/*
 * Copyright (C) 2005-2012 MaNGOS <http://getmangos.com/>
 *
 * 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 "Language.h"
#include "Database/DatabaseEnv.h"
#include "Database/DatabaseImpl.h"
#include "WorldPacket.h"
#include "Opcodes.h"
#include "Log.h"
#include "Player.h"
#include "World.h"
#include "GuildMgr.h"
#include "ObjectMgr.h"
#include "WorldSession.h"
#include "Auth/BigNumber.h"
#include "Auth/Sha1.h"
#include "UpdateData.h"
#include "LootMgr.h"
#include "Chat.h"
#include "ScriptMgr.h"
#include <zlib/zlib.h>
#include "ObjectAccessor.h"
#include "Object.h"
#include "BattleGround/BattleGround.h"
#include "OutdoorPvP/OutdoorPvP.h"
#include "Pet.h"
#include "SocialMgr.h"
#include "DBCEnums.h"

void WorldSession::HandleRepopRequestOpcode(WorldPacket& recv_data)
{
    DEBUG_LOG("WORLD: Recvd CMSG_REPOP_REQUEST Message");

    recv_data.read_skip<uint8>();

    if (GetPlayer()->isAlive() || GetPlayer()->HasFlag(PLAYER_FLAGS, PLAYER_FLAGS_GHOST))
        return;

    // the world update order is sessions, players, creatures
    // the netcode runs in parallel with all of these
    // creatures can kill players
    // so if the server is lagging enough the player can
    // release spirit after he's killed but before he is updated
    if (GetPlayer()->getDeathState() == JUST_DIED)
    {
        DEBUG_LOG("HandleRepopRequestOpcode: got request after player %s(%d) was killed and before he was updated", GetPlayer()->GetName(), GetPlayer()->GetGUIDLow());
        GetPlayer()->KillPlayer();
    }

    // this is spirit release confirm?
    GetPlayer()->RemovePet(PET_SAVE_REAGENTS);
    GetPlayer()->BuildPlayerRepop();
    GetPlayer()->RepopAtGraveyard();
}

void WorldSession::HandleWhoOpcode(WorldPacket& recv_data)
{
    DEBUG_LOG("WORLD: Recvd CMSG_WHO Message");
    // recv_data.hexlike();

    uint32 clientcount = 0;

    uint32 level_min, level_max, racemask, classmask, zones_count, str_count;
    uint32 zoneids[10];                                     // 10 is client limit
    std::string player_name, guild_name;

    recv_data >> level_min;                                 // maximal player level, default 0
    recv_data >> level_max;                                 // minimal player level, default 100 (MAX_LEVEL)
    recv_data >> player_name;                               // player name, case sensitive...

    recv_data >> guild_name;                                // guild name, case sensitive...

    recv_data >> racemask;                                  // race mask
    recv_data >> classmask;                                 // class mask
    recv_data >> zones_count;                               // zones count, client limit=10 (2.0.10)

    if (zones_count > 10)
        return;                                             // can't be received from real client or broken packet

    for (uint32 i = 0; i < zones_count; ++i)
    {
        uint32 temp;
        recv_data >> temp;                                  // zone id, 0 if zone is unknown...
        zoneids[i] = temp;
        DEBUG_LOG("Zone %u: %u", i, zoneids[i]);
    }

    recv_data >> str_count;                                 // user entered strings count, client limit=4 (checked on 2.0.10)

    if (str_count > 4)
        return;                                             // can't be received from real client or broken packet

    DEBUG_LOG("Minlvl %u, maxlvl %u, name %s, guild %s, racemask %u, classmask %u, zones %u, strings %u", level_min, level_max, player_name.c_str(), guild_name.c_str(), racemask, classmask, zones_count, str_count);

    std::wstring str[4];                                    // 4 is client limit
    for (uint32 i = 0; i < str_count; ++i)
    {
        std::string temp;
        recv_data >> temp;                                  // user entered string, it used as universal search pattern(guild+player name)?

        if (!Utf8toWStr(temp, str[i]))
            continue;

        wstrToLower(str[i]);

        DEBUG_LOG("String %u: %s", i, temp.c_str());
    }

    std::wstring wplayer_name;
    std::wstring wguild_name;
    if (!(Utf8toWStr(player_name, wplayer_name) && Utf8toWStr(guild_name, wguild_name)))
        return;
    wstrToLower(wplayer_name);
    wstrToLower(wguild_name);

    // client send in case not set max level value 100 but mangos support 255 max level,
    // update it to show GMs with characters after 100 level
    if (level_max >= MAX_LEVEL)
        level_max = STRONG_MAX_LEVEL;

    Team team = _player->GetTeam();
    uint32 security = GetSecurity();
    bool allowTwoSideWhoList = sWorld.getConfig(CONFIG_BOOL_ALLOW_TWO_SIDE_WHO_LIST);
    AccountTypes gmLevelInWhoList = (AccountTypes)sWorld.getConfig(CONFIG_UINT32_GM_LEVEL_IN_WHO_LIST);

    WorldPacket data(SMSG_WHO, 50);                         // guess size
    data << uint32(clientcount);                            // clientcount place holder, listed count
    data << uint32(clientcount);                            // clientcount place holder, online count

    // TODO: Guard Player map
    HashMapHolder<Player>::MapType& m = sObjectAccessor.GetPlayers();
    for (HashMapHolder<Player>::MapType::const_iterator itr = m.begin(); itr != m.end(); ++itr)
    {
        Player* pl = itr->second;

        if (security == SEC_PLAYER)
        {
            // player can see member of other team only if CONFIG_BOOL_ALLOW_TWO_SIDE_WHO_LIST
            if (pl->GetTeam() != team && !allowTwoSideWhoList)
                continue;

            // player can see MODERATOR, GAME MASTER, ADMINISTRATOR only if CONFIG_GM_IN_WHO_LIST
            if (pl->GetSession()->GetSecurity() > gmLevelInWhoList)
                continue;
        }

        // do not process players which are not in world
        if (!pl->IsInWorld())
            continue;

        // check if target is globally visible for player
        if (!pl->IsVisibleGloballyFor(_player))
            continue;

        // check if target's level is in level range
        uint32 lvl = pl->getLevel();
        if (lvl < level_min || lvl > level_max)
            continue;

        // check if class matches classmask
        uint32 class_ = pl->getClass();
        if (!(classmask & (1 << class_)))
            continue;

