InstanceSaveMgr Class Reference

#include "InstanceSaveMgr.h"

Classes
struct	InstResetEvent

Public Types
typedef std::unordered_map< uint32, InstanceSave * >	InstanceSaveHashMap
typedef std::multimap< time_t, InstResetEvent >	ResetTimeQueue

Public Member Functions
void	LoadInstances ()
void	LoadResetTimes ()
void	LoadInstanceSaves ()
void	LoadCharacterBinds ()
time_t	GetResetTimeFor (uint32 mapid, Difficulty d) const
time_t	GetExtendedResetTimeFor (uint32 mapid, Difficulty d) const
void	SetResetTimeFor (uint32 mapid, Difficulty d, time_t t)
void	SetExtendedResetTimeFor (uint32 mapid, Difficulty d, time_t t)
ResetTimeByMapDifficultyMap const &	GetResetTimeMap () const
void	ScheduleReset (time_t time, InstResetEvent event)
void	Update ()
InstanceSave *	AddInstanceSave (uint32 mapId, uint32 instanceId, Difficulty difficulty, bool startup=false)
bool	DeleteInstanceSaveIfNeeded (uint32 InstanceId, bool skipMapCheck)
bool	DeleteInstanceSaveIfNeeded (InstanceSave *save, bool skipMapCheck, bool deleteSave=true)
InstanceSave *	GetInstanceSave (uint32 InstanceId)
InstancePlayerBind *	PlayerBindToInstance (ObjectGuid guid, InstanceSave *save, bool permanent, Player *player=nullptr)
void	PlayerUnbindInstance (ObjectGuid guid, uint32 mapid, Difficulty difficulty, bool deleteFromDB, Player *player=nullptr)
void	PlayerUnbindInstanceNotExtended (ObjectGuid guid, uint32 mapid, Difficulty difficulty, Player *player=nullptr)
InstancePlayerBind *	PlayerGetBoundInstance (ObjectGuid guid, uint32 mapid, Difficulty difficulty)
bool	PlayerIsPermBoundToInstance (ObjectGuid guid, uint32 mapid, Difficulty difficulty)
BoundInstancesMap const &	PlayerGetBoundInstances (ObjectGuid guid, Difficulty difficulty)
void	PlayerCreateBoundInstancesMaps (ObjectGuid guid)
InstanceSave *	PlayerGetInstanceSave (ObjectGuid guid, uint32 mapid, Difficulty difficulty)
uint32	PlayerGetDestinationInstanceId (Player *player, uint32 mapid, Difficulty difficulty)
void	CopyBinds (ObjectGuid from, ObjectGuid to, Player *toPlr=nullptr)
void	UnbindAllFor (InstanceSave *save)
void	SanitizeInstanceSavedData ()
void	DeleteInstanceSavedData (uint32 instanceId)

Static Public Member Functions
static InstanceSaveMgr *	instance ()

Static Protected Attributes
static uint16	ResetTimeDelay [] = {3600, 900, 300, 60, 0}
static PlayerBindStorage	playerBindStorage
static BoundInstancesMap	emptyBoundInstancesMap

Private Member Functions
	InstanceSaveMgr ()=default
	~InstanceSaveMgr ()
void	_ResetOrWarnAll (uint32 mapid, Difficulty difficulty, bool warn, time_t resetTime)
void	_ResetSave (InstanceSaveHashMap::iterator &itr)

Private Attributes
bool	lock_instLists {false}
InstanceSaveHashMap	m_instanceSaveById
ResetTimeByMapDifficultyMap	m_resetTimeByMapDifficulty
ResetTimeByMapDifficultyMap	m_resetExtendedTimeByMapDifficulty
ResetTimeQueue	m_resetTimeQueue

Friends
class	InstanceSave

Detailed Description

Member Typedef Documentation

InstanceSaveHashMap

typedef std::unordered_map<uint32 , InstanceSave*> InstanceSaveMgr::InstanceSaveHashMap

