/**
* This method handles problems where players log out in places which are
* virtually controlled. It does the effort to put them back in, but does
* it in a way that is recursive. So if they are on a horse in a
* terrain it will work properly.
* @author Pinkfish
* @started Wed Sep 22 18:24:40 PDT 1999
* @example
* inherit "/std/basic/virtual_quit_control";
*
* void player_quitting(object player, object place) {
* string pos;
*
* pos = check_start_pos(environment(place));
* // Doesn't need to last long since we save immediately.
* player->add_property(START_PLACE, pos, 10);
* ::player_quitting(player, environment(place));
* } /\* player_quitting() *\/
*
* // Move the player to the right spot when they login.
* void event_enter(object player) {
* player->move(player->query_property(START_PLACE));
* } /\* move_player_to_real_location() *\/
*/
/**
* This method is called on the quit handler when a player quits.
* @param player the player
* @param place the place they quit from
* @return the last position (if that needs to be saved).
*/
protected string find_start_pos(object player, object place) {
mixed quit_env;
string last_pos;
if ( place ) {
// query_quit_handler() can return a string, or a two-element
// array ({ last_pos, saved_co_ords })
quit_env = place->query_quit_handler();
if (arrayp(quit_env)) {
last_pos = quit_env[0];
} else {
last_pos = (string)quit_env;
}
if ( last_pos ) {
last_pos->player_quitting( player, place );
} else {
last_pos = file_name( place );
}
} else {
last_pos = player->query_start_pos();
}
// Check and make sure they are not somewhere they shouldn't be.
if (last_pos[ 0 .. 2 ] == "/w/" && last_pos != "/w/common.c") {
if (!sscanf(last_pos, "/w/"+ player->query_name() +"%*s")) {
if (!creatorp(player) ||
!last_pos->query_valid_save( player->query_name() )) {
last_pos = player->query_start_pos();
}
}
}
return last_pos;
} /* find_start_pos() */
/**
* This method is called on the quit handler when a player quits.
* @param player the player
* @param place the place they quit from
* @return the last position (if that needs to be saved).
*/
protected int * find_start_coord(object player, object place) {
mixed quit_env;
string last_pos;
if ( place ) {
// query_quit_handler() can return a string, or a two-element
// array ({ last_pos, saved_co_ords })
quit_env = place->query_quit_handler();
if (arrayp(quit_env)) {
return quit_env[1];
} else {
last_pos = (string)quit_env;
}
if ( !last_pos ) {
last_pos = file_name( place );
}
} else {
last_pos = player->query_start_pos();
}
// Check and make sure they are not somewhere they shouldn't be.
if (last_pos[ 0 .. 2 ] == "/w/" && last_pos != "/w/common.c") {
if (!sscanf(last_pos, "/w/"+ player->query_name() +"%*s")) {
if (!creatorp(player) ||
!last_pos->query_valid_save( player->query_name() )) {
last_pos = player->query_start_pos();
}
}
}
return last_pos->query_co_ord();
} /* find_start_coord() */
