diff options
Diffstat (limited to 'lib/pleroma/web/activity_pub/transmogrifier.ex')
| -rw-r--r-- | lib/pleroma/web/activity_pub/transmogrifier.ex | 165 |
1 files changed, 84 insertions, 81 deletions
diff --git a/lib/pleroma/web/activity_pub/transmogrifier.ex b/lib/pleroma/web/activity_pub/transmogrifier.ex index 591227af2..2a66b2162 100644 --- a/lib/pleroma/web/activity_pub/transmogrifier.ex +++ b/lib/pleroma/web/activity_pub/transmogrifier.ex @@ -14,6 +14,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do alias Pleroma.Web.ActivityPub.ActivityPub alias Pleroma.Web.ActivityPub.Utils alias Pleroma.Web.ActivityPub.Visibility + alias Pleroma.Web.Federator import Ecto.Query @@ -22,20 +23,20 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do @doc """ Modifies an incoming AP object (mastodon format) to our internal format. """ - def fix_object(object) do + def fix_object(object, options \\ []) do object + |> strip_internal_fields |> fix_actor |> fix_url |> fix_attachments |> fix_context - |> fix_in_reply_to + |> fix_in_reply_to(options) |> fix_emoji |> fix_tag |> fix_content_map - |> fix_likes |> fix_addressing |> fix_summary - |> fix_type + |> fix_type(options) end def fix_summary(%{"summary" => nil} = object) do @@ -150,21 +151,9 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do |> Map.put("actor", Containment.get_actor(%{"actor" => actor})) end - # Check for standardisation - # This is what Peertube does - # curl -H 'Accept: application/activity+json' $likes | jq .totalItems - # Prismo returns only an integer (count) as "likes" - def fix_likes(%{"likes" => likes} = object) when not is_map(likes) do - object - |> Map.put("likes", []) - |> Map.put("like_count", 0) - end - - def fix_likes(object) do - object - end + def fix_in_reply_to(object, options \\ []) - def fix_in_reply_to(%{"inReplyTo" => in_reply_to} = object) + def fix_in_reply_to(%{"inReplyTo" => in_reply_to} = object, options) when not is_nil(in_reply_to) do in_reply_to_id = cond do @@ -182,28 +171,34 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do "" end - case get_obj_helper(in_reply_to_id) do - {:ok, replied_object} -> - with %Activity{} = _activity <- - Activity.get_create_by_object_ap_id(replied_object.data["id"]) do - object - |> Map.put("inReplyTo", replied_object.data["id"]) - |> Map.put("inReplyToAtomUri", object["inReplyToAtomUri"] || in_reply_to_id) - |> Map.put("conversation", replied_object.data["context"] || object["conversation"]) - |> Map.put("context", replied_object.data["context"] || object["conversation"]) - else - e -> - Logger.error("Couldn't fetch \"#{inspect(in_reply_to_id)}\", error: #{inspect(e)}") + object = Map.put(object, "inReplyToAtomUri", in_reply_to_id) + + if Federator.allowed_incoming_reply_depth?(options[:depth]) do + case get_obj_helper(in_reply_to_id, options) do + {:ok, replied_object} -> + with %Activity{} = _activity <- + Activity.get_create_by_object_ap_id(replied_object.data["id"]) do object - end + |> Map.put("inReplyTo", replied_object.data["id"]) + |> Map.put("inReplyToAtomUri", object["inReplyToAtomUri"] || in_reply_to_id) + |> Map.put("conversation", replied_object.data["context"] || object["conversation"]) + |> Map.put("context", replied_object.data["context"] || object["conversation"]) + else + e -> + Logger.error("Couldn't fetch \"#{inspect(in_reply_to_id)}\", error: #{inspect(e)}") + object + end - e -> - Logger.error("Couldn't fetch \"#{inspect(in_reply_to_id)}\", error: #{inspect(e)}") - object + e -> + Logger.error("Couldn't fetch \"#{inspect(in_reply_to_id)}\", error: #{inspect(e)}") + object + end + else + object end end - def fix_in_reply_to(object), do: object + def fix_in_reply_to(object, _options), do: object def fix_context(object) do context = object["context"] || object["conversation"] || Utils.generate_context_id() @@ -336,17 +331,24 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do def fix_content_map(object), do: object - def fix_type(%{"inReplyTo" => reply_id} = object) when is_binary(reply_id) do - reply = Object.normalize(reply_id) + def fix_type(object, options \\ []) + + def fix_type(%{"inReplyTo" => reply_id, "name" => _} = object, options) + when is_binary(reply_id) do + reply = + with true <- Federator.allowed_incoming_reply_depth?