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Refactor Mobilizon.Federation.ActivityPub and add typespecs

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Signed-off-by: Thomas Citharel <tcit@tcit.fr>
This commit is contained in:
Thomas Citharel
2021-09-28 19:40:37 +02:00
parent 41f086e2c9
commit b5d9b82bdd
125 changed files with 2497 additions and 1673 deletions
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908
lib/federation/activity_pub/activity_pub.ex
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@@ -12,64 +12,34 @@ defmodule Mobilizon.Federation.ActivityPub do
alias Mobilizon.{
Actors,
Config,
Discussions,
Events,
Posts,
Resources,
Share,
Users
Resources
}
alias Mobilizon.Actors.{Actor, Follower, Member}
alias Mobilizon.Actors.Actor
alias Mobilizon.Discussions.Comment
alias Mobilizon.Events.{Event, Participant}
alias Mobilizon.Events.Event
alias Mobilizon.Tombstone
alias Mobilizon.Federation.ActivityPub.{
Activity,
Audience,
Federator,
Fetcher,
Preloader,
Refresher,
Relay,
Transmogrifier,
Types,
Visibility
Relay
}
alias Mobilizon.Federation.ActivityPub.Actor, as: ActivityPubActor
alias Mobilizon.Federation.ActivityPub.Types.{Entity, Managable, Ownable}
alias Mobilizon.Federation.ActivityStream.Convertible
alias Mobilizon.Federation.HTTPSignatures.Signature
alias Mobilizon.Service.Notifications.Scheduler
alias Mobilizon.Storage.Page
alias Mobilizon.Web.Endpoint
alias Mobilizon.Web.Email.{Admin, Group, Mailer}
require Logger
@public_ap_adress "https://www.w3.org/ns/activitystreams#Public"
# Wraps an object into an activity
@spec create_activity(map(), boolean()) :: {:ok, Activity.t()}
defp create_activity(map, local) when is_map(map) do
with map <- lazy_put_activity_defaults(map) do
{:ok,
%Activity{
data: map,
local: local,
actor: map["actor"],
recipients: get_recipients(map)
}}
end
end
@doc """
Fetch an object from an URL, from our local database of events and comments, then eventually remote
"""
@@ -79,33 +49,32 @@ defmodule Mobilizon.Federation.ActivityPub do
def fetch_object_from_url(url, options \\ []) do
Logger.info("Fetching object from url #{url}")
with {:not_http, true} <- {:not_http, String.starts_with?(url, "http")},
{:existing, nil} <-
{:existing, Tombstone.find_tombstone(url)},
{:existing, nil} <- {:existing, Events.get_event_by_url(url)},
{:existing, nil} <-
{:existing, Discussions.get_discussion_by_url(url)},
{:existing, nil} <- {:existing, Discussions.get_comment_from_url(url)},
{:existing, nil} <- {:existing, Resources.get_resource_by_url(url)},
{:existing, nil} <- {:existing, Posts.get_post_by_url(url)},
{:existing, nil} <-
{:existing, Actors.get_actor_by_url_2(url)},
{:existing, nil} <- {:existing, Actors.get_member_by_url(url)},
:ok <- Logger.info("Data for URL not found anywhere, going to fetch it"),
{:ok, _activity, entity} <- Fetcher.fetch_and_create(url, options) do
Logger.debug("Going to preload the new entity")
Preloader.maybe_preload(entity)
if String.starts_with?(url, "http") do
with {:existing, nil} <-
{:existing, Tombstone.find_tombstone(url)},
{:existing, nil} <- {:existing, Events.get_event_by_url(url)},
{:existing, nil} <-
{:existing, Discussions.get_discussion_by_url(url)},
{:existing, nil} <- {:existing, Discussions.get_comment_from_url(url)},
{:existing, nil} <- {:existing, Resources.get_resource_by_url(url)},
{:existing, nil} <- {:existing, Posts.get_post_by_url(url)},
{:existing, nil} <-
{:existing, Actors.get_actor_by_url_2(url)},
{:existing, nil} <- {:existing, Actors.get_member_by_url(url)},
:ok <- Logger.info("Data for URL not found anywhere, going to fetch it"),
{:ok, _activity, entity} <- Fetcher.fetch_and_create(url, options) do
