qcsrc/server/miscfunctions.qc

   1 #include "miscfunctions.qh"
   2 #include "antilag.qh"
   3 #include "command/common.qh"
   4 #include "constants.qh"
   5 #include "g_hook.qh"
   6 #include "ipban.qh"
   7 #include "mutators/all.qh"
   8 #include "../common/t_items.qh"
   9 #include "weapons/accuracy.qh"
  10 #include "weapons/csqcprojectile.qh"
  11 #include "weapons/selection.qh"
  12 #include "../common/command/generic.qh"
  13 #include "../common/constants.qh"
  14 #include "../common/deathtypes/all.qh"
  15 #include "../common/mapinfo.qh"
  16 #include "../common/notifications/all.qh"
  17 #include "../common/playerstats.qh"
  18 #include "../common/teams.qh"
  19 #include "../common/triggers/subs.qh"
  20 #include "../common/util.qh"
  21 #include "../common/turrets/sv_turrets.qh"
  22 #include "../common/weapons/all.qh"
  23 #include "../common/vehicles/sv_vehicles.qh"
  24 #include "../common/vehicles/vehicle.qh"
  25 #include "../common/items/all.qc"
  26 #include "../lib/csqcmodel/sv_model.qh"
  27 #include "../lib/warpzone/anglestransform.qh"
  28 #include "../lib/warpzone/server.qh"
  29
  30 void crosshair_trace(entity pl)
  31 {
  32         traceline_antilag(pl, pl.cursor_trace_start, pl.cursor_trace_start + normalize(pl.cursor_trace_endpos - pl.cursor_trace_start) * MAX_SHOT_DISTANCE, MOVE_NORMAL, pl, ANTILAG_LATENCY(pl));
  33 }
  34 void crosshair_trace_plusvisibletriggers(entity pl)
  35 {
  36         entity first;
  37         entity e;
  38         first = findchainfloat(solid, SOLID_TRIGGER);
  39
  40         for (e = first; e; e = e.chain)
  41                 if (e.model != "")
  42                         e.solid = SOLID_BSP;
  43
  44         crosshair_trace(pl);
  45
  46         for (e = first; e; e = e.chain)
  47                 e.solid = SOLID_TRIGGER;
  48 }
  49 void WarpZone_crosshair_trace(entity pl)
  50 {
  51         WarpZone_traceline_antilag(pl, pl.cursor_trace_start, pl.cursor_trace_start + normalize(pl.cursor_trace_endpos - pl.cursor_trace_start) * MAX_SHOT_DISTANCE, MOVE_NORMAL, pl, ANTILAG_LATENCY(pl));
  52 }
  53
  54
  55 string admin_name()
  56 {
  57         if(autocvar_sv_adminnick != "")
  58                 return autocvar_sv_adminnick;
  59         else
  60                 return "SERVER ADMIN";
  61 }
  62
  63
  64 void GameLogEcho(string s)
  65 {
  66     string fn;
  67     int matches;
  68
  69     if (autocvar_sv_eventlog_files)
  70     {
  71         if (!logfile_open)
  72         {
  73             logfile_open = true;
  74             matches = autocvar_sv_eventlog_files_counter + 1;
  75             cvar_set("sv_eventlog_files_counter", itos(matches));
  76             fn = ftos(matches);
  77             if (strlen(fn) < 8)
  78                 fn = strcat(substring("00000000", 0, 8 - strlen(fn)), fn);
  79             fn = strcat(autocvar_sv_eventlog_files_nameprefix, fn, autocvar_sv_eventlog_files_namesuffix);
  80             logfile = fopen(fn, FILE_APPEND);
  81             fputs(logfile, ":logversion:3\n");
  82         }
  83         if (logfile >= 0)
  84         {
  85             if (autocvar_sv_eventlog_files_timestamps)
  86                 fputs(logfile, strcat(":time:", strftime(true, "%Y-%m-%d %H:%M:%S", "\n", s, "\n")));
  87             else
  88                 fputs(logfile, strcat(s, "\n"));
  89         }
  90     }
  91     if (autocvar_sv_eventlog_console)
  92     {
  93         LOG_INFO(s, "\n");
  94     }
  95 }
  96
  97 void GameLogInit()
  98 {
  99     logfile_open = 0;
 100     // will be opened later
 101 }
 102
 103 void GameLogClose()
 104 {
 105     if (logfile_open && logfile >= 0)
 106     {
 107         fclose(logfile);
 108         logfile = -1;
 109     }
 110 }
 111
 112 entity findnearest(vector point, .string field, string value, vector axismod)
 113 {
 114     entity localhead;
 115     float i;
 116     float j;
 117     float len;
 118     vector dist;
 119
 120     float num_nearest;
 121     num_nearest = 0;
 122
 123     localhead = find(world, field, value);
 124     while (localhead)
 125     {
 126         if ((localhead.items == IT_KEY1 || localhead.items == IT_KEY2) && localhead.target == "###item###")
 127             dist = localhead.oldorigin;
 128         else
 129             dist = localhead.origin;
 130         dist = dist - point;
 131         dist = dist.x * axismod.x * '1 0 0' + dist.y * axismod.y * '0 1 0' + dist.z * axismod.z * '0 0 1';
 132         len = vlen(dist);
 133
 134         for (i = 0; i < num_nearest; ++i)
 135         {
 136             if (len < nearest_length[i])
 137                 break;
 138         }
 139
 140         // now i tells us where to insert at
 141         //   INSERTION SORT! YOU'VE SEEN IT! RUN!
