src/main.cpp

   1 /*
   2 Minetest
   3 Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
   4
   5 This program is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU Lesser General Public License as published by
   7 the Free Software Foundation; either version 2.1 of the License, or
   8 (at your option) any later version.
   9
  10 This program is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU Lesser General Public License for more details.
  14
  15 You should have received a copy of the GNU Lesser General Public License along
  16 with this program; if not, write to the Free Software Foundation, Inc.,
  17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19
  20 #ifdef NDEBUG
  21         /*#ifdef _WIN32
  22                 #pragma message ("Disabling unit tests")
  23         #else
  24                 #warning "Disabling unit tests"
  25         #endif*/
  26         // Disable unit tests
  27         #define ENABLE_TESTS 0
  28 #else
  29         // Enable unit tests
  30         #define ENABLE_TESTS 1
  31 #endif
  32
  33 #ifdef _MSC_VER
  34 #ifndef SERVER // Dedicated server isn't linked with Irrlicht
  35         #pragma comment(lib, "Irrlicht.lib")
  36         // This would get rid of the console window
  37         //#pragma comment(linker, "/subsystem:windows /ENTRY:mainCRTStartup")
  38 #endif
  39         #pragma comment(lib, "zlibwapi.lib")
  40         #pragma comment(lib, "Shell32.lib")
  41 #endif
  42
  43 #include "irrlicht.h" // createDevice
  44
  45 #include "main.h"
  46 #include "mainmenumanager.h"
  47 #include <iostream>
  48 #include <fstream>
  49 #include <locale.h>
  50 #include "irrlichttypes_extrabloated.h"
  51 #include "debug.h"
  52 #include "test.h"
  53 #include "clouds.h"
  54 #include "server.h"
  55 #include "constants.h"
  56 #include "porting.h"
  57 #include "gettime.h"
  58 #include "filesys.h"
  59 #include "config.h"
  60 #include "version.h"
  61 #include "guiMainMenu.h"
  62 #include "game.h"
  63 #include "keycode.h"
  64 #include "tile.h"
  65 #include "chat.h"
  66 #include "defaultsettings.h"
  67 #include "gettext.h"
  68 #include "settings.h"
  69 #include "profiler.h"
  70 #include "log.h"
  71 #include "mods.h"
  72 #if USE_FREETYPE
  73 #include "xCGUITTFont.h"
  74 #endif
  75 #include "util/string.h"
  76 #include "subgame.h"
  77 #include "quicktune.h"
  78 #include "serverlist.h"
  79 #include "httpfetch.h"
  80 #include "guiEngine.h"
  81 #include "mapsector.h"
  82
  83 #include "database-sqlite3.h"
  84 #ifdef USE_LEVELDB
  85 #include "database-leveldb.h"
  86 #endif
  87
  88 /*
  89         Settings.
  90         These are loaded from the config file.
  91 */
  92 Settings main_settings;
  93 Settings *g_settings = &main_settings;
  94 std::string g_settings_path;
  95
  96 // Global profiler
  97 Profiler main_profiler;
  98 Profiler *g_profiler = &main_profiler;
  99
 100 // Menu clouds are created later
 101 Clouds *g_menuclouds = 0;
 102 irr::scene::ISceneManager *g_menucloudsmgr = 0;
 103
 104 /*
 105         Debug streams
 106 */
 107
 108 // Connection
 109 std::ostream *dout_con_ptr = &dummyout;
 110 std::ostream *derr_con_ptr = &verbosestream;
 111
 112 // Server
 113 std::ostream *dout_server_ptr = &infostream;
 114 std::ostream *derr_server_ptr = &errorstream;
 115
 116 // Client
 117 std::ostream *dout_client_ptr = &infostream;
 118 std::ostream *derr_client_ptr = &errorstream;
 119
 120 #ifndef SERVER
 121 /*
 122         Random stuff
 123 */
 124
 125 /* mainmenumanager.h */
 126
 127 gui::IGUIEnvironment* guienv = NULL;
 128 gui::IGUIStaticText *guiroot = NULL;
 129 MainMenuManager g_menumgr;
 130
 131 bool noMenuActive()
 132 {
 133         return (g_menumgr.menuCount() == 0);
 134 }
 135
 136 // Passed to menus to allow disconnecting and exiting
 137 MainGameCallback *g_gamecallback = NULL;
 138 #endif
 139
 140 /*
 141         gettime.h implementation
 142 */
 143
 144 #ifdef SERVER
 145
 146 u32 getTimeMs()
 147 {
 148         /* Use imprecise system calls directly (from porting.h) */
 149         return porting::getTime(PRECISION_MILLI);
 150 }
 151
 152 u32 getTime(TimePrecision prec)
 153 {
 154         return porting::getTime(prec);
 155 }
 156
 157 #else
 158
 159 // A small helper class
 160 class TimeGetter
 161 {
 162 public:
 163         virtual u32 getTime(TimePrecision prec) = 0;
 164 };
 165
 166 // A precise irrlicht one
 167 class IrrlichtTimeGetter: public TimeGetter
 168 {
 169 public:
 170         IrrlichtTimeGetter(IrrlichtDevice *device):
 171                 m_device(device)
 172         {}
 173         u32 getTime(TimePrecision prec)
 174         {
 175                 if (prec == PRECISION_MILLI) {
 176                         if(m_device == NULL)
 177                                 return 0;
 178                         return m_device->getTimer()->getRealTime();
 179                 } else {
 180                         return porting::getTime(prec);
 181                 }
 182         }
 183 private:
 184         IrrlichtDevice *m_device;
 185 };
 186 // Not so precise one which works without irrlicht
 187 class SimpleTimeGetter: public TimeGetter
 188 {
 189 public:
 190         u32 getTime(TimePrecision prec)
 191         {
 192                 return porting::getTime(prec);
 193         }
 194 };
 195
 196 // A pointer to a global instance of the time getter
 197 // TODO: why?
 198 TimeGetter *g_timegetter = NULL;
 199
 200 u32 getTimeMs()
 201 {
 202         if(g_timegetter == NULL)
 203                 return 0;
 204         return g_timegetter->getTime(PRECISION_MILLI);
 205 }
 206
 207 u32 getTime(TimePrecision prec) {
 208         if (g_timegetter == NULL)
 209                 return 0;
 210         return g_timegetter->getTime(prec);
 211 }
 212 #endif
 213
 214 class StderrLogOutput: public ILogOutput
 215 {
 216 public:
 217         /* line: Full line with timestamp, level and thread */
 218         void printLog(const std::string &line)
 219         {
 220                 std::cerr<<line<<std::endl;
 221         }
 222 } main_stderr_log_out;
 223
 224 class DstreamNoStderrLogOutput: public ILogOutput
 225 {
 226 public:
 227         /* line: Full line with timestamp, level and thread */
 228         void printLog(const std::string &line)
 229         {
 230                 dstream_no_stderr<<line<<std::endl;
 231         }
 232 } main_dstream_no_stderr_log_out;
 233
 234 #ifndef SERVER
 235
 236 /*
 237         Event handler for Irrlicht
 238
 239         NOTE: Everything possible should be moved out from here,
 240               probably to InputHandler and the_game
 241 */
 242
 243 class MyEventReceiver : public IEventReceiver
 244 {
 245 public:
 246         // This is the one method that we have to implement
 247         virtual bool OnEvent(const SEvent& event)
 248         {
 249                 /*
 250                         React to nothing here if a menu is active
 251                 */
 252                 if(noMenuActive() == false)
 253                 {
 254                         return g_menumgr.preprocessEvent(event);
 255                 }
 256
 257                 // Remember whether each key is down or up
 258                 if(event.EventType == irr::EET_KEY_INPUT_EVENT)
 259                 {
 260                         if(event.KeyInput.PressedDown) {
 261                                 keyIsDown.set(event.KeyInput);
 262                                 keyWasDown.set(event.KeyInput);
 263                         } else {
 264                                 keyIsDown.unset(event.KeyInput);
 265                         }
 266                 }
 267
 268                 if(event.EventType == irr::EET_MOUSE_INPUT_EVENT)
 269                 {
 270                         if(noMenuActive() == false)
 271                         {
 272                                 left_active = false;
 273                                 middle_active = false;
 274                                 right_active = false;
 275                         }
 276                         else
 277                         {
 278                                 left_active = event.MouseInput.isLeftPressed();
 279                                 middle_active = event.MouseInput.isMiddlePressed();
 280                                 right_active = event.MouseInput.isRightPressed();
 281
 282                                 if(event.MouseInput.Event == EMIE_LMOUSE_PRESSED_DOWN)
 283                                 {
 284                                         leftclicked = true;
 285                                 }
 286                                 if(event.MouseInput.Event == EMIE_RMOUSE_PRESSED_DOWN)
 287                                 {
 288                                         rightclicked = true;
 289                                 }
 290                                 if(event.MouseInput.Event == EMIE_LMOUSE_LEFT_UP)
 291                                 {
 292                                         leftreleased = true;
 293                                 }
 294                                 if(event.MouseInput.Event == EMIE_RMOUSE_LEFT_UP)
 295                                 {
 296                                         rightreleased = true;
 297                                 }
 298                                 if(event.MouseInput.Event == EMIE_MOUSE_WHEEL)
 299                                 {
 300                                         mouse_wheel += event.MouseInput.Wheel;
 301                                 }
 302                         }
 303                 }
 304
 305                 return false;
 306         }
 307
 308         bool IsKeyDown(const KeyPress &keyCode) const
 309         {
 310                 return keyIsDown[keyCode];
 311         }
 312
 313         // Checks whether a key was down and resets the state
 314         bool WasKeyDown(const KeyPress &keyCode)
 315         {
 316                 bool b = keyWasDown[keyCode];
 317                 if (b)
 318                         keyWasDown.unset(keyCode);