Logger.debug("Going to preload the new entity")
Preloader.maybe_preload(entity)
else
{:existing, entity} ->
handle_existing_entity(url, entity, options)
{:error, e} ->
Logger.warn("Something failed while fetching url #{url} #{inspect(e)}")
{:error, e}
end
else
{:existing, entity} ->
handle_existing_entity(url, entity, options)
{:error, e} ->
Logger.warn("Something failed while fetching url #{url} #{inspect(e)}")
{:error, e}
e ->
Logger.warn("Something failed while fetching url #{url} #{inspect(e)}")
{:error, e}
{:error, :url_not_http}
end
end
@@ -132,7 +101,7 @@ defmodule Mobilizon.Federation.ActivityPub do
end
@spec refresh_entity(String.t(), struct(), Keyword.t()) ::
{:ok, struct()} | {:error, atom(), struct()} | {:error, String.t()}
{:ok, struct()} | {:error, atom(), struct()} | {:error, atom()}
defp refresh_entity(url, entity, options) do
force_fetch = Keyword.get(options, :force, false)
@@ -149,609 +118,14 @@ defmodule Mobilizon.Federation.ActivityPub do
{:error, :http_not_found} ->
{:error, :http_not_found, entity}
{:error, "Object origin check failed"} ->
{:error, "Object origin check failed"}
end
else
{:ok, entity}
end
end
@doc """
Create an activity of type `Create`
* Creates the object, which returns AS data
* Wraps ActivityStreams data into a `Create` activity
* Creates an `Mobilizon.Federation.ActivityPub.Activity` from this
* Federates (asynchronously) the activity
* Returns the activity
"""
@spec create(atom(), map(), boolean, map()) :: {:ok, Activity.t(), Entity.entities()} | any()
def create(type, args, local \\ false, additional \\ %{}) do
Logger.debug("creating an activity")
Logger.debug(inspect(args))
with {:tombstone, nil} <- {:tombstone, check_for_tombstones(args)},
{:ok, entity, create_data} <-
(case type do
:event -> Types.Events.create(args, additional)
:comment -> Types.Comments.create(args, additional)
:discussion -> Types.Discussions.create(args, additional)
:actor -> Types.Actors.create(args, additional)
:todo_list -> Types.TodoLists.create(args, additional)
:todo -> Types.Todos.create(args, additional)
:resource -> Types.Resources.create(args, additional)
:post -> Types.Posts.create(args, additional)
end),
{:ok, activity} <- create_activity(create_data, local),
:ok <- maybe_federate(activity),
:ok <- maybe_relay_if_group_activity(activity) do
{:ok, activity, entity}
else
err ->
Logger.error("Something went wrong while creating an activity")
Logger.debug(inspect(err))
err
end
end
@doc """
Create an activity of type `Update`
* Updates the object, which returns AS data
* Wraps ActivityStreams data into a `Update` activity
* Creates an `Mobilizon.Federation.ActivityPub.Activity` from this
* Federates (asynchronously) the activity
* Returns the activity
"""
@spec update(Entity.entities(), map(), boolean, map()) ::
{:ok, Activity.t(), Entity.entities()} | {:error, any()}
def update(old_entity, args, local \\ false, additional \\ %{}) do
Logger.debug("updating an activity")
Logger.debug(inspect(args))
case Managable.update(old_entity, args, additional) do
{:ok, entity, update_data} ->
{:ok, activity} = create_activity(update_data, local)
maybe_federate(activity)
maybe_relay_if_group_activity(activity)
{:ok, activity, entity}
{:error, err} ->
Logger.error("Something went wrong while creating an activity")
Logger.debug(inspect(err))
{:error, err}
end
end
@type acceptable_types :: :join | :follow | :invite
@type acceptable_entities ::
accept_join_entities | accept_follow_entities | accept_invite_entities
@spec accept(acceptable_types, acceptable_entities, boolean, map) ::
{:ok, ActivityStream.t(), acceptable_entities}
