defmodule Pleroma.Web.AdminAPI.Config do
use Ecto.Schema
import Ecto.Changeset
+ import Pleroma.Web.Gettext
alias __MODULE__
alias Pleroma.Repo
schema "config" do
field(:key, :string)
+ field(:group, :string)
field(:value, :binary)
timestamps()
end
- @spec get_by_key(String.t()) :: Config.t() | nil
- def get_by_key(key), do: Repo.get_by(Config, key: key)
+ @spec get_by_params(map()) :: Config.t() | nil
+ def get_by_params(params), do: Repo.get_by(Config, params)
@spec changeset(Config.t(), map()) :: Changeset.t()
def changeset(config, params \\ %{}) do
+ params = Map.put(params, :value, transform(params[:value]))
+
config
- |> cast(params, [:key, :value])
- |> validate_required([:key, :value])
- |> unique_constraint(:key)
+ |> cast(params, [:key, :group, :value])
+ |> validate_required([:key, :group, :value])
+ |> unique_constraint(:key, name: :config_group_key_index)
end
@spec create(map()) :: {:ok, Config.t()} | {:error, Changeset.t()}
- def create(%{key: key, value: value}) do
+ def create(params) do
%Config{}
- |> changeset(%{key: key, value: transform(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(%{key: key} = params) do
- with %Config{} = config <- Config.get_by_key(key) do
- Config.update(config, params)
+ def update_or_create(params) do
+ 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(String.t()) :: {:ok, Config.t()} | {:error, Changeset.t()}
- def delete(key) do
- with %Config{} = config <- Config.get_by_key(key) do
- Repo.delete(config)
+ @spec delete(map()) :: {:ok, Config.t()} | {:error, Changeset.t()} | {:ok, nil}
+ def delete(params) do
+ 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
- nil -> {:error, "Config with key #{key} not found"}
+ {config, nil} ->
+ Repo.delete(config)
+ {:ok, nil}
+
+ nil ->
+ err =
+ dgettext("errors", "Config with params %{params} not found", params: inspect(params))
+
+ {:error, err}
end
end
@spec from_binary(binary()) :: term()
- def from_binary(value), do: :erlang.binary_to_term(value)
+ def from_binary(binary), do: :erlang.binary_to_term(binary)
- @spec from_binary_to_map(binary()) :: any()
- def from_binary_to_map(binary) do
- from_binary(binary)
+ @spec from_binary_with_convert(binary()) :: any()
+ def from_binary_with_convert(binary) do
+ binary
+ |> from_binary()
|> do_convert()
end
- defp do_convert([{k, v}] = value) when is_list(value) and length(value) == 1,
- do: %{k => do_convert(v)}
+ @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(values) when is_list(values), do: for(val <- values, do: do_convert(val))
+ defp do_convert(entity) when is_list(entity) do
+ for v <- entity, into: [], do: do_convert(v)
+ end
- defp do_convert({k, v} = value) when is_tuple(value),
- do: %{k => do_convert(v)}
+ defp do_convert(%Regex{} = entity), do: inspect(entity)
- defp do_convert(value) when is_tuple(value), do: %{"tuple" => do_convert(Tuple.to_list(value))}
+ 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(value) when is_binary(value) or is_map(value) or is_number(value), do: value
+ defp do_convert({:proxy_url, {type, :localhost, port}}) do
+ %{"tuple" => [":proxy_url", %{"tuple" => [do_convert(type), "localhost", port]}]}
+ end
- defp do_convert(value) when is_atom(value) do
- string = to_string(value)
+ 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
- if String.starts_with?(string, "Elixir."),
- do: String.trim_leading(string, "Elixir."),
- else: value
+ defp do_convert({:proxy_url, {type, host, port}}) do
+ %{
+ "tuple" => [
+ ":proxy_url",
+ %{"tuple" => [do_convert(type), to_string(host), port]}
+ ]
+ }
end
- @spec transform(any()) :: binary()
- def transform(entity) when is_map(entity) do
- tuples =
- for {k, v} <- entity,
- into: [],
- do: {if(is_atom(k), do: k, else: String.to_atom(k)), do_transform(v)}
+ 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),
+ do: %{"tuple" => do_convert(Tuple.to_list(entity))}
+
+ defp do_convert(entity) when is_boolean(entity) or is_number(entity) or is_nil(entity),
+ do: entity
- Enum.reject(tuples, fn {_k, v} -> is_nil(v) end)
- |> Enum.sort()
- |> :erlang.term_to_binary()
+ defp do_convert(entity)
+ when is_atom(entity) and entity in [:"tlsv1.1", :"tlsv1.2", :"tlsv1.3"] do
+ ":#{to_string(entity)}"
end
- def transform(entity) when is_list(entity) do
- list = Enum.map(entity, &do_transform(&1))
- :erlang.term_to_binary(list)
+ 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() | no_return()
+ def transform(entity) when is_binary(entity) or is_map(entity) or is_list(entity) do
+ 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{} = value) when is_map(value), do: value
+ defp do_transform(%Regex{} = entity), do: entity
- defp do_transform(%{"tuple" => [k, values] = entity}) when length(entity) == 2 do
- {do_transform(k), do_transform(values)}
+ 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" => values}) do
- Enum.reduce(values, {}, fn val, acc -> Tuple.append(acc, do_transform(val)) end)
+ defp do_transform(%{"tuple" => [":dispatch", [entity]]}) do
+ {dispatch_settings, []} = do_eval(entity)
+ {:dispatch, [dispatch_settings]}
end
- defp do_transform(value) when is_map(value) do
- values = for {key, val} <- value, into: [], do: {String.to_atom(key), do_transform(val)}
+ # 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
- Enum.sort(values)
+ defp do_transform(%{"tuple" => entity}) do
+ Enum.reduce(entity, {}, fn val, acc -> Tuple.append(acc, do_transform(val)) end)
end
- defp do_transform(value) when is_list(value) do
- Enum.map(value, &do_transform(&1))
+ defp do_transform(entity) when is_map(entity) do
+ for {k, v} <- entity, into: %{}, do: {do_transform(k), do_transform(v)}
end
- defp do_transform(entity) when is_list(entity) and length(entity) == 1, do: hd(entity)
+ defp do_transform(entity) when is_list(entity) do
+ for v <- entity, into: [], do: do_transform(v)
+ end
- defp do_transform(value) when is_binary(value) do
- String.trim(value)
+ defp do_transform(entity) when is_binary(entity) do
+ entity
+ |> String.trim()
|> do_transform_string()
end
- defp do_transform(value), do: value
+ defp do_transform(entity), do: entity
- defp do_transform_string(value) when byte_size(value) == 0, do: nil
+ defp parse_host("localhost"), do: :localhost
- defp do_transform_string(value) do
- cond do
- String.starts_with?(value, "Pleroma") or String.starts_with?(value, "Phoenix") ->
- String.to_existing_atom("Elixir." <> value)
+ defp parse_host(host) do
+ charlist = to_charlist(host)
- String.starts_with?(value, ":") ->
- String.replace(value, ":", "") |> String.to_existing_atom()
+ case :inet.parse_address(charlist) do
+ {:error, :einval} ->
+ charlist
- String.starts_with?(value, "i:") ->
- String.replace(value, "i:", "") |> String.to_integer()
+ {: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
- true ->
- value
+ 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 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)
+ end
end
projects / akkoma / blobdiff