src/mission/missionload.cpp

   1 /*
   2  * Copyright (C) Volition, Inc. 1999.  All rights reserved.
   3  *
   4  * All source code herein is the property of Volition, Inc. You may not sell
   5  * or otherwise commercially exploit the source or things you created based on
   6  * the source.
   7  */
   8
   9 /*
  10  * $Logfile: /Freespace2/code/Mission/MissionLoad.cpp $
  11  * $Revision$
  12  * $Date$
  13  * $Author$
  14  *
  15  * C source module for mission loading
  16  *
  17  * $Log$
  18  * Revision 1.3  2005/03/31 00:04:25  taylor
  19  * fix directory separator (thanks Pierre\!)
  20  *
  21  * Revision 1.2  2002/06/09 04:41:22  relnev
  22  * added copyright header
  23  *
  24  * Revision 1.1.1.1  2002/05/03 03:28:09  root
  25  * Initial import.
  26  *
  27  *
  28  * 5     7/20/99 1:49p Dave
  29  * Peter Drake build. Fixed some release build warnings.
  30  *
  31  * 4     10/13/98 9:28a Dave
  32  * Started neatening up freespace.h. Many variables renamed and
  33  * reorganized. Added AlphaColors.[h,cpp]
  34  *
  35  * 3     10/07/98 6:27p Dave
  36  * Globalized mission and campaign file extensions. Removed Silent Threat
  37  * special code. Moved \cache \players and \multidata into the \data
  38  * directory.
  39  *
  40  * 2     10/07/98 10:53a Dave
  41  * Initial checkin.
  42  *
  43  * 1     10/07/98 10:49a Dave
  44  *
  45  * 102   5/19/98 1:19p Allender
  46  * new low level reliable socket reading code.  Make all missions/campaign
  47  * load/save to data missions folder (i.e. we are rid of the player
  48  * missions folder)
  49  *
  50  * 101   5/10/98 10:05p Allender
  51  * only show cutscenes which have been seen before.  Made Fred able to
  52  * write missions anywhere, defaulting to player misison folder, not data
  53  * mission folder.  Fix FreeSpace code to properly read missions from
  54  * correct locations
  55  *
  56  * 100   4/30/98 4:53p John
  57  * Restructured and cleaned up cfile code.  Added capability to read off
  58  * of CD-ROM drive and out of multiple pack files.
  59  *
  60  * 99    2/23/98 6:55p Lawrance
  61  * Rip out obsolete code.
  62  *
  63  * 98    2/23/98 8:53a John
  64  * String externalization
  65  *
  66  * 97    1/19/98 9:37p Allender
  67  * Great Compiler Warning Purge of Jan, 1998.  Used pragma's in a couple
  68  * of places since I was unsure of what to do with code.
  69  *
  70  * 96    1/17/98 8:49p Hoffoss
  71  * Fixed mission_load() calls to handle failure correctly.
  72  *
  73  * 95    12/28/97 1:34p John
  74  * Fixed yet another mission filename bug
  75  *
  76  * 94    12/28/97 12:42p John
  77  * Put in support for reading archive files; Made missionload use the
  78  * cf_get_file_list function.   Moved demos directory out of data tree.
  79  *
  80  * 93    12/27/97 2:39p John
  81  * Took out the outdated ui_getfilelist functions.  Made the mission load
  82  * screen use cf_get_filelist instead.  Fixed a bug in mission load that
  83  * crashed the program if there are no missions available.
  84  *
  85  * 92    12/23/97 12:00p Allender
  86  * change write_pilot_file to *not* take is_single as a default parameter.
  87  * causing multiplayer pilots to get written to the single player folder
  88  *
  89  * 91    11/11/97 4:57p Dave
  90  * Put in support for single vs. multiplayer pilots. Began work on
  91  * multiplayer campaign saving. Put in initial player select screen
  92  *
  93  * 90    10/31/97 11:27a John
  94  * appended path for j:\tmp missions
  95  *
  96  * 89    10/31/97 11:19a John
  97  * added filter catagory for j:\tmp\*.fsm
  98  *
  99  * 88    10/12/97 5:22p Lawrance
 100  * have ESC back out of mission load screen
 101  *
 102  * 87    9/18/97 10:19p Lawrance
 103  * Add a mission campaign filter to the load screen
 104  *
 105  * 86    9/16/97 2:41p Allender
 106  * beginning of code to change way player starts are handled.  Reordered
 107  * some code when missions loading since player ship is now created at
 108  * mission load time instead of before misison load
 109  *
 110  * 85    8/25/97 5:47p Mike
 111  * Increase number of missions supported in mission load list (outside
 112  * campaign) to 256 and Assert() if there are more than 256.
