Add confirmation on new player registration

src/client.cpp

@@ -318,6 +318,10 @@ void Client::step(float dtime)
 		initial_step = false;
 	}
 	else if(m_state == LC_Created) {
+		if (m_is_registration_confirmation_state) {
+			// Waiting confirmation
+			return;
+		}
 		float &counter = m_connection_reinit_timer;
 		counter -= dtime;
 		if(counter <= 0.0) {
@@ -974,6 +978,18 @@ void Client::sendInit(const std::string &playerName)
 	Send(&pkt);
 }
 
+void Client::promptConfirmRegistration(AuthMechanism chosen_auth_mechanism)
+{
+	m_chosen_auth_mech = chosen_auth_mechanism;
+	m_is_registration_confirmation_state = true;
+}
+
+void Client::confirmRegistration()
+{
+	m_is_registration_confirmation_state = false;
+	startAuth(m_chosen_auth_mech);
+}
+
 void Client::startAuth(AuthMechanism chosen_auth_mechanism)
 {
 	m_chosen_auth_mech = chosen_auth_mechanism;

src/client.h

@@ -345,6 +345,9 @@ class Client : public con::PeerHandler, public InventoryManager, public IGameDef
 	{ return m_proto_ver; }
 
 	bool connectedToServer();
+	void confirmRegistration();
+	bool m_is_registration_confirmation_state = false;
+	bool m_simple_singleplayer_mode;
 
 	float mediaReceiveProgress();
 
@@ -448,6 +451,7 @@ class Client : public con::PeerHandler, public InventoryManager, public IGameDef
 	static AuthMechanism choseAuthMech(const u32 mechs);
 
 	void sendInit(const std::string &playerName);
+	void promptConfirmRegistration(AuthMechanism chosen_auth_mechanism);
 	void startAuth(AuthMechanism chosen_auth_mechanism);
 	void sendDeletedBlocks(std::vector<v3s16> &blocks);
 	void sendGotBlocks(v3s16 block);

src/client/renderingengine.cpp

@@ -410,6 +410,26 @@ void RenderingEngine::_draw_load_screen(const std::wstring &text,
 	guitext->remove();
 }
 
+/*
+	Draws the menu scene including (optional) cloud background.
+*/
+void RenderingEngine::_draw_menu_scene(gui::IGUIEnvironment *guienv,
+		float dtime, bool clouds)
+{
+	bool cloud_menu_background = clouds && g_settings->getBool("menu_clouds");
+	if (cloud_menu_background) {
+		g_menuclouds->step(dtime * 3);
+		g_menuclouds->render();
+		get_video_driver()->beginScene(
+				true, true, video::SColor(255, 140, 186, 250));
+		g_menucloudsmgr->drawAll();
+	} else
+		get_video_driver()->beginScene(true, true, video::SColor(255, 0, 0, 0));
+
+	guienv->drawAll();
+	get_video_driver()->endScene();
+}
+
 std::vector<core::vector3d<u32>> RenderingEngine::getSupportedVideoModes()
 {
 	IrrlichtDevice *nulldevice = createDevice(video::EDT_NULL);

src/client/renderingengine.h

@@ -110,6 +110,12 @@ class RenderingEngine
 				text, guienv, tsrc, dtime, percent, clouds);
 	}
 
+	inline static void draw_menu_scene(
+			gui::IGUIEnvironment *guienv, float dtime, bool clouds)
+	{
+		s_singleton->_draw_menu_scene(guienv, dtime, clouds);
+	}
+
 	inline static void draw_scene(video::SColor skycolor, bool show_hud,
 			bool show_minimap, bool draw_wield_tool, bool draw_crosshair)
 	{
@@ -138,6 +144,9 @@ class RenderingEngine
 			ITextureSource *tsrc, float dtime = 0, int percent = 0,
 			bool clouds = true);
 
