Activity.get_create_by_object_ap_id(id), - data <- - %{ - "type" => "Delete", - "actor" => actor, - "object" => id, - "to" => to, - "deleted_activity_id" => create_activity && create_activity.id - } - |> maybe_put("id", activity_id), - {:ok, activity} <- insert(data, local, false), - {:ok, object, _create_activity} <- Object.delete(object), - stream_out_participations(object, user), - _ <- decrease_replies_count_if_reply(object), - {:ok, _actor} <- decrease_note_count_if_public(user, object), - :ok <- maybe_federate(activity) do - {:ok, activity} - else - {:error, error} -> - Repo.rollback(error) - end - end - @spec block(User.t(), User.t(), String.t() | nil, boolean()) :: {:ok, Activity.t()} | {:error, any()} def block(blocker, blocked, activity_id \\ nil, local \\ true) do @@ -594,7 +409,6 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do end defp do_block(blocker, blocked, activity_id, local) do - outgoing_blocks = Config.get([:activitypub, :outgoing_blocks]) unfollow_blocked = Config.get([:activitypub, :unfollow_blocked]) if unfollow_blocked do @@ -602,9 +416,9 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do if follow_activity, do: unfollow(blocker, blocked, nil, local) end - with true <- outgoing_blocks, - block_data <- make_block_data(blocker, blocked, activity_id), + with block_data <- make_block_data(blocker, blocked, activity_id), {:ok, activity} <- insert(block_data, local), + _ <- notify_and_stream(activity), :ok <- maybe_federate(activity) do {:ok, activity} else @@ -612,27 +426,6 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do end end - @spec unblock(User.t(), User.t(), String.t() | nil, boolean()) :: - {:ok, Activity.t()} | {:error, any()} | nil - def unblock(blocker, blocked, activity_id \\ nil, local \\ true) do - with {:ok, result} <- - Repo.transaction(fn -> do_unblock(blocker, blocked, activity_id, local) end) do - result - end - end - - defp do_unblock(blocker, blocked, activity_id, local) do - with %Activity{} = block_activity <- fetch_latest_block(blocker, blocked), - unblock_data <- make_unblock_data(blocker, blocked, block_activity, activity_id), - {:ok, activity} <- insert(unblock_data, local), - :ok <- maybe_federate(activity) do - {:ok, activity} - else - nil -> nil - {:error, error} -> Repo.rollback(error) - end - end - @spec flag(map()) :: {:ok, Activity.t()} | {:error, any()} def flag( %{ @@ -659,6 +452,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do with flag_data <- make_flag_data(params, additional), {:ok, activity} <- insert(flag_data, local), {:ok, stripped_activity} <- strip_report_status_data(activity), + _ <- notify_and_stream(activity), :ok <- maybe_federate(stripped_activity) do User.all_superusers() |> Enum.filter(fn user -> not is_nil(user.email) end) @@ -682,7 +476,8 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do } with true <- origin.ap_id in target.also_known_as, - {:ok, activity} <- insert(params, local) do + {:ok, activity} <- insert(params, local), + _ <- notify_and_stream(activity) do maybe_federate(activity) BackgroundWorker.enqueue("move_following", %{ @@ -697,7 +492,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do end end - defp fetch_activities_for_context_query(context, opts) do + def fetch_activities_for_context_query(context, opts) do public = [Constants.as_public()] recipients = @@ -743,14 +538,27 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do |> Repo.one() end - @spec fetch_public_activities(map(), Pagination.type()) :: [Activity.t()] - def fetch_public_activities(opts \\ %{}, pagination \\ :keyset) do + @spec fetch_public_or_unlisted_activities(map(), Pagination.type()) :: [Activity.t()] + def fetch_public_or_unlisted_activities(opts \\ %{}, pagination \\ :keyset) do opts = Map.drop(opts, ["user"]) - [Constants.as_public()] - |> fetch_activities_query(opts) - |> restrict_unlisted() - |> Pagination.fetch_paginated(opts, pagination) + query = fetch_activities_query([Constants.as_public()], opts) + + query = + if opts["restrict_unlisted"] do + restrict_unlisted(query) + else + query + end + + Pagination.fetch_paginated(query, opts, pagination) + end + + @spec fetch_public_activities(map(), Pagination.type()) :: [Activity.t()] + def fetch_public_activities(opts \\ %{}, pagination \\ :keyset) do + opts + |> Map.put("restrict_unlisted", true) + |> fetch_public_or_unlisted_activities(pagination) end @valid_visibilities ~w[direct unlisted public private] @@ -829,7 +637,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do end defp exclude_visibility(query, %{"exclude_visibilities" => visibility}) - when visibility not in @valid_visibilities do + when visibility not in [nil | @valid_visibilities] do Logger.error("Could not exclude visibility to #{visibility}") query end @@ -1036,7 +844,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do raise "Can't use the child object without preloading!" end - defp restrict_media(query, %{"only_media" => val}) when val == "true" or val == "1" do + defp restrict_media(query, %{"only_media" => val}) when val in [true, "true", "1"] do from( [_activity, object] in query, where: fragment("not (?)->'attachment' = (?)", object.data, ^[]) @@ -1045,16 +853,51 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do defp restrict_media(query, _), do: query - defp restrict_replies(query, %{"exclude_replies" => val}) when val == "true" or val == "1" do + defp restrict_replies(query, %{"exclude_replies" => val}) when val in [true, "true", "1"] do from( [_activity, object] in query, where: fragment("?->>'inReplyTo' is null", object.data) ) end + defp restrict_replies(query, %{ + "reply_filtering_user" => user, + "reply_visibility" => "self" + }) do + from( + [activity, object] in query, + where: + fragment( + "?->>'inReplyTo' is null OR ? = ANY(?)", + object.data, + ^user.ap_id, + activity.recipients + ) + ) + end + + defp restrict_replies(query, %{ + "reply_filtering_user" => user, + "reply_visibility" => "following" + }) do + from( + [activity, object] in query, + where: + fragment( + "?->>'inReplyTo' is null OR ? && array_remove(?, ?) OR ? = ?", + object.data, + ^[user.ap_id | User.get_cached_user_friends_ap_ids(user)], + activity.recipients, + activity.actor, + activity.actor, + ^user.ap_id + ) + ) + end + defp restrict_replies(query, _), do: query - defp restrict_reblogs(query, %{"exclude_reblogs" => val}) when val == "true" or val == "1" do + defp restrict_reblogs(query, %{"exclude_reblogs" => val}) when val in [true, "true", "1"] do from(activity in query, where: fragment("?->>'type' != 'Announce'", activity.data)) end @@ -1133,7 +976,12 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do ) end - defp restrict_pinned(query, %{"pinned" => "true", "pinned_activity_ids" => ids}) do + # TODO: when all endpoints migrated to OpenAPI compare `pinned` with `true` (boolean) only, + # the same for `restrict_media/2`, `restrict_replies/2`, 'restrict_reblogs/2' + # and `restrict_muted/2` + + defp restrict_pinned(query, %{"pinned" => pinned, "pinned_activity_ids" => ids}) + when pinned in [true, "true", "1"] do from(activity in query, where: activity.id in ^ids) end @@ -1230,17 +1078,17 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do defp fetch_activities_query_ap_ids_ops(opts) do source_user = opts["muting_user"] - ap_id_relations = if source_user, do: [:mute, :reblog_mute], else: [] + ap_id_relationships = if source_user, do: [:mute, :reblog_mute], else: [] - ap_id_relations = - ap_id_relations ++ + ap_id_relationships = + ap_id_relationships ++ if opts["blocking_user"] && opts["blocking_user"] == source_user do [:block] else [] end - preloaded_ap_ids = User.outgoing_relations_ap_ids(source_user, ap_id_relations) + preloaded_ap_ids = User.outgoing_relationships_ap_ids(source_user, ap_id_relationships) restrict_blocked_opts = Map.merge(%{"blocked_users_ap_ids" => preloaded_ap_ids[:block]}, opts) restrict_muted_opts = Map.merge(%{"muted_users_ap_ids" => preloaded_ap_ids[:mute]}, opts) @@ -1266,6 +1114,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do |> maybe_set_thread_muted_field(opts) |> maybe_order(opts) |> restrict_recipients(recipients, opts["user"]) + |> restrict_replies(opts) |> restrict_tag(opts) |> restrict_tag_reject(opts) |> restrict_tag_all(opts) @@ -1280,7 +1129,6 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do |> restrict_media(opts) |> restrict_visibility(opts) |> restrict_thread_visibility(opts, config) - |> restrict_replies(opts) |> restrict_reblogs(opts) |> restrict_pinned(opts) |> restrict_muted_reblogs(restrict_muted_reblogs_opts) @@ -1310,7 +1158,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do |> Activity.with_joined_object() |> Object.with_joined_activity() |> select([_like, object, activity], %{activity | object: object}) - |> order_by([like, _, _], desc: like.id) + |> order_by([like, _, _], desc_nulls_last: like.id) |> Pagination.fetch_paginated( Map.merge(params, %{"skip_order" => true}), pagination, @@ -1370,6 +1218,18 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do end end + @spec get_actor_url(any()) :: binary() | nil + defp get_actor_url(url) when is_binary(url), do: url + defp get_actor_url(%{"href" => href}) when is_binary(href), do: href + + defp get_actor_url(url) when is_list(url) do + url + |> List.first() + |> get_actor_url() + end + + defp get_actor_url(_url), do: nil + defp object_to_user_data(data) do avatar = data["icon"]["url"] && @@ -1391,18 +1251,44 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do |> Enum.filter(fn %{"type" => t} -> t == "PropertyValue" end) |> Enum.map(fn fields -> Map.take(fields, ["name", "value"]) end) + emojis = + data + |> Map.get("tag", []) + |> Enum.filter(fn + %{"type" => "Emoji"} -> true + _ -> false + end) + |> Enum.reduce(%{}, fn %{"icon" => %{"url" => url}, "name" => name}, acc -> + Map.put(acc, String.trim(name, ":"), url) + end) + locked = data["manuallyApprovesFollowers"] || false data = Transmogrifier.maybe_fix_user_object(data) discoverable = data["discoverable"] || false invisible = data["invisible"] || false actor_type = data["type"] || "Person" + public_key = + if is_map(data["publicKey"]) && is_binary(data["publicKey"]["publicKeyPem"]) do + data["publicKey"]["publicKeyPem"] + else + nil + end + + shared_inbox = + if is_map(data["endpoints"]) && is_binary(data["endpoints"]["sharedInbox"]) do + data["endpoints"]["sharedInbox"] + else + nil + end + user_data = %{ ap_id: data["id"], + uri: get_actor_url(data["url"]), ap_enabled: true, - source_data: data, banner: banner, fields: fields, + emoji: emojis, locked: locked, discoverable: discoverable, invisible: invisible, @@ -1412,7 +1298,10 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do following_address: data["following"], bio: data["summary"], actor_type: actor_type, - also_known_as: Map.get(data, "alsoKnownAs", []) + also_known_as: Map.get(data, "alsoKnownAs", []), + public_key: public_key, + inbox: data["inbox"], + shared_inbox: shared_inbox } # nickname can be nil because of virtual actors @@ -1453,21 +1342,34 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do defp normalize_counter(counter) when is_integer(counter), do: counter defp normalize_counter(_), do: 0 - defp maybe_update_follow_information(data) do + def maybe_update_follow_information(user_data) do with {:enabled, true} <- {:enabled, Config.get([:instance, :external_user_synchronization])}, - {:ok, info} <- fetch_follow_information_for_user(data) do - info = Map.merge(data[:info] || %{}, info) - Map.put(data, :info, info) + {_, true} <- {:user_type_check, user_data[:type] in ["Person", "Service"]}, + {_, true} <- + {:collections_available, + !!