예제 #1
0
/* this function takes a real number for a room and returns:
   FALSE - mortals shouldn't be able to teleport to this destination 
   TRUE - mortals CAN teleport to this destination 
 * accepts NULL ch data
 */
int valid_mortal_tele_dest(struct char_data *ch, room_rnum dest, bool dim_lock) {

  if (dest == NOWHERE)
    return FALSE;

  if (IS_AFFECTED(ch, AFF_DIM_LOCK) && dim_lock)
    return FALSE;
  
  /* this function needs a vnum, not rnum */
  if (ch && !House_can_enter(ch, GET_ROOM_VNUM(dest)))
    return FALSE;

  if (ZONE_FLAGGED(GET_ROOM_ZONE(dest), ZONE_NOASTRAL))
    return FALSE;

  if (ROOM_FLAGGED(dest, ROOM_PRIVATE))
    return FALSE;

  if (ROOM_FLAGGED(dest, ROOM_DEATH))
    return FALSE;

  if (ROOM_FLAGGED(dest, ROOM_GODROOM))
    return FALSE;

  if (ZONE_FLAGGED(GET_ROOM_ZONE(dest), ZONE_CLOSED))
    return FALSE;

  if (ZONE_FLAGGED(GET_ROOM_ZONE(dest), ZONE_NOASTRAL))
    return FALSE;

  //passed all tests!
  return TRUE;
}
예제 #2
0
bool show_worldmap(struct char_data *ch) {
  room_rnum rm = IN_ROOM(ch);
  zone_rnum zn = GET_ROOM_ZONE(rm);

  if (ROOM_FLAGGED(rm, ROOM_WORLDMAP)) return TRUE;
  if (ZONE_FLAGGED(zn, ZONE_WORLDMAP)) return TRUE;

  return FALSE;
}
예제 #3
0
/** Move a PC/NPC character from their current location to a new location. This
 * is the standard movement locomotion function that all normal walking
 * movement by characters should be sent through. This function also defines
 * the move cost of normal locomotion as:
 * ( (move cost for source room) + (move cost for destination) ) / 2
 *
 * @pre Function assumes that ch has no master controlling character, that
 * ch has no followers (in other words followers won't be moved by this
 * function) and that the direction traveled in is one of the valid, enumerated
 * direction.
 * @param ch The character structure to attempt to move.
 * @param dir The defined direction (NORTH, SOUTH, etc...) to attempt to
 * move into.
 * @param need_specials_check If TRUE will cause
 * @retval int 1 for a successful move (ch is now in a new location)
 * or 0 for a failed move (ch is still in the original location). */
int do_simple_move(struct char_data *ch, int dir, int need_specials_check)
{
  /* Begin Local variable definitions */
  /*---------------------------------------------------------------------*/
  /* Used in our special proc check. By default, we pass a NULL argument
   * when checking for specials */
  char spec_proc_args[MAX_INPUT_LENGTH] = "";
  /* The room the character is currently in and will move from... */
  room_rnum was_in = IN_ROOM(ch);
  /* ... and the room the character will move into. */
  room_rnum going_to = EXIT(ch, dir)->to_room;
  /* How many movement points are required to travel from was_in to going_to.
   * We redefine this later when we need it. */
  int need_movement = 0;
  /* Contains the "leave" message to display to the was_in room. */
  char leave_message[SMALL_BUFSIZE];
  /*---------------------------------------------------------------------*/
  /* End Local variable definitions */


  /* Begin checks that can prevent a character from leaving the was_in room. */
  /* Future checks should be implemented within this section and return 0.   */
  /*---------------------------------------------------------------------*/
  /* Check for special routines that might activate because of the move and
   * also might prevent the movement. Special requires commands, so we pass
   * in the "command" equivalent of the direction (ie. North is '1' in the
   * command list, but NORTH is defined as '0').
   * Note -- only check if following; this avoids 'double spec-proc' bug */
  if (need_specials_check && special(ch, dir + 1, spec_proc_args))
    return 0;