+	void _draw_menu_scene(gui::IGUIEnvironment *guienv, float dtime = 0,
+			bool clouds = true);
+
 	void _draw_scene(video::SColor skycolor, bool show_hud, bool show_minimap,
 			bool draw_wield_tool, bool draw_crosshair);
 

src/game.cpp

@@ -41,6 +41,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "filesys.h"
 #include "gettext.h"
 #include "gui/guiChatConsole.h"
+#include "gui/guiConfirmRegistration.h"
 #include "gui/guiFormSpecMenu.h"
 #include "gui/guiKeyChangeMenu.h"
 #include "gui/guiPasswordChange.h"
@@ -1302,6 +1303,7 @@ class Game {
 
 	EventManager *eventmgr = nullptr;
 	QuicktuneShortcutter *quicktune = nullptr;
+	bool registration_confirmation_shown = false;
 
 	std::unique_ptr<GameUI> m_game_ui;
 	GUIChatConsole *gui_chat_console = nullptr; // Free using ->Drop()
@@ -1900,10 +1902,10 @@ bool Game::initGui()
 
 bool Game::connectToServer(const std::string &playername,
 		const std::string &password, std::string *address, u16 port,
-		bool *connect_ok, bool *aborted)
+		bool *connect_ok, bool *connection_aborted)
 {
 	*connect_ok = false;	// Let's not be overly optimistic
-	*aborted = false;
+	*connection_aborted = false;
 	bool local_server_mode = false;
 
 	showOverlayMessage("Resolving address...", 0, 15);
@@ -1946,6 +1948,8 @@ bool Game::connectToServer(const std::string &playername,
 	if (!client)
 		return false;
 
+	client->m_simple_singleplayer_mode = simple_singleplayer_mode;
+
 	infostream << "Connecting to server at ";
 	connect_address.print(&infostream);
 	infostream << std::endl;
@@ -1985,6 +1989,9 @@ bool Game::connectToServer(const std::string &playername,
 			}
 
 			// Break conditions
+			if (*connection_aborted)
+				break;
+
 			if (client->accessDenied()) {
 				*error_message = "Access denied. Reason: "
 						+ client->accessDeniedReason();
@@ -1994,21 +2001,32 @@ bool Game::connectToServer(const std::string &playername,
 			}
 
 			if (wasKeyDown(KeyType::ESC) || input->wasKeyDown(CancelKey)) {
-				*aborted = true;
+				*connection_aborted = true;
 				infostream << "Connect aborted [Escape]" << std::endl;
 				break;
 			}
 
-			wait_time += dtime;
-			// Only time out if we aren't waiting for the server we started
-			if (!address->empty() && wait_time > 10) {
-				*error_message = "Connection timed out.";
-				errorstream << *error_message << std::endl;
-				break;
-			}
+			if (client->m_is_registration_confirmation_state) {
+				if (registration_confirmation_shown) {
+					// Keep drawing the GUI
+					RenderingEngine::draw_menu_scene(guienv, dtime, true);
+				} else {
+					registration_confirmation_shown = true;
+					(new GUIConfirmRegistration(guienv, guienv->getRootGUIElement(), -1,
+						   &g_menumgr, client, playername, password, *address, connection_aborted))->drop();
+				}
+			} else {
+				wait_time += dtime;
+				// Only time out if we aren't waiting for the server we started
+				if (!address->empty() && wait_time > 10) {
+					*error_message = "Connection timed out.";
+					errorstream << *error_message << std::endl;
+					break;
+				}
 
-			// Update status
-			showOverlayMessage("Connecting to server...", dtime, 20);
+				// Update status
+				showOverlayMessage("Connecting to server...", dtime, 20);
+			}
 		}
 	} catch (con::PeerNotFoundException &e) {
 		// TODO: Should something be done here? At least an info/error

src/gui/CMakeLists.txt

@@ -1,5 +1,6 @@
 set(gui_SRCS
 	${CMAKE_CURRENT_SOURCE_DIR}/guiChatConsole.cpp
+	${CMAKE_CURRENT_SOURCE_DIR}/guiConfirmRegistration.cpp
 	${CMAKE_CURRENT_SOURCE_DIR}/guiEditBoxWithScrollbar.cpp
 	${CMAKE_CURRENT_SOURCE_DIR}/guiEngine.cpp
 	${CMAKE_CURRENT_SOURCE_DIR}/guiFormSpecMenu.cpp