/***************************************************************************
* STAR WARS REALITY 1.0 *
*--------------------------------------------------------------------------*
* Star Wars Reality Code Additions and changes from the Smaug Code *
* copyright (c) 1997 by Sean Cooper *
* -------------------------------------------------------------------------*
* Starwars and Starwars Names copyright(c) Lucas Film Ltd. *
*--------------------------------------------------------------------------*
* SMAUG 1.0 (C) 1994, 1995, 1996 by Derek Snider *
* SMAUG code team: Thoric, Altrag, Blodkai, Narn, Haus, *
* Scryn, Rennard, Swordbearer, Gorog, Grishnakh and Tricops *
* ------------------------------------------------------------------------ *
* Merc 2.1 Diku Mud improvments copyright (C) 1992, 1993 by Michael *
* Chastain, Michael Quan, and Mitchell Tse. *
* Original Diku Mud copyright (C) 1990, 1991 by Sebastian Hammer, *
* Michael Seifert, Hans Henrik St{rfeldt, Tom Madsen, and Katja Nyboe. *
* ------------------------------------------------------------------------ *
* Command interpretation module *
****************************************************************************/
#include <sys/types.h>
#include <sys/time.h>
#include <ctype.h>
#include <stdio.h>
#include <string.h>
#include <time.h>
#include "mud.h"
/*
* Externals
*/
void subtract_times( struct timeval *etime, struct timeval *stime );
bool check_social args( ( CHAR_DATA *ch, char *command,
char *argument ) );
/*
* Log-all switch.
*/
bool fLogAll = FALSE;
CMDTYPE *command_hash[126]; /* hash table for cmd_table */
SOCIALTYPE *social_index[27]; /* hash table for socials */
/*
* Character not in position for command?
*/
bool check_pos( CHAR_DATA *ch, sh_int position )
{
if ( ch->position < position )
{
switch( ch->position )
{
case POS_DEAD:
send_to_char( "A little difficult to do when you are DEAD...\n\r", ch );
break;
case POS_MORTAL:
case POS_INCAP:
send_to_char( "You are hurt far too bad for that.\n\r", ch );
break;
case POS_STUNNED:
send_to_char( "You are too stunned to do that.\n\r", ch );
break;
case POS_SLEEPING:
send_to_char( "In your dreams, or what?\n\r", ch );
break;
case POS_RESTING:
send_to_char( "Nah... You feel too relaxed...\n\r", ch);
break;
case POS_SITTING:
send_to_char( "You can't do that sitting down.\n\r", ch);
break;
case POS_FIGHTING:
send_to_char( "No way! You are still fighting!\n\r", ch);
break;
}
return FALSE;
}
return TRUE;
}
extern char lastplayercmd[MAX_INPUT_LENGTH*2];
/*
* The main entry point for executing commands.
* Can be recursively called from 'at', 'order', 'force'.
