Corpse.cpp

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/*
 * This file is part of the TrinityCore 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, see <http://www.gnu.org/licenses/>.
 */
 
#include "CharacterCache.h"
#include "Common.h"
#include "Corpse.h"
#include "DatabaseEnv.h"
#include "DB2Stores.h"
#include "GameTime.h"
#include "Log.h"
#include "Loot.h"
#include "Map.h"
#include "PhasingHandler.h"
#include "Player.h"
#include "StringConvert.h"
#include "UpdateData.h"
#include "WorldPacket.h"
#include <sstream>
 
Corpse::Corpse(CorpseType type) : WorldObject(type != CORPSE_BONES), m_type(type)
{
    m_objectTypeId = TYPEID_CORPSE;
 
    m_updateFlag.Stationary = true;
 
    m_entityFragments.Add(WowCS::EntityFragment::Tag_Corpse, false);
 
    m_time = GameTime::GetGameTime();
 
    lootRecipient = nullptr;
}
 
Corpse::~Corpse() { }
 
void Corpse::AddToWorld()
{
    if (!IsInWorld())
        GetMap()->GetObjectsStore().Insert<Corpse>(this);
 
    Object::AddToWorld();
}
 
void Corpse::RemoveFromWorld()
{
    if (IsInWorld())
        GetMap()->GetObjectsStore().Remove<Corpse>(this);
 
    WorldObject::RemoveFromWorld();
}
 
bool Corpse::Create(ObjectGuid::LowType guidlow, Map* map)
{
    _Create(ObjectGuid::Create<HighGuid::Corpse>(map->GetId(), 0, guidlow));
    return true;
}
 
bool Corpse::Create(ObjectGuid::LowType guidlow, Player* owner)
{
    ASSERT(owner);
 
    Relocate(owner->GetPositionX(), owner->GetPositionY(), owner->GetPositionZ(), owner->GetOrientation());
 
    if (!IsPositionValid())
    {
        TC_LOG_ERROR("entities.player", "Corpse (guidlow {}, owner {}) not created. Suggested coordinates isn't valid (X: {} Y: {})",
            guidlow, owner->GetName(), owner->GetPositionX(), owner->GetPositionY());
        return false;
    }
 
    _Create(ObjectGuid::Create<HighGuid::Corpse>(owner->GetMapId(), 0, guidlow));
 
    SetObjectScale(1.0f);
    SetOwnerGUID(owner->GetGUID());
 
    PhasingHandler::InheritPhaseShift(this, owner);
 
    return true;
}
 
void Corpse::Update(uint32 diff)
{
    WorldObject::Update(diff);
 
    if (m_loot)
        m_loot->Update();
}
 
void Corpse::SaveToDB()
{
    // prevent DB data inconsistence problems and duplicates
    CharacterDatabaseTransaction trans = CharacterDatabase.BeginTransaction();
    DeleteFromDB(trans);
 
    std::ostringstream items;
    for (uint32 itemSlot = 0; itemSlot < m_corpseData->Items.size(); ++itemSlot)
        items << GetItem(itemSlot) << ' ';
 
    uint16 index = 0;
    CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_INS_CORPSE);
    stmt->setUInt64(index++, GetOwnerGUID().GetCounter());                            // guid
    stmt->setFloat (index++, GetPositionX());                                         // posX
    stmt->setFloat (index++, GetPositionY());                                         // posY
    stmt->setFloat (index++, GetPositionZ());                                         // posZ
    stmt->setFloat (index++, GetOrientation());                                       // orientation
    stmt->setUInt16(index++, GetMapId());                                             // mapId
    stmt->setUInt32(index++, GetDisplayId());                                         // displayId
    stmt->setString(index++, std::move(items).str());                                 // itemCache
    stmt->setUInt8 (index++, GetRace());                                              // race
    stmt->setUInt8 (index++, GetClass());                                             // class
    stmt->setUInt8 (index++, GetSex());                                               // gender
    stmt->setUInt8 (index++, GetCorpseFlags());                                       // flags
    stmt->setUInt8 (index++, GetCorpseDynamicFlags());                                // dynFlags
    stmt->setUInt32(index++, uint32(m_time));                                         // time
    stmt->setUInt8 (index++, GetType());                                              // corpseType
    stmt->setUInt32(index++, GetInstanceId());                                        // instanceId
    trans->Append(stmt);
 