def accept(type, entity, local \\ true, additional \\ %{}) do
Logger.debug("We're accepting something")
{:ok, entity, update_data} =
case type do
:join -> accept_join(entity, additional)
:follow -> accept_follow(entity, additional)
:invite -> accept_invite(entity, additional)
end
with {:ok, activity} <- create_activity(update_data, local),
:ok <- maybe_federate(activity),
:ok <- maybe_relay_if_group_activity(activity) do
{:ok, activity, entity}
else
err ->
Logger.error("Something went wrong while creating an activity")
Logger.debug(inspect(err))
err
end
end
@spec reject(acceptable_types, acceptable_entities, boolean, map) ::
{:ok, ActivityStream.t(), acceptable_entities}
def reject(type, entity, local \\ true, additional \\ %{}) do
{:ok, entity, update_data} =
case type do
:join -> reject_join(entity, additional)
:follow -> reject_follow(entity, additional)
:invite -> reject_invite(entity, additional)
end
with {:ok, activity} <- create_activity(update_data, local),
:ok <- maybe_federate(activity),
:ok <- maybe_relay_if_group_activity(activity) do
{:ok, activity, entity}
else
err ->
Logger.error("Something went wrong while creating an activity")
Logger.debug(inspect(err))
err
end
end
@spec announce(Actor.t(), ActivityStream.t(), String.t() | nil, boolean, boolean) ::
{:ok, Activity.t(), ActivityStream.t()} | {:error, any()}
def announce(
%Actor{} = actor,
object,
activity_id \\ nil,
local \\ true,
public \\ true
) do
with {:ok, %Actor{id: object_owner_actor_id}} <-
ActivityPubActor.get_or_fetch_actor_by_url(object["actor"]),
{:ok, %Share{} = _share} <- Share.create(object["id"], actor.id, object_owner_actor_id),
announce_data <- make_announce_data(actor, object, activity_id, public),
{:ok, activity} <- create_activity(announce_data, local),
:ok <- maybe_federate(activity) do
{:ok, activity, object}
else
error ->
{:error, error}
end
end
@spec unannounce(Actor.t(), ActivityStream.t(), String.t() | nil, String.t() | nil, boolean) ::
{:ok, Activity.t(), ActivityStream.t()}
def unannounce(
%Actor{} = actor,
object,
activity_id \\ nil,
cancelled_activity_id \\ nil,
local \\ true
) do
with announce_activity <- make_announce_data(actor, object, cancelled_activity_id),
unannounce_data <- make_unannounce_data(actor, announce_activity, activity_id),
{:ok, unannounce_activity} <- create_activity(unannounce_data, local),
:ok <- maybe_federate(unannounce_activity) do
{:ok, unannounce_activity, object}
else
_e -> {:ok, object}
end
end
@doc """
Make an actor follow another
"""
@spec follow(Actor.t(), Actor.t(), String.t() | nil, boolean, map) ::
{:ok, Activity.t(), Follower.t()} | {:error, atom | Ecto.Changeset.t() | String.t()}
def follow(
%Actor{} = follower,
%Actor{} = followed,
activity_id \\ nil,
local \\ true,
additional \\ %{}
) do
if followed.id != follower.id do
case Types.Actors.follow(
follower,
followed,
local,
Map.merge(additional, %{"activity_id" => activity_id})
) do
{:ok, activity_data, %Follower{} = follower} ->
{:ok, activity} = create_activity(activity_data, local)
maybe_federate(activity)
{:ok, activity, follower}
{:error, err} ->
{:error, err}
end
else
{:error, "Can't follow yourself"}
{:ok, entity}
end
end
@doc """
Make an actor unfollow another
"""
@spec unfollow(Actor.t(), Actor.t(), String.t() | nil, boolean()) ::
{:ok, Activity.t(), Follower.t()} | {:error, String.t()}
def unfollow(%Actor{} = follower, %Actor{} = followed, activity_id \\ nil, local \\ true) do
with {:ok, %Follower{id: follow_id} = follow} <- Actors.unfollow(followed, follower),
# We recreate the follow activity
follow_as_data <-
Convertible.model_to_as(%{follow | actor: follower, target_actor: followed}),