ResetTimeQueue

typedef std::multimap<time_t , InstResetEvent> InstanceSaveMgr::ResetTimeQueue

Constructor & Destructor Documentation

InstanceSaveMgr()

InstanceSaveMgr::InstanceSaveMgr ( )

privatedefault

~InstanceSaveMgr()

InstanceSaveMgr::~InstanceSaveMgr ( )

private

{
    lock_instLists = true;
    // pussywizard: crashes on calling function in destructor (PlayerUnbindInstance), completely not needed anyway
    /*for (InstanceSaveHashMap::iterator itr = m_instanceSaveById.begin(); itr != m_instanceSaveById.end(); ++itr)
    {
        InstanceSave* save = itr->second;
 
        InstanceSave::PlayerListType &pList = save->m_playerList;
        while (!pList.empty())
            PlayerUnbindInstance(*(pList.begin()), save->GetMapId(), save->GetDifficulty(), false);
 
        delete save;
    }*/
}

References lock_instLists.

Member Function Documentation

_ResetOrWarnAll()

void InstanceSaveMgr::_ResetOrWarnAll ( uint32  mapid, Difficulty  difficulty, bool  warn, time_t  resetTime  )

private

{
    // global reset for all instances of the given map
    MapEntry const* mapEntry = sMapStore.LookupEntry(mapid);
    if (!mapEntry->Instanceable())
        return;
 
    time_t now = GameTime::GetGameTime().count();
 
    if (!warn)
    {
        MapDifficulty const* mapDiff = GetMapDifficultyData(mapid, difficulty);
        if (!mapDiff || !mapDiff->resetTime)
        {
            LOG_ERROR("instance.save", "InstanceSaveMgr::ResetOrWarnAll: not valid difficulty or no reset delay for map {}", mapid);
            return;
        }
 
        // calculate the next reset time
        uint32 diff = sWorld->getIntConfig(CONFIG_INSTANCE_RESET_TIME_HOUR) * HOUR;
 
        uint32 period = uint32(((mapDiff->resetTime * sWorld->getRate(RATE_INSTANCE_RESET_TIME)) / DAY) * DAY);
        if (period < DAY)
            period = DAY;
 
        uint32 next_reset = uint32(((resetTime + MINUTE) / DAY * DAY) + period + diff);
        SetResetTimeFor(mapid, difficulty, next_reset);
        SetExtendedResetTimeFor(mapid, difficulty, next_reset + period);
        ScheduleReset(time_t(next_reset - 3600), InstResetEvent(1, mapid, difficulty));
 
        // update it in the DB
        CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_UPD_GLOBAL_INSTANCE_RESETTIME);
        stmt->SetData(0, next_reset);
        stmt->SetData(1, uint16(mapid));
        stmt->SetData(2, uint8(difficulty));
        CharacterDatabase.Execute(stmt);
 
        // remove all binds to instances of the given map and delete from db (delete per instance id, no mass deletion!)
        // do this after new reset time is calculated
        for (InstanceSaveHashMap::iterator itr = m_instanceSaveById.begin(), itr2; itr != m_instanceSaveById.end(); )
        {
            itr2 = itr++;
            if (itr2->second->GetMapId() == mapid && itr2->second->GetDifficulty() == difficulty)
                _ResetSave(itr2);
        }
    }
 
    // now loop all existing maps to warn / reset
    Map const* map = sMapMgr->CreateBaseMap(mapid);
    MapInstanced::InstancedMaps& instMaps = ((MapInstanced*)map)->GetInstancedMaps();
    MapInstanced::InstancedMaps::iterator mitr;
    uint32 timeLeft;
 
    for (mitr = instMaps.begin(); mitr != instMaps.end(); ++mitr)
    {
        Map* map2 = mitr->second;
        if (!map2->IsDungeon() || map2->GetDifficulty() != difficulty)
            continue;
 
        if (warn)
        {
            if (now >= resetTime)
                timeLeft = 0;
            else
                timeLeft = uint32(resetTime - now);
 
            map2->ToInstanceMap()->SendResetWarnings(timeLeft);
        }
        else
        {
            InstanceSave* save = GetInstanceSave(map2->GetInstanceId());
            map2->ToInstanceMap()->Reset(INSTANCE_RESET_GLOBAL, (save ? & (save->m_playerList) : nullptr));
        }
    }
}

