add license, move folders

app/scripts/loading/file_tools.gd

@@ -0,0 +1,47 @@
+extends Node
+class_name FileTools
+
+
+static func remove_recursive(path: String) -> void:
+	if not DirAccess.dir_exists_absolute(path) and not FileAccess.file_exists(path): return
+	
+	var dir = DirAccess.open(path)
+	if dir:
+		# List directory content
+		var err : Error
+		dir.list_dir_begin()
+		var file_name = dir.get_next()
+		while file_name != "":
+			if dir.current_is_dir():
+				remove_recursive(path + "/" + file_name)
+			else:
+				err = dir.remove(file_name)
+				if err != OK: Debug.logerr("Error removing: " + path + "/" + file_name)
+			file_name = dir.get_next()
+		
+		# Remove current path
+		err = dir.remove(path)
+		if err != OK: Debug.logerr("Error removing: " + path)
+	else:
+		Debug.logerr("Error removing " + path)
+
+
+static func load_external_tex(path: String) -> Texture2D:
+	if path.begins_with("res://"): return load(path)
+	if not FileAccess.file_exists(path): return null
+	
+	var file = FileAccess.open(path, FileAccess.READ)
+	var bytes = file.get_buffer(file.get_length())
+	var image = Image.new()
+	match path.get_extension():
+		"png":
+			image.load_png_from_buffer(bytes)
+		["jpeg", "jpg"]:
+			image.load_jpg_from_buffer(bytes)
+		"webp":
+			image.load_webp_from_buffer(bytes)
+		"bmp":
+			image.load_bmp_from_buffer(bytes)
+		_:
+			return null
+	return ImageTexture.create_from_image(image) as Texture2D