1 files changed, 287 insertions, 0 deletions
diff --git a/src/server/game/Movement/TaxiHandler.cpp b/src/server/game/Movement/TaxiHandler.cpp
new file mode 100644
index 00000000000..b0660527f71
--- /dev/null
+++ b/src/server/game/Movement/TaxiHandler.cpp
@@ -0,0 +1,287 @@
+/*
+ * Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
+ *
+ * Copyright (C) 2008-2010 Trinity <http://www.trinitycore.org/>
+ *
+ * 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 "UpdateMask.h"
+#include "Path.h"
+#include "WaypointMovementGenerator.h"
+#include "DestinationHolderImp.h"
+
+void WorldSession::HandleTaxiNodeStatusQueryOpcode(WorldPacket & recv_data)
+{
+    sLog.outDebug("WORLD: Received CMSG_TAXINODE_STATUS_QUERY");
+
+    uint64 guid;
+
+    recv_data >> guid;
+    SendTaxiStatus(guid);
+}
+
+void WorldSession::SendTaxiStatus(uint64 guid)
+{
+    // cheating checks
+    Creature *unit = GetPlayer()->GetMap()->GetCreature(guid);
+    if (!unit)
+    {
+        sLog.outDebug("WorldSession::SendTaxiStatus - Unit (GUID: %u) not found.", uint32(GUID_LOPART(guid)));
+        return;
+    }
+
+    uint32 curloc = objmgr.GetNearestTaxiNode(unit->GetPositionX(),unit->GetPositionY(),unit->GetPositionZ(),unit->GetMapId(),GetPlayer()->GetTeam());
+
+    // not found nearest
+    if (curloc == 0)
+        return;
+
+    sLog.outDebug("WORLD: current location %u ",curloc);
+
+    WorldPacket data(SMSG_TAXINODE_STATUS, 9);
+    data << guid;
+    data << uint8(GetPlayer()->m_taxi.IsTaximaskNodeKnown(curloc) ? 1 : 0);
+    SendPacket(&data);
+    sLog.outDebug("WORLD: Sent SMSG_TAXINODE_STATUS");
+}
+
+void WorldSession::HandleTaxiQueryAvailableNodes(WorldPacket & recv_data)
+{
+    sLog.outDebug("WORLD: Received CMSG_TAXIQUERYAVAILABLENODES");
+
+    uint64 guid;
+    recv_data >> guid;
+
+    // cheating checks
+    Creature *unit = GetPlayer()->GetNPCIfCanInteractWith(guid, UNIT_NPC_FLAG_FLIGHTMASTER);
+    if (!unit)
+    {
+        sLog.outDebug("WORLD: HandleTaxiQueryAvailableNodes - Unit (GUID: %u) not found or you can't interact with him.", uint32(GUID_LOPART(guid)));
+        return;
+    }
+
+    // remove fake death
+    if (GetPlayer()->hasUnitState(UNIT_STAT_DIED))
+        GetPlayer()->RemoveAurasByType(SPELL_AURA_FEIGN_DEATH);
+
+    // unknown taxi node case
+    if (SendLearnNewTaxiNode(unit))
+        return;
+
+    // known taxi node case
+    SendTaxiMenu(unit);
+}
+
+void WorldSession::SendTaxiMenu(Creature* unit)
+{
+    // find current node
+    uint32 curloc = objmgr.GetNearestTaxiNode(unit->GetPositionX(),unit->GetPositionY(),unit->GetPositionZ(),unit->GetMapId(),GetPlayer()->GetTeam());
+
+    if (curloc == 0)
+        return;
+
+    bool lastTaxiCheaterState = GetPlayer()->isTaxiCheater();
+    if (unit->GetEntry() == 29480) GetPlayer()->SetTaxiCheater(true); // Grimwing in Ebon Hold, special case. NOTE: Not perfect, Zul'Aman should not be included according to WoWhead, and I think taxicheat includes it.
