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wmud/src/interpreter.c

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Added CircleMUD 3.1 as initial commit
2012-03-03 20:35:30 +00:00
/* ************************************************************************
* File: interpreter.c Part of CircleMUD *
* Usage: parse user commands, search for specials, call ACMD functions *
* *
* All rights reserved. See license.doc for complete information. *
* *
* Copyright (C) 1993, 94 by the Trustees of the Johns Hopkins University *
* CircleMUD is based on DikuMUD, Copyright (C) 1990, 1991. *
************************************************************************ */
#define __INTERPRETER_C__
#include "conf.h"
#include "sysdep.h"
#include "structs.h"
#include "comm.h"
#include "interpreter.h"
#include "db.h"
#include "utils.h"
#include "spells.h"
#include "handler.h"
#include "mail.h"
#include "screen.h"
/* external variables */
extern room_rnum r_mortal_start_room;
extern room_rnum r_immort_start_room;
extern room_rnum r_frozen_start_room;
extern const char *class_menu;
extern char *motd;
extern char *imotd;
extern char *background;
extern char *MENU;
extern char *WELC_MESSG;
extern char *START_MESSG;
extern struct player_index_element *player_table;
extern int top_of_p_table;
extern int circle_restrict;
extern int no_specials;
extern int max_bad_pws;
/* external functions */
void echo_on(struct descriptor_data *d);
void echo_off(struct descriptor_data *d);
void do_start(struct char_data *ch);
int parse_class(char arg);
int special(struct char_data *ch, int cmd, char *arg);
int isbanned(char *hostname);
int Valid_Name(char *newname);
void read_aliases(struct char_data *ch);
void delete_aliases(const char *charname);
/* local functions */
int perform_dupe_check(struct descriptor_data *d);
struct alias_data *find_alias(struct alias_data *alias_list, char *str);
void free_alias(struct alias_data *a);
void perform_complex_alias(struct txt_q *input_q, char *orig, struct alias_data *a);
int perform_alias(struct descriptor_data *d, char *orig, size_t maxlen);
int reserved_word(char *argument);
int _parse_name(char *arg, char *name);
/* prototypes for all do_x functions. */
ACMD(do_action);
ACMD(do_advance);
ACMD(do_alias);
ACMD(do_assist);
ACMD(do_at);
ACMD(do_backstab);
ACMD(do_ban);
ACMD(do_bash);
ACMD(do_cast);
ACMD(do_color);
ACMD(do_commands);
ACMD(do_consider);
ACMD(do_credits);
ACMD(do_date);
ACMD(do_dc);
ACMD(do_diagnose);
ACMD(do_display);
ACMD(do_drink);
ACMD(do_drop);
ACMD(do_eat);
ACMD(do_echo);
ACMD(do_enter);
ACMD(do_equipment);
ACMD(do_examine);
ACMD(do_exit);
ACMD(do_exits);
ACMD(do_flee);
ACMD(do_follow);
ACMD(do_force);
ACMD(do_gecho);
ACMD(do_gen_comm);
ACMD(do_gen_door);
ACMD(do_gen_ps);
ACMD(do_gen_tog);
ACMD(do_gen_write);
ACMD(do_get);
ACMD(do_give);
ACMD(do_gold);
ACMD(do_goto);
ACMD(do_grab);
ACMD(do_group);
ACMD(do_gsay);
ACMD(do_hcontrol);
ACMD(do_help);
ACMD(do_hide);
ACMD(do_hit);
ACMD(do_house);
ACMD(do_insult);
ACMD(do_inventory);
ACMD(do_invis);
ACMD(do_kick);
ACMD(do_kill);
ACMD(do_last);
ACMD(do_leave);
ACMD(do_levels);
ACMD(do_load);
ACMD(do_look);
/* ACMD(do_move); -- interpreter.h */
ACMD(do_not_here);
ACMD(do_olc);
ACMD(do_order);
ACMD(do_page);
ACMD(do_poofset);
ACMD(do_pour);
ACMD(do_practice);
ACMD(do_purge);
ACMD(do_put);
ACMD(do_qcomm);
ACMD(do_quit);
ACMD(do_reboot);
ACMD(do_remove);
ACMD(do_reply);
ACMD(do_report);
ACMD(do_rescue);
ACMD(do_rest);
ACMD(do_restore);
ACMD(do_return);
ACMD(do_save);
ACMD(do_say);
ACMD(do_score);
ACMD(do_send);
ACMD(do_set);
ACMD(do_show);
ACMD(do_shutdown);
ACMD(do_sit);
ACMD(do_skillset);
ACMD(do_sleep);
ACMD(do_sneak);
ACMD(do_snoop);
ACMD(do_spec_comm);
ACMD(do_split);
ACMD(do_stand);
ACMD(do_stat);
ACMD(do_steal);
ACMD(do_switch);
ACMD(do_syslog);
ACMD(do_teleport);
ACMD(do_tell);
ACMD(do_time);
ACMD(do_title);
ACMD(do_toggle);
ACMD(do_track);
ACMD(do_trans);
ACMD(do_unban);
ACMD(do_ungroup);
ACMD(do_use);
ACMD(do_users);
ACMD(do_visible);
ACMD(do_vnum);
ACMD(do_vstat);
ACMD(do_wake);
ACMD(do_wear);
ACMD(do_weather);
ACMD(do_where);
ACMD(do_who);
ACMD(do_wield);
ACMD(do_wimpy);
ACMD(do_wizlock);
ACMD(do_wiznet);
ACMD(do_wizutil);
ACMD(do_write);
ACMD(do_zreset);
/* This is the Master Command List(tm).
* You can put new commands in, take commands out, change the order
* they appear in, etc. You can adjust the "priority" of commands
* simply by changing the order they appear in the command list.
* (For example, if you want "as" to mean "assist" instead of "ask",
* just put "assist" above "ask" in the Master Command List(tm).
*
* In general, utility commands such as "at" should have high priority;
* infrequently used and dangerously destructive commands should have low
* priority.
*/
cpp_extern const struct command_info cmd_info[] = {
{ "RESERVED", 0, 0, 0, 0 }, /* this must be first -- for specprocs */
/* directions must come before other commands but after RESERVED */
{ "north" , POS_STANDING, do_move , 0, SCMD_NORTH },
{ "east" , POS_STANDING, do_move , 0, SCMD_EAST },
{ "south" , POS_STANDING, do_move , 0, SCMD_SOUTH },
{ "west" , POS_STANDING, do_move , 0, SCMD_WEST },
{ "up" , POS_STANDING, do_move , 0, SCMD_UP },
{ "down" , POS_STANDING, do_move , 0, SCMD_DOWN },
/* now, the main list */
{ "at" , POS_DEAD , do_at , LVL_IMMORT, 0 },
{ "advance" , POS_DEAD , do_advance , LVL_IMPL, 0 },
{ "alias" , POS_DEAD , do_alias , 0, 0 },
{ "accuse" , POS_SITTING , do_action , 0, 0 },
{ "applaud" , POS_RESTING , do_action , 0, 0 },
{ "assist" , POS_FIGHTING, do_assist , 1, 0 },
{ "ask" , POS_RESTING , do_spec_comm, 0, SCMD_ASK },
{ "auction" , POS_SLEEPING, do_gen_comm , 0, SCMD_AUCTION },
{ "autoexit" , POS_DEAD , do_gen_tog , 0, SCMD_AUTOEXIT },
{ "bounce" , POS_STANDING, do_action , 0, 0 },
{ "backstab" , POS_STANDING, do_backstab , 1, 0 },
{ "ban" , POS_DEAD , do_ban , LVL_GRGOD, 0 },
{ "balance" , POS_STANDING, do_not_here , 1, 0 },
{ "bash" , POS_FIGHTING, do_bash , 1, 0 },
{ "beg" , POS_RESTING , do_action , 0, 0 },
{ "bleed" , POS_RESTING , do_action , 0, 0 },
{ "blush" , POS_RESTING , do_action , 0, 0 },
{ "bow" , POS_STANDING, do_action , 0, 0 },
{ "brb" , POS_RESTING , do_action , 0, 0 },
{ "brief" , POS_DEAD , do_gen_tog , 0, SCMD_BRIEF },
