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TaxiHandler.cpp
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TaxiHandler.cpp
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/*
* This file is part of the CMaNGOS Project. See AUTHORS file for Copyright information
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "Common.h"
#include "Database/DatabaseEnv.h"
#include "WorldPacket.h"
#include "WorldSession.h"
#include "Opcodes.h"
#include "Log.h"
#include "ObjectMgr.h"
#include "Player.h"
#include "Path.h"
#include "WaypointMovementGenerator.h"
void WorldSession::HandleTaxiNodeStatusQueryOpcode(WorldPacket& recv_data)
{
DEBUG_LOG("WORLD: Received opcode CMSG_TAXINODE_STATUS_QUERY");
ObjectGuid guid;
recv_data >> guid;
SendTaxiStatus(guid);
}
void WorldSession::SendTaxiStatus(ObjectGuid guid)
{
// cheating checks
Creature* unit = GetPlayer()->GetMap()->GetCreature(guid);
if (!unit)
{
DEBUG_LOG("WorldSession::SendTaxiStatus - %s not found or you can't interact with it.", guid.GetString().c_str());
return;
}
uint32 curloc = sObjectMgr.GetNearestTaxiNode(unit->GetPositionX(), unit->GetPositionY(), unit->GetPositionZ(), unit->GetMapId(), GetPlayer()->GetTeam());
// not found nearest
if (curloc == 0)
return;
DEBUG_LOG("WORLD: current location %u ", curloc);
WorldPacket data(SMSG_TAXINODE_STATUS, 9);
data << ObjectGuid(guid);
data << uint8(GetPlayer()->m_taxi.IsTaximaskNodeKnown(curloc) ? 1 : 0);
SendPacket(&data);
DEBUG_LOG("WORLD: Sent SMSG_TAXINODE_STATUS");
}
void WorldSession::HandleTaxiQueryAvailableNodes(WorldPacket& recv_data)
{
DEBUG_LOG("WORLD: Received opcode CMSG_TAXIQUERYAVAILABLENODES");
ObjectGuid guid;
recv_data >> guid;
// cheating checks
Creature* unit = GetPlayer()->GetNPCIfCanInteractWith(guid, UNIT_NPC_FLAG_FLIGHTMASTER);
if (!unit)
{
DEBUG_LOG("WORLD: HandleTaxiQueryAvailableNodes - %s not found or you can't interact with him.", guid.GetString().c_str());
return;
}
// unknown taxi node case
if (SendLearnNewTaxiNode(unit))
return;
// known taxi node case
SendTaxiMenu(unit);
}
void WorldSession::SendTaxiMenu(Creature* unit)
{
// find current node
uint32 curloc = sObjectMgr.GetNearestTaxiNode(unit->GetPositionX(), unit->GetPositionY(), unit->GetPositionZ(), unit->GetMapId(), GetPlayer()->GetTeam());
if (curloc == 0)
return;
DEBUG_LOG("WORLD: CMSG_TAXINODE_STATUS_QUERY %u ", curloc);
WorldPacket data(SMSG_SHOWTAXINODES, (4 + 8 + 4 + 8 * 4));
data << uint32(1);
data << unit->GetObjectGuid();
data << uint32(curloc);
GetPlayer()->m_taxi.AppendTaximaskTo(data, GetPlayer()->isTaxiCheater());
SendPacket(&data);
DEBUG_LOG("WORLD: Sent SMSG_SHOWTAXINODES");
}
void WorldSession::SendDoFlight(uint32 mountDisplayId, uint32 path, uint32 pathNode)
{
while (GetPlayer()->GetMotionMaster()->GetCurrentMovementGeneratorType() == FLIGHT_MOTION_TYPE)
GetPlayer()->GetMotionMaster()->MovementExpired(false);
if (mountDisplayId)
GetPlayer()->Mount(mountDisplayId);
GetPlayer()->GetMotionMaster()->MoveTaxiFlight(path, pathNode);
}
bool WorldSession::SendLearnNewTaxiNode(Creature* unit)
{
// find current node
uint32 curloc = sObjectMgr.GetNearestTaxiNode(unit->GetPositionX(), unit->GetPositionY(), unit->GetPositionZ(), unit->GetMapId(), GetPlayer()->GetTeam());
if (curloc == 0)
return true; // `true` send to avoid WorldSession::SendTaxiMenu call with one more curlock seartch with same false result.