{:ok, follow_activity} <- create_activity(follow_as_data, local),
activity_unfollow_id <-
activity_id || "#{Endpoint.url()}/unfollow/#{follow_id}/activity",
unfollow_data <-
make_unfollow_data(follower, followed, follow_activity, activity_unfollow_id),
{:ok, activity} <- create_activity(unfollow_data, local),
:ok <- maybe_federate(activity) do
{:ok, activity, follow}
else
err ->
Logger.debug("Error while unfollowing an actor #{inspect(err)}")
err
end
end
@spec delete(Entity.t(), Actor.t(), boolean, map) :: {:ok, Activity.t(), Entity.t()}
def delete(object, actor, local \\ true, additional \\ %{}) do
with {:ok, activity_data, actor, object} <-
Managable.delete(object, actor, local, additional),
group <- Ownable.group_actor(object),
:ok <- check_for_actor_key_rotation(actor),
{:ok, activity} <- create_activity(activity_data, local),
:ok <- maybe_federate(activity),
:ok <- maybe_relay_if_group_activity(activity, group) do
{:ok, activity, object}
end
end
@spec join(Event.t(), Actor.t(), boolean, map) ::
{:ok, Activity.t(), Participant.t()} | {:error, :maximum_attendee_capacity}
@spec join(Actor.t(), Actor.t(), boolean, map) :: {:ok, Activity.t(), Member.t()}
def join(entity_to_join, actor_joining, local \\ true, additional \\ %{})
def join(%Event{} = event, %Actor{} = actor, local, additional) do
case Types.Events.join(event, actor, local, additional) do
{:ok, activity_data, participant} ->
{:ok, activity} = create_activity(activity_data, local)
maybe_federate(activity)
{:ok, activity, participant}
{:error, :maximum_attendee_capacity_reached} ->
{:error, :maximum_attendee_capacity_reached}
{:accept, accept} ->
accept
end
end
def join(%Actor{type: :Group} = group, %Actor{} = actor, local, additional) do
with {:ok, activity_data, %Member{} = member} <-
Types.Actors.join(group, actor, local, additional),
{:ok, activity} <- create_activity(activity_data, local),
:ok <- maybe_federate(activity) do
{:ok, activity, member}
else
{:accept, accept} ->
accept
end
end
@spec leave(Event.t(), Actor.t(), boolean, map) ::
{:ok, Activity.t(), Participant.t()}
| {:error, :is_only_organizer | :participant_not_found | Ecto.Changeset.t()}
@spec leave(Actor.t(), Actor.t(), boolean, map) :: {:ok, Activity.t(), Member.t()}
def leave(object, actor, local \\ true, additional \\ %{})
@doc """
Leave an event or a group
"""
def leave(
%Event{id: event_id, url: event_url} = _event,
%Actor{id: actor_id, url: actor_url} = _actor,
local,
additional
) do
if Participant.is_not_only_organizer(event_id, actor_id) do
{:error, :is_only_organizer}
else
case Mobilizon.Events.get_participant(
event_id,
actor_id,
Map.get(additional, :metadata, %{})
) do
{:ok, %Participant{} = participant} ->
case Events.delete_participant(participant) do
{:ok, %{participant: %Participant{} = participant}} ->
leave_data = %{
"type" => "Leave",
# If it's an exclusion it should be something else
"actor" => actor_url,
"object" => event_url,
"id" => "#{Endpoint.url()}/leave/event/#{participant.id}"
}
audience = Audience.get_audience(participant)
{:ok, activity} = create_activity(Map.merge(leave_data, audience), local)
maybe_federate(activity)
{:ok, activity, participant}
{:error, _type, %Ecto.Changeset{} = err, _} ->
{:error, err}
end
{:error, :participant_not_found} ->
{:error, :participant_not_found}
end
end
end
def leave(
%Actor{type: :Group, id: group_id, url: group_url, members_url: group_members_url},
%Actor{id: actor_id, url: actor_url},
local,
additional
) do
with {:member, {:ok, %Member{id: member_id} = member}} <-
{:member, Actors.get_member(actor_id, group_id)},
{:is_not_only_admin, true} <-
{:is_not_only_admin,
Map.get(additional, :force_member_removal, false) ||
