void CHSInterface::LinkExitToRoom(HS_DBREF dbExit, HS_DBREF dbRoom)
{
#ifdef PENNMUSH // No change in code between versions
Exits(dbExit) = dbRoom;
PUSH(dbExit, Exits(dbRoom));
#endif
#if defined(TM3) || defined(MUX)
s_Exits(dbRoom, insert_first(Exits(dbRoom), dbExit));
s_Exits(dbExit, dbRoom);
s_Location(dbExit, NOTHING);
link_exit(GOD, dbExit, dbRoom);
#endif
}
void
do_link(dbref player, dbref cause, int key, char *what, char *where)
{
dbref thing, room;
char *buff;
int nomtest;
if ( (key & SIDEEFFECT) && !SideFX(player) ) {
notify(player, "#-1 FUNCTION DISABLED");
return;
}
/* Find the thing to link */
init_match(player, what, TYPE_EXIT);
match_everything(0);
thing = noisy_match_result();
if (thing == NOTHING)
return;
nomtest = ((NoMod(thing) && !WizMod(player)) || (DePriv(player,Owner(thing),DP_MODIFY,POWER7,NOTHING) && (Owner(thing) != Owner(player))) || (Backstage(player) && NoBackstage(thing) && !Immortal(player)));
/* Allow unlink if where is not specified */
if (!where || !*where) {
if (!nomtest)
do_unlink(player, cause, key, what);
else
notify(player,"Permission denied.");
return;
}
switch (Typeof(thing)) {
case TYPE_EXIT:
/* Set destination */
room = parse_linkable_room(player, where);
if (room != NOTHING) {
if (!nomtest)
link_exit(player, thing, room, key);
else
notify(player,"Permission denied.");
}
break;
case TYPE_PLAYER:
case TYPE_THING:
/* Set home */
if (!Controls(player, thing) || nomtest) {
notify_quiet(player, "Permission denied.");
break;
}
init_match(player, where, NOTYPE);
match_everything(MAT_NO_EXITS);
room = noisy_match_result();
if (!Good_obj(room))
break;
if (!Has_contents(room)) {
notify_quiet(player, "Can't link to an exit.");
break;
}
if (!can_set_home(player, thing, room) ||
!could_doit(player, room, A_LLINK, 1, 0)) {
notify_quiet(player, "Permission denied.");
} else if (room == HOME) {
notify_quiet(player, "Can't set home to home.");
} else {
s_Home(thing, room);
if (!(Quiet(player) || (key & SIDEEFFECT)) )
notify_quiet(player, "Home set.");
}
break;
case TYPE_ROOM:
/* Set dropto */
if (!Controls(player, thing) || nomtest) {
notify_quiet(player, "Permission denied.");
break;
}
room = parse_linkable_room(player, where);
if (!Good_obj(room) && (room != HOME)) {
notify_quiet(player, "Permission denied.");
break;
}
if ((room != HOME) && !isRoom(room)) {
notify_quiet(player, "That is not a room!");
} else if ((room != HOME) &&
((!controls(player, room) && !Link_ok(room)) ||
!could_doit(player, room, A_LLINK, 1, 0))) {
notify_quiet(player, "Permission denied.");
} else {
s_Dropto(thing, room);
if (!Quiet(player))
notify_quiet(player, "Dropto set.");
}
break;
default:
STARTLOG(LOG_BUGS, "BUG", "OTYPE")
buff = alloc_mbuf("do_link.LOG.badtype");
sprintf(buff, "Strange object type: object #%d = %d",
thing, Typeof(thing));
log_text(buff);
free_mbuf(buff);
ENDLOG
}
}
/* do_link
*
* Use this to link to a room that you own. It also sets home for
* objects and things, and drop-to's for rooms.
* It seizes ownership of an unlinked exit, and costs 1 penny
* plus a penny transferred to the exit owner if they aren't you
*
* All destinations must either be owned by you, or be LINK_OK.