{ "burp" , POS_RESTING , do_action , 0, 0 },
{ "buy" , POS_STANDING, do_not_here , 0, 0 },
{ "bug" , POS_DEAD , do_gen_write, 0, SCMD_BUG },
{ "cast" , POS_SITTING , do_cast , 1, 0 },
{ "cackle" , POS_RESTING , do_action , 0, 0 },
{ "check" , POS_STANDING, do_not_here , 1, 0 },
{ "chuckle" , POS_RESTING , do_action , 0, 0 },
{ "clap" , POS_RESTING , do_action , 0, 0 },
{ "clear" , POS_DEAD , do_gen_ps , 0, SCMD_CLEAR },
{ "close" , POS_SITTING , do_gen_door , 0, SCMD_CLOSE },
{ "cls" , POS_DEAD , do_gen_ps , 0, SCMD_CLEAR },
{ "consider" , POS_RESTING , do_consider , 0, 0 },
{ "color" , POS_DEAD , do_color , 0, 0 },
{ "comfort" , POS_RESTING , do_action , 0, 0 },
{ "comb" , POS_RESTING , do_action , 0, 0 },
{ "commands" , POS_DEAD , do_commands , 0, SCMD_COMMANDS },
{ "compact" , POS_DEAD , do_gen_tog , 0, SCMD_COMPACT },
{ "cough" , POS_RESTING , do_action , 0, 0 },
{ "credits" , POS_DEAD , do_gen_ps , 0, SCMD_CREDITS },
{ "cringe" , POS_RESTING , do_action , 0, 0 },
{ "cry" , POS_RESTING , do_action , 0, 0 },
{ "cuddle" , POS_RESTING , do_action , 0, 0 },
{ "curse" , POS_RESTING , do_action , 0, 0 },
{ "curtsey" , POS_STANDING, do_action , 0, 0 },
{ "dance" , POS_STANDING, do_action , 0, 0 },
{ "date" , POS_DEAD , do_date , LVL_IMMORT, SCMD_DATE },
{ "daydream" , POS_SLEEPING, do_action , 0, 0 },
{ "dc" , POS_DEAD , do_dc , LVL_GOD, 0 },
{ "deposit" , POS_STANDING, do_not_here , 1, 0 },
{ "diagnose" , POS_RESTING , do_diagnose , 0, 0 },
{ "display" , POS_DEAD , do_display , 0, 0 },
{ "donate" , POS_RESTING , do_drop , 0, SCMD_DONATE },
{ "drink" , POS_RESTING , do_drink , 0, SCMD_DRINK },
{ "drop" , POS_RESTING , do_drop , 0, SCMD_DROP },
{ "drool" , POS_RESTING , do_action , 0, 0 },
{ "eat" , POS_RESTING , do_eat , 0, SCMD_EAT },
{ "echo" , POS_SLEEPING, do_echo , LVL_IMMORT, SCMD_ECHO },
{ "emote" , POS_RESTING , do_echo , 1, SCMD_EMOTE },
{ ":" , POS_RESTING, do_echo , 1, SCMD_EMOTE },
{ "embrace" , POS_STANDING, do_action , 0, 0 },
{ "enter" , POS_STANDING, do_enter , 0, 0 },
{ "equipment", POS_SLEEPING, do_equipment, 0, 0 },
{ "exits" , POS_RESTING , do_exits , 0, 0 },
{ "examine" , POS_SITTING , do_examine , 0, 0 },
{ "force" , POS_SLEEPING, do_force , LVL_GOD, 0 },
{ "fart" , POS_RESTING , do_action , 0, 0 },
{ "fill" , POS_STANDING, do_pour , 0, SCMD_FILL },
{ "flee" , POS_FIGHTING, do_flee , 1, 0 },
{ "flip" , POS_STANDING, do_action , 0, 0 },
{ "flirt" , POS_RESTING , do_action , 0, 0 },
{ "follow" , POS_RESTING , do_follow , 0, 0 },
{ "fondle" , POS_RESTING , do_action , 0, 0 },
{ "freeze" , POS_DEAD , do_wizutil , LVL_FREEZE, SCMD_FREEZE },
{ "french" , POS_RESTING , do_action , 0, 0 },
{ "frown" , POS_RESTING , do_action , 0, 0 },
{ "fume" , POS_RESTING , do_action , 0, 0 },
{ "get" , POS_RESTING , do_get , 0, 0 },
{ "gasp" , POS_RESTING , do_action , 0, 0 },
{ "gecho" , POS_DEAD , do_gecho , LVL_GOD, 0 },
{ "give" , POS_RESTING , do_give , 0, 0 },
{ "giggle" , POS_RESTING , do_action , 0, 0 },
{ "glare" , POS_RESTING , do_action , 0, 0 },
{ "goto" , POS_SLEEPING, do_goto , LVL_IMMORT, 0 },
{ "gold" , POS_RESTING , do_gold , 0, 0 },
{ "gossip" , POS_SLEEPING, do_gen_comm , 0, SCMD_GOSSIP },
{ "group" , POS_RESTING , do_group , 1, 0 },
{ "grab" , POS_RESTING , do_grab , 0, 0 },
{ "grats" , POS_SLEEPING, do_gen_comm , 0, SCMD_GRATZ },
{ "greet" , POS_RESTING , do_action , 0, 0 },
{ "grin" , POS_RESTING , do_action , 0, 0 },
{ "groan" , POS_RESTING , do_action , 0, 0 },
{ "grope" , POS_RESTING , do_action , 0, 0 },
{ "grovel" , POS_RESTING , do_action , 0, 0 },
{ "growl" , POS_RESTING , do_action , 0, 0 },
{ "gsay" , POS_SLEEPING, do_gsay , 0, 0 },
{ "gtell" , POS_SLEEPING, do_gsay , 0, 0 },
{ "help" , POS_DEAD , do_help , 0, 0 },
{ "handbook" , POS_DEAD , do_gen_ps , LVL_IMMORT, SCMD_HANDBOOK },
{ "hcontrol" , POS_DEAD , do_hcontrol , LVL_GRGOD, 0 },
{ "hiccup" , POS_RESTING , do_action , 0, 0 },
{ "hide" , POS_RESTING , do_hide , 1, 0 },
{ "hit" , POS_FIGHTING, do_hit , 0, SCMD_HIT },
{ "hold" , POS_RESTING , do_grab , 1, 0 },
{ "holler" , POS_RESTING , do_gen_comm , 1, SCMD_HOLLER },
{ "holylight", POS_DEAD , do_gen_tog , LVL_IMMORT, SCMD_HOLYLIGHT },
{ "hop" , POS_RESTING , do_action , 0, 0 },
{ "house" , POS_RESTING , do_house , 0, 0 },
{ "hug" , POS_RESTING , do_action , 0, 0 },
{ "inventory", POS_DEAD , do_inventory, 0, 0 },
{ "idea" , POS_DEAD , do_gen_write, 0, SCMD_IDEA },
{ "imotd" , POS_DEAD , do_gen_ps , LVL_IMMORT, SCMD_IMOTD },
{ "immlist" , POS_DEAD , do_gen_ps , 0, SCMD_IMMLIST },
{ "info" , POS_SLEEPING, do_gen_ps , 0, SCMD_INFO },
{ "insult" , POS_RESTING , do_insult , 0, 0 },
{ "invis" , POS_DEAD , do_invis , LVL_IMMORT, 0 },
{ "junk" , POS_RESTING , do_drop , 0, SCMD_JUNK },
{ "kill" , POS_FIGHTING, do_kill , 0, 0 },
{ "kick" , POS_FIGHTING, do_kick , 1, 0 },
{ "kiss" , POS_RESTING , do_action , 0, 0 },
{ "look" , POS_RESTING , do_look , 0, SCMD_LOOK },
{ "laugh" , POS_RESTING , do_action , 0, 0 },
{ "last" , POS_DEAD , do_last , LVL_GOD, 0 },
{ "leave" , POS_STANDING, do_leave , 0, 0 },
{ "levels" , POS_DEAD , do_levels , 0, 0 },
{ "list" , POS_STANDING, do_not_here , 0, 0 },
{ "lick" , POS_RESTING , do_action , 0, 0 },
{ "lock" , POS_SITTING , do_gen_door , 0, SCMD_LOCK },
{ "load" , POS_DEAD , do_load , LVL_GOD, 0 },
{ "love" , POS_RESTING , do_action , 0, 0 },
{ "moan" , POS_RESTING , do_action , 0, 0 },
{ "motd" , POS_DEAD , do_gen_ps , 0, SCMD_MOTD },
{ "mail" , POS_STANDING, do_not_here , 1, 0 },
{ "massage" , POS_RESTING , do_action , 0, 0 },
{ "mute" , POS_DEAD , do_wizutil , LVL_GOD, SCMD_SQUELCH },
{ "murder" , POS_FIGHTING, do_hit , 0, SCMD_MURDER },
{ "news" , POS_SLEEPING, do_gen_ps , 0, SCMD_NEWS },
{ "nibble" , POS_RESTING , do_action , 0, 0 },
{ "nod" , POS_RESTING , do_action , 0, 0 },
{ "noauction", POS_DEAD , do_gen_tog , 0, SCMD_NOAUCTION },
{ "nogossip" , POS_DEAD , do_gen_tog , 0, SCMD_NOGOSSIP },
{ "nograts" , POS_DEAD , do_gen_tog , 0, SCMD_NOGRATZ },
{ "nohassle" , POS_DEAD , do_gen_tog , LVL_IMMORT, SCMD_NOHASSLE },
{ "norepeat" , POS_DEAD , do_gen_tog , 0, SCMD_NOREPEAT },
{ "noshout" , POS_SLEEPING, do_gen_tog , 1, SCMD_DEAF },
{ "nosummon" , POS_DEAD , do_gen_tog , 1, SCMD_NOSUMMON },
{ "notell" , POS_DEAD , do_gen_tog , 1, SCMD_NOTELL },
