Add server version (which is separate from protocol version) and a check in frontend for a new enough server (currently only qWarning)
(** Hedgewars, a free turn based strategy game* Copyright (c) 2004-2010 Andrey Korotaev <unC0Rr@gmail.com>** This program is free software; you can redistribute it and/or modify* it under the terms of the GNU General Public License as published by* the Free Software Foundation; version 2 of the License** This program is distributed in the hope that it will be useful,* but WITHOUT ANY WARRANTY; without even the implied warranty of* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the* GNU General Public License for more details.** You should have received a copy of the GNU General Public License* along with this program; if not, write to the Free Software* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA*){$INCLUDE "options.inc"}{$IFDEF WIN32}{$R hwengine.rc}{$ENDIF}{$IFDEF HWLIBRARY}unit hwengine;interface{$ELSE}program hwengine;{$ENDIF}uses SDLh, uMisc, uConsole, uGame, uConsts, uLand, uAmmos, uVisualGears, uGears, uStore, uWorld, uKeys, uSound, uScript, uTeams, uStats, uIO, uLocale, uChat, uAI, uAIMisc, uRandom, uLandTexture, uCollisions, uMobile, sysutils, uTypes, uVariables, uCommands, uUtils, uCaptions, uDebug, uCommandHandlers, uLandPainted;{$IFDEF HWLIBRARY}procedure initEverything(complete:boolean);procedure freeEverything(complete:boolean);procedure Game(gameArgs: PPChar); cdecl; export;implementation{$ELSE}procedure OnDestroy; forward;procedure initEverything(complete:boolean); forward;procedure freeEverything(complete:boolean); forward;{$ENDIF}////////////////////////////////procedure DoTimer(Lag: LongInt);var s: shortstring;begin if isPaused = false then inc(RealTicks, Lag); case GameState of gsLandGen: begin GenMap; ParseCommand('sendlanddigest', true); GameState:= gsStart; end; gsStart: begin if HasBorder then DisableSomeWeapons; AddClouds; AddFlakes; AssignHHCoords; AddMiscGears; StoreLoad; InitWorld; ResetKbd; SoundLoad; if GameType = gmtSave then begin isSEBackup:= isSoundEnabled; isSoundEnabled:= false end; FinishProgress; PlayMusic; SetScale(zoom); ScriptCall('onGameStart'); GameState:= gsGame; end; gsConfirm, gsGame: begin DrawWorld(Lag); // never place between ProcessKbd and DoGameTick - bugs due to /put cmd and isCursorVisible ProcessKbd; if not isPaused then begin DoGameTick(Lag); ProcessVisualGears(Lag); end; end; gsChat: begin DrawWorld(Lag); if not isPaused then begin DoGameTick(Lag); ProcessVisualGears(Lag); end; end; gsExit: begin isTerminated:= true; end; gsSuspend: exit; end;{$IFDEF SDL13} SDL_RenderPresent(SDLrender);{$ELSE} SDL_GL_SwapBuffers();{$ENDIF} if flagMakeCapture then begin flagMakeCapture:= false; s:= 'hw_' + FormatDateTime('YYYY-MM-DD_HH-mm-ss', Now()) + inttostr(GameTicks); WriteLnToConsole('Saving ' + s + '...'); playSound(sndShutter); {$IFNDEF IPHONEOS}MakeScreenshot(s);{$ENDIF} end;end;////////////////////procedure OnDestroy;begin WriteLnToConsole('Freeing resources...'); FreeActionsList(); StoreRelease(); ControllerClose(); CloseIPC(); TTF_Quit();{$IFDEF SDL13} SDL_RenderClear(SDLrender); SDL_DestroyRenderer(SDLrender); SDL_DestroyWindow(SDLwindow);{$ENDIF} SDL_Quit(); isTerminated:= false;end;///////////////////procedure MainLoop;var PrevTime, CurrTime: Longword; event: TSDL_Event;begin PrevTime:= SDL_GetTicks; while isTerminated = false do begin while SDL_PollEvent(@event) <> 0 do begin case event.type_ of SDL_KEYDOWN: if GameState = gsChat then{$IFDEF SDL13} // sdl on iphone supports only ashii keyboards and the unicode field is deprecated in sdl 1.3 KeyPressChat(event.key.keysym.sym); SDL_WINDOWEVENT: if event.wevent.event = SDL_WINDOWEVENT_SHOWN then cHasFocus:= true;{$ELSE} KeyPressChat(event.key.keysym.unicode); SDL_MOUSEBUTTONDOWN: if event.button.button = SDL_BUTTON_WHEELDOWN then wheelDown:= true; SDL_MOUSEBUTTONUP: if event.button.button = SDL_BUTTON_WHEELUP then wheelUp:= true; SDL_ACTIVEEVENT: if (event.active.state and SDL_APPINPUTFOCUS) <> 0 then cHasFocus:= event.active.gain = 1;{$ENDIF} SDL_JOYAXISMOTION: ControllerAxisEvent(event.jaxis.which, event.jaxis.axis, event.jaxis.value); SDL_JOYHATMOTION: ControllerHatEvent(event.jhat.which, event.jhat.hat, event.jhat.value); SDL_JOYBUTTONDOWN: ControllerButtonEvent(event.jbutton.which, event.jbutton.button, true); SDL_JOYBUTTONUP: ControllerButtonEvent(event.jbutton.which, event.jbutton.button, false); SDL_QUITEV: isTerminated:= true end; //end case event.type_ of end; //end while SDL_PollEvent(@event) <> 0 do if isTerminated = false then begin CurrTime:= SDL_GetTicks; if PrevTime + longword(cTimerInterval) <= CurrTime then begin DoTimer(CurrTime - PrevTime); PrevTime:= CurrTime end else SDL_Delay(1); IPCCheckSock(); end; end;end;/////////////////////////procedure ShowMainWindow;begin if cFullScreen then ParseCommand('fullscr 1', true) else ParseCommand('fullscr 0', true); SDL_ShowCursor(0)end;///////////////{$IFDEF HWLIBRARY}procedure Game(gameArgs: PPChar); cdecl; export;{$ELSE}procedure Game;{$ENDIF}var p: TPathType; s: shortstring; i: LongInt;begin{$IFDEF HWLIBRARY} cBits:= 32; cFullScreen:= false; cTimerInterval:= 8; PathPrefix:= 'Data';{$IFDEF DEBUGFILE} cShowFPS:= true;{$ELSE} cShowFPS:= false;{$ENDIF} val(gameArgs[0], ipcPort); val(gameArgs[1], cScreenWidth); val(gameArgs[2], cScreenHeight); val(gameArgs[3], cReducedQuality); cLocaleFName:= gameArgs[4]; UserNick:= gameArgs[5]; isSoundEnabled:= gameArgs[6] = '1'; isMusicEnabled:= gameArgs[7] = '1'; cAltDamage:= gameArgs[8] = '1'; val(gameArgs[9], rotationQt); recordFileName:= gameArgs[10]; cStereoMode:= smNone;{$ENDIF} cLogfileBase:= 'game'; initEverything(true); WriteLnToConsole('Hedgewars ' + cVersionString + ' engine (network protocol: ' + inttostr(cNetProtoVersion) + ')'); AddFileLog('Prefix: "' + PathPrefix +'"'); for i:= 0 to ParamCount do AddFileLog(inttostr(i) + ': ' + ParamStr(i)); for p:= Succ(Low(TPathType)) to High(TPathType) do if p <> ptMapCurrent then Pathz[p]:= PathPrefix + '/' + Pathz[p]; WriteToConsole('Init SDL... '); SDLTry(SDL_Init(SDL_INIT_VIDEO or SDL_INIT_NOPARACHUTE) >= 0, true); WriteLnToConsole(msgOK); SDL_EnableUNICODE(1); WriteToConsole('Init SDL_ttf... '); SDLTry(TTF_Init() <> -1, true); WriteLnToConsole(msgOK);{$IFDEF WIN32} s:= SDL_getenv('SDL_VIDEO_CENTERED'); SDL_putenv('SDL_VIDEO_CENTERED=1'); ShowMainWindow(); SDL_putenv(str2pchar('SDL_VIDEO_CENTERED=' + s));{$ELSE} ShowMainWindow();{$ENDIF} AddProgress(); ControllerInit(); // has to happen before InitKbdKeyTable to map keys InitKbdKeyTable(); LoadLocale(Pathz[ptLocale] + '/en.txt'); // Do an initial load with english if cLocaleFName <> 'en.txt' then begin // Try two letter locale first before trying specific locale overrides if (Length(cLocaleFName) > 6) and (Copy(cLocaleFName,1,2)+'.txt' <> 'en.txt') then LoadLocale(Pathz[ptLocale] + '/' + Copy(cLocaleFName,1,2)+'.txt'); LoadLocale(Pathz[ptLocale] + '/' + cLocaleFName); end; WriteLnToConsole(msgGettingConfig); if recordFileName = '' then begin InitIPC; SendIPCAndWaitReply('C'); // ask for game config end else begin LoadRecordFromFile(recordFileName); perfExt_SaveBeganSynching(); end; ScriptOnGameInit; s:= 'eproto ' + inttostr(cNetProtoVersion); SendIPCRaw(@s[0], Length(s) + 1); // send proto version InitTeams(); AssignStores(); if isSoundEnabled then InitSound(); isDeveloperMode:= false; TryDo(InitStepsFlags = cifAllInited, 'Some parameters not set (flags = ' + inttostr(InitStepsFlags) + ')', true); ParseCommand('rotmask', true); MainLoop(); // clean up SDL and GL context OnDestroy(); // clean up all the other memory allocated freeEverything(true); if alsoShutdownFrontend then halt;end;procedure initEverything (complete:boolean);begin Randomize(); // uConsts does not need initialization as they are all consts uUtils.initModule; uMisc.initModule; uVariables.initModule; uConsole.initModule; // MUST happen after uMisc uCommands.initModule; uCommandHandlers.initModule; uLand.initModule; uLandPainted.initModule; uIO.initModule; if complete then begin uAI.initModule; //uAIActions does not need initialization //uAIAmmoTests does not need initialization uAIMisc.initModule; uAmmos.initModule; uChat.initModule; uCollisions.initModule; //uFloat does not need initialization //uGame does not need initialization uGears.initModule; uKeys.initModule; //uLandGraphics does not need initialization //uLandObjects does not need initialization //uLandTemplates does not need initialization uLandTexture.initModule; //uLocale does not need initialization uRandom.initModule; uScript.initModule; uSound.initModule; uStats.initModule; uStore.initModule; uTeams.initModule; uVisualGears.initModule; uWorld.initModule; uCaptions.initModule; end;end;procedure freeEverything (complete:boolean);begin if complete then begin uCaptions.freeModule; uWorld.freeModule; uVisualGears.freeModule; uTeams.freeModule; uStore.freeModule; //stub uStats.freeModule; //stub uSound.freeModule; uScript.freeModule; uRandom.freeModule; //stub //uLocale does not need to be freed //uLandTemplates does not need to be freed uLandTexture.freeModule; //uLandObjects does not need to be freed //uLandGraphics does not need to be freed uKeys.freeModule; //stub uGears.freeModule; //uGame does not need to be freed //uFloat does not need to be freed uCollisions.freeModule; //stub uChat.freeModule; uAmmos.freeModule; uAIMisc.freeModule; //stub //uAIAmmoTests does not need to be freed //uAIActions does not need to be freed uAI.freeModule; //stub end; uIO.freeModule; //stub uLand.freeModule; uCommandHandlers.freeModule; uCommands.freeModule; uConsole.freeModule; uVariables.freeModule; uUtils.freeModule; uMisc.freeModule; // uMisc closes the debug log.end;/////////////////////////procedure GenLandPreview{$IFDEF HWLIBRARY}(port: LongInt); cdecl; export{$ENDIF};var Preview: TPreview;begin cLogfileBase:= 'preview'; initEverything(false);{$IFDEF HWLIBRARY} WriteLnToConsole('Preview connecting on port ' + inttostr(port)); ipcPort:= port;{$ENDIF} InitIPC; IPCWaitPongEvent; TryDo(InitStepsFlags = cifRandomize, 'Some parameters not set (flags = ' + inttostr(InitStepsFlags) + ')', true); Preview:= GenPreview(); WriteLnToConsole('Sending preview...'); SendIPCRaw(@Preview, sizeof(Preview)); SendIPCRaw(@MaxHedgehogs, sizeof(byte)); WriteLnToConsole('Preview sent, disconnect'); CloseIPC(); freeEverything(false);end;{$IFNDEF HWLIBRARY}/////////////////////procedure DisplayUsage;var i: LongInt;begin WriteLn('Wrong argument format: correct configurations is'); WriteLn(); WriteLn(' hwengine <path to data folder> <path to replay file> [options]'); WriteLn(); WriteLn('where [options] must be specified either as:'); WriteLn(' --set-video [screen width] [screen height] [color dept]'); WriteLn(' --set-audio [volume] [enable music] [enable sounds]'); WriteLn(' --set-other [language file] [full screen] [show FPS]'); WriteLn(' --set-multimedia [screen width] [screen height] [color dept] [volume] [enable music] [enable sounds] [language file] [full screen]'); WriteLn(' --set-everything [screen width] [screen height] [color dept] [volume] [enable music] [enable sounds] [language file] [full screen] [show FPS] [alternate damage] [timer value] [reduced quality]'); WriteLn(); WriteLn('Read documentation online at http://code.google.com/p/hedgewars/wiki/CommandLineOptions for more information'); WriteLn(); Write('PARSED COMMAND: '); for i:=0 to ParamCount do Write(ParamStr(i) + ' '); WriteLn();end;////////////////////{$INCLUDE "ArgParsers.inc"}procedure GetParams;begin if (ParamCount < 2) then GameType:= gmtSyntax else if (ParamCount = 3) then internalSetGameTypeLandPreviewFromParameters() else if (ParamCount = cDefaultParamNum) then internalStartGameWithParameters() else playReplayFileWithParameters();end;/////////////////////////////////////////////////////////////////////////////////////////////////////////////// m a i n ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////begin GetParams(); if GameType = gmtLandPreview then GenLandPreview() else if GameType = gmtSyntax then DisplayUsage() else Game(); if GameType = gmtSyntax then ExitCode:= 1 else ExitCode:= 0;{$ENDIF}end.