mobilizon.chapril.org-mobil.../lib/web/controllers/feed_controller.ex

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Elixir
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2020-01-26 21:36:50 +01:00
defmodule Mobilizon.Web.FeedController do
@moduledoc """
Controller to serve RSS, ATOM and iCal Feeds
"""
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use Mobilizon.Web, :controller
plug(:put_layout, false)
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action_fallback(Mobilizon.Web.FallbackController)
alias Mobilizon.Config
def instance(conn, %{"format" => format}) do
if Config.get([:instance, :enable_instance_feeds], false) do
return_data(conn, format, "instance", Config.instance_name())
else
send_resp(conn, 401, "Instance feeds are not enabled.")
end
end
def actor(conn, %{"format" => format, "name" => name}) do
return_data(conn, format, "actor_" <> name, name)
end
def actor(_conn, _) do
{:error, :not_found}
end
def event(conn, %{"uuid" => uuid, "format" => "ics"}) do
return_data(conn, "ics", "event_" <> uuid, "event")
end
def event(_conn, _) do
{:error, :not_found}
end
def going(conn, %{"token" => token, "format" => format}) do
return_data(conn, format, "token_" <> token, "events")
end
def going(_conn, _) do
{:error, :not_found}
end
defp return_data(conn, "atom", type, filename) do
case Cachex.fetch(:feed, type) do
{status, data} when status in [:commit, :ok] ->
conn
|> put_resp_content_type("application/atom+xml")
|> put_resp_header(
"content-disposition",
"attachment; filename=\"#{filename}.atom\""
)
|> send_resp(200, data)
_err ->
{:error, :not_found}
end
end
defp return_data(conn, "ics", type, filename) do
case Cachex.fetch(:ics, type) do
{status, data} when status in [:commit, :ok] ->
conn
|> put_resp_content_type("text/calendar")
|> put_resp_header(
"content-disposition",
"attachment; filename=\"#{filename}.ics\""
)
|> send_resp(200, data)
_ ->
{:error, :not_found}
end
end
defp return_data(_conn, _, _, _) do
{:error, :not_found}
end
end