 319                 return b;
 320         }
 321
 322         s32 getMouseWheel()
 323         {
 324                 s32 a = mouse_wheel;
 325                 mouse_wheel = 0;
 326                 return a;
 327         }
 328
 329         void clearInput()
 330         {
 331                 keyIsDown.clear();
 332                 keyWasDown.clear();
 333
 334                 leftclicked = false;
 335                 rightclicked = false;
 336                 leftreleased = false;
 337                 rightreleased = false;
 338
 339                 left_active = false;
 340                 middle_active = false;
 341                 right_active = false;
 342
 343                 mouse_wheel = 0;
 344         }
 345
 346         MyEventReceiver()
 347         {
 348                 clearInput();
 349         }
 350
 351         bool leftclicked;
 352         bool rightclicked;
 353         bool leftreleased;
 354         bool rightreleased;
 355
 356         bool left_active;
 357         bool middle_active;
 358         bool right_active;
 359
 360         s32 mouse_wheel;
 361
 362 private:
 363         IrrlichtDevice *m_device;
 364
 365         // The current state of keys
 366         KeyList keyIsDown;
 367         // Whether a key has been pressed or not
 368         KeyList keyWasDown;
 369 };
 370
 371 /*
 372         Separated input handler
 373 */
 374
 375 class RealInputHandler : public InputHandler
 376 {
 377 public:
 378         RealInputHandler(IrrlichtDevice *device, MyEventReceiver *receiver):
 379                 m_device(device),
 380                 m_receiver(receiver)
 381         {
 382         }
 383         virtual bool isKeyDown(const KeyPress &keyCode)
 384         {
 385                 return m_receiver->IsKeyDown(keyCode);
 386         }
 387         virtual bool wasKeyDown(const KeyPress &keyCode)
 388         {
 389                 return m_receiver->WasKeyDown(keyCode);
 390         }
 391         virtual v2s32 getMousePos()
 392         {
 393                 return m_device->getCursorControl()->getPosition();
 394         }
 395         virtual void setMousePos(s32 x, s32 y)
 396         {
 397                 m_device->getCursorControl()->setPosition(x, y);
 398         }
 399
 400         virtual bool getLeftState()
 401         {
 402                 return m_receiver->left_active;
 403         }
 404         virtual bool getRightState()
 405         {
 406                 return m_receiver->right_active;
 407         }
 408
 409         virtual bool getLeftClicked()
 410         {
 411                 return m_receiver->leftclicked;
 412         }
 413         virtual bool getRightClicked()
 414         {
 415                 return m_receiver->rightclicked;
 416         }
 417         virtual void resetLeftClicked()
 418         {
 419                 m_receiver->leftclicked = false;
 420         }
 421         virtual void resetRightClicked()
 422         {
 423                 m_receiver->rightclicked = false;
 424         }
 425
 426         virtual bool getLeftReleased()
 427         {
 428                 return m_receiver->leftreleased;
 429         }
 430         virtual bool getRightReleased()
 431         {
 432                 return m_receiver->rightreleased;
 433         }
 434         virtual void resetLeftReleased()
 435         {
 436                 m_receiver->leftreleased = false;
 437         }
 438         virtual void resetRightReleased()
 439         {
 440                 m_receiver->rightreleased = false;
 441         }
 442
 443         virtual s32 getMouseWheel()
 444         {
 445                 return m_receiver->getMouseWheel();
 446         }
 447
 448         void clear()
 449         {
 450                 m_receiver->clearInput();
 451         }
 452 private:
 453         IrrlichtDevice *m_device;
 454         MyEventReceiver *m_receiver;
 455 };
 456
 457 class RandomInputHandler : public InputHandler
 458 {
 459 public:
 460         RandomInputHandler()
 461         {
 462                 leftdown = false;
 463                 rightdown = false;
 464                 leftclicked = false;
 465                 rightclicked = false;
 466                 leftreleased = false;
 467                 rightreleased = false;
 468                 keydown.clear();
 469         }
 470         virtual bool isKeyDown(const KeyPress &keyCode)
 471         {
 472                 return keydown[keyCode];
 473         }
 474         virtual bool wasKeyDown(const KeyPress &keyCode)
 475         {
 476                 return false;
 477         }
 478         virtual v2s32 getMousePos()
 479         {
 480                 return mousepos;
 481         }
 482         virtual void setMousePos(s32 x, s32 y)
 483         {
 484                 mousepos = v2s32(x,y);
 485         }
 486
 487         virtual bool getLeftState()
 488         {
 489                 return leftdown;
 490         }
 491         virtual bool getRightState()
 492         {
 493                 return rightdown;
 494         }
 495
 496         virtual bool getLeftClicked()
 497         {
 498                 return leftclicked;
 499         }
 500         virtual bool getRightClicked()
 501         {
 502                 return rightclicked;
 503         }
 504         virtual void resetLeftClicked()
 505         {
 506                 leftclicked = false;
 507         }
 508         virtual void resetRightClicked()
 509         {
 510                 rightclicked = false;
 511         }
 512
 513         virtual bool getLeftReleased()
 514         {
 515                 return leftreleased;
 516         }
 517         virtual bool getRightReleased()
 518         {
 519                 return rightreleased;
 520         }
 521         virtual void resetLeftReleased()
 522         {
 523                 leftreleased = false;
 524         }
 525         virtual void resetRightReleased()
 526         {
 527                 rightreleased = false;
 528         }
 529
 530         virtual s32 getMouseWheel()
 531         {
 532                 return 0;
 533         }
 534
 535         virtual void step(float dtime)
 536         {
 537                 {
 538                         static float counter1 = 0;
 539                         counter1 -= dtime;
 540                         if(counter1 < 0.0)
 541                         {
 542                                 counter1 = 0.1*Rand(1, 40);
 543                                 keydown.toggle(getKeySetting("keymap_jump"));
 544                         }
 545                 }
 546                 {
 547                         static float counter1 = 0;
 548                         counter1 -= dtime;
 549                         if(counter1 < 0.0)
 550                         {
 551                                 counter1 = 0.1*Rand(1, 40);
 552                                 keydown.toggle(getKeySetting("keymap_special1"));
 553                         }
 554                 }
 555                 {
 556                         static float counter1 = 0;
 557                         counter1 -= dtime;
 558                         if(counter1 < 0.0)
 559                         {
 560                                 counter1 = 0.1*Rand(1, 40);
 561                                 keydown.toggle(getKeySetting("keymap_forward"));
 562                         }
 563                 }
 564                 {
 565                         static float counter1 = 0;
 566                         counter1 -= dtime;
 567                         if(counter1 < 0.0)
 568                         {
 569                                 counter1 = 0.1*Rand(1, 40);
 570                                 keydown.toggle(getKeySetting("keymap_left"));
 571                         }
 572                 }
 573                 {
 574                         static float counter1 = 0;
 575                         counter1 -= dtime;
 576                         if(counter1 < 0.0)
 577                         {
 578                                 counter1 = 0.1*Rand(1, 20);
 579                                 mousespeed = v2s32(Rand(-20,20), Rand(-15,20));
 580                         }
 581                 }
 582                 {
 583                         static float counter1 = 0;
 584                         counter1 -= dtime;
 585                         if(counter1 < 0.0)
 586                         {
 587                                 counter1 = 0.1*Rand(1, 30);
 588                                 leftdown = !leftdown;
 589                                 if(leftdown)
 590                                         leftclicked = true;
 591                                 if(!leftdown)
 592                                         leftreleased = true;
 593                         }
 594                 }
 595                 {
 596                         static float counter1 = 0;
 597                         counter1 -= dtime;
 598                         if(counter1 < 0.0)
 599                         {
 600                                 counter1 = 0.1*Rand(1, 15);
 601                                 rightdown = !rightdown;
 602                                 if(rightdown)
 603                                         rightclicked = true;
 604                                 if(!rightdown)
 605                                         rightreleased = true;
 606                         }
 607                 }
 608                 mousepos += mousespeed;
 609         }
 610
 611         s32 Rand(s32 min, s32 max)
 612         {
 613                 return (myrand()%(max-min+1))+min;
 614         }
 615 private:
 616         KeyList keydown;
 617         v2s32 mousepos;
 618         v2s32 mousespeed;
 619         bool leftdown;
 620         bool rightdown;
 621         bool leftclicked;
 622         bool rightclicked;
 623         bool leftreleased;
 624         bool rightreleased;
 625 };
 626
 627 #endif // !SERVER
 628
 629 // These are defined global so that they're not optimized too much.