 113  *
 114  * 84    8/20/97 5:19p Hoffoss
 115  * Fixed bug where creating a new pilot causes the mission load mission
 116  * list box to be empty.
 117  *
 118  * 83    7/28/97 10:53a Lawrance
 119  * initialize a timestamp
 120  *
 121  * 82    7/17/97 4:25p John
 122  * First, broken, stage of changing config stuff
 123  *
 124  * 81    7/05/97 1:47p Lawrance
 125  * write pilot file when a mission is loaded
 126  *
 127  * 80    6/26/97 5:53p Lawrance
 128  * save recently played missions, allow player to choose from list
 129  *
 130  * 79    6/12/97 12:39p John
 131  * made ui use freespace colors
 132  *
 133  * 78    6/12/97 11:35a John
 134  * more menu backgrounds
 135  *
 136  * 77    5/14/97 1:33p Allender
 137  * remmoved extern declaration
 138  *
 139  * 76    5/12/97 4:59p Allender
 140  * move the rest of the mission initialization functions into
 141  * game_level_init().  All mission loading now going through this
 142  * fucntion.
 143  *
 144  * 75    5/12/97 3:21p Allender
 145  * re-ordered mission load code into single function in Freespace.
 146  * Simulation part now runs as seperate thread
 147  *
 148  * 74    5/12/97 12:27p John
 149  * Restructured Graphics Library to add support for multiple renderers.
 150  *
 151  * 73    4/28/97 5:43p Lawrance
 152  * allow hotkey assignment screen to work from ship selection
 153  *
 154  * 72    4/25/97 11:31a Allender
 155  * Campaign state now saved in campaign save file in player directory.
 156  * Made some global variables follow naming convention.  Solidified
 157  * continuing campaigns based on new structure
 158  *
 159  * 71    4/23/97 4:46p Allender
 160  * remove unused code
 161  *
 162  * 70    4/23/97 3:21p Allender
 163  * more campaign stuff -- mission branching through campaign file now
 164  * works!!!!
 165  *
 166  * 69    4/22/97 10:44a Allender
 167  * more campaign stuff.  Info about multiple campaigns now stored in
 168  * player file -- not saving some player information in save games.
 169  *
 170  * 68    4/18/97 9:59a Allender
 171  * more campaign stuff.  All campaign related varaibles now stored in
 172  * campaign structure
 173  *
 174  * 67    4/17/97 9:02p Allender
 175  * new campaign stuff.  all campaign related material stored in external
 176  * file.  Continuing campaign won't work at this time
 177  *
 178  * 66    4/15/97 4:37p Lawrance
 179  * removed unused variables
 180  *
 181 */
 182
 183 #include "missionload.h"
 184 #include "missiongoals.h"
 185 #include "missionparse.h"
 186 #include "missionshipchoice.h"
 187 #include "missionlog.h"
 188 #include "missionmessage.h"
 189 #include "cfile.h"
 190 #include "osapi.h"
 191 #include "vecmat.h"
 192 #include "player.h"
 193 #include "object.h"
 194 #include "ship.h"
 195 #include "ailocal.h"
 196 #include "managepilot.h"
 197 #include "hud.h"
 198 #include "freespace.h"
 199 #include "key.h"
 200 #include "2d.h"
 201 #include "line.h"
 202 #include "timer.h"
 203 #include "math.h"
 204 #include "linklist.h"
 205 #include "mouse.h"
 206 #include "weapon.h"
 207 #include "gamesequence.h"
 208 #include "ui.h"
 209 #include "sexp.h"
 210 #include "missionhotkey.h"
 211 #include "missioncampaign.h"
 212 #include "cfilesystem.h"
 213 #include "alphacolors.h"
 214
 215
 216 extern mission The_mission;  // need to send this info to the briefing
 217
 218 // -----------------------------------------------
 219 // For recording most recent missions played
 220 // -----------------------------------------------
 221 char    Recent_missions[MAX_RECENT_MISSIONS][MAX_FILENAME_LEN];
 222 int     Num_recent_missions;
 223
 224
 225 // -----------------------------------------------------
 226 // ml_update_recent_missions()
 227 //
 228 //      Update the Recent_missions[][] array
 229 //
 230 void ml_update_recent_missions(char *filename)
 231 {
 232         char    tmp[MAX_RECENT_MISSIONS][MAX_FILENAME_LEN], *p;
 233         int     i,j;
 234
 235
 236         for ( i = 0; i < Num_recent_missions; i++ ) {
 237                 strcpy( tmp[i], Recent_missions[i] );
 238         }
 239
 240         // get a pointer to just the basename of the filename (including extension)
 241         p = strrchr(filename, DIR_SEPARATOR_CHAR);
 242         if ( p == NULL ) {
 243                 p = filename;
 244         } else {
 245                 p++;
 246         }
 247
 248         Assert(strlen(p) < MAX_FILENAME_LEN);
 249         strcpy( Recent_missions[0], p );
 250
 251         j = 1;
 252         for ( i = 0; i < Num_recent_missions; i++ ) {
 253                 if ( stricmp(Recent_missions[0], tmp[i]) ) {
 254                         strcpy(Recent_missions[j++], tmp[i]);
 255                         if ( j >= MAX_RECENT_MISSIONS ) {
 256                                 break;
 257                         }
 258                 }
 259         }
 260
 261         Num_recent_missions = j;
 262         Assert(Num_recent_missions <= MAX_RECENT_MISSIONS);
 263 }
 264
 265 // Mission_load takes no parameters.