  /* Leave Trigger Checks: Does a leave trigger block exit from the room? */
  if (!leave_mtrigger(ch, dir) || IN_ROOM(ch) != was_in) /* prevent teleport crashes */
    return 0;
  if (!leave_wtrigger(&world[IN_ROOM(ch)], ch, dir) || IN_ROOM(ch) != was_in) /* prevent teleport crashes */
    return 0;
  if (!leave_otrigger(&world[IN_ROOM(ch)], ch, dir) || IN_ROOM(ch) != was_in) /* prevent teleport crashes */
    return 0;

  /* Charm effect: Does it override the movement? */
  if (AFF_FLAGGED(ch, AFF_CHARM) && ch->master && was_in == IN_ROOM(ch->master))
  {
    send_to_char(ch, "The thought of leaving your master makes you weep.\r\n");
    act("$n bursts into tears.", FALSE, ch, 0, 0, TO_ROOM);
    return (0);
  }

  /* Water, No Swimming Rooms: Does the deep water prevent movement? */
  if ((SECT(was_in) == SECT_WATER_NOSWIM) ||
      (SECT(going_to) == SECT_WATER_NOSWIM))
  {
    if (!has_boat(ch))
    {
      send_to_char(ch, "You need a boat to go there.\r\n");
      return (0);
    }
  }

  /* Flying Required: Does lack of flying prevent movement? */
  if ((SECT(was_in) == SECT_FLYING) || (SECT(going_to) == SECT_FLYING))
  {
    if (!has_flight(ch))
    {
      send_to_char(ch, "You need to be flying to go there!\r\n");
      return (0);
    }
  }

  /* Underwater Room: Does lack of underwater breathing prevent movement? */
  if ((SECT(was_in) == SECT_UNDERWATER) || (SECT(going_to) == SECT_UNDERWATER))
  {
    if (!has_scuba(ch) && !IS_NPC(ch) && !PRF_FLAGGED(ch, PRF_NOHASSLE)) {
      send_to_char(ch, "You need to be able to breathe water to go there!\r\n");
      return (0);
    }
  }

  /* Houses: Can the player walk into the house? */
  if (ROOM_FLAGGED(was_in, ROOM_ATRIUM))
  {
    if (!House_can_enter(ch, GET_ROOM_VNUM(going_to)))
    {
      send_to_char(ch, "That's private property -- no trespassing!\r\n");
      return (0);
    }
  }

  /* Check zone level recommendations */
  if ((ZONE_MINLVL(GET_ROOM_ZONE(going_to)) != -1) && ZONE_MINLVL(GET_ROOM_ZONE(going_to)) > GET_LEVEL(ch)) {
    send_to_char(ch, "This zone is above your recommended level.\r\n");
  }

  /* Check zone flag restrictions */
  if (ZONE_FLAGGED(GET_ROOM_ZONE(going_to), ZONE_CLOSED)) {
    send_to_char(ch, "A mysterious barrier forces you back! That area is off-limits.\r\n");
    return (0);
  }
  if (ZONE_FLAGGED(GET_ROOM_ZONE(going_to), ZONE_NOIMMORT) && (GET_ADMLEVEL(ch) >= ADMLVL_IMMORT) && (GET_ADMLEVEL(ch) < ADMLVL_GRGOD)) {
    send_to_char(ch, "A mysterious barrier forces you back! That area is off-limits.\r\n");
    return (0);
  }

  /* Room Size Capacity: Is the room full of people already? */
  if (ROOM_FLAGGED(going_to, ROOM_TUNNEL) &&
      num_pc_in_room(&(world[going_to])) >= CONFIG_TUNNEL_SIZE)
  {
    if (CONFIG_TUNNEL_SIZE > 1)
      send_to_char(ch, "There isn't enough room for you to go there!\r\n");
    else
      send_to_char(ch, "There isn't enough room there for more than one person!\r\n");
    return (0);
  }