{ "notitle" , POS_DEAD , do_wizutil , LVL_GOD, SCMD_NOTITLE },
{ "nowiz" , POS_DEAD , do_gen_tog , LVL_IMMORT, SCMD_NOWIZ },
{ "nudge" , POS_RESTING , do_action , 0, 0 },
{ "nuzzle" , POS_RESTING , do_action , 0, 0 },
{ "olc" , POS_DEAD , do_olc , LVL_IMPL, 0 },
{ "order" , POS_RESTING , do_order , 1, 0 },
{ "offer" , POS_STANDING, do_not_here , 1, 0 },
{ "open" , POS_SITTING , do_gen_door , 0, SCMD_OPEN },
{ "put" , POS_RESTING , do_put , 0, 0 },
{ "pat" , POS_RESTING , do_action , 0, 0 },
{ "page" , POS_DEAD , do_page , LVL_GOD, 0 },
{ "pardon" , POS_DEAD , do_wizutil , LVL_GOD, SCMD_PARDON },
{ "peer" , POS_RESTING , do_action , 0, 0 },
{ "pick" , POS_STANDING, do_gen_door , 1, SCMD_PICK },
{ "point" , POS_RESTING , do_action , 0, 0 },
{ "poke" , POS_RESTING , do_action , 0, 0 },
{ "policy" , POS_DEAD , do_gen_ps , 0, SCMD_POLICIES },
{ "ponder" , POS_RESTING , do_action , 0, 0 },
{ "poofin" , POS_DEAD , do_poofset , LVL_IMMORT, SCMD_POOFIN },
{ "poofout" , POS_DEAD , do_poofset , LVL_IMMORT, SCMD_POOFOUT },
{ "pour" , POS_STANDING, do_pour , 0, SCMD_POUR },
{ "pout" , POS_RESTING , do_action , 0, 0 },
{ "prompt" , POS_DEAD , do_display , 0, 0 },
{ "practice" , POS_RESTING , do_practice , 1, 0 },
{ "pray" , POS_SITTING , do_action , 0, 0 },
{ "puke" , POS_RESTING , do_action , 0, 0 },
{ "punch" , POS_RESTING , do_action , 0, 0 },
{ "purr" , POS_RESTING , do_action , 0, 0 },
{ "purge" , POS_DEAD , do_purge , LVL_GOD, 0 },
{ "quaff" , POS_RESTING , do_use , 0, SCMD_QUAFF },
{ "qecho" , POS_DEAD , do_qcomm , LVL_IMMORT, SCMD_QECHO },
{ "quest" , POS_DEAD , do_gen_tog , 0, SCMD_QUEST },
{ "qui" , POS_DEAD , do_quit , 0, 0 },
{ "quit" , POS_DEAD , do_quit , 0, SCMD_QUIT },
{ "qsay" , POS_RESTING , do_qcomm , 0, SCMD_QSAY },
{ "reply" , POS_SLEEPING, do_reply , 0, 0 },
{ "rest" , POS_RESTING , do_rest , 0, 0 },
{ "read" , POS_RESTING , do_look , 0, SCMD_READ },
{ "reload" , POS_DEAD , do_reboot , LVL_IMPL, 0 },
{ "recite" , POS_RESTING , do_use , 0, SCMD_RECITE },
{ "receive" , POS_STANDING, do_not_here , 1, 0 },
{ "remove" , POS_RESTING , do_remove , 0, 0 },
{ "rent" , POS_STANDING, do_not_here , 1, 0 },
{ "report" , POS_RESTING , do_report , 0, 0 },
{ "reroll" , POS_DEAD , do_wizutil , LVL_GRGOD, SCMD_REROLL },
{ "rescue" , POS_FIGHTING, do_rescue , 1, 0 },
{ "restore" , POS_DEAD , do_restore , LVL_GOD, 0 },
{ "return" , POS_DEAD , do_return , 0, 0 },
{ "roll" , POS_RESTING , do_action , 0, 0 },
{ "roomflags", POS_DEAD , do_gen_tog , LVL_IMMORT, SCMD_ROOMFLAGS },
{ "ruffle" , POS_STANDING, do_action , 0, 0 },
{ "say" , POS_RESTING , do_say , 0, 0 },
{ "'" , POS_RESTING , do_say , 0, 0 },
{ "save" , POS_SLEEPING, do_save , 0, 0 },
{ "score" , POS_DEAD , do_score , 0, 0 },
{ "scream" , POS_RESTING , do_action , 0, 0 },
{ "sell" , POS_STANDING, do_not_here , 0, 0 },
{ "send" , POS_SLEEPING, do_send , LVL_GOD, 0 },
{ "set" , POS_DEAD , do_set , LVL_GOD, 0 },
{ "shout" , POS_RESTING , do_gen_comm , 0, SCMD_SHOUT },
{ "shake" , POS_RESTING , do_action , 0, 0 },
{ "shiver" , POS_RESTING , do_action , 0, 0 },
{ "show" , POS_DEAD , do_show , LVL_IMMORT, 0 },
{ "shrug" , POS_RESTING , do_action , 0, 0 },
{ "shutdow" , POS_DEAD , do_shutdown , LVL_IMPL, 0 },
{ "shutdown" , POS_DEAD , do_shutdown , LVL_IMPL, SCMD_SHUTDOWN },
{ "sigh" , POS_RESTING , do_action , 0, 0 },
{ "sing" , POS_RESTING , do_action , 0, 0 },
{ "sip" , POS_RESTING , do_drink , 0, SCMD_SIP },
{ "sit" , POS_RESTING , do_sit , 0, 0 },
{ "skillset" , POS_SLEEPING, do_skillset , LVL_GRGOD, 0 },
{ "sleep" , POS_SLEEPING, do_sleep , 0, 0 },
{ "slap" , POS_RESTING , do_action , 0, 0 },
{ "slowns" , POS_DEAD , do_gen_tog , LVL_IMPL, SCMD_SLOWNS },
{ "smile" , POS_RESTING , do_action , 0, 0 },
{ "smirk" , POS_RESTING , do_action , 0, 0 },
{ "snicker" , POS_RESTING , do_action , 0, 0 },
{ "snap" , POS_RESTING , do_action , 0, 0 },
{ "snarl" , POS_RESTING , do_action , 0, 0 },
{ "sneeze" , POS_RESTING , do_action , 0, 0 },
{ "sneak" , POS_STANDING, do_sneak , 1, 0 },
{ "sniff" , POS_RESTING , do_action , 0, 0 },
{ "snore" , POS_SLEEPING, do_action , 0, 0 },
{ "snowball" , POS_STANDING, do_action , LVL_IMMORT, 0 },
{ "snoop" , POS_DEAD , do_snoop , LVL_GOD, 0 },
{ "snuggle" , POS_RESTING , do_action , 0, 0 },
{ "socials" , POS_DEAD , do_commands , 0, SCMD_SOCIALS },
{ "split" , POS_SITTING , do_split , 1, 0 },
{ "spank" , POS_RESTING , do_action , 0, 0 },
{ "spit" , POS_STANDING, do_action , 0, 0 },
{ "squeeze" , POS_RESTING , do_action , 0, 0 },
{ "stand" , POS_RESTING , do_stand , 0, 0 },
{ "stare" , POS_RESTING , do_action , 0, 0 },
{ "stat" , POS_DEAD , do_stat , LVL_IMMORT, 0 },
{ "steal" , POS_STANDING, do_steal , 1, 0 },
{ "steam" , POS_RESTING , do_action , 0, 0 },
{ "stroke" , POS_RESTING , do_action , 0, 0 },
{ "strut" , POS_STANDING, do_action , 0, 0 },
{ "sulk" , POS_RESTING , do_action , 0, 0 },
{ "switch" , POS_DEAD , do_switch , LVL_GRGOD, 0 },
{ "syslog" , POS_DEAD , do_syslog , LVL_IMMORT, 0 },
{ "tell" , POS_DEAD , do_tell , 0, 0 },
{ "tackle" , POS_RESTING , do_action , 0, 0 },
{ "take" , POS_RESTING , do_get , 0, 0 },
{ "tango" , POS_STANDING, do_action , 0, 0 },
{ "taunt" , POS_RESTING , do_action , 0, 0 },
{ "taste" , POS_RESTING , do_eat , 0, SCMD_TASTE },
{ "teleport" , POS_DEAD , do_teleport , LVL_GOD, 0 },
{ "thank" , POS_RESTING , do_action , 0, 0 },
{ "think" , POS_RESTING , do_action , 0, 0 },
{ "thaw" , POS_DEAD , do_wizutil , LVL_FREEZE, SCMD_THAW },
{ "title" , POS_DEAD , do_title , 0, 0 },
{ "tickle" , POS_RESTING , do_action , 0, 0 },
{ "time" , POS_DEAD , do_time , 0, 0 },
{ "toggle" , POS_DEAD , do_toggle , 0, 0 },
{ "track" , POS_STANDING, do_track , 0, 0 },
{ "trackthru", POS_DEAD , do_gen_tog , LVL_IMPL, SCMD_TRACK },
{ "transfer" , POS_SLEEPING, do_trans , LVL_GOD, 0 },
{ "twiddle" , POS_RESTING , do_action , 0, 0 },
{ "typo" , POS_DEAD , do_gen_write, 0, SCMD_TYPO },
{ "unlock" , POS_SITTING , do_gen_door , 0, SCMD_UNLOCK },
{ "ungroup" , POS_DEAD , do_ungroup , 0, 0 },
{ "unban" , POS_DEAD , do_unban , LVL_GRGOD, 0 },
{ "unaffect" , POS_DEAD , do_wizutil , LVL_GOD, SCMD_UNAFFECT },
{ "uptime" , POS_DEAD , do_date , LVL_IMMORT, SCMD_UPTIME },
{ "use" , POS_SITTING , do_use , 1, SCMD_USE },
