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# Pleroma: A lightweight social networking server
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.Frontend.DefaultController do
defmacro __using__(_opts) do
quote do
import Pleroma.Frontend, only: [fe_file_path: 1, fe_file_path: 2]
require Logger
def index(conn, _params) do
status = conn.status || 200
{:ok, index_file_path} = fe_file_path("index.html", conn.private[:frontend][:config])
conn
|> put_resp_content_type("text/html")
|> send_file(status, index_file_path)
end
def index_with_meta(conn, params) do
index_with_generated_data(conn, params, [:metadata, :preload])
end
def index_with_preload(conn, params) do
index_with_generated_data(conn, params, [:preload])
end
defp index_with_generated_data(conn, params, generators) do
{:ok, path} = fe_file_path("index.html")
{:ok, index_content} = File.read(path)
generated =
Enum.reduce(generators, "", fn generator, acc ->
acc <> generate_data(conn, params, generator)
end)
response = String.replace(index_content, "<!--server-generated-meta-->", generated)
html(conn, response)
end
def api_not_implemented(conn, _params) do
conn
|> put_status(404)
|> json(%{error: "Not implemented"})
end
def empty(conn, _params) do
conn
|> put_status(204)
|> text("")
end
def fallback(conn, _params) do
conn
|> put_status(404)
|> text("Not found")
end
defp generate_data(conn, params, :preload) do
try do
Pleroma.Web.Preload.build_tags(conn, params)
rescue
e ->
Logger.error(
"Preloading for #{conn.request_path} failed.\n" <>
Exception.format(:error, e, __STACKTRACE__)
)
""
end
end
defp generate_data(conn, params, :metadata) do
try do
Pleroma.Web.Metadata.build_tags(params)
rescue
e ->
Logger.error(
"Metadata rendering for #{conn.request_path} failed.\n" <>
Exception.format(:error, e, __STACKTRACE__)
)
""
end
end
defoverridable index: 2,
index_with_meta: 2,
index_with_preload: 2,
api_not_implemented: 2,
empty: 2,
fallback: 2
end
end
end
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