src/game/Corpse.cpp

   1 /*
   2  * Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19 #include "Common.h"
  20 #include "Corpse.h"
  21 #include "Player.h"
  22 #include "UpdateMask.h"
  23 #include "MapManager.h"
  24 #include "ObjectAccessor.h"
  25 #include "Database/DatabaseEnv.h"
  26 #include "Opcodes.h"
  27 #include "WorldSession.h"
  28 #include "WorldPacket.h"
  29 #include "GossipDef.h"
  30 #include "World.h"
  31
  32 Corpse::Corpse(CorpseType type) : WorldObject()
  33 {
  34     m_objectType |= TYPEMASK_CORPSE;
  35     m_objectTypeId = TYPEID_CORPSE;
  36                                                             // 2.3.2 - 0x58
  37     m_updateFlag = (UPDATEFLAG_LOWGUID | UPDATEFLAG_HIGHGUID | UPDATEFLAG_HAS_POSITION);
  38
  39     m_valuesCount = CORPSE_END;
  40
  41     m_type = type;
  42
  43     m_time = time(NULL);
  44
  45     lootForBody = false;
  46 }
  47
  48 Corpse::~Corpse()
  49 {
  50 }
  51
  52 void Corpse::AddToWorld()
  53 {
  54     ///- Register the corpse for guid lookup
  55     if(!IsInWorld()) ObjectAccessor::Instance().AddObject(this);
  56     Object::AddToWorld();
  57 }
  58
  59 void Corpse::RemoveFromWorld()
  60 {
  61     ///- Remove the corpse from the accessor
  62     if(IsInWorld()) ObjectAccessor::Instance().RemoveObject(this);
  63     Object::RemoveFromWorld();
  64 }
  65
  66 bool Corpse::Create( uint32 guidlow )
  67 {
  68     Object::_Create(guidlow, 0, HIGHGUID_CORPSE);
  69     return true;
  70 }
  71
  72 bool Corpse::Create( uint32 guidlow, Player *owner, uint32 mapid, float x, float y, float z, float ang )
  73 {
  74     SetInstanceId(owner->GetInstanceId());
  75
  76     WorldObject::_Create(guidlow, HIGHGUID_CORPSE, mapid);
  77
  78     Relocate(x,y,z,ang);
  79
  80     if(!IsPositionValid())
  81     {
  82         sLog.outError("ERROR: Corpse (guidlow %d, owner %s) not created. Suggested coordinates isn't valid (X: %f Y: %f)",
  83             guidlow,owner->GetName(),x,y);
  84         return false;
  85     }
  86
  87     SetFloatValue( OBJECT_FIELD_SCALE_X, 1 );
  88     SetFloatValue( CORPSE_FIELD_POS_X, x );
  89     SetFloatValue( CORPSE_FIELD_POS_Y, y );
  90     SetFloatValue( CORPSE_FIELD_POS_Z, z );
  91     SetFloatValue( CORPSE_FIELD_FACING, ang );
  92     SetUInt64Value( CORPSE_FIELD_OWNER, owner->GetGUID() );
  93
  94     m_grid = MaNGOS::ComputeGridPair(GetPositionX(), GetPositionY());
  95
  96     return true;
  97 }
  98
  99 void Corpse::SaveToDB()
 100 {
 101     // prevent DB data inconsistance problems and duplicates
 102     CharacterDatabase.BeginTransaction();
 103     DeleteFromDB();
 104
 105     std::ostringstream ss;
 106     ss  << "INSERT INTO corpse (guid,player,position_x,position_y,position_z,orientation,zone,map,data,time,corpse_type,instance) VALUES ("
 107         << GetGUIDLow() << ", " << GUID_LOPART(GetOwnerGUID()) << ", " << GetPositionX() << ", " << GetPositionY() << ", " << GetPositionZ() << ", "
 108         << GetOrientation() << ", "  << GetZoneId() << ", "  << GetMapId() << ", '";
 109     for(uint16 i = 0; i < m_valuesCount; i++ )
 110         ss << GetUInt32Value(i) << " ";
 111     ss << "'," << uint64(m_time) <<", " << uint32(GetType()) << ", " << int(GetInstanceId()) << ")";
 112     CharacterDatabase.Execute( ss.str().c_str() );
 113     CharacterDatabase.CommitTransaction();
 114 }
 115
 116 void Corpse::DeleteBonesFromWorld()
 117 {
 118     assert(GetType()==CORPSE_BONES);
 119     Corpse* corpse = ObjectAccessor::GetCorpse(*this, GetGUID());
 120
 121     if (!corpse)
 122     {
