config: add ability to disable Pleroma FE config management (closes #276)

config/config.exs

@@ -70,7 +70,8 @@
   allow_relay: true,
   rewrite_policy: Pleroma.Web.ActivityPub.MRF.NoOpPolicy,
   public: true,
-  quarantined_instances: []
+  quarantined_instances: [],
+  managed_config: true
 
 config :pleroma, :fe,
   theme: "pleroma-dark",

lib/pleroma/web/twitter_api/controllers/util_controller.ex

@@ -156,15 +156,16 @@ def config(conn, _params) do
         |> send_resp(200, response)
 
       _ ->
-        json(conn, %{
-          site: %{
+        data = %{
           name: Keyword.get(@instance, :name),
           description: Keyword.get(@instance, :description),
           server: Web.base_url(),
           textlimit: to_string(Keyword.get(@instance, :limit)),
           closed: if(Keyword.get(@instance, :registrations_open), do: "0", else: "1"),
-            private: if(Keyword.get(@instance, :public, true), do: "0", else: "1"),
-            pleromafe: %{
+          private: if(Keyword.get(@instance, :public, true), do: "0", else: "1")
+        }
+
+        pleroma_fe = %{
           theme: Keyword.get(@instance_fe, :theme),
           background: Keyword.get(@instance_fe, :background),
           logo: Keyword.get(@instance_fe, :logo),
@@ -178,8 +179,16 @@ def config(conn, _params) do
           collapseMessageWithSubject:
             Keyword.get(@instance_fe, :collapse_message_with_subject)
         }
-          }
-        })
+
+        managed_config = Keyword.get(@instance, :managed_config)
+        data =
+          if managed_config do
+            data |> Map.put("pleromafe", pleroma_fe)
+          else
+            data
+          end
+
+        json(conn, %{site: data})
     end
   end