{ "users" , POS_DEAD , do_users , LVL_IMMORT, 0 },
{ "value" , POS_STANDING, do_not_here , 0, 0 },
{ "version" , POS_DEAD , do_gen_ps , 0, SCMD_VERSION },
{ "visible" , POS_RESTING , do_visible , 1, 0 },
{ "vnum" , POS_DEAD , do_vnum , LVL_IMMORT, 0 },
{ "vstat" , POS_DEAD , do_vstat , LVL_IMMORT, 0 },
{ "wake" , POS_SLEEPING, do_wake , 0, 0 },
{ "wave" , POS_RESTING , do_action , 0, 0 },
{ "wear" , POS_RESTING , do_wear , 0, 0 },
{ "weather" , POS_RESTING , do_weather , 0, 0 },
{ "who" , POS_DEAD , do_who , 0, 0 },
{ "whoami" , POS_DEAD , do_gen_ps , 0, SCMD_WHOAMI },
{ "where" , POS_RESTING , do_where , 1, 0 },
{ "whisper" , POS_RESTING , do_spec_comm, 0, SCMD_WHISPER },
{ "whine" , POS_RESTING , do_action , 0, 0 },
{ "whistle" , POS_RESTING , do_action , 0, 0 },
{ "wield" , POS_RESTING , do_wield , 0, 0 },
{ "wiggle" , POS_STANDING, do_action , 0, 0 },
{ "wimpy" , POS_DEAD , do_wimpy , 0, 0 },
{ "wink" , POS_RESTING , do_action , 0, 0 },
{ "withdraw" , POS_STANDING, do_not_here , 1, 0 },
{ "wiznet" , POS_DEAD , do_wiznet , LVL_IMMORT, 0 },
{ ";" , POS_DEAD , do_wiznet , LVL_IMMORT, 0 },
{ "wizhelp" , POS_SLEEPING, do_commands , LVL_IMMORT, SCMD_WIZHELP },
{ "wizlist" , POS_DEAD , do_gen_ps , 0, SCMD_WIZLIST },
{ "wizlock" , POS_DEAD , do_wizlock , LVL_IMPL, 0 },
{ "worship" , POS_RESTING , do_action , 0, 0 },
{ "write" , POS_STANDING, do_write , 1, 0 },
{ "yawn" , POS_RESTING , do_action , 0, 0 },
{ "yodel" , POS_RESTING , do_action , 0, 0 },
{ "zreset" , POS_DEAD , do_zreset , LVL_GRGOD, 0 },
{ "\n", 0, 0, 0, 0 } }; /* this must be last */
const char *fill[] =
{
"in",
"from",
"with",
"the",
"on",
"at",
"to",
"\n"
};
const char *reserved[] =
{
"a",
"an",
"self",
"me",
"all",
"room",
"someone",
"something",
"\n"
};
/*
* This is the actual command interpreter called from game_loop() in comm.c
* It makes sure you are the proper level and position to execute the command,
* then calls the appropriate function.
*/
void command_interpreter(struct char_data *ch, char *argument)
{
int cmd, length;
char *line;
char arg[MAX_INPUT_LENGTH];
REMOVE_BIT(AFF_FLAGS(ch), AFF_HIDE);
/* just drop to next line for hitting CR */
skip_spaces(&argument);
if (!*argument)
return;
/*
* special case to handle one-character, non-alphanumeric commands;
* requested by many people so "'hi" or ";godnet test" is possible.
* Patch sent by Eric Green and Stefan Wasilewski.
*/
if (!isalpha(*argument)) {
arg[0] = argument[0];
arg[1] = '\0';
line = argument + 1;
} else
line = any_one_arg(argument, arg);
/* otherwise, find the command */
for (length = strlen(arg), cmd = 0; *cmd_info[cmd].command != '\n'; cmd++)
if (!strncmp(cmd_info[cmd].command, arg, length))
if (GET_LEVEL(ch) >= cmd_info[cmd].minimum_level)
break;
if (*cmd_info[cmd].command == '\n')
send_to_char(ch, "Huh?!?\r\n");
else if (!IS_NPC(ch) && PLR_FLAGGED(ch, PLR_FROZEN) && GET_LEVEL(ch) < LVL_IMPL)
send_to_char(ch, "You try, but the mind-numbing cold prevents you...\r\n");
else if (cmd_info[cmd].command_pointer == NULL)
send_to_char(ch, "Sorry, that command hasn't been implemented yet.\r\n");
else if (IS_NPC(ch) && cmd_info[cmd].minimum_level >= LVL_IMMORT)
send_to_char(ch, "You can't use immortal commands while switched.\r\n");
else if (GET_POS(ch) < cmd_info[cmd].minimum_position)
switch (GET_POS(ch)) {
case POS_DEAD:
send_to_char(ch, "Lie still; you are DEAD!!! :-(\r\n");
break;
case POS_INCAP:
case POS_MORTALLYW:
send_to_char(ch, "You are in a pretty bad shape, unable to do anything!\r\n");
break;
case POS_STUNNED:
send_to_char(ch, "All you can do right now is think about the stars!\r\n");
break;
case POS_SLEEPING:
send_to_char(ch, "In your dreams, or what?\r\n");
break;
case POS_RESTING:
send_to_char(ch, "Nah... You feel too relaxed to do that..\r\n");
break;
case POS_SITTING:
send_to_char(ch, "Maybe you should get on your feet first?\r\n");
break;
case POS_FIGHTING:
send_to_char(ch, "No way! You're fighting for your life!\r\n");
break;
} else if (no_specials || !special(ch, cmd, line))
((*cmd_info[cmd].command_pointer) (ch, line, cmd, cmd_info[cmd].subcmd));
}
/**************************************************************************
* Routines to handle aliasing *
**************************************************************************/
struct alias_data *find_alias(struct alias_data *alias_list, char *str)
{
while (alias_list != NULL) {
if (*str == *alias_list->alias) /* hey, every little bit counts :-) */
if (!strcmp(str, alias_list->alias))
return (alias_list);
alias_list = alias_list->next;
}
return (NULL);
}
void free_alias(struct alias_data *a)
{
if (a->alias)
free(a->alias);
if (a->replacement)
free(a->replacement);
free(a);
}
/* The interface to the outside world: do_alias */
ACMD(do_alias)
{
char arg[MAX_INPUT_LENGTH];
char *repl;
struct alias_data *a, *temp;
if (IS_NPC(ch))
return;
repl = any_one_arg(argument, arg);
if (!*arg) { /* no argument specified -- list currently defined aliases */
send_to_char(ch, "Currently defined aliases:\r\n");
if ((a = GET_ALIASES(ch)) == NULL)
send_to_char(ch, " None.\r\n");
else {
while (a != NULL) {
send_to_char(ch, "%-15s %s\r\n", a->alias, a->replacement);
a = a->next;
}
}
} else { /* otherwise, add or remove aliases */
/* is this an alias we've already defined? */
if ((a = find_alias(GET_ALIASES(ch), arg)) != NULL) {
REMOVE_FROM_LIST(a, GET_ALIASES(ch), next);
free_alias(a);
}
/* if no replacement string is specified, assume we want to delete */
if (!*repl) {
if (a == NULL)
send_to_char(ch, "No such alias.\r\n");
else
send_to_char(ch, "Alias deleted.\r\n");
} else { /* otherwise, either add or redefine an alias */
if (!str_cmp(arg, "alias")) {
send_to_char(ch, "You can't alias 'alias'.\r\n");
return;
}
CREATE(a, struct alias_data, 1);
a->alias = strdup(arg);
delete_doubledollar(repl);
a->replacement = strdup(repl);
if (strchr(repl, ALIAS_SEP_CHAR) || strchr(repl, ALIAS_VAR_CHAR))
a->type = ALIAS_COMPLEX;
else
a->type = ALIAS_SIMPLE;
a->next = GET_ALIASES(ch);
GET_ALIASES(ch) = a;
send_to_char(ch, "Alias added.\r\n");
}
}
}
/*
* Valid numeric replacements are only $1 .. $9 (makes parsing a little
* easier, and it's not that much of a limitation anyway.) Also valid
* is "$*", which stands for the entire original line after the alias.
