/* CrossFire, A Multiplayer game for X-windows Copyright (C) 2001-2003 Mark Wedel & Crossfire Development Team Copyright (C) 1992 Frank Tore Johansen This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. The authors can be reached via e-mail at */ #include #include #include #ifdef HAVE_DES_H # include #else # ifdef HAVE_CRYPT_H # include # endif #endif #ifndef __CEXTRACT__ # include #endif #ifdef HAVE_TIME_H # include #endif #include <../random_maps/random_map.h> #include <../random_maps/rproto.h> #include "path.h" static char days[7][4] = { "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" }; void version (object *op) { if (op != NULL) clear_win_info (op); new_draw_info_format (NDI_UNIQUE, 0, op, "This is Crossfire v%s", VERSION); /* If in a socket, don't print out the list of authors. It confuses the * crossclient program. */ if (op == NULL) return; new_draw_info (NDI_UNIQUE, 0, op, "Authors and contributors to this program:"); new_draw_info (NDI_UNIQUE, 0, op, "mwedel@sonic.net (Mark Wedel)"); new_draw_info (NDI_UNIQUE, 0, op, "frankj@ifi.uio.no (Frank Tore Johansen)"); new_draw_info (NDI_UNIQUE, 0, op, "kjetilho@ifi.uio.no (Kjetil Torgrim Homme)"); new_draw_info (NDI_UNIQUE, 0, op, "tvangod@ecst.csuchico.edu (Tyler Van Gorder)"); new_draw_info (NDI_UNIQUE, 0, op, "elmroth@cd.chalmers.se (Tony Elmroth)"); new_draw_info (NDI_UNIQUE, 0, op, "dougal.scott@fcit.monasu.edu.au (Dougal Scott)"); new_draw_info (NDI_UNIQUE, 0, op, "wchuang@athena.mit.edu (William)"); new_draw_info (NDI_UNIQUE, 0, op, "ftww@cs.su.oz.au (Geoff Bailey)"); new_draw_info (NDI_UNIQUE, 0, op, "jorgens@flipper.pvv.unit.no (Kjetil Wiekhorst Jxrgensen)"); new_draw_info (NDI_UNIQUE, 0, op, "c.blackwood@rdt.monash.edu.au (Cameron Blackwood)"); new_draw_info (NDI_UNIQUE, 0, op, "jtraub+@cmu.edu (Joseph L. Traub)"); new_draw_info (NDI_UNIQUE, 0, op, "rgg@aaii.oz.au (Rupert G. Goldie)"); new_draw_info (NDI_UNIQUE, 0, op, "eanders+@cmu.edu (Eric A. Anderson)"); new_draw_info (NDI_UNIQUE, 0, op, "eneq@Prag.DoCS.UU.SE (Rickard Eneqvist)"); new_draw_info (NDI_UNIQUE, 0, op, "Jarkko.Sonninen@lut.fi (Jarkko Sonninen)"); new_draw_info (NDI_UNIQUE, 0, op, "kholland@sunlab.cit.cornell.du (Karl Holland)"); new_draw_info (NDI_UNIQUE, 0, op, "vick@bern.docs.uu.se (Mikael Lundgren)"); new_draw_info (NDI_UNIQUE, 0, op, "mol@meryl.csd.uu.se (Mikael Olsson)"); new_draw_info (NDI_UNIQUE, 0, op, "Tero.Haatanen@lut.fi (Tero Haatanen)"); new_draw_info (NDI_UNIQUE, 0, op, "ylitalo@student.docs.uu.se (Lasse Ylitalo)"); new_draw_info (NDI_UNIQUE, 0, op, "anipa@guru.magic.fi (Niilo Neuvo)"); new_draw_info (NDI_UNIQUE, 0, op, "mta@modeemi.cs.tut.fi (Markku J{rvinen)"); new_draw_info (NDI_UNIQUE, 0, op, "meunier@inf.enst.fr (Sylvain Meunier)"); new_draw_info (NDI_UNIQUE, 0, op, "jfosback@darmok.uoregon.edu (Jason Fosback)"); new_draw_info (NDI_UNIQUE, 0, op, "cedman@capitalist.princeton.edu (Carl Edman)"); new_draw_info (NDI_UNIQUE, 0, op, "henrich@crh.cl.msu.edu (Charles Henrich)"); new_draw_info (NDI_UNIQUE, 0, op, "schmid@fb3-s7.math.tu-berlin.de (Gregor Schmid)"); new_draw_info (NDI_UNIQUE, 0, op, "quinet@montefiore.ulg.ac.be (Raphael Quinet)"); new_draw_info (NDI_UNIQUE, 0, op, "jam@modeemi.cs.tut.fi (Jari Vanhala)"); new_draw_info (NDI_UNIQUE, 0, op, "kivinen@joker.cs.hut.fi (Tero Kivinen)"); new_draw_info (NDI_UNIQUE, 0, op, "peterm@soda.berkeley.edu (Peter Mardahl)"); new_draw_info (NDI_UNIQUE, 0, op, "matt@cs.odu.edu (Matthew Zeher)"); new_draw_info (NDI_UNIQUE, 0, op, "srt@sun-dimas.aero.org (Scott R. Turner)"); new_draw_info (NDI_UNIQUE, 0, op, "huma@netcom.com (Ben Fennema)"); new_draw_info (NDI_UNIQUE, 0, op, "njw@cs.city.ac.uk (Nick Williams)"); new_draw_info (NDI_UNIQUE, 0, op, "Wacren@Gin.ObsPM.Fr (Laurent Wacrenier)"); new_draw_info (NDI_UNIQUE, 0, op, "thomas@astro.psu.edu (Brian Thomas)"); new_draw_info (NDI_UNIQUE, 0, op, "jsm@axon.ksc.nasa.gov (John Steven Moerk)"); new_draw_info (NDI_UNIQUE, 0, op, "Delbecq David [david.delbecq@mailandnews.com]"); new_draw_info (NDI_UNIQUE, 0, op, "Chachkoff Yann [yann.chachkoff@mailandnews.com]\n"); new_draw_info (NDI_UNIQUE, 0, op, "Images and art:"); new_draw_info (NDI_UNIQUE, 0, op, "Peter Gardner"); new_draw_info (NDI_UNIQUE, 0, op, "David Gervais [david_eg@mail.com]"); new_draw_info (NDI_UNIQUE, 0, op, "Mitsuhiro Itakura [ita@gold.koma.jaeri.go.jp]"); new_draw_info (NDI_UNIQUE, 0, op, "Hansjoerg Malthaner [hansjoerg.malthaner@danet.de]"); new_draw_info (NDI_UNIQUE, 0, op, "Mårten Woxberg [maxmc@telia.com]"); new_draw_info (NDI_UNIQUE, 0, op, "And many more!"); } void info_keys (object *op) { clear_win_info (op); new_draw_info (NDI_UNIQUE, 0, op, "Push `hjklynub' to walk in a direction."); new_draw_info (NDI_UNIQUE, 0, op, "Shift + dir = fire, Ctrl + dir = run"); new_draw_info (NDI_UNIQUE, 0, op, "(To fire at yourself, hit `.'"); new_draw_info (NDI_UNIQUE, 0, op, "To attack, walk into the monsters."); new_draw_info (NDI_UNIQUE, 0, op, "\" = speak ' = extended command"); new_draw_info (NDI_UNIQUE, 0, op, "i = inventory , = get : = look"); new_draw_info (NDI_UNIQUE, 0, op, "<> = rotate d = drop ? = help"); new_draw_info (NDI_UNIQUE, 