 630 // Can't change them to volatile.
 631 s16 temp16;
 632 f32 tempf;
 633 v3f tempv3f1;
 634 v3f tempv3f2;
 635 std::string tempstring;
 636 std::string tempstring2;
 637
 638 void SpeedTests()
 639 {
 640         {
 641                 infostream<<"The following test should take around 20ms."<<std::endl;
 642                 TimeTaker timer("Testing std::string speed");
 643                 const u32 jj = 10000;
 644                 for(u32 j=0; j<jj; j++)
 645                 {
 646                         tempstring = "";
 647                         tempstring2 = "";
 648                         const u32 ii = 10;
 649                         for(u32 i=0; i<ii; i++){
 650                                 tempstring2 += "asd";
 651                         }
 652                         for(u32 i=0; i<ii+1; i++){
 653                                 tempstring += "asd";
 654                                 if(tempstring == tempstring2)
 655                                         break;
 656                         }
 657                 }
 658         }
 659
 660         infostream<<"All of the following tests should take around 100ms each."
 661                         <<std::endl;
 662
 663         {
 664                 TimeTaker timer("Testing floating-point conversion speed");
 665                 tempf = 0.001;
 666                 for(u32 i=0; i<4000000; i++){
 667                         temp16 += tempf;
 668                         tempf += 0.001;
 669                 }
 670         }
 671
 672         {
 673                 TimeTaker timer("Testing floating-point vector speed");
 674
 675                 tempv3f1 = v3f(1,2,3);
 676                 tempv3f2 = v3f(4,5,6);
 677                 for(u32 i=0; i<10000000; i++){
 678                         tempf += tempv3f1.dotProduct(tempv3f2);
 679                         tempv3f2 += v3f(7,8,9);
 680                 }
 681         }
 682
 683         {
 684                 TimeTaker timer("Testing std::map speed");
 685
 686                 std::map<v2s16, f32> map1;
 687                 tempf = -324;
 688                 const s16 ii=300;
 689                 for(s16 y=0; y<ii; y++){
 690                         for(s16 x=0; x<ii; x++){
 691                                 map1[v2s16(x,y)] =  tempf;
 692                                 tempf += 1;
 693                         }
 694                 }
 695                 for(s16 y=ii-1; y>=0; y--){
 696                         for(s16 x=0; x<ii; x++){
 697                                 tempf = map1[v2s16(x,y)];
 698                         }
 699                 }
 700         }
 701
 702         {
 703                 infostream<<"Around 5000/ms should do well here."<<std::endl;
 704                 TimeTaker timer("Testing mutex speed");
 705
 706                 JMutex m;
 707                 u32 n = 0;
 708                 u32 i = 0;
 709                 do{
 710                         n += 10000;
 711                         for(; i<n; i++){
 712                                 m.Lock();
 713                                 m.Unlock();
 714                         }
 715                 }
 716                 // Do at least 10ms
 717                 while(timer.getTimerTime() < 10);
 718
 719                 u32 dtime = timer.stop();
 720                 u32 per_ms = n / dtime;
 721                 infostream<<"Done. "<<dtime<<"ms, "
 722                                 <<per_ms<<"/ms"<<std::endl;
 723         }
 724 }
 725
 726 static void print_worldspecs(const std::vector<WorldSpec> &worldspecs,
 727                 std::ostream &os)
 728 {
 729         for(u32 i=0; i<worldspecs.size(); i++){
 730                 std::string name = worldspecs[i].name;
 731                 std::string path = worldspecs[i].path;
 732                 if(name.find(" ") != std::string::npos)
 733                         name = std::string("'") + name + "'";
 734                 path = std::string("'") + path + "'";
 735                 name = padStringRight(name, 14);
 736                 os<<"  "<<name<<" "<<path<<std::endl;
 737         }
 738 }
 739
 740 int main(int argc, char *argv[])
 741 {
 742         int retval = 0;
 743
 744         /*
 745                 Initialization
 746         */
 747
 748         log_add_output_maxlev(&main_stderr_log_out, LMT_ACTION);
 749         log_add_output_all_levs(&main_dstream_no_stderr_log_out);
 750
 751         log_register_thread("main");
 752         /*
 753                 Parse command line
 754         */
 755
 756         // List all allowed options
 757         std::map<std::string, ValueSpec> allowed_options;
 758         allowed_options.insert(std::make_pair("help", ValueSpec(VALUETYPE_FLAG,
 759                         _("Show allowed options"))));
 760         allowed_options.insert(std::make_pair("version", ValueSpec(VALUETYPE_FLAG,
 761                         _("Show version information"))));
 762         allowed_options.insert(std::make_pair("config", ValueSpec(VALUETYPE_STRING,
 763                         _("Load configuration from specified file"))));
 764         allowed_options.insert(std::make_pair("port", ValueSpec(VALUETYPE_STRING,
 765                         _("Set network port (UDP)"))));
 766         allowed_options.insert(std::make_pair("disable-unittests", ValueSpec(VALUETYPE_FLAG,
 767                         _("Disable unit tests"))));
 768         allowed_options.insert(std::make_pair("enable-unittests", ValueSpec(VALUETYPE_FLAG,
 769                         _("Enable unit tests"))));
 770         allowed_options.insert(std::make_pair("map-dir", ValueSpec(VALUETYPE_STRING,
 771                         _("Same as --world (deprecated)"))));
 772         allowed_options.insert(std::make_pair("world", ValueSpec(VALUETYPE_STRING,
 773                         _("Set world path (implies local game) ('list' lists all)"))));
 774         allowed_options.insert(std::make_pair("worldname", ValueSpec(VALUETYPE_STRING,
 775                         _("Set world by name (implies local game)"))));
 776         allowed_options.insert(std::make_pair("info", ValueSpec(VALUETYPE_FLAG,
 777                         _("Print more information to console"))));
 778         allowed_options.insert(std::make_pair("verbose",  ValueSpec(VALUETYPE_FLAG,
 779                         _("Print even more information to console"))));
 780         allowed_options.insert(std::make_pair("trace", ValueSpec(VALUETYPE_FLAG,
 781                         _("Print enormous amounts of information to log and console"))));
 782         allowed_options.insert(std::make_pair("logfile", ValueSpec(VALUETYPE_STRING,
 783                         _("Set logfile path ('' = no logging)"))));
 784         allowed_options.insert(std::make_pair("gameid", ValueSpec(VALUETYPE_STRING,
 785                         _("Set gameid (\"--gameid list\" prints available ones)"))));
 786         allowed_options.insert(std::make_pair("migrate", ValueSpec(VALUETYPE_STRING,
 787                         _("Migrate from current map backend to another (Only works when using minetestserver or with --server)"))));
 788 #ifndef SERVER
 789         allowed_options.insert(std::make_pair("videomodes", ValueSpec(VALUETYPE_FLAG,
 790                         _("Show available video modes"))));
 791         allowed_options.insert(std::make_pair("speedtests", ValueSpec(VALUETYPE_FLAG,
 792                         _("Run speed tests"))));
 793         allowed_options.insert(std::make_pair("address", ValueSpec(VALUETYPE_STRING,
 794                         _("Address to connect to. ('' = local game)"))));
 795         allowed_options.insert(std::make_pair("random-input", ValueSpec(VALUETYPE_FLAG,
 796                         _("Enable random user input, for testing"))));
 797         allowed_options.insert(std::make_pair("server", ValueSpec(VALUETYPE_FLAG,
 798                         _("Run dedicated server"))));
 799         allowed_options.insert(std::make_pair("name", ValueSpec(VALUETYPE_STRING,
 800                         _("Set player name"))));
 801         allowed_options.insert(std::make_pair("password", ValueSpec(VALUETYPE_STRING,
 802                         _("Set password"))));
 803         allowed_options.insert(std::make_pair("go", ValueSpec(VALUETYPE_FLAG,
 804                         _("Disable main menu"))));
 805 #endif
 806
 807         Settings cmd_args;
 808
 809         bool ret = cmd_args.parseCommandLine(argc, argv, allowed_options);
 810
 811         if(ret == false || cmd_args.getFlag("help") || cmd_args.exists("nonopt1"))
 812         {
 813                 dstream<<_("Allowed options:")<<std::endl;
 814                 for(std::map<std::string, ValueSpec>::iterator
 815                                 i = allowed_options.begin();
 816                                 i != allowed_options.end(); ++i)
 817                 {
 818                         std::ostringstream os1(std::ios::binary);
 819                         os1<<"  --"<<i->first;
 820                         if(i->second.type == VALUETYPE_FLAG)
 821                                 {}
 822                         else
 823                                 os1<<_(" <value>");
