defmodule Pleroma.Web.Websub.WebsubController do
use Pleroma.Web, :controller
- alias Pleroma.Web.Websub.WebsubServerSubscription
alias Pleroma.{Repo, User}
- alias Pleroma.Web.OStatus
+ alias Pleroma.Web.{Websub, Federator}
+ alias Pleroma.Web.Websub.WebsubClientSubscription
+ require Logger
+
def websub_subscription_request(conn, %{"nickname" => nickname} = params) do
user = User.get_cached_by_nickname(nickname)
- with {:ok, topic} <- valid_topic(params, user),
- {:ok, lease_time} <- lease_time(params),
- secret <- params["hub.secret"]
+ with {:ok, _websub} <- Websub.incoming_subscription_request(user, params)
do
- data = %{
- state: "requested",
- topic: topic,
- secret: secret
- }
-
- change = Ecto.Changeset.change(%WebsubServerSubscription{}, data)
- websub = Repo.insert!(change)
-
- change = Ecto.Changeset.change(websub, %{valid_until: NaiveDateTime.add(websub.inserted_at, lease_time)})
- websub = Repo.update!(change)
-
conn
|> send_resp(202, "Accepted")
else {:error, reason} ->
end
end
- defp lease_time(%{"hub.lease_seconds" => lease_seconds}) do
- {:ok, lease_seconds}
- end
+ # TODO: Extract this into the Websub module
+ def websub_subscription_confirmation(conn, %{"id" => id, "hub.mode" => "subscribe", "hub.challenge" => challenge, "hub.topic" => topic} = params) do
+ Logger.debug("Got WebSub confirmation")
+ Logger.debug(inspect(params))
+ lease_seconds = if params["hub.lease_seconds"] do
+ String.to_integer(params["hub.lease_seconds"])
+ else
+ # Guess 3 days
+ 60 * 60 * 24 * 3
+ end
- defp lease_time(_) do
- {:ok, 60 * 60 * 24 * 3} # three days
+ with %WebsubClientSubscription{} = websub <- Repo.get_by(WebsubClientSubscription, id: id, topic: topic) do
+ valid_until = NaiveDateTime.add(NaiveDateTime.utc_now, lease_seconds)
+ change = Ecto.Changeset.change(websub, %{state: "accepted", valid_until: valid_until})
+ {:ok, _websub} = Repo.update(change)
+ conn
+ |> send_resp(200, challenge)
+ else _e ->
+ conn
+ |> send_resp(500, "Error")
+ end
end
- defp valid_topic(%{"hub.topic" => topic}, user) do
- if topic == OStatus.feed_path(user) do
- {:ok, topic}
- else
- {:error, "Wrong topic requested, expected #{OStatus.feed_path(user)}, got #{topic}"}
+ def websub_incoming(conn, %{"id" => id}) do
+ with "sha1=" <> signature <- hd(get_req_header(conn, "x-hub-signature")),
+ signature <- String.downcase(signature),
+ %WebsubClientSubscription{} = websub <- Repo.get(WebsubClientSubscription, id),
+ {:ok, body, _conn} = read_body(conn),
+ ^signature <- Websub.sign(websub.secret, body) do
+ Federator.enqueue(:incoming_doc, body)
+ conn
+ |> send_resp(200, "OK")
+ else _e ->
+ Logger.debug("Can't handle incoming subscription post")
+ conn
+ |> send_resp(500, "Error")
end
end
end