/***************************************************************************
 *  Original Diku Mud copyright (C) 1990, 1991 by Sebastian Hammer,        *
 *  Michael Seifert, Hans Henrik St{rfeldt, Tom Madsen, and Katja Nyboe.   *
 *                                                                         *
 *  Merc Diku Mud improvments copyright (C) 1992, 1993 by Michael          *
 *  Chastain, Michael Quan, and Mitchell Tse.                              *
 *                                                                         *
 *  Envy Diku Mud improvements copyright (C) 1994 by Michael Quan, David   *
 *  Love, Guilherme 'Willie' Arnold, and Mitchell Tse.                     *
 *                                                                         *
 *  In order to use any part of this Envy Diku Mud, you must comply with   *
 *  the original Diku license in 'license.doc', the Merc license in        *
 *  'license.txt', as well as the Envy license in 'license.nvy'.           *
 *  In particular, you may not remove either of these copyright notices.   *
 *                                                                         *
 *  Much time and thought has gone into this software and you are          *
 *  benefitting.  We hope that you share your changes too.  What goes      *
 *  around, comes around.                                                  *
 ***************************************************************************/

#if defined( macintosh )
#include <types.h>
#else
#include <sys/types.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include "merc.h"



/*
 * Local functions.
 */
#define CD CHAR_DATA
void	get_obj		args( ( CHAR_DATA *ch, OBJ_DATA *obj,
			       OBJ_DATA *container ) );
bool	remove_obj	args( ( CHAR_DATA *ch, int iWear, bool fReplace ) );
void	wear_obj	args( ( CHAR_DATA *ch, OBJ_DATA *obj,
			       bool fReplace ) );
CD *	find_keeper	args( ( CHAR_DATA *ch ) );
int	get_cost	args( ( CHAR_DATA *keeper, OBJ_DATA *obj,
			       bool fBuy ) );
#undef	CD




void get_obj( CHAR_DATA *ch, OBJ_DATA *obj, OBJ_DATA *container )
{
    if ( !CAN_WEAR( obj, ITEM_TAKE ) )
    {
	send_to_char( "You can't take that.\n\r", ch );
	return;
    }

    if ( ch->carry_number + get_obj_number( obj ) > can_carry_n( ch ) )
    {
	act( "$d: you can't carry that many items.",
	    ch, NULL, obj->name, TO_CHAR );
	return;
    }

    if ( ch->carry_weight + get_obj_weight( obj ) > can_carry_w( ch ) )
    {
	act( "$d: you can't carry that much weight.",
	    ch, NULL, obj->name, TO_CHAR );
	return;
    }

    if ( container )
    {
	act( "You get $p from $P.", ch, obj, container, TO_CHAR );
	act( "$n gets $p from $P.", ch, obj, container, TO_ROOM );
	obj_from_obj( obj );
    }
    else
    {
	act( "You get $p.", ch, obj, container, TO_CHAR );
	act( "$n gets $p.", ch, obj, container, TO_ROOM );
	obj_from_room( obj );
    }

    if ( obj->item_type == ITEM_MONEY )
    {
        char buf [ MAX_STRING_LENGTH ];
	int  amount;

	amount = obj->value[0];
	ch->gold += amount;

	if ( amount > 1 )
	{
	    sprintf( buf, "You counted %d coins.\n\r", amount );
	    send_to_char( buf, ch );
	}

	extract_obj( obj );
    }
    else
    {
	obj_to_char( obj, ch );
    }

    return;
}



void do_get( CHAR_DATA *ch, char *argument )
{
    OBJ_DATA *obj;
    OBJ_DATA *container;
    char      arg1 [ MAX_INPUT_LENGTH ];
    char      arg2 [ MAX_INPUT_LENGTH ];
    bool      found;

    argument = one_argument( argument, arg1 );
    argument = one_argument( argument, arg2 );

    /* Get type. */
    if ( arg1[0] == '\0' )
    {
	send_to_char( "Get what?\n\r", ch );
	return;
    }

    if ( arg2[0] == '\0' )
    {
	if ( str_cmp( arg1, "all" ) && str_prefix( "all.", arg1 ) )
	{
	    /* 'get obj' */
	    obj = get_obj_list( ch, arg1, ch->in_room->contents );
	    if ( !obj )
	    {
		act( "I see no $T here.", ch, NULL, arg1, TO_CHAR );
		return;
	    }

	    get_obj( ch, obj, NULL );
	}
	else
	{
	    /* 'get all' or 'get all.obj' */
            OBJ_DATA *obj_next;

	    found = FALSE;
	    for ( obj = ch->in_room->contents; obj; obj = obj_next )
	    {
	        obj_next = obj->next_content;

		if ( ( arg1[3] == '\0' || is_name( &arg1[4], obj->name ) )
		    && can_see_obj( ch, obj ) )
		{
		    found = TRUE;
		    get_obj( ch, obj, NULL );
		}
	    }

	    if ( !found ) 
	    {
		if ( arg1[3] == '\0' )
		    send_to_char( "I see nothing here.\n\r", ch );
		else
		    act( "I see no $T here.", ch, NULL, &arg1[4], TO_CHAR );
	    }
	}
    }
    else
    {
	/* 'get ... container' */
	if ( !str_cmp( arg2, "all" ) || !str_prefix( "all.", arg2 ) )
	{
	    send_to_char( "You can't do that.\n\r", ch );
	    return;
	}

	if ( !( container = get_obj_here( ch, arg2 ) ) )
	{
	    act( "I see no $T here.", ch, NULL, arg2, TO_CHAR );
	    return;
	}

	switch ( container->item_type )
	{
	default:
	    send_to_char( "That's not a container.\n\r", ch );
	    return;

	case ITEM_CONTAINER:
	case ITEM_CORPSE_NPC:
	    break;

	case ITEM_CORPSE_PC:
	    {
		CHAR_DATA *gch;
		char      *pd;
		char       name[ MAX_INPUT_LENGTH ];

		if ( IS_NPC( ch ) )
		{
		    send_to_char( "You can't do that.\n\r", ch );
		    return;
		}

		pd = container->short_descr;
		pd = one_argument( pd, name );
		pd = one_argument( pd, name );
		pd = one_argument( pd, name );

		if ( str_cmp( name, ch->name ) && !IS_IMMORTAL( ch ) )
		{
		    bool fGroup;

		    fGroup = FALSE;
		    for ( gch = char_list; gch; gch = gch->next )
		    {
			if ( !IS_NPC( gch )
			    && is_same_group( ch, gch )
			    && !str_cmp( name, gch->name ) )
			{
			    fGroup = TRUE;
			    break;
			}
		    }

		    if ( !fGroup )
		    {
			send_to_char( "You can't do that.\n\r", ch );
			return;
		    }
		}
	    }
	}

	if ( IS_SET( container->value[1], CONT_CLOSED ) )
	{
	    act( "The $d is closed.", ch, NULL, container->name, TO_CHAR );
	    return;
	}

	if ( str_cmp( arg1, "all" ) && str_prefix( "all.", arg1 ) )
	{
	    /* 'get obj container' */
	    obj = get_obj_list( ch, arg1, container->contains );
	    if ( !obj )
	    {
		act( "I see nothing like that in the $T.",
		    ch, NULL, arg2, TO_CHAR );
		return;
	    }
	    get_obj( ch, obj, container );
	}
	else
	{
	    /* 'get all container' or 'get all.obj container' */
            OBJ_DATA *obj_next;

	    found = FALSE;
	    for ( obj = container->contains; obj; obj = obj_next )
	    {
                obj_next = obj->next_content;

		if ( ( arg1[3] == '\0' || is_name( &arg1[4], obj->name ) )
		    && can_see_obj( ch, obj ) )
		{
		    found = TRUE;
		    get_obj( ch, obj, container );
		}
	    }

	    if ( !found )
	    {
		if ( arg1[3] == '\0' )
		    act( "I see nothing in the $T.",
			ch, NULL, arg2, TO_CHAR );
		else
		    act( "I see nothing like that in the $T.",
			ch, NULL, arg2, TO_CHAR );
	    }
	}
    }

    return;
}



void do_put( CHAR_DATA *ch, char *argument )
{
    OBJ_DATA *container;
    OBJ_DATA *obj;
    char      arg1 [ MAX_INPUT_LENGTH ];
    char      arg2 [ MAX_INPUT_LENGTH ];

    argument = one_argument( argument, arg1 );
    argument = one_argument( argument, arg2 );