 824                         dstream<<padStringRight(os1.str(), 24);
 825
 826                         if(i->second.help != NULL)
 827                                 dstream<<i->second.help;
 828                         dstream<<std::endl;
 829                 }
 830
 831                 return cmd_args.getFlag("help") ? 0 : 1;
 832         }
 833
 834         if(cmd_args.getFlag("version"))
 835         {
 836 #ifdef SERVER
 837                 dstream<<"minetestserver "<<minetest_version_hash<<std::endl;
 838 #else
 839                 dstream<<"Minetest "<<minetest_version_hash<<std::endl;
 840                 dstream<<"Using Irrlicht "<<IRRLICHT_SDK_VERSION<<std::endl;
 841 #endif
 842                 dstream<<"Build info: "<<minetest_build_info<<std::endl;
 843                 return 0;
 844         }
 845
 846         /*
 847                 Low-level initialization
 848         */
 849
 850         // If trace is enabled, enable logging of certain things
 851         if(cmd_args.getFlag("trace")){
 852                 dstream<<_("Enabling trace level debug output")<<std::endl;
 853                 log_trace_level_enabled = true;
 854                 dout_con_ptr = &verbosestream; // this is somewhat old crap
 855                 socket_enable_debug_output = true; // socket doesn't use log.h
 856         }
 857         // In certain cases, output info level on stderr
 858         if(cmd_args.getFlag("info") || cmd_args.getFlag("verbose") ||
 859                         cmd_args.getFlag("trace") || cmd_args.getFlag("speedtests"))
 860                 log_add_output(&main_stderr_log_out, LMT_INFO);
 861         // In certain cases, output verbose level on stderr
 862         if(cmd_args.getFlag("verbose") || cmd_args.getFlag("trace"))
 863                 log_add_output(&main_stderr_log_out, LMT_VERBOSE);
 864
 865         porting::signal_handler_init();
 866         bool &kill = *porting::signal_handler_killstatus();
 867
 868         porting::initializePaths();
 869
 870         // Create user data directory
 871         fs::CreateDir(porting::path_user);
 872
 873         infostream<<"path_share = "<<porting::path_share<<std::endl;
 874         infostream<<"path_user  = "<<porting::path_user<<std::endl;
 875
 876         // Initialize debug stacks
 877         debug_stacks_init();
 878         DSTACK(__FUNCTION_NAME);
 879
 880         // Debug handler
 881         BEGIN_DEBUG_EXCEPTION_HANDLER
 882
 883         // List gameids if requested
 884         if(cmd_args.exists("gameid") && cmd_args.get("gameid") == "list")
 885         {
 886                 std::set<std::string> gameids = getAvailableGameIds();
 887                 for(std::set<std::string>::const_iterator i = gameids.begin();
 888                                 i != gameids.end(); i++)
 889                         dstream<<(*i)<<std::endl;
 890                 return 0;
 891         }
 892
 893         // List worlds if requested
 894         if(cmd_args.exists("world") && cmd_args.get("world") == "list"){
 895                 dstream<<_("Available worlds:")<<std::endl;
 896                 std::vector<WorldSpec> worldspecs = getAvailableWorlds();
 897                 print_worldspecs(worldspecs, dstream);
 898                 return 0;
 899         }
 900
 901         // Print startup message
 902         infostream<<PROJECT_NAME<<
 903                         " "<<_("with")<<" SER_FMT_VER_HIGHEST_READ="<<(int)SER_FMT_VER_HIGHEST_READ
 904                         <<", "<<minetest_build_info
 905                         <<std::endl;
 906
 907         /*
 908                 Basic initialization
 909         */
 910
 911         // Initialize default settings
 912         set_default_settings(g_settings);
 913
 914         // Initialize sockets
 915         sockets_init();
 916         atexit(sockets_cleanup);
 917
 918         /*
 919                 Read config file
 920         */
 921
 922         // Path of configuration file in use
 923         g_settings_path = "";
 924
 925         if(cmd_args.exists("config"))
 926         {
 927                 bool r = g_settings->readConfigFile(cmd_args.get("config").c_str());
 928                 if(r == false)
 929                 {
 930                         errorstream<<"Could not read configuration from \""
 931                                         <<cmd_args.get("config")<<"\""<<std::endl;
 932                         return 1;
 933                 }
 934                 g_settings_path = cmd_args.get("config");
 935         }
 936         else
 937         {
 938                 std::vector<std::string> filenames;
 939                 filenames.push_back(porting::path_user +
 940                                 DIR_DELIM + "minetest.conf");
 941                 // Legacy configuration file location
 942                 filenames.push_back(porting::path_user +
 943                                 DIR_DELIM + ".." + DIR_DELIM + "minetest.conf");
 944 #if RUN_IN_PLACE
 945                 // Try also from a lower level (to aid having the same configuration
 946                 // for many RUN_IN_PLACE installs)
 947                 filenames.push_back(porting::path_user +
 948                                 DIR_DELIM + ".." + DIR_DELIM + ".." + DIR_DELIM + "minetest.conf");
 949 #endif
 950
 951                 for(u32 i=0; i<filenames.size(); i++)
 952                 {
 953                         bool r = g_settings->readConfigFile(filenames[i].c_str());
 954                         if(r)
 955                         {
 956                                 g_settings_path = filenames[i];
 957                                 break;
 958                         }
 959                 }
 960
 961                 // If no path found, use the first one (menu creates the file)
 962                 if(g_settings_path == "")
 963                         g_settings_path = filenames[0];
 964         }
 965
 966         // Initialize debug streams
 967 #define DEBUGFILE "debug.txt"
 968 #if RUN_IN_PLACE
 969         std::string logfile = DEBUGFILE;
 970 #else
 971         std::string logfile = porting::path_user+DIR_DELIM+DEBUGFILE;
 972 #endif
 973         if(cmd_args.exists("logfile"))
 974                 logfile = cmd_args.get("logfile");
 975
 976         log_remove_output(&main_dstream_no_stderr_log_out);
 977         int loglevel = g_settings->getS32("debug_log_level");
 978
 979         if (loglevel == 0) //no logging
 980                 logfile = "";
 981         else if (loglevel > 0 && loglevel <= LMT_NUM_VALUES)
 982                 log_add_output_maxlev(&main_dstream_no_stderr_log_out, (LogMessageLevel)(loglevel - 1));
 983
 984         if(logfile != "")
 985                 debugstreams_init(false, logfile.c_str());
 986         else
 987                 debugstreams_init(false, NULL);
 988
 989         infostream<<"logfile    = "<<logfile<<std::endl;
 990
 991         // Initialize random seed
 992         srand(time(0));
 993         mysrand(time(0));
 994
 995         // Initialize HTTP fetcher
 996         httpfetch_init(g_settings->getS32("curl_parallel_limit"));
 997
 998         /*
 999                 Run unit tests
1000         */
1001
1002         if((ENABLE_TESTS && cmd_args.getFlag("disable-unittests") == false)
1003                         || cmd_args.getFlag("enable-unittests") == true)
1004         {
1005                 run_tests();
1006         }
1007 #ifdef _MSC_VER
1008         init_gettext((porting::path_share + DIR_DELIM + "locale").c_str(),g_settings->get("language"),argc,argv);
1009 #else
1010         init_gettext((porting::path_share + DIR_DELIM + "locale").c_str(),g_settings->get("language"));
1011 #endif
1012
1013         /*
1014                 Game parameters
1015         */
1016
1017         // Port
1018         u16 port = 30000;
1019         if(cmd_args.exists("port"))
1020                 port = cmd_args.getU16("port");
1021         else if(g_settings->exists("port"))
1022                 port = g_settings->getU16("port");
1023         if(port == 0)
1024                 port = 30000;
1025
1026         // Bind address
1027         std::string bind_str = g_settings->get("bind_address");
1028         Address bind_addr(0,0,0,0, port);
1029         try {
1030                 bind_addr.Resolve(bind_str.c_str());
1031         } catch (ResolveError &e) {
1032                 infostream << "Resolving bind address \"" << bind_str
1033                            << "\" failed: " << e.what()
1034                            << " -- Listening on all addresses." << std::endl;
1035
1036                 if (g_settings->getBool("ipv6_server")) {
1037                         bind_addr.setAddress((IPv6AddressBytes*) NULL);
1038                 }
1039         }
1040
1041         // World directory
1042         std::string commanded_world = "";
1043         if(cmd_args.exists("world"))
1044                 commanded_world = cmd_args.get("world");
1045         else if(cmd_args.exists("map-dir"))
1046                 commanded_world = cmd_args.get("map-dir");
1047         else if(cmd_args.exists("nonopt0")) // First nameless argument
1048                 commanded_world = cmd_args.get("nonopt0");