    for (PhaseShift::PhaseRef const& phase : GetPhaseShift().GetPhases())
    {
        index = 0;
        stmt = CharacterDatabase.GetPreparedStatement(CHAR_INS_CORPSE_PHASES);
        stmt->setUInt64(index++, GetOwnerGUID().GetCounter());                        // OwnerGuid
        stmt->setUInt32(index++, phase.Id);                                           // PhaseId
        trans->Append(stmt);
    }
 
    for (UF::ChrCustomizationChoice customization : m_corpseData->Customizations)
    {
        index = 0;
        stmt = CharacterDatabase.GetPreparedStatement(CHAR_INS_CORPSE_CUSTOMIZATIONS);
        stmt->setUInt64(index++, GetOwnerGUID().GetCounter());                        // OwnerGuid
        stmt->setUInt32(index++, customization.ChrCustomizationOptionID);
        stmt->setUInt32(index++, customization.ChrCustomizationChoiceID);
        trans->Append(stmt);
    }
 
    CharacterDatabase.CommitTransaction(trans);
}
 
void Corpse::DeleteFromDB(CharacterDatabaseTransaction trans)
{
    DeleteFromDB(GetOwnerGUID(), trans);
}
 
void Corpse::DeleteFromDB(ObjectGuid const& ownerGuid, CharacterDatabaseTransaction trans)
{
    CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_DEL_CORPSE);
    stmt->setUInt64(0, ownerGuid.GetCounter());
    CharacterDatabase.ExecuteOrAppend(trans, stmt);
 
    stmt = CharacterDatabase.GetPreparedStatement(CHAR_DEL_CORPSE_PHASES);
    stmt->setUInt64(0, ownerGuid.GetCounter());
    CharacterDatabase.ExecuteOrAppend(trans, stmt);
 
    stmt = CharacterDatabase.GetPreparedStatement(CHAR_DEL_CORPSE_CUSTOMIZATIONS);
    stmt->setUInt64(0, ownerGuid.GetCounter());
    CharacterDatabase.ExecuteOrAppend(trans, stmt);
}
 
void Corpse::ResetGhostTime()
{
    m_time = GameTime::GetGameTime();
}
 
bool Corpse::LoadCorpseFromDB(ObjectGuid::LowType guid, Field* fields)
{
    //        0     1     2     3            4      5          6          7     8      9       10     11        12    13          14          15
    // SELECT posX, posY, posZ, orientation, mapId, displayId, itemCache, race, class, gender, flags, dynFlags, time, corpseType, instanceId, guid FROM corpse WHERE mapId = ? AND instanceId = ?
 
    float posX   = fields[0].GetFloat();
    float posY   = fields[1].GetFloat();
    float posZ   = fields[2].GetFloat();
    float o      = fields[3].GetFloat();
    uint32 mapId = fields[4].GetUInt16();
 
    _Create(ObjectGuid::Create<HighGuid::Corpse>(mapId, 0, guid));
 
    SetObjectScale(1.0f);
    SetDisplayId(fields[5].GetUInt32());
    std::vector<std::string_view> items = Trinity::Tokenize(fields[6].GetStringView(), ' ', false);
    if (items.size() == m_corpseData->Items.size())
        for (size_t index = 0; index < m_corpseData->Items.size(); ++index)
            SetItem(index, Trinity::StringTo<uint32>(items[index]).value_or(0));
 
    SetRace(fields[7].GetUInt8());
    SetClass(fields[8].GetUInt8());
    SetSex(fields[9].GetUInt8());
    ReplaceAllCorpseFlags(CorpseFlags(fields[10].GetUInt8()));
    ReplaceAllCorpseDynamicFlags(CorpseDynFlags(fields[11].GetUInt8()));
    SetOwnerGUID(ObjectGuid::Create<HighGuid::Player>(fields[15].GetUInt64()));
    SetFactionTemplate(sChrRacesStore.AssertEntry(m_corpseData->RaceID)->FactionID);
 
    m_time = time_t(fields[12].GetUInt32());
 
    uint32 instanceId  = fields[14].GetUInt32();
 