    if ( arg1[0] == '\0' || arg2[0] == '\0' )
    {
	send_to_char( "Put what in what?\n\r", ch );
	return;
    }

    if ( !str_cmp( arg2, "all" ) || !str_prefix( "all.", arg2 ) )
    {
	send_to_char( "You can't do that.\n\r", ch );
	return;
    }

    if ( !( container = get_obj_here( ch, arg2 ) ) )
    {
	act( "I see no $T here.", ch, NULL, arg2, TO_CHAR );
	return;
    }

    if ( container->item_type != ITEM_CONTAINER )
    {
	send_to_char( "That's not a container.\n\r", ch );
	return;
    }

    if ( IS_SET( container->value[1], CONT_CLOSED ) )
    {
	act( "The $d is closed.", ch, NULL, container->name, TO_CHAR );
	return;
    }

    if ( str_cmp( arg1, "all" ) && str_prefix( "all.", arg1 ) )
    {
	/* 'put obj container' */
	if ( !( obj = get_obj_carry( ch, arg1 ) ) )
	{
	    send_to_char( "You do not have that item.\n\r", ch );
	    return;
	}

	if ( obj == container )
	{
	    send_to_char( "You can't fold it into itself.\n\r", ch );
	    return;
	}

	if ( !can_drop_obj( ch, obj ) )
	{
	    send_to_char( "You can't let go of it.\n\r", ch );
	    return;
	}

	if ( get_obj_weight( obj ) + get_obj_weight( container )
	     > container->value[0] )
	{
	    send_to_char( "It won't fit.\n\r", ch );
	    return;
	}

	obj_from_char( obj );
	obj_to_obj( obj, container );
	act( "You put $p in $P.", ch, obj, container, TO_CHAR );
	act( "$n puts $p in $P.", ch, obj, container, TO_ROOM );
    }
    else
    {
	/* 'put all container' or 'put all.obj container' */
        OBJ_DATA *obj_next;

	for ( obj = ch->carrying; obj; obj = obj_next )
	{
            obj_next = obj->next_content;

	    if ( ( arg1[3] == '\0' || is_name( &arg1[4], obj->name ) )
		&& can_see_obj( ch, obj )
		&& obj->wear_loc == WEAR_NONE
		&& obj != container
		&& can_drop_obj( ch, obj )
		&& get_obj_weight( obj ) + get_obj_weight( container )
		   <= container->value[0] )
	    {
		obj_from_char( obj );
		obj_to_obj( obj, container );
		act( "You put $p in $P.", ch, obj, container, TO_CHAR );
		act( "$n puts $p in $P.", ch, obj, container, TO_ROOM );
	    }
	}
    }

    return;
}



void do_drop( CHAR_DATA *ch, char *argument )
{
    OBJ_DATA *obj;
    char      arg [ MAX_INPUT_LENGTH ];
    bool      found;

    argument = one_argument( argument, arg );

    if ( arg[0] == '\0' )
    {
	send_to_char( "Drop what?\n\r", ch );
	return;
    }

    if ( is_number( arg ) )
    {
	/* 'drop NNNN coins' */
        OBJ_DATA *obj_next;
	int       amount;

	amount   = atoi( arg );
	argument = one_argument( argument, arg );
	if ( amount <= 0 || str_prefix( arg, "coins" ) )
	{
	    send_to_char( "Sorry, you can't do that.\n\r", ch );
	    return;
	}

	if ( ch->gold < amount )
	{
	    send_to_char( "You haven't got that many coins.\n\r", ch );
	    return;
	}

	ch->gold -= amount;

	for ( obj = ch->in_room->contents; obj; obj = obj_next )
	{
	    obj_next = obj->next_content;

	    if ( obj->deleted )
	        continue;

	    switch ( obj->pIndexData->vnum )
	    {
	    case OBJ_VNUM_MONEY_ONE:
		amount += 1;
		extract_obj( obj );
		break;

	    case OBJ_VNUM_MONEY_SOME:
		amount += obj->value[0];
		extract_obj( obj );
		break;
	    }
	}

	obj_to_room( create_money( amount ), ch->in_room );
	send_to_char( "OK.\n\r", ch );
	act( "$n drops some gold.", ch, NULL, NULL, TO_ROOM );
	return;
    }

    if ( str_cmp( arg, "all" ) && str_prefix( "all.", arg ) )
    {
	/* 'drop obj' */
	if ( !( obj = get_obj_carry( ch, arg ) ) )
	{
	    send_to_char( "You do not have that item.\n\r", ch );
	    return;
	}

	if ( !can_drop_obj( ch, obj ) )
	{
	    send_to_char( "You can't let go of it.\n\r", ch );
	    return;
	}

	obj_from_char( obj );
	obj_to_room( obj, ch->in_room );
	act( "You drop $p.", ch, obj, NULL, TO_CHAR );
	act( "$n drops $p.", ch, obj, NULL, TO_ROOM );
    }
    else
    {
	/* 'drop all' or 'drop all.obj' */
	OBJ_DATA *obj_next;

	found = FALSE;
	for ( obj = ch->carrying; obj; obj = obj_next )
	{
            obj_next = obj->next_content;

	    if ( ( arg[3] == '\0' || is_name( &arg[4], obj->name ) )
		&& can_see_obj( ch, obj )
		&& obj->wear_loc == WEAR_NONE
		&& can_drop_obj( ch, obj ) )
	    {
		found = TRUE;
		obj_from_char( obj );
		obj_to_room( obj, ch->in_room );
		act( "You drop $p.", ch, obj, NULL, TO_CHAR );
		act( "$n drops $p.", ch, obj, NULL, TO_ROOM );
	    }
	}

	if ( !found )
	{
	    if ( arg[3] == '\0' )
	        send_to_char( "You are not carrying anything.", ch );
	    else
		act( "You are not carrying any $T.",
		    ch, NULL, &arg[4], TO_CHAR );
	}
    }

    return;
}



void do_give( CHAR_DATA *ch, char *argument )
{
    CHAR_DATA *victim;
    OBJ_DATA  *obj;
    char       arg1 [ MAX_INPUT_LENGTH ];
    char       arg2 [ MAX_INPUT_LENGTH ];

    argument = one_argument( argument, arg1 );
    argument = one_argument( argument, arg2 );

    if ( arg1[0] == '\0' || arg2[0] == '\0' )
    {
	send_to_char( "Give what to whom?\n\r", ch );
	return;
    }

    if ( is_number( arg1 ) )
    {
	/* 'give NNNN coins victim' */
	int amount;

	amount   = atoi( arg1 );
	if ( amount <= 0 || str_prefix( arg2, "coins" ) )
	{
	    send_to_char( "Sorry, you can't do that.\n\r", ch );
	    return;
	}

	argument = one_argument( argument, arg2 );
	if ( arg2[0] == '\0' )
	{
	    send_to_char( "Give what to whom?\n\r", ch );
	    return;
	}

	if ( !( victim = get_char_room( ch, arg2 ) ) )
	{
	    send_to_char( "They aren't here.\n\r", ch );
	    return;
	}

	if ( ch->gold < amount )
	{
	    send_to_char( "You haven't got that much gold.\n\r", ch );
	    return;
	}

	ch->gold     -= amount;
	victim->gold += amount;
	act( "You give $N some gold.",  ch, NULL, victim, TO_CHAR    );
	act( "$n gives you some gold.", ch, NULL, victim, TO_VICT    );
	act( "$n gives $N some gold.",  ch, NULL, victim, TO_NOTVICT );
	return;
    }

    if ( !( obj = get_obj_carry( ch, arg1 ) ) )
    {
	send_to_char( "You do not have that item.\n\r", ch );
	return;
    }

    if ( obj->wear_loc != WEAR_NONE )
    {
	send_to_char( "You must remove it first.\n\r", ch );
	return;
    }

    if ( !( victim = get_char_room( ch, arg2 ) ) )
    {
	send_to_char( "They aren't here.\n\r", ch );
	return;
    }

    if ( !can_drop_obj( ch, obj ) )
    {
	send_to_char( "You can't let go of it.\n\r", ch );
	return;
    }

    if ( victim->carry_number + get_obj_number( obj ) > can_carry_n( victim ) )
    {
	act( "$N has $S hands full.", ch, NULL, victim, TO_CHAR );
	return;
    }

    if ( victim->carry_weight + get_obj_weight( obj ) > can_carry_w( victim ) )
    {
	act( "$N can't carry that much weight.", ch, NULL, victim, TO_CHAR );
	return;
    }

