debianize-mobilizon/lib/mobilizon_web/cache/activity_pub.ex

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defmodule MobilizonWeb.Cache.ActivityPub do
@moduledoc """
The ActivityPub related functions.
"""
alias Mobilizon.{Actors, Events, Service}
alias Mobilizon.Actors.Actor
alias Mobilizon.Events.{Comment, Event}
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alias Service.ActivityPub
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@cache :activity_pub
@doc """
Gets a local actor by username.
"""
@spec get_local_actor_by_name(String.t()) ::
{:commit, Actor.t()} | {:ignore, nil}
def get_local_actor_by_name(name) do
Cachex.fetch(@cache, "actor_" <> name, fn "actor_" <> name ->
case Actors.get_local_actor_by_name(name) do
%Actor{} = actor ->
{:commit, actor}
nil ->
{:ignore, nil}
end
end)
end
@doc """
Gets a public event by its UUID, with all associations loaded.
"""
@spec get_public_event_by_uuid_with_preload(String.t()) ::
{:commit, Event.t()} | {:ignore, nil}
def get_public_event_by_uuid_with_preload(uuid) do
Cachex.fetch(@cache, "event_" <> uuid, fn "event_" <> uuid ->
case Events.get_public_event_by_uuid_with_preload(uuid) do
%Event{} = event ->
{:commit, event}
nil ->
{:ignore, nil}
end
end)
end
@doc """
Gets a comment by its UUID, with all associations loaded.
"""
@spec get_comment_by_uuid_with_preload(String.t()) ::
{:commit, Comment.t()} | {:ignore, nil}
def get_comment_by_uuid_with_preload(uuid) do
Cachex.fetch(@cache, "comment_" <> uuid, fn "comment_" <> uuid ->
case Events.get_comment_from_uuid_with_preload(uuid) do
%Comment{} = comment ->
{:commit, comment}
nil ->
{:ignore, nil}
end
end)
end
@doc """
Gets a relay.
"""
@spec get_relay :: {:commit, Actor.t()} | {:ignore, nil}
def get_relay do
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Cachex.fetch(@cache, "relay_actor", &ActivityPub.Relay.get_actor/0)
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end
end