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Undoing: Move undoing blocks to the pipeline everywhere.

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This commit is contained in:
lain 2020-05-05 18:00:37 +02:00
parent a3bb2e5474
commit 92caae5923
10 changed files with 63 additions and 172 deletions
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21
lib/pleroma/web/activity_pub/activity_pub.ex
View File

@ -532,27 +532,6 @@ defp do_block(blocker, blocked, activity_id, local) 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(
%{

12
lib/pleroma/web/activity_pub/side_effects.ex
View File

@ -9,6 +9,7 @@ defmodule Pleroma.Web.ActivityPub.SideEffects do
alias Pleroma.Notification
alias Pleroma.Object
alias Pleroma.Repo
alias Pleroma.User
alias Pleroma.Web.ActivityPub.Utils
def handle(object, meta \\ [])
@ -61,5 +62,16 @@ def handle_undoing(%{data: %{"type" => "Announce"}} = object) do
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

51
lib/pleroma/web/activity_pub/transmogrifier.ex
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@ -787,40 +787,6 @@ def handle_incoming(
end
end
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}
else
_e -> :error
end
end
def handle_incoming(
%{"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.block(blocker, blocked, id, false) do
User.unfollow(blocker, blocked)
User.block(blocker, blocked)
{:ok, activity}
else
_e -> :error
end
end
def handle_incoming(
%{
"type" => "Undo",
@ -828,7 +794,7 @@ def handle_incoming(
} = data,
_options
)
when type in ["Like", "EmojiReact", "Announce"] do
when type in ["Like", "EmojiReact", "Announce", "Block"] do
with {:ok, activity, _} <- Pipeline.common_pipeline(data, local: false) do
{:ok, activity}
end
@ -852,6 +818,21 @@ def handle_incoming(
end
end
def handle_incoming(
%{"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.block(blocker, blocked, id, false) do
User.unfollow(blocker, blocked)
User.block(blocker, blocked)
{:ok, activity}
else
_e -> :error
end
end
def handle_incoming(
%{
"type" => "Move",

49
lib/pleroma/web/activity_pub/utils.ex
View File

@ -562,45 +562,6 @@ def make_announce_data(
|> 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{
@ -688,16 +649,6 @@ def make_block_data(blocker, blocked, activity_id) 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

8
lib/pleroma/web/common_api/common_api.ex
View File

@ -24,6 +24,14 @@ defmodule Pleroma.Web.CommonAPI do
require Pleroma.Constants
require Logger
def unblock(blocker, blocked) do
with %Activity{} = block <- Utils.fetch_latest_block(blocker, blocked),
{:ok, unblock_data, _} <- Builder.undo(blocker, block),
{:ok, unblock, _} <- Pipeline.common_pipeline(unblock_data, local: true) do
{:ok, unblock}
end
end
def follow(follower, followed) do
timeout = Pleroma.Config.get([:activitypub, :follow_handshake_timeout])

3
lib/pleroma/web/mastodon_api/controllers/account_controller.ex
View File

@ -356,8 +356,7 @@ def block(%{assigns: %{user: blocker, account: blocked}} = conn, _params) do
@doc "POST /api/v1/accounts/:id/unblock"
def unblock(%{assigns: %{user: blocker, account: blocked}} = conn, _params) do
with {:ok, _user_block} <- User.unblock(blocker, blocked),
{:ok, _activity} <- ActivityPub.unblock(blocker, blocked) do
with {:ok, _activity} <- CommonAPI.unblock(blocker, blocked) do
render(conn, "relationship.json", user: blocker, target: blocked)
else
{:error, message} -> json_response(conn, :forbidden, %{error: message})

34
test/web/activity_pub/activity_pub_test.exs
View File

@ -1114,7 +1114,7 @@ test "creates an undo activity for a pending follow request" do
end
end
describe "blocking / unblocking" do
describe "blocking" do
test "reverts block activity on error" do
[blocker, blocked] = insert_list(2, :user)
@ -1136,38 +1136,6 @@ test "creates a block activity" do
assert activity.data["actor"] == blocker.ap_id
assert activity.data["object"] == blocked.ap_id
end
test "reverts unblock activity on error" do
[blocker, blocked] = insert_list(2, :user)
{:ok, block_activity} = ActivityPub.block(blocker, blocked)
with_mock(Utils, [:passthrough], maybe_federate: fn _ -> {:error, :reverted} end) do
assert {:error, :reverted} = ActivityPub.unblock(blocker, blocked)
end
assert block_activity.data["type"] == "Block"
assert block_activity.data["actor"] == blocker.ap_id
assert Repo.aggregate(Activity, :count, :id) == 1
assert Repo.aggregate(Object, :count, :id) == 1
end
test "creates an undo activity for the last block" do
blocker = insert(:user)
blocked = insert(:user)
{:ok, block_activity} = ActivityPub.block(blocker, blocked)
{:ok, activity} = ActivityPub.unblock(blocker, blocked)
assert activity.data["type"] == "Undo"
assert activity.data["actor"] == blocker.ap_id
embedded_object = activity.data["object"]
assert is_map(embedded_object)
assert embedded_object["type"] == "Block"
assert embedded_object["object"] == blocked.ap_id
assert embedded_object["id"] == block_activity.data["id"]
end
end
describe "deletion" do

