Convert demos to Godot 4 using regular expressions in a script

networking/websocket_multiplayer/scene/game.tscn

@@ -18,33 +18,33 @@ anchor_right = 1.0
 anchor_bottom = 1.0
 
 [node name="RichTextLabel" type="RichTextLabel" parent="HBoxContainer"]
-margin_right = 510.0
-margin_bottom = 600.0
+offset_right = 510.0
+offset_bottom = 600.0
 size_flags_horizontal = 3
 
 [node name="VBoxContainer" type="VBoxContainer" parent="HBoxContainer"]
-margin_left = 514.0
-margin_right = 1024.0
-margin_bottom = 600.0
+offset_left = 514.0
+offset_right = 1024.0
+offset_bottom = 600.0
 size_flags_horizontal = 3
 
 [node name="Label" type="Label" parent="HBoxContainer/VBoxContainer"]
-margin_right = 510.0
-margin_bottom = 14.0
+offset_right = 510.0
+offset_bottom = 14.0
 text = "Players:"
 
 [node name="ItemList" type="ItemList" parent="HBoxContainer/VBoxContainer"]
-margin_top = 18.0
-margin_right = 510.0
-margin_bottom = 576.0
+offset_top = 18.0
+offset_right = 510.0
+offset_bottom = 576.0
 size_flags_horizontal = 3
 size_flags_vertical = 3
 same_column_width = true
 
 [node name="Action" type="Button" parent="HBoxContainer/VBoxContainer"]
-margin_top = 580.0
-margin_right = 510.0
-margin_bottom = 600.0
+offset_top = 580.0
+offset_right = 510.0
+offset_bottom = 600.0
 disabled = true
 text = "Do Action!"
 

networking/websocket_multiplayer/scene/main.tscn

@@ -18,95 +18,95 @@ anchor_bottom = 1.0
 [node name="VBoxContainer" type="VBoxContainer" parent="Panel"]
 anchor_right = 1.0
 anchor_bottom = 1.0
-margin_left = 20.0
-margin_top = 20.0
-margin_right = -20.0
-margin_bottom = -20.0
+offset_left = 20.0
+offset_top = 20.0
+offset_right = -20.0
+offset_bottom = -20.0
 
 [node name="HBoxContainer" type="HBoxContainer" parent="Panel/VBoxContainer"]
-margin_right = 984.0
-margin_bottom = 24.0
+offset_right = 984.0
+offset_bottom = 24.0
 
 [node name="Label" type="Label" parent="Panel/VBoxContainer/HBoxContainer"]
-margin_top = 5.0
-margin_right = 326.0
-margin_bottom = 19.0
+offset_top = 5.0
+offset_right = 326.0
+offset_bottom = 19.0
 size_flags_horizontal = 3
 text = "Name"
 
 [node name="NameEdit" type="LineEdit" parent="Panel/VBoxContainer/HBoxContainer"]
-margin_left = 330.0
-margin_right = 984.0
-margin_bottom = 24.0
+offset_left = 330.0
+offset_right = 984.0
+offset_bottom = 24.0
 size_flags_horizontal = 3
 size_flags_stretch_ratio = 2.0
 text = "A Godot User"
 
 [node name="HBoxContainer2" type="HBoxContainer" parent="Panel/VBoxContainer"]
-margin_top = 28.0
-margin_right = 984.0
-margin_bottom = 52.0
+offset_top = 28.0
+offset_right = 984.0
+offset_bottom = 52.0
 
 [node name="HBoxContainer" type="HBoxContainer" parent="Panel/VBoxContainer/HBoxContainer2"]
-margin_right = 326.0
-margin_bottom = 24.0
+offset_right = 326.0
+offset_bottom = 24.0
 size_flags_horizontal = 3
 
 [node name="Host" type="Button" parent="Panel/VBoxContainer/HBoxContainer2/HBoxContainer"]
-margin_right = 42.0
-margin_bottom = 24.0
+offset_right = 42.0
+offset_bottom = 24.0
 text = "Host"
 
 [node name="Control" type="Control" parent="Panel/VBoxContainer/HBoxContainer2/HBoxContainer"]
-margin_left = 46.0
-margin_right = 241.0
-margin_bottom = 24.0
+offset_left = 46.0
+offset_right = 241.0
+offset_bottom = 24.0
 size_flags_horizontal = 3
 
 [node name="Connect" type="Button" parent="Panel/VBoxContainer/HBoxContainer2/HBoxContainer"]
-margin_left = 245.0
-margin_right = 326.0
-margin_bottom = 24.0
+offset_left = 245.0
+offset_right = 326.0
+offset_bottom = 24.0
 text = "Connect to"
 
 [node name="Disconnect" type="Button" parent="Panel/VBoxContainer/HBoxContainer2/HBoxContainer"]
 visible = false
-margin_left = 68.0
-margin_right = 152.0
-margin_bottom = 24.0
+offset_left = 68.0
+offset_right = 152.0
+offset_bottom = 24.0
 text = "Disconnect"
 
 [node name="Hostname" type="LineEdit" parent="Panel/VBoxContainer/HBoxContainer2"]
-margin_left = 330.0
-margin_right = 984.0
-margin_bottom = 24.0
+offset_left = 330.0
+offset_right = 984.0
+offset_bottom = 24.0
 size_flags_horizontal = 3
 size_flags_stretch_ratio = 2.0
 text = "localhost"
 placeholder_text = "localhost"
 
 [node name="Control" type="Control" parent="Panel/VBoxContainer"]
-margin_top = 56.0
-margin_right = 984.0
-margin_bottom = 76.0
-rect_min_size = Vector2( 0, 20 )
+offset_top = 56.0
+offset_right = 984.0
+offset_bottom = 76.0
+rect_min_size = Vector2(0, 20)
 