  /* Room Level Requirements: Is ch privileged enough to enter the room? */
  if (ROOM_FLAGGED(going_to, ROOM_GODROOM) && GET_ADMLEVEL(ch) < ADMLVL_GOD)
  {
    send_to_char(ch, "You aren't godly enough to use that room!\r\n");
    return (0);
  }

  /* All checks passed, nothing will prevent movement now other than lack of
   * move points. */
  /* move points needed is avg. move loss for src and destination sect type */
  need_movement = (movement_loss[SECT(was_in)] +
		   movement_loss[SECT(going_to)]) / 2;

  /* Move Point Requirement Check */
  if (GET_MOVE(ch) < need_movement && !IS_NPC(ch))
  {
    if (need_specials_check && ch->master)
      send_to_char(ch, "You are too exhausted to follow.\r\n");
    else
      send_to_char(ch, "You are too exhausted.\r\n");

    return (0);
  }

  /*---------------------------------------------------------------------*/
  /* End checks that can prevent a character from leaving the was_in room. */


  /* Begin: the leave operation. */
  /*---------------------------------------------------------------------*/
  /* If applicable, subtract movement cost. */
  if (GET_ADMLEVEL(ch) < ADMLVL_IMMORT && !IS_NPC(ch))
    GET_MOVE(ch) -= need_movement;

  /* Generate the leave message and display to others in the was_in room. */
  if (!AFF_FLAGGED(ch, AFF_SNEAK))
  {
    snprintf(leave_message, sizeof(leave_message), "$n leaves %s.", dirs[dir]);
    act(leave_message, TRUE, ch, 0, 0, TO_ROOM);
  }

  char_from_room(ch);
  char_to_room(ch, going_to);
  /*---------------------------------------------------------------------*/
  /* End: the leave operation. The character is now in the new room. */


  /* Begin: Post-move operations. */
  /*---------------------------------------------------------------------*/
  /* Post Move Trigger Checks: Check the new room for triggers.
   * Assumptions: The character has already truly left the was_in room. If
   * the entry trigger "prevents" movement into the room, it is the triggers
   * job to provide a message to the original was_in room. */
  if (!entry_mtrigger(ch) || !enter_wtrigger(&world[going_to], ch, dir)) {
    char_from_room(ch);
    char_to_room(ch, was_in);
    return 0;
  }

  /* Display arrival information to anyone in the destination room... */
  if (!AFF_FLAGGED(ch, AFF_SNEAK))
    act("$n has arrived.", TRUE, ch, 0, 0, TO_ROOM);

  /* ... and the room description to the character. */
  if (ch->desc != NULL)
    look_at_room(ch, 0);

  /* ... and Kill the player if the room is a death trap. */
  if (ROOM_FLAGGED(going_to, ROOM_DEATH) && GET_ADMLEVEL(ch) < ADMLVL_IMMORT)
  {
    mudlog(BRF, ADMLVL_IMMORT, TRUE, "%s hit death trap #%d (%s)", GET_NAME(ch), GET_ROOM_VNUM(going_to), world[going_to].name);
    death_cry(ch);
    extract_char(ch);
    return (0);
  }

  /* At this point, the character is safe and in the room. */
  /* Fire memory and greet triggers, check and see if the greet trigger
   * prevents movement, and if so, move the player back to the previous room. */
  entry_memory_mtrigger(ch);
  if (!greet_mtrigger(ch, dir))
  {
    char_from_room(ch);
    char_to_room(ch, was_in);
    look_at_room(ch, 0);
    /* Failed move, return a failure */
    return (0);
  }
  else
    greet_memory_mtrigger(ch);
  /*---------------------------------------------------------------------*/
  /* End: Post-move operations. */

  /* Only here is the move successful *and* complete. Return success for
   * calling functions to handle post move operations. */
  return (1);
}