* ";" is used to delimit commands.
*/
#define NUM_TOKENS 9
void perform_complex_alias(struct txt_q *input_q, char *orig, struct alias_data *a)
{
struct txt_q temp_queue;
char *tokens[NUM_TOKENS], *temp, *write_point;
char buf2[MAX_RAW_INPUT_LENGTH], buf[MAX_RAW_INPUT_LENGTH]; /* raw? */
int num_of_tokens = 0, num;
/* First, parse the original string */
strcpy(buf2, orig); /* strcpy: OK (orig:MAX_INPUT_LENGTH < buf2:MAX_RAW_INPUT_LENGTH) */
temp = strtok(buf2, " ");
while (temp != NULL && num_of_tokens < NUM_TOKENS) {
tokens[num_of_tokens++] = temp;
temp = strtok(NULL, " ");
}
/* initialize */
write_point = buf;
temp_queue.head = temp_queue.tail = NULL;
/* now parse the alias */
for (temp = a->replacement; *temp; temp++) {
if (*temp == ALIAS_SEP_CHAR) {
*write_point = '\0';
buf[MAX_INPUT_LENGTH - 1] = '\0';
write_to_q(buf, &temp_queue, 1);
write_point = buf;
} else if (*temp == ALIAS_VAR_CHAR) {
temp++;
if ((num = *temp - '1') < num_of_tokens && num >= 0) {
strcpy(write_point, tokens[num]); /* strcpy: OK */
write_point += strlen(tokens[num]);
} else if (*temp == ALIAS_GLOB_CHAR) {
strcpy(write_point, orig); /* strcpy: OK */
write_point += strlen(orig);
} else if ((*(write_point++) = *temp) == '$') /* redouble $ for act safety */
*(write_point++) = '$';
} else
*(write_point++) = *temp;
}
*write_point = '\0';
buf[MAX_INPUT_LENGTH - 1] = '\0';
write_to_q(buf, &temp_queue, 1);
/* push our temp_queue on to the _front_ of the input queue */
if (input_q->head == NULL)
*input_q = temp_queue;
else {
temp_queue.tail->next = input_q->head;
input_q->head = temp_queue.head;
}
}
/*
* Given a character and a string, perform alias replacement on it.
*
* Return values:
* 0: String was modified in place; call command_interpreter immediately.
* 1: String was _not_ modified in place; rather, the expanded aliases
* have been placed at the front of the character's input queue.
*/
int perform_alias(struct descriptor_data *d, char *orig, size_t maxlen)
{
char first_arg[MAX_INPUT_LENGTH], *ptr;
struct alias_data *a, *tmp;
/* Mobs don't have alaises. */
if (IS_NPC(d->character))
return (0);
/* bail out immediately if the guy doesn't have any aliases */
if ((tmp = GET_ALIASES(d->character)) == NULL)
return (0);
/* find the alias we're supposed to match */
ptr = any_one_arg(orig, first_arg);
/* bail out if it's null */
if (!*first_arg)
return (0);
/* if the first arg is not an alias, return without doing anything */
if ((a = find_alias(tmp, first_arg)) == NULL)
return (0);
if (a->type == ALIAS_SIMPLE) {
strlcpy(orig, a->replacement, maxlen);
return (0);
} else {
perform_complex_alias(&d->input, ptr, a);
return (1);
}
}
/***************************************************************************
* Various other parsing utilities *
**************************************************************************/
/*
* searches an array of strings for a target string. "exact" can be
* 0 or non-0, depending on whether or not the match must be exact for
* it to be returned. Returns -1 if not found; 0..n otherwise. Array
* must be terminated with a '\n' so it knows to stop searching.
*/
int search_block(char *arg, const char **list, int exact)
{
int i, l;
/* We used to have \r as the first character on certain array items to
* prevent the explicit choice of that point. It seems a bit silly to
* dump control characters into arrays to prevent that, so we'll just
* check in here to see if the first character of the argument is '!',
* and if so, just blindly return a '-1' for not found. - ae.
*/
if (*arg == '!')
return (-1);
/* Make into lower case, and get length of string */
for (l = 0; *(arg + l); l++)
*(arg + l) = LOWER(*(arg + l));
if (exact) {
for (i = 0; **(list + i) != '\n'; i++)
if (!strcmp(arg, *(list + i)))
return (i);
} else {
if (!l)
l = 1; /* Avoid "" to match the first available
* string */
for (i = 0; **(list + i) != '\n'; i++)
if (!strncmp(arg, *(list + i), l))
return (i);
}
return (-1);
}
int is_number(const char *str)
{
while (*str)
if (!isdigit(*(str++)))
return (0);
return (1);
}
/*
* Function to skip over the leading spaces of a string.
*/
void skip_spaces(char **string)
{
for (; **string && isspace(**string); (*string)++);
}
/*
* Given a string, change all instances of double dollar signs ($$) to
* single dollar signs ($). When strings come in, all $'s are changed
* to $$'s to avoid having users be able to crash the system if the
* inputted string is eventually sent to act(). If you are using user
* input to produce screen output AND YOU ARE SURE IT WILL NOT BE SENT
* THROUGH THE act() FUNCTION (i.e., do_gecho, do_title, but NOT do_say),
* you can call delete_doubledollar() to make the output look correct.
*
* Modifies the string in-place.
*/
char *delete_doubledollar(char *string)
{
char *ddread, *ddwrite;
/* If the string has no dollar signs, return immediately */
if ((ddwrite = strchr(string, '$')) == NULL)
return (string);
/* Start from the location of the first dollar sign */
ddread = ddwrite;
while (*ddread) /* Until we reach the end of the string... */
if ((*(ddwrite++) = *(ddread++)) == '$') /* copy one char */
if (*ddread == '$')
ddread++; /* skip if we saw 2 $'s in a row */
*ddwrite = '\0';
return (string);
}
int fill_word(char *argument)
{
return (search_block(argument, fill, TRUE) >= 0);
}
int reserved_word(char *argument)
{
return (search_block(argument, reserved, TRUE) >= 0);
}
/*
* copy the first non-fill-word, space-delimited argument of 'argument'
* to 'first_arg'; return a pointer to the remainder of the string.
*/
char *one_argument(char *argument, char *first_arg)
{
char *begin = first_arg;
if (!argument) {
log("SYSERR: one_argument received a NULL pointer!");
*first_arg = '\0';
return (NULL);
}
do {
skip_spaces(&argument);
first_arg = begin;
while (*argument && !isspace(*argument)) {
*(first_arg++) = LOWER(*argument);
argument++;
}
*first_arg = '\0';
} while (fill_word(begin));
return (argument);
}
/*
Added 2003-06-10 CVS patches
2012-03-03 20:42:37 +00:00
* one_word is like any_one_arg, except that words in quotes ("") are
Added CircleMUD 3.1 as initial commit
2012-03-03 20:35:30 +00:00
* considered one word.