        // check if race matches racemask
        uint32 race = pl->getRace();
        if (!(racemask & (1 << race)))
            continue;

        uint32 pzoneid = pl->GetZoneId();
        uint8 gender = pl->getGender();

        bool z_show = true;
        for (uint32 i = 0; i < zones_count; ++i)
        {
            if (zoneids[i] == pzoneid)
            {
                z_show = true;
                break;
            }

            z_show = false;
        }
        if (!z_show)
            continue;

        std::string pname = pl->GetName();
        std::wstring wpname;
        if (!Utf8toWStr(pname, wpname))
            continue;
        wstrToLower(wpname);

        if (!(wplayer_name.empty() || wpname.find(wplayer_name) != std::wstring::npos))
            continue;

        std::string gname = sGuildMgr.GetGuildNameById(pl->GetGuildId());
        std::wstring wgname;
        if (!Utf8toWStr(gname, wgname))
            continue;
        wstrToLower(wgname);

        if (!(wguild_name.empty() || wgname.find(wguild_name) != std::wstring::npos))
            continue;

        std::string aname;
        if (AreaTableEntry const* areaEntry = GetAreaEntryByAreaID(pzoneid))
            aname = areaEntry->area_name[GetSessionDbcLocale()];

        bool s_show = true;
        for (uint32 i = 0; i < str_count; ++i)
        {
            if (!str[i].empty())
            {
                if (wgname.find(str[i]) != std::wstring::npos ||
                        wpname.find(str[i]) != std::wstring::npos ||
                        Utf8FitTo(aname, str[i]))
                {
                    s_show = true;
                    break;
                }
                s_show = false;
            }
        }
        if (!s_show)
            continue;

        data << pname;                                      // player name
        data << gname;                                      // guild name
        data << uint32(lvl);                                // player level
        data << uint32(class_);                             // player class
        data << uint32(race);                               // player race
        data << uint8(gender);                              // player gender
        data << uint32(pzoneid);                            // player zone id

        // 50 is maximum player count sent to client
        if ((++clientcount) == 50)
            break;
    }

    uint32 count = m.size();
    data.put(0, clientcount);                               // insert right count, listed count
    data.put(4, count > 50 ? count : clientcount);          // insert right count, online count

    SendPacket(&data);
    DEBUG_LOG("WORLD: Send SMSG_WHO Message");
}

void WorldSession::HandleLogoutRequestOpcode(WorldPacket& /*recv_data*/)
{
    DEBUG_LOG("WORLD: Recvd CMSG_LOGOUT_REQUEST Message, security - %u", GetSecurity());

    if (ObjectGuid lootGuid = GetPlayer()->GetLootGuid())
        DoLootRelease(lootGuid);

    // Can not logout if...
    if (GetPlayer()->isInCombat() ||                        //...is in combat
            GetPlayer()->duel         ||                    //...is in Duel
            //...is jumping ...is falling
            GetPlayer()->m_movementInfo.HasMovementFlag(MovementFlags(MOVEFLAG_FALLING | MOVEFLAG_FALLINGFAR)))
    {
        WorldPacket data(SMSG_LOGOUT_RESPONSE, 5);
        data << uint32(1);
        data << uint8(0);
        SendPacket(&data);
        LogoutRequest(0);
        return;
    }

    // instant logout in taverns/cities or on taxi or for admins, gm's, mod's if its enabled in mangosd.conf
    if (GetPlayer()->HasFlag(PLAYER_FLAGS, PLAYER_FLAGS_RESTING) || GetPlayer()->IsTaxiFlying() ||
            GetSecurity() >= (AccountTypes)sWorld.getConfig(CONFIG_UINT32_INSTANT_LOGOUT))
    {
        LogoutPlayer(true);
        return;
    }

    // not set flags if player can't free move to prevent lost state at logout cancel
    if (GetPlayer()->CanFreeMove())
    {
        float height = GetPlayer()->GetTerrain()->GetHeight(GetPlayer()->GetPositionX(), GetPlayer()->GetPositionY(), GetPlayer()->GetPositionZ());
        if ((GetPlayer()->GetPositionZ() < height + 0.1f) && !(GetPlayer()->IsInWater()))
            GetPlayer()->SetStandState(UNIT_STAND_STATE_SIT);

        WorldPacket data;
        GetPlayer()->BuildForceMoveRootPacket(&data, true, 2);
        SendPacket(&data);
        GetPlayer()->SetFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_STUNNED);
    }

    WorldPacket data(SMSG_LOGOUT_RESPONSE, 5);
    data << uint32(0);
    data << uint8(0);
    SendPacket(&data);
    LogoutRequest(time(NULL));
}

void WorldSession::HandlePlayerLogoutOpcode(WorldPacket& /*recv_data*/)
{
    DEBUG_LOG("WORLD: Recvd CMSG_PLAYER_LOGOUT Message");
}

void WorldSession::HandleLogoutCancelOpcode(WorldPacket& /*recv_data*/)
{
    DEBUG_LOG("WORLD: Recvd CMSG_LOGOUT_CANCEL Message");

    LogoutRequest(0);

    WorldPacket data(SMSG_LOGOUT_CANCEL_ACK, 0);
    SendPacket(&data);

    // not remove flags if can't free move - its not set in Logout request code.
    if (GetPlayer()->CanFreeMove())
    {
        //! we can move again
        GetPlayer()->BuildForceMoveRootPacket(&data, false, 0);
        SendPacket(&data);

        //! Stand Up
        GetPlayer()->SetStandState(UNIT_STAND_STATE_STAND);

        //! DISABLE_ROTATE
        GetPlayer()->RemoveFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_STUNNED);
    }

    DEBUG_LOG("WORLD: sent SMSG_LOGOUT_CANCEL_ACK Message");
}

void WorldSession::HandleTogglePvP(WorldPacket& recv_data)
{
    // this opcode can be used in two ways: Either set explicit new status or toggle old status
    if (recv_data.size() == 1)
    {
        bool newPvPStatus;
        recv_data >> newPvPStatus;
        GetPlayer()->ApplyModFlag(PLAYER_FLAGS, PLAYER_FLAGS_IN_PVP, newPvPStatus);
        GetPlayer()->ApplyModFlag(PLAYER_FLAGS, PLAYER_FLAGS_PVP_TIMER, !newPvPStatus);
    }
    else
    {
        GetPlayer()->ToggleFlag(PLAYER_FLAGS, PLAYER_FLAGS_IN_PVP);
        GetPlayer()->ToggleFlag(PLAYER_FLAGS, PLAYER_FLAGS_PVP_TIMER);
    }

    if (GetPlayer()->HasFlag(PLAYER_FLAGS, PLAYER_FLAGS_IN_PVP))
    {
        if (!GetPlayer()->IsPvP() || GetPlayer()->pvpInfo.endTimer != 0)
            GetPlayer()->UpdatePvP(true, true);
    }
    else
    {
        if (!GetPlayer()->pvpInfo.inHostileArea && GetPlayer()->IsPvP())
            GetPlayer()->pvpInfo.endTimer = time(NULL);     // start toggle-off
    }
}

void WorldSession::HandleZoneUpdateOpcode(WorldPacket& recv_data)
{
    uint32 newZone;
    recv_data >> newZone;

    DETAIL_LOG("WORLD: Recvd ZONE_UPDATE: %u", newZone);

    // use server size data
    uint32 newzone, newarea;
    GetPlayer()->GetZoneAndAreaId(newzone, newarea);
    GetPlayer()->UpdateZone(newzone, newarea);
}

void WorldSession::HandleSetTargetOpcode(WorldPacket& recv_data)
{
    // When this packet send?
    ObjectGuid guid ;
    recv_data >> guid;

    _player->SetTargetGuid(guid);

    // update reputation list if need
    Unit* unit = ObjectAccessor::GetUnit(*_player, guid);   // can select group members at diff maps
    if (!unit)
        return;

    if (FactionTemplateEntry const* factionTemplateEntry = sFactionTemplateStore.LookupEntry(unit->getFaction()))
        _player->GetReputationMgr().SetVisible(factionTemplateEntry);
}

void WorldSession::HandleSetSelectionOpcode(WorldPacket& recv_data)
{
    ObjectGuid guid;
    recv_data >> guid;