 [node name="Game" parent="Panel/VBoxContainer" instance=ExtResource( 2 )]
 anchor_right = 0.0
 anchor_bottom = 0.0
-margin_top = 80.0
-margin_right = 984.0
-margin_bottom = 560.0
+offset_top = 80.0
+offset_right = 984.0
+offset_bottom = 560.0
 
 [node name="AcceptDialog" type="AcceptDialog" parent="."]
 anchor_left = 0.5
 anchor_top = 0.5
 anchor_right = 0.5
 anchor_bottom = 0.5
-margin_left = -200.0
-margin_top = -100.0
-margin_right = 200.0
-margin_bottom = 100.0
+offset_left = -200.0
+offset_top = -100.0
+offset_right = 200.0
+offset_bottom = 100.0
 dialog_text = "Connection closed"
 
 [connection signal="pressed" from="Panel/VBoxContainer/HBoxContainer2/HBoxContainer/Host" to="." method="_on_Host_pressed"]

networking/websocket_multiplayer/script/game.gd

@@ -2,8 +2,8 @@ extends Control
 
 const _crown = preload("res://img/crown.png")
 
-onready var _list = $HBoxContainer/VBoxContainer/ItemList
-onready var _action = $HBoxContainer/VBoxContainer/Action
+@onready var _list = $HBoxContainer/VBoxContainer/ItemList
+@onready var _action = $HBoxContainer/VBoxContainer/Action
 
 var _players = []
 var _turn = -1

networking/websocket_multiplayer/script/main.gd

@@ -3,19 +3,19 @@ extends Control
 const DEF_PORT = 8080
 const PROTO_NAME = "ludus"
 
-onready var _host_btn = $Panel/VBoxContainer/HBoxContainer2/HBoxContainer/Host
-onready var _connect_btn = $Panel/VBoxContainer/HBoxContainer2/HBoxContainer/Connect
-onready var _disconnect_btn = $Panel/VBoxContainer/HBoxContainer2/HBoxContainer/Disconnect
-onready var _name_edit = $Panel/VBoxContainer/HBoxContainer/NameEdit
-onready var _host_edit = $Panel/VBoxContainer/HBoxContainer2/Hostname
-onready var _game = $Panel/VBoxContainer/Game
+@onready var _host_btn = $Panel/VBoxContainer/HBoxContainer2/HBoxContainer/Host
+@onready var _connect_btn = $Panel/VBoxContainer/HBoxContainer2/HBoxContainer/Connect
+@onready var _disconnect_btn = $Panel/VBoxContainer/HBoxContainer2/HBoxContainer/Disconnect
+@onready var _name_edit = $Panel/VBoxContainer/HBoxContainer/NameEdit
+@onready var _host_edit = $Panel/VBoxContainer/HBoxContainer2/Hostname
+@onready var _game = $Panel/VBoxContainer/Game
 
 var peer = null
 
 func _ready():
 	#warning-ignore-all:return_value_discarded
-	get_tree().connect("network_peer_disconnected", self, "_peer_disconnected")
-	get_tree().connect("network_peer_connected", self, "_peer_connected")
+	get_tree().connect(&"network_peer_disconnected", self._peer_disconnected)
+	get_tree().connect(&"network_peer_connected", self._peer_connected)
 	$AcceptDialog.get_label().align = Label.ALIGN_CENTER
 	$AcceptDialog.get_label().valign = Label.VALIGN_CENTER
 	# Set the player name according to the system username. Fallback to the path.
@@ -46,11 +46,11 @@ func stop_game():
 
 func _close_network():
 	if get_tree().is_connected("server_disconnected", self, "_close_network"):
-		get_tree().disconnect("server_disconnected", self, "_close_network")
+		get_tree().disconnect(&"server_disconnected", self._close_network)
 	if get_tree().is_connected("connection_failed", self, "_close_network"):
-		get_tree().disconnect("connection_failed", self, "_close_network")
+		get_tree().disconnect(&"connection_failed", self._close_network)
 	if get_tree().is_connected("connected_to_server", self, "_connected"):
-		get_tree().disconnect("connected_to_server", self, "_connected")
+		get_tree().disconnect(&"connected_to_server", self._connected)
 	stop_game()
 	$AcceptDialog.show_modal()
 	$AcceptDialog.get_close_button().grab_focus()
@@ -71,8 +71,8 @@ func _peer_disconnected(id):
 
 func _on_Host_pressed():
 	peer = WebSocketServer.new()
-	peer.listen(DEF_PORT, PoolStringArray(["ludus"]), true)
-	get_tree().connect("server_disconnected", self, "_close_network")
+	peer.listen(DEF_PORT, PackedStringArray(["ludus"]), true)
+	get_tree().connect(&"server_disconnected", self._close_network)
 	get_tree().set_network_peer(peer)
 	_game.add_player(1, _name_edit.text)
 	start_game()
@@ -84,8 +84,8 @@ func _on_Disconnect_pressed():
 
 func _on_Connect_pressed():
 	peer = WebSocketClient.new()
-	peer.connect_to_url("ws://" + _host_edit.text + ":" + str(DEF_PORT), PoolStringArray([PROTO_NAME]), true)
-	get_tree().connect("connection_failed", self, "_close_network")
-	get_tree().connect("connected_to_server", self, "_connected")
+	peer.connect_to_url("ws://" + _host_edit.text + ":" + str(DEF_PORT), PackedStringArray([PROTO_NAME]), true)
+	get_tree().connect(&"connection_failed", self._close_network)
+	get_tree().connect(&"connected_to_server", self._connected)
 	get_tree().set_network_peer(peer)
 	start_game()