0, op, "a = apply A = apply below t = throw"); new_draw_info (NDI_UNIQUE, 0, op, "e = examine E = exa below @ = autopick"); new_draw_info (NDI_UNIQUE, 0, op, "C = configure s = brace v = version"); new_draw_info (NDI_UNIQUE, 0, op, "+- = change range = browse spells"); new_draw_info (NDI_UNIQUE, 0, op, "x = change inventory type"); new_draw_info (NDI_UNIQUE, 0, op, "Mouse: L = examine, M = apply, R = drop/get"); new_draw_info (NDI_UNIQUE, 0, op, "'help = info about extended commands."); new_draw_info (NDI_UNIQUE, 0, op, "Ctrl-R = refresh Ctrl-C = clear"); new_draw_info (NDI_UNIQUE, 0, op, "You can type a number before most commands."); new_draw_info (NDI_UNIQUE, 0, op, "(For instance 3d drops 3 items.)"); } void start_info (object *op) { char buf[MAX_BUF]; sprintf (buf, "Welcome to Crossfire, v%s!", VERSION); new_draw_info (NDI_UNIQUE, 0, op, buf); new_draw_info (NDI_UNIQUE, 0, op, "Press `?' for help"); new_draw_info (NDI_UNIQUE, 0, op, " "); new_draw_info_format (NDI_UNIQUE | NDI_ALL | NDI_DK_ORANGE, 5, op, "%s entered the game.", &op->name); if (!op->contr->name_changed) { new_draw_info (NDI_UNIQUE, 0, op, "Note that you must set your name with the name"); new_draw_info (NDI_UNIQUE, 0, op, "command to enter the highscore list."); new_draw_info (NDI_UNIQUE, 0, op, "(You can also use the crossfire.name X-resource.)"); } } /* Really, there is no reason to crypt the passwords any system. But easier * to just leave this enabled for backward compatibility. Put the * simple case at top - no encryption - makes it easier to read. */ char * crypt_string (char *str, char *salt) { #if defined(WIN32) || (defined(__FreeBSD__) && !defined(HAVE_LIBDES)) return (str); #else static char *c = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789./"; char s[2]; if (salt == NULL) s[0] = c[RANDOM () % (int) strlen (c)], s[1] = c[RANDOM () % (int) strlen (c)]; else s[0] = salt[0], s[1] = salt[1]; # ifdef HAVE_LIBDES return (char *) des_crypt (str, s); # endif /* Default case - just use crypt */ return (char *) crypt (str, s); #endif } int check_password (char *typed, char *crypted) { return !strcmp (crypt_string (typed, crypted), crypted); } /* This is a basic little function to put the player back to his * savebed. We do some error checking - its possible that the * savebed map may no longer exist, so we make sure the player * goes someplace. */ void enter_player_savebed (object *op) { maptile *oldmap = op->map; object *tmp; tmp = get_object (); EXIT_PATH (tmp) = op->contr->savebed_map; EXIT_X (tmp) = op->contr->bed_x; EXIT_Y (tmp) = op->contr->bed_y; enter_exit (op, tmp); /* If the player has not changed maps and the name does not match * that of the savebed, his savebed map is gone. Lets go back * to the emergency path. Update what the players savebed is * while we're at it. */ if (oldmap == op->map && strcmp (op->contr->savebed_map, oldmap->path)) { LOG (llevDebug, "Player %s savebed location %s is invalid - going to emergency location (%s)\n", settings.emergency_mapname, &op->name, op->contr->savebed_map); strcpy (op->contr->savebed_map, settings.emergency_mapname); op->contr->bed_x = settings.emergency_x; op->contr->bed_y = settings.emergency_y; EXIT_PATH (tmp) = op->contr->savebed_map; EXIT_X (tmp) = op->contr->bed_x; EXIT_Y (tmp) = op->contr->bed_y; enter_exit (op, tmp); } free_object (tmp); } /* All this really is is a glorified remove_object that also updates * the counts on the map if needed. */ void leave_map (object *op) { maptile *oldmap = op->map; remove_ob (op); if (oldmap) { if (!op->contr->hidden) oldmap->players--; if (oldmap->players <= 0) { /* can be less than zero due to errors in tracking this */ set_map_timeout (oldmap); } } } /* * enter_map(): Moves the player and pets from current map (if any) to * new map. map, x, y must be set. map is the map we are moving the * player to - it could be the map he just came from if the load failed for * whatever reason. If default map coordinates are to be used, then * the function that calls this should figure them out. */ static void enter_map (object *op, maptile *newmap, int x, int y) { maptile *oldmap = op->map; if (out_of_map (newmap, x, y)) { LOG (llevError, "enter_map: supplied coordinates are not within the map! (%s: %d, %d)\n", newmap->path, x, y); x = MAP_ENTER_X (newmap); y = MAP_ENTER_Y (newmap); if (out_of_map (newmap, x, y)) { LOG (llevError, "enter_map: map %s provides invalid default enter location (%d, %d) > (%d, %d)\n", newmap->path, x, y, MAP_WIDTH (newmap), MAP_HEIGHT (newmap)); new_draw_info (NDI_UNIQUE, 0, op, "The exit is closed"); return; } } /* try to find a spot for the player */ if (ob_blocked (op, newmap, x, y)) { /* First choice blocked */ /* We try to find a spot for the player, starting closest in. * We could use find_first_free_spot, but that doesn't randomize it at all, * So for example, if the north space is free, you would always end up there even * if other spaces around are available. * Note that for the second and third calls, we could start at a position other * than one, but then we could end up on the other side of walls and so forth. */ int i = find_free_spot (op, newmap, x, y, 1, SIZEOFFREE1 + 1); if (i == -1) { i = find_free_spot (op, newmap, x, y, 1, SIZEOFFREE2 + 1); if (i == -1) i = find_free_spot (op, newmap, x, y, 1, SIZEOFFREE); } if (i != -1) { x += freearr_x[i]; y += freearr_y[i]; } else { /* not much we can do in this case. */ LOG (llevInfo, "enter_map: Could not find free spot for player - will dump on top of object (%s: %d, %d)\n", newmap->path, x, y); } } /* end if looking for free spot */ if (op->map != NULL) if (INVOKE_MAP (LEAVE, op->map, ARG_PLAYER (op->contr))) return; if (INVOKE_PLAYER (MAP_CHANGE, op->contr, ARG_MAP (newmap), ARG_INT (x), ARG_INT (y))) return; if (INVOKE_MAP (ENTER, newmap, ARG_PLAYER (op->contr), ARG_INT (x), ARG_INT (y))) return; /* If it is a player login, he has yet to be inserted anyplace. * otherwise, we need to deal with removing the player here. */ remove_ob (op); /* remove_ob clears these so they must be reset after the remove_ob call */ op->x = x; op->y = y; op->map = newmap; insert_ob_in_map (op, op->map, NULL, INS_NO_WALK_ON); if (!op->contr->hidden) newmap->players++; newmap->timeout = 0; op->enemy = NULL; if (op->contr) { strcpy (op->contr->maplevel, newmap->path); op->contr->count = 0; } /* Update any golems */ if (op->type == PLAYER && op->contr->ranges[range_golem] != NULL) { int i = find_free_spot (op->contr->ranges[range_golem], newmap, x, y, 1, SIZEOFFREE); remove_ob (op->contr->ranges[range_golem]); if (i == -1) { remove_friendly_object (op->contr->ranges[range_golem]); free_object (op->contr->ranges[range_golem]); op->contr->ranges[range_golem] = NULL; op->contr->golem_count = 0; } else { for (object *tmp = op->contr->ranges[range_golem]; tmp != NULL; tmp = tmp->more) { tmp->x = x + freearr_x[i] + (tmp->arch == NULL ? 0 : tmp->arch->clone.x); tmp->y = y + freearr_y[i] + (tmp->arch == NULL ? 0 : tmp->arch->clone.y); tmp->map = newmap; } insert_ob_in_map (op->contr->ranges[range_golem], newmap, NULL, 0); op->contr->ranges[range_golem]->direction = find_dir_2 (op->x - op->contr->ranges[range_golem]->x, op->y - op->contr->ranges[range_golem]->y); } } op->direction = 0; /* since the players map is already loaded, we don't need to worry * about pending objects. */ remove_all_pets (newmap); /* If the player is changing maps, we need to do some special things * Do this after the player is on the new map - otherwise the force swap of the * old map does not work. */ if (oldmap != newmap) { if (oldmap) /* adjust old map */ { oldmap->players--; if (oldmap->players <= 0) /* can be less than zero due to errors in tracking this */ set_map_timeout (oldmap); } } } void set_map_timeout (maptile *oldmap) { #if MAP_MAXTIMEOUT oldmap->timeout = MAP_TIMEOUT (oldmap); /* Do MINTIMEOUT first, so that MAXTIMEOUT is used if that is * lower than the min value. */ # if MAP_MINTIMEOUT if (oldmap->timeout < MAP_MINTIMEOUT) oldmap->timeout = MAP_MINTIMEOUT; # endif if (oldmap->timeout > MAP_MAXTIMEOUT) oldmap->timeout = MAP_MAXTIMEOUT; #else /* save out the map */ swap_map (oldmap); #endif /* MAP_MAXTIMEOUT */ } /* clean_path takes a path and replaces all / with _ * We do a strcpy so that we do not change the original string. */ char * clean_path (const char *file) { static char newpath[MAX_BUF], *cp; assign (newpath, file); for (cp = newpath; *cp != '\0'; cp++) if (*cp == '/') *cp = '_'; return newpath; } /* unclean_path takes a path and replaces all _ with / * This basically undoes clean path. * We do a strcpy so that we do not change the original string. * We are smart enough to start after the last / in case we * are getting passed a string that points to a unique map * path. */ char * unclean_path (const char *src) { static char newpath[MAX_BUF], *cp; cp = strrchr (src, '/'); assign (newpath, cp ? cp + 1 : src); for (cp = newpath; *cp != '\0'; cp++) if (*cp == '_') *cp = '/'; return newpath; } /* The player is trying to enter a randomly generated map. In this case, generate the * random map as needed. */ static void enter_random_map (object *pl, object *exit_ob) { maptile *new_map; char newmap_name[HUGE_BUF], *cp; static int reference_number = 0; RMParms rp; memset (&rp, 0, sizeof (RMParms)); rp.Xsize = -1; rp.Ysize = -1; rp.region = get_region_by_map (exit_ob->map); if (exit_ob->msg) set_random_map_variable (&rp, exit_ob->msg); rp.origin_x = exit_ob->x; rp.origin_y = exit_ob->y; strcpy (rp.origin_map, pl->map->path); /* If we have a final_map, use it as a base name to give some clue * as where the player is. Otherwise, use the origin map. * Take the last component (after the last slash) to give * shorter names without bogus slashes. */ if (rp.final_map[0]) { cp = strrchr (rp.final_map, '/'); if (!cp) cp = rp.final_map; } else { char buf[HUGE_BUF]; cp = strrchr (rp.origin_map, '/'); if (!cp) cp = rp.origin_map; /* Need to strip of any trailing digits, if it has them */ strcpy (buf, cp); while (isdigit (buf[strlen (buf) - 1])) buf[strlen (buf) - 1] = 0; cp = buf; } sprintf (newmap_name, "/random/%s%04d", cp + 1, reference_number++); /* now to generate the actual map. */ new_map = generate_random_map (newmap_name, &rp); /* Update the exit_ob so it now points directly