*/
char multicommand[MAX_INPUT_LENGTH];
char * parse_target( CHAR_DATA *ch, char *oldstring )
{
const char *str;
int count = 0;
char *i = NULL;
char *point;
char buf[ MAX_INPUT_LENGTH ];
buf[0] = '\0';
str = oldstring;
point = buf;
while( *str != '\0' )
{
if( *str != '$' )
{
count++;
*point++ = *str++;
continue;
}
++str;
if ( *str == '$' && ch->pcdata->target[0] != '\0' )
{
i = strdup(ch->pcdata->target);
++str;
while ( ( *point = *i ) != '\0' )
{
++point, ++i;
count++;
if (count > MAX_INPUT_LENGTH)
{
send_to_char("Target substitution too long; not processed.\r\n",ch);
return oldstring;
}
}
}
else
{
*point++ = '$';
count++;
}
}
buf[count] = '\0';
oldstring = strdup( buf );
return oldstring;
}
char *get_multi_command( DESCRIPTOR_DATA *d, char *argument )
{
int counter, counter2;
char leftover[MAX_INPUT_LENGTH];
multicommand[0] = '\0';
for ( counter = 0; argument[counter] != '\0'; counter++ )
{
if ( argument[counter] == '|' && argument[counter+1] != '|' )
{
multicommand[counter] = '\0';
counter++;
for (counter2 = 0; argument[counter] != '\0'; counter2++,counter++)
leftover[counter2] = argument[counter];
leftover[counter2] = '\0';
strcpy( d->incomm,leftover );
return (multicommand);
}
else if (argument[counter] == '|' && argument[counter+1] == '|')
for (counter2 = counter; argument[counter2] != '\0'; counter2++)
argument[counter2] = argument[counter2+1];
multicommand[counter] = argument[counter];
}
d->incomm[0] = '\0';
multicommand[counter] = '\0';
return (multicommand);
}
void interpret( CHAR_DATA *ch, char *argument )
{
char command[MAX_INPUT_LENGTH];
char logline[MAX_INPUT_LENGTH];
char logname[MAX_INPUT_LENGTH];
TIMER *timer = NULL;
CMDTYPE *cmd = NULL;
int trust;
int loglvl;
bool found;
struct timeval time_used;
long tmptime;
if ( !ch )
{
bug( "interpret: null ch!", 0 );
return;
}
found = FALSE;
if ( ch->substate == SUB_REPEATCMD )
{
DO_FUN *fun;
if ( (fun=ch->last_cmd) == NULL )
{
ch->substate = SUB_NONE;
bug( "interpret: SUB_REPEATCMD with NULL last_cmd", 0 );
return;
}
else
{
int x;
/*
* yes... we lose out on the hashing speediness here...
* but the only REPEATCMDS are wizcommands (currently)
*/
for ( x = 0; x < 126; x++ )
{
for ( cmd = command_hash[x]; cmd; cmd = cmd->next )
if ( cmd->do_fun == fun )
{
found = TRUE;
break;
}
if ( found )
break;
}
if ( !found )
{
cmd = NULL;
bug( "interpret: SUB_REPEATCMD: last_cmd invalid", 0 );
return;
}
sprintf( logline, "(%s) %s", cmd->name, argument );
}
}
if ( !cmd )
{
/* Changed the order of these ifchecks to prevent crashing. */
if ( !argument || !strcmp(argument,"") )
{
bug( "interpret: null argument!", 0 );
return;
}
/*
* Strip leading spaces.
*/
while ( isspace(*argument) )
argument++;
if ( argument[0] == '\0' )
return;
timer = get_timerptr( ch, TIMER_DO_FUN );
/* REMOVE_BIT( ch->affected_by, AFF_HIDE ); */
/*
* Implement freeze command.
*/
if ( !IS_NPC(ch) && IS_SET(ch->act, PLR_FREEZE) )
{
send_to_char( "You're totally frozen!\n\r", ch );
return;
}
/*
* Grab the command word.
* Special parsing so ' can be a command,
* also no spaces needed after punctuation.
*/
strcpy( logline, argument );
if( ch->desc && (index(argument, '|')))
argument = get_multi_command( ch->desc, argument );
if ( !IS_NPC(ch) && ch->pcdata && ch->pcdata->target )
if ( ch->pcdata->target[0] != '\0' )
if( index(argument, '$'))
argument = parse_target(ch, argument);
if ( !isalpha(argument[0]) && !isdigit(argument[0]) )
{
command[0] = argument[0];
command[1] = '\0';
argument++;
while ( isspace(*argument) )
argument++;
}
else
argument = one_argument( argument, command );
/*
* Look for command in command table.
* Check for council powers and/or bestowments
*/
trust = get_trust( ch );
for ( cmd = command_hash[LOWER(command[0])%126]; cmd; cmd = cmd->next )
if ( !str_prefix( command, cmd->name )
&& ((cmd->level <= trust && (IS_NPC(ch) || !cmd->commandgroup || (cmd->commandgroup & ch->pcdata->commandgroup)))
|| (!IS_NPC(ch) && ch->pcdata->bestowments && ch->pcdata->bestowments[0] != '\0'
&& is_name( cmd->name, ch->pcdata->bestowments )
&& cmd->level <= (trust+5)) ) )
{
found = TRUE;
break;
}
/*
* Turn off afk bit when any command performed.