*/
void
do_link(int descr, dbref player, const char *thing_name, const char *dest_name)
{
dbref good_dest[MAX_LINKS];
int ndest, i;
struct match_data md;
char buf[BUFFER_LEN];
dbref thing, dest;
if (tp_db_readonly) {
anotify_nolisten2(player, CFAIL DBRO_MESG);
return;
}
if (Guest(player)) {
anotify_fmt(player, CFAIL "%s", tp_noguest_mesg);
return;
}
init_match(descr, player, thing_name, TYPE_EXIT, &md);
match_all_exits(&md);
match_neighbor(&md);
match_possession(&md);
match_me(&md);
match_here(&md);
match_absolute(&md);
match_registered(&md);
if (Mage(OWNER(player)))
match_player(&md);
if ((thing = noisy_match_result(&md)) == NOTHING)
return;
switch (Typeof(thing)) {
case TYPE_EXIT:
/* we're ok, check the usual stuff */
if (DBFETCH(thing)->sp.exit.ndest != 0) {
if (controls(player, thing)) {
if ((DBFETCH(thing)->sp.exit.dest)[0] != NIL) {
anotify_nolisten2(player,
CINFO "That exit is already linked.");
return;
}
} else {
anotify_fmt(player, CFAIL "%s", tp_noperm_mesg);
return;
}
}
/* handle costs */
if (OWNER(thing) == OWNER(player)) {
if (!payfor(player, tp_link_cost)) {
anotify_fmt(player,
CFAIL "It costs %d %s to link this exit.",
tp_link_cost,
(tp_link_cost == 1) ? tp_penny : tp_pennies);
return;
}
} else {
if (!payfor(player, tp_link_cost + tp_exit_cost)) {
anotify_fmt(player,
CFAIL "It costs %d %s to link this exit.",
(tp_link_cost + tp_exit_cost),
(tp_link_cost + tp_exit_cost ==
1) ? tp_penny : tp_pennies);
return;
} else if (!Builder(player)) {
anotify_nolisten2(player, CFAIL NOBBIT_MESG);
return;
} else {
/* pay the owner for his loss */
dbref owner = OWNER(thing);
DBFETCH(owner)->sp.player.pennies += tp_exit_cost;
DBDIRTY(owner);
}
}
/* link has been validated and paid for; do it */
OWNER(thing) = OWNER(player);
if (!
(ndest =
link_exit(descr, player, thing, (char *) dest_name,
good_dest))) {
anotify_nolisten2(player, CFAIL "No destinations linked.");
DBFETCH(player)->sp.player.pennies += tp_link_cost; /* Refund! */
DBDIRTY(player);
break;
}
DBFETCH(thing)->sp.exit.ndest = ndest;
if (DBFETCH(thing)->sp.exit.dest)
free(DBFETCH(thing)->sp.exit.dest);
DBFETCH(thing)->sp.exit.dest =
(dbref *) malloc(sizeof(dbref) * ndest);
for (i = 0; i < ndest; i++)
(DBFETCH(thing)->sp.exit.dest)[i] = good_dest[i];
break;
case TYPE_THING:
case TYPE_PLAYER:
init_match(descr, player, dest_name, TYPE_ROOM, &md);
match_neighbor(&md);
match_absolute(&md);
match_registered(&md);
match_me(&md);
match_here(&md);
match_null(&md);
if (Typeof(thing) == TYPE_THING)
match_possession(&md);
if ((dest = noisy_match_result(&md)) == NOTHING)
return;
if (Typeof(thing) == TYPE_THING && dest == NIL) {
anotify_fmt(player, CFAIL "%s", "You cannot HOME a THING to NIL.");
return;
}
if (!controls(player, thing)
|| !can_link_to(player, Typeof(thing), dest)) {
anotify_fmt(player, CFAIL "%s", tp_noperm_mesg);
return;
}
if (parent_loop_check(thing, dest)) {
anotify_nolisten2(player,
CFAIL "That would cause a parent paradox.");
return;
}
/* do the link */
if (Typeof(thing) == TYPE_THING) {
DBFETCH(thing)->sp.thing.home = dest;
} else
DBFETCH(thing)->sp.player.home = dest;
sprintf(buf, CSUCC "%s's home set to %s.",
NAME(thing), unparse_object(player, dest));
anotify_nolisten2(player, buf);
break;
case TYPE_ROOM: /* room dropto's */
init_match(descr, player, dest_name, TYPE_ROOM, &md);