    _player->SetSelectionGuid(guid);

    // update reputation list if need
    Unit* unit = ObjectAccessor::GetUnit(*_player, guid);   // can select group members at diff maps
    if (!unit)
        return;

    if (FactionTemplateEntry const* factionTemplateEntry = sFactionTemplateStore.LookupEntry(unit->getFaction()))
        _player->GetReputationMgr().SetVisible(factionTemplateEntry);
}

void WorldSession::HandleStandStateChangeOpcode(WorldPacket& recv_data)
{
    // DEBUG_LOG( "WORLD: Received CMSG_STANDSTATECHANGE"  ); -- too many spam in log at lags/debug stop
    uint32 animstate;
    recv_data >> animstate;

    _player->SetStandState(animstate);
}

void WorldSession::HandleContactListOpcode(WorldPacket& recv_data)
{
    DEBUG_LOG("WORLD: Received CMSG_CONTACT_LIST");
    uint32 unk;
    recv_data >> unk;
    DEBUG_LOG("unk value is %u", unk);
    _player->GetSocial()->SendSocialList();
}

void WorldSession::HandleAddFriendOpcode(WorldPacket& recv_data)
{
    DEBUG_LOG("WORLD: Received CMSG_ADD_FRIEND");

    std::string friendName = GetMangosString(LANG_FRIEND_IGNORE_UNKNOWN);
    std::string friendNote;

    recv_data >> friendName;

    recv_data >> friendNote;

    if (!normalizePlayerName(friendName))
        return;

    CharacterDatabase.escape_string(friendName);            // prevent SQL injection - normal name don't must changed by this call

    DEBUG_LOG("WORLD: %s asked to add friend : '%s'",
              GetPlayer()->GetName(), friendName.c_str());

    CharacterDatabase.AsyncPQuery(&WorldSession::HandleAddFriendOpcodeCallBack, GetAccountId(), friendNote, "SELECT guid, race FROM characters WHERE name = '%s'", friendName.c_str());
}

void WorldSession::HandleAddFriendOpcodeCallBack(QueryResult* result, uint32 accountId, std::string friendNote)
{
    if (!result)
        return;

    uint32 friendLowGuid = (*result)[0].GetUInt32();
    ObjectGuid friendGuid = ObjectGuid(HIGHGUID_PLAYER, friendLowGuid);
    Team team = Player::TeamForRace((*result)[1].GetUInt8());

    delete result;

    WorldSession* session = sWorld.FindSession(accountId);
    if (!session || !session->GetPlayer())
        return;

    FriendsResult friendResult = FRIEND_NOT_FOUND;
    if (friendGuid)
    {
        if (friendGuid == session->GetPlayer()->GetObjectGuid())
            friendResult = FRIEND_SELF;
        else if (session->GetPlayer()->GetTeam() != team && !sWorld.getConfig(CONFIG_BOOL_ALLOW_TWO_SIDE_ADD_FRIEND) && session->GetSecurity() < SEC_MODERATOR)
            friendResult = FRIEND_ENEMY;
        else if (session->GetPlayer()->GetSocial()->HasFriend(friendGuid))
            friendResult = FRIEND_ALREADY;
        else
        {
            Player* pFriend = ObjectAccessor::FindPlayer(friendGuid);
            if (pFriend && pFriend->IsInWorld() && pFriend->IsVisibleGloballyFor(session->GetPlayer()))
                friendResult = FRIEND_ADDED_ONLINE;
            else
                friendResult = FRIEND_ADDED_OFFLINE;

            if (!session->GetPlayer()->GetSocial()->AddToSocialList(friendGuid, false))
            {
                friendResult = FRIEND_LIST_FULL;
                DEBUG_LOG("WORLD: %s's friend list is full.", session->GetPlayer()->GetName());
            }

            session->GetPlayer()->GetSocial()->SetFriendNote(friendGuid, friendNote);
        }
    }

    sSocialMgr.SendFriendStatus(session->GetPlayer(), friendResult, friendGuid, false);

    DEBUG_LOG("WORLD: Sent (SMSG_FRIEND_STATUS)");
}

void WorldSession::HandleDelFriendOpcode(WorldPacket& recv_data)
{
    ObjectGuid friendGuid;

    DEBUG_LOG("WORLD: Received CMSG_DEL_FRIEND");

    recv_data >> friendGuid;

    _player->GetSocial()->RemoveFromSocialList(friendGuid, false);

    sSocialMgr.SendFriendStatus(GetPlayer(), FRIEND_REMOVED, friendGuid, false);

    DEBUG_LOG("WORLD: Sent motd (SMSG_FRIEND_STATUS)");
}

void WorldSession::HandleAddIgnoreOpcode(WorldPacket& recv_data)
{
    DEBUG_LOG("WORLD: Received CMSG_ADD_IGNORE");

    std::string IgnoreName = GetMangosString(LANG_FRIEND_IGNORE_UNKNOWN);

    recv_data >> IgnoreName;

    if (!normalizePlayerName(IgnoreName))
        return;

    CharacterDatabase.escape_string(IgnoreName);            // prevent SQL injection - normal name don't must changed by this call

    DEBUG_LOG("WORLD: %s asked to Ignore: '%s'",
              GetPlayer()->GetName(), IgnoreName.c_str());

    CharacterDatabase.AsyncPQuery(&WorldSession::HandleAddIgnoreOpcodeCallBack, GetAccountId(), "SELECT guid FROM characters WHERE name = '%s'", IgnoreName.c_str());
}

void WorldSession::HandleAddIgnoreOpcodeCallBack(QueryResult* result, uint32 accountId)
{
    if (!result)
        return;

    uint32 ignoreLowGuid = (*result)[0].GetUInt32();
    ObjectGuid ignoreGuid = ObjectGuid(HIGHGUID_PLAYER, ignoreLowGuid);

    delete result;

    WorldSession* session = sWorld.FindSession(accountId);
    if (!session || !session->GetPlayer())
        return;

    FriendsResult ignoreResult = FRIEND_IGNORE_NOT_FOUND;
    if (ignoreGuid)
    {
        if (ignoreGuid == session->GetPlayer()->GetObjectGuid())
            ignoreResult = FRIEND_IGNORE_SELF;
        else if (session->GetPlayer()->GetSocial()->HasIgnore(ignoreGuid))
            ignoreResult = FRIEND_IGNORE_ALREADY;
        else
        {
            ignoreResult = FRIEND_IGNORE_ADDED;

            // ignore list full
            if (!session->GetPlayer()->GetSocial()->AddToSocialList(ignoreGuid, true))
                ignoreResult = FRIEND_IGNORE_FULL;
        }
    }

    sSocialMgr.SendFriendStatus(session->GetPlayer(), ignoreResult, ignoreGuid, false);

    DEBUG_LOG("WORLD: Sent (SMSG_FRIEND_STATUS)");
}

void WorldSession::HandleDelIgnoreOpcode(WorldPacket& recv_data)
{
    ObjectGuid ignoreGuid;