1049         else if(g_settings->exists("map-dir"))
1050                 commanded_world = g_settings->get("map-dir");
1051
1052         // World name
1053         std::string commanded_worldname = "";
1054         if(cmd_args.exists("worldname"))
1055                 commanded_worldname = cmd_args.get("worldname");
1056
1057         // Strip world.mt from commanded_world
1058         {
1059                 std::string worldmt = "world.mt";
1060                 if(commanded_world.size() > worldmt.size() &&
1061                                 commanded_world.substr(commanded_world.size()-worldmt.size())
1062                                 == worldmt){
1063                         dstream<<_("Supplied world.mt file - stripping it off.")<<std::endl;
1064                         commanded_world = commanded_world.substr(
1065                                         0, commanded_world.size()-worldmt.size());
1066                 }
1067         }
1068
1069         // If a world name was specified, convert it to a path
1070         if(commanded_worldname != ""){
1071                 // Get information about available worlds
1072                 std::vector<WorldSpec> worldspecs = getAvailableWorlds();
1073                 bool found = false;
1074                 for(u32 i=0; i<worldspecs.size(); i++){
1075                         std::string name = worldspecs[i].name;
1076                         if(name == commanded_worldname){
1077                                 if(commanded_world != ""){
1078                                         dstream<<_("--worldname takes precedence over previously "
1079                                                         "selected world.")<<std::endl;
1080                                 }
1081                                 commanded_world = worldspecs[i].path;
1082                                 found = true;
1083                                 break;
1084                         }
1085                 }
1086                 if(!found){
1087                         dstream<<_("World")<<" '"<<commanded_worldname<<_("' not "
1088                                         "available. Available worlds:")<<std::endl;
1089                         print_worldspecs(worldspecs, dstream);
1090                         return 1;
1091                 }
1092         }
1093
1094         // Gamespec
1095         SubgameSpec commanded_gamespec;
1096         if(cmd_args.exists("gameid")){
1097                 std::string gameid = cmd_args.get("gameid");
1098                 commanded_gamespec = findSubgame(gameid);
1099                 if(!commanded_gamespec.isValid()){
1100                         errorstream<<"Game \""<<gameid<<"\" not found"<<std::endl;
1101                         return 1;
1102                 }
1103         }
1104
1105
1106         /*
1107                 Run dedicated server if asked to or no other option
1108         */
1109 #ifdef SERVER
1110         bool run_dedicated_server = true;
1111 #else
1112         bool run_dedicated_server = cmd_args.getFlag("server");
1113 #endif
1114         g_settings->set("server_dedicated", run_dedicated_server ? "true" : "false");
1115         if(run_dedicated_server)
1116         {
1117                 DSTACK("Dedicated server branch");
1118                 // Create time getter if built with Irrlicht
1119 #ifndef SERVER
1120                 g_timegetter = new SimpleTimeGetter();
1121 #endif
1122
1123                 // World directory
1124                 std::string world_path;
1125                 verbosestream<<_("Determining world path")<<std::endl;
1126                 bool is_legacy_world = false;
1127                 // If a world was commanded, use it
1128                 if(commanded_world != ""){
1129                         world_path = commanded_world;
1130                         infostream<<"Using commanded world path ["<<world_path<<"]"
1131                                         <<std::endl;
1132                 }
1133                 // No world was specified; try to select it automatically
1134                 else
1135                 {
1136                         // Get information about available worlds
1137                         std::vector<WorldSpec> worldspecs = getAvailableWorlds();
1138                         // If a world name was specified, select it
1139                         if(commanded_worldname != ""){
1140                                 world_path = "";
1141                                 for(u32 i=0; i<worldspecs.size(); i++){
1142                                         std::string name = worldspecs[i].name;
1143                                         if(name == commanded_worldname){
1144                                                 world_path = worldspecs[i].path;
1145                                                 break;
1146                                         }
1147                                 }
1148                                 if(world_path == ""){
1149                                         dstream<<_("World")<<" '"<<commanded_worldname<<"' "<<_("not "
1150                                                         "available. Available worlds:")<<std::endl;
1151                                         print_worldspecs(worldspecs, dstream);
1152                                         return 1;
1153                                 }
1154                         }
1155                         // If there is only a single world, use it
1156                         if(worldspecs.size() == 1){
1157                                 world_path = worldspecs[0].path;
1158                                 dstream<<_("Automatically selecting world at")<<" ["
1159                                                 <<world_path<<"]"<<std::endl;
1160                         // If there are multiple worlds, list them
1161                         } else if(worldspecs.size() > 1){
1162                                 dstream<<_("Multiple worlds are available.")<<std::endl;
1163                                 dstream<<_("Please select one using --worldname <name>"
1164                                                 " or --world <path>")<<std::endl;
1165                                 print_worldspecs(worldspecs, dstream);
1166                                 return 1;
1167                         // If there are no worlds, automatically create a new one
1168                         } else {
1169                                 // This is the ultimate default world path
1170                                 world_path = porting::path_user + DIR_DELIM + "worlds" +
1171                                                 DIR_DELIM + "world";
1172                                 infostream<<"Creating default world at ["
1173                                                 <<world_path<<"]"<<std::endl;
1174                         }
1175                 }
1176
1177                 if(world_path == ""){
1178                         errorstream<<"No world path specified or found."<<std::endl;
1179                         return 1;
1180                 }
1181                 verbosestream<<_("Using world path")<<" ["<<world_path<<"]"<<std::endl;
1182
1183                 // We need a gamespec.
1184                 SubgameSpec gamespec;
1185                 verbosestream<<_("Determining gameid/gamespec")<<std::endl;
1186                 // If world doesn't exist
1187                 if(!getWorldExists(world_path))
1188                 {
1189                         // Try to take gamespec from command line
1190                         if(commanded_gamespec.isValid()){
1191                                 gamespec = commanded_gamespec;
1192                                 infostream<<"Using commanded gameid ["<<gamespec.id<<"]"<<std::endl;
1193                         }
1194                         // Otherwise we will be using "minetest"
1195                         else{
1196                                 gamespec = findSubgame(g_settings->get("default_game"));
1197                                 infostream<<"Using default gameid ["<<gamespec.id<<"]"<<std::endl;
1198                         }
1199                 }
1200                 // World exists
1201                 else
1202                 {
1203                         std::string world_gameid = getWorldGameId(world_path, is_legacy_world);
1204                         // If commanded to use a gameid, do so
1205                         if(commanded_gamespec.isValid()){
1206                                 gamespec = commanded_gamespec;
1207                                 if(commanded_gamespec.id != world_gameid){
1208                                         errorstream<<"WARNING: Using commanded gameid ["
1209                                                         <<gamespec.id<<"]"<<" instead of world gameid ["
1210                                                         <<world_gameid<<"]"<<std::endl;
1211                                 }
1212                         } else{
1213                                 // If world contains an embedded game, use it;
1214                                 // Otherwise find world from local system.