    if ( !can_see_obj( victim, obj ) )
    {
	act( "$N can't see it.", ch, NULL, victim, TO_CHAR );
	return;
    }

    obj_from_char( obj );
    obj_to_char( obj, victim );
    act( "You give $p to $N.", ch, obj, victim, TO_CHAR    );
    act( "$n gives you $p.",   ch, obj, victim, TO_VICT    );
    act( "$n gives $p to $N.", ch, obj, victim, TO_NOTVICT );
    return;
}




void do_fill( CHAR_DATA *ch, char *argument )
{
    OBJ_DATA *obj;
    OBJ_DATA *fountain;
    char      arg [ MAX_INPUT_LENGTH ];
    bool      found;

    one_argument( argument, arg );

    if ( arg[0] == '\0' )
    {
	send_to_char( "Fill what?\n\r", ch );
	return;
    }

    if ( !( obj = get_obj_carry( ch, arg ) ) )
    {
	send_to_char( "You do not have that item.\n\r", ch );
	return;
    }

    found = FALSE;
    for ( fountain = ch->in_room->contents; fountain;
	fountain = fountain->next_content )
    {
	if ( fountain->item_type == ITEM_FOUNTAIN )
	{
	    found = TRUE;
	    break;
	}
    }

    if ( !found )
    {
	send_to_char( "There is no fountain here!\n\r", ch );
	return;
    }

    if ( obj->item_type != ITEM_DRINK_CON )
    {
	send_to_char( "You can't fill that.\n\r", ch );
	return;
    }

    if ( obj->value[1] != 0 && obj->value[2] != 0 )
    {
	send_to_char( "There is already another liquid in it.\n\r", ch );
	return;
    }

    if ( obj->value[1] >= obj->value[0] )
    {
	send_to_char( "Your container is full.\n\r", ch );
	return;
    }

    act( "You fill $p.", ch, obj, NULL, TO_CHAR );
    obj->value[2] = 0;
    obj->value[1] = obj->value[0];
    return;
}



void do_drink( CHAR_DATA *ch, char *argument )
{
    OBJ_DATA *obj;
    char      arg [ MAX_INPUT_LENGTH ];
    int       amount;
    int       liquid;

    one_argument( argument, arg );

    if ( arg[0] == '\0' )
    {
	for ( obj = ch->in_room->contents; obj; obj = obj->next_content )
	{
	    if ( obj->item_type == ITEM_FOUNTAIN )
		break;
	}

	if ( !obj )
	{
	    send_to_char( "Drink what?\n\r", ch );
	    return;
	}
    }
    else
    {
	if ( !( obj = get_obj_here( ch, arg ) ) )
	{
	    send_to_char( "You can't find it.\n\r", ch );
	    return;
	}
    }

    if ( !IS_NPC( ch ) && ch->pcdata->condition[COND_DRUNK] > 10 )
    {
	send_to_char( "You fail to reach your mouth.  *Hic*\n\r", ch );
	return;
    }

    switch ( obj->item_type )
    {
    default:
	send_to_char( "You can't drink from that.\n\r", ch );
	break;

    case ITEM_FOUNTAIN:
	if ( !IS_NPC( ch ) )
	    ch->pcdata->condition[COND_THIRST] = 48;
	send_to_char( "You drink from the fountain.\n\r", ch );
	send_to_char( "You are not thirsty.\n\r", ch );
	act( "$n drinks from the fountain.", ch, NULL, NULL, TO_ROOM );
	break;

    case ITEM_DRINK_CON:
	if ( obj->value[1] <= 0 )
	{
	    send_to_char( "It is already empty.\n\r", ch );
	    return;
	}

	if ( ( liquid = obj->value[2] ) >= LIQ_MAX )
	{
	    bug( "Do_drink: bad liquid number %d.", liquid );
	    liquid = obj->value[2] = 0;
	}

	act( "You drink $T from $p.",
	    ch, obj, liq_table[liquid].liq_name, TO_CHAR );
	act( "$n drinks $T from $p.",
	    ch, obj, liq_table[liquid].liq_name, TO_ROOM );

	amount = number_range( 3, 10 );
	amount = UMIN( amount, obj->value[1] );
	
	gain_condition( ch, COND_DRUNK,
	    amount * liq_table[liquid].liq_affect[COND_DRUNK  ] );
	gain_condition( ch, COND_FULL,
	    amount * liq_table[liquid].liq_affect[COND_FULL   ] );
	gain_condition( ch, COND_THIRST,
	    amount * liq_table[liquid].liq_affect[COND_THIRST ] );

	if ( !IS_NPC( ch ) && ch->pcdata->condition[COND_DRUNK ] > 10 )
	    send_to_char( "You feel drunk.\n\r", ch );
	if ( !IS_NPC( ch ) && ch->pcdata->condition[COND_FULL  ] > 40 )
	    send_to_char( "You are full.\n\r", ch );
	if ( !IS_NPC( ch ) && ch->pcdata->condition[COND_THIRST] > 40 )
	    send_to_char( "You do not feel thirsty.\n\r", ch );
	
	if ( obj->value[3] != 0 )
	{
	    /* The shit was poisoned ! */
	    AFFECT_DATA af;

	    send_to_char( "You choke and gag.\n\r", ch );
	    act( "$n chokes and gags.", ch, NULL, NULL, TO_ROOM );
	    af.type      = gsn_poison;
	    af.duration  = 3 * amount;
	    af.location  = APPLY_STR;
	    af.modifier  = -2;
	    af.bitvector = AFF_POISON;
	    affect_join( ch, &af );
	}
	
	obj->value[1] -= amount;
	if ( obj->value[1] <= 0 )
	{
	    send_to_char( "The empty container vanishes.\n\r", ch );
	    extract_obj( obj );
	}
	break;
    }

    return;
}



void do_eat( CHAR_DATA *ch, char *argument )
{
    OBJ_DATA *obj;
    char      arg [ MAX_INPUT_LENGTH ];

    one_argument( argument, arg );
    if ( arg[0] == '\0' )
    {
	send_to_char( "Eat what?\n\r", ch );
	return;
    }

    if ( !( obj = get_obj_carry( ch, arg ) ) )
    {
	send_to_char( "You do not have that item.\n\r", ch );
	return;
    }

    if ( !IS_IMMORTAL( ch ) )
    {
	if ( obj->item_type != ITEM_FOOD && obj->item_type != ITEM_PILL )
	{
	    send_to_char( "That's not edible.\n\r", ch );
	    return;
	}

	if ( !IS_NPC( ch ) && ch->pcdata->condition[COND_FULL] > 40 )
	{   
	    send_to_char( "You are too full to eat more.\n\r", ch );
	    return;
	}
    }

    act( "You eat $p.", ch, obj, NULL, TO_CHAR );
    act( "$n eats $p.", ch, obj, NULL, TO_ROOM );

    switch ( obj->item_type )
    {

    case ITEM_FOOD:
	if ( !IS_NPC( ch ) )
	{
	    int condition;

	    condition = ch->pcdata->condition[COND_FULL];
	    gain_condition( ch, COND_FULL, obj->value[0] );
	    if ( ch->pcdata->condition[COND_FULL] > 40 )
	        send_to_char( "You are full.\n\r", ch );
	    else if ( condition == 0 && ch->pcdata->condition[COND_FULL] > 0 )
		send_to_char( "You are no longer hungry.\n\r", ch );
	}

	if ( obj->value[3] != 0 )
	{
	    /* The shit was poisoned! */
	    AFFECT_DATA af;

	    act( "$n chokes and gags.", ch, 0, 0, TO_ROOM );
	    send_to_char( "You choke and gag.\n\r", ch );

	    af.type      = gsn_poison;
	    af.duration  = 2 * obj->value[0];
	    af.location  = APPLY_STR;
	    af.modifier  = -2;
	    af.bitvector = AFF_POISON;
	    affect_join( ch, &af );
	}
	break;

    case ITEM_PILL:
	if ( obj->level > ch->level )
	    act( "$p is too high level for you.", ch, obj, NULL, TO_CHAR );
	else
	{
	    obj_cast_spell( obj->value[1], obj->value[0], ch, ch, NULL );
	    obj_cast_spell( obj->value[2], obj->value[0], ch, ch, NULL );
	    obj_cast_spell( obj->value[3], obj->value[0], ch, ch, NULL );
	}
	break;
    }

    extract_obj( obj );
    return;
}



/*
 * Remove an object.
 */
bool remove_obj( CHAR_DATA *ch, int iWear, bool fReplace )
{
    OBJ_DATA *obj;

    if ( !( obj = get_eq_char( ch, iWear ) ) )
	return TRUE;

    if ( !fReplace )
	return FALSE;

    if ( IS_SET( obj->extra_flags, ITEM_NOREMOVE ) )
    {
	act( "You can't remove $p.", ch, obj, NULL, TO_CHAR );
	return FALSE;
    }

    unequip_char( ch, obj );
    act( "$n stops using $p.", ch, obj, NULL, TO_ROOM );
    act( "You stop using $p.", ch, obj, NULL, TO_CHAR );
    return TRUE;
}