25
test/web/activity_pub/side_effects_test.exs
View File

@ -9,6 +9,7 @@ defmodule Pleroma.Web.ActivityPub.SideEffectsTest do
alias Pleroma.Notification
alias Pleroma.Object
alias Pleroma.Repo
alias Pleroma.User
alias Pleroma.Web.ActivityPub.ActivityPub
alias Pleroma.Web.ActivityPub.Builder
alias Pleroma.Web.ActivityPub.SideEffects
@ -24,6 +25,8 @@ defmodule Pleroma.Web.ActivityPub.SideEffectsTest do
{:ok, like} = CommonAPI.favorite(user, post.id)
{:ok, reaction, _} = CommonAPI.react_with_emoji(post.id, user, "👍")
{:ok, announce, _} = CommonAPI.repeat(post.id, user)
{:ok, block} = ActivityPub.block(user, poster)
User.block(user, poster)
{:ok, undo_data, _meta} = Builder.undo(user, like)
{:ok, like_undo, _meta} = ActivityPub.persist(undo_data, local: true)
@ -34,6 +37,9 @@ defmodule Pleroma.Web.ActivityPub.SideEffectsTest do
{:ok, undo_data, _meta} = Builder.undo(user, announce)
{:ok, announce_undo, _meta} = ActivityPub.persist(undo_data, local: true)
{:ok, undo_data, _meta} = Builder.undo(user, block)
{:ok, block_undo, _meta} = ActivityPub.persist(undo_data, local: true)
%{
like_undo: like_undo,
post: post,
@ -41,10 +47,27 @@ defmodule Pleroma.Web.ActivityPub.SideEffectsTest do
reaction_undo: reaction_undo,
reaction: reaction,
announce_undo: announce_undo,
announce: announce
announce: announce,
block_undo: block_undo,
block: block,
poster: poster,
user: user
}
end
test "deletes the original block", %{block_undo: block_undo, block: block} do
{:ok, _block_undo, _} = SideEffects.handle(block_undo)
refute Activity.get_by_id(block.id)
end
test "unblocks the blocked user", %{block_undo: block_undo, block: block} do
blocker = User.get_by_ap_id(block.data["actor"])
blocked = User.get_by_ap_id(block.data["object"])
{:ok, _block_undo, _} = SideEffects.handle(block_undo)
refute User.blocks?(blocker, blocked)
end
test "an announce undo removes the announce from the object", %{
announce_undo: announce_undo,
post: post

4
test/web/activity_pub/transmogrifier/undo_handling_test.exs
View File

@ -176,9 +176,7 @@ test "it works for incoming unblocks with an existing block" do
{:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
assert data["type"] == "Undo"
assert data["object"]["type"] == "Block"
assert data["object"]["object"] == user.ap_id
assert data["actor"] == "http://mastodon.example.org/users/admin"
assert data["object"] == block_data["id"]
blocker = User.get_cached_by_ap_id(data["actor"])

28
test/web/activity_pub/utils_test.exs
View File

@ -102,34 +102,6 @@ test "works with an object has tags as map" do
end
end
describe "make_unlike_data/3" do
test "returns data for unlike activity" do
user = insert(:user)
like_activity = insert(:like_activity, data_attrs: %{"context" => "test context"})
object = Object.normalize(like_activity.data["object"])
assert Utils.make_unlike_data(user, like_activity, nil) == %{
"type" => "Undo",
"actor" => user.ap_id,
"object" => like_activity.data,
"to" => [user.follower_address, object.data["actor"]],
"cc" => [Pleroma.Constants.as_public()],
"context" => like_activity.data["context"]
}
assert Utils.make_unlike_data(user, like_activity, "9mJEZK0tky1w2xD2vY") == %{
"type" => "Undo",
"actor" => user.ap_id,
"object" => like_activity.data,
"to" => [user.follower_address, object.data["actor"]],
"cc" => [Pleroma.Constants.as_public()],
"context" => like_activity.data["context"],
"id" => "9mJEZK0tky1w2xD2vY"
}
end
end
describe "make_like_data" do
setup do
user = insert(:user)