References _ResetSave(), CHAR_UPD_GLOBAL_INSTANCE_RESETTIME, CharacterDatabase, CONFIG_INSTANCE_RESET_TIME_HOUR, DAY, Map::GetDifficulty(), GameTime::GetGameTime(), Map::GetInstanceId(), GetInstanceSave(), GetMapDifficultyData(), HOUR, INSTANCE_RESET_GLOBAL, MapEntry::Instanceable(), Map::IsDungeon(), LOG_ERROR, m_instanceSaveById, InstanceSave::m_playerList, MINUTE, RATE_INSTANCE_RESET_TIME, InstanceMap::Reset(), MapDifficulty::resetTime, ScheduleReset(), InstanceMap::SendResetWarnings(), PreparedStatementBase::SetData(), SetExtendedResetTimeFor(), SetResetTimeFor(), sMapMgr, sMapStore, sWorld, and Map::ToInstanceMap().

Referenced by Update().

_ResetSave()

void InstanceSaveMgr::_ResetSave ( InstanceSaveHashMap::iterator &  itr )

private

{
    lock_instLists = true;
 
    GuidList& pList = itr->second->m_playerList;
    for (GuidList::iterator iter = pList.begin(), iter2; iter != pList.end(); )
    {
        iter2 = iter++;
        PlayerUnbindInstanceNotExtended(*iter2, itr->second->GetMapId(), itr->second->GetDifficulty(), ObjectAccessor::FindConnectedPlayer(*iter2));
    }
 
    // delete stuff if no players left (noone extended id)
    if (pList.empty())
    {
        // delete character_instance per id, delete instance per id
        CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_DEL_CHAR_INSTANCE_BY_INSTANCE);
        stmt->SetData(0, itr->second->GetInstanceId());
        CharacterDatabase.Execute(stmt);
        stmt = CharacterDatabase.GetPreparedStatement(CHAR_DEL_INSTANCE_BY_INSTANCE);
        stmt->SetData(0, itr->second->GetInstanceId());
        CharacterDatabase.Execute(stmt);
        DeleteInstanceSavedData(itr->second->GetInstanceId());
 
        // clear respawn times if the map is already unloaded and won't do it by itself
        if (!sMapMgr->FindMap(itr->second->GetMapId(), itr->second->GetInstanceId()))
            Map::DeleteRespawnTimesInDB(itr->second->GetMapId(), itr->second->GetInstanceId());
 
        sScriptMgr->OnInstanceIdRemoved(itr->second->GetInstanceId());
 
        delete itr->second;
        m_instanceSaveById.erase(itr);
    }
    else
    {
        // delete character_instance per id where extended = 0, transtaction with set extended = 0, transaction is used to avoid mysql thread races
        CharacterDatabaseTransaction trans = CharacterDatabase.BeginTransaction();
        CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_DEL_CHAR_INSTANCE_BY_INSTANCE_NOT_EXTENDED);
        stmt->SetData(0, itr->second->GetInstanceId());
        trans->Append(stmt);
        stmt = CharacterDatabase.GetPreparedStatement(CHAR_UPD_CHAR_INSTANCE_SET_NOT_EXTENDED);
        stmt->SetData(0, itr->second->GetInstanceId());
        trans->Append(stmt);
        CharacterDatabase.CommitTransaction(trans);
 