*/
if ( IS_SET ( ch->act, PLR_AFK) && (str_cmp(command, "AFK")))
{
REMOVE_BIT( ch->act, PLR_AFK );
act( AT_GREY, "$n is no longer afk.", ch, NULL, NULL, TO_ROOM );
}
}
/*
* Log and snoop.
*/
sprintf( lastplayercmd, "** %s: %s", ch->name, logline );
if ( found && cmd->log == LOG_NEVER )
strcpy( logline, "XXXXXXXX XXXXXXXX XXXXXXXX" );
loglvl = found ? cmd->log : LOG_NORMAL;
if ( ( !IS_NPC(ch) && IS_SET(ch->act, PLR_LOG) )
|| fLogAll
|| loglvl == LOG_BUILD
|| loglvl == LOG_HIGH
|| loglvl == LOG_ALWAYS )
{
/* Added by Narn to show who is switched into a mob that executes
a logged command. Check for descriptor in case force is used. */
if ( ch->desc && ch->desc->original )
sprintf( log_buf, "Log %s (%s): %s", ch->name,
ch->desc->original->name, logline );
else
sprintf( log_buf, "Log %s: %s", ch->name, logline );
/*
* Make it so a 'log all' will send most output to the log
* file only, and not spam the log channel to death -Thoric
*/
if ( fLogAll && loglvl == LOG_NORMAL
&& (IS_NPC(ch) || !IS_SET(ch->act, PLR_LOG)) )
loglvl = LOG_ALL;
/* This is handled in get_trust already */
/* if ( ch->desc && ch->desc->original )
log_string_plus( log_buf, loglvl,
ch->desc->original->level );
else*/
log_string_plus( log_buf, loglvl, ch->top_level );
}
if ( ch->desc && ch->desc->snoop_by )
{
sprintf( logname, "%s", ch->name);
write_to_buffer( ch->desc->snoop_by, logname, 0 );
write_to_buffer( ch->desc->snoop_by, "% ", 2 );
write_to_buffer( ch->desc->snoop_by, logline, 0 );
write_to_buffer( ch->desc->snoop_by, "\n\r", 2 );
}
if ( timer )
{
int tempsub;
tempsub = ch->substate;
ch->substate = SUB_TIMER_DO_ABORT;
(timer->do_fun)(ch,"");
if ( char_died(ch) )
return;
if ( ch->substate != SUB_TIMER_CANT_ABORT )
{
ch->substate = tempsub;
extract_timer( ch, timer );
}
else
{
ch->substate = tempsub;
return;
}
}
/*
* Look for command in skill and socials table.
*/
if ( !found )
{
if ( !check_skill( ch, command, argument )
&& !check_alias( ch, command, argument )
&& !check_social( ch, command, argument ) )
{
EXIT_DATA *pexit;
/* check for an auto-matic exit command */
if ( (pexit = find_door( ch, command, TRUE )) != NULL
&& IS_SET( pexit->exit_info, EX_xAUTO ))
{
if ( IS_SET(pexit->exit_info, EX_CLOSED)
&& (!IS_AFFECTED(ch, AFF_PASS_DOOR)
|| IS_SET(pexit->exit_info, EX_NOPASSDOOR)) )
{
if ( !IS_SET( pexit->exit_info, EX_SECRET ) )
act( AT_PLAIN, "The $d is closed.", ch, NULL, pexit->keyword, TO_CHAR );
else
send_to_char( "You cannot do that here.\n\r", ch );
return;
}
move_char( ch, pexit, 0 );
return;
}
send_to_char( "Huh?\n\r", ch );
}
return;
}
/*
* Character not in position for command?