at the newly created * random maps. Not that it is likely to happen, but it does mean that a * exit in a unique map leading to a random map will not work properly. * It also means that if the created random map gets reset before * the exit leading to it, that the exit will no longer work. */ if (new_map) { int x, y; x = EXIT_X (exit_ob) = MAP_ENTER_X (new_map); y = EXIT_Y (exit_ob) = MAP_ENTER_Y (new_map); EXIT_PATH (exit_ob) = newmap_name; strcpy (new_map->path, newmap_name); enter_map (pl, new_map, x, y); } } /* The player is trying to enter a non-randomly generated template map. In this * case, use a map file for a template */ static void enter_fixed_template_map (object *pl, object *exit_ob) { maptile *new_map; char tmpnum[32], exitpath[HUGE_BUF], resultname[HUGE_BUF], tmpstring[HUGE_BUF], *sourcemap; const char *new_map_name; /* Split the exit path string into two parts, one * for where to store the map, and one for were * to generate the map from. */ snprintf (exitpath, sizeof (exitpath), "%s", EXIT_PATH (exit_ob) + 2); sourcemap = strchr (exitpath, '!'); if (!sourcemap) { new_draw_info_format (NDI_UNIQUE, 0, pl, "The %s is closed.", &exit_ob->name); /* Should only occur when no source map is set. */ LOG (llevError, "enter_fixed_template_map: Exit %s (%d,%d) on map %s has no source template.\n", &exit_ob->name, exit_ob->x, exit_ob->y, exit_ob->map->path); return; } *sourcemap++ = '\0'; /* If we are not coming from a template map, we can use relative directories * for the map to generate from. */ if (!exit_ob->map->templatemap) sourcemap = path_combine_and_normalize (exit_ob->map->path, sourcemap); /* Do replacement of %x, %y, and %n to the x coord of the exit, the y coord * of the exit, and the name of the map the exit is on, respectively. */ sprintf (tmpnum, "%d", exit_ob->x); replace (exitpath, "%x", tmpnum, resultname, sizeof (resultname)); sprintf (tmpnum, "%d", exit_ob->y); sprintf (tmpstring, "%s", resultname); replace (tmpstring, "%y", tmpnum, resultname, sizeof (resultname)); sprintf (tmpstring, "%s", resultname); replace (tmpstring, "%n", exit_ob->map->name, resultname, sizeof (resultname)); /* If we are coming from another template map, use reletive paths unless * indicated otherwise. */ if (exit_ob->map->templatemap && (resultname[0] != '/')) new_map_name = path_combine_and_normalize (exit_ob->map->path, resultname); else new_map_name = create_template_pathname (resultname); /* Attempt to load the map, if unable to, then * create the map from the template. */ new_map = ready_map_name (new_map_name, MAP_PLAYER_UNIQUE); if (!new_map) { new_map = load_original_map (create_pathname (sourcemap), MAP_PLAYER_UNIQUE); if (new_map) fix_auto_apply (new_map); } if (new_map) { /* set the path of the map to where it should be * so we don't just save over the source map. */ strcpy (new_map->path, new_map_name); new_map->templatemap = 1; enter_map (pl, new_map, EXIT_X (exit_ob), EXIT_Y (exit_ob)); } else { new_draw_info_format (NDI_UNIQUE, 0, pl, "The %s is closed.", &exit_ob->name); /* Should only occur when an invalid source map is set. */ LOG (llevDebug, "enter_fixed_template_map: Exit %s (%d,%d) on map %s leads no where.\n", &exit_ob->name, exit_ob->x, exit_ob->y, exit_ob->map->path); } } /* The player is trying to enter a randomly generated template map. In this * case, generate the map as needed. */ static void enter_random_template_map (object *pl, object *exit_ob) { maptile *new_map; char tmpnum[32], resultname[HUGE_BUF], tmpstring[HUGE_BUF]; const char *new_map_name; RMParms rp; /* Do replacement of %x, %y, and %n to the x coord of the exit, the y coord * of the exit, and the name of the map the exit is on, respectively. */ sprintf (tmpnum, "%d", exit_ob->x); replace (EXIT_PATH (exit_ob) + 3, "%x", tmpnum, resultname, sizeof (resultname)); sprintf (tmpnum, "%d", exit_ob->y); sprintf (tmpstring, "%s", resultname); replace (tmpstring, "%y", tmpnum, resultname, sizeof (resultname)); sprintf (tmpstring, "%s", resultname); replace (tmpstring, "%n", exit_ob->map->name, resultname, sizeof (resultname)); /* If we are coming from another template map, use reletive paths unless * indicated otherwise. */ if (exit_ob->map->templatemap && (resultname[0] != '/')) { new_map_name = path_combine_and_normalize (exit_ob->map->path, resultname); } else { new_map_name = create_template_pathname (resultname); } new_map = ready_map_name (new_map_name, MAP_PLAYER_UNIQUE); if (!new_map) { memset (&rp, 0, sizeof (RMParms)); rp.Xsize = -1; rp.Ysize = -1; rp.region = get_region_by_map (exit_ob->map); if (exit_ob->msg) set_random_map_variable (&rp, exit_ob->msg); rp.origin_x = exit_ob->x; rp.origin_y = exit_ob->y; strcpy (rp.origin_map, pl->map->path); /* now to generate the actual map. */ new_map = generate_random_map (new_map_name, &rp); } /* Update the exit_ob so it now points directly at the newly created * random maps. Not that it is likely to happen, but it does mean that a * exit in a unique map leading to a random map will not work properly. * It also means that if the created random map gets reset before * the exit leading to it, that the exit will