/***************************************************************************
* 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. *
* ------------------------------------------------------------------------ *
* All SWR:SQL additions/modifications added by Rojan *
* ------------------------------------------------------------------------ *
* 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 *sttime );
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, short 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'.
*/
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( !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 ) && 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_NPC( ch ) && 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, get_trust( ch ) );
}
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_social( ch, command, argument )
#ifdef IMC
&& !imc_command_hook( ch, command, argument )
#endif
)
{
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 ) )
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 ) )
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;
short 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;
short 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 sttime;
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( &sttime, 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, &sttime );
ch_printf( ch, "Timing took %d.%06d seconds.\n\r", etime.tv_sec, etime.tv_usec );
return;
}
void start_timer( struct timeval *sttime )
{
if( !sttime )
{
bug( "Start_timer: NULL sttime.", 0 );
return;
}
gettimeofday( sttime, NULL );
return;
}
time_t end_timer( struct timeval * sttime )
{
struct timeval etime;
/*
* Mark etime before checking stime, so that we get a better reading..
*/
gettimeofday( &etime, NULL );
if( !sttime || ( !sttime->tv_sec && !sttime->tv_usec ) )
{
bug( "End_timer: bad sttime.", 0 );
return 0;
}
subtract_times( &etime, sttime );
/*
* sttime becomes time used
*/
*sttime = 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;
}