/*
 * Wear one object.
 * Optional replacement of existing objects.
 * Big repetitive code, ick.
 */
void wear_obj( CHAR_DATA *ch, OBJ_DATA *obj, bool fReplace )
{
    char buf [ MAX_STRING_LENGTH ];

    if ( ch->level < obj->level )
    {
	sprintf( buf, "You must be level %d to use this object.\n\r",
	    obj->level );
	send_to_char( buf, ch );
	act( "$n tries to use $p, but is too inexperienced.",
	    ch, obj, NULL, TO_ROOM );
	return;
    }

    if ( obj->item_type == ITEM_LIGHT )
    {
	if ( !remove_obj( ch, WEAR_LIGHT, fReplace ) )
	    return;
	act( "You light $p and hold it.",  ch, obj, NULL, TO_CHAR );
	act( "$n lights $p and holds it.", ch, obj, NULL, TO_ROOM );
	equip_char( ch, obj, WEAR_LIGHT );
	return;
    }

    if ( CAN_WEAR( obj, ITEM_WEAR_FINGER ) )
    {
	if ( get_eq_char( ch, WEAR_FINGER_L )
	&&   get_eq_char( ch, WEAR_FINGER_R )
	&&   !remove_obj( ch, WEAR_FINGER_L, fReplace )
	&&   !remove_obj( ch, WEAR_FINGER_R, fReplace ) )
	    return;

	if ( !get_eq_char( ch, WEAR_FINGER_L ) )
	{
	    act( "You wear $p on your left finger.",  ch, obj, NULL, TO_CHAR );
	    act( "$n wears $p on $s left finger.",    ch, obj, NULL, TO_ROOM );
	    equip_char( ch, obj, WEAR_FINGER_L );
	    return;
	}

	if ( !get_eq_char( ch, WEAR_FINGER_R ) )
	{
	    act( "You wear $p on your right finger.", ch, obj, NULL, TO_CHAR );
	    act( "$n wears $p on $s right finger.",   ch, obj, NULL, TO_ROOM );
	    equip_char( ch, obj, WEAR_FINGER_R );
	    return;
	}

	bug( "Wear_obj: no free finger.", 0 );
	send_to_char( "You already wear two rings.\n\r", ch );
	return;
    }

    if ( CAN_WEAR( obj, ITEM_WEAR_NECK ) )
    {
	if ( get_eq_char( ch, WEAR_NECK_1 )
	&&   get_eq_char( ch, WEAR_NECK_2 )
	&&   !remove_obj( ch, WEAR_NECK_1, fReplace )
	&&   !remove_obj( ch, WEAR_NECK_2, fReplace ) )
	    return;

	if ( !get_eq_char( ch, WEAR_NECK_1 ) )
	{
	    act( "You wear $p around your neck.", ch, obj, NULL, TO_CHAR );
	    act( "$n wears $p around $s neck.",   ch, obj, NULL, TO_ROOM );
	    equip_char( ch, obj, WEAR_NECK_1 );
	    return;
	}

	if ( !get_eq_char( ch, WEAR_NECK_2 ) )
	{
	    act( "You wear $p around your neck.", ch, obj, NULL, TO_CHAR );
	    act( "$n wears $p around $s neck.",   ch, obj, NULL, TO_ROOM );
	    equip_char( ch, obj, WEAR_NECK_2 );
	    return;
	}

	bug( "Wear_obj: no free neck.", 0 );
	send_to_char( "You already wear two neck items.\n\r", ch );
	return;
    }

    if ( CAN_WEAR( obj, ITEM_WEAR_BODY ) )
    {
	if ( !remove_obj( ch, WEAR_BODY, fReplace ) )
	    return;
	act( "You wear $p on your body.", ch, obj, NULL, TO_CHAR );
	act( "$n wears $p on $s body.",   ch, obj, NULL, TO_ROOM );
	equip_char( ch, obj, WEAR_BODY );
	return;
    }

    if ( CAN_WEAR( obj, ITEM_WEAR_HEAD ) )
    {
	if ( !remove_obj( ch, WEAR_HEAD, fReplace ) )
	    return;
	act( "You wear $p on your head.", ch, obj, NULL, TO_CHAR );
	act( "$n wears $p on $s head.",   ch, obj, NULL, TO_ROOM );
	equip_char( ch, obj, WEAR_HEAD );
	return;
    }

    if ( CAN_WEAR( obj, ITEM_WEAR_LEGS ) )
    {
	if ( !remove_obj( ch, WEAR_LEGS, fReplace ) )
	    return;
	act( "You wear $p on your legs.", ch, obj, NULL, TO_CHAR );
	act( "$n wears $p on $s legs.",   ch, obj, NULL, TO_ROOM );
	equip_char( ch, obj, WEAR_LEGS );
	return;
    }

    if ( CAN_WEAR( obj, ITEM_WEAR_FEET ) )
    {
	if ( !remove_obj( ch, WEAR_FEET, fReplace ) )
	    return;
	act( "You wear $p on your feet.", ch, obj, NULL, TO_CHAR );
	act( "$n wears $p on $s feet.",   ch, obj, NULL, TO_ROOM );
	equip_char( ch, obj, WEAR_FEET );
	return;
    }

    if ( CAN_WEAR( obj, ITEM_WEAR_HANDS ) )
    {
	if ( !remove_obj( ch, WEAR_HANDS, fReplace ) )
	    return;
	act( "You wear $p on your hands.", ch, obj, NULL, TO_CHAR );
	act( "$n wears $p on $s hands.",   ch, obj, NULL, TO_ROOM );
	equip_char( ch, obj, WEAR_HANDS );
	return;
    }

    if ( CAN_WEAR( obj, ITEM_WEAR_ARMS ) )
    {
	if ( !remove_obj( ch, WEAR_ARMS, fReplace ) )
	    return;
	act( "You wear $p on your arms.", ch, obj, NULL, TO_CHAR );
	act( "$n wears $p on $s arms.",   ch, obj, NULL, TO_ROOM );
	equip_char( ch, obj, WEAR_ARMS );
	return;
    }

    if ( CAN_WEAR( obj, ITEM_WEAR_ABOUT ) )
    {
	if ( !remove_obj( ch, WEAR_ABOUT, fReplace ) )
	    return;
	act( "You wear $p about your body.", ch, obj, NULL, TO_CHAR );
	act( "$n wears $p about $s body.",   ch, obj, NULL, TO_ROOM );
	equip_char( ch, obj, WEAR_ABOUT );
	return;
    }

    if ( CAN_WEAR( obj, ITEM_WEAR_WAIST ) )
    {
	if ( !remove_obj( ch, WEAR_WAIST, fReplace ) )
	    return;
	act( "You wear $p about your waist.", ch, obj, NULL, TO_CHAR );
	act( "$n wears $p about $s waist.",   ch, obj, NULL, TO_ROOM );
	equip_char( ch, obj, WEAR_WAIST );
	return;
    }

    if ( CAN_WEAR( obj, ITEM_WEAR_WRIST ) )
    {
	if ( get_eq_char( ch, WEAR_WRIST_L )
	&&   get_eq_char( ch, WEAR_WRIST_R )
	&&   !remove_obj( ch, WEAR_WRIST_L, fReplace )
	&&   !remove_obj( ch, WEAR_WRIST_R, fReplace ) )
	    return;

	if ( !get_eq_char( ch, WEAR_WRIST_L ) )
	{
	    act( "You wear $p around your left wrist.",
		ch, obj, NULL, TO_CHAR );
	    act( "$n wears $p around $s left wrist.",
		ch, obj, NULL, TO_ROOM );
	    equip_char( ch, obj, WEAR_WRIST_L );
	    return;
	}

	if ( !get_eq_char( ch, WEAR_WRIST_R ) )
	{
	    act( "You wear $p around your right wrist.",
		ch, obj, NULL, TO_CHAR );
	    act( "$n wears $p around $s right wrist.",
		ch, obj, NULL, TO_ROOM );
	    equip_char( ch, obj, WEAR_WRIST_R );
	    return;
	}