 142         if (i < NUM_NEAREST_ENTITIES)
 143         {
 144             for (j = NUM_NEAREST_ENTITIES - 1; j >= i; --j)
 145             {
 146                 nearest_length[j + 1] = nearest_length[j];
 147                 nearest_entity[j + 1] = nearest_entity[j];
 148             }
 149             nearest_length[i] = len;
 150             nearest_entity[i] = localhead;
 151             if (num_nearest < NUM_NEAREST_ENTITIES)
 152                 num_nearest = num_nearest + 1;
 153         }
 154
 155         localhead = find(localhead, field, value);
 156     }
 157
 158     // now use the first one from our list that we can see
 159     for (i = 0; i < num_nearest; ++i)
 160     {
 161         traceline(point, nearest_entity[i].origin, true, world);
 162         if (trace_fraction == 1)
 163         {
 164             if (i != 0)
 165             {
 166                 LOG_TRACE("Nearest point (");
 167                 LOG_TRACE(nearest_entity[0].netname);
 168                 LOG_TRACE(") is not visible, using a visible one.\n");
 169             }
 170             return nearest_entity[i];
 171         }
 172     }
 173
 174     if (num_nearest == 0)
 175         return world;
 176
 177     LOG_TRACE("Not seeing any location point, using nearest as fallback.\n");
 178     /* DEBUGGING CODE:
 179     dprint("Candidates were: ");
 180     for(j = 0; j < num_nearest; ++j)
 181     {
 182         if(j != 0)
 183                 dprint(", ");
 184         dprint(nearest_entity[j].netname);
 185     }
 186     dprint("\n");
 187     */
 188
 189     return nearest_entity[0];
 190 }
 191
 192 string NearestLocation(vector p)
 193 {
 194     entity loc;
 195     string ret;
 196     ret = "somewhere";
 197     loc = findnearest(p, classname, "target_location", '1 1 1');
 198     if (loc)
 199     {
 200         ret = loc.message;
 201     }
 202     else
 203     {
 204         loc = findnearest(p, target, "###item###", '1 1 4');
 205         if (loc)
 206             ret = loc.netname;
 207     }
 208     return ret;
 209 }
 210
 211 string formatmessage(string msg)
 212 {SELFPARAM();
 213         float p, p1, p2;
 214         float n;
 215         vector cursor;
 216         entity cursor_ent;
 217         string escape;
 218         string replacement;
 219         string ammoitems;
 220         p = 0;
 221         n = 7;
 222
 223         ammoitems = "batteries";
 224         if(self.items & ITEM_Plasma.m_itemid) ammoitems = ITEM_Plasma.m_name;
 225         if(self.items & ITEM_Cells.m_itemid) ammoitems = ITEM_Cells.m_name;
 226         if(self.items & ITEM_Rockets.m_itemid) ammoitems = ITEM_Rockets.m_name;
 227         if(self.items & ITEM_Shells.m_itemid) ammoitems = ITEM_Shells.m_name;
 228
 229         WarpZone_crosshair_trace(self);
 230         cursor = trace_endpos;
 231         cursor_ent = trace_ent;
 232
 233         while (1) {
 234                 if (n < 1)
 235                         break; // too many replacements
 236
 237                 n = n - 1;
 238                 p1 = strstr(msg, "%", p); // NOTE: this destroys msg as it's a tempstring!
 239                 p2 = strstr(msg, "\\", p); // NOTE: this destroys msg as it's a tempstring!
 240
 241                 if (p1 < 0)
 242                         p1 = p2;
 243
 244                 if (p2 < 0)
 245                         p2 = p1;
 246
 247                 p = min(p1, p2);
 248
 249                 if (p < 0)
 250                         break;
 251
 252                 replacement = substring(msg, p, 2);
 253                 escape = substring(msg, p + 1, 1);
 254
 255                 switch(escape)
 256                 {
 257                         case "%": replacement = "%"; break;
 258                         case "\\":replacement = "\\"; break;
 259                         case "n": replacement = "\n"; break;
 260                         case "a": replacement = ftos(floor(self.armorvalue)); break;
 261                         case "h": replacement = ftos(floor(self.health)); break;
 262                         case "l": replacement = NearestLocation(self.origin); break;
 263                         case "y": replacement = NearestLocation(cursor); break;
 264                         case "d": replacement = NearestLocation(self.death_origin); break;
 265                         case "w": replacement = ((PS(self).m_weapon == WEP_Null) ? ((PS(self).m_switchweapon == WEP_Null) ? Weapons_from(self.cnt) : PS(self).m_switchweapon) : PS(self).m_weapon).m_name; break;
 266                         case "W": replacement = ammoitems; break;
 267                         case "x": replacement = ((cursor_ent.netname == "" || !cursor_ent) ? "nothing" : cursor_ent.netname); break;
 268                         case "s": replacement = ftos(vlen(self.velocity - self.velocity_z * '0 0 1')); break;
 269                         case "S": replacement = ftos(vlen(self.velocity)); break;
 270                         case "t": replacement = seconds_tostring(ceil(max(0, autocvar_timelimit * 60 + game_starttime - time))); break;
 271                         case "T": replacement = seconds_tostring(floor(time - game_starttime)); break;
 272                         default:
 273                         {
 274                                 MUTATOR_CALLHOOK(FormatMessage, escape, replacement, msg);
 275                                 escape = format_escape;
 276                                 replacement = format_replacement;
 277                                 break;
 278                         }
 279                 }
 280
 281                 msg = strcat(substring(msg, 0, p), replacement, substring(msg, p+2, strlen(msg) - (p+2)));
 282                 p = p + strlen(replacement);
 283         }
 284         return msg;
 285 }
 286
 287 /*
 288 =============
 289 GetCvars
 290 =============
 291 Called with:
 292   0:  sends the request
 293   >0: receives a cvar from name=argv(f) value=argv(f+1)
 294 */
 295 void GetCvars_handleString(string thisname, float f, .string field, string name)
 296 {SELFPARAM();
 297         if (f < 0)
 298         {
 299                 if (self.(field))
 300                         strunzone(self.(field));
 301                 self.(field) = string_null;
 302         }
 303         else if (f > 0)
 304         {
 305                 if (thisname == name)
 306                 {
 307                         if (self.(field))
 308                                 strunzone(self.(field));
 309                         self.(field) = strzone(argv(f + 1));
 310                 }
 311         }
 312         else
 313                 stuffcmd(self, strcat("cl_cmd sendcvar ", name, "\n"));
 314 }
 315 void GetCvars_handleString_Fixup(string thisname, float f, .string field, string name, string(string) func)
 316 {SELFPARAM();
 317         GetCvars_handleString(thisname, f, field, name);
 318         if (f >= 0) // also initialize to the fitting value for "" when sending cvars out
 319                 if (thisname == name)
 320                 {
 321                         string s = func(strcat1(self.(field)));