if (GetPlayer()->m_taxi.SetTaximaskNode(curloc))
{
WorldPacket msg(SMSG_NEW_TAXI_PATH, 0);
SendPacket(&msg);
WorldPacket update(SMSG_TAXINODE_STATUS, 9);
update << ObjectGuid(unit->GetObjectGuid());
update << uint8(1);
SendPacket(&update);
return true;
}
else
return false;
}
void WorldSession::SendActivateTaxiReply(ActivateTaxiReply reply)
{
WorldPacket data(SMSG_ACTIVATETAXIREPLY, 4);
data << uint32(reply);
SendPacket(&data);
DEBUG_LOG("WORLD: Sent SMSG_ACTIVATETAXIREPLY");
}
void WorldSession::HandleActivateTaxiExpressOpcode(WorldPacket& recv_data)
{
DEBUG_LOG("WORLD: Received opcode CMSG_ACTIVATETAXIEXPRESS");
ObjectGuid guid;
uint32 node_count;
recv_data >> guid >> node_count;
Creature* npc = GetPlayer()->GetNPCIfCanInteractWith(guid, UNIT_NPC_FLAG_FLIGHTMASTER);
if (!npc)
{
DEBUG_LOG("WORLD: HandleActivateTaxiExpressOpcode - %s not found or you can't interact with it.", guid.GetString().c_str());
return;
}
std::vector<uint32> nodes;
for (uint32 i = 0; i < node_count; ++i)
{
uint32 node;
recv_data >> node;
if (!_player->m_taxi.IsTaximaskNodeKnown(node) && !_player->isTaxiCheater())
{
SendActivateTaxiReply(ERR_TAXINOTVISITED);
recv_data.rpos(recv_data.wpos()); // prevent additional spam at rejected packet
return;
}
nodes.push_back(node);
}
if (nodes.empty())
return;
DEBUG_LOG("WORLD: Received opcode CMSG_ACTIVATETAXIEXPRESS from %d to %d" , nodes.front(), nodes.back());
GetPlayer()->ActivateTaxiPathTo(nodes, npc);
}
void WorldSession::HandleMoveSplineDoneOpcode(WorldPacket& recv_data)
{
DEBUG_LOG("WORLD: Received opcode CMSG_MOVE_SPLINE_DONE");
ObjectGuid guid; // used only for proper packet read
MovementInfo movementInfo; // used only for proper packet read
recv_data >> guid.ReadAsPacked();
recv_data >> movementInfo;
recv_data >> Unused<uint32>(); // unk
// in taxi flight packet received at the end of current path in far (multi-node) flight
uint32 curDest = GetPlayer()->m_taxi.GetTaxiDestination();
if (!curDest)
return;
uint32 destinationnode = GetPlayer()->m_taxi.NextTaxiDestination();
if (destinationnode > 0) // if more destinations to go
{
// current source node for next destination
uint32 sourcenode = GetPlayer()->m_taxi.GetTaxiSource();
// Add to taximask middle hubs in taxicheat mode (to prevent having player with disabled taxicheat and not having back flight path)
if (GetPlayer()->isTaxiCheater())
{
if (GetPlayer()->m_taxi.SetTaximaskNode(sourcenode))
{
WorldPacket data(SMSG_NEW_TAXI_PATH, 0);
_player->GetSession()->SendPacket(&data);
}
}
DEBUG_LOG("WORLD: Taxi has to go from %u to %u", sourcenode, destinationnode);
uint32 mountDisplayId = sObjectMgr.GetTaxiMountDisplayId(sourcenode, GetPlayer()->GetTeam());
uint32 path, cost;
sObjectMgr.GetTaxiPath(sourcenode, destinationnode, path, cost);
if (path && mountDisplayId)
SendDoFlight(mountDisplayId, path, 1); // skip start fly node
else
GetPlayer()->m_taxi.ClearTaxiDestinations(); // clear problematic path and next
}
else
{
GetPlayer()->m_taxi.ClearTaxiDestinations(); // not destinations, clear source node
// has taxi flight just finished reset fall information to avoid receiving fall damage
GetPlayer()->SetFallInformation(0, movementInfo.GetPos()->z);
}
}
void WorldSession::HandleActivateTaxiOpcode(WorldPacket& recv_data)
{
DEBUG_LOG("WORLD: Received opcode CMSG_ACTIVATETAXI");
ObjectGuid guid;
std::vector<uint32> nodes;
nodes.resize(2);
recv_data >> guid >> nodes[0] >> nodes[1];
DEBUG_LOG("WORLD: Received opcode CMSG_ACTIVATETAXI from %d to %d" , nodes[0], nodes[1]);
Creature* npc = GetPlayer()->GetNPCIfCanInteractWith(guid, UNIT_NPC_FLAG_FLIGHTMASTER);
if (!npc)
{
DEBUG_LOG("WORLD: HandleActivateTaxiOpcode - %s not found or you can't interact with it.", guid.GetString().c_str());
return;
}
if (!_player->isTaxiCheater())
{
if (!_player->m_taxi.IsTaximaskNodeKnown(nodes[0]) || !_player->m_taxi.IsTaximaskNodeKnown(nodes[1]))
{
SendActivateTaxiReply(ERR_TAXINOTVISITED);
return;
}
}
GetPlayer()->ActivateTaxiPathTo(nodes, npc);
}