1215                                 gamespec = findWorldSubgame(world_path);
1216                                 infostream<<"Using world gameid ["<<gamespec.id<<"]"<<std::endl;
1217                         }
1218                 }
1219                 if(!gamespec.isValid()){
1220                         errorstream<<"Subgame ["<<gamespec.id<<"] could not be found."
1221                                         <<std::endl;
1222                         return 1;
1223                 }
1224                 verbosestream<<_("Using gameid")<<" ["<<gamespec.id<<"]"<<std::endl;
1225
1226                 // Create server
1227                 Server server(world_path, gamespec, false);
1228
1229                 // Database migration
1230                 if (cmd_args.exists("migrate")) {
1231                         std::string migrate_to = cmd_args.get("migrate");
1232                         Settings world_mt;
1233                         bool success = world_mt.readConfigFile((world_path + DIR_DELIM + "world.mt").c_str());
1234                         if (!success) {
1235                                 errorstream << "Cannot read world.mt" << std::endl;
1236                                 return 1;
1237                         }
1238                         if (!world_mt.exists("backend")) {
1239                                 errorstream << "Please specify your current backend in world.mt file:"
1240                                         << std::endl << "       backend = {sqlite3|leveldb|dummy}" << std::endl;
1241                                 return 1;
1242                         }
1243                         std::string backend = world_mt.get("backend");
1244                         Database *new_db;
1245                         if (backend == migrate_to) {
1246                                 errorstream << "Cannot migrate: new backend is same as the old one" << std::endl;
1247                                 return 1;
1248                         }
1249                         if (migrate_to == "sqlite3")
1250                                 new_db = new Database_SQLite3(&(ServerMap&)server.getMap(), world_path);
1251                         #if USE_LEVELDB
1252                         else if (migrate_to == "leveldb")
1253                                 new_db = new Database_LevelDB(&(ServerMap&)server.getMap(), world_path);
1254                         #endif
1255                         else {
1256                                 errorstream << "Migration to " << migrate_to << " is not supported" << std::endl;
1257                                 return 1;
1258                         }
1259
1260                         std::list<v3s16> blocks;
1261                         ServerMap &old_map = ((ServerMap&)server.getMap());
1262                         old_map.listAllLoadableBlocks(blocks);
1263                         int count = 0;
1264                         new_db->beginSave();
1265                         for (std::list<v3s16>::iterator i = blocks.begin(); i != blocks.end(); ++i) {
1266                                 MapBlock *block = old_map.loadBlock(*i);
1267                                 new_db->saveBlock(block);
1268                                 MapSector *sector = old_map.getSectorNoGenerate(v2s16(i->X, i->Z));
1269                                 sector->deleteBlock(block);
1270                                 ++count;
1271                                 if (count % 500 == 0)
1272                                         actionstream << "Migrated " << count << " blocks "
1273                                                 << (100.0 * count / blocks.size()) << "% completed" << std::endl;
1274                         }
1275                         new_db->endSave();
1276                         delete new_db;
1277
1278                         actionstream << "Successfully migrated " << count << " blocks" << std::endl;
1279                         world_mt.set("backend", migrate_to);
1280                         if(!world_mt.updateConfigFile((world_path + DIR_DELIM + "world.mt").c_str()))
1281                                 errorstream<<"Failed to update world.mt!"<<std::endl;
1282                         else
1283                                 actionstream<<"world.mt updated"<<std::endl;
1284
1285                         return 0;
1286                 }
1287
1288                 server.start(bind_addr);
1289
1290                 // Run server
1291                 dedicated_server_loop(server, kill);
1292
1293                 return 0;
1294         }
1295
1296 #ifndef SERVER // Exclude from dedicated server build
1297
1298         /*
1299                 More parameters
1300         */
1301
1302         std::string address = g_settings->get("address");
1303         if(commanded_world != "")
1304                 address = "";
1305         else if(cmd_args.exists("address"))
1306                 address = cmd_args.get("address");
1307
1308         std::string playername = g_settings->get("name");
1309         if(cmd_args.exists("name"))
1310                 playername = cmd_args.get("name");
1311
1312         bool skip_main_menu = cmd_args.getFlag("go");
1313
1314         /*
1315                 Device initialization
1316         */
1317
1318         // Resolution selection
1319
1320         bool fullscreen = g_settings->getBool("fullscreen");
1321         u16 screenW = g_settings->getU16("screenW");
1322         u16 screenH = g_settings->getU16("screenH");
1323
1324         // bpp, fsaa, vsync
1325
1326         bool vsync = g_settings->getBool("vsync");
1327         u16 bits = g_settings->getU16("fullscreen_bpp");
1328         u16 fsaa = g_settings->getU16("fsaa");
1329
1330         // Determine driver
1331
1332         video::E_DRIVER_TYPE driverType;
1333
1334         std::string driverstring = g_settings->get("video_driver");
1335
1336         if(driverstring == "null")
1337                 driverType = video::EDT_NULL;
1338         else if(driverstring == "software")
1339                 driverType = video::EDT_SOFTWARE;
1340         else if(driverstring == "burningsvideo")
1341                 driverType = video::EDT_BURNINGSVIDEO;
1342         else if(driverstring == "direct3d8")
1343                 driverType = video::EDT_DIRECT3D8;
1344         else if(driverstring == "direct3d9")
1345                 driverType = video::EDT_DIRECT3D9;
1346         else if(driverstring == "opengl")
1347                 driverType = video::EDT_OPENGL;
1348 #ifdef _IRR_COMPILE_WITH_OGLES1_
1349         else if(driverstring == "ogles1")
1350                 driverType = video::EDT_OGLES1;
1351 #endif
1352 #ifdef _IRR_COMPILE_WITH_OGLES2_
1353         else if(driverstring == "ogles2")
1354                 driverType = video::EDT_OGLES2;
1355 #endif
1356         else
1357         {
1358                 errorstream<<"WARNING: Invalid video_driver specified; defaulting "
1359                                 "to opengl"<<std::endl;
1360                 driverType = video::EDT_OPENGL;
1361         }
1362
1363         /*
1364                 List video modes if requested
1365         */
1366
1367         MyEventReceiver receiver;
1368
1369         if(cmd_args.getFlag("videomodes")){
1370                 IrrlichtDevice *nulldevice;
1371
1372                 SIrrlichtCreationParameters params = SIrrlichtCreationParameters();
1373                 params.DriverType    = video::EDT_NULL;
1374                 params.WindowSize    = core::dimension2d<u32>(640, 480);
1375                 params.Bits          = 24;
1376                 params.AntiAlias     = fsaa;
1377                 params.Fullscreen    = false;
1378                 params.Stencilbuffer = false;
1379                 params.Vsync         = vsync;
1380                 params.EventReceiver = &receiver;
1381                 params.HighPrecisionFPU = g_settings->getBool("high_precision_fpu");
1382
1383                 nulldevice = createDeviceEx(params);
1384
1385                 if(nulldevice == 0)
1386                         return 1;
1387
1388                 dstream<<_("Available video modes (WxHxD):")<<std::endl;
1389
1390                 video::IVideoModeList *videomode_list =
1391                                 nulldevice->getVideoModeList();
1392
1393                 if(videomode_list == 0){
1394                         nulldevice->drop();
1395                         return 1;
1396                 }
1397
1398                 s32 videomode_count = videomode_list->getVideoModeCount();
1399                 core::dimension2d<u32> videomode_res;
1400                 s32 videomode_depth;
1401                 for (s32 i = 0; i < videomode_count; ++i){
1402                         videomode_res = videomode_list->getVideoModeResolution(i);
1403                         videomode_depth = videomode_list->getVideoModeDepth(i);
1404                         dstream<<videomode_res.Width<<"x"<<videomode_res.Height
1405                                         <<"x"<<videomode_depth<<std::endl;
1406                 }
1407
1408                 dstream<<_("Active video mode (WxHxD):")<<std::endl;
1409                 videomode_res = videomode_list->getDesktopResolution();
1410                 videomode_depth = videomode_list->getDesktopDepth();
1411                 dstream<<videomode_res.Width<<"x"<<videomode_res.Height
1412                                 <<"x"<<videomode_depth<<std::endl;
1413
1414                 nulldevice->drop();
1415
1416                 return 0;
1417         }
1418
1419         /*
1420                 Create device and exit if creation failed
1421         */
1422
1423         IrrlichtDevice *device;
1424
1425         SIrrlichtCreationParameters params = SIrrlichtCreationParameters();
1426         params.DriverType    = driverType;
1427         params.WindowSize    = core::dimension2d<u32>(screenW, screenH);
1428         params.Bits          = bits;
1429         params.AntiAlias     = fsaa;
1430         params.Fullscreen    = fullscreen;
1431         params.Stencilbuffer = false;
1432         params.Vsync         = vsync;
1433         params.EventReceiver = &receiver;
1434         params.HighPrecisionFPU = g_settings->getBool("high_precision_fpu");
1435
1436         device = createDeviceEx(params);
1437
1438         if (device == 0)
1439                 return 1; // could not create selected driver.