 322                         if (s != self.(field))
 323                         {
 324                                 strunzone(self.(field));
 325                                 self.(field) = strzone(s);
 326                         }
 327                 }
 328 }
 329 void GetCvars_handleFloat(string thisname, float f, .float field, string name)
 330 {SELFPARAM();
 331         if (f < 0)
 332         {
 333         }
 334         else if (f > 0)
 335         {
 336                 if (thisname == name)
 337                         self.(field) = stof(argv(f + 1));
 338         }
 339         else
 340                 stuffcmd(self, strcat("cl_cmd sendcvar ", name, "\n"));
 341 }
 342 void GetCvars_handleFloatOnce(string thisname, float f, .float field, string name)
 343 {SELFPARAM();
 344         if (f < 0)
 345         {
 346         }
 347         else if (f > 0)
 348         {
 349                 if (thisname == name)
 350                 {
 351                         if (!self.(field))
 352                         {
 353                                 self.(field) = stof(argv(f + 1));
 354                                 if (!self.(field))
 355                                         self.(field) = -1;
 356                         }
 357                 }
 358         }
 359         else
 360         {
 361                 if (!self.(field))
 362                         stuffcmd(self, strcat("cl_cmd sendcvar ", name, "\n"));
 363         }
 364 }
 365 string W_FixWeaponOrder_ForceComplete_AndBuildImpulseList(string wo)
 366 {SELFPARAM();
 367         string o;
 368         o = W_FixWeaponOrder_ForceComplete(wo);
 369         if(self.weaponorder_byimpulse)
 370         {
 371                 strunzone(self.weaponorder_byimpulse);
 372                 self.weaponorder_byimpulse = string_null;
 373         }
 374         self.weaponorder_byimpulse = strzone(W_FixWeaponOrder_BuildImpulseList(o));
 375         return o;
 376 }
 377
 378 REPLICATE(autoswitch, bool, "cl_autoswitch");
 379
 380 REPLICATE(cvar_cl_allow_uid2name, bool, "cl_allow_uid2name");
 381
 382 REPLICATE(cvar_cl_autoscreenshot, int, "cl_autoscreenshot");
 383
 384 REPLICATE(cvar_cl_autotaunt, float, "cl_autotaunt");
 385
 386 REPLICATE(cvar_cl_clippedspectating, bool, "cl_clippedspectating");
 387
 388 REPLICATE(cvar_cl_handicap, float, "cl_handicap");
 389
 390 REPLICATE(cvar_cl_jetpack_jump, bool, "cl_jetpack_jump");
 391
 392 REPLICATE(cvar_cl_movement_track_canjump, bool, "cl_movement_track_canjump");
 393
 394 REPLICATE(cvar_cl_newusekeysupported, bool, "cl_newusekeysupported");
 395
 396 REPLICATE(cvar_cl_noantilag, bool, "cl_noantilag");
 397
 398 REPLICATE(cvar_cl_physics, string, "cl_physics");
 399
 400 REPLICATE(cvar_cl_voice_directional, int, "cl_voice_directional");
 401
 402 REPLICATE(cvar_cl_voice_directional_taunt_attenuation, float, "cl_voice_directional_taunt_attenuation");
 403
 404 REPLICATE(cvar_cl_weaponimpulsemode, int, "cl_weaponimpulsemode");
 405
 406 REPLICATE(cvar_g_xonoticversion, string, "g_xonoticversion");
 407
 408 /**
 409  * @param f -1: cleanup, 0: request, 1: receive
 410  */
 411 void GetCvars(int f)
 412 {SELFPARAM();
 413         string s = string_null;
 414
 415         if (f > 0)
 416                 s = strcat1(argv(f));
 417
 418         get_cvars_f = f;
 419         get_cvars_s = s;
 420         MUTATOR_CALLHOOK(GetCvars);
 421
 422         Notification_GetCvars();
 423
 424         ReplicateVars(this, s, f);
 425
 426         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriority, "cl_weaponpriority", W_FixWeaponOrder_ForceComplete_AndBuildImpulseList);
 427         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[0], "cl_weaponpriority0", W_FixWeaponOrder_AllowIncomplete);
 428         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[1], "cl_weaponpriority1", W_FixWeaponOrder_AllowIncomplete);
 429         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[2], "cl_weaponpriority2", W_FixWeaponOrder_AllowIncomplete);
 430         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[3], "cl_weaponpriority3", W_FixWeaponOrder_AllowIncomplete);
 431         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[4], "cl_weaponpriority4", W_FixWeaponOrder_AllowIncomplete);
 432         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[5], "cl_weaponpriority5", W_FixWeaponOrder_AllowIncomplete);
 433         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[6], "cl_weaponpriority6", W_FixWeaponOrder_AllowIncomplete);
 434         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[7], "cl_weaponpriority7", W_FixWeaponOrder_AllowIncomplete);
 435         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[8], "cl_weaponpriority8", W_FixWeaponOrder_AllowIncomplete);
 436         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[9], "cl_weaponpriority9", W_FixWeaponOrder_AllowIncomplete);
 437
 438         GetCvars_handleFloat(s, f, cvar_cl_allow_uidtracking, "cl_allow_uidtracking");
 439
 440         // fixup of switchweapon (needed for LMS or when spectating is disabled, as PutClientInServer comes too early)
 441         if (f > 0)
 442         {
 443                 if (s == "cl_weaponpriority")
 444                         if (PS(self)) PS(self).m_switchweapon = w_getbestweapon(self);
 445                 if (s == "cl_allow_uidtracking")
 446                         PlayerStats_GameReport_AddPlayer(self);
 447         }
 448 }
 449
 450 // decolorizes and team colors the player name when needed
 451 string playername(entity p)
 452 {
 453     string t;
 454     if (teamplay && !intermission_running && IS_PLAYER(p))
 455     {
 456         t = Team_ColorCode(p.team);
 457         return strcat(t, strdecolorize(p.netname));
 458     }
 459     else
 460         return p.netname;
 461 }
 462
 463 float want_weapon(entity weaponinfo, float allguns) // WEAPONTODO: what still needs done?
 464 {
 465         int i = weaponinfo.m_id;
 466         int d = 0;
 467         bool allow_mutatorblocked = false;
 468
 469         if(!i)
 470                 return 0;
 471
 472         bool mutator_returnvalue = MUTATOR_CALLHOOK(WantWeapon, weaponinfo, d, allguns, allow_mutatorblocked);
 473         d = ret_float;
 474         allguns = want_allguns;
 475         allow_mutatorblocked = false;
 476
 477         if(allguns)
 478         {
 479                 if(weaponinfo.spawnflags & WEP_FLAG_NORMAL)
 480                         d = true;
 481                 else
 482                         d = false;
 483         }
 484         else if(!mutator_returnvalue)
 485                 d = !(!weaponinfo.weaponstart);
 486
 487         if(!allow_mutatorblocked && (weaponinfo.spawnflags & WEP_FLAG_MUTATORBLOCKED)) // never default mutator blocked guns
 488                 d = 0;
 489
 490         float t = weaponinfo.weaponstartoverride;
 491
 492         //print(strcat("want_weapon: ", weaponinfo.netname, " - d: ", ftos(d), ", t: ", ftos(t), ". \n"));
 493
 494         // bit order in t:
 495         // 1: want or not
 496         // 2: is default?
 497         // 4: is set by default?
