@spec changeset(Config.t(), map()) :: Changeset.t()
def changeset(config, params \\ %{}) do
+ params = Map.put(params, :value, transform(params[:value]))
+
config
|> cast(params, [:key, :group, :value])
|> validate_required([:key, :group, :value])
@spec create(map()) :: {:ok, Config.t()} | {:error, Changeset.t()}
def create(params) do
%Config{}
- |> changeset(Map.put(params, :value, transform(params[:value])))
+ |> changeset(params)
|> Repo.insert()
end
@spec update(Config.t(), map()) :: {:ok, Config} | {:error, Changeset.t()}
def update(%Config{} = config, %{value: value}) do
config
- |> change(value: transform(value))
+ |> changeset(%{value: value})
|> Repo.update()
end
+ @full_key_update [
+ {:pleroma, :ecto_repos},
+ {:pleroma, :assets},
+ {:quack, :meta},
+ {:mime, :types},
+ {:cors_plug, [:max_age, :methods, :expose, :headers]},
+ {:auto_linker, :opts},
+ {:swarm, :node_blacklist},
+ {:logger, :backends}
+ ]
+
+ defp only_full_update?(%Config{} = config) do
+ config_group = Config.from_string(config.group)
+ config_key = Config.from_string(config.key)
+
+ Enum.any?(@full_key_update, fn
+ {group, key} when is_list(key) ->
+ config_group == group and config_key in key
+
+ {group, key} ->
+ config_group == group and config_key == key
+ end)
+ end
+
+ defp can_be_partially_updated?(%Config{} = config), do: not only_full_update?(config)
+
@spec update_or_create(map()) :: {:ok, Config.t()} | {:error, Changeset.t()}
def update_or_create(params) do
- with %Config{} = config <- Config.get_by_params(Map.take(params, [:group, :key])) do
- Config.update(config, params)
+ search_opts = Map.take(params, [:group, :key])
+
+ with %Config{} = config <- Config.get_by_params(search_opts),
+ {:partial_update, true, config} <-
+ {:partial_update, can_be_partially_updated?(config), config},
+ old_value <- from_binary(config.value),
+ transformed_value <- do_transform(params[:value]),
+ {:can_be_merged, true, config} <- {:can_be_merged, is_list(transformed_value), config},
+ new_value <- DeepMerge.deep_merge(old_value, transformed_value) do
+ Config.update(config, %{value: new_value, transformed?: true})
else
- nil -> Config.create(params)
+ {reason, false, config} when reason in [:partial_update, :can_be_merged] ->
+ Config.update(config, params)
+
+ nil ->
+ Config.create(params)
end
end
- @spec delete(map()) :: {:ok, Config.t()} | {:error, Changeset.t()}
+ @spec delete(map()) :: {:ok, Config.t()} | {:error, Changeset.t()} | {:ok, nil}
def delete(params) do
- with %Config{} = config <- Config.get_by_params(params) do
- Repo.delete(config)
+ search_opts = Map.delete(params, :subkeys)
+
+ with %Config{} = config <- Config.get_by_params(search_opts),
+ {config, sub_keys} when is_list(sub_keys) <- {config, params[:subkeys]},
+ old_value <- from_binary(config.value),
+ keys <- Enum.map(sub_keys, &do_transform_string(&1)),
+ new_value <- Keyword.drop(old_value, keys) do
+ Config.update(config, %{value: new_value})
else
+ {config, nil} ->
+ Repo.delete(config)
+ {:ok, nil}
+
nil ->
err =
dgettext("errors", "Config with params %{params} not found", params: inspect(params))
@spec from_binary_with_convert(binary()) :: any()
def from_binary_with_convert(binary) do
- from_binary(binary)
+ binary
+ |> from_binary()
|> do_convert()
end
+ @spec from_string(String.t()) :: atom() | no_return()
+ def from_string(":" <> entity), do: String.to_existing_atom(entity)
+
+ def from_string(entity) when is_binary(entity) do
+ if is_module_name?(entity) do
+ String.to_existing_atom("Elixir.#{entity}")
+ else
+ entity
+ end
+ end
+
defp do_convert(entity) when is_list(entity) do
for v <- entity, into: [], do: do_convert(v)
end
+ defp do_convert(%Regex{} = entity), do: inspect(entity)
+
defp do_convert(entity) when is_map(entity) do
for {k, v} <- entity, into: %{}, do: {do_convert(k), do_convert(v)}
end
+ defp do_convert({:proxy_url, {type, :localhost, port}}) do
+ %{"tuple" => [":proxy_url", %{"tuple" => [do_convert(type), "localhost", port]}]}
+ end
+
+ defp do_convert({:proxy_url, {type, host, port}}) when is_tuple(host) do
+ ip =
+ host
+ |> :inet_parse.ntoa()
+ |> to_string()
+
+ %{
+ "tuple" => [
+ ":proxy_url",
+ %{"tuple" => [do_convert(type), ip, port]}
+ ]
+ }
+ end
+
+ defp do_convert({:proxy_url, {type, host, port}}) do
+ %{
+ "tuple" => [
+ ":proxy_url",
+ %{"tuple" => [do_convert(type), to_string(host), port]}
+ ]
+ }
+ end
+
