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Redirect properly to correct endpoint depending on content-type

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Signed-off-by: Thomas Citharel <tcit@tcit.fr>
This commit is contained in:
Thomas Citharel
2019-03-04 17:20:18 +01:00
parent 634157eb4b
commit 66e67aa816
12 changed files with 237 additions and 70 deletions
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88
lib/mobilizon_web/controllers/activity_pub_controller.ex
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@@ -16,101 +16,55 @@ defmodule MobilizonWeb.ActivityPubController do
action_fallback(:errors)
@activity_pub_headers [
"application/activity+json",
"application/activity+json, application/ld+json"
]
@doc """
Show an Actor's ActivityPub representation
Renders an Actor ActivityPub's representation
"""
@spec actor(Plug.Conn.t(), map()) :: Plug.Conn.t()
@spec actor(Plug.Conn.t(), String.t()) :: Plug.Conn.t()
def actor(conn, %{"name" => name}) do
if conn |> get_req_header("accept") |> is_ap_header() do
render_cached_actor(conn, name)
else
with {status, %Actor{} = actor} when status in [:ok, :commit] <-
Actors.get_cached_local_actor_by_name(name) do
conn
|> put_resp_content_type("text/html")
|> send_file(200, "priv/static/index.html")
end
end
@spec render_cached_actor(Plug.Conn.t(), String.t()) :: Plug.Conn.t()
defp render_cached_actor(conn, name) do
case Cachex.fetch(:activity_pub, "actor_" <> name, &get_local_actor_by_name/1) do
{status, %Actor{} = actor} when status in [:ok, :commit] ->
conn
|> put_resp_header("content-type", "application/activity+json")
|> json(ActorView.render("actor.json", %{actor: actor}))
|> put_resp_header("content-type", "application/activity+json")
|> json(ActorView.render("actor.json", %{actor: actor}))
else
{:ignore, _} ->
{:error, :not_found}
end
end
defp get_local_actor_by_name("actor_" <> name) do
case Actors.get_local_actor_by_name(name) do
nil -> {:ignore, nil}
%Actor{} = actor -> {:commit, actor}
end
end
# Test if the request has an AP header
defp is_ap_header(ap_headers) do
length(@activity_pub_headers -- ap_headers) < 2
end
@doc """
Renders an Event ActivityPub's representation
"""
@spec event(Plug.Conn.t(), map()) :: Plug.Conn.t()
def event(conn, %{"uuid" => uuid}) do
case Cachex.fetch(:activity_pub, "event_" <> uuid, &get_event_full_by_uuid/1) do
{status, %Event{} = event} when status in [:ok, :commit] ->
conn
|> put_resp_header("content-type", "application/activity+json")
|> json(ObjectView.render("event.json", %{event: event |> Utils.make_event_data()}))
with {status, %Event{}} = event when status in [:ok, :commit] <-
Events.get_cached_event_full_by_uuid(uuid),
true <- event.visibility in [:public, :unlisted] do
conn
|> put_resp_header("content-type", "application/activity+json")
|> json(ObjectView.render("event.json", %{event: event |> Utils.make_event_data()}))
else
{:ignore, _} ->
{:error, :not_found}
end
end
defp get_event_full_by_uuid("event_" <> uuid) do
with %Event{} = event <- Events.get_event_full_by_uuid(uuid),
true <- event.visibility in [:public, :unlisted] do
{:commit, event}
else
_ -> {:ignore, nil}
end
end
@doc """
Renders a Comment ActivityPub's representation
"""
@spec comment(Plug.Conn.t(), map()) :: Plug.Conn.t()
def comment(conn, %{"uuid" => uuid}) do
case Cachex.fetch(:activity_pub, "comment_" <> uuid, &get_comment_full_by_uuid/1) do
{status, %Comment{} = comment} when status in [:ok, :commit] ->
conn
|> put_resp_header("content-type", "application/activity+json")
|> json(
ObjectView.render("comment.json", %{comment: comment |> Utils.make_comment_data()})
)
{:ignore, _} ->
{:error, :not_found}
end
end
defp get_comment_full_by_uuid("comment_" <> uuid) do
with %Comment{} = comment <- Events.get_comment_full_from_uuid(uuid) do
with {status, %Comment{} = comment} when status in [:ok, :commit] <-
Events.get_cached_comment_full_by_uuid(uuid) do
# Comments are always public for now
# TODO : Make comments maybe restricted
# true <- comment.public do
{:commit, comment}
conn
|> put_resp_header("content-type", "application/activity+json")
|> json(ObjectView.render("comment.json", %{comment: comment |> Utils.make_comment_data()}))
else
_ -> {:ignore, nil}
{:ignore, _} ->
{:error, :not_found}
end
end