 498         if(t < 0)
 499                 t = 4 | (3 * d);
 500         else
 501                 t |= (2 * d);
 502
 503         return t;
 504 }
 505
 506 void readplayerstartcvars()
 507 {
 508         float i, t;
 509         string s;
 510
 511         // initialize starting values for players
 512         start_weapons = '0 0 0';
 513         start_weapons_default = '0 0 0';
 514         start_weapons_defaultmask = '0 0 0';
 515         start_items = 0;
 516         start_ammo_shells = 0;
 517         start_ammo_nails = 0;
 518         start_ammo_rockets = 0;
 519         start_ammo_cells = 0;
 520         start_ammo_plasma = 0;
 521         start_health = cvar("g_balance_health_start");
 522         start_armorvalue = cvar("g_balance_armor_start");
 523
 524         g_weaponarena = 0;
 525         g_weaponarena_weapons = '0 0 0';
 526
 527         s = cvar_string("g_weaponarena");
 528
 529         MUTATOR_CALLHOOK(SetWeaponArena, s);
 530         s = ret_string;
 531
 532         if (s == "0" || s == "")
 533         {
 534                 // no arena
 535         }
 536         else if (s == "off")
 537         {
 538                 // forcibly turn off weaponarena
 539         }
 540         else if (s == "all" || s == "1")
 541         {
 542                 g_weaponarena = 1;
 543                 g_weaponarena_list = "All Weapons";
 544                 FOREACH(Weapons, it != WEP_Null, LAMBDA(
 545                         if(!(it.spawnflags & WEP_FLAG_MUTATORBLOCKED))
 546                                 g_weaponarena_weapons |= (it.m_wepset);
 547                 ));
 548         }
 549         else if (s == "most")
 550         {
 551                 g_weaponarena = 1;
 552                 g_weaponarena_list = "Most Weapons";
 553                 FOREACH(Weapons, it != WEP_Null, LAMBDA(
 554                         if(!(it.spawnflags & WEP_FLAG_MUTATORBLOCKED))
 555                                 if(it.spawnflags & WEP_FLAG_NORMAL)
 556                                         g_weaponarena_weapons |= (it.m_wepset);
 557                 ));
 558         }
 559         else if (s == "none")
 560         {
 561                 g_weaponarena = 1;
 562                 g_weaponarena_list = "No Weapons";
 563         }
 564         else
 565         {
 566                 g_weaponarena = 1;
 567                 t = tokenize_console(s);
 568                 g_weaponarena_list = "";
 569                 for (i = 0; i < t; ++i)
 570                 {
 571                         s = argv(i);
 572                         FOREACH(Weapons, it != WEP_Null, LAMBDA(
 573                                 if(it.netname == s)
 574                                 {
 575                                         g_weaponarena_weapons |= (it.m_wepset);
 576                                         g_weaponarena_list = strcat(g_weaponarena_list, it.m_name, " & ");
 577                                         break;
 578                                 }
 579                         ));
 580                 }
 581                 g_weaponarena_list = strzone(substring(g_weaponarena_list, 0, strlen(g_weaponarena_list) - 3));
 582         }
 583
 584         if(g_weaponarena)
 585                 g_weaponarena_random = cvar("g_weaponarena_random");
 586         else
 587                 g_weaponarena_random = 0;
 588         g_weaponarena_random_with_blaster = cvar("g_weaponarena_random_with_blaster");
 589
 590         if (g_weaponarena)
 591         {
 592                 g_weapon_stay = 0; // incompatible
 593                 start_weapons = g_weaponarena_weapons;
 594                 start_items |= IT_UNLIMITED_AMMO;
 595         }
 596         else
 597         {
 598                 FOREACH(Weapons, it != WEP_Null, LAMBDA(
 599                         int w = want_weapon(it, false);
 600                         WepSet s = it.m_wepset;
 601                         if(w & 1)
 602                                 start_weapons |= s;
 603                         if(w & 2)
 604                                 start_weapons_default |= s;
 605                         if(w & 4)
 606                                 start_weapons_defaultmask |= s;
 607                 ));
 608         }
 609
 610         if(!cvar("g_use_ammunition"))
 611                 start_items |= IT_UNLIMITED_AMMO;
 612
 613         if(start_items & IT_UNLIMITED_WEAPON_AMMO)
 614         {
 615                 start_ammo_shells = 999;
 616                 start_ammo_nails = 999;
 617                 start_ammo_rockets = 999;
 618                 start_ammo_cells = 999;
 619                 start_ammo_plasma = 999;
 620                 start_ammo_fuel = 999;
 621         }
 622         else
 623         {
 624                 start_ammo_shells = cvar("g_start_ammo_shells");
 625                 start_ammo_nails = cvar("g_start_ammo_nails");
 626                 start_ammo_rockets = cvar("g_start_ammo_rockets");
 627                 start_ammo_cells = cvar("g_start_ammo_cells");
 628                 start_ammo_plasma = cvar("g_start_ammo_plasma");
 629                 start_ammo_fuel = cvar("g_start_ammo_fuel");
 630         }
 631
 632         if (warmup_stage)
 633         {
 634                 warmup_start_ammo_shells = start_ammo_shells;
 635                 warmup_start_ammo_nails = start_ammo_nails;
 636                 warmup_start_ammo_rockets = start_ammo_rockets;
 637                 warmup_start_ammo_cells = start_ammo_cells;
 638                 warmup_start_ammo_plasma = start_ammo_plasma;
 639                 warmup_start_ammo_fuel = start_ammo_fuel;
 640                 warmup_start_health = start_health;
 641                 warmup_start_armorvalue = start_armorvalue;
 642                 warmup_start_weapons = start_weapons;
 643                 warmup_start_weapons_default = start_weapons_default;
 644                 warmup_start_weapons_defaultmask = start_weapons_defaultmask;
 645
 646                 if (!g_weaponarena && !g_ca && !g_freezetag)
 647                 {
 648                         warmup_start_ammo_shells = cvar("g_warmup_start_ammo_shells");
 649                         warmup_start_ammo_nails = cvar("g_warmup_start_ammo_nails");
 650                         warmup_start_ammo_rockets = cvar("g_warmup_start_ammo_rockets");
 651                         warmup_start_ammo_cells = cvar("g_warmup_start_ammo_cells");
 652                         warmup_start_ammo_plasma = cvar("g_warmup_start_ammo_plasma");
 653                         warmup_start_ammo_fuel = cvar("g_warmup_start_ammo_fuel");
 654                         warmup_start_health = cvar("g_warmup_start_health");
 655                         warmup_start_armorvalue = cvar("g_warmup_start_armor");
 656                         warmup_start_weapons = '0 0 0';
 657                         warmup_start_weapons_default = '0 0 0';
