src/game/Corpse.cpp

   1 /*
   2  * Copyright (C) 2005-2013 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 "Corpse.h"
  20 #include "Player.h"
  21 #include "UpdateMask.h"
  22 #include "ObjectAccessor.h"
  23 #include "ObjectGuid.h"
  24 #include "Database/DatabaseEnv.h"
  25 #include "Opcodes.h"
  26 #include "GossipDef.h"
  27 #include "World.h"
  28 #include "ObjectMgr.h"
  29
  30 Corpse::Corpse(CorpseType type) : WorldObject()
  31 {
  32     m_objectType |= TYPEMASK_CORPSE;
  33     m_objectTypeId = TYPEID_CORPSE;
  34
  35     m_updateFlag = UPDATEFLAG_HAS_POSITION;
  36
  37     m_valuesCount = CORPSE_END;
  38
  39     m_type = type;
  40
  41     m_time = time(NULL);
  42
  43     lootForBody = false;
  44 }
  45
  46 Corpse::~Corpse()
  47 {
  48 }
  49
  50 void Corpse::AddToWorld()
  51 {
  52     ///- Register the corpse for guid lookup
  53     if (!IsInWorld())
  54         sObjectAccessor.AddObject(this);
  55
  56     Object::AddToWorld();
  57 }
  58
  59 void Corpse::RemoveFromWorld()
  60 {
  61     ///- Remove the corpse from the accessor
  62     if (IsInWorld())
  63         sObjectAccessor.RemoveObject(this);
  64
  65     Object::RemoveFromWorld();
  66 }
  67
  68 bool Corpse::Create(uint32 guidlow)
  69 {
  70     Object::_Create(guidlow, 0, HIGHGUID_CORPSE);
  71     return true;
  72 }
  73
  74 bool Corpse::Create(uint32 guidlow, Player* owner)
  75 {
  76     MANGOS_ASSERT(owner);
  77
  78     WorldObject::_Create(guidlow, HIGHGUID_CORPSE, owner->GetPhaseMask());
  79     Relocate(owner->GetPositionX(), owner->GetPositionY(), owner->GetPositionZ(), owner->GetOrientation());
  80
  81     // we need to assign owner's map for corpse
  82     // in other way we will get a crash in Corpse::SaveToDB()
  83     SetMap(owner->GetMap());
  84
  85     if (!IsPositionValid())
  86     {
  87         sLog.outError("Corpse (guidlow %d, owner %s) not created. Suggested coordinates isn't valid (X: %f Y: %f)",
  88                       guidlow, owner->GetName(), owner->GetPositionX(), owner->GetPositionY());
  89         return false;
  90     }
  91
  92     SetObjectScale(DEFAULT_OBJECT_SCALE);
  93     SetGuidValue(CORPSE_FIELD_OWNER, owner->GetObjectGuid());
  94
  95     m_grid = MaNGOS::ComputeGridPair(GetPositionX(), GetPositionY());
  96
  97     return true;
  98 }
  99
 100 void Corpse::SaveToDB()
 101 {
 102     // bones should not be saved to DB (would be deleted on startup anyway)
 103     MANGOS_ASSERT(GetType() != CORPSE_BONES);
 104
 105     // prevent DB data inconsistence problems and duplicates
 106     CharacterDatabase.BeginTransaction();
 107     DeleteFromDB();
 108
 109     std::ostringstream ss;
 110     ss  << "INSERT INTO corpse (guid,player,position_x,position_y,position_z,orientation,map,time,corpse_type,instance,phaseMask) VALUES ("
 111         << GetGUIDLow() << ", "
 112         << GetOwnerGuid().GetCounter() << ", "
 113         << GetPositionX() << ", "
 114         << GetPositionY() << ", "
 115         << GetPositionZ() << ", "
 116         << GetOrientation() << ", "
 117         << GetMapId() << ", "
 118         << uint64(m_time) << ", "
 119         << uint32(GetType()) << ", "
 120         << int(GetInstanceId()) << ", "
 121         << uint16(GetPhaseMask()) << ")";           // prevent out of range error