    DEBUG_LOG("WORLD: Received CMSG_DEL_IGNORE");

    recv_data >> ignoreGuid;

    _player->GetSocial()->RemoveFromSocialList(ignoreGuid, true);

    sSocialMgr.SendFriendStatus(GetPlayer(), FRIEND_IGNORE_REMOVED, ignoreGuid, false);

    DEBUG_LOG("WORLD: Sent motd (SMSG_FRIEND_STATUS)");
}

void WorldSession::HandleSetContactNotesOpcode(WorldPacket& recv_data)
{
    DEBUG_LOG("CMSG_SET_CONTACT_NOTES");
    ObjectGuid guid;
    std::string note;
    recv_data >> guid >> note;
    _player->GetSocial()->SetFriendNote(guid, note);
}

void WorldSession::HandleBugOpcode(WorldPacket& recv_data)
{
    uint32 suggestion, contentlen, typelen;
    std::string content, type;

    recv_data >> suggestion >> contentlen >> content;

    recv_data >> typelen >> type;

    if (suggestion == 0)
        DEBUG_LOG("WORLD: Received CMSG_BUG [Bug Report]");
    else
        DEBUG_LOG("WORLD: Received CMSG_BUG [Suggestion]");

    DEBUG_LOG("%s", type.c_str());
    DEBUG_LOG("%s", content.c_str());

    CharacterDatabase.escape_string(type);
    CharacterDatabase.escape_string(content);
    CharacterDatabase.PExecute("INSERT INTO bugreport (type,content) VALUES('%s', '%s')", type.c_str(), content.c_str());
}

void WorldSession::HandleReclaimCorpseOpcode(WorldPacket& recv_data)
{
    DETAIL_LOG("WORLD: Received CMSG_RECLAIM_CORPSE");

    ObjectGuid guid;
    recv_data >> guid;

    if (GetPlayer()->isAlive())
        return;

    // do not allow corpse reclaim in arena
    if (GetPlayer()->InArena())
        return;

    // body not released yet
    if (!GetPlayer()->HasFlag(PLAYER_FLAGS, PLAYER_FLAGS_GHOST))
        return;

    Corpse* corpse = GetPlayer()->GetCorpse();

    if (!corpse)
        return;

    // prevent resurrect before 30-sec delay after body release not finished
    if (corpse->GetGhostTime() + GetPlayer()->GetCorpseReclaimDelay(corpse->GetType() == CORPSE_RESURRECTABLE_PVP) > time(NULL))
        return;

    if (!corpse->IsWithinDistInMap(GetPlayer(), CORPSE_RECLAIM_RADIUS, true))
        return;

    // resurrect
    GetPlayer()->ResurrectPlayer(GetPlayer()->InBattleGround() ? 1.0f : 0.5f);

    // spawn bones
    GetPlayer()->SpawnCorpseBones();
}

void WorldSession::HandleResurrectResponseOpcode(WorldPacket& recv_data)
{
    DETAIL_LOG("WORLD: Received CMSG_RESURRECT_RESPONSE");

    ObjectGuid guid;
    uint8 status;
    recv_data >> guid;
    recv_data >> status;

    if (GetPlayer()->isAlive())
        return;

    if (status == 0)
    {
        GetPlayer()->clearResurrectRequestData();           // reject
        return;
    }

    if (!GetPlayer()->isRessurectRequestedBy(guid))
        return;

    GetPlayer()->ResurectUsingRequestData();                // will call spawncorpsebones
}

void WorldSession::HandleAreaTriggerOpcode(WorldPacket& recv_data)
{
    DEBUG_LOG("WORLD: Received CMSG_AREATRIGGER");

    uint32 Trigger_ID;

    recv_data >> Trigger_ID;
    DEBUG_LOG("Trigger ID: %u", Trigger_ID);

    if (GetPlayer()->IsTaxiFlying())
    {
        DEBUG_LOG("Player '%s' (GUID: %u) in flight, ignore Area Trigger ID: %u", GetPlayer()->GetName(), GetPlayer()->GetGUIDLow(), Trigger_ID);
        return;
    }

    AreaTriggerEntry const* atEntry = sAreaTriggerStore.LookupEntry(Trigger_ID);
    if (!atEntry)
    {
        DEBUG_LOG("Player '%s' (GUID: %u) send unknown (by DBC) Area Trigger ID: %u", GetPlayer()->GetName(), GetPlayer()->GetGUIDLow(), Trigger_ID);
        return;
    }

    // delta is safe radius
    const float delta = 5.0f;
    // check if player in the range of areatrigger
    Player* pl = GetPlayer();

    if (!IsPointInAreaTriggerZone(atEntry, pl->GetMapId(), pl->GetPositionX(), pl->GetPositionY(), pl->GetPositionZ(), delta))
    {
        DEBUG_LOG("Player '%s' (GUID: %u) too far, ignore Area Trigger ID: %u", pl->GetName(), pl->GetGUIDLow(), Trigger_ID);
        return;
    }

    if (sScriptMgr.OnAreaTrigger(pl, atEntry))
        return;

    uint32 quest_id = sObjectMgr.GetQuestForAreaTrigger(Trigger_ID);
    if (quest_id && pl->isAlive() && pl->IsActiveQuest(quest_id))
    {
        Quest const* pQuest = sObjectMgr.GetQuestTemplate(quest_id);
        if (pQuest)
        {
            if (pl->GetQuestStatus(quest_id) == QUEST_STATUS_INCOMPLETE)
                pl->AreaExploredOrEventHappens(quest_id);
        }
    }

    // enter to tavern, not overwrite city rest
    if (sObjectMgr.IsTavernAreaTrigger(Trigger_ID))
    {
        // set resting flag we are in the inn
        if (pl->GetRestType() != REST_TYPE_IN_CITY)
            pl->SetRestType(REST_TYPE_IN_TAVERN, Trigger_ID);
        return;
    }

    if (pl->InBattleGround())
    {
        if (BattleGround* bg = pl->GetBattleGround())
            bg->HandleAreaTrigger(pl, Trigger_ID);
        return;
    }

    if (OutdoorPvP* outdoorPvP = sOutdoorPvPMgr.GetScript(pl->GetCachedZoneId()))
    {
        if (outdoorPvP->HandleAreaTrigger(pl, Trigger_ID))
            return;
    }

    // NULL if all values default (non teleport trigger)
    AreaTrigger const* at = sObjectMgr.GetAreaTrigger(Trigger_ID);
    if (!at)
        return;

    MapEntry const* targetMapEntry = sMapStore.LookupEntry(at->target_mapId);
    if (!targetMapEntry)
        return;

    if (!pl->isGameMaster())
    {
        // ghost resurrected at enter attempt to dungeon with corpse (including fail enter cases)
        if (!pl->isAlive() && targetMapEntry->IsDungeon())
        {
            int32 corpseMapId = 0;
            if (Corpse* corpse = pl->GetCorpse())
                corpseMapId = corpse->GetMapId();

            // check back way from corpse to entrance
            uint32 instance_map = corpseMapId;
            do
            {
                // most often fast case
                if (instance_map == targetMapEntry->MapID)
                    break;

                InstanceTemplate const* instance = ObjectMgr::GetInstanceTemplate(instance_map);
                instance_map = instance ? instance->parent : 0;
            }
            while (instance_map);