	bug( "Wear_obj: no free wrist.", 0 );
	send_to_char( "You already wear two wrist items.\n\r", ch );
	return;
    }

    if ( CAN_WEAR( obj, ITEM_WEAR_SHIELD ) )
    {
	if ( !remove_obj( ch, WEAR_SHIELD, fReplace ) )
	    return;
	act( "You wear $p as a shield.", ch, obj, NULL, TO_CHAR );
	act( "$n wears $p as a shield.", ch, obj, NULL, TO_ROOM );
	equip_char( ch, obj, WEAR_SHIELD );
	return;
    }

    if ( CAN_WEAR( obj, ITEM_WIELD ) )
    {
	if ( !remove_obj( ch, WEAR_WIELD, fReplace ) )
	    return;

	if ( get_obj_weight( obj ) > str_app[get_curr_str( ch )].wield )
	{
	    send_to_char( "It is too heavy for you to wield.\n\r", ch );
	    return;
	}

	act( "You wield $p.", ch, obj, NULL, TO_CHAR );
	act( "$n wields $p.", ch, obj, NULL, TO_ROOM );
	equip_char( ch, obj, WEAR_WIELD );
	return;
    }

    if ( CAN_WEAR( obj, ITEM_HOLD ) )
    {
	if ( !remove_obj( ch, WEAR_HOLD, fReplace ) )
	    return;
	act( "You hold $p in your hands.", ch, obj, NULL, TO_CHAR );
	act( "$n holds $p in $s hands.",   ch, obj, NULL, TO_ROOM );
	equip_char( ch, obj, WEAR_HOLD );
	return;
    }

    if ( fReplace )
	send_to_char( "You can't wear, wield, or hold that.\n\r", ch );

    return;
}



void do_wear( CHAR_DATA *ch, char *argument )
{
    OBJ_DATA *obj;
    char      arg [ MAX_INPUT_LENGTH ];

    one_argument( argument, arg );

    if ( arg[0] == '\0' )
    {
	send_to_char( "Wear, wield, or hold what?\n\r", ch );
	return;
    }

    if ( !str_cmp( arg, "all" ) )
    {
        OBJ_DATA *obj_next;

        for ( obj = ch->carrying; obj; obj = obj_next )
	{
	    obj_next = obj->next_content;

	    if ( obj->wear_loc == WEAR_NONE && can_see_obj( ch, obj ) )
		wear_obj( ch, obj, FALSE );
	}
	return;
    }
    else
    {
	if ( !( obj = get_obj_carry( ch, arg ) ) )
	{
	    send_to_char( "You do not have that item.\n\r", ch );
	    return;
	}

	wear_obj( ch, obj, TRUE );
    }

    return;
}



void do_remove( CHAR_DATA *ch, char *argument )
{
    OBJ_DATA *obj;
    char      arg [ MAX_INPUT_LENGTH ];

    one_argument( argument, arg );

    if ( arg[0] == '\0' )
    {
	send_to_char( "Remove what?\n\r", ch );
	return;
    }

    if ( !( obj = get_obj_wear( ch, arg ) ) )
    {
	send_to_char( "You do not have that item.\n\r", ch );
	return;
    }

    remove_obj( ch, obj->wear_loc, TRUE );
    return;
}



void do_sacrifice( CHAR_DATA *ch, char *argument )
{
    OBJ_DATA *obj;
    char      arg [ MAX_INPUT_LENGTH ];

    one_argument( argument, arg );

    if ( arg[0] == '\0' || !str_cmp( arg, ch->name ) )
    {
	send_to_char(
	    "God appreciates your offer and may accept it later.", ch );
	act( "$n offers $mself to God, who graciously declines.",
	    ch, NULL, NULL, TO_ROOM );
	return;
    }

    obj = get_obj_list( ch, arg, ch->in_room->contents );
    if ( !obj )
    {
	send_to_char( "You can't find it.\n\r", ch );
	return;
    }

    if ( !CAN_WEAR( obj, ITEM_TAKE ) )
    {
	act( "$p is not an acceptable sacrifice.", ch, obj, NULL, TO_CHAR );
	return;
    }

    send_to_char( "God gives you one gold coin for your sacrifice.\n\r", ch );
    ch->gold += 1;

    act( "$n sacrifices $p to God.", ch, obj, NULL, TO_ROOM );
    extract_obj( obj );
    return;
}



void do_quaff( CHAR_DATA *ch, char *argument )
{
    OBJ_DATA *obj;
    char      arg [ MAX_INPUT_LENGTH ];

    one_argument( argument, arg );

    if ( arg[0] == '\0' )
    {
	send_to_char( "Quaff what?\n\r", ch );
	return;
    }

    if ( !( obj = get_obj_carry( ch, arg ) ) )
    {
	send_to_char( "You do not have that potion.\n\r", ch );
	return;
    }

    if ( obj->item_type != ITEM_POTION )
    {
	send_to_char( "You can quaff only potions.\n\r", ch );
	return;
    }

    act( "You quaff $p.", ch, obj, NULL ,TO_CHAR );
    act( "$n quaffs $p.", ch, obj, NULL, TO_ROOM );

    if ( obj->level > ch->level ) 
        act( "$p is too high level for you.", ch, obj, NULL, TO_CHAR );
    else
    {
        /* obj->value[0] is not used for potions */
	obj_cast_spell( obj->value[1], obj->level, ch, ch, NULL );
	obj_cast_spell( obj->value[2], obj->level, ch, ch, NULL );
	obj_cast_spell( obj->value[3], obj->level, ch, ch, NULL );
    }

    extract_obj( obj );
    return;
}



void do_recite( CHAR_DATA *ch, char *argument )
{
    OBJ_DATA  *scroll;
    OBJ_DATA  *obj;
    CHAR_DATA *victim;
    char       arg1 [ MAX_INPUT_LENGTH ];
    char       arg2 [ MAX_INPUT_LENGTH ];

    argument = one_argument( argument, arg1 );
    argument = one_argument( argument, arg2 );

    if ( !( scroll = get_obj_carry( ch, arg1 ) ) )
    {
	send_to_char( "You do not have that scroll.\n\r", ch );
	return;
    }

    if ( scroll->item_type != ITEM_SCROLL )
    {
	send_to_char( "You can recite only scrolls.\n\r", ch );
	return;
    }

    obj = NULL;
    if ( arg2[0] == '\0' )
    {
	victim = ch;
    }
    else
    {
	if ( !( victim = get_char_room ( ch, arg2 ) )
	    && !( obj  = get_obj_here  ( ch, arg2 ) ) )
	{
	    send_to_char( "You can't find it.\n\r", ch );
	    return;
	}
    }

    act( "You recite $p.", ch, scroll, NULL, TO_CHAR );
    act( "$n recites $p.", ch, scroll, NULL, TO_ROOM );

    if ( scroll->level > ch->level ) 
        act( "$p is too high level for you.", ch, scroll, NULL, TO_CHAR );
    else
    {
        /* scroll->value[0] is not used for scrolls */
	obj_cast_spell( scroll->value[1], scroll->level, ch, victim, obj );
	obj_cast_spell( scroll->value[2], scroll->level, ch, victim, obj );
	obj_cast_spell( scroll->value[3], scroll->level, ch, victim, obj );
    }

    extract_obj( scroll );
    return;
}



void do_brandish( CHAR_DATA *ch, char *argument )
{
    OBJ_DATA  *staff;
    CHAR_DATA *vch;
    int        sn;

    if ( !( staff = get_eq_char( ch, WEAR_HOLD ) ) )
    {
	send_to_char( "You hold nothing in your hand.\n\r", ch );
	return;
    }

    if ( staff->item_type != ITEM_STAFF )
    {
	send_to_char( "You can brandish only with a staff.\n\r", ch );
	return;
    }

    if ( ( sn = staff->value[3] ) < 0
	|| sn >= MAX_SKILL
	|| skill_table[sn].spell_fun == 0 )
    {
	bug( "Do_brandish: bad sn %d.", sn );
	return;
    }

