/* -*- LPC -*- */
/**
* The service provider object. It is designed to be similar to
* the peddler object, only instead of selling objects, it sells
* services instead.
*
* @author Furcifer
*
* March 2000
**/
#include <armoury.h>
#include <money.h>
#include <move_failures.h>
inherit "/std/npc";
#define SERVICE 0
#define BROWSE 1
#define FUNCTION 2
#define COST 3
#define ALIASES 4
private int parsing_function( mixed *array , string words );
int _busy;
mixed *_service_array = ({ });
void set_busy() { _busy = 1; }
void reset_busy() { _busy = 0; }
varargs int check_busy( object player )
{
if( _busy || sizeof( query_queued_commands() ) )
{
if( player ) {
tell_object( player, query_short() +" is busy at the moment."+
" " + capitalize( query_pronoun() )+ " will be with you " +
"shortly.\n" );
}
return 1;
} else
return 0;
} /* check_busy */
void create()
{
do_setup++;
::create();
do_setup--;
if ( !do_setup ) this_object()->setup();
} /* create() */
/** @ignore yes */
void init()
{
::init();
this_player()->add_command( "inquire", this_object(),
"[a] <string> {from|of} <direct:living:here>", "do_browse" );
this_player()->add_command( "browse", this_object(),
"[a] <string> {from|of} <direct:living:here>" );
this_player()->add_command( "request", this_object(),
"[a] <string> from <direct:living:here>" );
this_player()->add_command( "list", this_object(),
"services [available] {from|of} <direct:living:here>" );
} /* init() */
/**
* This method adds a service to the list of services on offer.
* @param service the name of the service
* @param cost what it costs
* @param the function which controls
* @param *aliases an array of aliases for this service.
* @return 1 on success, 0 on failure
*/
varargs int add_service( string service , string browse_info ,
string func, int cost, string *aliases )
{
string *alias_array;
/* Does a function exist to define the service */
if( !service || !browse_info || !func ||
!function_exists( func , this_object() , 1 ) )
return 0;
/* If things get to here, then it obviously does, so... */
alias_array = !sizeof(aliases) ? ({ }) : aliases ;
_service_array += ({ ({ service , browse_info , func , cost ,
alias_array }) });
return 1;
}
/**
* This method removes a service.
* @param string service to be removed
* @return 1 on successful removal, 0 on failure
**/
int remove_service( string service )
{
mixed *things;
things = filter( _service_array, (: $1[SERVICE]==$(service) :) );
switch( sizeof(things) ) {
case 1: _service_array -= things; return 0; break;
default: return 0; break;
}
return 0;
}
/**
* The main entrance to the browse for things command.
* @return 1 on success, 0 on failure
**/
int do_browse( mixed indirect_obs, string dir_match, string indir_match,
string *words )
{
string place;
mixed *things;
object player;
/* store the player -- we might need them after a time delay */
player = this_player();
/* find out if the provider is busy */
if ( check_busy( player ) ) return 0;
/* find out where we are, we'll need that later. */
place = query_property( "place" );
if ( !place || ( place == "" ) )
place = "default";
things =
filter( _service_array ,(:parsing_function( $1, $(words)[0]):) );
if( !sizeof( things ) ) {
init_command( "say I'm afraid I don't offer that service.", 2 );
} else {
init_command("say A " + things[0][SERVICE] + " costs " +
MONEY_HAND->money_value_string( things[0][COST], place ) +
". " + things[0][1], 2 );
}
player->add_succeeded_mess( this_object(), "$N ask$s $D "+
"about "+ words[ 0 ] +".\n", ({ }) );
return 1;
} /* do_browse() */
/**
* The main entrance to the buy things command.
* @return 1 on success, 0 on failure
**/
int do_request( mixed indirect_obs, string dir_match, string indir_match,
string *words )
{
mixed *things;
object player;
int value;
string place;
player = this_player();
place = query_property("place");
if ( !place || place == "" )
place = "default";
if ( check_busy( player ) ) return 0;
things =
filter( _service_array , (: parsing_function($1,$(words)[0]) :));
if ( !sizeof( things ) )
init_command( "say I'm afraid I don't offer that service.", 2 );
else {
value = player->query_value_in("default") +
( place == "default" ? 0 : player->query_value_in( place ) );
if( things[0][COST] > value )
init_command("say And just how do you propose to pay "+
"for a "+things[0][SERVICE]+"?" , 2 );
else {
init_command("say Certainly, "+
( player->query_gender() == 1 ? "Sir" : "Ma'am" )+
"!");
tell_object( player , "You hand "+query_short()+" the "+
"necessary money.\n");
player->pay_money( MONEY_HAND->
create_money_array(things[0][COST], place ), place );
call_out( things[0][FUNCTION] , 4 , player, things[0] );
}
}
player->add_succeeded_mess( this_object(), "$N ask$s $D "+
"about having a "+ words[ 0 ] +".\n", ({ }) );
return 1;
} /* do_buy() */
/**
* The main entrance to the list stuff command.
* @return 1 on success, 0 on failure
**/
int do_list()
{
string place, list;
int i,number;
number = sizeof( _service_array );
place = query_property( "place" );
if ( !place || ( place == "" ) )
place = "default";
list = "I am currently offering the following: ";
if( number > 3 ) {
for( i=0 ; i < (number-2) ; i++ ) {
list += ( "a "+_service_array[i][SERVICE]+" for "+
MONEY_HAND->money_value_string(
_service_array[i][COST], place )+", " );
}
}
if( number > 1 ) {
list += ( "a " + _service_array[<2][SERVICE] + " for " +
MONEY_HAND->money_value_string(
_service_array[<2][COST], place ) +" and " );
}
if( number > 0 ) {
list += ( _service_array[<1][SERVICE] + " for " +
MONEY_HAND->money_value_string(
_service_array[<1][COST], place ) +"." );
}
if( number == 0 )
list = "I am not currently offering any services.";
init_command("say "+ list, 2);
this_player()->add_succeeded_mess( this_object(), "$N ask$s $D what "+
"services "+ (string)this_object()->query_pronoun() +" has "+
"on offer.\n", ({ }) );
return 1;
} /* do_list() */
/**
* This function is used in matching strings to elements of the service
* array.
**/
private int parsing_function( mixed *array , string word )
{
/* Does it match the service name? */
if ( array[SERVICE] == word ) return 1;
/* Does it match any of the aliases? */
if ( member_array( word, array[ALIASES] ) != -1 ) return 1;
/* Well, I guess it doesn't match */
return 0;
}