 122     CharacterDatabase.Execute(ss.str().c_str());
 123     CharacterDatabase.CommitTransaction();
 124 }
 125
 126 void Corpse::DeleteBonesFromWorld()
 127 {
 128     MANGOS_ASSERT(GetType() == CORPSE_BONES);
 129     Corpse* corpse = GetMap()->GetCorpse(GetObjectGuid());
 130
 131     if (!corpse)
 132     {
 133         sLog.outError("Bones %u not found in world.", GetGUIDLow());
 134         return;
 135     }
 136
 137     AddObjectToRemoveList();
 138 }
 139
 140 void Corpse::DeleteFromDB()
 141 {
 142     // bones should not be saved to DB (would be deleted on startup anyway)
 143     MANGOS_ASSERT(GetType() != CORPSE_BONES);
 144
 145     // all corpses (not bones)
 146     static SqlStatementID id;
 147
 148     SqlStatement stmt = CharacterDatabase.CreateStatement(id, "DELETE FROM corpse WHERE player = ? AND corpse_type <> '0'");
 149     stmt.PExecute(GetOwnerGuid().GetCounter());
 150 }
 151
 152 bool Corpse::LoadFromDB(uint32 lowguid, Field* fields)
 153 {
 154     ////                                                    0            1       2                  3                  4                  5                   6
 155     // QueryResult *result = CharacterDatabase.Query("SELECT corpse.guid, player, corpse.position_x, corpse.position_y, corpse.position_z, corpse.orientation, corpse.map,"
 156     ////   7     8            9         10         11      12    13     14           15            16              17       18
 157     //    "time, corpse_type, instance, phaseMask, gender, race, class, playerBytes, playerBytes2, equipmentCache, guildId, playerFlags FROM corpse"
 158     uint32 playerLowGuid = fields[1].GetUInt32();
 159     float positionX     = fields[2].GetFloat();
 160     float positionY     = fields[3].GetFloat();
 161     float positionZ     = fields[4].GetFloat();
 162     float orientation   = fields[5].GetFloat();
 163     uint32 mapid        = fields[6].GetUInt32();
 164
 165     Object::_Create(lowguid, 0, HIGHGUID_CORPSE);
 166
 167     m_time = time_t(fields[7].GetUInt64());
 168     m_type = CorpseType(fields[8].GetUInt32());
 169
 170     if (m_type >= MAX_CORPSE_TYPE)
 171     {
 172         sLog.outError("%s Owner %s have wrong corpse type (%i), not load.", GetGuidStr().c_str(), GetOwnerGuid().GetString().c_str(), m_type);
 173         return false;
 174     }
 175
 176     uint32 instanceid   = fields[9].GetUInt32();
 177     uint32 phaseMask    = fields[10].GetUInt32();
 178     uint8 gender        = fields[11].GetUInt8();
 179     uint8 race          = fields[12].GetUInt8();
 180     uint8 _class        = fields[13].GetUInt8();
 181     uint32 playerBytes  = fields[14].GetUInt32();
 182     uint32 playerBytes2 = fields[15].GetUInt32();
 183     uint32 guildId      = fields[17].GetUInt32();
 184     uint32 playerFlags  = fields[18].GetUInt32();
 185
 186     ObjectGuid guid = ObjectGuid(HIGHGUID_CORPSE, lowguid);
 187     ObjectGuid playerGuid = ObjectGuid(HIGHGUID_PLAYER, playerLowGuid);
 188
 189     // overwrite possible wrong/corrupted guid
 190     SetGuidValue(OBJECT_FIELD_GUID, guid);
 191     SetGuidValue(CORPSE_FIELD_OWNER, playerGuid);
 192
 193     SetObjectScale(DEFAULT_OBJECT_SCALE);
 194
 195     PlayerInfo const* info = sObjectMgr.GetPlayerInfo(race, _class);
 196     if (!info)
 197     {
 198         sLog.outError("Player %u has incorrect race/class pair.", GetGUIDLow());