!Actors.is_only_administrator?(member_id, group_id)},
{:delete, {:ok, %Member{} = member}} <- {:delete, Actors.delete_member(member)},
Mobilizon.Service.Activity.Member.insert_activity(member, subject: "member_quit"),
leave_data <- %{
"to" => [group_members_url],
"cc" => [group_url],
"attributedTo" => group_url,
"type" => "Leave",
"actor" => actor_url,
"object" => group_url
},
{:ok, activity} <- create_activity(leave_data, local),
:ok <- maybe_federate(activity),
:ok <- maybe_relay_if_group_activity(activity) do
{:ok, activity, member}
end
end
@spec remove(Member.t(), Actor.t(), Actor.t(), boolean, map) :: {:ok, Activity.t(), Member.t()}
def remove(
%Member{} = member,
%Actor{type: :Group, url: group_url, members_url: group_members_url},
%Actor{url: moderator_url} = moderator,
local,
_additional \\ %{}
) do
with {:ok, %Member{id: member_id}} <- Actors.update_member(member, %{role: :rejected}),
%Member{} = member <- Actors.get_member(member_id),
{:ok, _} <-
Mobilizon.Service.Activity.Member.insert_activity(member,
moderator: moderator,
subject: "member_removed"
),
:ok <- Group.send_notification_to_removed_member(member),
remove_data <- %{
"to" => [group_members_url],
"type" => "Remove",
"actor" => moderator_url,
"object" => member.url,
"origin" => group_url
},
{:ok, activity} <- create_activity(remove_data, local),
:ok <- maybe_federate(activity),
:ok <- maybe_relay_if_group_activity(activity) do
{:ok, activity, member}
end
end
@spec invite(Actor.t(), Actor.t(), Actor.t(), boolean, map()) ::
{:ok, map(), Member.t()} | {:error, :member_not_found}
def invite(
%Actor{url: group_url, id: group_id, members_url: members_url} = group,
%Actor{url: actor_url, id: actor_id} = actor,
%Actor{url: target_actor_url, id: target_actor_id} = _target_actor,
local \\ true,
additional \\ %{}
) do
Logger.debug("Handling #{actor_url} invite to #{group_url} sent to #{target_actor_url}")
with {:is_able_to_invite, true} <- {:is_able_to_invite, is_able_to_invite?(actor, group)},
{:ok, %Member{url: member_url} = member} <-
Actors.create_member(%{
parent_id: group_id,
actor_id: target_actor_id,
role: :invited,
invited_by_id: actor_id,
url: Map.get(additional, :url)
}),
{:ok, _} <-
Mobilizon.Service.Activity.Member.insert_activity(member,
moderator: actor,
subject: "member_invited"
),
invite_data <- %{
"type" => "Invite",
"attributedTo" => group_url,
"actor" => actor_url,
"object" => group_url,
"target" => target_actor_url,
"id" => member_url
},
{:ok, activity} <-
create_activity(
invite_data
|> Map.merge(%{"to" => [target_actor_url, members_url], "cc" => [group_url]})
|> Map.merge(additional),
local
),
:ok <- maybe_federate(activity),
:ok <- maybe_relay_if_group_activity(activity),
:ok <- Group.send_invite_to_user(member) do
{:ok, activity, member}
end
end
@spec is_able_to_invite?(Actor.t(), Actor.t()) :: boolean
defp is_able_to_invite?(%Actor{domain: actor_domain, id: actor_id}, %Actor{
domain: group_domain,
id: group_id
}) do
# If the actor comes from the same domain we trust it
if actor_domain == group_domain do
true
else
# If local group, we'll send the invite
case Actors.get_member(actor_id, group_id) do
{:ok, %Member{} = admin_member} ->
Member.is_administrator(admin_member)
_ ->
false
end
end
end
@spec move(:resource, Resource.t(), map, boolean, map) :: {:ok, Activity.t(), Resource.t()}
def move(type, old_entity, args, local \\ false, additional \\ %{}) do
Logger.debug("We're moving something")
Logger.debug(inspect(args))
with {:ok, entity, update_data} <-
(case type do
:resource -> Types.Resources.move(old_entity, args, additional)
end),
{:ok, activity} <- create_activity(update_data, local),