Added 2003-06-10 CVS patches
2012-03-03 20:42:37 +00:00
*
* No longer ignores fill words. -dak, 6 Jan 2003
Added CircleMUD 3.1 as initial commit
2012-03-03 20:35:30 +00:00
*/
char *one_word(char *argument, char *first_arg)
{
Added 2003-06-10 CVS patches
2012-03-03 20:42:37 +00:00
skip_spaces(&argument);
Added CircleMUD 3.1 as initial commit
2012-03-03 20:35:30 +00:00
Added 2003-06-10 CVS patches
2012-03-03 20:42:37 +00:00
if (*argument == '\"') {
argument++;
while (*argument && *argument != '\"') {
*(first_arg++) = LOWER(*argument);
Added CircleMUD 3.1 as initial commit
2012-03-03 20:35:30 +00:00
argument++;
Added 2003-06-10 CVS patches
2012-03-03 20:42:37 +00:00
}
argument++;
} else {
while (*argument && !isspace(*argument)) {
*(first_arg++) = LOWER(*argument);
Added CircleMUD 3.1 as initial commit
2012-03-03 20:35:30 +00:00
argument++;
}
Added 2003-06-10 CVS patches
2012-03-03 20:42:37 +00:00
}
Added CircleMUD 3.1 as initial commit
2012-03-03 20:35:30 +00:00
Added 2003-06-10 CVS patches
2012-03-03 20:42:37 +00:00
*first_arg = '\0';
Added CircleMUD 3.1 as initial commit
2012-03-03 20:35:30 +00:00
return (argument);
}
/* same as one_argument except that it doesn't ignore fill words */
char *any_one_arg(char *argument, char *first_arg)
{
skip_spaces(&argument);
while (*argument && !isspace(*argument)) {
*(first_arg++) = LOWER(*argument);
argument++;
}
*first_arg = '\0';
return (argument);
}
/*
* Same as one_argument except that it takes two args and returns the rest;
* ignores fill words
*/
char *two_arguments(char *argument, char *first_arg, char *second_arg)
{
return (one_argument(one_argument(argument, first_arg), second_arg)); /* :-) */
}
/*
* determine if a given string is an abbreviation of another
* (now works symmetrically -- JE 7/25/94)
*
* that was dumb. it shouldn't be symmetrical. JE 5/1/95
*
* returns 1 if arg1 is an abbreviation of arg2
*/
int is_abbrev(const char *arg1, const char *arg2)
{
if (!*arg1)
return (0);
for (; *arg1 && *arg2; arg1++, arg2++)
if (LOWER(*arg1) != LOWER(*arg2))
return (0);
if (!*arg1)
return (1);
else
return (0);
}
/*
* Return first space-delimited token in arg1; remainder of string in arg2.
*
* NOTE: Requires sizeof(arg2) >= sizeof(string)
*/
void half_chop(char *string, char *arg1, char *arg2)
{
char *temp;
temp = any_one_arg(string, arg1);
skip_spaces(&temp);
strcpy(arg2, temp); /* strcpy: OK (documentation) */
}
/* Used in specprocs, mostly. (Exactly) matches "command" to cmd number */
int find_command(const char *command)
{
int cmd;
for (cmd = 0; *cmd_info[cmd].command != '\n'; cmd++)
if (!strcmp(cmd_info[cmd].command, command))
return (cmd);
return (-1);
}
int special(struct char_data *ch, int cmd, char *arg)
{
struct obj_data *i;
struct char_data *k;
int j;
/* special in room? */
if (GET_ROOM_SPEC(IN_ROOM(ch)) != NULL)
if (GET_ROOM_SPEC(IN_ROOM(ch)) (ch, world + IN_ROOM(ch), cmd, arg))
return (1);
/* special in equipment list? */
for (j = 0; j < NUM_WEARS; j++)
if (GET_EQ(ch, j) && GET_OBJ_SPEC(GET_EQ(ch, j)) != NULL)
if (GET_OBJ_SPEC(GET_EQ(ch, j)) (ch, GET_EQ(ch, j), cmd, arg))
return (1);
/* special in inventory? */
for (i = ch->carrying; i; i = i->next_content)
if (GET_OBJ_SPEC(i) != NULL)
if (GET_OBJ_SPEC(i) (ch, i, cmd, arg))
return (1);
/* special in mobile present? */
for (k = world[IN_ROOM(ch)].people; k; k = k->next_in_room)
if (!MOB_FLAGGED(k, MOB_NOTDEADYET))
if (GET_MOB_SPEC(k) && GET_MOB_SPEC(k) (ch, k, cmd, arg))
return (1);
/* special in object present? */
for (i = world[IN_ROOM(ch)].contents; i; i = i->next_content)
if (GET_OBJ_SPEC(i) != NULL)
if (GET_OBJ_SPEC(i) (ch, i, cmd, arg))
return (1);
return (0);
}
/* *************************************************************************
* Stuff for controlling the non-playing sockets (get name, pwd etc) *
************************************************************************* */
/* This function needs to die. */
int _parse_name(char *arg, char *name)
{
int i;
skip_spaces(&arg);
for (i = 0; (*name = *arg); arg++, i++, name++)
if (!isalpha(*arg))
return (1);
if (!i)
return (1);
return (0);
}
#define RECON 1
#define USURP 2
#define UNSWITCH 3
/* This function seems a bit over-extended. */
int perform_dupe_check(struct descriptor_data *d)
{
struct descriptor_data *k, *next_k;
struct char_data *target = NULL, *ch, *next_ch;
int mode = 0;
int id = GET_IDNUM(d->character);
/*
* Now that this descriptor has successfully logged in, disconnect all
* other descriptors controlling a character with the same ID number.
*/
for (k = descriptor_list; k; k = next_k) {
next_k = k->next;
if (k == d)
continue;
if (k->original && (GET_IDNUM(k->original) == id)) {
/* Original descriptor was switched, booting it and restoring normal body control. */
write_to_output(d, "\r\nMultiple login detected -- disconnecting.\r\n");
STATE(k) = CON_CLOSE;
if (!target) {
target = k->original;
mode = UNSWITCH;
}
if (k->character)
k->character->desc = NULL;
k->character = NULL;
k->original = NULL;
} else if (k->character && GET_IDNUM(k->character) == id && k->original) {
/* Character taking over their own body, while an immortal was switched to it. */
do_return(k->character, NULL, 0, 0);
} else if (k->character && GET_IDNUM(k->character) == id) {
/* Character taking over their own body. */
if (!target && STATE(k) == CON_PLAYING) {
write_to_output(k, "\r\nThis body has been usurped!\r\n");
target = k->character;
mode = USURP;
}
k->character->desc = NULL;
k->character = NULL;
k->original = NULL;
write_to_output(k, "\r\nMultiple login detected -- disconnecting.\r\n");
STATE(k) = CON_CLOSE;
}
}
/*
* now, go through the character list, deleting all characters that
* are not already marked for deletion from the above step (i.e., in the
* CON_HANGUP state), and have not already been selected as a target for
* switching into. In addition, if we haven't already found a target,
* choose one if one is available (while still deleting the other
* duplicates, though theoretically none should be able to exist).
