akkoma/lib/pleroma/web/api_spec/scopes/compiler.ex
2023-05-02 16:32:10 -04:00

82 lines
1.8 KiB
Elixir

# Pleroma: A lightweight social networking server
# Copyright © 2017-2023 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.ApiSpec.Scopes.Compiler do
defmacro __before_compile__(_env) do
strings = __MODULE__.extract_all_scopes()
quote do
def placeholder do
unquote do
Enum.map(
strings,
fn string ->
quote do
Pleroma.Web.Gettext.dgettext_noop(
"oauth_scopes",
unquote(string)
)
end
end
)
end
end
end
end
def extract_all_scopes do
extract_all_scopes_from(Pleroma.Web.ApiSpec.spec())
end
def extract_all_scopes_from(specs) do
specs.paths
|> Enum.reduce([], fn
{_path, %{} = path_item}, acc ->
extract_routes(path_item)
|> Enum.flat_map(fn operation -> process_operation(operation) end)
|> Kernel.++(acc)
{_, _}, acc ->
acc
end)
|> Enum.uniq()
end
defp extract_routes(path_item) do
path_item
|> Map.from_struct()
|> Enum.map(fn {_method, path_item} -> path_item end)
|> Enum.filter(fn
%OpenApiSpex.Operation{} = _operation -> true
_ -> false
end)
end
defp process_operation(operation) do
operation.security
|> Kernel.||([])
|> Enum.flat_map(fn
%{"oAuth" => scopes} -> process_scopes(scopes)
_ -> []
end)
end
defp process_scopes(scopes) do
scopes
|> Enum.flat_map(fn scope ->
process_scope(scope)
end)
end
def process_scope(scope) do
hierarchy = String.split(scope, ":")
{_, list} =
Enum.reduce(hierarchy, {"", []}, fn comp, {cur, list} ->
{cur <> comp <> ":", [cur <> comp | list]}
end)
list
end
end