(options[:depth]), + {:ok, object} <- get_obj_helper(reply_id, options) do + object + end - if reply && (reply.data["type"] == "Question" and object["name"]) do + if reply && reply.data["type"] == "Question" do Map.put(object, "type", "Answer") else object end end - def fix_type(object), do: object + def fix_type(object, _), do: object defp mastodon_follow_hack(%{"id" => id, "actor" => follower_id}, followed) do with true <- id =~ "follows", @@ -374,9 +376,11 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do end end + def handle_incoming(data, options \\ []) + # Flag objects are placed ahead of the ID check because Mastodon 2.8 and earlier send them # with nil ID. - def handle_incoming(%{"type" => "Flag", "object" => objects, "actor" => actor} = data) do + def handle_incoming(%{"type" => "Flag", "object" => objects, "actor" => actor} = data, _options) do with context <- data["context"] || Utils.generate_context_id(), content <- data["content"] || "", %User{} = actor <- User.get_cached_by_ap_id(actor), @@ -409,15 +413,19 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do end # disallow objects with bogus IDs - def handle_incoming(%{"id" => nil}), do: :error - def handle_incoming(%{"id" => ""}), do: :error + def handle_incoming(%{"id" => nil}, _options), do: :error + def handle_incoming(%{"id" => ""}, _options), do: :error # length of https:// = 8, should validate better, but good enough for now. - def handle_incoming(%{"id" => id}) when not (is_binary(id) and length(id) > 8), do: :error + def handle_incoming(%{"id" => id}, _options) when not (is_binary(id) and length(id) > 8), + do: :error # TODO: validate those with a Ecto scheme # - tags # - emoji - def handle_incoming(%{"type" => "Create", "object" => %{"type" => objtype} = object} = data) + def handle_incoming( + %{"type" => "Create", "object" => %{"type" => objtype} = object} = data, + options + ) when objtype in ["Article", "Note", "Video", "Page", "Question", "Answer"] do actor = Containment.get_actor(data) @@ -427,7 +435,8 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do with nil <- Activity.get_create_by_object_ap_id(object["id"]), {:ok, %User{} = user} <- User.get_or_fetch_by_ap_id(data["actor"]) do - object = fix_object(data["object"]) + options = Keyword.put(options, :depth, (options[:depth] || 0) + 1) + object = fix_object(data["object"], options) params = %{ to: data["to"], @@ -452,7 +461,8 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do end def handle_incoming( - %{"type" => "Follow", "object" => followed, "actor" => follower, "id" => id} = data + %{"type" => "Follow", "object" => followed, "actor" => follower, "id" => id} = data, + _options ) do with %User{local: true} = followed <- User.get_cached_by_ap_id(followed), {:ok, %User{} = follower} <- User.get_or_fetch_by_ap_id(follower), @@ -503,7 +513,8 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do end def handle_incoming( - %{"type" => "Accept", "object" => follow_object, "actor" => _actor, "id" => _id} = data + %{"type" => "Accept", "object" => follow_object, "actor" => _actor, "id" => _id} = data, + _options ) do with actor <- Containment.get_actor(data), {:ok, %User{} = followed} <- User.get_or_fetch_by_ap_id(actor), @@ -524,7 +535,8 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do end def handle_incoming( - %{"type" => "Reject", "object" => follow_object, "actor" => _actor, "id" => _id} = data + %{"type" => "Reject", "object" => follow_object, "actor" => _actor, "id" => _id} = data, + _options ) do with actor <- Containment.get_actor(data), {:ok, %User{} = followed} <- User.get_or_fetch_by_ap_id(actor), @@ -548,7 +560,8 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do end def handle_incoming( - %{"type" => "Like", "object" => object_id, "actor" => _actor, "id" => id} = data + %{"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), @@ -561,7 +574,8 