*/
for (ch = character_list; ch; ch = next_ch) {
next_ch = ch->next;
if (IS_NPC(ch))
continue;
if (GET_IDNUM(ch) != id)
continue;
/* ignore chars with descriptors (already handled by above step) */
if (ch->desc)
continue;
/* don't extract the target char we've found one already */
if (ch == target)
continue;
/* we don't already have a target and found a candidate for switching */
if (!target) {
target = ch;
mode = RECON;
continue;
}
/* we've found a duplicate - blow him away, dumping his eq in limbo. */
if (IN_ROOM(ch) != NOWHERE)
char_from_room(ch);
char_to_room(ch, 1);
extract_char(ch);
}
/* no target for switching into was found - allow login to continue */
if (!target)
return (0);
/* Okay, we've found a target. Connect d to target. */
free_char(d->character); /* get rid of the old char */
d->character = target;
d->character->desc = d;
d->original = NULL;
d->character->char_specials.timer = 0;
REMOVE_BIT(PLR_FLAGS(d->character), PLR_MAILING | PLR_WRITING);
REMOVE_BIT(AFF_FLAGS(d->character), AFF_GROUP);
STATE(d) = CON_PLAYING;
switch (mode) {
case RECON:
write_to_output(d, "Reconnecting.\r\n");
act("$n has reconnected.", TRUE, d->character, 0, 0, TO_ROOM);
mudlog(NRM, MAX(LVL_IMMORT, GET_INVIS_LEV(d->character)), TRUE, "%s [%s] has reconnected.", GET_NAME(d->character), d->host);
break;
case USURP:
write_to_output(d, "You take over your own body, already in use!\r\n");
act("$n suddenly keels over in pain, surrounded by a white aura...\r\n"
"$n's body has been taken over by a new spirit!",
TRUE, d->character, 0, 0, TO_ROOM);
mudlog(NRM, MAX(LVL_IMMORT, GET_INVIS_LEV(d->character)), TRUE,
"%s has re-logged in ... disconnecting old socket.", GET_NAME(d->character));
break;
case UNSWITCH:
write_to_output(d, "Reconnecting to unswitched char.");
mudlog(NRM, MAX(LVL_IMMORT, GET_INVIS_LEV(d->character)), TRUE, "%s [%s] has reconnected.", GET_NAME(d->character), d->host);
break;
}
return (1);
}
/* deal with newcomers and other non-playing sockets */
void nanny(struct descriptor_data *d, char *arg)
{
int load_result; /* Overloaded variable */
skip_spaces(&arg);
switch (STATE(d)) {
case CON_GET_NAME: /* wait for input of name */
if (d->character == NULL) {
CREATE(d->character, struct char_data, 1);
clear_char(d->character);
CREATE(d->character->player_specials, struct player_special_data, 1);
d->character->desc = d;
}
if (!*arg)
STATE(d) = CON_CLOSE;
else {
char buf[MAX_INPUT_LENGTH], tmp_name[MAX_INPUT_LENGTH];
struct char_file_u tmp_store;
int player_i;
if ((_parse_name(arg, tmp_name)) || strlen(tmp_name) < 2 ||
strlen(tmp_name) > MAX_NAME_LENGTH || !Valid_Name(tmp_name) ||
fill_word(strcpy(buf, tmp_name)) || reserved_word(buf)) { /* strcpy: OK (mutual MAX_INPUT_LENGTH) */
write_to_output(d, "Invalid name, please try another.\r\nName: ");
return;
}
if ((player_i = load_char(tmp_name, &tmp_store)) > -1) {
store_to_char(&tmp_store, d->character);
GET_PFILEPOS(d->character) = player_i;
if (PLR_FLAGGED(d->character, PLR_DELETED)) {
/* We get a false positive from the original deleted character. */
free_char(d->character);
/* Check for multiple creations... */
if (!Valid_Name(tmp_name)) {
write_to_output(d, "Invalid name, please try another.\r\nName: ");
return;
}
CREATE(d->character, struct char_data, 1);
clear_char(d->character);
CREATE(d->character->player_specials, struct player_special_data, 1);
d->character->desc = d;
CREATE(d->character->player.name, char, strlen(tmp_name) + 1);
strcpy(d->character->player.name, CAP(tmp_name)); /* strcpy: OK (size checked above) */
GET_PFILEPOS(d->character) = player_i;
write_to_output(d, "Did I get that right, %s (Y/N)? ", tmp_name);
STATE(d) = CON_NAME_CNFRM;
} else {
/* undo it just in case they are set */
REMOVE_BIT(PLR_FLAGS(d->character),
PLR_WRITING | PLR_MAILING | PLR_CRYO);
REMOVE_BIT(AFF_FLAGS(d->character), AFF_GROUP);
write_to_output(d, "Password: ");
echo_off(d);
d->idle_tics = 0;
STATE(d) = CON_PASSWORD;
}
} else {
/* player unknown -- make new character */
/* Check for multiple creations of a character. */
if (!Valid_Name(tmp_name)) {
write_to_output(d, "Invalid name, please try another.\r\nName: ");
return;
}
CREATE(d->character->player.name, char, strlen(tmp_name) + 1);
strcpy(d->character->player.name, CAP(tmp_name)); /* strcpy: OK (size checked above) */
write_to_output(d, "Did I get that right, %s (Y/N)? ", tmp_name);
STATE(d) = CON_NAME_CNFRM;
}
}
break;
case CON_NAME_CNFRM: /* wait for conf. of new name */
if (UPPER(*arg) == 'Y') {
if (isbanned(d->host) >= BAN_NEW) {
mudlog(NRM, LVL_GOD, TRUE, "Request for new char %s denied from [%s] (siteban)", GET_PC_NAME(d->character), d->host);
write_to_output(d, "Sorry, new characters are not allowed from your site!\r\n");
STATE(d) = CON_CLOSE;
return;
}
if (circle_restrict) {
write_to_output(d, "Sorry, new players can't be created at the moment.\r\n");
mudlog(NRM, LVL_GOD, TRUE, "Request for new char %s denied from [%s] (wizlock)", GET_PC_NAME(d->character), d->host);
STATE(d) = CON_CLOSE;
return;
}
write_to_output(d, "New character.\r\nGive me a password for %s: ", GET_PC_NAME(d->character));
echo_off(d);
STATE(d) = CON_NEWPASSWD;
} else if (*arg == 'n' || *arg == 'N') {
write_to_output(d, "Okay, what IS it, then? ");
free_char(d->character);
STATE(d) = CON_GET_NAME;
} else
write_to_output(d, "Please type Yes or No: ");
break;
case CON_PASSWORD: /* get pwd for known player */
/*
* To really prevent duping correctly, the player's record should
* be reloaded from disk at this point (after the password has been
* typed). However I'm afraid that trying to load a character over
* an already loaded character is going to cause some problem down the
* road that I can't see at the moment. So to compensate, I'm going to
* (1) add a 15 or 20-second time limit for entering a password, and (2)
* re-add the code to cut off duplicates when a player quits. JE 6 Feb 96
*/
echo_on(d); /* turn echo back on */
/* New echo_on() eats the return on telnet. Extra space better than none. */
write_to_output(d, "\r\n");
if (!*arg)
STATE(d) = CON_CLOSE;
else {
if (strncmp(CRYPT(arg, GET_PASSWD(d->character)), GET_PASSWD(d->character), MAX_PWD_LENGTH)) {
mudlog(BRF, LVL_GOD, TRUE, "Bad PW: %s [%s]", GET_NAME(d->character), d->host);
GET_BAD_PWS(d->character)++;
save_char(d->character);
if (++(d->bad_pws) >= max_bad_pws) { /* 3 strikes and you're out. */
write_to_output(d, "Wrong password... disconnecting.\r\n");
STATE(d) = CON_CLOSE;
} else {
write_to_output(d, "Wrong password.\r\nPassword: ");
echo_off(d);
}
return;
}
/* Password was correct. */
load_result = GET_BAD_PWS(d->character);
GET_BAD_PWS(d->character) = 0;
d->bad_pws = 0;
if (isbanned(d->host) == BAN_SELECT &&
!PLR_FLAGGED(d->character, PLR_SITEOK)) {
write_to_output(d, "Sorry, this char has not been cleared for login from your site!\r\n");
STATE(d) = CON_CLOSE;
mudlog(NRM, LVL_GOD, TRUE, "Connection attempt for %s denied from %s", GET_NAME(d->character), d->host);
return;
}
if (GET_LEVEL(d->character) < circle_restrict) {
write_to_output(d, "The game is temporarily restricted.. try again later.\r\n");
STATE(d) = CON_CLOSE;
mudlog(NRM, LVL_GOD, TRUE, "Request for login denied for %s [%s] (wizlock)", GET_NAME(d->character), d->host);
return;
}
/* check and make sure no other copies of this player are logged in */
