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Fix events & posts not being sent to group followers

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Signed-off-by: Thomas Citharel <tcit@tcit.fr>
This commit is contained in:
Thomas Citharel 2021-02-04 12:28:53 +01:00
parent 0db39af37e
commit 177341b491
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6 changed files with 89 additions and 48 deletions
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2
lib/federation/activity_pub/activity_pub.ex
View file

@ -710,6 +710,8 @@ defmodule Mobilizon.Federation.ActivityPub do
Relay.publish(activity)
end
recipients = Enum.uniq(recipients)
{recipients, followers} = convert_followers_in_recipients(recipients)
{recipients, members} = convert_members_in_recipients(recipients)

76
lib/federation/activity_pub/audience.ex
View file

@ -7,6 +7,7 @@ defmodule Mobilizon.Federation.ActivityPub.Audience do
alias Mobilizon.Actors.{Actor, Member}
alias Mobilizon.Discussions.{Comment, Discussion}
alias Mobilizon.Events.{Event, Participant}
alias Mobilizon.Posts.Post
alias Mobilizon.Share
alias Mobilizon.Storage.Repo
@ -64,10 +65,6 @@ defmodule Mobilizon.Federation.ActivityPub.Audience do
{mentions, []}
end
# def get_addressed_actors(_, to) when is_list(to) do
# Actors.get(to)
# end
def get_addressed_actors(mentioned_users, _), do: mentioned_users
def calculate_to_and_cc_from_mentions(
@ -79,9 +76,8 @@ defmodule Mobilizon.Federation.ActivityPub.Audience do
end
def calculate_to_and_cc_from_mentions(%Comment{} = comment) do
with mentioned_actors <- Enum.map(comment.mentions, &process_mention/1),
addressed_actors <- get_addressed_actors(mentioned_actors, nil),
{to, cc} <- get_to_and_cc(comment.actor, addressed_actors, comment.visibility),
with {to, cc} <-
extract_actors_from_mentions(comment.mentions, comment.actor, comment.visibility),
{to, cc} <- {Enum.uniq(to ++ add_in_reply_to(comment.in_reply_to_comment)), cc},
{to, cc} <- {Enum.uniq(to ++ add_event_author(comment.event)), cc},
{to, cc} <-
@ -101,32 +97,45 @@ defmodule Mobilizon.Federation.ActivityPub.Audience do
end
end
def calculate_to_and_cc_from_mentions(%Event{
attributed_to: %Actor{members_url: members_url},
visibility: visibility
}) do
def calculate_to_and_cc_from_mentions(
%Event{
attributed_to: %Actor{members_url: members_url},
visibility: visibility
} = event
) do
%{"to" => to, "cc" => cc} = extract_actors_from_event(event)
case visibility do
:public ->
%{"to" => [members_url, @ap_public], "cc" => []}
%{"to" => [@ap_public, members_url] ++ to, "cc" => [] ++ cc}
:unlisted ->
%{"to" => [members_url], "cc" => [@ap_public]}
%{"to" => [members_url] ++ to, "cc" => [@ap_public] ++ cc}
:private ->
# Private is restricted to only the members
%{"to" => [members_url], "cc" => []}
end
end
def calculate_to_and_cc_from_mentions(%Event{} = event) do
with mentioned_actors <- Enum.map(event.mentions, &process_mention/1),
addressed_actors <- get_addressed_actors(mentioned_actors, nil),
{to, cc} <- get_to_and_cc(event.organizer_actor, addressed_actors, event.visibility),
{to, cc} <-
{to,
Enum.uniq(
cc ++ add_comments_authors(event.comments) ++ add_shares_actors_followers(event.url)
)} do
%{"to" => to, "cc" => cc}
extract_actors_from_event(event)
end
def calculate_to_and_cc_from_mentions(%Post{
attributed_to: %Actor{members_url: members_url},
visibility: visibility
}) do
case visibility do
:public ->
%{"to" => [@ap_public, members_url], "cc" => []}
:unlisted ->
%{"to" => [members_url], "cc" => [@ap_public]}
:private ->
# Private is restricted to only the members
%{"to" => [members_url], "cc" => []}
end
end
@ -211,4 +220,27 @@ defmodule Mobilizon.Federation.ActivityPub.Audience do
url
end
end
@spec extract_actors_from_mentions(list(), Actor.t(), atom()) :: {list(), list()}
defp extract_actors_from_mentions(mentions, actor, visibility) do
with mentioned_actors <- Enum.map(mentions, &process_mention/1),
addressed_actors <- get_addressed_actors(mentioned_actors, nil) do
get_to_and_cc(actor, addressed_actors, visibility)
end
end
defp extract_actors_from_event(%Event{} = event) do
with {to, cc} <-
extract_actors_from_mentions(event.mentions, event.organizer_actor, event.visibility),
{to, cc} <-
{to,
Enum.uniq(
cc ++ add_comments_authors(event.comments) ++ add_shares_actors_followers(event.url)
)} do
%{"to" => to, "cc" => cc}
else
_ ->
%{"to" => [], "cc" => []}
end
end
end