no longer work. */ if (new_map) { int x, y; x = EXIT_X (exit_ob) = MAP_ENTER_X (new_map); y = EXIT_Y (exit_ob) = MAP_ENTER_Y (new_map); new_map->templatemap = 1; enter_map (pl, new_map, x, y); } } /* Code to enter/detect a character entering a unique map. */ static void enter_unique_map (object *op, object *exit_ob) { char apartment[HUGE_BUF]; maptile *newmap; if (EXIT_PATH (exit_ob)[0] == '/') { sprintf (apartment, "%s/%s/%s/%s", settings.localdir, settings.playerdir, &op->name, clean_path (EXIT_PATH (exit_ob))); newmap = ready_map_name (apartment, MAP_PLAYER_UNIQUE); if (!newmap) { newmap = load_original_map (create_pathname (EXIT_PATH (exit_ob)), MAP_PLAYER_UNIQUE); if (newmap) fix_auto_apply (newmap); } } else { /* relative directory */ char reldir[HUGE_BUF], tmpc[HUGE_BUF], *cp; if (exit_ob->map->unique) { strcpy (reldir, unclean_path (exit_ob->map->path)); /* Need to copy this over, as clean_path only has one static return buffer */ strcpy (tmpc, clean_path (reldir)); /* Remove final component, if any */ if ((cp = strrchr (tmpc, '_')) != NULL) *cp = 0; sprintf (apartment, "%s/%s/%s/%s_%s", settings.localdir, settings.playerdir, &op->name, tmpc, clean_path (EXIT_PATH (exit_ob))); newmap = ready_map_name (apartment, MAP_PLAYER_UNIQUE); if (!newmap) { newmap = load_original_map (create_pathname (path_combine_and_normalize (reldir, EXIT_PATH (exit_ob))), MAP_PLAYER_UNIQUE); if (newmap) fix_auto_apply (newmap); } } else { /* The exit is unique, but the map we are coming from is not unique. So * use the basic logic - don't need to demangle the path name */ sprintf (apartment, "%s/%s/%s/%s", settings.localdir, settings.playerdir, &op->name, clean_path (path_combine_and_normalize (exit_ob->map->path, EXIT_PATH (exit_ob)))); newmap = ready_map_name (apartment, MAP_PLAYER_UNIQUE); if (!newmap) { newmap = ready_map_name (path_combine_and_normalize (exit_ob->map->path, EXIT_PATH (exit_ob)), 0); if (newmap) fix_auto_apply (newmap); } } } if (newmap) { strcpy (newmap->path, apartment); newmap->unique = 1; enter_map (op, newmap, EXIT_X (exit_ob), EXIT_Y (exit_ob)); } else { new_draw_info_format (NDI_UNIQUE, 0, op, "The %s is closed.", &exit_ob->name); /* Perhaps not critical, but I would think that the unique maps * should be new enough this does not happen. This also creates * a strange situation where some players could perhaps have visited * such a map before it was removed, so they have the private * map, but other players can't get it anymore. */ LOG (llevDebug, "enter_unique_map: Exit %s (%d,%d) on map %s is leads no where.\n", &exit_ob->name, exit_ob->x, exit_ob->y, exit_ob->map->path); } } /* Tries to move 'op' to exit_ob. op is the character or monster that is * using the exit, where exit_ob is the exit object (boat, door, teleporter, * etc.) if exit_ob is null, then op->contr->maplevel contains that map to * move the object to. This is used when loading the player. * * Largely redone by MSW 2001-01-21 - this function was overly complex * and had some obscure bugs. */ void enter_exit (object *op, object *exit_ob) { #define PORTAL_DESTINATION_NAME "Town portal destination" /* this one should really be in a header file */ object *tmp; /* It may be nice to support other creatures moving across * exits, but right now a lot of the code looks at op->contr, * so thta is an RFE. */ if (op->type != PLAYER) return; /* First, lets figure out what map the player is going to go to */ if (exit_ob) { /* check to see if we make a template map */ if (EXIT_PATH (exit_ob) && EXIT_PATH (exit_ob)[1] == '@') { if (EXIT_PATH (exit_ob)[2] == '!') { /* generate a template map randomly */ enter_random_template_map (op, exit_ob); } else { /* generate a template map from a fixed template */ enter_fixed_template_map (op, exit_ob); } } /* check to see if we make a randomly generated map */ else if (EXIT_PATH (exit_ob) && EXIT_PATH (exit_ob)[1] == '!') { enter_random_map (op, exit_ob); } else if (QUERY_FLAG (exit_ob, FLAG_UNIQUE)) { enter_unique_map (op, exit_ob); } else { int x = EXIT_X (exit_ob), y = EXIT_Y (exit_ob); /* 'Normal' exits that do not do anything special * Simple enough we don't need another routine for it. */ maptile *newmap; if (exit_ob->map) { newmap = ready_map_name (path_combine_and_normalize (exit_ob->map->path, EXIT_PATH (exit_ob)), 0); /* Random map was previously generated, but is no longer about. Lets generate a new * map. */ if (!newmap && !strncmp (EXIT_PATH (exit_ob), "/random/", 8)) { /* Maps that go down have a message set. However, maps that go * up, don't. If the going home has reset, there isn't much * point generating a random map, because it won't match the maps. */ if (exit_ob->msg) { enter_random_map (op, exit_ob); } else { new_draw_info_format (NDI_UNIQUE, 0, op, "The %s is closed.", &exit_ob->name); return; } /* For exits that cause damages (like pits). Don't know if any * random maps use this or not. */ if (exit_ob->stats.dam && op->type == PLAYER) hit_player (op, exit_ob->stats.dam, exit_ob, exit_ob->attacktype, 1); return; } } else { /* For word of recall and other force objects * They contain the full pathname of the map to go back