(user_data[:following_address] && user_data[:follower_address])}, + {:ok, info} <- + fetch_follow_information_for_user(user_data) do + info = Map.merge(user_data[:info] || %{}, info) + + user_data + |> Map.put(:info, info) else + {:user_type_check, false} -> + user_data + + {:collections_available, false} -> + user_data + {:enabled, false} -> - data + user_data e -> Logger.error( - "Follower/Following counter update for #{data.ap_id} failed.\n" <> inspect(e) + "Follower/Following counter update for #{user_data.ap_id} failed.\n" <> inspect(e) ) - data + user_data end end @@ -1514,11 +1416,22 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do end def make_user_from_ap_id(ap_id) do - if _user = User.get_cached_by_ap_id(ap_id) do + user = User.get_cached_by_ap_id(ap_id) + + if user && !User.ap_enabled?(user) do Transmogrifier.upgrade_user_from_ap_id(ap_id) else with {:ok, data} <- fetch_and_prepare_user_from_ap_id(ap_id) do - User.insert_or_update_user(data) + if user do + user + |> User.remote_user_changeset(data) + |> User.update_and_set_cache() + else + data + |> User.remote_user_changeset() + |> Repo.insert() + |> User.set_cache() + end else e -> {:error, e} end diff --git a/lib/pleroma/web/activity_pub/activity_pub_controller.ex b/lib/pleroma/web/activity_pub/activity_pub_controller.ex index 8b9eb4a2c..28727d619 100644 --- a/lib/pleroma/web/activity_pub/activity_pub_controller.ex +++ b/lib/pleroma/web/activity_pub/activity_pub_controller.ex @@ -12,13 +12,16 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do alias Pleroma.Plugs.EnsureAuthenticatedPlug alias Pleroma.User alias Pleroma.Web.ActivityPub.ActivityPub + alias Pleroma.Web.ActivityPub.Builder alias Pleroma.Web.ActivityPub.InternalFetchActor alias Pleroma.Web.ActivityPub.ObjectView + alias Pleroma.Web.ActivityPub.Pipeline alias Pleroma.Web.ActivityPub.Relay alias Pleroma.Web.ActivityPub.Transmogrifier alias Pleroma.Web.ActivityPub.UserView alias Pleroma.Web.ActivityPub.Utils alias Pleroma.Web.ActivityPub.Visibility + alias Pleroma.Web.Endpoint alias Pleroma.Web.FederatingPlug alias Pleroma.Web.Federator @@ -32,12 +35,13 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do plug( EnsureAuthenticatedPlug, - [unless_func: &FederatingPlug.federating?/0] when action not in @federating_only_actions + [unless_func: &FederatingPlug.federating?/1] when action not in @federating_only_actions ) + # Note: :following and :followers must be served even without authentication (as via :api) plug( EnsureAuthenticatedPlug - when action in [:read_inbox, :update_outbox, :whoami, :upload_media, :following, :followers] + when action in [:read_inbox, :update_outbox, :whoami, :upload_media] ) plug( @@ -72,8 +76,8 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do end end - def object(conn, %{"uuid" => uuid}) do - with ap_id <- o_status_url(conn, :object, uuid), + def object(conn, _) do + with ap_id <- Endpoint.url() <> conn.request_path, %Object{} = object <- Object.get_cached_by_ap_id(ap_id), {_, true} <- {:public?, Visibility.is_public?(object)} do conn @@ -98,8 +102,8 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do conn end - def activity(conn, %{"uuid" => uuid}) do - with ap_id <- o_status_url(conn, :activity, uuid), + def activity(conn, _params) do + with ap_id <- Endpoint.url() <> conn.request_path, %Activity{} = activity <- Activity.normalize(ap_id), {_, true} <- {:public?, Visibility.is_public?(activity)} do conn @@ -393,7 +397,10 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do |> json(err) end - defp handle_user_activity(%User{} = user, %{"type" => "Create"} = params) do + defp handle_user_activity( + %User{} = user, + %{"type" => "Create", "object" => %{"type" => "Note"}} = params + ) do object = params["object"] |> Map.merge(Map.take(params, ["to", "cc"])) @@ -412,7 +419,8 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do defp handle_user_activity(%User{} = user, %{"type" => "Delete"} = params) do with %Object{} = object <- Object.normalize(params["object"]), true <- user.is_moderator || user.ap_id == object.data["actor"], - {:ok, delete} <- ActivityPub.delete(object) do + {:ok, delete_data, _} <- Builder.delete(user, object.data["id"]), + {:ok, delete, _} <- Pipeline.common_pipeline(delete_data, local: true) do {:ok, delete} else _ -> {:error, dgettext("errors", "Can't delete object")} @@ -421,7 +429,10 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do defp handle_user_activity(%User{} = user, %{"type" => "Like"} = params) do with %Object{} = object <- Object.normalize(params["object"]), - {:ok, activity, _object} <- ActivityPub.like(user, object) do + {_, {:ok, like_object, meta}} <- {:build_object, Builder.like(user, object)}, + {_, {:ok, %Activity{} = activity, _meta}} <- + {:common_pipeline, + Pipeline.common_pipeline(like_object, Keyword.put(meta, :local, true))} do {:ok, activity} else _ -> {:error, dgettext("errors", "Can't like object")} diff --git a/lib/pleroma/web/activity_pub/builder.ex b/lib/pleroma/web/activity_pub/builder.ex new file mode 100644 index 000000000..51b74414a --- /dev/null +++ b/lib/pleroma/web/activity_pub/builder.ex @@ -0,0 +1,146 @@ +defmodule Pleroma.Web.ActivityPub.Builder do + @moduledoc """ + This module builds the objects. Meant to be used for creating local objects. + + This module encodes our addressing policies and general shape of our objects. + """ + + alias Pleroma.Object + alias Pleroma.User + alias Pleroma.Web.ActivityPub.Relay + alias Pleroma.Web.ActivityPub.Utils + alias Pleroma.Web.ActivityPub.Visibility + + require Pleroma.Constants + + @spec emoji_react(User.t(), Object.t(), String.t()) :: {:ok, map(), keyword()} + def emoji_react(actor, object, emoji) do + with {:ok, data, meta} <- object_action(actor, object) do + data = + data + |> Map.put("content", emoji) + |> Map.put("type", "EmojiReact") + + {:ok, data, meta} + end + end + + @spec undo(User.t(), Activity.t()) :: {:ok, map(), keyword()} + def undo(actor, object) do + {:ok, + %{ + "id" => Utils.generate_activity_id(), + "actor" => actor.ap_id, + "type" => "Undo", + "object" => object.data["id"], + "to" => object.data["to"] || [], + "cc" => object.data["cc"] || [] + }, []} + end + + @spec delete(User.t(), String.t()) :: {:ok, map(), keyword()} + def delete(actor, object_id) do + object = Object.normalize(object_id, false) + + user = !object && User.get_cached_by_ap_id(object_id) + + to = + case {object, user} do + {%Object{}, _} -> + # We are deleting an object, address everyone who was originally mentioned + (object.data["to"] || []) ++ (object.data["cc"] || []) + + {_, %User{follower_address: follower_address}} -> + # We are deleting a user, address the followers of that user + [follower_address] + end + + {:ok, + %{ + "id" => Utils.generate_activity_id(), + "actor" => actor.ap_id, + "object" => object_id, + "to" => to, + "type" => "Delete" + }, []} + end + + @spec tombstone(String.t(), String.t()) :: {:ok, map(), keyword()} + def tombstone(actor, id) do + {:ok, + %{ + "id" => id, + "actor" => actor, + "type" => "Tombstone" + }, []} + end + + @spec like(User.t(), Object.t()) :: {:ok, map(), keyword()} + def like(actor, object) do + with {:ok, data, meta} <- object_action(actor, object) do + data = + data + |> Map.put("type", "Like") + + {:ok, data, meta} + end + end + + @spec announce(User.t(), Object.t(), keyword()) :: {:ok, map(), keyword()} + def announce(actor, object, options \\ []) do + public? = Keyword.get(options, :public, false) + + to = + cond do + actor.ap_id == Relay.relay_ap_id() -> + [actor.follower_address] + + public? -> + [actor.follower_address, object.data["actor"], Pleroma.Constants.as_public()] + + true -> + [actor.follower_address, object.data["actor"]] + end + + {:ok, + %{ + "id" => Utils.generate_activity_id(), + "actor" => actor.ap_id, + "object" => object.data["id"], + "to" => to, + "context" => object.data["context"], + "type" => "Announce", + "published" => Utils.make_date() + }, []} + end + + @spec object_action(User.t(), Object.t()) :: {:ok, map(), keyword()} + defp object_action(actor, object) do + object_actor = User.get_cached_by_ap_id(object.data["actor"]) + + # Address the actor of the object, and our actor's follower collection if the post is public. + to = + if Visibility.is_public?