 658                         warmup_start_weapons_defaultmask = '0 0 0';
 659                         FOREACH(Weapons, it != WEP_Null, LAMBDA(
 660                                 int w = want_weapon(it, g_warmup_allguns);
 661                                 WepSet s = (it.m_wepset);
 662                                 if(w & 1)
 663                                         warmup_start_weapons |= s;
 664                                 if(w & 2)
 665                                         warmup_start_weapons_default |= s;
 666                                 if(w & 4)
 667                                         warmup_start_weapons_defaultmask |= s;
 668                         ));
 669                 }
 670         }
 671
 672         if (g_jetpack)
 673                 start_items |= ITEM_Jetpack.m_itemid;
 674
 675         MUTATOR_CALLHOOK(SetStartItems);
 676
 677         if (start_items & ITEM_Jetpack.m_itemid)
 678         {
 679                 start_items |= ITEM_JetpackRegen.m_itemid;
 680                 start_ammo_fuel = max(start_ammo_fuel, cvar("g_balance_fuel_rotstable"));
 681                 warmup_start_ammo_fuel = max(warmup_start_ammo_fuel, cvar("g_balance_fuel_rotstable"));
 682         }
 683
 684         WepSet precache_weapons = start_weapons;
 685         if (g_warmup_allguns != 1)
 686                 precache_weapons |= warmup_start_weapons;
 687         FOREACH(Weapons, it != WEP_Null, LAMBDA(
 688                 if(precache_weapons & (it.m_wepset))
 689                         it.wr_init(it);
 690         ));
 691
 692         start_ammo_shells = max(0, start_ammo_shells);
 693         start_ammo_nails = max(0, start_ammo_nails);
 694         start_ammo_rockets = max(0, start_ammo_rockets);
 695         start_ammo_cells = max(0, start_ammo_cells);
 696         start_ammo_plasma = max(0, start_ammo_plasma);
 697         start_ammo_fuel = max(0, start_ammo_fuel);
 698
 699         warmup_start_ammo_shells = max(0, warmup_start_ammo_shells);
 700         warmup_start_ammo_nails = max(0, warmup_start_ammo_nails);
 701         warmup_start_ammo_rockets = max(0, warmup_start_ammo_rockets);
 702         warmup_start_ammo_cells = max(0, warmup_start_ammo_cells);
 703         warmup_start_ammo_plasma = max(0, warmup_start_ammo_plasma);
 704         warmup_start_ammo_fuel = max(0, warmup_start_ammo_fuel);
 705 }
 706
 707 void precache_playermodel(string m)
 708 {
 709         float globhandle, i, n;
 710         string f;
 711
 712         if(substring(m, -9,5) == "_lod1")
 713                 return;
 714         if(substring(m, -9,5) == "_lod2")
 715                 return;
 716         precache_model(m);
 717         f = strcat(substring(m, 0, -5), "_lod1", substring(m, -4, -1));
 718         if(fexists(f))
 719                 precache_model(f);
 720         f = strcat(substring(m, 0, -5), "_lod2", substring(m, -4, -1));
 721         if(fexists(f))
 722                 precache_model(f);
 723
 724         globhandle = search_begin(strcat(m, "_*.sounds"), true, false);
 725         if (globhandle < 0)
 726                 return;
 727         n = search_getsize(globhandle);
 728         for (i = 0; i < n; ++i)
 729         {
 730                 //print(search_getfilename(globhandle, i), "\n");
 731                 f = search_getfilename(globhandle, i);
 732                 PrecachePlayerSounds(f);
 733         }
 734         search_end(globhandle);
 735 }
 736 void precache_all_playermodels(string pattern)
 737 {
 738         int globhandle = search_begin(pattern, true, false);
 739         if (globhandle < 0) return;
 740         int n = search_getsize(globhandle);
 741         for (int i = 0; i < n; ++i)
 742         {
 743                 string s = search_getfilename(globhandle, i);
 744                 precache_playermodel(s);
 745         }
 746         search_end(globhandle);
 747 }
 748
 749 void precache_playermodels(string s)
 750 {
 751         FOREACH_WORD(s, true, LAMBDA(precache_playermodel(it)));
 752 }
 753
 754 void precache()
 755 {SELFPARAM();
 756     // gamemode related things
 757
 758     // Precache all player models if desired
 759     if (autocvar_sv_precacheplayermodels)
 760     {
 761         PrecachePlayerSounds("sound/player/default.sounds");
 762         precache_all_playermodels("models/player/*.zym");
 763         precache_all_playermodels("models/player/*.dpm");
 764         precache_all_playermodels("models/player/*.md3");
 765         precache_all_playermodels("models/player/*.psk");
 766         precache_all_playermodels("models/player/*.iqm");
 767     }
 768
 769     if (autocvar_sv_defaultcharacter)
 770     {
 771                 precache_playermodels(autocvar_sv_defaultplayermodel_red);
 772                 precache_playermodels(autocvar_sv_defaultplayermodel_blue);
 773                 precache_playermodels(autocvar_sv_defaultplayermodel_yellow);
 774                 precache_playermodels(autocvar_sv_defaultplayermodel_pink);
 775                 precache_playermodels(autocvar_sv_defaultplayermodel);
 776     }
 777
 778 #if 0
 779     // Disabled this code because it simply does not work (e.g. ignores bgmvolume, overlaps with "cd loop" controlled tracks).
 780
 781     if (!self.noise && self.music) // quake 3 uses the music field
 782         self.noise = self.music;
 783
 784     // plays music for the level if there is any
 785     if (self.noise)
 786     {
 787         precache_sound (self.noise);
 788         ambientsound ('0 0 0', self.noise, VOL_BASE, ATTEN_NONE);
 789     }
 790 #endif
 791 }
 792
 793
 794 void make_safe_for_remove(entity e)
 795 {
 796     if (e.initialize_entity)
 797     {
 798         entity ent, prev = world;
 799         for (ent = initialize_entity_first; ent; )
 800         {
 801             if ((ent == e) || ((ent.classname == "initialize_entity") && (ent.enemy == e)))
 802             {
 803                 //print("make_safe_for_remove: getting rid of initializer ", etos(ent), "\n");
 804                 // skip it in linked list
 805                 if (prev)
 806                 {
 807                     prev.initialize_entity_next = ent.initialize_entity_next;
 808                     ent = prev.initialize_entity_next;
 809                 }
 810                 else
 811                 {
 812                     initialize_entity_first = ent.initialize_entity_next;
 813                     ent = initialize_entity_first;
 814                 }
 815             }
 816             else
 817             {
 818                 prev = ent;
 819                 ent = ent.initialize_entity_next;
 820             }
 821         }
 822     }
 823 }
 824
 825 void objerror(string s)
 826 {SELFPARAM();
 827     make_safe_for_remove(self);
 828     builtin_objerror(s);
 829 }
 830
 831 .float remove_except_protected_forbidden;
 832 void remove_except_protected(entity e)
 833 {
 834         if(e.remove_except_protected_forbidden)