        // update reset time and extended reset time for instance save
        itr->second->SetResetTime(GetResetTimeFor(itr->second->GetMapId(), itr->second->GetDifficulty()));
        itr->second->SetExtendedResetTime(GetExtendedResetTimeFor(itr->second->GetMapId(), itr->second->GetDifficulty()));
    }
 
    lock_instLists = false;
}

References CHAR_DEL_CHAR_INSTANCE_BY_INSTANCE, CHAR_DEL_CHAR_INSTANCE_BY_INSTANCE_NOT_EXTENDED, CHAR_DEL_INSTANCE_BY_INSTANCE, CHAR_UPD_CHAR_INSTANCE_SET_NOT_EXTENDED, CharacterDatabase, DeleteInstanceSavedData(), Map::DeleteRespawnTimesInDB(), ObjectAccessor::FindConnectedPlayer(), GetExtendedResetTimeFor(), GetResetTimeFor(), lock_instLists, m_instanceSaveById, PlayerUnbindInstanceNotExtended(), PreparedStatementBase::SetData(), sMapMgr, and sScriptMgr.

Referenced by _ResetOrWarnAll().

AddInstanceSave()

InstanceSave * InstanceSaveMgr::AddInstanceSave	(	uint32	mapId,
		uint32	instanceId,
		Difficulty	difficulty,
		bool	startup = false
	)

{
    ASSERT(!GetInstanceSave(instanceId));
 
    MapEntry const* entry = sMapStore.LookupEntry(mapId);
    if (!entry)
    {
        LOG_ERROR("instance.save", "InstanceSaveMgr::AddInstanceSave: wrong mapid = {}, instanceid = {}!", mapId, instanceId);
        return nullptr;
    }
 
    if (instanceId == 0)
    {
        LOG_ERROR("instance.save", "InstanceSaveMgr::AddInstanceSave: mapid = {}, wrong instanceid = {}!", mapId, instanceId);
        return nullptr;
    }
 
    if (difficulty >= (entry->IsRaid() ? MAX_RAID_DIFFICULTY : MAX_DUNGEON_DIFFICULTY))
    {
        LOG_ERROR("instance.save", "InstanceSaveMgr::AddInstanceSave: mapid = {}, instanceid = {}, wrong difficulty {}!", mapId, instanceId, difficulty);
        return nullptr;
    }
 
    time_t resetTime, extendedResetTime;
    if (entry->map_type == MAP_RAID || difficulty > DUNGEON_DIFFICULTY_NORMAL)
    {
        resetTime = GetResetTimeFor(mapId, difficulty);
        extendedResetTime = GetExtendedResetTimeFor(mapId, difficulty);
    }
    else
    {
        resetTime = GameTime::GetGameTime().count() + static_cast<long long>(3) * DAY; // normals expire after 3 days even if someone is still bound to them, cleared on startup
        extendedResetTime = 0;
    }
    InstanceSave* save = new InstanceSave(mapId, instanceId, difficulty, resetTime, extendedResetTime);
    if (!startup)
        save->InsertToDB();
 
    m_instanceSaveById[instanceId] = save;
    return save;
}

References ASSERT, DAY, DUNGEON_DIFFICULTY_NORMAL, GetExtendedResetTimeFor(), GameTime::GetGameTime(), GetInstanceSave(), GetResetTimeFor(), InstanceSave::InsertToDB(), InstanceSave, MapEntry::IsRaid(), LOG_ERROR, m_instanceSaveById, MAP_RAID, MapEntry::map_type, MAX_DUNGEON_DIFFICULTY, MAX_RAID_DIFFICULTY, and sMapStore.

Referenced by LoadInstanceSaves().

CopyBinds()

void InstanceSaveMgr::CopyBinds	(	ObjectGuid	from,
		ObjectGuid	to,
		Player *	toPlr = nullptr
	)

{
    if (from == to)
        return;
 
    for (uint8 d = 0; d < MAX_DIFFICULTY; ++d)
    {
        BoundInstancesMap const& bi = PlayerGetBoundInstances(from, Difficulty(d));
        for (BoundInstancesMap::const_iterator itr = bi.begin(); itr != bi.end(); ++itr)
            if (!PlayerGetBoundInstance(to, itr->first, Difficulty(d)))
                PlayerBindToInstance(to, itr->second.save, false, toPlr);
    }
}

References MAX_DIFFICULTY, PlayerBindToInstance(), PlayerGetBoundInstance(), and PlayerGetBoundInstances().

