X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fconfig.ex;h=54e332595d73762f155ce5c438ea8bfd494184c0;hb=a079ec3a3cdfd42d2cbd51c7698c2c87828e5778;hp=fc5338591d684b9da364644d99a33cfc84dc0155;hpb=7d328c658da69ec236d10fa89d23f2a6886b3205;p=akkoma

diff --git a/lib/pleroma/config.ex b/lib/pleroma/config.ex
index fc5338591..54e332595 100644
--- a/lib/pleroma/config.ex
+++ b/lib/pleroma/config.ex
@@ -1,20 +1,65 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
 defmodule Pleroma.Config do
-  def get([key]), do: get(key)
+  @behaviour Pleroma.Config.Getting
+  defmodule Error do
+    defexception [:message]
+  end
+
+  @impl true
+  def get(key), do: get(key, nil)
+
+  @impl true
+  def get([key], default), do: get(key, default)
 
-  def get([parent_key | keys]) do
-    Application.get_env(:pleroma, parent_key)
-    |> get_in(keys)
+  @impl true
+  def get([_ | _] = path, default) do
+    case fetch(path) do
+      {:ok, value} -> value
+      :error -> default
+    end
   end
 
-  def get(key) do
-    Application.get_env(:pleroma, key)
+  @impl true
+  def get(key, default) do
+    Application.get_env(:pleroma, key, default)
+  end
+
+  def get!(key) do
+    value = get(key, nil)
+
+    if value == nil do
+      raise(Error, message: "Missing configuration value: #{inspect(key)}")
+    else
+      value
+    end
+  end
+
+  def fetch(key) when is_atom(key), do: fetch([key])
+
+  def fetch([root_key | keys]) do
+    Enum.reduce_while(keys, Application.fetch_env(:pleroma, root_key), fn
+      key, {:ok, config} when is_map(config) or is_list(config) ->
+        case Access.fetch(config, key) do
+          :error ->
+            {:halt, :error}
+
+          value ->
+            {:cont, value}
+        end
+
+      _key, _config ->
+        {:halt, :error}
+    end)
   end
 
   def put([key], value), do: put(key, value)
 
   def put([parent_key | keys], value) do
     parent =
-      Application.get_env(:pleroma, parent_key)
+      Application.get_env(:pleroma, parent_key, [])
       |> put_in(keys, value)
 
     Application.put_env(:pleroma, parent_key, parent)
@@ -23,4 +68,39 @@ defmodule Pleroma.Config do
   def put(key, value) do
     Application.put_env(:pleroma, key, value)
   end
+
+  def delete([key]), do: delete(key)
+
+  def delete([parent_key | keys] = path) do
+    with {:ok, _} <- fetch(path) do
+      {_, parent} =
+        parent_key
+        |> get()
+        |> get_and_update_in(keys, fn _ -> :pop end)
+
+      Application.put_env(:pleroma, parent_key, parent)
+    end
+  end
+
+  def delete(key) do
+    Application.delete_env(:pleroma, key)
+  end
+
+  def restrict_unauthenticated_access?(resource, kind) do
+    setting = get([:restrict_unauthenticated, resource, kind])
+
+    if setting in [nil, :if_instance_is_private] do
+      !get!([:instance, :public])
+    else
+      setting
+    end
+  end
+
+  def oauth_consumer_strategies, do: get([:auth, :oauth_consumer_strategies], [])
+
+  def oauth_consumer_enabled?, do: oauth_consumer_strategies() != []
+
+  def feature_enabled?(feature_name) do
+    get([:features, feature_name]) not in [nil, false, :disabled, :auto]
+  end
 end