Transmogrifier: Move Rejects to the Pipeline

This commit is contained in:
lain 2020-08-12 14:48:51 +02:00
parent 62f7cca9a1
commit 7224bf309e
7 changed files with 105 additions and 51 deletions

View File

@ -14,19 +14,28 @@ defmodule Pleroma.Web.ActivityPub.Builder do
require Pleroma.Constants
@spec accept(User.t(), Activity.t()) :: {:ok, map(), keyword()}
def accept(actor, accepted_activity) do
def accept_or_reject(actor, activity, type) do
data = %{
"id" => Utils.generate_activity_id(),
"actor" => actor.ap_id,
"type" => "Accept",
"object" => accepted_activity.data["id"],
"to" => [accepted_activity.actor]
"type" => type,
"object" => activity.data["id"],
"to" => [activity.actor]
}
{:ok, data, []}
end
@spec reject(User.t(), Activity.t()) :: {:ok, map(), keyword()}
def reject(actor, rejected_activity) do
accept_or_reject(actor, rejected_activity, "Reject")
end
@spec accept(User.t(), Activity.t()) :: {:ok, map(), keyword()}
def accept(actor, accepted_activity) do
accept_or_reject(actor, accepted_activity, "Accept")
end
@spec follow(User.t(), User.t()) :: {:ok, map(), keyword()}
def follow(follower, followed) do
data = %{

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@ -13,7 +13,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidator do
alias Pleroma.EctoType.ActivityPub.ObjectValidators
alias Pleroma.Object
alias Pleroma.User
alias Pleroma.Web.ActivityPub.ObjectValidators.AcceptValidator
alias Pleroma.Web.ActivityPub.ObjectValidators.AcceptRejectValidator
alias Pleroma.Web.ActivityPub.ObjectValidators.AnnounceValidator
alias Pleroma.Web.ActivityPub.ObjectValidators.AnswerValidator
alias Pleroma.Web.ActivityPub.ObjectValidators.BlockValidator
@ -31,10 +31,11 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidator do
@spec validate(map(), keyword()) :: {:ok, map(), keyword()} | {:error, any()}
def validate(object, meta)
def validate(%{"type" => "Accept"} = object, meta) do
def validate(%{"type" => type} = object, meta)
when type in ~w[Accept Reject] do
with {:ok, object} <-
object
|> AcceptValidator.cast_and_validate()
|> AcceptRejectValidator.cast_and_validate()
|> Ecto.Changeset.apply_action(:insert) do
object = stringify_keys(object)
{:ok, object, meta}

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@ -2,7 +2,7 @@
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.ActivityPub.ObjectValidators.AcceptValidator do
defmodule Pleroma.Web.ActivityPub.ObjectValidators.AcceptRejectValidator do
use Ecto.Schema
alias Pleroma.Activity
@ -30,10 +30,10 @@ def cast_data(data) do
def validate_data(cng) do
cng
|> validate_required([:id, :type, :actor, :to, :cc, :object])
|> validate_inclusion(:type, ["Accept"])
|> validate_inclusion(:type, ["Accept", "Reject"])
|> validate_actor_presence()
|> validate_object_presence(allowed_types: ["Follow"])
|> validate_accept_rights()
|> validate_accept_reject_rights()
end
def cast_and_validate(data) do
@ -42,7 +42,7 @@ def cast_and_validate(data) do
|> validate_data
end
def validate_accept_rights(cng) do
def validate_accept_reject_rights(cng) do
with object_id when is_binary(object_id) <- get_field(cng, :object),
%Activity{data: %{"object" => followed_actor}} <- Activity.get_by_ap_id(object_id),
true <- followed_actor == get_field(cng, :actor) do
@ -50,7 +50,7 @@ def validate_accept_rights(cng) do
else
_e ->
cng
|> add_error(:actor, "can't accept the given activity")
|> add_error(:actor, "can't accept or reject the given activity")
end
end
end