 835                 error("not allowed to remove this at this point");
 836         builtin_remove(e);
 837 }
 838
 839 void remove_unsafely(entity e)
 840 {
 841     if(e.classname == "spike")
 842         error("Removing spikes is forbidden (crylink bug), please report");
 843     builtin_remove(e);
 844 }
 845
 846 void remove_safely(entity e)
 847 {
 848     make_safe_for_remove(e);
 849     builtin_remove(e);
 850 }
 851
 852 void InitializeEntity(entity e, void() func, float order)
 853 {
 854     entity prev, cur;
 855
 856     if (!e || e.initialize_entity)
 857     {
 858         // make a proxy initializer entity
 859         entity e_old = e;
 860         e = new(initialize_entity);
 861         e.enemy = e_old;
 862     }
 863
 864     e.initialize_entity = func;
 865     e.initialize_entity_order = order;
 866
 867     cur = initialize_entity_first;
 868     prev = world;
 869     for (;;)
 870     {
 871         if (!cur || cur.initialize_entity_order > order)
 872         {
 873             // insert between prev and cur
 874             if (prev)
 875                 prev.initialize_entity_next = e;
 876             else
 877                 initialize_entity_first = e;
 878             e.initialize_entity_next = cur;
 879             return;
 880         }
 881         prev = cur;
 882         cur = cur.initialize_entity_next;
 883     }
 884 }
 885 void InitializeEntitiesRun()
 886 {SELFPARAM();
 887     entity startoflist = initialize_entity_first;
 888     initialize_entity_first = NULL;
 889     remove = remove_except_protected;
 890     for (entity e = startoflist; e; e = e.initialize_entity_next)
 891     {
 892                 e.remove_except_protected_forbidden = 1;
 893     }
 894     for (entity e = startoflist; e; )
 895     {
 896                 e.remove_except_protected_forbidden = 0;
 897         e.initialize_entity_order = 0;
 898         entity next = e.initialize_entity_next;
 899         e.initialize_entity_next = NULL;
 900         var void() func = e.initialize_entity;
 901         e.initialize_entity = func_null;
 902         if (e.classname == "initialize_entity")
 903         {
 904             entity wrappee = e.enemy;
 905             builtin_remove(e);
 906             e = wrappee;
 907         }
 908         //dprint("Delayed initialization: ", e.classname, "\n");
 909         if (func)
 910         {
 911                 WITH(entity, self, e, func());
 912         }
 913         else
 914         {
 915             eprint(e);
 916             backtrace(strcat("Null function in: ", e.classname, "\n"));
 917         }
 918         e = next;
 919     }
 920     remove = remove_unsafely;
 921 }
 922
 923 .float(entity) isEliminated;
 924 bool EliminatedPlayers_SendEntity(entity this, entity to, float sendflags)
 925 {
 926         float i, f, b;
 927         entity e;
 928         WriteHeader(MSG_ENTITY, ENT_CLIENT_ELIMINATEDPLAYERS);
 929         WriteByte(MSG_ENTITY, sendflags);
 930
 931         if(sendflags & 1)
 932         {
 933                 for(i = 1; i <= maxclients; i += 8)
 934                 {
 935                         for(f = 0, e = edict_num(i), b = 1; b < 256; b *= 2, e = nextent(e))
 936                         {
 937                                 if(eliminatedPlayers.isEliminated(e))
 938                                         f |= b;
 939                         }
 940                         WriteByte(MSG_ENTITY, f);
 941                 }
 942         }
 943
 944         return true;
 945 }
 946
 947 void EliminatedPlayers_Init(float(entity) isEliminated_func)
 948 {
 949         if(eliminatedPlayers)
 950         {
 951                 backtrace("Can't spawn eliminatedPlayers again!");
 952                 return;
 953         }
 954         Net_LinkEntity(eliminatedPlayers = spawn(), false, 0, EliminatedPlayers_SendEntity);
 955         eliminatedPlayers.isEliminated = isEliminated_func;
 956 }
 957
 958
 959 void adaptor_think2touch()
 960 {SELFPARAM();
 961     entity o;
 962     o = other;
 963     other = world;
 964     self.touch();
 965     other = o;
 966 }
 967
 968 void adaptor_think2use()
 969 {SELFPARAM();
 970     entity o, a;
 971     o = other;
 972     a = activator;
 973     activator = world;
 974     other = world;
 975     self.use();
 976     other = o;
 977     activator = a;
 978 }
 979
 980 void adaptor_think2use_hittype_splash() // for timed projectile detonation
 981 {SELFPARAM();
 982         if(!(IS_ONGROUND(self))) // if onground, we ARE touching something, but HITTYPE_SPLASH is to be networked if the damage causing projectile is not touching ANYTHING
 983                 self.projectiledeathtype |= HITTYPE_SPLASH;
 984         adaptor_think2use();
 985 }
 986
 987 // deferred dropping
 988 void DropToFloor_Handler()
 989 {SELFPARAM();
 990     builtin_droptofloor();
 991     self.dropped_origin = self.origin;
 992 }
 993
 994 void droptofloor()
 995 {SELFPARAM();
 996     InitializeEntity(self, DropToFloor_Handler, INITPRIO_DROPTOFLOOR);
 997 }
 998
 999
1000
1001 float trace_hits_box_a0, trace_hits_box_a1;
1002
1003 float trace_hits_box_1d(float end, float thmi, float thma)
1004 {
1005     if (end == 0)
1006     {
1007         // just check if x is in range
1008         if (0 < thmi)
1009             return false;
1010         if (0 > thma)
1011             return false;
1012     }
1013     else
1014     {
1015         // do the trace with respect to x
1016         // 0 -> end has to stay in thmi -> thma
1017         trace_hits_box_a0 = max(trace_hits_box_a0, min(thmi / end, thma / end));
1018         trace_hits_box_a1 = min(trace_hits_box_a1, max(thmi / end, thma / end));
1019         if (trace_hits_box_a0 > trace_hits_box_a1)
1020             return false;
1021     }
1022     return true;
1023 }
1024
1025 float trace_hits_box(vector start, vector end, vector thmi, vector thma)
1026 {
1027     end -= start;
1028     thmi -= start;
1029     thma -= start;
1030     // now it is a trace from 0 to end
1031
1032     trace_hits_box_a0 = 0;
1033     trace_hits_box_a1 = 1;
1034
1035     if (!trace_hits_box_1d(end.x, thmi.x, thma.x))
1036         return false;
1037     if (!trace_hits_box_1d(end.y, thmi.y, thma.y))
1038         return false;
1039     if (!trace_hits_box_1d(end.z, thmi.z, thma.z))
1040         return false;
1041
1042     return true;
1043 }
1044
1045 float tracebox_hits_box(vector start, vector mi, vector ma, vector end, vector thmi, vector thma)
1046 {
1047     return trace_hits_box(start, end, thmi - ma, thma - mi);
1048 }
1049
1050 float SUB_NoImpactCheck()
1051 {SELFPARAM();
1052         // zero hitcontents = this is not the real impact, but either the
1053         // mirror-impact of something hitting the projectile instead of the
1054         // projectile hitting the something, or a touchareagrid one. Neither of
1055         // these stop the projectile from moving, so...