+
+    sLog.outDebug("WORLD: CMSG_TAXINODE_STATUS_QUERY %u ",curloc);
+
+    WorldPacket data(SMSG_SHOWTAXINODES, (4+8+4+8*4));
+    data << uint32(1);
+    data << uint64(unit->GetGUID());
+    data << uint32(curloc);
+    GetPlayer()->m_taxi.AppendTaximaskTo(data,GetPlayer()->isTaxiCheater());
+    SendPacket(&data);
+
+    sLog.outDebug("WORLD: Sent SMSG_SHOWTAXINODES");
+
+    GetPlayer()->SetTaxiCheater(lastTaxiCheaterState);
+}
+
+void WorldSession::SendDoFlight(uint32 mountDisplayId, uint32 path, uint32 pathNode)
+{
+    // remove fake death
+    if (GetPlayer()->hasUnitState(UNIT_STAT_DIED))
+        GetPlayer()->RemoveAurasByType(SPELL_AURA_FEIGN_DEATH);
+
+    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 = objmgr.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 << uint64(unit->GetGUID());
+        update << uint8(1);
+        SendPacket(&update);
+
+        return true;
+    }
+    else
+        return false;
+}
+
+void WorldSession::HandleActivateTaxiExpressOpcode (WorldPacket & recv_data)
+{
+    sLog.outDebug("WORLD: Received CMSG_ACTIVATETAXIEXPRESS");
+
+    uint64 guid;
+    uint32 node_count;
+
+    recv_data >> guid >> node_count;
+
+    Creature *npc = GetPlayer()->GetNPCIfCanInteractWith(guid, UNIT_NPC_FLAG_FLIGHTMASTER);
+    if (!npc)
+    {
+        sLog.outDebug("WORLD: HandleActivateTaxiExpressOpcode - Unit (GUID: %u) not found or you can't interact with it.", uint32(GUID_LOPART(guid)));
+        return;
+    }
+    std::vector<uint32> nodes;
+
+    for (uint32 i = 0; i < node_count; ++i)
+    {
+        uint32 node;
+        recv_data >> node;
+        nodes.push_back(node);
+    }
+
+    if (nodes.empty())
+        return;
+
+    sLog.outDebug("WORLD: Received CMSG_ACTIVATETAXIEXPRESS from %d to %d" ,nodes.front(),nodes.back());
+
+    GetPlayer()->ActivateTaxiPathTo(nodes, npc);
+}
+
+void WorldSession::HandleMoveSplineDoneOpcode(WorldPacket& recv_data)
+{
+    sLog.outDebug("WORLD: Received CMSG_MOVE_SPLINE_DONE");
+
+    uint64 guid;                                            // used only for proper packet read
+    if (!recv_data.readPackGUID(guid))
+        return;
+
+    MovementInfo movementInfo;                              // used only for proper packet read
+    ReadMovementInfo(recv_data, &movementInfo);
+
+    recv_data.read_skip<uint32>();                          // unk
+
+    // in taxi flight packet received in 2 case:
+    // 1) end taxi path in far (multi-node) flight
+    // 2) switch from one map to other in case multim-map taxi path
+    // we need process only (1)
+
+    uint32 curDest = GetPlayer()->m_taxi.GetTaxiDestination();
+    if (!curDest)
+        return;
+
+    TaxiNodesEntry const* curDestNode = sTaxiNodesStore.LookupEntry(curDest);
+
+    // far teleport case
+    if (curDestNode && curDestNode->map_id != GetPlayer()->GetMapId())
+    {
+        if (GetPlayer()->GetMotionMaster()->GetCurrentMovementGeneratorType() == FLIGHT_MOTION_TYPE)
+        {
+            // short preparations to continue flight
+            FlightPathMovementGenerator* flight = (FlightPathMovementGenerator*)(GetPlayer()->GetMotionMaster()->top());
+
+            flight->SetCurrentNodeAfterTeleport();
+            Path::PathNode const& node = flight->GetPath()[flight->GetCurrentNode()];
+            flight->SkipCurrentNode();
+
+            GetPlayer()->TeleportTo(curDestNode->map_id,node.x,node.y,node.z,GetPlayer()->GetOrientation());
+        }
+        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);
+            }
+        }
+
+        sLog.outDebug("WORLD: Taxi has to go from %u to %u", sourcenode, destinationnode);
+
+        uint32 mountDisplayId = objmgr.GetTaxiMountDisplayId(sourcenode, GetPlayer()->GetTeam());
+
+        uint32 path, cost;
+        objmgr.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
+        return;
+    }
+
+    GetPlayer()->CleanupAfterTaxiFlight();
+    GetPlayer()->SetFallInformation(0, GetPlayer()->GetPositionZ());
+    if (GetPlayer()->pvpInfo.inHostileArea)
+        GetPlayer()->CastSpell(GetPlayer(), 2479, true);
+}
+
+void WorldSession::HandleActivateTaxiOpcode(WorldPacket & recv_data)
+{
+    sLog.outDebug("WORLD: Received CMSG_ACTIVATETAXI");
+
+    uint64 guid;
+    std::vector<uint32> nodes;
+    nodes.resize(2);
+
+    recv_data >> guid >> nodes[0] >> nodes[1];
+    sLog.outDebug("WORLD: Received CMSG_ACTIVATETAXI from %d to %d" ,nodes[0],nodes[1]);
+    Creature *npc = GetPlayer()->GetNPCIfCanInteractWith(guid, UNIT_NPC_FLAG_FLIGHTMASTER);
+    if (!npc)
+    {
+        sLog.outDebug("WORLD: HandleActivateTaxiOpcode - Unit (GUID: %u) not found or you can't interact with it.", uint32(GUID_LOPART(guid)));
+        return;
+    }
+
+    GetPlayer()->ActivateTaxiPathTo(nodes, npc);
+}