            // corpse not in dungeon or some linked deep dungeons
            if (!instance_map)
            {
                WorldPacket data(SMSG_AREA_TRIGGER_NO_CORPSE);
                pl->GetSession()->SendPacket(&data);
                return;
            }

            // need find areatrigger to inner dungeon for landing point
            if (at->target_mapId != corpseMapId)
            {
                if (AreaTrigger const* corpseAt = sObjectMgr.GetMapEntranceTrigger(corpseMapId))
                {
                    at = corpseAt;
                    targetMapEntry = sMapStore.LookupEntry(at->target_mapId);
                }
            }

            // now we can resurrect player, and then check teleport requirements
            pl->ResurrectPlayer(0.5f);
            pl->SpawnCorpseBones();
        }

        // check trigger requirements
        bool missingItem = false;
        bool missingLevel = false;
        bool missingQuest = false;

        if (pl->getLevel() < at->requiredLevel && !sWorld.getConfig(CONFIG_BOOL_INSTANCE_IGNORE_LEVEL))
            missingLevel = true;

        // must have one or the other, report the first one that's missing
        if (at->requiredItem)
        {
            if (!pl->HasItemCount(at->requiredItem, 1) &&
                    (!at->requiredItem2 || !GetPlayer()->HasItemCount(at->requiredItem2, 1)))
                missingItem = true;
        }
        else if (at->requiredItem2 && !pl->HasItemCount(at->requiredItem2, 1))
            missingItem = true;

        bool isRegularTargetMap = !targetMapEntry->IsDungeon() || pl->GetDifficulty(targetMapEntry->IsRaid()) == REGULAR_DIFFICULTY;

        if (!isRegularTargetMap)
        {
            if (at->heroicKey)
            {
                if (!pl->HasItemCount(at->heroicKey, 1) &&
                        (!at->heroicKey2 || !pl->HasItemCount(at->heroicKey2, 1)))
                    missingItem = true;
            }
            else if (at->heroicKey2 && !pl->HasItemCount(at->heroicKey2, 1))
                missingItem = true;
        }

        if (!isRegularTargetMap)
        {
            if (at->requiredQuestHeroic && !pl->GetQuestRewardStatus(at->requiredQuestHeroic))
                missingQuest = true;
        }
        else
        {
            if (at->requiredQuest && !pl->GetQuestRewardStatus(at->requiredQuest))
                missingQuest = true;
        }

        if (missingItem || missingLevel || missingQuest)
        {
            // hack for "Opening of the Dark Portal"
            if (missingQuest && at->target_mapId == 269)
                SendAreaTriggerMessage("%s", at->requiredFailedText.c_str());
            else if (missingQuest && targetMapEntry->IsContinent())// do not report anything for quest areatriggers
                return;
            // hack for TBC heroics
            else if (missingLevel && !targetMapEntry->IsRaid() && GetPlayer()->GetDifficulty(false) == DUNGEON_DIFFICULTY_HEROIC && targetMapEntry->addon == 1)
                SendAreaTriggerMessage(GetMangosString(LANG_LEVEL_MINREQUIRED), at->requiredLevel);
            else
                pl->SendTransferAborted(at->target_mapId, TRANSFER_ABORT_DIFFICULTY, pl->GetDifficulty(targetMapEntry->IsRaid()));
            return;
        }
    }

    GetPlayer()->TeleportTo(at->target_mapId, at->target_X, at->target_Y, at->target_Z, at->target_Orientation, TELE_TO_NOT_LEAVE_TRANSPORT);
}

void WorldSession::HandleUpdateAccountData(WorldPacket& recv_data)
{
    DETAIL_LOG("WORLD: Received CMSG_UPDATE_ACCOUNT_DATA");

    uint32 type, timestamp, decompressedSize;
    recv_data >> type >> timestamp >> decompressedSize;

    DEBUG_LOG("UAD: type %u, time %u, decompressedSize %u", type, timestamp, decompressedSize);

    if (type > NUM_ACCOUNT_DATA_TYPES)
        return;

    if (decompressedSize == 0)                              // erase
    {
        SetAccountData(AccountDataType(type), 0, "");

        WorldPacket data(SMSG_UPDATE_ACCOUNT_DATA_COMPLETE, 4 + 4);
        data << uint32(type);
        data << uint32(0);
        SendPacket(&data);

        return;
    }

    if (decompressedSize > 0xFFFF)
    {
        recv_data.rpos(recv_data.wpos());                   // unnneded warning spam in this case
        sLog.outError("UAD: Account data packet too big, size %u", decompressedSize);
        return;
    }

    ByteBuffer dest;
    dest.resize(decompressedSize);

    uLongf realSize = decompressedSize;
    if (uncompress(const_cast<uint8*>(dest.contents()), &realSize, const_cast<uint8*>(recv_data.contents() + recv_data.rpos()), recv_data.size() - recv_data.rpos()) != Z_OK)
    {
        recv_data.rpos(recv_data.wpos());                   // unneded warning spam in this case
        sLog.outError("UAD: Failed to decompress account data");
        return;
    }

    recv_data.rpos(recv_data.wpos());                       // uncompress read (recv_data.size() - recv_data.rpos())

    std::string adata;
    dest >> adata;

    SetAccountData(AccountDataType(type), timestamp, adata);

    WorldPacket data(SMSG_UPDATE_ACCOUNT_DATA_COMPLETE, 4 + 4);
    data << uint32(type);
    data << uint32(0);
    SendPacket(&data);
}

void WorldSession::HandleRequestAccountData(WorldPacket& recv_data)
{
    DETAIL_LOG("WORLD: Received CMSG_REQUEST_ACCOUNT_DATA");

    uint32 type;
    recv_data >> type;

    DEBUG_LOG("RAD: type %u", type);

    if (type > NUM_ACCOUNT_DATA_TYPES)
        return;

    AccountData* adata = GetAccountData(AccountDataType(type));

    uint32 size = adata->Data.size();

    uLongf destSize = compressBound(size);

    ByteBuffer dest;
    dest.resize(destSize);

    if (size && compress(const_cast<uint8*>(dest.contents()), &destSize, (uint8*)adata->Data.c_str(), size) != Z_OK)
    {
        DEBUG_LOG("RAD: Failed to compress account data");
        return;
    }

    dest.resize(destSize);

    WorldPacket data(SMSG_UPDATE_ACCOUNT_DATA, 8 + 4 + 4 + 4 + destSize);
    data << (_player ? _player->GetObjectGuid() : ObjectGuid());// player guid
    data << uint32(type);                                   // type (0-7)
    data << uint32(adata->Time);                            // unix time
    data << uint32(size);                                   // decompressed length
    data.append(dest);                                      // compressed data
    SendPacket(&data);
}

void WorldSession::HandleSetActionButtonOpcode(WorldPacket& recv_data)
{
    DEBUG_LOG("WORLD: Received CMSG_SET_ACTION_BUTTON");
    uint8 button;
    uint32 packetData;
    recv_data >> button >> packetData;

    uint32 action = ACTION_BUTTON_ACTION(packetData);
    uint8  type   = ACTION_BUTTON_TYPE(packetData);