to, * so we don't need to normalize it. * But we do need to see if it is unique or not */ if (!strncmp (EXIT_PATH (exit_ob), settings.localdir, strlen (settings.localdir))) newmap = ready_map_name (EXIT_PATH (exit_ob), MAP_PLAYER_UNIQUE); else newmap = ready_map_name (EXIT_PATH (exit_ob), 0); } if (!newmap) { if (exit_ob->name) new_draw_info_format (NDI_UNIQUE, 0, op, "The %s is closed.", &exit_ob->name); /* don't cry to momma if name is not set - as in tmp objects * used by the savebed code and character creation */ return; } /* This supports the old behaviour, but it really should not be used. * I will note for example that with this method, it is impossible to * set 0,0 destination coordinates. Really, if we want to support * using the new maps default coordinates, the exit ob should use * something like -1, -1 so it is clear to do that. */ if (x == 0 && y == 0) { x = MAP_ENTER_X (newmap); y = MAP_ENTER_Y (newmap); LOG (llevDebug, "enter_exit: Exit %s (%d,%d) on map %s is 0 destination coordinates\n", &exit_ob->name, exit_ob->x, exit_ob->y, exit_ob->map ? exit_ob->map->path : ""); } /* mids 02/13/2002 if exit is damned, update players death & WoR home-position and delete town portal */ if (QUERY_FLAG (exit_ob, FLAG_DAMNED)) { /* remove an old force with a slaying field == PORTAL_DESTINATION_NAME */ for (tmp = op->inv; tmp != NULL; tmp = tmp->below) { if (tmp->type == FORCE && tmp->slaying && !strcmp (tmp->slaying, PORTAL_DESTINATION_NAME)) break; } if (tmp) { remove_ob (tmp); free_object (tmp); } strcpy (op->contr->savebed_map, path_combine_and_normalize (exit_ob->map->path, EXIT_PATH (exit_ob))); op->contr->bed_x = EXIT_X (exit_ob), op->contr->bed_y = EXIT_Y (exit_ob); save_player (op, 1); /* LOG(llevDebug,"enter_exit: Taking damned exit %s to (%d,%d) on map %s\n", * exit_ob->name?exit_ob->name:"(none)", exit_ob->x, exit_ob->y, * path_combine_and_normalize(exit_ob->map->path, EXIT_PATH(exit_ob))); */ } enter_map (op, newmap, x, y); } /* For exits that cause damages (like pits) */ if (exit_ob->stats.dam && op->type == PLAYER) hit_player (op, exit_ob->stats.dam, exit_ob, exit_ob->attacktype, 1); } else { int flags = 0; maptile *newmap; /* Hypothetically, I guess its possible that a standard map matches * the localdir, but that seems pretty unlikely - unlikely enough that * I'm not going to attempt to try to deal with that possibility. * We use the fact that when a player saves on a unique map, it prepends * the localdir to that name. So its an easy way to see of the map is * unique or not. */ if (!strncmp (op->contr->maplevel, settings.localdir, strlen (settings.localdir))) flags = MAP_PLAYER_UNIQUE; /* newmap returns the map (if already loaded), or loads it for * us. */ newmap = ready_map_name (op->contr->maplevel, flags); if (!newmap) { LOG (llevError, "enter_exit: Pathname to map does not exist! (%s)\n", op->contr->maplevel); newmap = ready_map_name (settings.emergency_mapname, 0); op->x = settings.emergency_x; op->y = settings.emergency_y; /* If we can't load the emergency map, something is probably really * screwed up, so bail out now. */ if (!newmap) { LOG (llevError, "enter_exit: could not load emergency map? Fatal error\n"); abort (); } } enter_map (op, newmap, op->x, op->y); } } /* * process_active_maps(): Works like process_events(), but it only * processes maps which a player is on. * */ #if 0 // dead code, schmorp void process_active_maps () { for (maptile *map = first_map; map != NULL; map = map->next) if (map->in_memory == MAP_IN_MEMORY) if (players_on_map (map, TRUE)) process_events (map); } #endif /* process_players1 and process_players2 do all the player related stuff. * I moved it out of process events and process_map. This was to some * extent for debugging as well as to get a better idea of the time used * by the various functions. process_players1() does the processing before * objects have been updated, process_players2() does the processing that * is needed after the players have been updated. */ void process_players1 (maptile *map) { int flag; player *pl, *plnext; /* Basically, we keep looping until all the players have done their actions. */ for (flag = 1; flag != 0;) { flag = 0; for (pl = first_player; pl != NULL; pl = plnext) { plnext = pl->next; /* In case a player exits the game in handle_player() */ if (pl->ob == NULL) continue; if (map != NULL && pl->ob->map != map) continue; if (pl->ob->speed_left > 0) { if (handle_newcs_player (pl->ob)) flag = 1; } /* end if player has speed left */ /* If the player is not actively playing, don't make a * backup save - nothing to save anyway. Plus, the * map may not longer be valid. This can happen when the * player quits - they exist for purposes of tracking on the map, * but don't actually reside on any actual map. */ if (QUERY_FLAG (pl->ob, FLAG_REMOVED)) continue; #ifdef AUTOSAVE /* check for ST_PLAYING state so that we don't try to save off when * the player is logging in. */ if ((pl->last_save_tick + AUTOSAVE) < (uint32) pticks && pl->state == ST_PLAYING) { /* Don't save the player on unholy ground. Instead, increase the * tick time so it will be about 10 seconds before