:ok <- maybe_federate(activity) do
{:ok, activity, entity}
else
err ->
Logger.error("Something went wrong while creating a Move activity")
Logger.debug(inspect(err))
err
end
end
@spec flag(map, boolean, map) :: {:ok, Activity.t(), Report.t()}
def flag(args, local \\ false, additional \\ %{}) do
with {report, report_as_data} <- Types.Reports.flag(args, local, additional),
{:ok, activity} <- create_activity(report_as_data, local),
:ok <- maybe_federate(activity) do
Enum.each(Users.list_moderators(), fn moderator ->
moderator
|> Admin.report(report)
|> Mailer.send_email_later()
end)
{:ok, activity, report}
else
err ->
Logger.error("Something went wrong while creating an activity")
Logger.debug(inspect(err))
err
end
end
@spec is_create_activity?(Activity.t()) :: boolean
defp is_create_activity?(%Activity{data: %{"type" => "Create"}}), do: true
defp is_create_activity?(_), do: false
@spec convert_members_in_recipients(list(String.t())) :: {list(String.t()), list(Actor.t())}
defp convert_members_in_recipients(recipients) do
Enum.reduce(recipients, {recipients, []}, fn recipient, {recipients, member_actors} = acc ->
case Actors.get_group_by_members_url(recipient) do
# If the group is local just add external members
%Actor{domain: domain} = group when is_nil(domain) ->
{Enum.filter(recipients, fn recipient -> recipient != group.members_url end),
member_actors ++ Actors.list_external_actors_members_for_group(group)}
# If it's remote add the remote group actor as well
%Actor{} = group ->
{Enum.filter(recipients, fn recipient -> recipient != group.members_url end),
member_actors ++ Actors.list_external_actors_members_for_group(group) ++ [group]}
_ ->
acc
end
end)
end
@spec convert_followers_in_recipients(list(String.t())) :: {list(String.t()), list(String.t())}
defp convert_followers_in_recipients(recipients) do
Enum.reduce(recipients, {recipients, []}, fn recipient, {recipients, follower_actors} = acc ->
case Actors.get_actor_by_followers_url(recipient) do
%Actor{} = group ->
{Enum.filter(recipients, fn recipient -> recipient != group.followers_url end),
follower_actors ++ Actors.list_external_followers_for_actor(group)}
_ ->
acc
end
end)
end
# @spec is_announce_activity?(Activity.t()) :: boolean
# defp is_announce_activity?(%Activity{data: %{"type" => "Announce"}}), do: true
# defp is_announce_activity?(_), do: false
@doc """
Publish an activity to all appropriated audiences inboxes
"""
# credo:disable-for-lines:47
@spec publish(Actor.t(), Activity.t()) :: :ok
def publish(actor, %Activity{recipients: recipients} = activity) do
Logger.debug("Publishing an activity")
Logger.debug(inspect(activity, pretty: true))
public = Visibility.is_public?(activity)
Logger.debug("is public ? #{public}")
if public && is_create_activity?(activity) && Config.get([:instance, :allow_relay]) do
Logger.info(fn -> "Relaying #{activity.data["id"]} out" end)
Relay.publish(activity)
end
recipients = Enum.uniq(recipients)
{recipients, followers} = convert_followers_in_recipients(recipients)
{recipients, members} = convert_members_in_recipients(recipients)
remote_inboxes =
(remote_actors(recipients) ++ followers ++ members)
|> Enum.map(fn actor -> actor.shared_inbox_url || actor.inbox_url end)
|> Enum.uniq()
{:ok, data} = Transmogrifier.prepare_outgoing(activity.data)
json = Jason.encode!(data)
Logger.debug(fn -> "Remote inboxes are : #{inspect(remote_inboxes)}" end)
Enum.each(remote_inboxes, fn inbox ->
Federator.enqueue(:publish_single_ap, %{
inbox: inbox,
json: json,
actor: actor,
id: activity.data["id"]
})
end)
end
@doc """
Publish an activity to a specific inbox
"""
@spec publish_one(%{inbox: String.t(), json: String.t(), actor: Actor.t(), id: String.t()}) ::
