Merge remote-tracking branch 'remotes/origin/develop' into feature/object-hashtags...

[akkoma] / lib / pleroma / config.ex

diff --git a/lib/pleroma/config.ex b/lib/pleroma/config.ex
index bad6d505c859abf0b1c1676bedd83406e721e2e0..54e332595d73762f155ce5c438ea8bfd494184c0 100644 (file)
--- a/lib/pleroma/config.ex
+++ b/lib/pleroma/config.ex
@@ -1,25 +1,28 @@
 # Pleroma: A lightweight social networking server
-# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Config do
+  @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], default) do
-    case :pleroma
-         |> Application.get_env(parent_key)
-         |> get_in(keys) do
-      nil -> default
-      any -> any
+  @impl true
+  def get([_ | _] = path, default) do
+    case fetch(path) do
+      {:ok, value} -> value
+      :error -> default
     end
   end
 
+  @impl true
   def get(key, default) do
     Application.get_env(:pleroma, key, default)
   end
@@ -34,6 +37,24 @@ defmodule Pleroma.Config do
     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
@@ -50,31 +71,36 @@ defmodule Pleroma.Config do
 
   def delete([key]), do: delete(key)
 
-  def delete([parent_key | keys]) do
-    {_, parent} =
-      Application.get_env(:pleroma, parent_key)
-      |> get_and_update_in(keys, fn _ -> :pop end)
+  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)
+      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 enforce_oauth_admin_scope_usage?, do: !!get([:auth, :enforce_oauth_admin_scope_usage])
-
-  def oauth_admin_scopes(scopes) when is_list(scopes) do
-    Enum.flat_map(
-      scopes,
-      fn scope ->
-        ["admin:#{scope}"] ++
-          if enforce_oauth_admin_scope_usage?(), do: [], else: [scope]
-      end
-    )
+  def feature_enabled?(feature_name) do
+    get([:features, feature_name]) not in [nil, false, :disabled, :auto]
   end
 end