1440
1441         /*
1442                 Continue initialization
1443         */
1444
1445         video::IVideoDriver* driver = device->getVideoDriver();
1446
1447         /*
1448                 This changes the minimum allowed number of vertices in a VBO.
1449                 Default is 500.
1450         */
1451         //driver->setMinHardwareBufferVertexCount(50);
1452
1453         // Create time getter
1454         g_timegetter = new IrrlichtTimeGetter(device);
1455
1456         // Create game callback for menus
1457         g_gamecallback = new MainGameCallback(device);
1458
1459         /*
1460                 Speed tests (done after irrlicht is loaded to get timer)
1461         */
1462         if(cmd_args.getFlag("speedtests"))
1463         {
1464                 dstream<<"Running speed tests"<<std::endl;
1465                 SpeedTests();
1466                 device->drop();
1467                 return 0;
1468         }
1469
1470         device->setResizable(true);
1471
1472         bool random_input = g_settings->getBool("random_input")
1473                         || cmd_args.getFlag("random-input");
1474         InputHandler *input = NULL;
1475         if(random_input)
1476                 input = new RandomInputHandler();
1477         else
1478                 input = new RealInputHandler(device, &receiver);
1479
1480         scene::ISceneManager* smgr = device->getSceneManager();
1481
1482         guienv = device->getGUIEnvironment();
1483         gui::IGUISkin* skin = guienv->getSkin();
1484         std::string font_path = g_settings->get("font_path");
1485         gui::IGUIFont *font;
1486         #if USE_FREETYPE
1487         bool use_freetype = g_settings->getBool("freetype");
1488         if (use_freetype) {
1489                 std::string fallback;
1490                 if (is_yes(gettext("needs_fallback_font")))
1491                         fallback = "fallback_";
1492                 u16 font_size = g_settings->getU16(fallback + "font_size");
1493                 font_path = g_settings->get(fallback + "font_path");
1494                 u32 font_shadow = g_settings->getU16(fallback + "font_shadow");
1495                 u32 font_shadow_alpha = g_settings->getU16(fallback + "font_shadow_alpha");
1496                 font = gui::CGUITTFont::createTTFont(guienv, font_path.c_str(), font_size, true, true, font_shadow, font_shadow_alpha);
1497         } else {
1498                 font = guienv->getFont(font_path.c_str());
1499         }
1500         #else
1501         font = guienv->getFont(font_path.c_str());
1502         #endif
1503         if(font)
1504                 skin->setFont(font);
1505         else
1506                 errorstream<<"WARNING: Font file was not found."
1507                                 " Using default font."<<std::endl;
1508         // If font was not found, this will get us one
1509         font = skin->getFont();
1510         assert(font);
1511
1512         u32 text_height = font->getDimension(L"Hello, world!").Height;
1513         infostream<<"text_height="<<text_height<<std::endl;
1514
1515         //skin->setColor(gui::EGDC_BUTTON_TEXT, video::SColor(255,0,0,0));
1516         skin->setColor(gui::EGDC_BUTTON_TEXT, video::SColor(255,255,255,255));
1517         //skin->setColor(gui::EGDC_3D_HIGH_LIGHT, video::SColor(0,0,0,0));
1518         //skin->setColor(gui::EGDC_3D_SHADOW, video::SColor(0,0,0,0));
1519         skin->setColor(gui::EGDC_3D_HIGH_LIGHT, video::SColor(255,0,0,0));
1520         skin->setColor(gui::EGDC_3D_SHADOW, video::SColor(255,0,0,0));
1521         skin->setColor(gui::EGDC_HIGH_LIGHT, video::SColor(255,70,100,50));
1522         skin->setColor(gui::EGDC_HIGH_LIGHT_TEXT, video::SColor(255,255,255,255));
1523
1524 #if (IRRLICHT_VERSION_MAJOR >= 1 && IRRLICHT_VERSION_MINOR >= 8) || IRRLICHT_VERSION_MAJOR >= 2
1525         // Irrlicht 1.8 input colours
1526         skin->setColor(gui::EGDC_EDITABLE, video::SColor(255,128,128,128));
1527         skin->setColor(gui::EGDC_FOCUSED_EDITABLE, video::SColor(255,96,134,49));
1528 #endif
1529
1530
1531         // Create the menu clouds
1532         if (!g_menucloudsmgr)
1533                 g_menucloudsmgr = smgr->createNewSceneManager();
1534         if (!g_menuclouds)
1535                 g_menuclouds = new Clouds(g_menucloudsmgr->getRootSceneNode(),
1536                         g_menucloudsmgr, -1, rand(), 100);
1537         g_menuclouds->update(v2f(0, 0), video::SColor(255,200,200,255));
1538         scene::ICameraSceneNode* camera;
1539         camera = g_menucloudsmgr->addCameraSceneNode(0,
1540                                 v3f(0,0,0), v3f(0, 60, 100));
1541         camera->setFarValue(10000);
1542
1543         /*
1544                 GUI stuff
1545         */
1546
1547         ChatBackend chat_backend;
1548
1549         /*
1550                 If an error occurs, this is set to something and the
1551                 menu-game loop is restarted. It is then displayed before
1552                 the menu.
1553         */
1554         std::wstring error_message = L"";
1555
1556         // The password entered during the menu screen,
1557         std::string password;
1558
1559         bool first_loop = true;
1560
1561         /*
1562                 Menu-game loop
1563         */
1564         while(device->run() && kill == false)
1565         {
1566                 // Set the window caption
1567                 wchar_t* text = wgettext("Main Menu");
1568                 device->setWindowCaption((std::wstring(L"Minetest [")+text+L"]").c_str());
1569                 delete[] text;
1570
1571                 // This is used for catching disconnects
1572                 try
1573                 {
1574
1575                         /*
1576                                 Clear everything from the GUIEnvironment
1577                         */
1578                         guienv->clear();
1579
1580                         /*
1581                                 We need some kind of a root node to be able to add
1582                                 custom gui elements directly on the screen.
1583                                 Otherwise they won't be automatically drawn.
1584                         */
1585                         guiroot = guienv->addStaticText(L"",
1586                                         core::rect<s32>(0, 0, 10000, 10000));
1587
1588                         SubgameSpec gamespec;
1589                         WorldSpec worldspec;
1590                         bool simple_singleplayer_mode = false;
1591
1592                         // These are set up based on the menu and other things
1593                         std::string current_playername = "inv£lid";
1594                         std::string current_password = "";
1595                         std::string current_address = "does-not-exist";
1596                         int current_port = 0;
1597
1598                         /*
1599                                 Out-of-game menu loop.
1600
1601                                 Loop quits when menu returns proper parameters.
1602                         */
1603                         while(kill == false)
1604                         {
1605                                 // If skip_main_menu, only go through here once
1606                                 if(skip_main_menu && !first_loop){
1607                                         kill = true;
1608                                         break;
1609                                 }
1610                                 first_loop = false;
1611
1612                                 // Cursor can be non-visible when coming from the game
1613                                 device->getCursorControl()->setVisible(true);
1614                                 // Some stuff are left to scene manager when coming from the game
1615                                 // (map at least?)