    // place
    SetLocationInstanceId(instanceId);
    SetLocationMapId(mapId);
    Relocate(posX, posY, posZ, o);
 
    if (!IsPositionValid())
    {
        TC_LOG_ERROR("entities.player", "Corpse ({}, owner: {}) is not created, given coordinates are not valid (X: {}, Y: {}, Z: {})",
            GetGUID().ToString(), GetOwnerGUID().ToString(), posX, posY, posZ);
        return false;
    }
 
    return true;
}
 
bool Corpse::IsExpired(time_t t) const
{
    // Deleted character
    if (!sCharacterCache->HasCharacterCacheEntry(GetOwnerGUID()))
        return true;
 
    if (m_type == CORPSE_BONES)
        return m_time < t - 60 * MINUTE;
    else
        return m_time < t - 3 * DAY;
}
 
void Corpse::BuildValuesCreate(UF::UpdateFieldFlag flags, ByteBuffer& data, Player const* target) const
{
    m_objectData->WriteCreate(flags, data, target, this);
    m_corpseData->WriteCreate(flags, data, target, this);
}
 
void Corpse::BuildValuesUpdate(UF::UpdateFieldFlag flags, ByteBuffer& data, Player const* target) const
{
    data << uint32(m_values.GetChangedObjectTypeMask());
 
    if (m_values.HasChanged(TYPEID_OBJECT))
        m_objectData->WriteUpdate(flags, data, target, this);
 
    if (m_values.HasChanged(TYPEID_CORPSE))
        m_corpseData->WriteUpdate(flags, data, target, this);
}
 
void Corpse::BuildValuesUpdateForPlayerWithMask(UpdateData* data, UF::ObjectData::Mask const& requestedObjectMask,
    UF::CorpseData::Mask const& requestedCorpseMask, Player const* target, bool ignoreNestedChangesMask) const
{
    UF::UpdateFieldFlag flags = GetUpdateFieldFlagsFor(target);
    UpdateMask<NUM_CLIENT_OBJECT_TYPES> valuesMask;
    if (requestedObjectMask.IsAnySet())
        valuesMask.Set(TYPEID_OBJECT);
 
    if (requestedCorpseMask.IsAnySet())
        valuesMask.Set(TYPEID_CORPSE);
 
    ByteBuffer& buffer = PrepareValuesUpdateBuffer(data);
    std::size_t sizePos = buffer.wpos();
    buffer << uint32(0);
    BuildEntityFragmentsForValuesUpdateForPlayerWithMask(buffer, flags);
    buffer << uint32(valuesMask.GetBlock(0));
 
    if (valuesMask[TYPEID_OBJECT])
        m_objectData->WriteUpdate(requestedObjectMask, buffer, target, this, ignoreNestedChangesMask);
 
    if (valuesMask[TYPEID_CORPSE])
        m_corpseData->WriteUpdate(requestedCorpseMask, buffer, target, this, ignoreNestedChangesMask);
 
    buffer.put<uint32>(sizePos, buffer.wpos() - sizePos - 4);
 
    data->AddUpdateBlock();
}
 
void Corpse::ValuesUpdateForPlayerWithMaskSender::operator()(Player const* player) const
{
    UpdateData udata(Owner->GetMapId());
    WorldPacket packet;
 
    Owner->BuildValuesUpdateForPlayerWithMask(&udata, ObjectMask.GetChangesMask(), CorpseMask.GetChangesMask(), player, IgnoreNestedChangesMask);
 
    udata.BuildPacket(&packet);
    player->SendDirectMessage(&packet);
}
 
void Corpse::ClearValuesChangesMask()
{
    m_values.ClearChangesMask(&Corpse::m_corpseData);
    WorldObject::ClearValuesChangesMask();
}