1056         if(trace_dphitcontents == 0)
1057         {
1058                 //dprint("A hit happened with zero hit contents... DEBUG THIS, this should never happen for projectiles! Projectile will self-destruct.\n");
1059                 LOG_TRACEF("A hit from a projectile happened with no hit contents! DEBUG THIS, this should never happen for projectiles! Profectile will self-destruct. (edict: %d, classname: %s, origin: %s)\n", etof(self), self.classname, vtos(self.origin));
1060                 checkclient();
1061         }
1062     if (trace_dphitq3surfaceflags & Q3SURFACEFLAG_NOIMPACT)
1063         return 1;
1064     if (other == world && self.size != '0 0 0')
1065     {
1066         vector tic;
1067         tic = self.velocity * sys_frametime;
1068         tic = tic + normalize(tic) * vlen(self.maxs - self.mins);
1069         traceline(self.origin - tic, self.origin + tic, MOVE_NORMAL, self);
1070         if (trace_fraction >= 1)
1071         {
1072             LOG_TRACE("Odd... did not hit...?\n");
1073         }
1074         else if (trace_dphitq3surfaceflags & Q3SURFACEFLAG_NOIMPACT)
1075         {
1076             LOG_TRACE("Detected and prevented the sky-grapple bug.\n");
1077             return 1;
1078         }
1079     }
1080
1081     return 0;
1082 }
1083
1084 #define SUB_OwnerCheck() (other && (other == self.owner))
1085
1086 void W_Crylink_Dequeue(entity e);
1087 float WarpZone_Projectile_Touch_ImpactFilter_Callback()
1088 {SELFPARAM();
1089         if(SUB_OwnerCheck())
1090                 return true;
1091         if(SUB_NoImpactCheck())
1092         {
1093                 if(self.classname == "nade")
1094                         return false; // no checks here
1095                 else if(self.classname == "grapplinghook")
1096                         RemoveGrapplingHook(self.realowner);
1097                 else if(self.classname == "spike")
1098                 {
1099                         W_Crylink_Dequeue(self);
1100                         remove(self);
1101                 }
1102                 else
1103                         remove(self);
1104                 return true;
1105         }
1106         if(trace_ent && trace_ent.solid > SOLID_TRIGGER)
1107                 UpdateCSQCProjectile(self);
1108         return false;
1109 }
1110
1111 /** engine callback */
1112 void URI_Get_Callback(float id, float status, string data)
1113 {
1114         if(url_URI_Get_Callback(id, status, data))
1115         {
1116                 // handled
1117         }
1118         else if (id == URI_GET_DISCARD)
1119         {
1120                 // discard
1121         }
1122         else if (id >= URI_GET_CURL && id <= URI_GET_CURL_END)
1123         {
1124                 // sv_cmd curl
1125                 Curl_URI_Get_Callback(id, status, data);
1126         }
1127         else if (id >= URI_GET_IPBAN && id <= URI_GET_IPBAN_END)
1128         {
1129                 // online ban list
1130                 OnlineBanList_URI_Get_Callback(id, status, data);
1131         }
1132         else if (MUTATOR_CALLHOOK(URI_GetCallback, id, status, data))
1133         {
1134                 // handled by a mutator
1135         }
1136         else
1137         {
1138                 LOG_INFO("Received HTTP request data for an invalid id ", ftos(id), ".\n");
1139         }
1140 }
1141
1142 string uid2name(string myuid) {
1143         string s;
1144         s = db_get(ServerProgsDB, strcat("/uid2name/", myuid));
1145
1146         // FIXME remove this later after 0.6 release
1147         // convert old style broken records to correct style
1148         if(s == "")
1149         {
1150                 s = db_get(ServerProgsDB, strcat("uid2name", myuid));
1151                 if(s != "")
1152                 {
1153                         db_put(ServerProgsDB, strcat("/uid2name/", myuid), s);
1154                         db_remove(ServerProgsDB, strcat("uid2name", myuid));
1155                 }
1156         }
1157
1158         if(s == "")
1159                 s = "^1Unregistered Player";
1160         return s;
1161 }
1162
1163 float MoveToRandomLocationWithinBounds(entity e, vector boundmin, vector boundmax, float goodcontents, float badcontents, float badsurfaceflags, float attempts, float maxaboveground, float minviewdistance)
1164 {
1165     float m, i;
1166     vector start, org, delta, end, enddown, mstart;
1167     entity sp;
1168
1169     m = e.dphitcontentsmask;
1170     e.dphitcontentsmask = goodcontents | badcontents;
1171
1172     org = boundmin;
1173     delta = boundmax - boundmin;
1174
1175     start = end = org;
1176
1177     for (i = 0; i < attempts; ++i)
1178     {
1179         start.x = org.x + random() * delta.x;
1180         start.y = org.y + random() * delta.y;
1181         start.z = org.z + random() * delta.z;
1182
1183         // rule 1: start inside world bounds, and outside
1184         // solid, and don't start from somewhere where you can
1185         // fall down to evil
1186         tracebox(start, e.mins, e.maxs, start - '0 0 1' * delta.z, MOVE_NORMAL, e);
1187         if (trace_fraction >= 1)
1188             continue;
1189         if (trace_startsolid)
1190             continue;
1191         if (trace_dphitcontents & badcontents)
1192             continue;
1193         if (trace_dphitq3surfaceflags & badsurfaceflags)
1194             continue;
1195
1196         // rule 2: if we are too high, lower the point
1197         if (trace_fraction * delta.z > maxaboveground)
1198             start = trace_endpos + '0 0 1' * maxaboveground;
1199         enddown = trace_endpos;
1200
1201         // rule 3: make sure we aren't outside the map. This only works
1202         // for somewhat well formed maps. A good rule of thumb is that
1203         // the map should have a convex outside hull.
1204         // these can be traceLINES as we already verified the starting box
1205         mstart = start + 0.5 * (e.mins + e.maxs);
1206         traceline(mstart, mstart + '1 0 0' * delta.x, MOVE_NORMAL, e);
1207         if (trace_fraction >= 1 || trace_dphittexturename == "common/caulk")
1208             continue;
1209         traceline(mstart, mstart - '1 0 0' * delta.x, MOVE_NORMAL, e);
1210         if (trace_fraction >= 1 || trace_dphittexturename == "common/caulk")
1211             continue;
1212         traceline(mstart, mstart + '0 1 0' * delta.y, MOVE_NORMAL, e);
1213         if (trace_fraction >= 1 || trace_dphittexturename == "common/caulk")
1214             continue;
1215         traceline(mstart, mstart - '0 1 0' * delta.y, MOVE_NORMAL, e);
1216         if (trace_fraction >= 1 || trace_dphittexturename == "common/caulk")
1217             continue;
1218         traceline(mstart, mstart + '0 0 1' * delta.z, MOVE_NORMAL, e);
1219         if (trace_fraction >= 1 || trace_dphittexturename == "common/caulk")
1220             continue;
1221
1222         // rule 4: we must "see" some spawnpoint or item
1223         for(sp = world; (sp = find(sp, classname, "info_player_deathmatch")); )
1224                 if(checkpvs(mstart, sp))
1225                         if((traceline(mstart, sp.origin, MOVE_NORMAL, e), trace_fraction) >= 1)
1226                                 break;
1227         if(!sp)
1228         {
1229                 for(sp = world; (sp = findflags(sp, flags, FL_ITEM)); )
1230                         if(checkpvs(mstart, sp))
1231                                 if((traceline(mstart, sp.origin + (sp.mins + sp.maxs) * 0.5, MOVE_NORMAL, e), trace_fraction) >= 1)