 266 // It expects the following global variables to be set correctly:
 267 //   Game_current_mission_filename
 268
 269 // returns -1 if failed, 0 if successful
 270 int mission_load()
 271 {
 272         char filename[128], *ext;
 273
 274         mprintf(("MISSION LOAD: '%s'\n", Game_current_mission_filename));
 275
 276         strncpy(filename, Game_current_mission_filename, 127);
 277         ext = strchr(filename, '.');
 278         if (ext) {
 279                 mprintf(( "Hmmm... Extension passed to mission_load...\n" ));
 280                 *ext = 0;                               // remove any extension!
 281         }
 282
 283         strcat(filename, FS_MISSION_FILE_EXT);
 284
 285         // does the magical mission parsing
 286         // creates all objects, except for the player object
 287         // save the player object later since the player may get
 288         // to choose the type of ship that he is to fly
 289         // return value of 0 indicates success, other is failure.
 290
 291         if ( parse_main(filename) )
 292                 return -1;
 293
 294         if (Select_default_ship) {
 295                 int ret;
 296                 ret = create_default_player_ship();
 297                 Assert(!ret);
 298         }
 299
 300         ml_update_recent_missions(Game_current_mission_filename);  // update recently played missions list
 301         write_pilot_file();
 302         return 0;
 303 }
 304
 305 //====================================
 306 // Mission Load Menu stuff
 307 #define MLM_MAX_MISSIONS 256
 308 int mlm_active=0;
 309 UI_WINDOW mlm_window;
 310 UI_LISTBOX mlm_mission_list;
 311 UI_LISTBOX recent_mission_list;
 312 UI_LISTBOX campaign_filter;
 313
 314 UI_BUTTON mlm_ok, mlm_cancel;
 315 char * mlm_missions[MLM_MAX_MISSIONS];
 316 char * recent_missions[MAX_RECENT_MISSIONS];
 317 char * campaign_names[MAX_CAMPAIGNS+2];
 318 char * campaign_missions[MAX_CAMPAIGN_MISSIONS];
 319 int mlm_nfiles = 0;
 320 static int      last_recent_current = -1;
 321 static int      last_mlm_current = -1;
 322 static int      Campaign_filter_index;
 323
 324 char * jtmp_missions[MLM_MAX_MISSIONS];
 325 int jtmp_nfiles = 0;
 326
 327
 328 void ml_change_listbox()
 329 {
 330         if ( !Num_recent_missions       || !mlm_nfiles )
 331                 return;
 332
 333         if ( mlm_mission_list.current() != -1 ) {
 334                 mlm_mission_list.set_current(-1);
 335                 last_mlm_current = -1;
 336                 recent_mission_list.set_focus();
 337                 recent_mission_list.set_current(0);
 338                 return;
 339         }
 340
 341         if ( recent_mission_list.current() != -1 ) {
 342                 recent_mission_list.set_current(-1);
 343                 last_recent_current = -1;
 344                 mlm_mission_list.set_focus();
 345                 mlm_mission_list.set_current(0);
 346                 return;
 347         }
 348 }
 349
 350 static char Campaign_missions[MAX_CAMPAIGN_MISSIONS][NAME_LENGTH];
 351 static char Campaign_name_list[MAX_CAMPAIGNS+2][NAME_LENGTH];
 352 static int      Num_campaign_missions;
 353
 354 // get the mission filenames that make up a campaign
 355 extern int mission_campaign_get_filenames(const char *filename, char dest[][NAME_LENGTH], int *num);
 356
 357 void mission_load_menu_init()
 358 {
 359         int i;
 360         char wild_card[256];
 361         Assert( mlm_active == 0 );
 362         mlm_active = 1;
 363
 364         memset(wild_card, 0, 256);
 365         strcpy(wild_card, NOX("*"));
 366         strcat(wild_card, FS_MISSION_FILE_EXT);
 367         mlm_nfiles = cf_get_file_list( MLM_MAX_MISSIONS, mlm_missions, CF_TYPE_MISSIONS, wild_card, CF_SORT_NAME );
 368         jtmp_nfiles = 0;
 369
 370         Assert(mlm_nfiles <= MLM_MAX_MISSIONS);
 371
 372         mlm_window.create( 100,100,500,300, 0 );        //WIN_DIALOG
 373
 374         mlm_ok.create( &mlm_window, NOX("Ok"), 125, 420, 80, 40 );
 375         mlm_cancel.create( &mlm_window, NOX("Cancel"), 250, 420, 80, 40 );