we try and save * again. */ // if (get_map_flags(pl->ob->map, NULL, pl->ob->x, pl->ob->y, NULL, NULL) & P_NO_CLERIC) { // pl->last_save_tick += 100; // } else { save_player (pl->ob, 1); pl->last_save_tick = pticks; // } } #endif } /* end of for loop for all the players */ } /* for flag */ for (pl = first_player; pl != NULL; pl = pl->next) { if (map != NULL && (pl->ob == NULL || pl->ob->map != map)) continue; if (settings.casting_time == TRUE) { if (pl->ob->casting_time > 0) { pl->ob->casting_time--; pl->ob->start_holding = 1; } /* set spell_state so we can update the range in stats field */ if ((pl->ob->casting_time == 0) && (pl->ob->start_holding == 1)) { pl->ob->start_holding = 0; } } do_some_living (pl->ob); /* draw(pl->ob); *//* updated in socket code */ } } void process_players2 (maptile *map) { player *pl; /* Then check if any players should use weapon-speed instead of speed */ for (pl = first_player; pl != NULL; pl = pl->next) { if (map != NULL) { if (pl->ob == NULL || QUERY_FLAG (pl->ob, FLAG_REMOVED)) continue; else if (pl->loading != NULL) /* Player is blocked */ pl->ob->speed_left -= pl->ob->speed; if (pl->ob->map != map) continue; } /* The code that did weapon_sp handling here was out of place - * this isn't called until after the player has finished there * actions, and is thus out of place. All we do here is bounds * checking. */ if (pl->has_hit) { if (pl->ob->speed_left > pl->weapon_sp) pl->ob->speed_left = pl->weapon_sp; /* This needs to be here - if the player is running, we need to * clear this each tick, but new commands are not being received * so execute_newserver_command() is never called */ pl->has_hit = 0; } else if (pl->ob->speed_left > pl->ob->speed) pl->ob->speed_left = pl->ob->speed; } } void process_events (maptile *map) { object *op; static object *marker; if (!marker) marker = get_object (); process_players1 (map); marker->active_next = active_objects; if (marker->active_next) marker->active_next->active_prev = marker; marker->active_prev = NULL; active_objects = marker; while (marker->active_next) { op = marker->active_next; /* Move marker forward - swap op and marker */ op->active_prev = marker->active_prev; if (op->active_prev) op->active_prev->active_next = op; else active_objects = op; marker->active_next = op->active_next; if (marker->active_next) marker->active_next->active_prev = marker; marker->active_prev = op; op->active_next = marker; /* Now process op */ if (QUERY_FLAG (op, FLAG_FREED)) { LOG (llevError, "BUG: process_events(): Free object on list\n"); op->speed = 0; update_ob_speed (op); continue; } /* I've seen occasional crashes due to this - the object is removed, * and thus the map it points to (last map it was on) may be bogus * The real bug is to try to find out the cause of this - someone * is probably calling remove_ob without either an insert_ob or * free_object afterwards, leaving an object dangling. But I'd * rather log this and continue on instead of crashing. * Don't remove players - when a player quits, the object is in * sort of a limbo, of removed, but something we want to keep * around. */ if (QUERY_FLAG (op, FLAG_REMOVED) && op->type != PLAYER && op->map && op->map->in_memory != MAP_IN_MEMORY) { LOG (llevError, "BUG: process_events(): Removed object on list\n"); dump_object (op); LOG (llevError, errmsg); free_object (op); continue; } if (!op->speed) { LOG (llevError, "BUG: process_events(): Object %s has no speed, " "but is on active list\n", &op->arch->name); update_ob_speed (op); continue; } if (op->map == NULL && op->env == NULL && op->name && op->type != MAP && map == NULL) { LOG (llevError, "BUG: process_events(): Object without map or " "inventory is on active list: %s (%d)\n", &op->name, op->count); op->speed = 0; update_ob_speed (op); continue; } if (map != NULL && op->map != map) continue; /* Animate the object. Bug of feature that andim_speed * is based on ticks, and not the creatures speed? */ if (op->anim_speed && op->last_anim >= op->anim_speed) { if ((op->type == PLAYER) || (op->type == MONSTER)) animate_object (op, op->facing); else animate_object (op, op->direction); op->last_anim = 1; } else op->last_anim++; if (op->speed_left > 0) { #if 0 /* I've seen occasional crashes in move_symptom() with it * crashing because op is removed - add some debugging to * track if it is removed at this point. * This unfortunately is a bit too verbose it seems - not sure * why - I think what happens is a map is freed or something and * some objects get 'lost' - removed never to be reclaimed. * removed objects generally shouldn't exist. */ if (QUERY_FLAG (op, FLAG_REMOVED)) { LOG (llevDebug, "process_events: calling process_object with removed object %s\n", op->name ? op->name : "null"); } #endif --op->speed_left; process_object (op); if (op->destroyed ()) continue; } if (settings.casting_time == TRUE && op->casting_time > 0) op->casting_time--; if (op->speed_left <= 0) op->speed_left += FABS (op->speed); } /* Remove marker object from active list */ if (marker->active_prev != NULL) marker->active_prev->active_next = NULL; else active_objects = NULL; process_players2 (map); } void clean_tmp_files (void) { maptile *m, *next; LOG (llevInfo, "Cleaning up...