*/
if ( !check_pos( ch, cmd->position ) )
return;
/* Berserk check for flee.. maybe add drunk to this?.. but too much
hardcoding is annoying.. -- Altrag */
if ( !str_cmp(cmd->name, "flee") &&
IS_AFFECTED(ch, AFF_BERSERK) )
{
send_to_char( "You aren't thinking very clearly..\n\r", ch);
return;
}
/*
* Dispatch the command.
*/
ch->prev_cmd = ch->last_cmd; /* haus, for automapping */
ch->last_cmd = cmd->do_fun;
start_timer(&time_used);
(*cmd->do_fun) ( ch, argument );
end_timer(&time_used);
/*
* Update the record of how many times this command has been used (haus)
*/
update_userec(&time_used, &cmd->userec);
tmptime = UMIN(time_used.tv_sec,19) * 1000000 + time_used.tv_usec;
/* laggy command notice: command took longer than 1.5 seconds */
if ( tmptime > 1500000 )
{
sprintf(log_buf, "[*****] LAG: %s: %s %s (R:%d S:%d.%06d)", ch->name,
cmd->name, (cmd->log == LOG_NEVER ? "XXX" : argument),
ch->in_room ? ch->in_room->vnum : 0,
(int) (time_used.tv_sec),(int) (time_used.tv_usec) );
log_string_plus(log_buf, LOG_NORMAL, get_trust(ch));
}
tail_chain( );
}
CMDTYPE *find_command( char *command )
{
CMDTYPE *cmd;
int hash;
hash = LOWER(command[0]) % 126;
for ( cmd = command_hash[hash]; cmd; cmd = cmd->next )
if ( !str_prefix( command, cmd->name ) )
return cmd;
return NULL;
}
SOCIALTYPE *find_social( char *command )
{
SOCIALTYPE *social;
int hash;
if ( command[0] < 'a' || command[0] > 'z' )
hash = 0;
else
hash = (command[0] - 'a') + 1;
for ( social = social_index[hash]; social; social = social->next )
if ( !str_prefix( command, social->name ) )
return social;
return NULL;
}
bool check_social( CHAR_DATA *ch, char *command, char *argument )
{
char arg[MAX_INPUT_LENGTH];
CHAR_DATA *victim;
SOCIALTYPE *social;
if ( (social=find_social(command)) == NULL )
return FALSE;
if ( !IS_NPC(ch) && IS_SET(ch->act, PLR_NO_EMOTE) )
{
send_to_char( "You are anti-social!\n\r", ch );
return TRUE;
}
switch ( ch->position )
{
case POS_DEAD:
send_to_char( "Lie still; you are DEAD.\n\r", ch );
return TRUE;
case POS_INCAP:
case POS_MORTAL:
send_to_char( "You are hurt far too bad for that.\n\r", ch );
return TRUE;
case POS_STUNNED:
send_to_char( "You are too stunned to do that.\n\r", ch );
return TRUE;
case POS_SLEEPING:
/*
* I just know this is the path to a 12" 'if' statement. :(
* But two players asked for it already! -- Furey
*/
if ( !str_cmp( social->name, "snore" ) )
break;
send_to_char( "In your dreams, or what?\n\r", ch );
return TRUE;
}
one_argument( argument, arg );
victim = NULL;
if ( arg[0] == '\0' )
{
act( AT_SOCIAL, social->others_no_arg, ch, NULL, victim, TO_ROOM );
act( AT_SOCIAL, social->char_no_arg, ch, NULL, victim, TO_CHAR );
}
else if ( ( victim = get_char_room( ch, arg ) ) == NULL )
{
send_to_char( "They aren't here.\n\r", ch );
}
else if ( victim == ch )
{
act( AT_SOCIAL, social->others_auto, ch, NULL, victim, TO_ROOM );