defp do_convert({:dispatch, [entity]}), do: %{"tuple" => [":dispatch", [inspect(entity)]]}
+ # TODO: will become useless after removing hackney
defp do_convert({:partial_chain, entity}), do: %{"tuple" => [":partial_chain", inspect(entity)]}
defp do_convert(entity) when is_tuple(entity),
defp do_convert(entity) when is_boolean(entity) or is_number(entity) or is_nil(entity),
do: entity
- defp do_convert(entity) when is_atom(entity) do
- string = to_string(entity)
-
- if String.starts_with?(string, "Elixir."),
- do: do_convert(string),
- else: ":" <> string
+ defp do_convert(entity)
+ when is_atom(entity) and entity in [:"tlsv1.1", :"tlsv1.2", :"tlsv1.3"] do
+ ":#{to_string(entity)}"
end
- defp do_convert("Elixir." <> module_name), do: module_name
+ defp do_convert(entity) when is_atom(entity), do: inspect(entity)
defp do_convert(entity) when is_binary(entity), do: entity
- @spec transform(any()) :: binary()
+ @spec transform(any()) :: binary() | no_return()
def transform(entity) when is_binary(entity) or is_map(entity) or is_list(entity) do
- :erlang.term_to_binary(do_transform(entity))
+ entity
+ |> do_transform()
+ |> to_binary()
end
- def transform(entity), do: :erlang.term_to_binary(entity)
+ def transform(entity), do: to_binary(entity)
+
+ @spec to_binary(any()) :: binary()
+ def to_binary(entity), do: :erlang.term_to_binary(entity)
- defp do_transform(%Regex{} = entity) when is_map(entity), do: entity
+ defp do_transform(%Regex{} = entity), do: entity
+
+ defp do_transform(%{"tuple" => [":proxy_url", %{"tuple" => [type, host, port]}]}) do
+ {:proxy_url, {do_transform_string(type), parse_host(host), port}}
+ end
defp do_transform(%{"tuple" => [":dispatch", [entity]]}) do
{dispatch_settings, []} = do_eval(entity)
{:dispatch, [dispatch_settings]}
end
+ # TODO: will become useless after removing hackney
defp do_transform(%{"tuple" => [":partial_chain", entity]}) do
{partial_chain, []} = do_eval(entity)
{:partial_chain, partial_chain}
end
defp do_transform(entity) when is_binary(entity) do
- String.trim(entity)
+ entity
+ |> String.trim()
|> do_transform_string()
end
defp do_transform(entity), do: entity
- defp do_transform_string("~r/" <> pattern) do
- pattern = String.trim_trailing(pattern, "/")
- ~r/#{pattern}/
+ defp parse_host("localhost"), do: :localhost
+
+ defp parse_host(host) do
+ charlist = to_charlist(host)
+
+ case :inet.parse_address(charlist) do
+ {:error, :einval} ->
+ charlist
+
+ {:ok, ip} ->
+ ip
+ end
+ end
+
+ @delimiters ["/", "|", "\"", "'", {"(", ")"}, {"[", "]"}, {"{", "}"}, {"<", ">"}]
+
+ defp find_valid_delimiter([], _string, _),
+ do: raise(ArgumentError, message: "valid delimiter for Regex expression not found")
+
+ defp find_valid_delimiter([{leading, closing} = delimiter | others], pattern, regex_delimiter)
+ when is_tuple(delimiter) do
+ if String.contains?(pattern, closing) do
+ find_valid_delimiter(others, pattern, regex_delimiter)
+ else
+ {:ok, {leading, closing}}
+ end
+ end
+
+ defp find_valid_delimiter([delimiter | others], pattern, regex_delimiter) do
+ if String.contains?(pattern, delimiter) do
+ find_valid_delimiter(others, pattern, regex_delimiter)
+ else
+ {:ok, {delimiter, delimiter}}
+ end
+ end
+
+ @regex_parts ~r/^~r(?'delimiter'[\/|"'([{<]{1})(?'pattern'.+)[\/|"')\]}>]{1}(?'modifier'[uismxfU]*)/u
+
+ defp do_transform_string("~r" <> _pattern = regex) do
+ with %{"modifier" => modifier, "pattern" => pattern, "delimiter" => regex_delimiter} <-
+ Regex.named_captures(@regex_parts, regex),
+ {:ok, {leading, closing}} <- find_valid_delimiter(@delimiters, pattern, regex_delimiter),
+ {result, _} <- Code.eval_string("~r#{leading}#{pattern}#{closing}#{modifier}") do
+ result
+ end
end
defp do_transform_string(":" <> atom), do: String.to_atom(atom)
defp do_transform_string(value) do
- if String.starts_with?(value, "Pleroma") or String.starts_with?(value, "Phoenix"),
- do: String.to_existing_atom("Elixir." <> value),
- else: value
+ if is_module_name?(value) do
+ String.to_existing_atom("Elixir." <> value)
+ else
+ value
+ end
+ end
+
+ @spec is_module_name?(String.t()) :: boolean()
+ def is_module_name?(string) do
+ Regex.match?(~r/^(Pleroma|Phoenix|Tesla|Quack)\./, string) or
+ string in ["Oban", "Ueberauth", "ExSyslogger"]
end
defp do_eval(entity) do
cleaned_string = String.replace(entity, ~r/[^\w|^{:,[|^,|^[|^\]^}|^\/|^\.|^"]^\s/, "")
- Code.eval_string(cleaned_string, [], requires: [], macros: [])
+ Code.eval_string(cleaned_string)
end
end