(object) do + [actor.follower_address, object.data["actor"]] + else + [object.data["actor"]] + end + + # CC everyone who's been addressed in the object, except ourself and the object actor's + # follower collection + cc = + (object.data["to"] ++ (object.data["cc"] || [])) + |> List.delete(actor.ap_id) + |> List.delete(object_actor.follower_address) + + {:ok, + %{ + "id" => Utils.generate_activity_id(), + "actor" => actor.ap_id, + "object" => object.data["id"], + "to" => to, + "cc" => cc, + "context" => object.data["context"] + }, []} + end +end diff --git a/lib/pleroma/web/activity_pub/mrf/anti_followbot_policy.ex b/lib/pleroma/web/activity_pub/mrf/anti_followbot_policy.ex index b3547ecd4..0270b96ae 100644 --- a/lib/pleroma/web/activity_pub/mrf/anti_followbot_policy.ex +++ b/lib/pleroma/web/activity_pub/mrf/anti_followbot_policy.ex @@ -1,5 +1,5 @@ # Pleroma: A lightweight social networking server -# Copyright © 2019 Pleroma Authors <https://pleroma.social/> +# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/> # SPDX-License-Identifier: AGPL-3.0-only defmodule Pleroma.Web.ActivityPub.MRF.AntiFollowbotPolicy do diff --git a/lib/pleroma/web/activity_pub/mrf/media_proxy_warming_policy.ex b/lib/pleroma/web/activity_pub/mrf/media_proxy_warming_policy.ex index d9a0acfd3..dfab105a3 100644 --- a/lib/pleroma/web/activity_pub/mrf/media_proxy_warming_policy.ex +++ b/lib/pleroma/web/activity_pub/mrf/media_proxy_warming_policy.ex @@ -12,17 +12,23 @@ defmodule Pleroma.Web.ActivityPub.MRF.MediaProxyWarmingPolicy do require Logger - @hackney_options [ - pool: :media, - recv_timeout: 10_000 + @options [ + pool: :media ] def perform(:prefetch, url) do Logger.debug("Prefetching #{inspect(url)}") + opts = + if Application.get_env(:tesla, :adapter) == Tesla.Adapter.Hackney do + Keyword.put(@options, :recv_timeout, 10_000) + else + @options + end + url |> MediaProxy.url() - |> HTTP.get([], adapter: @hackney_options) + |> HTTP.get([], adapter: opts) end def perform(:preload, %{"object" => %{"attachment" => attachments}} = _message) do diff --git a/lib/pleroma/web/activity_pub/mrf/no_placeholder_text_policy.ex b/lib/pleroma/web/activity_pub/mrf/no_placeholder_text_policy.ex index f67f48ab6..fc3475048 100644 --- a/lib/pleroma/web/activity_pub/mrf/no_placeholder_text_policy.ex +++ b/lib/pleroma/web/activity_pub/mrf/no_placeholder_text_policy.ex @@ -1,5 +1,5 @@ # Pleroma: A lightweight social networking server -# Copyright © 2019 Pleroma Authors <https://pleroma.social/> +# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/> # SPDX-License-Identifier: AGPL-3.0-only defmodule Pleroma.Web.ActivityPub.MRF.NoPlaceholderTextPolicy do diff --git a/lib/pleroma/web/activity_pub/mrf/object_age_policy.ex b/lib/pleroma/web/activity_pub/mrf/object_age_policy.ex index 4a8bc91ae..b0ccb63c8 100644 --- a/lib/pleroma/web/activity_pub/mrf/object_age_policy.ex +++ b/lib/pleroma/web/activity_pub/mrf/object_age_policy.ex @@ -11,7 +11,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.ObjectAgePolicy do @moduledoc "Filter activities depending on their age" @behaviour Pleroma.Web.ActivityPub.MRF - defp check_date(%{"published" => published} = message) do + defp check_date(%{"object" => %{"published" => published}} = message) do with %DateTime{} = now <- DateTime.utc_now(), {:ok, %DateTime{} = then, _} <- DateTime.from_iso8601(published), max_ttl <- Config.get([:mrf_object_age, :threshold]), @@ -96,5 +96,11 @@ defmodule Pleroma.Web.ActivityPub.MRF.ObjectAgePolicy do def filter(message), do: {:ok, message} @impl true - def describe, do: {:ok, %{}} + def describe do + mrf_object_age = + Pleroma.Config.get(:mrf_object_age) + |> Enum.into(%{}) + + {:ok, %{mrf_object_age: mrf_object_age}} + end end diff --git a/lib/pleroma/web/activity_pub/mrf/simple_policy.ex b/lib/pleroma/web/activity_pub/mrf/simple_policy.ex index 4edc007fd..b7dcb1b86 100644 --- a/lib/pleroma/web/activity_pub/mrf/simple_policy.ex +++ b/lib/pleroma/web/activity_pub/mrf/simple_policy.ex @@ -149,6 +149,21 @@ defmodule Pleroma.Web.ActivityPub.MRF.SimplePolicy do defp check_banner_removal(_actor_info, object), do: {:ok, object} @impl true + def filter(%{"type" => "Delete", "actor" => actor} = object) do + %{host: actor_host} = URI.parse(actor) + + reject_deletes = + Pleroma.Config.get([:mrf_simple, :reject_deletes]) + |> MRF.subdomains_regex() + + if MRF.subdomain_match?(reject_deletes, actor_host) do + {:reject, nil} + else + {:ok, object} + end + end + + @impl true def filter(%{"actor" => actor} = object) do actor_info = URI.parse(actor) diff --git a/lib/pleroma/web/activity_pub/mrf/steal_emoji_policy.ex b/lib/pleroma/web/activity_pub/mrf/steal_emoji_policy.ex new file mode 100644 index 000000000..2858af9eb --- /dev/null +++ b/lib/pleroma/web/activity_pub/mrf/steal_emoji_policy.ex @@ -0,0 +1,97 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Web.ActivityPub.MRF.StealEmojiPolicy do + require Logger + + alias Pleroma.Config + + @moduledoc "Detect new emojis by their shortcode and steals them" + @behaviour Pleroma.Web.ActivityPub.MRF + + defp remote_host?(host), do: host != Config.get([Pleroma.Web.Endpoint, :url, :host]) + + defp accept_host?(host), do: host in Config.get([:mrf_steal_emoji, :hosts], []) + + defp steal_emoji({shortcode, url}) do + url = Pleroma.Web.MediaProxy.url(url) + {:ok, response} = Pleroma.HTTP.get(url) + size_limit = Config.get([:mrf_steal_emoji, :size_limit], 50_000) + + if byte_size(response.body) <= size_limit do + emoji_dir_path = + Config.get( + [:mrf_steal_emoji, :path], + Path.join(Config.get([:instance, :static_dir]), "emoji/stolen") + ) + + extension = + url + |> URI.parse() + |> Map.get(:path) + |> Path.basename() + |> Path.extname() + + file_path = Path.join([emoji_dir_path, shortcode <> (extension || ".png")]) + + try do + :ok = File.write(file_path, response.body) + + shortcode + rescue + e -> + Logger.warn("MRF.StealEmojiPolicy: Failed to write to #{file_path}: #{inspect(e)}") + nil + end + else + Logger.debug( + "MRF.StealEmojiPolicy: :#{shortcode}: at #{url} (#{byte_size(response.body)} B) over size limit (#{ + size_limit + } B)" + ) + + nil + end + rescue + e -> + Logger.warn("MRF.StealEmojiPolicy: Failed to fetch #{url}: #{inspect(e)}") + nil + end + + @impl true + def filter(%{"object" => %{"emoji" => foreign_emojis, "actor" => actor}} = message) do + host = URI.parse(actor).host + + if remote_host?(host) and accept_host?(host) do + installed_emoji = Pleroma.Emoji.get_all() |> Enum.map(fn {k, _} -> k end) + + new_emojis = + foreign_emojis + |> Enum.filter(fn {shortcode, _url} -> shortcode not in installed_emoji end) + |> Enum.filter(fn {shortcode, _url} -> + reject_emoji? = + Config.get([:mrf_steal_emoji, :rejected_shortcodes], []) + |> Enum.find(false, fn regex -> String.match?(shortcode, regex) end) + + !reject_emoji? + end) + |> Enum.map(&steal_emoji(&1)) + |> Enum.filter(& &1) + + if !Enum.empty?(new_emojis) do + Logger.info("Stole new emojis: #{inspect(new_emojis)}") + Pleroma.Emoji.reload() + end + end + + {:ok, message} + end + + def filter(message), do: {:ok, message} + + @impl true + def describe do + {:ok, %{}} + end +end diff --git a/lib/pleroma/web/activity_pub/object_validator.ex b/lib/pleroma/web/activity_pub/object_validator.ex new file mode 100644 index 000000000..2599067a8 --- /dev/null +++ b/lib/pleroma/web/activity_pub/object_validator.ex @@ -0,0 +1,94 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Web.ActivityPub.ObjectValidator do + @moduledoc """ + This module is responsible for validating an object (which can be an activity) + and checking if it is both well formed and also compatible with our view of + the system. + """ + + alias Pleroma.Object + alias Pleroma.User + alias Pleroma.Web.ActivityPub.ObjectValidators.AnnounceValidator + alias Pleroma.Web.ActivityPub.ObjectValidators.DeleteValidator + alias Pleroma.Web.ActivityPub.ObjectValidators.EmojiReactValidator + alias Pleroma.Web.ActivityPub.ObjectValidators.LikeValidator + alias Pleroma.Web.ActivityPub.ObjectValidators.Types + alias Pleroma.Web.ActivityPub.ObjectValidators.UndoValidator + + @spec validate(map(), keyword()) :: {:ok, map(), keyword()} | {:error, any()} + def validate(object, meta) + + def validate(%{"type" => "Undo"} = object, meta) do + with {:ok, object} <- + object + |> UndoValidator.cast_and_validate() + |> Ecto.Changeset.apply_action(:insert) do + object = stringify_keys(object) + {:ok, object, meta} + end + end + + def validate(%{"type" => "Delete"} = object, meta) do + with cng <- DeleteValidator.cast_and_validate(object), + do_not_federate <- DeleteValidator.do_not_federate?(cng), + {:ok, object} <- Ecto.Changeset.apply_action(cng, :insert) do + object = stringify_keys(object) + meta = Keyword.put(meta, :do_not_federate, do_not_federate) + {:ok, object, meta} + end + end + + def validate(%{"type" => "Like"} = object, meta) do + with {:ok, object} <- + object |> LikeValidator.cast_and_validate() |> Ecto.Changeset.apply_action(:insert) do + object = stringify_keys(object |> Map.from_struct()) + {:ok, object, meta} + end + end + + def validate(%{"type" => "EmojiReact"} = object, meta) do + with {:ok, object} <- + object + |> EmojiReactValidator.cast_and_validate() + |> Ecto.Changeset.apply_action(:insert) do + object = stringify_keys(object |> Map.from_struct()) + {:ok, object, meta} + end + end + + def validate(%{"type" => "Announce"} = object, meta) do + with {:ok, object} <- + object + |> AnnounceValidator.cast_and_validate() + |> Ecto.Changeset.apply_action(:insert) do + object = stringify_keys(object |> Map.from_struct()) + {:ok, object, meta} + end + end + + def stringify_keys(%{__struct__: _} = object) do + object + |> Map.from_struct() + |> stringify_keys + end + + def stringify_keys(object) do + object + |> Map.new(fn {key, val} -> {to_string(key), val} end) + end + + def fetch_actor(object) do + with {:ok, actor} <- Types.ObjectID.cast(object["actor"]) do + User.get_or_fetch_by_ap_id(actor) + end + end + + def fetch_actor_and_object(object) do + fetch_actor(object) + Object.normalize(object["object"], true) + :ok + end +end diff --git a/lib/pleroma/web/activity_pub/object_validators/announce_validator.ex b/lib/pleroma/web/activity_pub/object_validators/announce_validator.ex new file mode 100644 index 000000000..40f861f47 --- /dev/null +++ b/lib/pleroma/web/activity_pub/object_validators/announce_validator.ex @@ -0,0 +1,101 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Web.ActivityPub.ObjectValidators.AnnounceValidator do + use Ecto.Schema + + alias Pleroma.Object + alias Pleroma.User + alias Pleroma.Web.ActivityPub.ObjectValidators.Types + alias Pleroma.Web.ActivityPub.Utils + alias Pleroma.Web.ActivityPub.Visibility + + import Ecto.Changeset + import Pleroma.Web.ActivityPub.ObjectValidators.CommonValidations + + require Pleroma.Constants + + @primary_key false + + embedded_schema do + field(:id, Types.ObjectID, primary_key: true) + field(:type, :string) + field(:object, Types.ObjectID) + field(:actor, Types.ObjectID) + field(:context, :string, autogenerate: {Utils, :generate_context_id, []}) + field(:to, Types.Recipients, default: []) + field(:cc, Types.Recipients, default: []) + field(:published, Types.DateTime) + end + + def cast_and_validate(data) do + data + |> cast_data() + |> validate_data() + end + + def cast_data(data) do + %__MODULE__{} + |> changeset(data) + end + + def changeset(struct, data) do + struct + |> cast(data, __schema__(:fields)) + |> fix_after_cast() + end + + def fix_after_cast(cng) do + cng + end + + def validate_data(data_cng) do + data_cng + |> validate_inclusion(:type, ["Announce"]) + |> validate_required([:id, :type, :object, :actor, :to, :cc]) + |> validate_actor_presence() + |> validate_object_presence() + |> validate_existing_announce() + |> validate_announcable() + end + + def validate_announcable(cng) do + with actor when is_binary(actor) <- get_field(cng, :actor), + object when is_binary(object) <- get_field(cng, :object), + %User{} = actor <- User.get_cached_by_ap_id(actor), + %Object{} = object <- Object.get_cached_by_ap_id(object), + false <- Visibility.is_public?