Tesla.Env.result()
def publish_one(%{inbox: inbox, json: json, actor: actor, id: id}) do
Logger.info("Federating #{id} to #{inbox}")
%URI{host: host, path: path} = URI.parse(inbox)
digest = Signature.build_digest(json)
date = Signature.generate_date_header()
# request_target = Signature.generate_request_target("POST", path)
signature =
Signature.sign(actor, %{
"(request-target)": "post #{path}",
host: host,
"content-length": byte_size(json),
digest: digest,
date: date
})
Tesla.post(
inbox,
json,
headers: [
{"Content-Type", "application/activity+json"},
{"signature", signature},
{"digest", digest},
{"date", date}
]
)
end
@doc """
Return all public activities (events & comments) for an actor
"""
@@ -802,224 +176,4 @@ defmodule Mobilizon.Federation.ActivityPub do
local: local
}
end
# Get recipients for an activity or object
@spec get_recipients(map()) :: list()
defp get_recipients(data) do
Map.get(data, "to", []) ++ Map.get(data, "cc", [])
end
@spec check_for_tombstones(map()) :: Tombstone.t() | nil
defp check_for_tombstones(%{url: url}), do: Tombstone.find_tombstone(url)
defp check_for_tombstones(_), do: nil
@typep accept_follow_entities :: Follower.t()
@spec accept_follow(Follower.t(), map) :: {:ok, Follower.t(), Activity.t()} | any
defp accept_follow(%Follower{} = follower, additional) do
with {:ok, %Follower{} = follower} <- Actors.update_follower(follower, %{approved: true}),
follower_as_data <- Convertible.model_to_as(follower),
update_data <-
make_accept_join_data(
follower_as_data,
Map.merge(additional, %{
"id" => "#{Endpoint.url()}/accept/follow/#{follower.id}",
"to" => [follower.actor.url],
"cc" => [],
"actor" => follower.target_actor.url
})
) do
{:ok, follower, update_data}
else
err ->
Logger.error("Something went wrong while creating an update activity")
Logger.debug(inspect(err))
err
end
end
@typep accept_join_entities :: Participant.t() | Member.t()
@spec accept_join(Participant.t(), map) :: {:ok, Participant.t(), Activity.t()}
@spec accept_join(Member.t(), map) :: {:ok, Member.t(), Activity.t()}
defp accept_join(%Participant{} = participant, additional) do
with {:ok, %Participant{} = participant} <-
Events.update_participant(participant, %{role: :participant}),
Absinthe.Subscription.publish(Endpoint, participant.actor,
event_person_participation_changed: participant.actor.id
),
{:ok, _} <-
Scheduler.trigger_notifications_for_participant(participant),
participant_as_data <- Convertible.model_to_as(participant),
audience <-
Audience.get_audience(participant),
accept_join_data <-
make_accept_join_data(
participant_as_data,
Map.merge(Map.merge(audience, additional), %{
"id" => "#{Endpoint.url()}/accept/join/#{participant.id}"
})
) do
{:ok, participant, accept_join_data}
else
err ->
Logger.error("Something went wrong while creating an update activity")
Logger.debug(inspect(err))
err
end
end
defp accept_join(%Member{} = member, additional) do
with {:ok, %Member{} = member} <-
Actors.update_member(member, %{role: :member}),
{:ok, _} <-
Mobilizon.Service.Activity.Member.insert_activity(member,
subject: "member_approved"
),
_ <- maybe_refresh_group(member),
Absinthe.Subscription.publish(Endpoint, member.actor,
group_membership_changed: [
Actor.preferred_username_and_domain(member.parent),
member.actor.id
]
),
member_as_data <- Convertible.model_to_as(member),
audience <-
Audience.get_audience(member),
accept_join_data <-
make_accept_join_data(
member_as_data,
Map.merge(Map.merge(audience, additional), %{
"id" => "#{Endpoint.url()}/accept/join/#{member.id}"
})
) do
{:ok, member, accept_join_data}
else
err ->
Logger.error("Something went wrong while creating an update activity")