    WAIT_STATE( ch, 2 * PULSE_VIOLENCE );

    if ( staff->value[2] > 0 )
    {
        CHAR_DATA *vch_next;

	act( "You brandish $p.",  ch, staff, NULL, TO_CHAR );
	act( "$n brandishes $p.", ch, staff, NULL, TO_ROOM );
	for ( vch = ch->in_room->people; vch; vch = vch_next )
	{
	    vch_next = vch->next_in_room;

	    if ( vch->deleted )
	        continue;

	    switch ( skill_table[sn].target )
	    {
	    default:
		bug( "Do_brandish: bad target for sn %d.", sn );
		return;

	    case TAR_IGNORE:
		if ( vch != ch )
		    continue;
		break;

	    case TAR_CHAR_OFFENSIVE:
		if ( IS_NPC( ch ) ? IS_NPC( vch ) : !IS_NPC( vch ) )
		    continue;
		break;
		
	    case TAR_CHAR_DEFENSIVE:
		if ( IS_NPC( ch ) ? !IS_NPC( vch ) : IS_NPC( vch ) )
		    continue;
		break;

	    case TAR_CHAR_SELF:
		if ( vch != ch )
		    continue;
		break;
	    }

	    /* staff->value[0] is not used for staves */
	    obj_cast_spell( staff->value[3], staff->level, ch, vch, NULL );
	}
    }

    if ( --staff->value[2] <= 0 )
    {
	act( "Your $p blazes bright and is gone.", ch, staff, NULL, TO_CHAR );
	act( "$n's $p blazes bright and is gone.", ch, staff, NULL, TO_ROOM );
	extract_obj( staff );
    }

    return;
}



void do_zap( CHAR_DATA *ch, char *argument )
{
    OBJ_DATA  *wand;
    OBJ_DATA  *obj;
    CHAR_DATA *victim;
    char       arg [ MAX_INPUT_LENGTH ];

    one_argument( argument, arg );
    if ( arg[0] == '\0' && !ch->fighting )
    {
	send_to_char( "Zap whom or what?\n\r", ch );
	return;
    }

    if ( !( wand = get_eq_char( ch, WEAR_HOLD ) ) )
    {
	send_to_char( "You hold nothing in your hand.\n\r", ch );
	return;
    }

    if ( wand->item_type != ITEM_WAND )
    {
	send_to_char( "You can zap only with a wand.\n\r", ch );
	return;
    }

    obj = NULL;
    if ( arg[0] == '\0' )
    {
	if ( ch->fighting )
	{
	    victim = ch->fighting;
	}
	else
	{
	    send_to_char( "Zap whom or what?\n\r", ch );
	    return;
	}
    }
    else
    {
	if ( !( victim = get_char_room ( ch, arg ) )
	    && !( obj  = get_obj_here  ( ch, arg ) ) )
	{
	    send_to_char( "You can't find it.\n\r", ch );
	    return;
	}
    }

    WAIT_STATE( ch, 2 * PULSE_VIOLENCE );

    if ( wand->value[2] > 0 )
    {
	if ( victim )
	{
	    act( "You zap $N with $p.", ch, wand, victim, TO_CHAR );
	    act( "$n zaps $N with $p.", ch, wand, victim, TO_ROOM );
	}
	else
	{
	    act( "You zap $P with $p.", ch, wand, obj, TO_CHAR );
	    act( "$n zaps $P with $p.", ch, wand, obj, TO_ROOM );
	}

	/* wand->value[0] is not used for wands */
	obj_cast_spell( wand->value[3], wand->level, ch, victim, obj );
    }

    if ( --wand->value[2] <= 0 )
    {
	act( "Your $p explodes into fragments.", ch, wand, NULL, TO_CHAR );
	act( "$n's $p explodes into fragments.", ch, wand, NULL, TO_ROOM );
	extract_obj( wand );
    }

    return;
}



void do_steal( CHAR_DATA *ch, char *argument )
{
    OBJ_DATA  *obj;
    CHAR_DATA *victim;
    char       buf  [ MAX_STRING_LENGTH ];
    char       arg1 [ MAX_INPUT_LENGTH  ];
    char       arg2 [ MAX_INPUT_LENGTH  ];
    int        percent;

    argument = one_argument( argument, arg1 );
    argument = one_argument( argument, arg2 );

    if ( arg1[0] == '\0' || arg2[0] == '\0' )
    {
	send_to_char( "Steal what from whom?\n\r", ch );
	return;
    }

    if ( !( victim = get_char_room( ch, arg2 ) ) )
    {
	send_to_char( "They aren't here.\n\r", ch );
	return;
    }

    if ( victim == ch )
    {
	send_to_char( "That's pointless.\n\r", ch );
	return;
    }

    WAIT_STATE( ch, skill_table[gsn_steal].beats );
    percent  = number_percent( ) + ( IS_AWAKE( victim ) ? 10 : -50 );

    if ( ch->level + 5 < victim->level
	|| victim->position == POS_FIGHTING
	|| !IS_NPC( victim )
	|| ( !IS_NPC( ch ) && percent > ch->pcdata->learned[gsn_steal] ) )
    {
	/*
	 * Failure.
	 */
	send_to_char( "Oops.\n\r", ch );
	act( "$n tried to steal from you.\n\r", ch, NULL, victim, TO_VICT    );
	act( "$n tried to steal from $N.\n\r",  ch, NULL, victim, TO_NOTVICT );
	sprintf( buf, "%s is a bloody thief!", ch->name );
	do_shout( victim, buf );
	if ( !IS_NPC( ch ) )
	{
	    if ( IS_NPC( victim ) )
	    {
		multi_hit( victim, ch, TYPE_UNDEFINED );
	    }
	    else
	    {
		log_string( buf );
		if ( !IS_SET( ch->act, PLR_THIEF ) )
		{
		    SET_BIT( ch->act, PLR_THIEF );
		    send_to_char( "*** You are now a THIEF!! ***\n\r", ch );
		    save_char_obj( ch );
		}
	    }
	}

	return;
    }

    if (   !str_prefix( arg1, "coins" )
	|| !str_cmp   ( arg1, "gold"  ) )
    {
	int amount;

	amount = victim->gold * number_range( 1, 10 ) / 100;
	if ( amount <= 0 )
	{
	    send_to_char( "You couldn't get any gold.\n\r", ch );
	    return;
	}

	ch->gold     += amount;
	victim->gold -= amount;
	sprintf( buf, "Bingo!  You got %d gold coins.\n\r", amount );
	send_to_char( buf, ch );
	return;
    }

    if ( !( obj = get_obj_carry( victim, arg1 ) ) )
    {
	send_to_char( "You can't find it.\n\r", ch );
	return;
    }
	
    if ( !can_drop_obj( ch, obj )
	|| IS_SET( obj->extra_flags, ITEM_INVENTORY )
	|| obj->level > ch->level )
    {
	send_to_char( "You can't pry it away.\n\r", ch );
	return;
    }

    if ( ch->carry_number + get_obj_number( obj ) > can_carry_n( ch ) )
    {
	send_to_char( "You have your hands full.\n\r", ch );
	return;
    }

    if ( ch->carry_weight + get_obj_weight( obj ) > can_carry_w( ch ) )
    {
	send_to_char( "You can't carry that much weight.\n\r", ch );
	return;
    }

    obj_from_char( obj );
    obj_to_char( obj, ch );
    send_to_char( "Ok.\n\r", ch );
    return;
}



/*
 * Shopping commands.
 */
CHAR_DATA *find_keeper( CHAR_DATA *ch )
{
    CHAR_DATA *keeper;
    SHOP_DATA *pShop;
    char       buf [ MAX_STRING_LENGTH ];

    pShop = NULL;
    for ( keeper = ch->in_room->people; keeper; keeper = keeper->next_in_room )
    {
	if ( IS_NPC( keeper ) && ( pShop = keeper->pIndexData->pShop ) )
	    break;
    }

    if ( !pShop || IS_AFFECTED( keeper, AFF_CHARM ) )
    {
	send_to_char( "You can't do that here.\n\r", ch );
	return NULL;
    }

    /*
     * Undesirables.
     */
    if ( !IS_NPC( ch ) && IS_SET( ch->act, PLR_KILLER ) )
    {
	do_say( keeper, "Killers are not welcome!" );
	sprintf( buf, "%s the KILLER is over here!\n\r", ch->name );
	do_shout( keeper, buf );
	return NULL;
    }

    if ( !IS_NPC( ch ) && IS_SET( ch->act, PLR_THIEF ) )
    {
	do_say( keeper, "Thieves are not welcome!" );
	sprintf( buf, "%s the THIEF is over here!\n\r", ch->name );
	do_shout( keeper, buf );
	return NULL;
    }

    /*
     * Shop hours.
     */
    if ( time_info.hour < pShop->open_hour )
    {
	do_say( keeper, "Sorry, come back later." );
	return NULL;
    }
    
    if ( time_info.hour > pShop->close_hour )
    {
	do_say( keeper, "Sorry, come back tomorrow." );
	return NULL;
    }

