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Implement safer format parsing

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This commit is contained in:
Claudio Ortolina
2024-10-14 10:52:42 +01:00
parent e0095909eb
commit f2959081ba
1 changed files with 6 additions and 1 deletions
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lib/music_library/records/search_parser.ex
+6 -1
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@@ -34,7 +34,7 @@ defmodule MusicLibrary.Records.SearchParser do
Ecto.Enum.dump_values(MusicLibrary.Records.Record, :format) Ecto.Enum.dump_values(MusicLibrary.Records.Record, :format)
|> Enum.map(&string/1) |> Enum.map(&string/1)
|> choice() |> choice()
|> map({String, :to_existing_atom, []}) |> map({__MODULE__, :resolve_format, []})
format = concat(format_filter, formats) |> tag(:format) format = concat(format_filter, formats) |> tag(:format)
@@ -66,6 +66,11 @@ defmodule MusicLibrary.Records.SearchParser do
{:ok, normalize(result)} {:ok, normalize(result)}
end end
def resolve_format(format) do
Ecto.Enum.mappings(MusicLibrary.Records.Record, :format)
|> Enum.find_value(fn {key, value} -> if value == format, do: key end)
end
defp normalize(result) do defp normalize(result) do
Enum.reduce(result, %{}, fn Enum.reduce(result, %{}, fn
{:artist, [{:query, [value]}]}, acc -> {:artist, [{:query, [value]}]}, acc ->