Logger.debug(inspect(err))
err
end
end
@typep accept_invite_entities :: Member.t()
@spec accept_invite(Member.t(), map()) :: {:ok, Member.t(), Activity.t()} | any
defp accept_invite(
%Member{invited_by_id: invited_by_id, actor_id: actor_id} = member,
_additional
) do
with %Actor{} = inviter <- Actors.get_actor(invited_by_id),
%Actor{url: actor_url} <- Actors.get_actor(actor_id),
{:ok, %Member{id: member_id} = member} <-
Actors.update_member(member, %{role: :member}),
{:ok, _} <-
Mobilizon.Service.Activity.Member.insert_activity(member,
subject: "member_accepted_invitation"
),
_ <- maybe_refresh_group(member),
accept_data <- %{
"type" => "Accept",
"attributedTo" => member.parent.url,
"to" => [inviter.url, member.parent.members_url],
"cc" => [member.parent.url],
"actor" => actor_url,
"object" => Convertible.model_to_as(member),
"id" => "#{Endpoint.url()}/accept/invite/member/#{member_id}"
} do
{:ok, member, accept_data}
end
end
@spec maybe_refresh_group(Member.t()) :: :ok | nil
defp maybe_refresh_group(%Member{
parent: %Actor{domain: parent_domain, url: parent_url},
actor: %Actor{} = actor
}) do
unless is_nil(parent_domain),
do: Refresher.fetch_group(parent_url, actor)
end
@spec reject_join(Participant.t(), map()) :: {:ok, Participant.t(), Activity.t()} | any()
defp reject_join(%Participant{} = participant, additional) do
with {:ok, %Participant{} = participant} <-
Events.update_participant(participant, %{role: :rejected}),
Absinthe.Subscription.publish(Endpoint, participant.actor,
event_person_participation_changed: participant.actor.id
),
participant_as_data <- Convertible.model_to_as(participant),
audience <-
participant
|> Audience.get_audience()
|> Map.merge(additional),
reject_data <- %{
"type" => "Reject",
"object" => participant_as_data
},
update_data <-
reject_data
|> Map.merge(audience)
|> Map.merge(%{
"id" => "#{Endpoint.url()}/reject/join/#{participant.id}"
}) do
{:ok, participant, update_data}
else
err ->
Logger.error("Something went wrong while creating an update activity")
Logger.debug(inspect(err))
err
end
end
@spec reject_follow(Follower.t(), map()) :: {:ok, Follower.t(), Activity.t()} | any()
defp reject_follow(%Follower{} = follower, additional) do
with {:ok, %Follower{} = follower} <- Actors.delete_follower(follower),
follower_as_data <- Convertible.model_to_as(follower),
audience <-
follower.actor |> Audience.get_audience() |> Map.merge(additional),
reject_data <- %{
"to" => [follower.actor.url],
"type" => "Reject",
"actor" => follower.target_actor.url,
"object" => follower_as_data
},
update_data <-
audience
|> Map.merge(reject_data)
|> Map.merge(%{
"id" => "#{Endpoint.url()}/reject/follow/#{follower.id}"
}) do
{:ok, follower, update_data}
else
err ->
Logger.error("Something went wrong while creating an update activity")
Logger.debug(inspect(err))
err
end
end
@spec reject_invite(Member.t(), map()) :: {:ok, Member.t(), Activity.t()} | any
defp reject_invite(
%Member{invited_by_id: invited_by_id, actor_id: actor_id} = member,
_additional
) do
with %Actor{} = inviter <- Actors.get_actor(invited_by_id),
%Actor{url: actor_url} <- Actors.get_actor(actor_id),
{:ok, %Member{url: member_url, id: member_id} = member} <-
Actors.delete_member(member),
Mobilizon.Service.Activity.Member.insert_activity(member,
subject: "member_rejected_invitation"
),
accept_data <- %{
"type" => "Reject",
"actor" => actor_url,
"attributedTo" => member.parent.url,
"to" => [inviter.url, member.parent.members_url],
"cc" => [member.parent.url],
"object" => member_url,
"id" => "#{Endpoint.url()}/reject/invite/member/#{member_id}"
} do
{:ok, member, accept_data}
end
end
end