1616                                 smgr->clear();
1617
1618                                 // Initialize menu data
1619                                 MainMenuData menudata;
1620                                 menudata.address = address;
1621                                 menudata.name = playername;
1622                                 menudata.port = itos(port);
1623                                 menudata.errormessage = wide_to_narrow(error_message);
1624                                 error_message = L"";
1625                                 if(cmd_args.exists("password"))
1626                                         menudata.password = cmd_args.get("password");
1627
1628                                 driver->setTextureCreationFlag(video::ETCF_CREATE_MIP_MAPS, g_settings->getBool("mip_map"));
1629
1630                                 menudata.enable_public = g_settings->getBool("server_announce");
1631
1632                                 std::vector<WorldSpec> worldspecs = getAvailableWorlds();
1633
1634                                 // If a world was commanded, append and select it
1635                                 if(commanded_world != ""){
1636
1637                                         std::string gameid = getWorldGameId(commanded_world, true);
1638                                         std::string name = _("[--world parameter]");
1639                                         if(gameid == ""){
1640                                                 gameid = g_settings->get("default_game");
1641                                                 name += " [new]";
1642                                         }
1643                                         //TODO find within worldspecs and set config
1644                                 }
1645
1646                                 if(skip_main_menu == false)
1647                                 {
1648                                         video::IVideoDriver* driver = device->getVideoDriver();
1649
1650                                         infostream<<"Waiting for other menus"<<std::endl;
1651                                         while(device->run() && kill == false)
1652                                         {
1653                                                 if(noMenuActive())
1654                                                         break;
1655                                                 driver->beginScene(true, true,
1656                                                                 video::SColor(255,128,128,128));
1657                                                 guienv->drawAll();
1658                                                 driver->endScene();
1659                                                 // On some computers framerate doesn't seem to be
1660                                                 // automatically limited
1661                                                 sleep_ms(25);
1662                                         }
1663                                         infostream<<"Waited for other menus"<<std::endl;
1664
1665                                         GUIEngine* temp = new GUIEngine(device, guiroot, &g_menumgr,smgr,&menudata,kill);
1666
1667                                         delete temp;
1668                                         //once finished you'll never end up here
1669                                         smgr->clear();
1670                                 }
1671
1672                                 if(menudata.errormessage != ""){
1673                                         error_message = narrow_to_wide(menudata.errormessage);
1674                                         continue;
1675                                 }
1676
1677                                 //update worldspecs (necessary as new world may have been created)
1678                                 worldspecs = getAvailableWorlds();
1679
1680                                 if (menudata.name == "")
1681                                         menudata.name = std::string("Guest") + itos(myrand_range(1000,9999));
1682                                 else
1683                                         playername = menudata.name;
1684
1685                                 password = translatePassword(playername, narrow_to_wide(menudata.password));
1686                                 //infostream<<"Main: password hash: '"<<password<<"'"<<std::endl;
1687
1688                                 address = menudata.address;
1689                                 int newport = stoi(menudata.port);
1690                                 if(newport != 0)
1691                                         port = newport;
1692
1693                                 simple_singleplayer_mode = menudata.simple_singleplayer_mode;
1694
1695                                 // Save settings
1696                                 g_settings->set("name", playername);
1697
1698                                 if((menudata.selected_world >= 0) &&
1699                                                 (menudata.selected_world < (int)worldspecs.size()))
1700                                         g_settings->set("selected_world_path",
1701                                                         worldspecs[menudata.selected_world].path);
1702
1703                                 // Break out of menu-game loop to shut down cleanly
1704                                 if(device->run() == false || kill == true)
1705                                         break;
1706
1707                                 current_playername = playername;
1708                                 current_password = password;
1709                                 current_address = address;
1710                                 current_port = port;
1711
1712                                 // If using simple singleplayer mode, override
1713                                 if(simple_singleplayer_mode){
1714                                         current_playername = "singleplayer";
1715                                         current_password = "";
1716                                         current_address = "";
1717                                         current_port = myrand_range(49152, 65535);
1718                                 }
1719                                 else if (address != "")
1720                                 {
1721                                         ServerListSpec server;
1722                                         server["name"] = menudata.servername;
1723                                         server["address"] = menudata.address;
1724                                         server["port"] = menudata.port;
1725                                         server["description"] = menudata.serverdescription;
1726                                         ServerList::insert(server);
1727                                 }
1728
1729                                 // Set world path to selected one
1730                                 if ((menudata.selected_world >= 0) &&
1731                                         (menudata.selected_world < (int)worldspecs.size())) {
1732                                         worldspec = worldspecs[menudata.selected_world];
1733                                         infostream<<"Selected world: "<<worldspec.name
1734                                                         <<" ["<<worldspec.path<<"]"<<std::endl;
1735                                 }
1736
1737                                 // If local game
1738                                 if(current_address == "")
1739                                 {
1740                                         if(menudata.selected_world == -1){
1741                                                 error_message = wgettext("No world selected and no address "
1742                                                                 "provided. Nothing to do.");
1743                                                 errorstream<<wide_to_narrow(error_message)<<std::endl;
1744                                                 continue;
1745                                         }
1746                                         // Load gamespec for required game
1747                                         gamespec = findWorldSubgame(worldspec.path);
1748                                         if(!gamespec.isValid() && !commanded_gamespec.isValid()){
1749                                                 error_message = wgettext("Could not find or load game \"")
1750                                                                 + narrow_to_wide(worldspec.gameid) + L"\"";
1751                                                 errorstream<<wide_to_narrow(error_message)<<std::endl;
1752                                                 continue;
1753                                         }
1754                                         if(commanded_gamespec.isValid() &&
1755                                                         commanded_gamespec.id != worldspec.gameid){
1756                                                 errorstream<<"WARNING: Overriding gamespec from \""
1757                                                                 <<worldspec.gameid<<"\" to \""
1758                                                                 <<commanded_gamespec.id<<"\""<<std::endl;
1759                                                 gamespec = commanded_gamespec;
1760                                         }
1761
1762                                         if(!gamespec.isValid()){
1763                                                 error_message = wgettext("Invalid gamespec.");
1764                                                 error_message += L" (world_gameid="
1765                                                                 +narrow_to_wide(worldspec.gameid)+L")";
1766                                                 errorstream<<wide_to_narrow(error_message)<<std::endl;
1767                                                 continue;
1768                                         }
1769                                 }
1770
1771                                 // Continue to game
1772                                 break;
1773                         }
1774
1775                         // Break out of menu-game loop to shut down cleanly
1776                         if(device->run() == false || kill == true) {
1777                                 if(g_settings_path != "") {
1778                                         g_settings->updateConfigFile(
1779                                                 g_settings_path.c_str());
1780                                 }
1781                                 break;
1782                         }
1783
1784                         /*
1785                                 Run game
1786                         */
1787                         the_game(
1788                                 kill,
1789                                 random_input,
1790                                 input,
1791                                 device,
1792                                 font,
1793                                 worldspec.path,
1794                                 current_playername,
1795                                 current_password,
1796                                 current_address,
1797                                 current_port,
1798                                 error_message,
1799                                 chat_backend,
1800                                 gamespec,
1801                                 simple_singleplayer_mode
1802                         );
1803                         smgr->clear();
1804
1805                 } //try
1806                 catch(con::PeerNotFoundException &e)
1807                 {
1808                         error_message = wgettext("Connection error (timed out?)");
1809                         errorstream<<wide_to_narrow(error_message)<<std::endl;
1810                 }
1811 #ifdef NDEBUG
1812                 catch(std::exception &e)
1813                 {
1814                         std::string narrow_message = "Some exception: \"";
1815                         narrow_message += e.what();
1816                         narrow_message += "\"";
1817                         errorstream<<narrow_message<<std::endl;
1818                         error_message = narrow_to_wide(narrow_message);
1819                 }
1820 #endif
1821
1822                 // If no main menu, show error and exit
1823                 if(skip_main_menu)
1824                 {
1825                         if(error_message != L""){
1826                                 verbosestream<<"error_message = "
1827                                                 <<wide_to_narrow(error_message)<<std::endl;
1828                                 retval = 1;
1829                         }
1830                         break;
1831                 }
1832         } // Menu-game loop
1833
1834
1835         g_menuclouds->drop();
1836         g_menucloudsmgr->drop();
1837
1838         delete input;
1839
1840         /*
1841                 In the end, delete the Irrlicht device.
1842         */
1843         device->drop();
1844
1845 #if USE_FREETYPE
1846         if (use_freetype)
1847                 font->drop();
1848 #endif
1849
1850 #endif // !SERVER
1851
1852         // Update configuration file
1853         if(g_settings_path != "")
1854                 g_settings->updateConfigFile(g_settings_path.c_str());
1855
1856         // Print modified quicktune values
1857         {
1858                 bool header_printed = false;
1859                 std::vector<std::string> names = getQuicktuneNames();
1860                 for(u32 i=0; i<names.size(); i++){
1861                         QuicktuneValue val = getQuicktuneValue(names[i]);
1862                         if(!val.modified)
1863                                 continue;
1864                         if(!header_printed){
1865                                 dstream<<"Modified quicktune values:"<<std::endl;
1866                                 header_printed = true;
1867                         }
1868                         dstream<<names[i]<<" = "<<val.getString()<<std::endl;
1869                 }
1870         }
1871
1872         // Stop httpfetch thread (if started)
1873         httpfetch_cleanup();
1874
1875         END_DEBUG_EXCEPTION_HANDLER(errorstream)
1876
1877         debugstreams_deinit();
1878
1879         return retval;
1880 }
1881
1882 //END
1883