    /*
     * Invisible or hidden people.
     */
    if ( !can_see( keeper, ch ) )
    {
	do_say( keeper, "I don't trade with folks I can't see." );
	return NULL;
    }

    return keeper;
}



int get_cost( CHAR_DATA *keeper, OBJ_DATA *obj, bool fBuy )
{
    SHOP_DATA *pShop;
    int        cost;

    if ( !obj || !( pShop = keeper->pIndexData->pShop ) )
	return 0;

    if ( fBuy )
    {
	cost = obj->cost * pShop->profit_buy  / 100;
    }
    else
    {
	OBJ_DATA *obj2;
	int       itype;

	cost = 0;
	for ( itype = 0; itype < MAX_TRADE; itype++ )
	{
	    if ( obj->item_type == pShop->buy_type[itype] )
	    {
		cost = obj->cost * pShop->profit_sell / 100;
		break;
	    }
	}

	for ( obj2 = keeper->carrying; obj2; obj2 = obj2->next_content )
	{
	    if ( obj->pIndexData == obj2->pIndexData )
		cost /= 2;
	}
    }

    if ( obj->item_type == ITEM_STAFF || obj->item_type == ITEM_WAND )
	cost = cost * obj->value[2] / obj->value[1];

    return cost;
}



void do_buy( CHAR_DATA *ch, char *argument )
{
    char arg [ MAX_INPUT_LENGTH ];

    argument = one_argument( argument, arg );

    if ( arg[0] == '\0' )
    {
	send_to_char( "Buy what?\n\r", ch );
	return;
    }

    if ( IS_SET( ch->in_room->room_flags, ROOM_PET_SHOP ) )
    {
	CHAR_DATA       *pet;
	ROOM_INDEX_DATA *pRoomIndexNext;
	ROOM_INDEX_DATA *in_room;
	char             buf [ MAX_STRING_LENGTH ];

	if ( IS_NPC( ch ) )
	    return;

	pRoomIndexNext = get_room_index( ch->in_room->vnum + 1 );
	if ( !pRoomIndexNext )
	{
	    bug( "Do_buy: bad pet shop at vnum %d.", ch->in_room->vnum );
	    send_to_char( "Sorry, you can't buy that here.\n\r", ch );
	    return;
	}

	in_room     = ch->in_room;
	ch->in_room = pRoomIndexNext;
	pet         = get_char_room( ch, arg );
	ch->in_room = in_room;

	if ( !pet || !IS_SET( pet->act, ACT_PET ) )
	{
	    send_to_char( "Sorry, you can't buy that here.\n\r", ch );
	    return;
	}

	if ( IS_SET( ch->act, PLR_BOUGHT_PET ) )
	{
	    send_to_char( "You already bought one pet this level.\n\r", ch );
	    return;
	}

	if ( ch->gold < 10 * pet->level * pet->level )
	{
	    send_to_char( "You can't afford it.\n\r", ch );
	    return;
	}

	if ( ch->level < pet->level )
	{
	    send_to_char( "You're not ready for this pet.\n\r", ch );
	    return;
	}

	ch->gold -= 10 * pet->level * pet->level;
	pet	  = create_mobile( pet->pIndexData );
	SET_BIT( ch->act,          PLR_BOUGHT_PET );
	SET_BIT( pet->act,         ACT_PET        );
	SET_BIT( pet->affected_by, AFF_CHARM      );

	argument = one_argument( argument, arg );
	if ( arg[0] != '\0' )
	{
	    sprintf( buf, "%s %s", pet->name, arg );
	    free_string( pet->name );
	    pet->name = str_dup( buf );
	}

	sprintf( buf, "%sA neck tag says 'I belong to %s'.\n\r",
		pet->description, ch->name );
	free_string( pet->description );
	pet->description = str_dup( buf );

	char_to_room( pet, ch->in_room );
	add_follower( pet, ch );
	send_to_char( "Enjoy your pet.\n\r", ch );
	act( "$n bought $N as a pet.", ch, NULL, pet, TO_ROOM );
	return;
    }
    else
    {
	OBJ_DATA  *obj;
	CHAR_DATA *keeper;
	int        cost;

	if ( !( keeper = find_keeper( ch ) ) )
	    return;

	obj  = get_obj_carry( keeper, arg );
	cost = get_cost( keeper, obj, TRUE );

	if ( cost <= 0 || !can_see_obj( ch, obj ) )
	{
	    act( "$n tells you 'I don't sell that -- try 'list''.",
		keeper, NULL, ch, TO_VICT );
	    ch->reply = keeper;
	    return;
	}

	if ( ch->gold < cost )
	{
	    act( "$n tells you 'You can't afford to buy $p'.",
		keeper, obj, ch, TO_VICT );
	    ch->reply = keeper;
	    return;
	}
	
	if ( obj->level > ch->level )
	{
	    act( "$n tells you 'You can't use $p yet'.",
		keeper, obj, ch, TO_VICT );
	    ch->reply = keeper;
	    return;
	}

	if ( ch->carry_number + get_obj_number( obj ) > can_carry_n( ch ) )
	{
	    send_to_char( "You can't carry that many items.\n\r", ch );
	    return;
	}

	if ( ch->carry_weight + get_obj_weight( obj ) > can_carry_w( ch ) )
	{
	    send_to_char( "You can't carry that much weight.\n\r", ch );
	    return;
	}

	act( "You buy $p.", ch, obj, NULL, TO_CHAR );
	act( "$n buys $p.", ch, obj, NULL, TO_ROOM );
	ch->gold     -= cost;
	keeper->gold += cost;

	if ( IS_SET( obj->extra_flags, ITEM_INVENTORY ) )
	    obj = create_object( obj->pIndexData, obj->level );
	else
	    obj_from_char( obj );

	obj_to_char( obj, ch );
	return;
    }
}



void do_list( CHAR_DATA *ch, char *argument )
{
    char buf  [ MAX_STRING_LENGTH   ];
    char buf1 [ MAX_STRING_LENGTH*4 ];

    buf1[0] = '\0';

    if ( IS_SET( ch->in_room->room_flags, ROOM_PET_SHOP ) )
    {
	CHAR_DATA       *pet;
	ROOM_INDEX_DATA *pRoomIndexNext;
	bool             found;

	pRoomIndexNext = get_room_index( ch->in_room->vnum + 1 );
	if ( !pRoomIndexNext )
	{
	    bug( "Do_list: bad pet shop at vnum %d.", ch->in_room->vnum );
	    send_to_char( "You can't do that here.\n\r", ch );
	    return;
	}

	found = FALSE;
	for ( pet = pRoomIndexNext->people; pet; pet = pet->next_in_room )
	{
	    if ( IS_SET( pet->act, ACT_PET ) )
	    {
		if ( !found )
		{
		    found = TRUE;
		    strcat( buf1, "Pets for sale:\n\r" );
		}
		sprintf( buf, "[%2d] %8d - %s\n\r",
			pet->level,
			10 * pet->level * pet->level,
			pet->short_descr );
		strcat( buf1, buf );
	    }
	}
	if ( !found )
	    send_to_char( "Sorry, we're out of pets right now.\n\r", ch );

	send_to_char( buf1, ch );
	return;
    }
    else
    {
	OBJ_DATA  *obj;
	CHAR_DATA *keeper;
	char       arg [ MAX_INPUT_LENGTH ];
	int        cost;
	bool       found;

	one_argument( argument, arg );

	if ( !( keeper = find_keeper( ch ) ) )
	    return;

	found = FALSE;
	for ( obj = keeper->carrying; obj; obj = obj->next_content )
	{
	    if ( obj->wear_loc != WEAR_NONE
		|| ( cost = get_cost( keeper, obj, TRUE ) ) < 0 )
	        continue;

	    if ( can_see_obj( ch, obj )
		&& ( arg[0] == '\0' || is_name( arg, obj->name ) ) )
	    {
		if ( !found )
		{
		    found = TRUE;
		    strcat( buf1, "[Lv Price] Item\n\r" );
		}

		sprintf( buf, "[%2d %5d] %s.\n\r",
			obj->level, cost, capitalize( obj->short_descr ) );
		strcat( buf1, buf );
	    }
	}

	if ( !found )
	{
	    if ( arg[0] == '\0' )
		send_to_char( "You can't buy anything here.\n\r", ch );
	    else
		send_to_char( "You can't buy that here.\n\r", ch );
	    return;
	}