    DETAIL_LOG("BUTTON: %u ACTION: %u TYPE: %u", button, action, type);
    if (!packetData)
    {
        DETAIL_LOG("MISC: Remove action from button %u", button);
        GetPlayer()->removeActionButton(GetPlayer()->GetActiveSpec(), button);
    }
    else
    {
        switch (type)
        {
            case ACTION_BUTTON_MACRO:
            case ACTION_BUTTON_CMACRO:
                DETAIL_LOG("MISC: Added Macro %u into button %u", action, button);
                break;
            case ACTION_BUTTON_EQSET:
                DETAIL_LOG("MISC: Added EquipmentSet %u into button %u", action, button);
                break;
            case ACTION_BUTTON_SPELL:
                DETAIL_LOG("MISC: Added Spell %u into button %u", action, button);
                break;
            case ACTION_BUTTON_ITEM:
                DETAIL_LOG("MISC: Added Item %u into button %u", action, button);
                break;
            default:
                sLog.outError("MISC: Unknown action button type %u for action %u into button %u", type, action, button);
                return;
        }
        GetPlayer()->addActionButton(GetPlayer()->m_activeSpec, button, action, type);
    }
}

void WorldSession::HandleCompleteCinematic(WorldPacket& /*recv_data*/)
{
    DEBUG_LOG("WORLD: Player is watching cinema");
}

void WorldSession::HandleNextCinematicCamera(WorldPacket& /*recv_data*/)
{
    DEBUG_LOG("WORLD: Which movie to play");
}

void WorldSession::HandleMoveTimeSkippedOpcode(WorldPacket& recv_data)
{
    /*  WorldSession::Update( WorldTimer::getMSTime() );*/
    DEBUG_LOG("WORLD: Time Lag/Synchronization Resent/Update");

    ObjectGuid guid;

    recv_data >> guid.ReadAsPacked();
    recv_data >> Unused<uint32>();

    /*
        ObjectGuid guid;
        uint32 time_skipped;
        recv_data >> guid;
        recv_data >> time_skipped;
        DEBUG_LOG( "WORLD: CMSG_MOVE_TIME_SKIPPED" );

        /// TODO
        must be need use in mangos
        We substract server Lags to move time ( AntiLags )
        for exmaple
        GetPlayer()->ModifyLastMoveTime( -int32(time_skipped) );
    */
}

void WorldSession::HandleFeatherFallAck(WorldPacket& recv_data)
{
    DEBUG_LOG("WORLD: CMSG_MOVE_FEATHER_FALL_ACK");

    // not used
    recv_data.rfinish();                                    // prevent warnings spam
    /*
        bitsream packet
    */
}

void WorldSession::HandleMoveUnRootAck(WorldPacket& recv_data)
{
    // not used
    recv_data.rfinish();                                    // prevent warnings spam
    /*
        bitsream packet
    */
}

void WorldSession::HandleMoveRootAck(WorldPacket& recv_data)
{
    // not used
    recv_data.rfinish();                                    // prevent warnings spam
    /*
        bitsream packet
    */
}

void WorldSession::HandleSetActionBarTogglesOpcode(WorldPacket& recv_data)
{
    uint8 ActionBar;

    recv_data >> ActionBar;

    if (!GetPlayer())                                       // ignore until not logged (check needed because STATUS_AUTHED)
    {
        if (ActionBar != 0)
            sLog.outError("WorldSession::HandleSetActionBarToggles in not logged state with value: %u, ignored", uint32(ActionBar));
        return;
    }

    GetPlayer()->SetByteValue(PLAYER_FIELD_BYTES, 2, ActionBar);
}

void WorldSession::HandleWardenDataOpcode(WorldPacket& recv_data)
{
    recv_data.read_skip<uint8>();
    /*
        uint8 tmp;
        recv_data >> tmp;
        DEBUG_LOG("Received opcode CMSG_WARDEN_DATA, not resolve.uint8 = %u", tmp);
    */
}

void WorldSession::HandlePlayedTime(WorldPacket& recv_data)
{
    uint8 unk1;
    recv_data >> unk1;                                      // 0 or 1 expected

    WorldPacket data(SMSG_PLAYED_TIME, 4 + 4 + 1);
    data << uint32(_player->GetTotalPlayedTime());
    data << uint32(_player->GetLevelPlayedTime());
    data << uint8(unk1);                                    // 0 - will not show in chat frame
    SendPacket(&data);
}

void WorldSession::HandleInspectOpcode(WorldPacket& recv_data)
{
    ObjectGuid guid;
    recv_data >> guid;
    DEBUG_LOG("Inspected guid is %s", guid.GetString().c_str());

    _player->SetSelectionGuid(guid);

    Player* plr = sObjectMgr.GetPlayer(guid);
    if (!plr)                                               // wrong player
        return;

    WorldPacket data(SMSG_INSPECT_RESULTS, 50);
    data << plr->GetPackGUID();

    if (sWorld.getConfig(CONFIG_BOOL_TALENTS_INSPECTING) || _player->isGameMaster())
        plr->BuildPlayerTalentsInfoData(&data);
    else
    {
        data << uint32(0);                                  // unspentTalentPoints
        data << uint8(0);                                   // talentGroupCount
        data << uint8(0);                                   // talentGroupIndex
    }

    plr->BuildEnchantmentsInfoData(&data);

    SendPacket(&data);
}

void WorldSession::HandleInspectHonorStatsOpcode(WorldPacket& recv_data)
{
    ObjectGuid guid;
    recv_data >> guid;

    Player* player = sObjectMgr.GetPlayer(guid);

    if (!player)
    {
        sLog.outError("InspectHonorStats: WTF, player not found...");
        return;
    }

    WorldPacket data(MSG_INSPECT_HONOR_STATS, 8 + 1 + 4 * 4);
    data << player->GetObjectGuid();
    data << uint8(player->GetHonorPoints());
    data << uint32(player->GetUInt32Value(PLAYER_FIELD_KILLS));
    //data << uint32(player->GetUInt32Value(PLAYER_FIELD_TODAY_CONTRIBUTION));
    //data << uint32(player->GetUInt32Value(PLAYER_FIELD_YESTERDAY_CONTRIBUTION));
    data << uint32(player->GetUInt32Value(PLAYER_FIELD_LIFETIME_HONORBALE_KILLS));
    SendPacket(&data);
}

void WorldSession::HandleWorldTeleportOpcode(WorldPacket& recv_data)
{
    // write in client console: worldport 469 452 6454 2536 180 or /console worldport 469 452 6454 2536 180
    // Received opcode CMSG_WORLD_TELEPORT
    // Time is ***, map=469, x=452.000000, y=6454.000000, z=2536.000000, orient=3.141593

    uint32 time;
    uint32 mapid;
    float PositionX;
    float PositionY;
    float PositionZ;
    float Orientation;

    recv_data >> time;                                      // time in m.sec.
    recv_data >> mapid;
    recv_data >> PositionX;
    recv_data >> PositionY;
    recv_data >> PositionZ;
    recv_data >> Orientation;                               // o (3.141593 = 180 degrees)

