[FEATURE] Add OutdatedSubState

source/funkin/ui/title/OutdatedSubState.hx

@@ -4,33 +4,57 @@ import flixel.FlxSprite;
 import flixel.FlxSubState;
 import flixel.text.FlxText;
 import flixel.util.FlxColor;
-import funkin.ui.MusicBeatState;
+import funkin.graphics.FunkinSprite;
+import funkin.ui.MusicBeatSubState;
 import lime.app.Application;
+import haxe.Http;
 
-#if newgrounds
-class OutdatedSubState extends MusicBeatState
+class OutdatedSubState extends MusicBeatSubState
 {
   public static var leftState:Bool = false;
 
-  override function create()
+  static final URL:String = "https://raw.githubusercontent.com/FunkinCrew/Funkin/main/Project.xml";
+
+  static var currentVersion:Null<String> = null;
+  static var newVersion:Null<String> = null;
+
+  public static var outdated(get, never):Bool;
+
+  static function get_outdated():Bool
+  {
+    if (currentVersion == null || newVersion == null)
+    {
+      retrieveVersions();
+    }
+
+    return currentVersion != newVersion;
+  }
+
+  override function create():Void
   {
     super.create();
+
     var bg:FunkinSprite = new FunkinSprite().makeSolidColor(FlxG.width, FlxG.height, FlxColor.BLACK);
     add(bg);
-    var ver = "v" + Application.current.meta.get('version');
+
     var txt:FlxText = new FlxText(0, 0, FlxG.width,
       "HEY! You're running an outdated version of the game!\nCurrent version is "
-      + ver
+      + 'v$currentVersion'
       + " while the most recent version is "
-      + NGio.GAME_VER
+      + 'v$newVersion'
       + "! Press Space to go to itch.io, or ESCAPE to ignore this!!",
       32);
     txt.setFormat("VCR OSD Mono", 32, FlxColor.WHITE, CENTER);
     txt.screenCenter();
     add(txt);
+
+    if (FlxG.sound.music != null)
+    {
+      FlxG.sound.music.pause();
+    }
   }
 
-  override function update(elapsed:Float)
+  override function update(elapsed:Float):Void
   {
     if (controls.ACCEPT)
     {
@@ -39,9 +63,31 @@ class OutdatedSubState extends MusicBeatState
     if (controls.BACK)
     {
       leftState = true;
-      FlxG.switchState(() -> new MainMenuState());
+
+      if (FlxG.sound.music != null)
+      {
+        FlxG.sound.music.resume();
+      }
+
+      this.close();
     }
     super.update(elapsed);
   }
+
+  static function retrieveVersions():Void
+  {
+    var http:Http = new Http(URL);
+
+    http.onData = function(data:String) {
+      var xml:Xml = Xml.parse(data);
+      var project:Xml = xml.elementsNamed("project").next();
+      var app:Xml = project.elementsNamed("app").next();
+
+      newVersion = app.get("version").toString();
+    };
+
+    http.request(false);
+
+    currentVersion = Application.current.meta.get('version');
+  }
 }
-#end

source/funkin/ui/title/TitleState.hx

@@ -27,7 +27,7 @@ import openfl.events.AsyncErrorEvent;
 import funkin.ui.mainmenu.MainMenuState;
 import openfl.events.MouseEvent;
 import openfl.events.NetStatusEvent;
-import funkin.ui.freeplay.FreeplayState;
+import funkin.ui.title.OutdatedSubState;
 import openfl.media.Video;
 import openfl.net.NetStream;
 import funkin.api.newgrounds.NGio;
@@ -67,11 +67,24 @@ class TitleState extends MusicBeatState
     // DEBUG BULLSHIT
 
     // netConnection.addEventListener(MouseEvent.MOUSE_DOWN, overlay_onMouseDown);
-    if (!initialized) new FlxTimer().start(1, function(tmr:FlxTimer) {
-      startIntro();
-    });
+    if (!initialized)
+    {
+      new FlxTimer().start(1, function(tmr:FlxTimer) {
+        // TODO: maybe add a preprocessor which only enables this check for base version and disables for mods
+        #if (!web && !debug)
+        if (OutdatedSubState.outdated && !OutdatedSubState.leftState)
+        {
+          this.persistentUpdate = false;
+          this.openSubState(new OutdatedSubState());
+        }
+        #end
+        startIntro();
+      });
+    }
     else
+    {
       startIntro();
+    }
   }
 
   function client_onMetaData(metaData:Dynamic)
@@ -352,9 +365,11 @@ class TitleState extends MusicBeatState
     super.update(elapsed);
   }
 
-  override function draw()
+  override function closeSubState():Void
   {
-    super.draw();
+    super.closeSubState();
+
+    this.persistentUpdate = true;
   }
 
   var cheatArray:Array<Int> = [0x0001, 0x0010, 0x0001, 0x0010, 0x0100, 0x1000, 0x0100, 0x1000];