DeleteInstanceSavedData()

void InstanceSaveMgr::DeleteInstanceSavedData

(

uint32

instanceId

)

{
    if (instanceId)
    {
        CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_DELETE_INSTANCE_SAVED_DATA);
        stmt->SetData(0, instanceId);
        CharacterDatabase.Execute(stmt);
    }
}

References CHAR_DELETE_INSTANCE_SAVED_DATA, CharacterDatabase, and PreparedStatementBase::SetData().

Referenced by _ResetSave(), and DeleteInstanceSaveIfNeeded().

DeleteInstanceSaveIfNeeded() [1/2]

bool InstanceSaveMgr::DeleteInstanceSaveIfNeeded	(	InstanceSave *	save,
		bool	skipMapCheck,
		bool	deleteSave = true
	)

{
    // pussywizard: save is removed only when there are no more players bound AND the map doesn't exist
    // pussywizard: this function is called when unbinding a player and when unloading a map
    if (!lock_instLists && save && save->m_playerList.empty() && (skipMapCheck || !sMapMgr->FindMap(save->GetMapId(), save->GetInstanceId())))
    {
        // delete save from storage:
        InstanceSaveHashMap::iterator itr = m_instanceSaveById.find(save->GetInstanceId());
        ASSERT(itr != m_instanceSaveById.end() && itr->second == save);
        m_instanceSaveById.erase(itr);
 
        // delete save from db:
        // character_instance is deleted when unbinding a certain player
        CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_DEL_INSTANCE_BY_INSTANCE);
        stmt->SetData(0, save->GetInstanceId());
        CharacterDatabase.Execute(stmt);
        DeleteInstanceSavedData(save->GetInstanceId());
 
        // clear respawn times (if map is loaded do it just to be sure, if already unloaded it won't do it by itself)
        Map::DeleteRespawnTimesInDB(save->GetMapId(), save->GetInstanceId());
 
        sScriptMgr->OnInstanceIdRemoved(save->GetInstanceId());
 
        if (deleteSave)
        {
            delete save;
        }
 
        return true;
    }
    return false;
}

References ASSERT, CHAR_DEL_INSTANCE_BY_INSTANCE, CharacterDatabase, DeleteInstanceSavedData(), Map::DeleteRespawnTimesInDB(), InstanceSave::GetInstanceId(), InstanceSave::GetMapId(), lock_instLists, m_instanceSaveById, InstanceSave::m_playerList, PreparedStatementBase::SetData(), sMapMgr, and sScriptMgr.

DeleteInstanceSaveIfNeeded() [2/2]

bool InstanceSaveMgr::DeleteInstanceSaveIfNeeded	(	uint32	InstanceId,
		bool	skipMapCheck
	)

{
    return DeleteInstanceSaveIfNeeded(GetInstanceSave(InstanceId), skipMapCheck);
}

References DeleteInstanceSaveIfNeeded(), and GetInstanceSave().

Referenced by DeleteInstanceSaveIfNeeded(), and InstanceSave::RemovePlayer().

GetExtendedResetTimeFor()

time_t InstanceSaveMgr::GetExtendedResetTimeFor ( uint32  mapid, Difficulty  d  ) const

inline

    {
        ResetTimeByMapDifficultyMap::const_iterator itr  = m_resetExtendedTimeByMapDifficulty.find(MAKE_PAIR32(mapid, d));
        return itr != m_resetExtendedTimeByMapDifficulty.end() ? itr->second : 0;
    }

References m_resetExtendedTimeByMapDifficulty, and MAKE_PAIR32().