(object) do + same_actor = object.data["actor"] == actor.ap_id + is_public = Pleroma.Constants.as_public() in (get_field(cng, :to) ++ get_field(cng, :cc)) + + cond do + same_actor && is_public -> + cng + |> add_error(:actor, "can not announce this object publicly") + + !same_actor -> + cng + |> add_error(:actor, "can not announce this object") + + true -> + cng + end + else + _ -> cng + end + end + + def validate_existing_announce(cng) do + actor = get_field(cng, :actor) + object = get_field(cng, :object) + + if actor && object && Utils.get_existing_announce(actor, %{data: %{"id" => object}}) do + cng + |> add_error(:actor, "already announced this object") + |> add_error(:object, "already announced by this actor") + else + cng + end + end +end diff --git a/lib/pleroma/web/activity_pub/object_validators/common_validations.ex b/lib/pleroma/web/activity_pub/object_validators/common_validations.ex new file mode 100644 index 000000000..aeef31945 --- /dev/null +++ b/lib/pleroma/web/activity_pub/object_validators/common_validations.ex @@ -0,0 +1,80 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Web.ActivityPub.ObjectValidators.CommonValidations do + import Ecto.Changeset + + alias Pleroma.Activity + alias Pleroma.Object + alias Pleroma.User + + def validate_recipients_presence(cng, fields \\ [:to, :cc]) do + non_empty = + fields + |> Enum.map(fn field -> get_field(cng, field) end) + |> Enum.any?(fn + [] -> false + _ -> true + end) + + if non_empty do + cng + else + fields + |> Enum.reduce(cng, fn field, cng -> + cng + |> add_error(field, "no recipients in any field") + end) + end + end + + def validate_actor_presence(cng, options \\ []) do + field_name = Keyword.get(options, :field_name, :actor) + + cng + |> validate_change(field_name, fn field_name, actor -> + if User.get_cached_by_ap_id(actor) do + [] + else + [{field_name, "can't find user"}] + end + end) + end + + def validate_object_presence(cng, options \\ []) do + field_name = Keyword.get(options, :field_name, :object) + allowed_types = Keyword.get(options, :allowed_types, false) + + cng + |> validate_change(field_name, fn field_name, object_id -> + object = Object.get_cached_by_ap_id(object_id) || Activity.get_by_ap_id(object_id) + + cond do + !object -> + [{field_name, "can't find object"}] + + object && allowed_types && object.data["type"] not in allowed_types -> + [{field_name, "object not in allowed types"}] + + true -> + [] + end + end) + end + + def validate_object_or_user_presence(cng, options \\ []) do + field_name = Keyword.get(options, :field_name, :object) + options = Keyword.put(options, :field_name, field_name) + + actor_cng = + cng + |> validate_actor_presence(options) + + object_cng = + cng + |> validate_object_presence(options) + + if actor_cng.valid?, do: actor_cng, else: object_cng + end +end diff --git a/lib/pleroma/web/activity_pub/object_validators/create_validator.ex b/lib/pleroma/web/activity_pub/object_validators/create_validator.ex new file mode 100644 index 000000000..926804ce7 --- /dev/null +++ b/lib/pleroma/web/activity_pub/object_validators/create_validator.ex @@ -0,0 +1,30 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Web.ActivityPub.ObjectValidators.CreateNoteValidator do + use Ecto.Schema + + alias Pleroma.Web.ActivityPub.ObjectValidators.NoteValidator + alias Pleroma.Web.ActivityPub.ObjectValidators.Types + + import Ecto.Changeset + + @primary_key false + + embedded_schema do + field(:id, Types.ObjectID, primary_key: true) + field(:actor, Types.ObjectID) + field(:type, :string) + field(:to, {:array, :string}) + field(:cc, {:array, :string}) + field(:bto, {:array, :string}, default: []) + field(:bcc, {:array, :string}, default: []) + + embeds_one(:object, NoteValidator) + end + + def cast_data(data) do + cast(%__MODULE__{}, data, __schema__(:fields)) + end +end diff --git a/lib/pleroma/web/activity_pub/object_validators/delete_validator.ex b/lib/pleroma/web/activity_pub/object_validators/delete_validator.ex new file mode 100644 index 000000000..f42c03510 --- /dev/null +++ b/lib/pleroma/web/activity_pub/object_validators/delete_validator.ex @@ -0,0 +1,100 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Web.ActivityPub.ObjectValidators.DeleteValidator do + use Ecto.Schema + + alias Pleroma.Activity + alias Pleroma.User + alias Pleroma.Web.ActivityPub.ObjectValidators.Types + + import Ecto.Changeset + import Pleroma.Web.ActivityPub.ObjectValidators.CommonValidations + + @primary_key false + + embedded_schema do + field(:id, Types.ObjectID, primary_key: true) + field(:type, :string) + field(:actor, Types.ObjectID) + field(:to, Types.Recipients, default: []) + field(:cc, Types.Recipients, default: []) + field(:deleted_activity_id, Types.ObjectID) + field(:object, Types.ObjectID) + end + + def cast_data(data) do + %__MODULE__{} + |> cast(data, __schema__(:fields)) + end + + def add_deleted_activity_id(cng) do + object = + cng + |> get_field(:object) + + with %Activity{id: id} <- Activity.get_create_by_object_ap_id(object) do + cng + |> put_change(:deleted_activity_id, id) + else + _ -> cng + end + end + + @deletable_types ~w{ + Answer + Article + Audio + Event + Note + Page + Question + Video + Tombstone + } + def validate_data(cng) do + cng + |> validate_required([:id, :type, :actor, :to, :cc, :object]) + |> validate_inclusion(:type, ["Delete"]) + |> validate_actor_presence() + |> validate_deletion_rights() + |> validate_object_or_user_presence(allowed_types: @deletable_types) + |> add_deleted_activity_id() + end + + def do_not_federate?(cng) do + !same_domain?(cng) + end + + defp same_domain?(cng) do + actor_uri = + cng + |> get_field(:actor) + |> URI.parse() + + object_uri = + cng + |> get_field(:object) + |> URI.parse() + + object_uri.host == actor_uri.host + end + + def validate_deletion_rights(cng) do + actor = User.get_cached_by_ap_id(get_field(cng, :actor)) + + if User.superuser?(actor) || same_domain?(cng) do + cng + else + cng + |> add_error(:actor, "is not allowed to delete object") + end + end + + def cast_and_validate(data) do + data + |> cast_data + |> validate_data + end +end diff --git a/lib/pleroma/web/activity_pub/object_validators/emoji_react_validator.ex b/lib/pleroma/web/activity_pub/object_validators/emoji_react_validator.ex new file mode 100644 index 000000000..e87519c59 --- /dev/null +++ b/lib/pleroma/web/activity_pub/object_validators/emoji_react_validator.ex @@ -0,0 +1,81 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Web.ActivityPub.ObjectValidators.EmojiReactValidator do + use Ecto.Schema + + alias Pleroma.Object + alias Pleroma.Web.ActivityPub.ObjectValidators.Types + + import Ecto.Changeset + import Pleroma.Web.ActivityPub.ObjectValidators.CommonValidations + + @primary_key false + + embedded_schema do + field(:id, Types.ObjectID, primary_key: true) + field(:type, :string) + field(:object, Types.ObjectID) + field(:actor, Types.ObjectID) + field(:context, :string) + field(:content, :string) + field(:to, {:array, :string}, default: []) + field(:cc, {:array, :string}, default: []) + end + + def cast_and_validate(data) do + data + |> cast_data() + |> validate_data() + end + + def cast_data(data) do + %__MODULE__{} + |> changeset(data) + end + + def changeset(struct, data) do + struct + |> cast(data, __schema__(:fields)) + |> fix_after_cast() + end + + def fix_after_cast(cng) do + cng + |> fix_context() + end + + def fix_context(cng) do + object = get_field(cng, :object) + + with nil <- get_field(cng, :context), + %Object{data: %{"context" => context}} <- Object.get_cached_by_ap_id(object) do + cng + |> put_change(:context, context) + else + _ -> + cng + end + end + + def validate_emoji(cng) do + content = get_field(cng, :content) + + if Pleroma.Emoji.is_unicode_emoji?(content) do + cng + else + cng + |> add_error(:content, "must be a single character emoji") + end + end + + def validate_data(data_cng) do + data_cng + |> validate_inclusion(:type, ["EmojiReact"]) + |> validate_required([:id, :type, :object, :actor, :context, :to, :cc, :content]) + |> validate_actor_presence() + |> validate_object_presence() + |> validate_emoji() + end +end diff --git a/lib/pleroma/web/activity_pub/object_validators/like_validator.ex b/lib/pleroma/web/activity_pub/object_validators/like_validator.ex new file mode 100644 index 000000000..034f25492 --- /dev/null +++ b/lib/pleroma/web/activity_pub/object_validators/like_validator.ex @@ -0,0 +1,99 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Web.ActivityPub.ObjectValidators.LikeValidator do + use Ecto.Schema + + alias Pleroma.Object + alias Pleroma.Web.ActivityPub.ObjectValidators.Types + alias Pleroma.Web.ActivityPub.Utils + + import Ecto.Changeset + import Pleroma.Web.ActivityPub.ObjectValidators.CommonValidations + + @primary_key false + + embedded_schema do + field(:id, Types.ObjectID, primary_key: true) + field(:type, :string) + field(:object, Types.ObjectID) + field(:actor, Types.ObjectID) + field(:context, :string) + field(:to, Types.Recipients, default: []) + field(:cc, Types.Recipients, default: []) + end + + def cast_and_validate(data) do + data + |> cast_data() + |> validate_data() + end + + def cast_data(data) do + %__MODULE__{} + |> changeset(data) + end + + def changeset(struct, data) do + struct + |> cast(data, __schema__(:fields)) + |> fix_after_cast() + end + + def