\n"); /* We save the maps - it may not be intuitive why, but if there are unique * items, we need to save the map so they get saved off. Perhaps we should * just make a special function that only saves the unique items. */ for (m = first_map; m != NULL; m = next) { next = m->next; if (m->in_memory == MAP_IN_MEMORY) { /* If we want to reuse the temp maps, swap it out (note that will also * update the log file. Otherwise, save the map (mostly for unique item * stuff). Note that the clean_tmp_map is called after the end of * the for loop but is in the #else bracket. IF we are recycling the maps, * we certainly don't want the temp maps removed. */ /* XXX The above comment is dead wrong */ if (settings.recycle_tmp_maps == TRUE) swap_map (m); else { new_save_map (m, 0); /* note we save here into a overlay map */ clean_tmp_map (m); } } } write_todclock (); /* lets just write the clock here */ } /* clean up everything before exiting */ void cleanup (void) { LOG (llevDebug, "Cleanup called.\n"); for (player *pl = first_player; pl != NULL; pl = pl->next) save_player (pl->ob, 0); for (player *pl = first_player; pl != NULL; pl = pl->next) if (!QUERY_FLAG (pl->ob, FLAG_REMOVED)) leave_map (pl->ob); clean_tmp_files (); write_book_archive (); INVOKE_GLOBAL (CLEANUP); _exit (0); } void leave (player *pl, int draw_exit) { if (pl != NULL) { /* We do this so that the socket handling routine can do the final * cleanup. We also leave that loop to actually handle the freeing * of the data. */ if (pl->ob->type != DEAD_OBJECT) { pl->socket.status = Ns_Dead; /* If a hidden dm dropped connection do not create * inconsistencies by showing that they have left the game */ if (!(QUERY_FLAG (pl->ob, FLAG_WIZ) && pl->ob->contr->hidden) && draw_exit && (pl->state != ST_GET_NAME && pl->state != ST_GET_PASSWORD && pl->state != ST_CONFIRM_PASSWORD)) { if (pl->ob->map) { INVOKE_PLAYER (LOGOUT, pl); LOG (llevInfo, "LOGOUT: Player named %s from ip %s\n", &pl->ob->name, pl->socket.host); } char buf[MAX_BUF]; sprintf (buf, "%s left the game.", &pl->ob->name); new_draw_info (NDI_UNIQUE | NDI_ALL | NDI_DK_ORANGE, 5, NULL, buf); } if (!QUERY_FLAG (pl->ob, FLAG_REMOVED)) leave_map (pl->ob); pl->ob->type = DEAD_OBJECT; /* To avoid problems with inventory window */ } } } int forbid_play (void) { #if !defined(_IBMR2) && !defined(___IBMR2) && defined(PERM_FILE) char buf[MAX_BUF], day[MAX_BUF]; FILE *fp; time_t clock; struct tm *tm; int i, start, stop, forbit = 0, comp; clock = time (NULL); tm = (struct tm *) localtime (&clock); sprintf (buf, "%s/%s", settings.confdir, PERM_FILE); if ((fp = open_and_uncompress (buf, 0, &comp)) == NULL) return 0; while (fgets (buf, MAX_BUF, fp)) { if (buf[0] == '#') continue; if (!strncmp (buf, "msg", 3)) { if (forbit) while (fgets (buf, MAX_BUF, fp)) /* print message */ fputs (buf, logfile); break; } else if (sscanf (buf, "%s %d%*c%d\n", day, &start, &stop) != 3) { LOG (llevDebug, "Warning: Incomplete line in permission file ignored.\n"); continue; } for (i = 0; i < 7; i++) { if (!strncmp (buf, days[i], 3) && (tm->tm_wday == i) && (tm->tm_hour >= start) && (tm->tm_hour < stop)) forbit = 1; } } close_and_delete (fp, comp); return forbit; #else return 0; #endif } /* * do_specials() is a collection of functions to call from time to time. * Modified 2000-1-14 MSW to use the global pticks count to determine how * often to do things. This will allow us to spred them out more often. * I use prime numbers for the factor count - in that way, it is less likely * these actions will fall on the same tick (compared to say using 500/2500/15000 * which would mean on that 15,000 tick count a whole bunch of stuff gets * done). Of course, there can still be times where multiple specials are * done on the same tick, but that will happen very infrequently * * I also think this code makes it easier to see how often we really are * doing the various things. */ extern unsigned long todtick; void do_specials (void) { #ifdef WATCHDOG if (!(pticks % 503)) watchdog (); #endif if (!(pticks % PTICKS_PER_CLOCK)) tick_the_clock (); if (!(pticks % 7)) shstr::gc (); if (!(pticks % 79)) flush_old_maps (); /* Clears the tmp-files of maps which have reset */ if (!(pticks % 2503)) fix_weight (); /* Hack to fix weightproblems caused by bugs */ if (!(pticks % 2521)) metaserver_update (); /* 2500 ticks is about 5 minutes */ if (!(pticks % 5003)) write_book_archive (); if (!(pticks % 5009)) clean_friendly_list (); if (!(pticks % 5011)) obsolete_parties (); if (!(pticks % 12503)) fix_luck (); } void server_tick () { nroferrors = 0; doeric_server (); INVOKE_GLOBAL (CLOCK); process_events (NULL); /* "do" something with objects with speed */ flush_sockets (); check_active_maps (); /* Removes unused maps after a certain timeout */ do_specials (); /* Routines called from time to time. */ object::free_mortals (); ++pticks; } int main (int argc, char **argv) { settings.argc = argc; settings.argv = argv; cfperl_init (); init (argc, argv); initPlugins (); for (;;) cfperl_main (); // unreached emergency_save (0); cleanup (); return 0; }