/**
   * Called when the portal is ready to take the player to the destination.
   *
   * @param event The Portal event.
   */
  @EventHandler
  public void playerPortal(PlayerPortalEvent event) {
    if (event.isCancelled()) {
      return;
    }
    PortalDetector detector = new PortalDetector(this.plugin);
    try {
      String destString = detector.getNotchPortalDestination(event.getPlayer(), event.getFrom());
      if (destString != null) {
        this.plugin.log(Level.FINER, "Found a Multiverse Sign");
        DestinationFactory df = this.plugin.getCore().getDestFactory();
        event.useTravelAgent(true);
        MVDestination dest = df.getDestination(destString);
        event.setPortalTravelAgent(
            new MVTravelAgent(this.plugin.getCore(), dest, event.getPlayer()));
        event.setTo(dest.getLocation(event.getPlayer()));
      }

    } catch (NoMultiverseSignFoundException e) {
      // This will simply act as a notch portal.
      this.plugin.log(Level.FINER, "Did NOT find a Multiverse Sign");
    } catch (MoreThanOneSignFoundException e) {
      this.plugin
          .getCore()
          .getMessaging()
          .sendMessage(
              event.getPlayer(),
              String.format(
                  "%sSorry %sbut more than 1 sign was found where the second line was [mv] or [multiverse]. Please remove one of the signs.",
                  ChatColor.RED, ChatColor.WHITE),
              false);
      event.setCancelled(true);
    }
  }