fix_after_cast(cng) do + cng + |> fix_recipients() + |> fix_context() + end + + def fix_context(cng) do + object = get_field(cng, :object) + + with nil <- get_field(cng, :context), + %Object{data: %{"context" => context}} <- Object.get_cached_by_ap_id(object) do + cng + |> put_change(:context, context) + else + _ -> + cng + end + end + + def fix_recipients(cng) do + to = get_field(cng, :to) + cc = get_field(cng, :cc) + object = get_field(cng, :object) + + with {[], []} <- {to, cc}, + %Object{data: %{"actor" => actor}} <- Object.get_cached_by_ap_id(object), + {:ok, actor} <- Types.ObjectID.cast(actor) do + cng + |> put_change(:to, [actor]) + else + _ -> + cng + end + end + + def validate_data(data_cng) do + data_cng + |> validate_inclusion(:type, ["Like"]) + |> validate_required([:id, :type, :object, :actor, :context, :to, :cc]) + |> validate_actor_presence() + |> validate_object_presence() + |> validate_existing_like() + end + + def validate_existing_like(%{changes: %{actor: actor, object: object}} = cng) do + if Utils.get_existing_like(actor, %{data: %{"id" => object}}) do + cng + |> add_error(:actor, "already liked this object") + |> add_error(:object, "already liked by this actor") + else + cng + end + end + + def validate_existing_like(cng), do: cng +end diff --git a/lib/pleroma/web/activity_pub/object_validators/note_validator.ex b/lib/pleroma/web/activity_pub/object_validators/note_validator.ex new file mode 100644 index 000000000..462a5620a --- /dev/null +++ b/lib/pleroma/web/activity_pub/object_validators/note_validator.ex @@ -0,0 +1,64 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Web.ActivityPub.ObjectValidators.NoteValidator do + use Ecto.Schema + + alias Pleroma.Web.ActivityPub.ObjectValidators.Types + + import Ecto.Changeset + + @primary_key false + + embedded_schema do + field(:id, Types.ObjectID, primary_key: true) + field(:to, {:array, :string}, default: []) + field(:cc, {:array, :string}, default: []) + field(:bto, {:array, :string}, default: []) + field(:bcc, {:array, :string}, default: []) + # TODO: Write type + field(:tag, {:array, :map}, default: []) + field(:type, :string) + field(:content, :string) + field(:context, :string) + field(:actor, Types.ObjectID) + field(:attributedTo, Types.ObjectID) + field(:summary, :string) + field(:published, Types.DateTime) + # TODO: Write type + field(:emoji, :map, default: %{}) + field(:sensitive, :boolean, default: false) + # TODO: Write type + field(:attachment, {:array, :map}, default: []) + field(:replies_count, :integer, default: 0) + field(:like_count, :integer, default: 0) + field(:announcement_count, :integer, default: 0) + field(:inRepyTo, :string) + field(:uri, Types.Uri) + + field(:likes, {:array, :string}, default: []) + field(:announcements, {:array, :string}, default: []) + + # see if needed + field(:conversation, :string) + field(:context_id, :string) + end + + def cast_and_validate(data) do + data + |> cast_data() + |> validate_data() + end + + def cast_data(data) do + %__MODULE__{} + |> cast(data, __schema__(:fields)) + end + + def validate_data(data_cng) do + data_cng + |> validate_inclusion(:type, ["Note"]) + |> validate_required([:id, :actor, :to, :cc, :type, :content, :context]) + end +end diff --git a/lib/pleroma/web/activity_pub/object_validators/types/date_time.ex b/lib/pleroma/web/activity_pub/object_validators/types/date_time.ex new file mode 100644 index 000000000..4f412fcde --- /dev/null +++ b/lib/pleroma/web/activity_pub/object_validators/types/date_time.ex @@ -0,0 +1,34 @@ +defmodule Pleroma.Web.ActivityPub.ObjectValidators.Types.DateTime do + @moduledoc """ + The AP standard defines the date fields in AP as xsd:DateTime. Elixir's + DateTime can't parse this, but it can parse the related iso8601. This + module punches the date until it looks like iso8601 and normalizes to + it. + + DateTimes without a timezone offset are treated as UTC. + + Reference: https://www.w3.org/TR/activitystreams-vocabulary/#dfn-published + """ + use Ecto.Type + + def type, do: :string + + def cast(datetime) when is_binary(datetime) do + with {:ok, datetime, _} <- DateTime.from_iso8601(datetime) do + {:ok, DateTime.to_iso8601(datetime)} + else + {:error, :missing_offset} -> cast("#{datetime}Z") + _e -> :error + end + end + + def cast(_), do: :error + + def dump(data) do + {:ok, data} + end + + def load(data) do + {:ok, data} + end +end diff --git a/lib/pleroma/web/activity_pub/object_validators/types/object_id.ex b/lib/pleroma/web/activity_pub/object_validators/types/object_id.ex new file mode 100644 index 000000000..f71f76370 --- /dev/null +++ b/lib/pleroma/web/activity_pub/object_validators/types/object_id.ex @@ -0,0 +1,23 @@ +defmodule Pleroma.Web.ActivityPub.ObjectValidators.Types.ObjectID do + use Ecto.Type + + def type, do: :string + + def cast(object) when is_binary(object) do + # Host has to be present and scheme has to be an http scheme (for now) + case URI.parse(object) do + %URI{host: nil} -> :error + %URI{host: ""} -> :error + %URI{scheme: scheme} when scheme in ["https", "http"] -> {:ok, object} + _ -> :error + end + end + + def cast(%{"id" => object}), do: cast(object) + + def cast(_), do: :error + + def dump(data), do: {:ok, data} + + def load(data), do: {:ok, data} +end diff --git a/lib/pleroma/web/activity_pub/object_validators/types/recipients.ex b/lib/pleroma/web/activity_pub/object_validators/types/recipients.ex new file mode 100644 index 000000000..48fe61e1a --- /dev/null +++ b/lib/pleroma/web/activity_pub/object_validators/types/recipients.ex @@ -0,0 +1,34 @@ +defmodule Pleroma.Web.ActivityPub.ObjectValidators.Types.Recipients do + use Ecto.Type + + alias Pleroma.Web.ActivityPub.ObjectValidators.Types.ObjectID + + def type, do: {:array, ObjectID} + + def cast(object) when is_binary(object) do + cast([object]) + end + + def cast(data) when is_list(data) do + data + |> Enum.reduce({:ok, []}, fn element, acc -> + case {acc, ObjectID.cast(element)} do + {:error, _} -> :error + {_, :error} -> :error + {{:ok, list}, {:ok, id}} -> {:ok, [id | list]} + end + end) + end + + def cast(_) do + :error + end + + def dump(data) do + {:ok, data} + end + + def load(data) do + {:ok, data} + end +end diff --git a/lib/pleroma/web/activity_pub/object_validators/types/uri.ex b/lib/pleroma/web/activity_pub/object_validators/types/uri.ex new file mode 100644 index 000000000..24845bcc0 --- /dev/null +++ b/lib/pleroma/web/activity_pub/object_validators/types/uri.ex @@ -0,0 +1,20 @@ +defmodule Pleroma.Web.ActivityPub.ObjectValidators.Types.Uri do + use Ecto.Type + + def type, do: :string + + def cast(uri) when is_binary(uri) do + case URI.parse(uri) do + %URI{host: nil} -> :error + %URI{host: ""} -> :error + %URI{scheme: scheme} when scheme in ["https", "http"] -> {:ok, uri} + _ -> :error + end + end + + def cast(_), do: :error + + def dump(data), do: {:ok, data} + + def load(data), do: {:ok, data} +end diff --git a/lib/pleroma/web/activity_pub/object_validators/undo_validator.ex b/lib/pleroma/web/activity_pub/object_validators/undo_validator.ex new file mode 100644 index 000000000..d0ba418e8 --- /dev/null +++ b/lib/pleroma/web/activity_pub/object_validators/undo_validator.ex @@ -0,0 +1,62 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Web.ActivityPub.ObjectValidators.UndoValidator do + use Ecto.Schema + + alias Pleroma.Activity + alias Pleroma.Web.ActivityPub.ObjectValidators.Types + + import Ecto.Changeset + import Pleroma.Web.ActivityPub.ObjectValidators.CommonValidations + + @primary_key false + + embedded_schema do + field(:id, Types.ObjectID, primary_key: true) + field(:type, :string) + field(:object, Types.ObjectID) + field(:actor, Types.ObjectID) + field(:to, {:array, :string}, default: []) + field(:cc, {:array, :string}, default: []) + end + + def cast_and_validate(data) do + data + |> cast_data() + |> validate_data() + end + + def cast_data(data) do + %__MODULE__{} + |> changeset(data) + end + + def changeset(struct, data) do + struct + |> cast(data, __schema__(:fields)) + end + + def validate_data(data_cng) do + data_cng + |> validate_inclusion(:type, ["Undo"]) + |> validate_required([:id, :type, :object, :actor, :to, :cc]) + |> validate_actor_presence() + |> validate_object_presence() + |> validate_undo_rights() + end + + def validate_undo_rights(cng) do + actor = get_field(cng, :actor) + object = get_field(cng, :object) + + with %Activity{data: %{"actor" => object_actor}} <- Activity.get_by_ap_id(object), + true <- object_actor != actor do + cng + |> add_error(:actor, "not the same as object actor") + else + _ -> cng + end + end +end diff --git a/lib/pleroma/web/activity_pub/pipeline.ex b/lib/pleroma/web/activity_pub/pipeline.ex new file mode 100644 index 000000000..0c54c4b23 --- /dev/null +++ b/lib/pleroma/web/activity_pub/pipeline.ex @@ -0,0 +1,60 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Web.ActivityPub.Pipeline do + alias Pleroma.Activity + alias Pleroma.Config + alias Pleroma.Object + alias Pleroma.Repo + alias Pleroma.Web.ActivityPub.ActivityPub + alias Pleroma.Web.ActivityPub.MRF + alias Pleroma.Web.ActivityPub.ObjectValidator + alias Pleroma.Web.ActivityPub.SideEffects + alias Pleroma.Web.Federator + + @spec common_pipeline(map(), keyword()) :: + {:ok, Activity.t() | Object.t(), keyword()} | {:error, any()} + def common_pipeline(object, meta) do + case Repo.transaction(fn -> do_common_pipeline(object, meta) end) do + {:ok, value} -> + value + + {:error, e} -> + {:error, e} + end + end + + def do_common_pipeline(object, meta) do + with {_, {:ok, validated_object, meta}} <- + {:validate_object, ObjectValidator.validate(object, meta)}, + {_, {:ok, mrfd_object}} <- {:mrf_object, MRF.filter(validated_object)}, + {_, {:ok, activity, meta}} <- + {:persist_object, ActivityPub.persist(mrfd_object, meta)}, + {_, {:ok, activity, meta}} <- + {:execute_side_effects, SideEffects.handle(activity, meta)}, + {_, {:ok, _}} <- {:federation, maybe_federate(activity, meta)} do + {:ok, activity, meta} + else + {:mrf_object, {:reject, _}} -> {:ok, nil, meta} + e -> {:error, e} + end + end + + defp maybe_federate(%Object{}, _), do: {:ok, :not_federated} + + defp maybe_federate(%Activity{} = activity, meta) do + with {:ok, local} <- Keyword.fetch(meta, :local) do + do_not_federate = meta[:do_not_federate] || !Config.get([:instance, :federating]) + + if !do_not_federate && local do + Federator.publish(activity) + {:ok, :federated} + else + {:ok, :not_federated} + end + else + _e -> {:error, :badarg} + end + end +end diff --git a/lib/pleroma/web/activity_pub/publisher.ex b/lib/pleroma/web/activity_pub/publisher.ex index 6c558e7f0..b70cbd043 100644 --- a/lib/pleroma/web/activity_pub/publisher.ex +++ b/lib/pleroma/web/activity_pub/publisher.ex @@ -141,8 +141,8 @@ defmodule Pleroma.Web.ActivityPub.Publisher do |> Enum.map(& &1.ap_id) end - defp maybe_use_sharedinbox(%User{source_data: data}), - do: (is_map(data["endpoints"]) && Map.get(data["endpoints"], "sharedInbox")) || data["inbox"] + defp maybe_use_sharedinbox(%User{shared_inbox: nil, inbox: inbox}), do: inbox + defp maybe_use_sharedinbox(%User{shared_inbox: shared_inbox}), do: shared_inbox @doc """ Determine a user inbox to use based on heuristics. These heuristics @@ -157,7 +157,7 @@ defmodule Pleroma.Web.ActivityPub.Publisher do """ def determine_inbox( %Activity{data: activity_data}, - %User{source_data: data} = user + %User{inbox: inbox} = user ) do to = activity_data["to"] || [] cc = activity_data["cc"] || [] @@ -174,7 +174,7 @@ defmodule Pleroma.Web.ActivityPub.Publisher do maybe_use_sharedinbox(user) true -> - data["inbox"] + inbox end end @@ -192,14 +192,13 @@ defmodule Pleroma.Web.ActivityPub.Publisher do inboxes = recipients |> Enum.filter(&User.ap_enabled?