 199         return false;
 200     }
 201     SetUInt32Value(CORPSE_FIELD_DISPLAY_ID, gender == GENDER_FEMALE ? info->displayId_f : info->displayId_m);
 202
 203     // Load equipment
 204     Tokens data = StrSplit(fields[16].GetCppString(), " ");
 205     for (uint8 slot = 0; slot < EQUIPMENT_SLOT_END; ++slot)
 206     {
 207         uint32 visualbase = slot * 2;
 208         uint32 item_id = GetUInt32ValueFromArray(data, visualbase);
 209         const ItemPrototype* proto = ObjectMgr::GetItemPrototype(item_id);
 210         if (!proto)
 211         {
 212             SetUInt32Value(CORPSE_FIELD_ITEM + slot, 0);
 213             continue;
 214         }
 215
 216         SetUInt32Value(CORPSE_FIELD_ITEM + slot, proto->DisplayInfoID | (proto->InventoryType << 24));
 217     }
 218
 219     uint8 skin       = (uint8)(playerBytes);
 220     uint8 face       = (uint8)(playerBytes >> 8);
 221     uint8 hairstyle  = (uint8)(playerBytes >> 16);
 222     uint8 haircolor  = (uint8)(playerBytes >> 24);
 223     uint8 facialhair = (uint8)(playerBytes2);
 224     SetUInt32Value(CORPSE_FIELD_BYTES_1, ((0x00) | (race << 8) | (gender << 16) | (skin << 24)));
 225     SetUInt32Value(CORPSE_FIELD_BYTES_2, ((face) | (hairstyle << 8) | (haircolor << 16) | (facialhair << 24)));
 226
 227     //SetUInt32Value(CORPSE_FIELD_GUILD, guildId);
 228
 229     uint32 flags = CORPSE_FLAG_UNK2;
 230     if (playerFlags & PLAYER_FLAGS_HIDE_HELM)
 231         flags |= CORPSE_FLAG_HIDE_HELM;
 232     if (playerFlags & PLAYER_FLAGS_HIDE_CLOAK)
 233         flags |= CORPSE_FLAG_HIDE_CLOAK;
 234     SetUInt32Value(CORPSE_FIELD_FLAGS, flags);
 235
 236     // no need to mark corpse as lootable, because corpses are not saved in battle grounds
 237
 238     // place
 239     SetLocationInstanceId(instanceid);
 240     SetLocationMapId(mapid);
 241     SetPhaseMask(phaseMask, false);
 242     Relocate(positionX, positionY, positionZ, orientation);
 243
 244     if (!IsPositionValid())
 245     {
 246         sLog.outError("%s Owner %s not created. Suggested coordinates isn't valid (X: %f Y: %f)",
 247                       GetGuidStr().c_str(), GetOwnerGuid().GetString().c_str(), GetPositionX(), GetPositionY());
 248         return false;
 249     }
 250
 251     m_grid = MaNGOS::ComputeGridPair(GetPositionX(), GetPositionY());
 252
 253     return true;
 254 }
 255
 256 bool Corpse::isVisibleForInState(Player const* u, WorldObject const* viewPoint, bool inVisibleList) const
 257 {
 258     return IsInWorld() && u->IsInWorld() && IsWithinDistInMap(viewPoint, GetMap()->GetVisibilityDistance() + (inVisibleList ? World::GetVisibleObjectGreyDistance() : 0.0f), false);
 259 }
 260
 261 bool Corpse::IsHostileTo(Unit const* unit) const
 262 {
 263     if (Player* owner = sObjectMgr.GetPlayer(GetOwnerGuid()))
 264         return owner->IsHostileTo(unit);
 265     else
 266         return false;
 267 }
 268
 269 bool Corpse::IsFriendlyTo(Unit const* unit) const
 270 {
 271     if (Player* owner = sObjectMgr.GetPlayer(GetOwnerGuid()))
 272         return owner->IsFriendlyTo(unit);
 273     else
 274         return true;
 275 }
 276
 277 bool Corpse::IsExpired(time_t t) const
 278 {
 279     if (m_type == CORPSE_BONES)
 280         return m_time < t - 60 * MINUTE;
 281     else
 282         return m_time < t - 3 * DAY;
 283 }