if (perform_dupe_check(d))
return;
if (GET_LEVEL(d->character) >= LVL_IMMORT)
write_to_output(d, "%s", imotd);
else
write_to_output(d, "%s", motd);
mudlog(BRF, MAX(LVL_IMMORT, GET_INVIS_LEV(d->character)), TRUE, "%s [%s] has connected.", GET_NAME(d->character), d->host);
if (load_result) {
write_to_output(d, "\r\n\r\n\007\007\007"
"%s%d LOGIN FAILURE%s SINCE LAST SUCCESSFUL LOGIN.%s\r\n",
CCRED(d->character, C_SPR), load_result,
(load_result > 1) ? "S" : "", CCNRM(d->character, C_SPR));
GET_BAD_PWS(d->character) = 0;
}
write_to_output(d, "\r\n*** PRESS RETURN: ");
STATE(d) = CON_RMOTD;
}
break;
case CON_NEWPASSWD:
case CON_CHPWD_GETNEW:
if (!*arg || strlen(arg) > MAX_PWD_LENGTH || strlen(arg) < 3 ||
!str_cmp(arg, GET_PC_NAME(d->character))) {
write_to_output(d, "\r\nIllegal password.\r\nPassword: ");
return;
}
strncpy(GET_PASSWD(d->character), CRYPT(arg, GET_PC_NAME(d->character)), MAX_PWD_LENGTH); /* strncpy: OK (G_P:MAX_PWD_LENGTH+1) */
*(GET_PASSWD(d->character) + MAX_PWD_LENGTH) = '\0';
write_to_output(d, "\r\nPlease retype password: ");
if (STATE(d) == CON_NEWPASSWD)
STATE(d) = CON_CNFPASSWD;
else
STATE(d) = CON_CHPWD_VRFY;
break;
case CON_CNFPASSWD:
case CON_CHPWD_VRFY:
if (strncmp(CRYPT(arg, GET_PASSWD(d->character)), GET_PASSWD(d->character),
MAX_PWD_LENGTH)) {
write_to_output(d, "\r\nPasswords don't match... start over.\r\nPassword: ");
if (STATE(d) == CON_CNFPASSWD)
STATE(d) = CON_NEWPASSWD;
else
STATE(d) = CON_CHPWD_GETNEW;
return;
}
echo_on(d);
if (STATE(d) == CON_CNFPASSWD) {
write_to_output(d, "\r\nWhat is your sex (M/F)? ");
STATE(d) = CON_QSEX;
} else {
save_char(d->character);
write_to_output(d, "\r\nDone.\r\n%s", MENU);
STATE(d) = CON_MENU;
}
break;
case CON_QSEX: /* query sex of new user */
switch (*arg) {
case 'm':
case 'M':
d->character->player.sex = SEX_MALE;
break;
case 'f':
case 'F':
d->character->player.sex = SEX_FEMALE;
break;
default:
write_to_output(d, "That is not a sex..\r\n"
"What IS your sex? ");
return;
}
write_to_output(d, "%s\r\nClass: ", class_menu);
STATE(d) = CON_QCLASS;
break;
case CON_QCLASS:
load_result = parse_class(*arg);
if (load_result == CLASS_UNDEFINED) {
write_to_output(d, "\r\nThat's not a class.\r\nClass: ");
return;
} else
GET_CLASS(d->character) = load_result;
if (GET_PFILEPOS(d->character) < 0)
GET_PFILEPOS(d->character) = create_entry(GET_PC_NAME(d->character));
/* Now GET_NAME() will work properly. */
init_char(d->character);
save_char(d->character);
write_to_output(d, "%s\r\n*** PRESS RETURN: ", motd);
STATE(d) = CON_RMOTD;
mudlog(NRM, LVL_IMMORT, TRUE, "%s [%s] new player.", GET_NAME(d->character), d->host);
break;
case CON_RMOTD: /* read CR after printing motd */
write_to_output(d, "%s", MENU);
STATE(d) = CON_MENU;
break;
case CON_MENU: { /* get selection from main menu */
room_vnum load_room;
switch (*arg) {
case '0':
write_to_output(d, "Goodbye.\r\n");
STATE(d) = CON_CLOSE;
break;
case '1':
reset_char(d->character);
read_aliases(d->character);
if (PLR_FLAGGED(d->character, PLR_INVSTART))
GET_INVIS_LEV(d->character) = GET_LEVEL(d->character);
/*
* We have to place the character in a room before equipping them
* or equip_char() will gripe about the person in NOWHERE.
*/
if ((load_room = GET_LOADROOM(d->character)) != NOWHERE)
load_room = real_room(load_room);
/* If char was saved with NOWHERE, or real_room above failed... */
if (load_room == NOWHERE) {
if (GET_LEVEL(d->character) >= LVL_IMMORT)
load_room = r_immort_start_room;
else
load_room = r_mortal_start_room;
}
if (PLR_FLAGGED(d->character, PLR_FROZEN))
load_room = r_frozen_start_room;
send_to_char(d->character, "%s", WELC_MESSG);
d->character->next = character_list;
character_list = d->character;
char_to_room(d->character, load_room);
load_result = Crash_load(d->character);
/* Clear their load room if it's not persistant. */
if (!PLR_FLAGGED(d->character, PLR_LOADROOM))
GET_LOADROOM(d->character) = NOWHERE;
save_char(d->character);
act("$n has entered the game.", TRUE, d->character, 0, 0, TO_ROOM);
STATE(d) = CON_PLAYING;
if (GET_LEVEL(d->character) == 0) {
do_start(d->character);
send_to_char(d->character, "%s", START_MESSG);
}
look_at_room(d->character, 0);
if (has_mail(GET_IDNUM(d->character)))
send_to_char(d->character, "You have mail waiting.\r\n");
if (load_result == 2) { /* rented items lost */
send_to_char(d->character, "\r\n\007You could not afford your rent!\r\n"
"Your possesions have been donated to the Salvation Army!\r\n");
}
d->has_prompt = 0;
break;
case '2':
if (d->character->player.description) {
write_to_output(d, "Old description:\r\n%s", d->character->player.description);
free(d->character->player.description);
d->character->player.description = NULL;
}
write_to_output(d, "Enter the new text you'd like others to see when they look at you.\r\n"
"Terminate with a '@' on a new line.\r\n");
d->str = &d->character->player.description;
d->max_str = EXDSCR_LENGTH;
STATE(d) = CON_EXDESC;
break;
case '3':
page_string(d, background, 0);
STATE(d) = CON_RMOTD;
break;
case '4':
write_to_output(d, "\r\nEnter your old password: ");
echo_off(d);
STATE(d) = CON_CHPWD_GETOLD;
break;
case '5':
write_to_output(d, "\r\nEnter your password for verification: ");
echo_off(d);
STATE(d) = CON_DELCNF1;
break;
default:
write_to_output(d, "\r\nThat's not a menu choice!\r\n%s", MENU);
break;
}
break;
}
case CON_CHPWD_GETOLD:
if (strncmp(CRYPT(arg, GET_PASSWD(d->character)), GET_PASSWD(d->character), MAX_PWD_LENGTH)) {
echo_on(d);
write_to_output(d, "\r\nIncorrect password.\r\n%s", MENU);
STATE(d) = CON_MENU;
} else {
write_to_output(d, "\r\nEnter a new password: ");
STATE(d) = CON_CHPWD_GETNEW;
}
return;
case CON_DELCNF1:
echo_on(d);
if (strncmp(CRYPT(arg, GET_PASSWD(d->character)), GET_PASSWD(d->character), MAX_PWD_LENGTH)) {
write_to_output(d, "\r\nIncorrect password.\r\n%s", MENU);
STATE(d) = CON_MENU;
} else {
write_to_output(d, "\r\nYOU ARE ABOUT TO DELETE THIS CHARACTER PERMANENTLY.\r\n"
"ARE YOU ABSOLUTELY SURE?\r\n\r\n"
"Please type \"yes\" to confirm: ");
STATE(d) = CON_DELCNF2;
}
break;
case CON_DELCNF2:
if (!strcmp(arg, "yes") || !strcmp(arg, "YES")) {
if (PLR_FLAGGED(d->character, PLR_FROZEN)) {
write_to_output(d, "You try to kill yourself, but the ice stops you.\r\n"
"Character not deleted.\r\n\r\n");
STATE(d) = CON_CLOSE;
return;
}
if (GET_LEVEL(d->character) < LVL_GRGOD)
SET_BIT(PLR_FLAGS(d->character), PLR_DELETED);
save_char(d->character);
Crash_delete_file(GET_NAME(d->character));
delete_aliases(GET_NAME(d->character));
write_to_output(d, "Character '%s' deleted!\r\n"
"Goodbye.\r\n", GET_NAME(d->character));
mudlog(NRM, LVL_GOD, TRUE, "%s (lev %d) has self-deleted.", GET_NAME(d->character), GET_LEVEL(d->character));
STATE(d) = CON_CLOSE;
return;
} else {
write_to_output(d, "\r\nCharacter not deleted.\r\n%s", MENU);
STATE(d) = CON_MENU;
}
break;
/*
* It's possible, if enough pulses are missed, to kick someone off
* while they are at the password prompt. We'll just defer to let
* the game_loop() axe them.
*/
case CON_CLOSE:
break;
default:
log("SYSERR: Nanny: illegal state of con'ness (%d) for '%s'; closing connection.",
STATE(d), d->character ? GET_NAME(d->character) : "<unknown>");
STATE(d) = CON_DISCONNECT; /* Safest to do. */
break;
}
}
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