act( AT_SOCIAL, social->char_auto, ch, NULL, victim, TO_CHAR );
}
else
{
act( AT_SOCIAL, social->others_found, ch, NULL, victim, TO_NOTVICT );
act( AT_SOCIAL, social->char_found, ch, NULL, victim, TO_CHAR );
act( AT_SOCIAL, social->vict_found, ch, NULL, victim, TO_VICT );
if ( !IS_NPC(ch) && IS_NPC(victim)
&& !IS_AFFECTED(victim, AFF_CHARM)
&& IS_AWAKE(victim)
&& !IS_SET( victim->pIndexData->progtypes, ACT_PROG ) )
{
switch ( number_bits( 4 ) )
{
case 0:
if ( !IS_SET(ch->in_room->room_flags, ROOM_SAFE )
&& IS_EVIL(ch) )
{
if ( !str_cmp( social->name, "slap" ) || !str_cmp( social->name, "punch" ) )
multi_hit( victim, ch, TYPE_UNDEFINED );
}
else
if ( IS_NEUTRAL(ch) )
{
act( AT_ACTION, "$n slaps $N.", victim, NULL, ch, TO_NOTVICT );
act( AT_ACTION, "You slap $N.", victim, NULL, ch, TO_CHAR );
act( AT_ACTION, "$n slaps you.", victim, NULL, ch, TO_VICT );
}
else
{
act( AT_ACTION, "$n acts like $N doesn't even exist.", victim, NULL, ch, TO_NOTVICT );
act( AT_ACTION, "You just ignore $N.", victim, NULL, ch, TO_CHAR );
act( AT_ACTION, "$n appears to be ignoring you.", victim, NULL, ch, TO_VICT );
}
break;
case 1: case 2: case 3: case 4:
case 5: case 6: case 7: case 8:
act( AT_SOCIAL, social->others_found,
victim, NULL, ch, TO_NOTVICT );
act( AT_SOCIAL, social->char_found,
victim, NULL, ch, TO_CHAR );
act( AT_SOCIAL, social->vict_found,
victim, NULL, ch, TO_VICT );
break;
case 9: case 10: case 11: case 12:
act( AT_ACTION, "$n slaps $N.", victim, NULL, ch, TO_NOTVICT );
act( AT_ACTION, "You slap $N.", victim, NULL, ch, TO_CHAR );
act( AT_ACTION, "$n slaps you.", victim, NULL, ch, TO_VICT );
break;
}
}
}
return TRUE;
}
/*
* Return true if an argument is completely numeric.
*/
bool is_number( char *arg )
{
if ( *arg == '\0' )
return FALSE;
for ( ; *arg != '\0'; arg++ )
{
if ( !isdigit(*arg) && *arg != '-' )
return FALSE;
}
return TRUE;
}
/*
* Given a string like 14.foo, return 14 and 'foo'
*/
int number_argument( char *argument, char *arg )
{
char *pdot;
int number;
for ( pdot = argument; *pdot != '\0'; pdot++ )
{
if ( *pdot == '.' )
{
*pdot = '\0';
number = atoi( argument );
*pdot = '.';
strcpy( arg, pdot+1 );
return number;
}
}
strcpy( arg, argument );
return 1;
}
/*
* Pick off one argument from a string and return the rest.
* Understands quotes.
*/
char *one_argument( char *argument, char *arg_first )
{
char cEnd;
sh_int count;
count = 0;
while ( isspace(*argument) )
argument++;
cEnd = ' ';
if ( *argument == '\'' || *argument == '"' )
cEnd = *argument++;
while ( *argument != '\0' || ++count >= 255 )
{
if ( *argument == cEnd )
{
argument++;
break;
}
*arg_first = LOWER(*argument);
arg_first++;
argument++;
}
*arg_first = '\0';
while ( isspace(*argument) )
argument++;
return argument;
}
/*
* Pick off one argument from a string and return the rest.