match_neighbor(&md);
match_possession(&md);
match_registered(&md);
match_absolute(&md);
match_home(&md);
match_null(&md);
if ((dest = noisy_match_result(&md)) == NOTHING)
break;
if (!controls(player, thing)
|| !can_link_to(player, Typeof(thing), dest)
|| (thing == dest)) {
anotify_fmt(player, CFAIL "%s", tp_noperm_mesg);
} else {
DBFETCH(thing)->sp.room.dropto = dest; /* dropto */
sprintf(buf, CSUCC "%s's dropto set to %s.",
NAME(thing), unparse_object(player, dest));
anotify_nolisten2(player, buf);
}
break;
case TYPE_PROGRAM:
anotify_nolisten2(player,
CFAIL "You can't link programs to things!");
break;
default:
anotify_nolisten2(player, CFAIL "Weird object type.");
log_status("*BUG: weird object: Typeof(%d) = %d\n",
thing, Typeof(thing));
break;
}
DBDIRTY(thing);
return;
}
/* use this to create an exit */
void
do_open(int descr, dbref player, const char *direction, const char *linkto)
{
char *rname, *qname;
dbref loc, exit = NOTHING;
char buf2[BUFFER_LEN];
if (!Builder(player)) {
anotify_nolisten2(player, CFAIL NOBBIT_MESG);
return;
}
if (!tp_building || tp_db_readonly) {
anotify_nolisten2(player, CFAIL NOBUILD_MESG);
return;
}
strcpy(buf2, linkto);
for (rname = buf2; (*rname && (*rname != '=')); rname++) ;
qname = rname;
if (*rname)
rname++;
qname = '\0';
while (((qname--) > buf2) && (isspace(*qname)))
*qname = '\0';
qname = buf2;
for (; *rname && isspace(*rname); rname++) ;
if ((loc = getloc(player)) == NOTHING)
return;
if (!*direction) {
anotify_nolisten2(player,
CINFO
"You must specify a direction or action name to open.");
return;
} else if (!ok_name(direction)) {
anotify_nolisten2(player, CINFO "That's a strange name for an exit!");
return;
}
if (!controls(player, loc) && !(POWERS(player) & POW_OPEN_ANYWHERE)) {
anotify_fmt(player, CFAIL "%s", tp_noperm_mesg);
return;
} else if (!payfor(player, tp_exit_cost)) {
anotify_fmt(player, CFAIL "You don't have enough %s to open an exit.",
tp_pennies);
return;
} else {
char buf[BUFFER_LEN];
/* create the exit */
exit = new_object(player);
/* initialize everything */
NAME(exit) = alloc_string(direction);
DBFETCH(exit)->location = loc;
OWNER(exit) = OWNER(player);
FLAGS(exit) = TYPE_EXIT;
DBFETCH(exit)->sp.exit.ndest = 0;
DBFETCH(exit)->sp.exit.dest = NULL;
/* link it in */
PUSH(exit, DBFETCH(loc)->exits);
DBDIRTY(loc);
/* and we're done */
sprintf(buf, CSUCC "Exit %s created and opened.",
unparse_object(player, exit));
anotify_nolisten2(player, buf);
/* check second arg to see if we should do a link */
if (*qname != '\0') {
anotify_nolisten2(player, CNOTE "Trying to link...");
if (!payfor(player, tp_link_cost)) {
anotify_fmt(player, CFAIL "You don't have enough %s to link.",
tp_pennies);
} else {
dbref good_dest[MAX_LINKS];
int i;
int ndest =
link_exit(descr, player, exit, (char *) qname, good_dest);
DBFETCH(exit)->sp.exit.ndest = ndest;
DBFETCH(exit)->sp.exit.dest =
(dbref *) malloc(sizeof(dbref) * ndest);
for (i = 0; i < ndest; i++) {
(DBFETCH(exit)->sp.exit.dest)[i] = good_dest[i];
}
DBDIRTY(exit);
}
}
}
if (*rname && (exit != NOTHING)) {
char buf[BUFFER_LEN];
PData pdat;
sprintf(buf, CSUCC "Registered as $%s", rname);
anotify_nolisten2(player, buf);
snprintf(buf, sizeof(buf), "_reg/%s", rname);
pdat.flags = PROP_REFTYP;
pdat.data.ref = exit;
set_property(player, buf, &pdat);
}
}