    // DEBUG_LOG("Received opcode CMSG_WORLD_TELEPORT");

    if (GetPlayer()->IsTaxiFlying())
    {
        DEBUG_LOG("Player '%s' (GUID: %u) in flight, ignore worldport command.", GetPlayer()->GetName(), GetPlayer()->GetGUIDLow());
        return;
    }

    DEBUG_LOG("Time %u sec, map=%u, x=%f, y=%f, z=%f, orient=%f", time / 1000, mapid, PositionX, PositionY, PositionZ, Orientation);

    if (GetSecurity() >= SEC_ADMINISTRATOR)
        GetPlayer()->TeleportTo(mapid, PositionX, PositionY, PositionZ, Orientation);
    else
        SendNotification(LANG_YOU_NOT_HAVE_PERMISSION);
    DEBUG_LOG("Received worldport command from player %s", GetPlayer()->GetName());
}

void WorldSession::HandleWhoisOpcode(WorldPacket& recv_data)
{
    DEBUG_LOG("Received opcode CMSG_WHOIS");
    std::string charname;
    recv_data >> charname;

    if (GetSecurity() < SEC_ADMINISTRATOR)
    {
        SendNotification(LANG_YOU_NOT_HAVE_PERMISSION);
        return;
    }

    if (charname.empty() || !normalizePlayerName(charname))
    {
        SendNotification(LANG_NEED_CHARACTER_NAME);
        return;
    }

    Player* plr = sObjectMgr.GetPlayer(charname.c_str());

    if (!plr)
    {
        SendNotification(LANG_PLAYER_NOT_EXIST_OR_OFFLINE, charname.c_str());
        return;
    }

    uint32 accid = plr->GetSession()->GetAccountId();

    QueryResult* result = LoginDatabase.PQuery("SELECT username,email,last_ip FROM account WHERE id=%u", accid);
    if (!result)
    {
        SendNotification(LANG_ACCOUNT_FOR_PLAYER_NOT_FOUND, charname.c_str());
        return;
    }

    Field* fields = result->Fetch();
    std::string acc = fields[0].GetCppString();
    if (acc.empty())
        acc = "Unknown";
    std::string email = fields[1].GetCppString();
    if (email.empty())
        email = "Unknown";
    std::string lastip = fields[2].GetCppString();
    if (lastip.empty())
        lastip = "Unknown";

    std::string msg = charname + "'s " + "account is " + acc + ", e-mail: " + email + ", last ip: " + lastip;

    WorldPacket data(SMSG_WHOIS, msg.size() + 1);
    data << msg;
    _player->GetSession()->SendPacket(&data);

    delete result;

    DEBUG_LOG("Received whois command from player %s for character %s", GetPlayer()->GetName(), charname.c_str());
}

void WorldSession::HandleComplainOpcode(WorldPacket& recv_data)
{
    DEBUG_LOG("WORLD: CMSG_COMPLAIN");
    recv_data.hexlike();

    uint8 spam_type;                                        // 0 - mail, 1 - chat
    ObjectGuid spammerGuid;
    uint32 unk1 = 0;
    uint32 unk2 = 0;
    uint32 unk3 = 0;
    uint32 unk4 = 0;
    std::string description = "";
    recv_data >> spam_type;                                 // unk 0x01 const, may be spam type (mail/chat)
    recv_data >> spammerGuid;                               // player guid
    switch (spam_type)
    {
        case 0:
            recv_data >> unk1;                              // const 0
            recv_data >> unk2;                              // probably mail id
            recv_data >> unk3;                              // const 0
            break;
        case 1:
            recv_data >> unk1;                              // probably language
            recv_data >> unk2;                              // message type?
            recv_data >> unk3;                              // probably channel id
            recv_data >> unk4;                              // unk random value
            recv_data >> description;                       // spam description string (messagetype, channel name, player name, message)
            break;
    }

    // NOTE: all chat messages from this spammer automatically ignored by spam reporter until logout in case chat spam.
    // if it's mail spam - ALL mails from this spammer automatically removed by client

    // Complaint Received message
    WorldPacket data(SMSG_COMPLAIN_RESULT, 1);
    data << uint8(0);
    SendPacket(&data);

    DEBUG_LOG("REPORT SPAM: type %u, spammer %s, unk1 %u, unk2 %u, unk3 %u, unk4 %u, message %s", spam_type, spammerGuid.GetString().c_str(), unk1, unk2, unk3, unk4, description.c_str());
}

void WorldSession::HandleRealmSplitOpcode(WorldPacket& recv_data)
{
    DEBUG_LOG("CMSG_REALM_SPLIT");

    uint32 unk;
    std::string split_date = "01/01/01";
    recv_data >> unk;

    WorldPacket data(SMSG_REALM_SPLIT, 4 + 4 + split_date.size() + 1);
    data << unk;
    data << uint32(0x00000000);                             // realm split state
    // split states:
    // 0x0 realm normal
    // 0x1 realm split
    // 0x2 realm split pending
    data << split_date;
    SendPacket(&data);
    // DEBUG_LOG("response sent %u", unk);
}

void WorldSession::HandleFarSightOpcode(WorldPacket& recv_data)
{
    DEBUG_LOG("WORLD: CMSG_FAR_SIGHT");
    // recv_data.hexlike();

    uint8 op;
    recv_data >> op;

    WorldObject* obj = _player->GetMap()->GetWorldObject(_player->GetFarSightGuid());
    if (!obj)
        return;

    switch (op)
    {
        case 0:
            DEBUG_LOG("Removed FarSight from %s", _player->GetGuidStr().c_str());
            _player->GetCamera().ResetView(false);
            break;
        case 1:
            DEBUG_LOG("Added FarSight %s to %s", _player->GetFarSightGuid().GetString().c_str(), _player->GetGuidStr().c_str());
            _player->GetCamera().SetView(obj, false);
            break;
    }
}

void WorldSession::HandleSetTitleOpcode(WorldPacket& recv_data)
{
    DEBUG_LOG("CMSG_SET_TITLE");

    int32 title;
    recv_data >> title;

    // -1 at none
    if (title > 0 && title < MAX_TITLE_INDEX)
    {
        if (!GetPlayer()->HasTitle(title))
            return;
    }
    else
        title = 0;

    GetPlayer()->SetUInt32Value(PLAYER_CHOSEN_TITLE, title);
}

void WorldSession::HandleTimeSyncResp(WorldPacket& recv_data)
{
    DEBUG_LOG("CMSG_TIME_SYNC_RESP");

    uint32 counter, clientTicks;
    recv_data >> counter >> clientTicks;

    if (counter != _player->m_timeSyncCounter - 1)
        DEBUG_LOG("Wrong time sync counter from player %s (cheater?)", _player->GetName());

    DEBUG_LOG("Time sync received: counter %u, client ticks %u, time since last sync %u", counter, clientTicks, clientTicks - _player->m_timeSyncClient);

    uint32 ourTicks = clientTicks + (WorldTimer::getMSTime() - _player->m_timeSyncServer);

    // diff should be small
    DEBUG_LOG("Our ticks: %u, diff %u, latency %u", ourTicks, ourTicks - clientTicks, GetLatency());