/1) - |> Enum.map(fn %{source_data: data} -> data["inbox"] end) + |> Enum.map(fn actor -> actor.inbox end) |> Enum.filter(fn inbox -> should_federate?(inbox, public) end) |> Instances.filter_reachable() Repo.checkout(fn -> Enum.each(inboxes, fn {inbox, unreachable_since} -> - %User{ap_id: ap_id} = - Enum.find(recipients, fn %{source_data: data} -> data["inbox"] == inbox end) + %User{ap_id: ap_id} = Enum.find(recipients, fn actor -> actor.inbox == inbox end) # Get all the recipients on the same host and add them to cc. Otherwise, a remote # instance would only accept a first message for the first recipient and ignore the rest. diff --git a/lib/pleroma/web/activity_pub/relay.ex b/lib/pleroma/web/activity_pub/relay.ex index 729c23af7..484178edd 100644 --- a/lib/pleroma/web/activity_pub/relay.ex +++ b/lib/pleroma/web/activity_pub/relay.ex @@ -4,9 +4,10 @@ defmodule Pleroma.Web.ActivityPub.Relay do alias Pleroma.Activity - alias Pleroma.Object alias Pleroma.User alias Pleroma.Web.ActivityPub.ActivityPub + alias Pleroma.Web.ActivityPub.Visibility + alias Pleroma.Web.CommonAPI require Logger @relay_nickname "relay" @@ -48,11 +49,11 @@ defmodule Pleroma.Web.ActivityPub.Relay do end end - @spec publish(any()) :: {:ok, Activity.t(), Object.t()} | {:error, any()} + @spec publish(any()) :: {:ok, Activity.t()} | {:error, any()} def publish(%Activity{data: %{"type" => "Create"}} = activity) do with %User{} = user <- get_actor(), - %Object{} = object <- Object.normalize(activity) do - ActivityPub.announce(user, object, nil, true, false) + true <- Visibility.is_public?(activity) do + CommonAPI.repeat(activity.id, user) else error -> format_error(error) end diff --git a/lib/pleroma/web/activity_pub/side_effects.ex b/lib/pleroma/web/activity_pub/side_effects.ex new file mode 100644 index 000000000..fb6275450 --- /dev/null +++ b/lib/pleroma/web/activity_pub/side_effects.ex @@ -0,0 +1,151 @@ +defmodule Pleroma.Web.ActivityPub.SideEffects do + @moduledoc """ + This module looks at an inserted object and executes the side effects that it + implies. For example, a `Like` activity will increase the like count on the + liked object, a `Follow` activity will add the user to the follower + collection, and so on. + """ + alias Pleroma.Activity + alias Pleroma.Notification + alias Pleroma.Object + alias Pleroma.Repo + alias Pleroma.User + alias Pleroma.Web.ActivityPub.ActivityPub + alias Pleroma.Web.ActivityPub.Utils + + def handle(object, meta \\ []) + + # Tasks this handles: + # - Add like to object + # - Set up notification + def handle(%{data: %{"type" => "Like"}} = object, meta) do + liked_object = Object.get_by_ap_id(object.data["object"]) + Utils.add_like_to_object(object, liked_object) + + Notification.create_notifications(object) + + {:ok, object, meta} + end + + # Tasks this handles: + # - Add announce to object + # - Set up notification + # - Stream out the announce + def handle(%{data: %{"type" => "Announce"}} = object, meta) do + announced_object = Object.get_by_ap_id(object.data["object"]) + user = User.get_cached_by_ap_id(object.data["actor"]) + + Utils.add_announce_to_object(object, announced_object) + + if !User.is_internal_user?(user) do + Notification.create_notifications(object) + ActivityPub.stream_out(object) + end + + {:ok, object, meta} + end + + def handle(%{data: %{"type" => "Undo", "object" => undone_object}} = object, meta) do + with undone_object <- Activity.get_by_ap_id(undone_object), + :ok <- handle_undoing(undone_object) do + {:ok, object, meta} + end + end + + # Tasks this handles: + # - Add reaction to object + # - Set up notification + def handle(%{data: %{"type" => "EmojiReact"}} = object, meta) do + reacted_object = Object.get_by_ap_id(object.data["object"]) + Utils.add_emoji_reaction_to_object(object, reacted_object) + + Notification.create_notifications(object) + + {:ok, object, meta} + end + + # Tasks this handles: + # - Delete and unpins the create activity + # - Replace object with Tombstone + # - Set up notification + # - Reduce the user note count + # - Reduce the reply count + # - Stream out the activity + def handle(%{data: %{"type" => "Delete", "object" => deleted_object}} = object, meta) do + deleted_object = + Object.normalize(deleted_object, false) || User.get_cached_by_ap_id(deleted_object) + + result = + case deleted_object do + %Object{} -> + with {:ok, deleted_object, activity} <- Object.delete(deleted_object), + %User{} = user <- User.get_cached_by_ap_id(deleted_object.data["actor"]) do + User.remove_pinnned_activity(user, activity) + + {:ok, user} = ActivityPub.decrease_note_count_if_public(user, deleted_object) + + if in_reply_to = deleted_object.data["inReplyTo"] do + Object.decrease_replies_count(in_reply_to) + end + + ActivityPub.stream_out(object) + ActivityPub.stream_out_participations(deleted_object, user) + :ok + end + + %User{} -> + with {:ok, _} <- User.delete(deleted_object) do + :ok + end + end + + if result == :ok do + Notification.create_notifications(object) + {:ok, object, meta} + else + {:error, result} + end + end + + # Nothing to do + def handle(object, meta) do + {:ok, object, meta} + end + + def handle_undoing(%{data: %{"type" => "Like"}} = object) do + with %Object{} = liked_object <- Object.get_by_ap_id(object.data["object"]), + {:ok, _} <- Utils.remove_like_from_object(object, liked_object), + {:ok, _} <- Repo.delete(object) do + :ok + end + end + + def handle_undoing(%{data: %{"type" => "EmojiReact"}} = object) do + with %Object{} = reacted_object <- Object.get_by_ap_id(object.data["object"]), + {:ok, _} <- Utils.remove_emoji_reaction_from_object(object, reacted_object), + {:ok, _} <- Repo.delete(object) do + :ok + end + end + + def handle_undoing(%{data: %{"type" => "Announce"}} = object) do + with %Object{} = liked_object <- Object.get_by_ap_id(object.data["object"]), + {:ok, _} <- Utils.remove_announce_from_object(object, liked_object), + {:ok, _} <- Repo.delete(object) do + :ok + end + end + + def handle_undoing( + %{data: %{"type" => "Block", "actor" => blocker, "object" => blocked}} = object + ) do + with %User{} = blocker <- User.get_cached_by_ap_id(blocker), + %User{} = blocked <- User.get_cached_by_ap_id(blocked), + {:ok, _} <- User.unblock(blocker, blocked), + {:ok, _} <- Repo.delete(object) do + :ok + end + end + + def handle_undoing(object), do: {:error, ["don't know how to handle", object]} +end diff --git a/lib/pleroma/web/activity_pub/transmogrifier.ex b/lib/pleroma/web/activity_pub/transmogrifier.ex index 9cd3de705..8443c284c 100644 --- a/lib/pleroma/web/activity_pub/transmogrifier.ex +++ b/lib/pleroma/web/activity_pub/transmogrifier.ex @@ -7,12 +7,17 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do A module to handle coding from internal to wire ActivityPub and back. """ alias Pleroma.Activity + alias Pleroma.EarmarkRenderer alias Pleroma.FollowingRelationship alias Pleroma.Object alias Pleroma.Object.Containment alias Pleroma.Repo alias Pleroma.User alias Pleroma.Web.ActivityPub.ActivityPub + alias Pleroma.Web.ActivityPub.Builder + alias Pleroma.Web.ActivityPub.ObjectValidator + alias Pleroma.Web.ActivityPub.ObjectValidators.Types + alias Pleroma.Web.ActivityPub.Pipeline alias Pleroma.Web.ActivityPub.Utils alias Pleroma.Web.ActivityPub.Visibility alias Pleroma.Web.Federator @@ -40,6 +45,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do |> fix_addressing |> fix_summary |> fix_type(options) + |> fix_content end def fix_summary(%{"summary" => nil} = object) do @@ -202,16 +208,46 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do |> Map.put("conversation", context) end + defp add_if_present(map, _key, nil), do: map + + defp add_if_present(map, key, value) do + Map.put(map, key, value) + end + def fix_attachments(%{"attachment" => attachment} = object) when is_list(attachment) do attachments = Enum.map(attachment, fn data -> - media_type = data["mediaType"] || data["mimeType"] - href = data["url"] || data["href"] - url = [%{"type" => "Link", "mediaType" => media_type, "href" => href}] + url = + cond do + is_list(data["url"]) -> List.first(data["url"]) + is_map(data["url"]) -> data["url"] + true -> nil + end - data - |> Map.put("mediaType", media_type) - |> Map.put("url", url) + media_type = + cond do + is_map(url) && is_binary(url["mediaType"]) -> url["mediaType"] + is_binary(data["mediaType"]) -> data["mediaType"] + is_binary(data["mimeType"]) -> data["mimeType"] + true -> nil + end + + href = + cond do + is_map(url) && is_binary(url["href"]) -> url["href"] + is_binary(data["url"]) -> data["url"] + is_binary(data["href"]) -> data["href"] + end + + attachment_url = + %{"href" => href} + |> add_if_present("mediaType", media_type) + |> add_if_present("type", Map.get(url || %{}, "type")) + + %{"url" => [attachment_url]} + |> add_if_present("mediaType", media_type) + |> add_if_present("type", data["type"]) + |> add_if_present("name", data["name"]) end) Map.put(object, "attachment", attachments) @@ -229,7 +265,8 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do Map.put(object, "url", url["href"]) end - def fix_url(%{"type" => "Video", "url" => url} = object) when is_list(url) do + def fix_url(%{"type" => object_type, "url" => url} = object) + when object_type in ["Video", "Audio"] and is_list(url) do first_element = Enum.at(url, 0) link_element = Enum.find(url, fn x -> is_map(x) and x["mimeType"] == "text/html" end) @@ -323,6 +360,18 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do def fix_type(object, _), do: object + defp fix_content(%{"mediaType" => "text/markdown", "content" => content} = object) + when is_binary(content) do + html_content = + content + |> Earmark.as_html!