* Understands quotes. Delimiters = { ' ', '-' }
*/
char *one_argument2( char *argument, char *arg_first )
{
char cEnd;
sh_int count;
count = 0;
while ( isspace(*argument) )
argument++;
cEnd = ' ';
if ( *argument == '\'' || *argument == '"' )
cEnd = *argument++;
while ( *argument != '\0' || ++count >= 255 )
{
if ( *argument == cEnd || *argument == '-' )
{
argument++;
break;
}
*arg_first = LOWER(*argument);
arg_first++;
argument++;
}
*arg_first = '\0';
while ( isspace(*argument) )
argument++;
return argument;
}
void do_timecmd( CHAR_DATA *ch, char *argument )
{
struct timeval stime;
struct timeval etime;
static bool timing;
extern CHAR_DATA *timechar;
char arg[MAX_INPUT_LENGTH];
send_to_char("Timing\n\r",ch);
if ( timing )
return;
one_argument(argument, arg);
if ( !*arg )
{
send_to_char( "No command to time.\n\r", ch );
return;
}
if ( !str_cmp(arg, "update") )
{
if ( timechar )
send_to_char( "Another person is already timing updates.\n\r", ch );
else
{
timechar = ch;
send_to_char( "Setting up to record next update loop.\n\r", ch );
}
return;
}
set_char_color(AT_PLAIN, ch);
send_to_char( "Starting timer.\n\r", ch );
timing = TRUE;
gettimeofday(&stime, NULL);
interpret(ch, argument);
gettimeofday(&etime, NULL);
timing = FALSE;
set_char_color(AT_PLAIN, ch);
send_to_char( "Timing complete.\n\r", ch );
subtract_times(&etime, &stime);
ch_printf( ch, "Timing took %d.%06d seconds.\n\r",
etime.tv_sec, etime.tv_usec );
return;
}
void start_timer(struct timeval *stime)
{
if ( !stime )
{
bug( "Start_timer: NULL stime.", 0 );
return;
}
gettimeofday(stime, NULL);
return;
}
time_t end_timer(struct timeval *stime)
{
struct timeval etime;
/* Mark etime before checking stime, so that we get a better reading.. */
gettimeofday(&etime, NULL);
if ( !stime || (!stime->tv_sec && !stime->tv_usec) )
{
bug( "End_timer: bad stime.", 0 );
return 0;
}
subtract_times(&etime, stime);
/* stime becomes time used */
*stime = etime;
return (etime.tv_sec*1000000)+etime.tv_usec;
}
void send_timer(struct timerset *vtime, CHAR_DATA *ch)
{
struct timeval ntime;
int carry;
if ( vtime->num_uses == 0 )
return;
ntime.tv_sec = vtime->total_time.tv_sec / vtime->num_uses;
carry = (vtime->total_time.tv_sec % vtime->num_uses) * 1000000;
ntime.tv_usec = (vtime->total_time.tv_usec + carry) / vtime->num_uses;
ch_printf(ch, "Has been used %d times this boot.\n\r", vtime->num_uses);
ch_printf(ch, "Time (in secs): min %d.%0.6d; avg: %d.%0.6d; max %d.%0.6d"
"\n\r", vtime->min_time.tv_sec, vtime->min_time.tv_usec, ntime.tv_sec,
ntime.tv_usec, vtime->max_time.tv_sec, vtime->max_time.tv_usec);
return;
}
void update_userec(struct timeval *time_used, struct timerset *userec)
{
userec->num_uses++;
if ( !timerisset(&userec->min_time)
|| timercmp(time_used, &userec->min_time, <) )
{
userec->min_time.tv_sec = time_used->tv_sec;
userec->min_time.tv_usec = time_used->tv_usec;
}
if ( !timerisset(&userec->max_time)
|| timercmp(time_used, &userec->max_time, >) )
{
userec->max_time.tv_sec = time_used->tv_sec;
userec->max_time.tv_usec = time_used->tv_usec;
}
userec->total_time.tv_sec += time_used->tv_sec;
userec->total_time.tv_usec += time_used->tv_usec;
while ( userec->total_time.tv_usec >= 1000000 )
{
userec->total_time.tv_sec++;
userec->total_time.tv_usec -= 1000000;
}
return;
}