	send_to_char( buf1, ch );
	return;
    }
}



void do_sell( CHAR_DATA *ch, char *argument )
{
    OBJ_DATA  *obj;
    CHAR_DATA *keeper;
    char       buf [ MAX_STRING_LENGTH ];
    char       arg [ MAX_INPUT_LENGTH  ];
    int        cost;

    one_argument( argument, arg );

    if ( arg[0] == '\0' )
    {
	send_to_char( "Sell what?\n\r", ch );
	return;
    }

    if ( !( keeper = find_keeper( ch ) ) )
	return;

    if ( !( obj = get_obj_carry( ch, arg ) ) )
    {
	act( "$n tells you 'You don't have that item'.",
	    keeper, NULL, ch, TO_VICT );
	ch->reply = keeper;
	return;
    }

    if ( !can_drop_obj( ch, obj ) )
    {
	send_to_char( "You can't let go of it.\n\r", ch );
	return;
    }

    if ( !can_see_obj( keeper, obj ) )
    {
	act( "$n tells you 'I can't see that item'.",
	    keeper, NULL, ch, TO_VICT );
	ch->reply = keeper;
	return;
    }
	
    if ( ( cost = get_cost( keeper, obj, FALSE ) ) <= 0
	|| obj->level > LEVEL_HERO )
    {
	act( "$n looks uninterested in $p.", keeper, obj, ch, TO_VICT );
	return;
    }

    if ( IS_SET( obj->extra_flags, ITEM_POISONED ) )
    {
        act( "$n tells you 'I won't buy that!  It's poisoned!'",
	    keeper, NULL, ch, TO_VICT );
        ch->reply = keeper;
        return;
    }

    sprintf( buf, "You sell $p for %d gold piece%s.",
	    cost, cost == 1 ? "" : "s" );
    act( buf, ch, obj, NULL, TO_CHAR );
    act( "$n sells $p.", ch, obj, NULL, TO_ROOM );
    ch->gold     += cost;
    keeper->gold -= cost;
    if ( keeper->gold < 0 )
	keeper->gold = 0;

    if ( obj->item_type == ITEM_TRASH )
    {
	extract_obj( obj );
    }
    else
    {
	obj_from_char( obj );
	obj_to_char( obj, keeper );
    }

    return;
}



void do_value( CHAR_DATA *ch, char *argument )
{
    OBJ_DATA  *obj;
    CHAR_DATA *keeper;
    char       buf [ MAX_STRING_LENGTH ];
    char       arg [ MAX_INPUT_LENGTH  ];
    int        cost;

    one_argument( argument, arg );

    if ( arg[0] == '\0' )
    {
	send_to_char( "Value what?\n\r", ch );
	return;
    }

    if ( !( keeper = find_keeper( ch ) ) )
	return;

    if ( !( obj = get_obj_carry( ch, arg ) ) )
    {
	act( "$n tells you 'You don't have that item'.",
	    keeper, NULL, ch, TO_VICT );
	ch->reply = keeper;
	return;
    }

    if ( !can_drop_obj( ch, obj ) )
    {
	send_to_char( "You can't let go of it.\n\r", ch );
	return;
    }

    if ( !can_see_obj( keeper, obj ) )
    {
        act( "$n tells you 'You are offering me an imaginary object!?!?'.",
            keeper, NULL, ch, TO_VICT );
        ch->reply = keeper;
        return;
    }

    if ( ( cost = get_cost( keeper, obj, FALSE ) ) <= 0 )
    {
	act( "$n looks uninterested in $p.", keeper, obj, ch, TO_VICT );
	return;
    }

    if ( IS_SET( obj->extra_flags, ITEM_POISONED ) )
    {
        act( "$n tells you 'I won't buy that!  It's poisoned!'",
	    keeper, NULL, ch, TO_VICT );
        ch->reply = keeper;
        return;
    }

    sprintf( buf, "$n tells you 'I'll give you %d gold coins for $p'.", cost );
    act( buf, keeper, obj, ch, TO_VICT );
    ch->reply = keeper;

    return;
}

/* Poison weapon by Thelonius for EnvyMud */
void do_poison_weapon( CHAR_DATA *ch, char *argument )
{
    OBJ_DATA *obj;
    OBJ_DATA *pobj;
    OBJ_DATA *wobj;
    char      arg [ MAX_INPUT_LENGTH ];

    if ( !IS_NPC( ch )                                                  
	&& ch->level < skill_table[gsn_poison_weapon].skill_level[ch->class] )
    {                                          
	send_to_char( "What do you think you are, a thief?\n\r", ch );
	return;
    }

    one_argument( argument, arg );

    if ( arg[0] == '\0' )                                              
    { send_to_char( "What are you trying to poison?\n\r",    ch ); return; }
    if ( ch->fighting )                                       
    { send_to_char( "While you're fighting?  Nice try.\n\r", ch ); return; }
    if ( !( obj = get_obj_carry( ch, arg ) ) )
    { send_to_char( "You do not have that weapon.\n\r",      ch ); return; }
    if ( obj->item_type != ITEM_WEAPON )
    { send_to_char( "That item is not a weapon.\n\r",        ch ); return; }
    if ( IS_OBJ_STAT( obj, ITEM_POISONED ) )
    { send_to_char( "That weapon is already poisoned.\n\r",  ch ); return; }

    /* Now we have a valid weapon...check to see if we have the powder. */
    for ( pobj = ch->carrying; pobj; pobj = pobj->next_content )
    {
	if ( pobj->pIndexData->vnum == OBJ_VNUM_BLACK_POWDER )
	    break;
    }
    if ( !pobj )
    {
	send_to_char( "You do not have the black poison powder.\n\r", ch );
	return;
    }

    /* Okay, we have the powder...do we have water? */
    for ( wobj = ch->carrying; wobj; wobj = wobj->next_content )
    {
	if ( wobj->item_type == ITEM_DRINK_CON
	    && wobj->value[1]  >  0
	    && wobj->value[2]  == 0 )
	    break;
    }
    if ( !wobj )
    {
	send_to_char( "You have no water to mix with the powder.\n\r", ch );
	return;
    }

    /* Great, we have the ingredients...but is the thief smart enough? */
    if ( !IS_NPC( ch ) && get_curr_wis( ch ) < 19 )
    {
	send_to_char( "You can't quite remember what to do...\n\r", ch );
	return;
    }
    /* And does the thief have steady enough hands? */
    if ( !IS_NPC( ch )
	&& ( get_curr_dex( ch ) < 20
	    || ch->pcdata->condition[COND_DRUNK] > 0 ) )
    {
	send_to_char(
	"Your hands aren't steady enough to properly mix the poison.\n\r",
								ch );
	return;
    }

    WAIT_STATE( ch, skill_table[gsn_poison_weapon].beats );

    /* Check the skill percentage */
    if ( !IS_NPC( ch )
	&& number_percent( ) > ch->pcdata->learned[gsn_poison_weapon] )
    {
	send_to_char( "You failed and spill some on yourself.  Ouch!\n\r",
		     ch );
	damage( ch, ch, ch->level, gsn_poison_weapon );
	act( "$n spills the poison all over!", ch, NULL, NULL, TO_ROOM );
	extract_obj( pobj );
	extract_obj( wobj );
	return;
    }

    /* Well, I'm tired of waiting.  Are you? */
    act( "You mix $p in $P, creating a deadly poison!",
	ch, pobj, wobj, TO_CHAR );
    act( "$n mixes $p in $P, creating a deadly poison!",
	ch, pobj, wobj, TO_ROOM );
    act( "You pour the poison over $p, which glistens wickedly!",
	ch, obj, NULL, TO_CHAR  );
    act( "$n pours the poison over $p, which glistens wickedly!",
	ch, obj, NULL, TO_ROOM  );
    SET_BIT( obj->extra_flags, ITEM_POISONED );
    obj->cost *= ch->level;

    /* Set an object timer.  Dont want proliferation of poisoned weapons */
    obj->timer = 10 + ch->level;

    if ( IS_OBJ_STAT( obj, ITEM_BLESS ) )
        obj->timer *= 2;

    if ( IS_OBJ_STAT( obj, ITEM_MAGIC ) )
        obj->timer *= 2;

    /* WHAT?  All of that, just for that one bit?  How lame. ;) */
    act( "The remainder of the poison eats through $p.",
	ch, wobj, NULL, TO_CHAR );
    act( "The remainder of the poison eats through $p.",
	ch, wobj, NULL, TO_ROOM );
    extract_obj( pobj );
    extract_obj( wobj );

    return;
}