23
lib/federation/activity_pub/types/posts.ex
View file

@ -2,6 +2,7 @@ defmodule Mobilizon.Federation.ActivityPub.Types.Posts do
@moduledoc false
alias Mobilizon.{Actors, Posts, Tombstone}
alias Mobilizon.Actors.Actor
alias Mobilizon.Federation.ActivityPub.Audience
alias Mobilizon.Federation.ActivityPub.Types.Entity
alias Mobilizon.Federation.ActivityStream.Converter.Utils, as: ConverterUtils
alias Mobilizon.Federation.ActivityStream.Convertible
@ -19,15 +20,11 @@ defmodule Mobilizon.Federation.ActivityPub.Types.Posts do
{:ok, %Post{attributed_to_id: group_id, author_id: creator_id} = post} <-
Posts.create_post(args),
{:ok, %Actor{} = group} <- Actors.get_group_by_actor_id(group_id),
%Actor{url: creator_url} = creator <- Actors.get_actor(creator_id),
%Actor{} = creator <- Actors.get_actor(creator_id),
post_as_data <-
Convertible.model_to_as(%{post | attributed_to: group, author: creator}),
audience <- %{
"to" => [group.members_url],
"cc" => [],
"actor" => creator_url,
"attributedTo" => [creator_url]
} do
audience <-
Audience.calculate_to_and_cc_from_mentions(post) do
create_data = make_create_data(post_as_data, Map.merge(audience, additional))
{:ok, post, create_data}
@ -44,16 +41,12 @@ defmodule Mobilizon.Federation.ActivityPub.Types.Posts do
{:ok, %Post{attributed_to_id: group_id, author_id: creator_id} = post} <-
Posts.update_post(post, args),
{:ok, true} <- Cachex.del(:activity_pub, "post_#{post.slug}"),
{:ok, %Actor{url: group_url} = group} <- Actors.get_group_by_actor_id(group_id),
%Actor{url: creator_url} = creator <- Actors.get_actor(creator_id),
{:ok, %Actor{} = group} <- Actors.get_group_by_actor_id(group_id),
%Actor{} = creator <- Actors.get_actor(creator_id),
post_as_data <-
Convertible.model_to_as(%{post | attributed_to: group, author: creator}),
audience <- %{
"to" => [group.members_url],
"cc" => [],
"actor" => creator_url,
"attributedTo" => [group_url]
} do
audience <-
Audience.calculate_to_and_cc_from_mentions(post) do
update_data = make_update_data(post_as_data, Map.merge(audience, additional))
{:ok, post, update_data}

6
lib/federation/activity_pub/utils.ex
View file

@ -127,7 +127,7 @@ defmodule Mobilizon.Federation.ActivityPub.Utils do
def maybe_relay_if_group_activity(activity, attributed_to \\ nil)
def maybe_relay_if_group_activity(
%Activity{local: false, data: %{"object" => object}},
%Activity{data: %{"object" => object}},
_attributed_to
)
when is_map(object) do
@ -136,7 +136,7 @@ defmodule Mobilizon.Federation.ActivityPub.Utils do
# When doing a delete the object is just an AP ID string, so we pass the attributed_to actor as well
def maybe_relay_if_group_activity(
%Activity{local: false, data: %{"object" => object}},
%Activity{data: %{"object" => object}},
%Actor{url: attributed_to_url}
)
when is_binary(object) do
@ -421,7 +421,7 @@ defmodule Mobilizon.Federation.ActivityPub.Utils do
["https://www.w3.org/ns/activitystreams#Public"]}
else
if actor_type == :Group do
{[actor.members_url], []}
{[actor.followers_url, actor.members_url], []}
else
{[actor.followers_url], []}
end

18
lib/federation/activity_stream/converter/event.ex
View file

@ -94,18 +94,13 @@ defmodule Mobilizon.Federation.ActivityStream.Converter.Event do
to =
if event.visibility == :public,
do: ["https://www.w3.org/ns/activitystreams#Public"],
else: [event.organizer_actor.followers_url]
else: [attributed_to_or_default(event).followers_url]
%{
"type" => "Event",
"to" => to,
"cc" => [],
"attributedTo" =>
if(is_nil(event.attributed_to) or not Ecto.assoc_loaded?(event.attributed_to),
do: nil,
else: event.attributed_to.url
) ||
event.organizer_actor.url,
"attributedTo" => attributed_to_or_default(event).url,
"name" => event.title,
"actor" =>
if(Ecto.assoc_loaded?(event.organizer_actor), do: event.organizer_actor.url, else: nil),
@ -135,6 +130,15 @@ defmodule Mobilizon.Federation.ActivityStream.Converter.Event do
|> maybe_add_inline_media(event)
end
@spec attributed_to_or_default(Event.t()) :: Actor.t()
defp attributed_to_or_default(event) do
if(is_nil(event.attributed_to) or not Ecto.assoc_loaded?(event.attributed_to),
do: nil,
else: event.attributed_to
) ||
event.organizer_actor
end
# Get only elements that we have in EventOptions
@spec get_options(map) :: map
defp get_options(object) do

12
lib/federation/activity_stream/converter/post.ex
View file

@ -34,10 +34,20 @@ defmodule Mobilizon.Federation.ActivityStream.Converter.Post do
@impl Converter
@spec model_to_as(Post.t()) :: map
def model_to_as(
%Post{author: %Actor{url: actor_url}, attributed_to: %Actor{url: creator_url}} = post
%Post{
author: %Actor{url: actor_url},
attributed_to: %Actor{url: creator_url, followers_url: followers_url}
} = post
) do
to =
if post.visibility == :public,
do: ["https://www.w3.org/ns/activitystreams#Public"],
else: [followers_url]
%{
"type" => "Article",
"to" => to,
"cc" => [],
"actor" => actor_url,
"id" => post.url,
"name" => post.title,