1232                                         break;
1233                 if(!sp)
1234                         continue;
1235         }
1236
1237         // find a random vector to "look at"
1238         end.x = org.x + random() * delta.x;
1239         end.y = org.y + random() * delta.y;
1240         end.z = org.z + random() * delta.z;
1241         end = start + normalize(end - start) * vlen(delta);
1242
1243         // rule 4: start TO end must not be too short
1244         tracebox(start, e.mins, e.maxs, end, MOVE_NORMAL, e);
1245         if (trace_startsolid)
1246             continue;
1247         if (trace_fraction < minviewdistance / vlen(delta))
1248             continue;
1249
1250         // rule 5: don't want to look at sky
1251         if (trace_dphitq3surfaceflags & Q3SURFACEFLAG_SKY)
1252             continue;
1253
1254         // rule 6: we must not end up in trigger_hurt
1255         if (tracebox_hits_trigger_hurt(start, e.mins, e.maxs, enddown))
1256             continue;
1257
1258         break;
1259     }
1260
1261     e.dphitcontentsmask = m;
1262
1263     if (i < attempts)
1264     {
1265         setorigin(e, start);
1266         e.angles = vectoangles(end - start);
1267         LOG_TRACE("Needed ", ftos(i + 1), " attempts\n");
1268         return true;
1269     }
1270     else
1271         return false;
1272 }
1273
1274 float MoveToRandomMapLocation(entity e, float goodcontents, float badcontents, float badsurfaceflags, float attempts, float maxaboveground, float minviewdistance)
1275 {
1276         return MoveToRandomLocationWithinBounds(e, world.mins, world.maxs, goodcontents, badcontents, badsurfaceflags, attempts, maxaboveground, minviewdistance);
1277 }
1278
1279 void write_recordmarker(entity pl, float tstart, float dt)
1280 {
1281     GameLogEcho(strcat(":recordset:", ftos(pl.playerid), ":", ftos(dt)));
1282
1283     // also write a marker into demo files for demotc-race-record-extractor to find
1284     stuffcmd(pl,
1285              strcat(
1286                  strcat("//", strconv(2, 0, 0, GetGametype()), " RECORD SET ", TIME_ENCODED_TOSTRING(TIME_ENCODE(dt))),
1287                  " ", ftos(tstart), " ", ftos(dt), "\n"));
1288 }
1289
1290 void attach_sameorigin(entity e, entity to, string tag)
1291 {
1292     vector org, t_forward, t_left, t_up, e_forward, e_up;
1293     float tagscale;
1294
1295     org = e.origin - gettaginfo(to, gettagindex(to, tag));
1296     tagscale = pow(vlen(v_forward), -2); // undo a scale on the tag
1297     t_forward = v_forward * tagscale;
1298     t_left = v_right * -tagscale;
1299     t_up = v_up * tagscale;
1300
1301     e.origin_x = org * t_forward;
1302     e.origin_y = org * t_left;
1303     e.origin_z = org * t_up;
1304
1305     // current forward and up directions
1306     if (substring(e.model, 0, 1) == "*") // bmodels have their own rules
1307                 e.angles = AnglesTransform_FromVAngles(e.angles);
1308         else
1309                 e.angles = AnglesTransform_FromAngles(e.angles);
1310     fixedmakevectors(e.angles);
1311
1312     // untransform forward, up!
1313     e_forward.x = v_forward * t_forward;
1314     e_forward.y = v_forward * t_left;
1315     e_forward.z = v_forward * t_up;
1316     e_up.x = v_up * t_forward;
1317     e_up.y = v_up * t_left;
1318     e_up.z = v_up * t_up;
1319
1320     e.angles = fixedvectoangles2(e_forward, e_up);
1321     if (substring(e.model, 0, 1) == "*") // bmodels have their own rules
1322                 e.angles = AnglesTransform_ToVAngles(e.angles);
1323         else
1324                 e.angles = AnglesTransform_ToAngles(e.angles);
1325
1326     setattachment(e, to, tag);
1327     setorigin(e, e.origin);
1328 }
1329
1330 void detach_sameorigin(entity e)
1331 {
1332     vector org;
1333     org = gettaginfo(e, 0);
1334     e.angles = fixedvectoangles2(v_forward, v_up);
1335     if (substring(e.model, 0, 1) == "*") // bmodels have their own rules
1336                 e.angles = AnglesTransform_ToVAngles(e.angles);
1337         else
1338                 e.angles = AnglesTransform_ToAngles(e.angles);
1339     setorigin(e, org);
1340     setattachment(e, world, "");
1341     setorigin(e, e.origin);
1342 }
1343
1344 void follow_sameorigin(entity e, entity to)
1345 {
1346     e.movetype = MOVETYPE_FOLLOW; // make the hole follow
1347     e.aiment = to; // make the hole follow bmodel
1348     e.punchangle = to.angles; // the original angles of bmodel
1349     e.view_ofs = e.origin - to.origin; // relative origin
1350     e.v_angle = e.angles - to.angles; // relative angles
1351 }
1352
1353 void unfollow_sameorigin(entity e)
1354 {
1355     e.movetype = MOVETYPE_NONE;
1356 }
1357
1358 entity gettaginfo_relative_ent;
1359 vector gettaginfo_relative(entity e, float tag)
1360 {
1361     if (!gettaginfo_relative_ent)
1362     {
1363         gettaginfo_relative_ent = spawn();
1364         gettaginfo_relative_ent.effects = EF_NODRAW;
1365     }
1366     gettaginfo_relative_ent.model = e.model;
1367     gettaginfo_relative_ent.modelindex = e.modelindex;
1368     gettaginfo_relative_ent.frame = e.frame;
1369     return gettaginfo(gettaginfo_relative_ent, tag);
1370 }
1371
1372 .string aiment_classname;
1373 .float aiment_deadflag;
1374 void SetMovetypeFollow(entity ent, entity e)
1375 {
1376         // FIXME this may not be warpzone aware
1377         ent.movetype = MOVETYPE_FOLLOW; // make the hole follow
1378         ent.solid = SOLID_NOT; // MOVETYPE_FOLLOW is always non-solid - this means this cannot be teleported by warpzones any more! Instead, we must notice when our owner gets teleported.
1379         ent.aiment = e; // make the hole follow bmodel
1380         ent.punchangle = e.angles; // the original angles of bmodel
1381         ent.view_ofs = ent.origin - e.origin; // relative origin
1382         ent.v_angle = ent.angles - e.angles; // relative angles
1383         ent.aiment_classname = strzone(e.classname);
1384         ent.aiment_deadflag = e.deadflag;
1385 }
1386 void UnsetMovetypeFollow(entity ent)
1387 {
1388         ent.movetype = MOVETYPE_FLY;
1389         PROJECTILE_MAKETRIGGER(ent);
1390         ent.aiment = world;
1391 }
1392 float LostMovetypeFollow(entity ent)
1393 {
1394 /*
1395         if(ent.movetype != MOVETYPE_FOLLOW)
1396                 if(ent.aiment)
1397                         error("???");
1398 */
1399         if(ent.aiment)
1400         {
1401                 if(ent.aiment.classname != ent.aiment_classname)
1402                         return 1;
1403                 if(ent.aiment.deadflag != ent.aiment_deadflag)
1404                         return 1;
1405         }
1406         return 0;
1407 }
1408
1409 float isPushable(entity e)
1410 {
1411         if(e.pushable)
1412                 return true;
1413         if(IS_VEHICLE(e))
1414                 return false;
1415         if(e.iscreature)
1416                 return true;
1417         switch(e.classname)
1418         {
1419                 case "body":
1420                 case "droppedweapon":
1421                 case "keepawayball":
1422                 case "nexball_basketball":
1423                 case "nexball_football":
1424                         return true;
1425                 case "bullet": // antilagged bullets can't hit this either
1426                         return false;
1427         }
1428         if (e.projectiledeathtype)
1429                 return true;
1430         return false;
1431 }