 376         mlm_cancel.set_hotkey( SDLK_ESCAPE );
 377
 378         mlm_mission_list.create( &mlm_window, 450, 150, 150, 200, mlm_nfiles, mlm_missions );
 379
 380         for ( i = 0; i < Num_recent_missions; i++ ) {
 381                 recent_missions[i] = Recent_missions[i];
 382         }
 383         recent_mission_list.create( &mlm_window, 250, 150, 150, 200, Num_recent_missions, recent_missions );
 384
 385         mlm_mission_list.set_focus();
 386         mlm_mission_list.set_current(0);
 387
 388
 389         mission_campaign_build_list(0);
 390         for ( i = 0; i < Num_campaigns; i++ ) {
 391                 strcpy(Campaign_name_list[i+1], Campaign_names[i]);
 392         }
 393         strcpy(Campaign_name_list[0], NOX("All campaigns"));
 394         strcpy(Campaign_name_list[1], NOX("Player Missions"));
 395
 396         for ( i = 0; i < Num_campaigns+2; i++ ) {
 397                 campaign_names[i] = Campaign_name_list[i];
 398         }
 399
 400         campaign_filter.create( &mlm_window, 50, 150, 150, 200, Num_campaigns+2, campaign_names );
 401         Campaign_filter_index = 0;
 402         campaign_filter.set_current(Campaign_filter_index);
 403 }
 404
 405 void mission_load_menu_do()
 406 {
 407         int     selected, key_in, recent_current, mlm_current, use_recent_flag, i;
 408
 409
 410         Assert( mlm_active == 1 );
 411
 412         key_in = mlm_window.process();
 413
 414         if ( key_in ) {
 415
 416                 switch ( key_in & KEY_MASK ) {
 417
 418                 case SDLK_UP:
 419                 case SDLK_DOWN:
 420                 case SDLK_HOME:
 421                 case SDLK_END:
 422                 case SDLK_PAGEUP:
 423                 case SDLK_PAGEDOWN:
 424                 case SDLK_RETURN:
 425                         break;
 426
 427                 case SDLK_RIGHT:
 428                 case SDLK_LEFT:
 429                         ml_change_listbox();
 430                         break;
 431
 432                 case SDLK_ESCAPE:
 433                         gameseq_post_event(GS_EVENT_MAIN_MENU);
 434                         break;
 435
 436                 default:
 437                         break;
 438
 439                 } // end switch
 440
 441         }
 442
 443         if ( campaign_filter.current() != Campaign_filter_index ) {
 444                 Campaign_filter_index = campaign_filter.current();
 445
 446                 if ( Campaign_filter_index > 1 ) {
 447                         mission_campaign_get_filenames(Campaign_file_names[Campaign_filter_index-2], Campaign_missions, &Num_campaign_missions);
 448
 449                         for ( i = 0; i < Num_campaign_missions; i++ ) {
 450                                 campaign_missions[i] = Campaign_missions[i];
 451                         }
 452                         mlm_mission_list.set_new_list(Num_campaign_missions, campaign_missions);
 453                 } else if ( Campaign_filter_index == 0 ) {
 454                         mlm_mission_list.set_new_list(mlm_nfiles, mlm_missions);
 455                 } else if ( Campaign_filter_index == 1 ) {
 456                         mlm_mission_list.set_new_list(jtmp_nfiles, jtmp_missions);
 457                 }
 458                 mlm_current = 0;
 459         }
 460
 461         mlm_current = mlm_mission_list.current();
 462         recent_current = recent_mission_list.current();
 463
 464         if ( mlm_current != last_mlm_current ) {
 465                 recent_mission_list.set_current(-1);
 466                 last_recent_current = -1;
 467         }
 468         last_mlm_current = mlm_current;
 469
 470         if ( recent_current != last_recent_current ) {
 471                 mlm_mission_list.set_current(-1);
 472                 last_mlm_current = -1;
 473         }
 474         last_recent_current = recent_current;
 475
 476         if (mlm_cancel.pressed())
 477                 gameseq_post_event(GS_EVENT_MAIN_MENU);
 478
 479         // Check if they hit OK, if so, use the current listbox
 480         // selection.