(%Earmark.Options{renderer: EarmarkRenderer}) + |> Pleroma.HTML.filter_tags() + + Map.merge(object, %{"content" => html_content, "mediaType" => "text/html"}) + end + + defp fix_content(object), do: object + defp mastodon_follow_hack(%{"id" => id, "actor" => follower_id}, followed) do with true <- id =~ "follows", %User{local: true} = follower <- User.get_cached_by_ap_id(follower_id), @@ -398,7 +447,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do %{"type" => "Create", "object" => %{"type" => objtype} = object} = data, options ) - when objtype in ["Article", "Event", "Note", "Video", "Page", "Question", "Answer"] do + when objtype in ["Article", "Event", "Note", "Video", "Page", "Question", "Answer", "Audio"] do actor = Containment.get_actor(data) data = @@ -490,7 +539,8 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do {_, {:ok, follower}} <- {:follow, User.follow(follower, followed)}, {_, {:ok, _}} <- {:follow_state_update, Utils.update_follow_state_for_all(activity, "accept")}, - {:ok, _relationship} <- FollowingRelationship.update(follower, followed, "accept") do + {:ok, _relationship} <- + FollowingRelationship.update(follower, followed, :follow_accept) do ActivityPub.accept(%{ to: [follower.ap_id], actor: followed, @@ -500,7 +550,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do else {:user_blocked, true} -> {:ok, _} = Utils.update_follow_state_for_all(activity, "reject") - {:ok, _relationship} = FollowingRelationship.update(follower, followed, "reject") + {:ok, _relationship} = FollowingRelationship.update(follower, followed, :follow_reject) ActivityPub.reject(%{ to: [follower.ap_id], @@ -511,7 +561,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do {:follow, {:error, _}} -> {:ok, _} = Utils.update_follow_state_for_all(activity, "reject") - {:ok, _relationship} = FollowingRelationship.update(follower, followed, "reject") + {:ok, _relationship} = FollowingRelationship.update(follower, followed, :follow_reject) ActivityPub.reject(%{ to: [follower.ap_id], @@ -521,7 +571,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do }) {:user_locked, true} -> - {:ok, _relationship} = FollowingRelationship.update(follower, followed, "pending") + {:ok, _relationship} = FollowingRelationship.update(follower, followed, :follow_pending) :noop end @@ -541,7 +591,10 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do {:ok, follow_activity} <- get_follow_activity(follow_object, followed), {:ok, follow_activity} <- Utils.update_follow_state_for_all(follow_activity, "accept"), %User{local: true} = follower <- User.get_cached_by_ap_id(follow_activity.data["actor"]), - {:ok, _relationship} <- FollowingRelationship.update(follower, followed, "accept") do + {:ok, _relationship} <- FollowingRelationship.update(follower, followed, :follow_accept) do + User.update_follower_count(followed) + User.update_following_count(follower) + ActivityPub.accept(%{ to: follow_activity.data["to"], type: "Accept", @@ -551,7 +604,8 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do activity_id: id }) else - _e -> :error + _e -> + :error end end @@ -564,7 +618,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do {:ok, follow_activity} <- get_follow_activity(follow_object, followed), {:ok, follow_activity} <- Utils.update_follow_state_for_all(follow_activity, "reject"), %User{local: true} = follower <- User.get_cached_by_ap_id(follow_activity.data["actor"]), - {:ok, _relationship} <- FollowingRelationship.update(follower, followed, "reject"), + {:ok, _relationship} <- FollowingRelationship.update(follower, followed, :follow_reject), {:ok, activity} <- ActivityPub.reject(%{ to: follow_activity.data["to"], @@ -608,53 +662,14 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do |> handle_incoming(options) end - def handle_incoming( - %{"type" => "Like", "object" => object_id, "actor" => _actor, "id" => id} = data, - _options - ) do - with actor <- Containment.get_actor(data), - {:ok, %User{} = actor} <- User.get_or_fetch_by_ap_id(actor), - {:ok, object} <- get_obj_helper(object_id), - {:ok, activity, _object} <- ActivityPub.like(actor, object, id, false) do - {:ok, activity} - else - _e -> :error - end - end - - def handle_incoming( - %{ - "type" => "EmojiReact", - "object" => object_id, - "actor" => _actor, - "id" => id, - "content" => emoji - } = data, - _options - ) do - with actor <- Containment.get_actor(data), - {:ok, %User{} = actor} <- User.get_or_fetch_by_ap_id(actor), - {:ok, object} <- get_obj_helper(object_id), - {:ok, activity, _object} <- - ActivityPub.react_with_emoji(actor, object, emoji, activity_id: id, local: false) do - {:ok, activity} - else - _e -> :error - end - end - - def handle_incoming( - %{"type" => "Announce", "object" => object_id, "actor" => _actor, "id" => id} = data, - _options - ) do - with actor <- Containment.get_actor(data), - {:ok, %User{} = actor} <- User.get_or_fetch_by_ap_id(actor), - {:ok, object} <- get_embedded_obj_helper(object_id, actor), - public <- Visibility.is_public?(data), - {:ok, activity, _object} <- ActivityPub.announce(actor, object, id, false, public) do + def handle_incoming(%{"type" => type} = data, _options) + when type in ["Like", "EmojiReact", "Announce"] do + with :ok <- ObjectValidator.fetch_actor_and_object(data), + {:ok, activity, _meta} <- + Pipeline.common_pipeline(data, local: false) do {:ok, activity} else - _e -> :error + e -> {:error, e} end end @@ -673,7 +688,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do {:ok, new_user_data} = ActivityPub.user_data_from_user_object(object) actor - |> User.upgrade_changeset(new_user_data, true) + |> User.remote_user_changeset(new_user_data) |> User.update_and_set_cache() ActivityPub.update(%{ @@ -691,55 +706,25 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do end end - # TODO: We presently assume that any actor on the same origin domain as the object being - # deleted has the rights to delete that object. A better way to validate whether or not - # the object should be deleted is to refetch the object URI, which should return either - # an error or a tombstone. This would allow us to verify that a deletion actually took - # place. def handle_incoming( - %{"type" => "Delete", "object" => object_id, "actor" => actor, "id" => id} = data, + %{"type" => "Delete"} = data, _options ) do - object_id = Utils.get_ap_id(object_id) - - with actor <- Containment.get_actor(data), - {:ok, %User{} = actor} <- User.get_or_fetch_by_ap_id(actor), - {:ok, object} <- get_obj_helper(object_id), - :ok <- Containment.contain_origin(actor.ap_id, object.data), - {:ok, activity} <- - ActivityPub.delete(object, local: false, activity_id: id, actor: actor.ap_id) do + with {:ok, activity, _} <- Pipeline.common_pipeline(data, local: false) do {:ok, activity} else - nil -> - case User.get_cached_by_ap_id(object_id) do - %User{ap_id: ^actor} = user -> - User.delete(user) - - nil -> - :error + {:error, {:validate_object, _}} = e -> + # Check if we have a create activity for this + with {:ok, object_id} <- Types.ObjectID.cast(data["object"]), + %Activity{data: %{"actor" => actor}} <- + Activity.create_by_object_ap_id(object_id) |> Repo.one(), + # We have one, insert a tombstone and retry + {:ok, tombstone_data, _} <- Builder.tombstone(actor, object_id), + {:ok, _tombstone} <- Object.create(tombstone_data) do + handle_incoming(data) + else + _ -> e end - - _e -> - :error - end - end - - def handle_incoming( - %{ - "type" => "Undo", - "object" => %{"type" => "Announce", "object" => object_id}, - "actor" => _actor, - "id" => id - } = data, - _options - ) do - with actor <- Containment.get_actor(data), - {:ok, %User{} = actor} <- User.get_or_fetch_by_ap_id(actor), - {:ok, object} <- get_obj_helper(object_id), - {:ok, activity, _} <- ActivityPub.unannounce(actor, object, id, false) do - {:ok, activity} - else - _e -> :error end end @@ -765,39 +750,29 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do def handle_incoming( %{ "type" => "Undo", - "object" => %{"type" => "EmojiReact", "id" => reaction_activity_id}, - "actor" => _actor, - "id" => id + "object" => %{"type" => type} } = data, _options - ) do - with actor <- Containment.get_actor(data), - {:ok, %User{} = actor} <- User.get_or_fetch_by_ap_id(actor), - {:ok, activity, _} <- - ActivityPub.unreact_with_emoji(actor, reaction_activity_id, - activity_id: id, - local: false - ) do + ) + when type in ["Like", "EmojiReact", "Announce", "Block"] do + with {:ok, activity, _} <- Pipeline.common_pipeline(data, local: false) do {:ok, activity} - else - _e -> :error end end + # For Undos that don't have the complete object attached, try to find it in our database. def handle_incoming( %{ "type" => "Undo", - "object" => %{"type" => "Block", "object" => blocked}, - "actor" => blocker, - "id" => id - } = _data, - _options - ) do - with %User{local: true} = blocked <- User.get_cached_by_ap_id(blocked), - {:ok, %User{} = blocker} <- User.get_or_fetch_by_ap_id(blocker), - {:ok, activity} <- ActivityPub.unblock(blocker, blocked, id, false) do - User.unblock(blocker, blocked) - {:ok, activity} + "object" => object + } = activity, + options + ) + when is_binary(object) do + with %Activity{data: data} <- Activity.get_by_ap_id(object) do + activity + |> Map.put("object", data) + |> handle_incoming(options) else _e -> :error end @@ -820,43 +795,6 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do def handle_incoming( %{ - "type" => "Undo", - "object" => %{"type" => "Like", "object" => object_id}, - "actor" => _actor, - "id" => id - } = data, - _options - ) do - with actor <- Containment.get_actor(data), - {:ok, %User{} = actor} <- User.get_or_fetch_by_ap_id(actor), - {:ok, object} <- get_obj_helper(object_id), - {:ok, activity, _, _} <- ActivityPub.unlike(actor, object, id, false) do - {:ok, activity} - else - _e -> :error - end - end - - # For Undos that don't have the complete object attached, try to find it in our database. - def handle_incoming( - %{ - "type" => "Undo", - "object" => object - } = activity, - options - ) - when is_binary(object) do - with %Activity{data: data} <- Activity.get_by_ap_id(object) do - activity - |> Map.put("object", data) - |> handle_incoming(options) - else - _e -> :error - end - end - - def handle_incoming( - %{ "type" => "Move", "actor" => origin_actor, "object" => origin_actor, @@ -1107,14 +1045,16 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do Map.put(object, "tag", tags) end + # TODO These should be added on our side on insertion, it doesn't make much + # sense to regenerate these all the time def add_mention_tags(object) do - mentions = - object - |> Utils.get_notified_from_object() - |> Enum.map(&build_mention_tag/1) + to = object["to"] || [] + cc = object["cc"] || [] + mentioned = User.get_users_from_set(to ++ cc, local_only: false) - tags = object["tag"] || [] + mentions = Enum.map(mentioned, &build_mention_tag/1) + tags = object["tag"] || [] Map.put(object, "tag", tags ++ mentions) end @@ -1124,7 +1064,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do def take_emoji_tags(%User{emoji: emoji}) do emoji - |> Enum.flat_map(&Map.to_list/1) + |> Map.to_list() |> Enum.map(&build_emoji_tag/1) end @@ -1153,6 +1093,10 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do Map.put(object, "conversation", object["context"]) end + def set_sensitive(%{"sensitive" => true} = object) do + object + end + def set_sensitive(object) do tags = object["tag"] || [] Map.put(object, "sensitive", "nsfw" in tags) @@ -1171,18 +1115,24 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do def prepare_attachments(object) do attachments = - (object["attachment"] || []) + object + |> Map.get("attachment", []) |> Enum.map(fn data -> [%{"mediaType" => media_type, "href" => href} | _] = data["url"] - %{"url" => href, "mediaType" => media_type, "name" => data["name"], "type" => "Document"} + + %{ + "url" => href, + "mediaType" => media_type, + "name" => data["name"], + "type" => "Document" + } end) Map.put(object, "attachment", attachments) end def strip_internal_fields(object) do - object - |> Map.drop(Pleroma.Constants.object_internal_fields()) + Map.drop(object, Pleroma.Constants.object_internal_fields()) end defp strip_internal_tags(%{"tag" => tags} = object) do @@ -1218,12 +1168,8 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do def upgrade_user_from_ap_id(ap_id) do with %User{local: false} = user <- User.get_cached_by_ap_id(ap_id), {:ok, data} <- ActivityPub.fetch_and_prepare_user_from_ap_id(ap_id), - already_ap <- User.ap_enabled?(user), - {:ok, user} <- upgrade_user(user, data) do - if not already_ap do - TransmogrifierWorker.enqueue("user_upgrade", %{"user_id" => user.id}) - end - + {:ok, user} <- update_user(user, data) do + TransmogrifierWorker.enqueue("user_upgrade", %{"user_id" => user.id}) {:ok, user} else %User{} = user -> {:ok, user} @@ -1231,9 +1177,9 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do end end - defp upgrade_user(user, data) do + defp update_user(user, data) do user - |> User.upgrade_changeset(data, true) + |> User.remote_user_changeset(data) |> User.update_and_set_cache() end diff --git a/lib/pleroma/web/activity_pub/utils.ex b/lib/pleroma/web/activity_pub/utils.ex index 15dd2ed45..f2375bcc4 100644 --- a/lib/pleroma/web/activity_pub/utils.ex +++ b/lib/pleroma/web/activity_pub/utils.ex @@ -6,6 +6,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do alias Ecto.Changeset alias Ecto.UUID alias Pleroma.Activity + alias Pleroma.Config alias Pleroma.Notification alias Pleroma.Object alias Pleroma.Repo @@ -169,8 +170,11 @@ defmodule Pleroma.Web.ActivityPub.Utils do Enqueues an activity for federation if it's local """ @spec maybe_federate(any()) :: :ok - def maybe_federate(%Activity{local: true} = activity) do - if Pleroma.Config.get!([:instance, :federating]) do + def maybe_federate(%Activity{local: true, data: %{"type" => type}} = activity) do + outgoing_blocks = Config.get([:activitypub, :outgoing_blocks]) + + with true <- Config.get!([:instance, :federating]), + true <- type != "Block" || outgoing_blocks do Pleroma.Web.Federator.publish(activity) end @@ -440,22 +444,19 @@ defmodule Pleroma.Web.ActivityPub.Utils do |> update(set: [data: fragment("jsonb_set(data, '{state}', ?)", ^state)]) |> Repo.update_all([]) - User.set_follow_state_cache(actor, object, state) - activity = Activity.get_by_id(activity.id) {:ok, activity} end def update_follow_state( - %Activity{data: %{"actor" => actor, "object" => object}} = activity, + %Activity{} = activity, state ) do new_data = Map.put(activity.data, "state", state) changeset = Changeset.change(activity, data: new_data) with {:ok, activity} <- Repo.update(changeset) do - User.set_follow_state_cache(actor, object, state) {:ok, activity} end end @@ -515,7 +516,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do #### Announce-related helpers @doc """ - Retruns an existing announce activity if the notice has already been announced + Returns an existing announce activity if the notice has already been announced """ @spec get_existing_announce(String.t(), map()) :: Activity.t() | nil def get_existing_announce(actor, %{data: %{"id" => ap_id}}) do @@ -565,45 +566,6 @@ defmodule Pleroma.Web.ActivityPub.Utils do |> maybe_put("id", activity_id) end - @doc """ - Make unannounce activity data for the given actor and object - """ - def make_unannounce_data( - %User{ap_id: ap_id} = user, - %Activity{data: %{"context" => context, "object" => object}} = activity, - activity_id - ) do - object = Object.normalize(object) - - %{ - "type" => "Undo", - "actor" => ap_id, - "object" => activity.data, - "to" => [user.follower_address, object.data["actor"]], - "cc" => [Pleroma.Constants.as_public()], - "context" => context - } - |> maybe_put("id", activity_id) - end - - def make_unlike_data( - %User{ap_id: ap_id} = user, - %Activity{data: %{"context" => context, "object" => object}} = activity, - activity_id - ) do - object = Object.normalize(object) - - %{ - "type" => "Undo", - "actor" => ap_id, - "object" => activity.data, - "to" => [user.follower_address, object.data["actor"]], - "cc" => [Pleroma.Constants.as_public()], - "context" => context - } - |> maybe_put("id", activity_id) - end - def make_undo_data( %User{ap_id: actor, follower_address: follower_address}, %Activity{ @@ -691,16 +653,6 @@ defmodule Pleroma.Web.ActivityPub.Utils do |> maybe_put("id", activity_id) end - def make_unblock_data(blocker, blocked, block_activity, activity_id) do - %{ - "type" => "Undo", - "actor" => blocker.ap_id, - "to" => [blocked.ap_id], - "object" => block_activity.data - } - |> maybe_put("id", activity_id) - end - #### Create-related helpers def make_create_data(params, additional) do @@ -798,102 +750,6 @@ defmodule Pleroma.Web.ActivityPub.Utils do ActivityPub.fetch_activities([], params, :offset) end - def parse_report_group(activity) do - reports = get_reports_by_status_id(activity["id"]) - max_date = Enum.max_by(reports, &NaiveDateTime.from_iso8601!(&1.data["published"])) - actors = Enum.map(reports, & &1.user_actor) - [%{data: %{"object" => [account_id | _]}} | _] = reports - - account = - AccountView.render("show.json", %{ - user: User.get_by_ap_id(account_id) - }) - - status = get_status_data(activity) - - %{ - date: max_date.data["published"], - account: account, - status: status, - actors: Enum.uniq(actors), - reports: reports - } - end - - defp get_status_data(status) do - case status["deleted"] do - true -> - %{ - "id" => status["id"], - "deleted" => true - } - - _ -> - Activity.get_by_ap_id(status["id"]) - end - end - - def get_reports_by_status_id(ap_id) do - from(a in Activity, - where: fragment("(?)->>'type' = 'Flag'", a.data), - where: fragment("(?)->'object' @> ?", a.data, ^[%{id: ap_id}]), - or_where: fragment("(?)->'object' @> ?", a.data, ^[ap_id]) - ) - |> Activity.with_preloaded_user_actor() - |> Repo.all() - end - - @spec get_reports_grouped_by_status([String.t()]) :: %{ - required(:groups) => [ - %{ - required(:date) => String.t(), - required(:account) => %{}, - required(:status) => %{}, - required(:actors) => [%User{}], - required(:reports) => [%Activity{}] - } - ] - } - def get_reports_grouped_by_status(activity_ids) do - parsed_groups = - activity_ids - |> Enum.map(fn id -> - id - |> build_flag_object() - |> parse_report_group() - end) - - %{ - groups: parsed_groups - } - end - - @spec get_reported_activities() :: [ - %{ - required(:activity) => String.t(), - required(:date) => String.t() - } - ] - def get_reported_activities do - reported_activities_query = - from(a in Activity, - where: fragment("(?)->>'type' = 'Flag'", a.data), - select: %{ - activity: fragment("jsonb_array_elements((? #- '{object,0}')->'object')", a.data) - }, - group_by: fragment("activity") - ) - - from(a in subquery(reported_activities_query), - distinct: true, - select: %{ - id: fragment("COALESCE(?->>'id'::text, ? #>> '{}')", a.activity, a.activity) - } - ) - |> Repo.all() - |> Enum.map(& &1.id) - end - def update_report_state(%Activity{} = activity, state) when state in @strip_status_report_states do {:ok, stripped_activity} = strip_report_status_data(activity) diff --git a/lib/pleroma/web/activity_pub/views/user_view.ex b/lib/pleroma/web/activity_pub/views/user_view.ex index bc21ac6c7..34590b16d 100644 --- a/lib/pleroma/web/activity_pub/views/user_view.ex +++ b/lib/pleroma/web/activity_pub/views/user_view.ex @@ -79,10 +79,7 @@ defmodule Pleroma.Web.ActivityPub.UserView do emoji_tags = Transmogrifier.take_emoji_tags(user) - fields = - user - |> User.fields() - |> Enum.map(&Map.put(&1, "type", "PropertyValue")) + fields = Enum.map(user.fields, &Map.put(&1, "type", "PropertyValue")) %{ "id" => user.ap_id, @@ -103,7 +100,7 @@ defmodule Pleroma.Web.ActivityPub.UserView do }, "endpoints" => endpoints, "attachment" => fields, - "tag" => (user.source_data["tag"] || []) ++ emoji_tags, + "tag" => emoji_tags, "discoverable" => user.discoverable } |> Map.merge(maybe_make_image(&User.avatar_url/2, "icon", user)) |