View File

@ -52,6 +52,30 @@ def handle(
{:ok, object, meta}
end
# Task this handles
# - Rejects all existing follow activities for this person
# - Updates the follow state
def handle(
%{
data: %{
"actor" => actor,
"type" => "Reject",
"object" => follow_activity_id
}
} = object,
meta
) do
with %Activity{actor: follower_id} = follow_activity <-
Activity.get_by_ap_id(follow_activity_id),
%User{} = followed <- User.get_cached_by_ap_id(actor),
%User{} = follower <- User.get_cached_by_ap_id(follower_id),
{:ok, _follow_activity} <- Utils.update_follow_state_for_all(follow_activity, "reject") do
FollowingRelationship.update(follower, followed, :follow_reject)
end
{:ok, object, meta}
end
# Tasks this handle
# - Follows if possible
# - Sends a notification

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@ -9,7 +9,6 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
alias Pleroma.Activity
alias Pleroma.EarmarkRenderer
alias Pleroma.EctoType.ActivityPub.ObjectValidators
alias Pleroma.FollowingRelationship
alias Pleroma.Maps
alias Pleroma.Object
alias Pleroma.Object.Containment
@ -390,16 +389,6 @@ defp fix_content(%{"mediaType" => "text/markdown", "content" => content} = objec
defp fix_content(object), do: object
defp get_follow_activity(follow_object, _followed) do
with object_id when not is_nil(object_id) <- Utils.get_ap_id(follow_object),
{_, %Activity{} = activity} <- {:activity, Activity.get_by_ap_id(object_id)} do
{:ok, activity}
else
_ ->
{:error, nil}
end
end
# Reduce the object list to find the reported user.
defp get_reported(objects) do
Enum.reduce_while(objects, nil, fn ap_id, _ ->
@ -534,31 +523,6 @@ def handle_incoming(
end
end
def handle_incoming(
%{"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),
{: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, :follow_reject),
{:ok, activity} <-
ActivityPub.reject(%{
to: follow_activity.data["to"],
type: "Reject",
actor: followed,
object: follow_activity.data["id"],
local: false,
activity_id: id
}) do
{:ok, activity}
else
_e -> :error
end
end
@misskey_reactions %{
"like" => "👍",
"love" => "❤️",
@ -613,7 +577,7 @@ def handle_incoming(
%{"type" => type} = data,
_options
)
when type in ~w{Update Block Follow Accept} do
when type in ~w{Update Block Follow Accept Reject} do
with {:ok, %User{}} <- ObjectValidator.fetch_actor(data),
{:ok, activity, _} <-
Pipeline.common_pipeline(data, local: false) do

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@ -0,0 +1,56 @@
# 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.RejectValidationTest do
use Pleroma.DataCase
alias Pleroma.Web.ActivityPub.Builder
alias Pleroma.Web.ActivityPub.ObjectValidator
alias Pleroma.Web.ActivityPub.Pipeline
import Pleroma.Factory
setup do
follower = insert(:user)
followed = insert(:user, local: false)
{:ok, follow_data, _} = Builder.follow(follower, followed)
{:ok, follow_activity, _} = Pipeline.common_pipeline(follow_data, local: true)
{:ok, reject_data, _} = Builder.reject(followed, follow_activity)
%{reject_data: reject_data, followed: followed}
end
test "it validates a basic 'reject'", %{reject_data: reject_data} do
assert {:ok, _, _} = ObjectValidator.validate(reject_data, [])
end
test "it fails when the actor doesn't exist", %{reject_data: reject_data} do
reject_data =
reject_data
|> Map.put("actor", "https://gensokyo.2hu/users/raymoo")
assert {:error, _} = ObjectValidator.validate(reject_data, [])
end
test "it fails when the rejected activity doesn't exist", %{reject_data: reject_data} do
reject_data =
reject_data
|> Map.put("object", "https://gensokyo.2hu/users/raymoo/follows/1")
assert {:error, _} = ObjectValidator.validate(reject_data, [])
end
test "for an rejected follow, it only validates if the actor of the reject is the followed actor",
%{reject_data: reject_data} do
stranger = insert(:user)
reject_data =
reject_data
|> Map.put("actor", stranger.ap_id)
assert {:error, _} = ObjectValidator.validate(reject_data, [])
end
end

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@ -24,7 +24,7 @@ test "it fails for incoming rejects which cannot be correlated" do
accept_data =
Map.put(accept_data, "object", Map.put(accept_data["object"], "actor", follower.ap_id))
:error = Transmogrifier.handle_incoming(accept_data)
{:error, _} = Transmogrifier.handle_incoming(accept_data)
follower = User.get_cached_by_id(follower.id)