 481         selected = -1;
 482         use_recent_flag = 0;
 483         if (mlm_ok.pressed())   {
 484                 selected = mlm_mission_list.current();
 485                 if ( selected == -1 ) {
 486                         selected = recent_mission_list.current();
 487                         use_recent_flag = 1;
 488                 }
 489         } else  {
 490                 // If they didn't hit OK, then check for a double-click on
 491                 // a list box item.
 492                 selected = mlm_mission_list.selected();
 493                 if ( selected == -1 ) {
 494                         selected = recent_mission_list.selected();
 495                         use_recent_flag = 1;
 496                 }
 497         }
 498
 499         char mission_name_final[512] = "";
 500
 501         if ( selected > -1  )   {
 502                 Campaign.current_mission = -1;
 503                 if ( use_recent_flag ) {
 504                         strncpy( mission_name_final, recent_missions[selected], MAX_FILENAME_LEN );
 505                 } else {
 506                         char mission_name[NAME_LENGTH];
 507                         if ( Campaign_filter_index == 0 )       {
 508                                 strcpy(mission_name, mlm_missions[selected]);
 509                         } else if (Campaign_filter_index == 1 ) {
 510                                 strcpy( mission_name, jtmp_missions[selected]);
 511                         } else {
 512                                 strcpy(mission_name, Campaign_missions[selected]);
 513                         }
 514                         strncpy( mission_name_final, mission_name, MAX_FILENAME_LEN );
 515                 }
 516
 517                 // go
 518 #ifdef PD_BUILD
 519                 // if this valid
 520                 if((game_find_builtin_mission(mission_name_final) != NULL) || strstr(mission_name_final, "peterdrake")){
 521                         strcpy(Game_current_mission_filename, mission_name_final);
 522                         mprintf(( "Selected '%s'\n", Game_current_mission_filename ));
 523                         gameseq_post_event(GS_EVENT_START_GAME);
 524                 }
 525 #else
 526                 strcpy(Game_current_mission_filename, mission_name_final);
 527                 mprintf(( "Selected '%s'\n", Game_current_mission_filename ));
 528                 gameseq_post_event(GS_EVENT_START_GAME);
 529 #endif
 530         }
 531
 532         gr_clear();
 533         gr_set_color_fast( &Color_bright );
 534         gr_printf( 0x8000, 10, NOX("Select Mission") );
 535
 536         gr_printf( 50, 135, NOX("Campaign Filter"));
 537         gr_printf( 250, 135, NOX("Recently Played"));
 538         gr_printf( 450, 135, NOX("Mission List"));
 539         mlm_window.draw();
 540
 541         gr_flip();
 542 }
 543
 544 void mission_load_menu_close()
 545 {
 546         int i;
 547
 548         Assert( mlm_active == 1 );
 549         mlm_active = 0;
 550
 551         for (i=0; i<mlm_nfiles; i++ )   {
 552                 if (mlm_missions[i] )   {
 553                         free(mlm_missions[i]);
 554                         mlm_missions[i] = NULL;
 555                 }
 556         }
 557
 558         for (i=0; i<jtmp_nfiles; i++ )  {
 559                 if (jtmp_missions[i] )  {
 560                         free(jtmp_missions[i]);
 561                         jtmp_missions[i] = NULL;
 562                 }
 563         }
 564
 565
 566         mlm_window.destroy();
 567
 568 }
 569