 123         sLog.outError("Bones %u not found in world.", GetGUIDLow());
 124         return;
 125     }
 126
 127     AddObjectToRemoveList();
 128 }
 129
 130 void Corpse::DeleteFromDB()
 131 {
 132     if(GetType() == CORPSE_BONES)
 133         // only specific bones
 134         CharacterDatabase.PExecute("DELETE FROM corpse WHERE guid = '%d'", GetGUIDLow());
 135     else
 136         // all corpses (not bones)
 137         CharacterDatabase.PExecute("DELETE FROM corpse WHERE player = '%d' AND corpse_type <> '0'",  GUID_LOPART(GetOwnerGUID()));
 138 }
 139
 140 bool Corpse::LoadFromDB(uint32 guid, QueryResult *result)
 141 {
 142     bool external = (result != NULL);
 143     if (!external)
 144         //                                        0          1          2          3           4   5    6    7           8
 145         result = CharacterDatabase.PQuery("SELECT position_x,position_y,position_z,orientation,map,data,time,corpse_type,instance FROM corpse WHERE guid = '%u'",guid);
 146
 147     if( ! result )
 148     {
 149         sLog.outError("ERROR: Corpse (GUID: %u) not found in table `corpse`, can't load. ",guid);
 150         return false;
 151     }
 152
 153     Field *fields = result->Fetch();
 154
 155     if(!LoadFromDB(guid,fields))
 156     {
 157         if (!external) delete result;
 158         return false;
 159     }
 160
 161     if (!external) delete result;
 162     return true;
 163 }
 164
 165 bool Corpse::LoadFromDB(uint32 guid, Field *fields)
 166 {
 167     //                                          0          1          2          3           4   5    6    7           8
 168     //result = CharacterDatabase.PQuery("SELECT position_x,position_y,position_z,orientation,map,data,time,corpse_type,instance FROM corpse WHERE guid = '%u'",guid);
 169     float positionX = fields[0].GetFloat();
 170     float positionY = fields[1].GetFloat();
 171     float positionZ = fields[2].GetFloat();
 172     float ort       = fields[3].GetFloat();
 173     uint32 mapid    = fields[4].GetUInt32();
 174
 175     if(!LoadValues( fields[5].GetString() ))
 176     {
 177         sLog.outError("ERROR: Corpse #%d have broken data in `data` field. Can't be loaded.",guid);
 178         return false;
 179     }
 180
 181     m_time             = time_t(fields[6].GetUInt64());
 182     m_type             = CorpseType(fields[7].GetUInt32());
 183     if(m_type >= MAX_CORPSE_TYPE)
 184     {
 185         sLog.outError("ERROR: Corpse (guidlow %d, owner %d) have wrong corpse type, not load.",GetGUIDLow(),GUID_LOPART(GetOwnerGUID()));
 186         return false;
 187     }
 188     uint32 instanceid  = fields[8].GetUInt32();
 189
 190     // overwrite possible wrong/corrupted guid
 191     SetUInt64Value(OBJECT_FIELD_GUID, MAKE_NEW_GUID(guid, 0, HIGHGUID_CORPSE));
 192
 193     // place
 194     SetInstanceId(instanceid);
 195     SetMapId(mapid);
 196     Relocate(positionX,positionY,positionZ,ort);
 197
 198     if(!IsPositionValid())
 199     {
 200         sLog.outError("ERROR: Corpse (guidlow %d, owner %d) not created. Suggested coordinates isn't valid (X: %f Y: %f)",
 201             GetGUIDLow(),GUID_LOPART(GetOwnerGUID()),GetPositionX(),GetPositionY());
 202         return false;
 203     }
 204
 205     m_grid = MaNGOS::ComputeGridPair(GetPositionX(), GetPositionY());
 206
 207     return true;
 208 }
 209
 210 bool Corpse::isVisibleForInState(Player const* u, bool inVisibleList) const
 211 {
 212     return IsInWorld() && u->IsInWorld() && IsWithinDistInMap(u,World::GetMaxVisibleDistanceForObject()+(inVisibleList ? World::GetVisibleObjectGreyDistance() : 0.0f), false);
 213 }