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do end def handle_incoming( - %{"type" => "Announce", "object" => object_id, "actor" => _actor, "id" => id} = data + %{"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), @@ -576,7 +590,8 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do def handle_incoming( %{"type" => "Update", "object" => %{"type" => object_type} = object, "actor" => actor_id} = - data + data, + _options ) when object_type in ["Person", "Application", "Service", "Organization"] do with %User{ap_id: ^actor_id} = actor <- User.get_cached_by_ap_id(object["id"]) do @@ -614,7 +629,8 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do # 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", "object" => object_id, "actor" => actor, "id" => _id} = data, + _options ) do object_id = Utils.get_ap_id(object_id) @@ -645,7 +661,8 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do "object" => %{"type" => "Announce", "object" => object_id}, "actor" => _actor, "id" => id - } = data + } = data, + _options ) do with actor <- Containment.get_actor(data), {:ok, %User{} = actor} <- User.get_or_fetch_by_ap_id(actor), @@ -663,7 +680,8 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do "object" => %{"type" => "Follow", "object" => followed}, "actor" => follower, "id" => id - } = _data + } = _data, + _options ) do with %User{local: true} = followed <- User.get_cached_by_ap_id(followed), {:ok, %User{} = follower} <- User.get_or_fetch_by_ap_id(follower), @@ -681,10 +699,10 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do "object" => %{"type" => "Block", "object" => blocked}, "actor" => blocker, "id" => id - } = _data + } = _data, + _options ) do - with true <- Pleroma.Config.get([:activitypub, :accept_blocks]), - %User{local: true} = blocked <- User.get_cached_by_ap_id(blocked), + 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) @@ -695,10 +713,10 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do end def handle_incoming( - %{"type" => "Block", "object" => blocked, "actor" => blocker, "id" => id} = _data + %{"type" => "Block", "object" => blocked, "actor" => blocker, "id" => id} = _data, + _options ) do - with true <- Pleroma.Config.get([:activitypub, :accept_blocks]), - %User{local: true} = blocked = User.get_cached_by_ap_id(blocked), + 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.block(blocker, blocked, id, false) do User.unfollow(blocker, blocked) @@ -715,7 +733,8 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do "object" => %{"type" => "Like", "object" => object_id}, "actor" => _actor, "id" => id - } = data + } = data, + _options ) do with actor <- Containment.get_actor(data), {:ok, %User{} = actor} <- User.get_or_fetch_by_ap_id(actor), @@ -727,10 +746,10 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do end end - def handle_incoming(_), do: :error + def handle_incoming(_, _), do: :error - def get_obj_helper(id) do - if object = Object.normalize(id), do: {:ok, object}, else: nil + def get_obj_helper(id, options \\ []) do + if object = Object.normalize(id, true, options), do: {:ok, object}, else: nil end def set_reply_to_uri(%{"inReplyTo" => in_reply_to} = object) when is_binary(in_reply_to) do @@ -752,7 +771,6 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do |> add_mention_tags |> add_emoji_tags |> add_attributed_to - |> add_likes |> prepare_attachments |> set_conversation |> set_reply_to_uri @@ -936,22 +954,6 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do |> Map.put("attributedTo", attributed_to) end - def add_likes(%{"id" => id, "like_count" => likes} = object) do - likes = %{ - "id" => "#{id}/likes", - "first" => "#{id}/likes?page=1", - "type" => "OrderedCollection", - "totalItems" => likes - } - - object - |> Map.put("likes", likes) - end - - def add_likes(object) do - object - end - def prepare_attachments(object) do attachments = (object["attachment"] || []) @@ -967,6 +969,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do defp strip_internal_fields(object) do object |> Map.drop([ + "likes", "like_count", "announcements", "announcement_count", |