Portal Spell (Code) [by Glenn Campbell]

From: Glenn Campbell <glenn@ccyc.tc.gc.ca>
Subject: Portal Code

----------------------------------------------------------------------------

Make appropriate spell define.


spell_parser.c
--------------
case SPELL_PORTAL:              MANUAL_SPELL(spell_portal); break;

spello(SPELL_PORTAL, 150, 100, 5, POS_STANDING,
       TAR_CHAR_WORLD | TAR_NOT_SELF, FALSE, MAG_MANUAL);



spells.c
--------
ASPELL(spell_portal)
{
  /* create a magic portal */
  struct obj_data *tmp_obj, *tmp_obj2;
  struct extra_descr_data *ed;
  struct room_data *rp, *nrp;
  struct char_data *tmp_ch = (struct char_data *) victim;
  char buf[512];

  assert(ch);
  assert((level >= 0) && (level <= LVL_IMPL));


  /*
    check target room for legality.
   */
  rp = &world[ch->in_room];
  tmp_obj = read_object(PORTAL, VIRTUAL);
  if (!rp || !tmp_obj) {
    send_to_char("The magic fails\n\r", ch);
    extract_obj(tmp_obj);
    return;
  }
  if (IS_SET(rp->room_flags, ROOM_TUNNEL)) {
    send_to_char("There is no room in here to summon!\n\r", ch);
    extract_obj(tmp_obj);
    return;
  }

  if (!(nrp = &world[tmp_ch->in_room])) {
    char str[180];
    sprintf(str, "%s not in any room", GET_NAME(tmp_ch));
    log(str);
    send_to_char("The magic cannot locate the target\n", ch);
    extract_obj(tmp_obj);
    return;
  }

  if (ROOM_FLAGGED(tmp_ch->in_room, ROOM_NOMAGIC)) {
    send_to_char("Your target is protected against your magic.\n\r", ch);
    extract_obj(tmp_obj);
    return;
  }

  sprintf(buf, "Through the mists of the portal, you can faintly see %s",nrp->n
ame);

  CREATE(ed , struct extra_descr_data, 1);
  ed->next = tmp_obj->ex_description;
  tmp_obj->ex_description = ed;
  CREATE(ed->keyword, char, strlen(tmp_obj->name) + 1);
  strcpy(ed->keyword, tmp_obj->name);
  ed->description = str_dup(buf);

  tmp_obj->obj_flags.value[0] = 1;
  tmp_obj->obj_flags.value[1] = tmp_ch->in_room;
  obj_to_room(tmp_obj,ch->in_room);

  act("$p suddenly appears.",TRUE,ch,tmp_obj,0,TO_ROOM);
  act("$p suddenly appears.",TRUE,ch,tmp_obj,0,TO_CHAR);

/* Portal at other side */
   rp = &world[ch->in_room];
   tmp_obj2 = read_object(PORTAL, VIRTUAL);
   if (!rp || !tmp_obj2) {
     send_to_char("The magic fails\n\r", ch);
     extract_obj(tmp_obj2);
     return;
   }
  sprintf(buf,"Through the mists of the portal, you can faintly see %s", rp->na
me);

  CREATE(ed , struct extra_descr_data, 1);
  ed->next = tmp_obj2->ex_description;
  tmp_obj2->ex_description = ed;
  CREATE(ed->keyword, char, strlen(tmp_obj2->name) + 1);
  strcpy(ed->keyword, tmp_obj2->name);
  ed->description = str_dup(buf);
  tmp_obj2->obj_flags.value[0] = 1;
  tmp_obj2->obj_flags.value[1] = ch->in_room;
  obj_to_room(tmp_obj2,tmp_ch->in_room);
  act("$p suddenly appears.", TRUE, tmp_ch, tmp_obj2, 0, TO_ROOM);
  act("$p suddenly appears.", TRUE, tmp_ch, tmp_obj2, 0, TO_CHAR);
}

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