1 files changed, 278 insertions, 0 deletions
diff --git a/src/game/TaxiHandler.cpp b/src/game/TaxiHandler.cpp
new file mode 100644
index 00000000000..e804bec8463
--- /dev/null
+++ b/src/game/TaxiHandler.cpp
@@ -0,0 +1,278 @@
+/*
+ * Copyright (C) 2005-2008 MaNGOS <http://www.mangosproject.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 "World.h"
+#include "ObjectMgr.h"
+#include "Player.h"
+#include "UpdateMask.h"
+#include "Path.h"
+#include "WaypointMovementGenerator.h"
+#include "DestinationHolderImp.h"
+
+#include <cassert>
+
+void WorldSession::HandleTaxiNodeStatusQueryOpcode( WorldPacket & recv_data )
+{
+    CHECK_PACKET_SIZE(recv_data,8);
+
+    sLog.outDebug( "WORLD: Received CMSG_TAXINODE_STATUS_QUERY" );
+
+    uint64 guid;
+
+    recv_data >> guid;
+    SendTaxiStatus( guid );
+}
+
+void WorldSession::SendTaxiStatus( uint64 guid )
+{
+    // cheating checks
+    Creature *unit = ObjectAccessor::GetCreature(*_player, 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());
+
+    // 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::HandleTaxiQueryAvailableNodesOpcode( WorldPacket & recv_data )
+{
+    CHECK_PACKET_SIZE(recv_data,8);
+
+    sLog.outDebug( "WORLD: Received CMSG_TAXIQUERYAVAILABLENODES" );
+
+    uint64 guid;
+    recv_data >> guid;
+
+    // cheating checks
+    Creature *unit = ObjectAccessor::GetNPCIfCanInteractWith(*_player, guid, UNIT_NPC_FLAG_FLIGHTMASTER);
+    if (!unit)
+    {
+        sLog.outDebug( "WORLD: HandleTaxiQueryAvailableNodesOpcode - 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()->RemoveSpellsCausingAura(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());
+
+    if ( curloc == 0 )
+        return;
+
+    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" );
+}
+
+void WorldSession::SendDoFlight( uint16 MountId, uint32 path, uint32 pathNode )
+{
+    // remove fake death
+    if(GetPlayer()->hasUnitState(UNIT_STAT_DIED))
+        GetPlayer()->RemoveSpellsCausingAura(SPELL_AURA_FEIGN_DEATH);
+
+    while(GetPlayer()->GetMotionMaster()->GetCurrentMovementGeneratorType()==FLIGHT_MOTION_TYPE)
+        GetPlayer()->GetMotionMaster()->MovementExpired(false);
+
+    GetPlayer()->Mount( MountId );
+    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());
+
+    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::HandleActivateTaxiFarOpcode ( WorldPacket & recv_data )
+{
+    CHECK_PACKET_SIZE(recv_data,8+4+4);
+
+    sLog.outDebug( "WORLD: Received CMSG_ACTIVATETAXIEXPRESS" );
+
+    uint64 guid;
+    uint32 node_count, _totalcost;
+
+    recv_data >> guid >> _totalcost >> node_count;
+
+    Creature *npc = ObjectAccessor::GetNPCIfCanInteractWith(*_player, guid, UNIT_NPC_FLAG_FLIGHTMASTER);
+    if (!npc)
+    {
+        sLog.outDebug( "WORLD: HandleActivateTaxiFarOpcode - Unit (GUID: %u) not found or you can't interact with it.", uint32(GUID_LOPART(guid)) );
+        return;
+    }
+    // recheck
+    CHECK_PACKET_SIZE(recv_data,8+4+4+node_count*4);
+
+    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, 0, npc);
+}
+
+void WorldSession::HandleTaxiNextDestinationOpcode(WorldPacket& /*recv_data*/)
+{
+    sLog.outDebug( "WORLD: Received CMSG_MOVE_SPLINE_DONE" );
+
+    // 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 proccess 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 );
+
+        uint16 MountId = objmgr.GetTaxiMount(sourcenode, GetPlayer()->GetTeam());
+
+        uint32 path, cost;
+        objmgr.GetTaxiPath( sourcenode, destinationnode, path, cost);
+
+        if(path && MountId)
+            SendDoFlight( MountId, 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
+}
+
+void WorldSession::HandleActivateTaxiOpcode( WorldPacket & recv_data )
+{
+    CHECK_PACKET_SIZE(recv_data,8+4+4);
+
+    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 = ObjectAccessor::GetNPCIfCanInteractWith(*_player, 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, 0, npc);
+}