Improved version string

lib/pleroma/application.ex

@@ -1,6 +1,12 @@
 defmodule Pleroma.Application do
   use Application
 
+  @name "Pleroma"
+  @version Mix.Project.config()[:version]
+  def name, do: @name
+  def version, do: @version
+  def named_version(), do: @name <> " " <> @version
+
   # See http://elixir-lang.org/docs/stable/elixir/Application.html
   # for more information on OTP Applications
   def start(_type, _args) do

lib/pleroma/web/mastodon_api/mastodon_api_controller.ex

@@ -141,7 +141,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
       uri: Web.base_url(),
       title: Keyword.get(instance, :name),
       description: Keyword.get(instance, :description),
-      version: "#{@mastodon_api_level} (compatible; #{Keyword.get(instance, :version)})",
+      version: "#{@mastodon_api_level} (compatible; #{Pleroma.Application.named_version()})",
       email: Keyword.get(instance, :email),
       urls: %{
         streaming_api: String.replace(Pleroma.Web.Endpoint.static_url(), "http", "ws")

lib/pleroma/web/nodeinfo/nodeinfo_controller.ex

@@ -86,8 +86,8 @@ defmodule Pleroma.Web.Nodeinfo.NodeinfoController do
     response = %{
       version: "2.0",
       software: %{
-        name: "pleroma",
-        version: Keyword.get(instance, :version)
+        name: Pleroma.Application.name(),
+        version: Pleroma.Application.version()
       },
       protocols: ["ostatus", "activitypub"],
       services: %{

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

@@ -197,7 +197,7 @@ defmodule Pleroma.Web.TwitterAPI.UtilController do
   end
 
   def version(conn, _params) do
-    version = Pleroma.Config.get([:instance, :version])
+    version = Pleroma.Application.named_version()
 
     case get_format(conn) do
       "xml" ->