    _player->m_timeSyncClient = clientTicks;
}

void WorldSession::HandleResetInstancesOpcode(WorldPacket& /*recv_data*/)
{
    DEBUG_LOG("WORLD: CMSG_RESET_INSTANCES");

    if (Group* pGroup = _player->GetGroup())
    {
        if (pGroup->IsLeader(_player->GetObjectGuid()))
            pGroup->ResetInstances(INSTANCE_RESET_ALL, false, _player);
    }
    else
        _player->ResetInstances(INSTANCE_RESET_ALL, false);
}

void WorldSession::HandleSetDungeonDifficultyOpcode(WorldPacket& recv_data)
{
    DEBUG_LOG("MSG_SET_DUNGEON_DIFFICULTY");

    uint32 mode;
    recv_data >> mode;

    if (mode >= MAX_DUNGEON_DIFFICULTY)
    {
        sLog.outError("WorldSession::HandleSetDungeonDifficultyOpcode: player %d sent an invalid instance mode %d!", _player->GetGUIDLow(), mode);
        return;
    }

    if (Difficulty(mode) == _player->GetDungeonDifficulty())
        return;

    // cannot reset while in an instance
    Map* map = _player->GetMap();
    if (map && map->IsDungeon())
    {
        sLog.outError("WorldSession::HandleSetDungeonDifficultyOpcode: player %d tried to reset the instance while inside!", _player->GetGUIDLow());
        return;
    }

    if (_player->getLevel() < LEVELREQUIREMENT_HEROIC)
        return;

    if (Group* pGroup = _player->GetGroup())
    {
        if (pGroup->IsLeader(_player->GetObjectGuid()))
        {
            // the difficulty is set even if the instances can't be reset
            //_player->SendDungeonDifficulty(true);
            pGroup->ResetInstances(INSTANCE_RESET_CHANGE_DIFFICULTY, false, _player);
            pGroup->SetDungeonDifficulty(Difficulty(mode));
        }
    }
    else
    {
        _player->ResetInstances(INSTANCE_RESET_CHANGE_DIFFICULTY, false);
        _player->SetDungeonDifficulty(Difficulty(mode));
    }
}

void WorldSession::HandleSetRaidDifficultyOpcode(WorldPacket& recv_data)
{
    DEBUG_LOG("MSG_SET_RAID_DIFFICULTY");

    uint32 mode;
    recv_data >> mode;

    if (mode >= MAX_RAID_DIFFICULTY)
    {
        sLog.outError("WorldSession::HandleSetRaidDifficultyOpcode: player %d sent an invalid instance mode %d!", _player->GetGUIDLow(), mode);
        return;
    }

    if (Difficulty(mode) == _player->GetRaidDifficulty())
        return;

    // cannot reset while in an instance
    Map* map = _player->GetMap();
    if (map && map->IsDungeon())
    {
        sLog.outError("WorldSession::HandleSetRaidDifficultyOpcode: player %d tried to reset the instance while inside!", _player->GetGUIDLow());
        return;
    }

    if (_player->getLevel() < LEVELREQUIREMENT_HEROIC)
        return;

    if (Group* pGroup = _player->GetGroup())
    {
        if (pGroup->IsLeader(_player->GetObjectGuid()))
        {
            // the difficulty is set even if the instances can't be reset
            _player->SendDungeonDifficulty(true);
            pGroup->ResetInstances(INSTANCE_RESET_CHANGE_DIFFICULTY, true, _player);
            pGroup->SetRaidDifficulty(Difficulty(mode));
        }
    }
    else
    {
        _player->ResetInstances(INSTANCE_RESET_CHANGE_DIFFICULTY, true);
        _player->SetRaidDifficulty(Difficulty(mode));
    }
}

void WorldSession::HandleCancelMountAuraOpcode(WorldPacket& /*recv_data*/)
{
    DEBUG_LOG("WORLD: CMSG_CANCEL_MOUNT_AURA");

    // If player is not mounted, so go out :)
    if (!_player->IsMounted())                              // not blizz like; no any messages on blizz
    {
        ChatHandler(this).SendSysMessage(LANG_CHAR_NON_MOUNTED);
        return;
    }

    if (_player->IsTaxiFlying())                            // not blizz like; no any messages on blizz
    {
        ChatHandler(this).SendSysMessage(LANG_YOU_IN_FLIGHT);
        return;
    }

    _player->Unmount(_player->HasAuraType(SPELL_AURA_MOUNTED));
    _player->RemoveSpellsCausingAura(SPELL_AURA_MOUNTED);
}

void WorldSession::HandleMoveSetCanFlyAckOpcode(WorldPacket& recv_data)
{
    // fly mode on/off
    DEBUG_LOG("WORLD: CMSG_MOVE_SET_CAN_FLY_ACK");

    MovementInfo movementInfo;
    recv_data >> movementInfo;

    if (_player->GetMover()->GetObjectGuid() != movementInfo.GetGuid())
    {
        DEBUG_LOG("WorldSession::HandleMoveSetCanFlyAckOpcode: player %s, mover %s, received %s, ignored",
                  _player->GetGuidStr().c_str(), _player->GetMover()->GetGuidStr().c_str(), movementInfo.GetGuid().GetString().c_str());
        return;
    }

    _player->GetMover()->m_movementInfo.SetMovementFlags(movementInfo.GetMovementFlags());
}

void WorldSession::HandleRequestPetInfoOpcode(WorldPacket& /*recv_data */)
{
    /*
        DEBUG_LOG("WORLD: CMSG_REQUEST_PET_INFO");
        recv_data.hexlike();
    */
}

void WorldSession::HandleSetTaxiBenchmarkOpcode(WorldPacket& recv_data)
{
    uint8 mode;
    recv_data >> mode;

    DEBUG_LOG("Client used \"/timetest %d\" command", mode);
}

void WorldSession::HandleQueryInspectAchievementsOpcode(WorldPacket& recv_data)
{
    ObjectGuid guid;

    recv_data >> guid.ReadAsPacked();

    if (Player* player = sObjectMgr.GetPlayer(guid))
        player->GetAchievementMgr().SendRespondInspectAchievements(_player);
}

void WorldSession::HandleUITimeRequestOpcode(WorldPacket& /*recv_data*/)
{
    // empty opcode
    DEBUG_LOG("WORLD: SMSG_UI_TIME");

    WorldPacket data(SMSG_UI_TIME, 4);
    data << uint32(time(NULL));
    SendPacket(&data);
}

void WorldSession::HandleReadyForAccountDataTimesOpcode(WorldPacket& /*recv_data*/)
{
    // empty opcode
    DEBUG_LOG("WORLD: CMSG_READY_FOR_ACCOUNT_DATA_TIMES");

    SendAccountDataTimes(GLOBAL_CACHE_MASK);
}

void WorldSession::HandleHearthandResurrect(WorldPacket& /*recv_data*/)
{
    DEBUG_LOG("WORLD: CMSG_HEARTH_AND_RESURRECT");

    AreaTableEntry const* atEntry = sAreaStore.LookupEntry(_player->GetAreaId());
    if (!atEntry || !(atEntry->flags & AREA_FLAG_CAN_HEARTH_AND_RES))
        return;

    // Can't use in flight
    if (_player->IsTaxiFlying())
        return;

    // Send Everytime
    _player->BuildPlayerRepop();
    _player->ResurrectPlayer(100);
    _player->TeleportToHomebind();
}