Add: synchronize server name to clients and display in Online Players GUI (#9472)

src/network/network_client.cpp

@@ -314,6 +314,8 @@ static std::string _password_server_id;
 
 /** Maximum number of companies of the currently joined server. */
 static uint8 _network_server_max_companies;
+/** The current name of the server you are on. */
+std::string _network_server_name;
 
 /** Information about the game to join to. */
 NetworkJoinInfo _network_join;
@@ -1187,6 +1189,7 @@ NetworkRecvStatus ClientNetworkGameSocketHandler::Receive_SERVER_CONFIG_UPDATE(P
 	if (this->status < STATUS_ACTIVE) return NETWORK_RECV_STATUS_MALFORMED_PACKET;
 
 	_network_server_max_companies = p->Recv_uint8();
+	_network_server_name = p->Recv_string(NETWORK_NAME_LENGTH);
 
 	return NETWORK_RECV_STATUS_OKAY;
 }

src/network/network_gui.cpp

@@ -1601,14 +1601,14 @@ static const NWidgetPart _nested_client_list_widgets[] = {
 		NWidget(WWT_STICKYBOX, COLOUR_GREY),
 	EndContainer(),
 	NWidget(WWT_PANEL, COLOUR_GREY),
-		NWidget(NWID_SELECTION, INVALID_COLOUR, WID_CL_SERVER_SELECTOR),
-			NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_NETWORK_CLIENT_LIST_SERVER, STR_NULL), SetPadding(4, 4, 0, 4), SetPIP(0, 2, 0),
-				NWidget(NWID_HORIZONTAL), SetPIP(0, 3, 0),
-					NWidget(WWT_TEXT, COLOUR_GREY), SetMinimalTextLines(1, 0), SetDataTip(STR_NETWORK_CLIENT_LIST_SERVER_NAME, STR_NULL),
-					NWidget(NWID_SPACER), SetMinimalSize(10, 0),
-					NWidget(WWT_TEXT, COLOUR_GREY, WID_CL_SERVER_NAME), SetFill(1, 0), SetMinimalTextLines(1, 0), SetResize(1, 0), SetDataTip(STR_BLACK_RAW_STRING, STR_NETWORK_CLIENT_LIST_SERVER_NAME_TOOLTIP), SetAlignment(SA_VERT_CENTER | SA_RIGHT),
-					NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_CL_SERVER_NAME_EDIT), SetMinimalSize(12, 14), SetDataTip(SPR_RENAME, STR_NETWORK_CLIENT_LIST_SERVER_NAME_EDIT_TOOLTIP),
-				EndContainer(),
+		NWidget(WWT_FRAME, COLOUR_GREY), SetDataTip(STR_NETWORK_CLIENT_LIST_SERVER, STR_NULL), SetPadding(4, 4, 0, 4), SetPIP(0, 2, 0),
+			NWidget(NWID_HORIZONTAL), SetPIP(0, 3, 0),
+				NWidget(WWT_TEXT, COLOUR_GREY), SetMinimalTextLines(1, 0), SetDataTip(STR_NETWORK_CLIENT_LIST_SERVER_NAME, STR_NULL),
+				NWidget(NWID_SPACER), SetMinimalSize(10, 0),
+				NWidget(WWT_TEXT, COLOUR_GREY, WID_CL_SERVER_NAME), SetFill(1, 0), SetMinimalTextLines(1, 0), SetResize(1, 0), SetDataTip(STR_BLACK_RAW_STRING, STR_NETWORK_CLIENT_LIST_SERVER_NAME_TOOLTIP), SetAlignment(SA_VERT_CENTER | SA_RIGHT),
+				NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_CL_SERVER_NAME_EDIT), SetMinimalSize(12, 14), SetDataTip(SPR_RENAME, STR_NETWORK_CLIENT_LIST_SERVER_NAME_EDIT_TOOLTIP),
+			EndContainer(),
+			NWidget(NWID_SELECTION, INVALID_COLOUR, WID_CL_SERVER_SELECTOR),
 				NWidget(NWID_HORIZONTAL), SetPIP(0, 3, 0),
 					NWidget(WWT_TEXT, COLOUR_GREY), SetMinimalTextLines(1, 0), SetDataTip(STR_NETWORK_CLIENT_LIST_SERVER_VISIBILITY, STR_NULL),
 					NWidget(NWID_SPACER), SetMinimalSize(10, 0), SetFill(1, 0), SetResize(1, 0),
@@ -2017,6 +2017,7 @@ public:
 
 		/* Currently server information is not sync'd to clients, so we cannot show it on clients. */
 		this->GetWidget<NWidgetStacked>(WID_CL_SERVER_SELECTOR)->SetDisplayedPlane(_network_server ? 0 : SZSP_HORIZONTAL);
+		this->SetWidgetDisabledState(WID_CL_SERVER_NAME_EDIT, !_network_server);
 	}
 
 	void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize) override
@@ -2051,7 +2052,7 @@ public:
 	{
 		switch (widget) {
 			case WID_CL_SERVER_NAME:
-				SetDParamStr(0, _settings_client.network.server_name);
+				SetDParamStr(0, _network_server ? _settings_client.network.server_name : _network_server_name);
 				break;
 
 			case WID_CL_SERVER_VISIBILITY:

src/network/network_internal.h

@@ -86,6 +86,9 @@ extern uint32 _network_join_bytes_total;
 extern ConnectionType _network_server_connection_type;
 extern std::string _network_server_invite_code;
 
+/* Variable available for clients. */
+extern std::string _network_server_name;
+
 extern uint8 _network_reconnect;
 
 extern CompanyMask _network_company_passworded;

src/network/network_server.cpp

@@ -820,6 +820,7 @@ NetworkRecvStatus ServerNetworkGameSocketHandler::SendConfigUpdate()
 	Packet *p = new Packet(PACKET_SERVER_CONFIG_UPDATE);
 
 	p->Send_uint8(_settings_client.network.max_companies);
+	p->Send_string(_settings_client.network.server_name);
 	this->SendPacket(p);
 	return NETWORK_RECV_STATUS_OKAY;
 }