Referenced by _ResetSave(), and AddInstanceSave().

GetInstanceSave()

InstanceSave * InstanceSaveMgr::GetInstanceSave

(

uint32

InstanceId

)

{
    InstanceSaveHashMap::iterator itr = m_instanceSaveById.find(InstanceId);
    return itr != m_instanceSaveById.end() ? itr->second : nullptr;
}

References m_instanceSaveById.

Referenced by _ResetOrWarnAll(), AddInstanceSave(), DeleteInstanceSaveIfNeeded(), and LoadCharacterBinds().

GetResetTimeFor()

time_t InstanceSaveMgr::GetResetTimeFor ( uint32  mapid, Difficulty  d  ) const

inline

    {
        ResetTimeByMapDifficultyMap::const_iterator itr  = m_resetTimeByMapDifficulty.find(MAKE_PAIR32(mapid, d));
        return itr != m_resetTimeByMapDifficulty.end() ? itr->second : 0;
    }

References m_resetTimeByMapDifficulty, and MAKE_PAIR32().

Referenced by _ResetSave(), AddInstanceSave(), LoadResetTimes(), and Update().

GetResetTimeMap()

ResetTimeByMapDifficultyMap const & InstanceSaveMgr::GetResetTimeMap ( ) const

inline

    {
        return m_resetTimeByMapDifficulty;
    }

References m_resetTimeByMapDifficulty.

instance()

InstanceSaveMgr * InstanceSaveMgr::instance ( )

static

{
    static InstanceSaveMgr instance;
    return &instance;
}

References instance().

Referenced by instance().

LoadCharacterBinds()

void InstanceSaveMgr::LoadCharacterBinds

(

)

{
    lock_instLists = true;
 
    QueryResult result = CharacterDatabase.Query("SELECT guid, instance, permanent, extended FROM character_instance");
    if (result)
    {
        do
        {
            Field* fields = result->Fetch();
 
            ObjectGuid guid = ObjectGuid::Create<HighGuid::Player>(fields[0].Get<uint32>());
            uint32 instanceId = fields[1].Get<uint32>();
            bool perm = fields[2].Get<bool>();
            bool extended = fields[3].Get<bool>();
 
            if (InstanceSave* save = GetInstanceSave(instanceId))
            {
                PlayerCreateBoundInstancesMaps(guid);
                InstancePlayerBind& bind = playerBindStorage[guid]->m[save->GetDifficulty()][save->GetMapId()];
                if (bind.save) // pussywizard: another bind for the same map and difficulty! may happen because of mysql thread races
                {
                    if (bind.perm) // already loaded perm -> delete currently checked one from db
                    {
                        CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_DEL_CHAR_INSTANCE_BY_INSTANCE_GUID);
                        stmt->SetData(0, guid.GetCounter());
                        stmt->SetData(1, instanceId);
                        CharacterDatabase.Execute(stmt);
                        continue;
                    }
                    else // override temp bind by newest one
                    {
                        CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_DEL_CHAR_INSTANCE_BY_INSTANCE_GUID);
                        stmt->SetData(0, guid.GetCounter());
                        stmt->SetData(1, bind.save->GetInstanceId());
                        CharacterDatabase.Execute(stmt);
                        bind.save->RemovePlayer(guid, this);
                    }
                }
                bind.save = save;
                bind.perm = perm;
                bind.extended = extended;
                save->AddPlayer(guid);
                if (perm)
                    save->SetCanReset(false);
            }
        } while (result->NextRow());
    }
 
    lock_instLists = false;
}

References CHAR_DEL_CHAR_INSTANCE_BY_INSTANCE_GUID, CharacterDatabase, InstancePlayerBind::extended, Field::Get(), ObjectGuid::GetCounter(), InstanceSave::GetInstanceId(), GetInstanceSave(), lock_instLists, InstancePlayerBind::perm, playerBindStorage, PlayerCreateBoundInstancesMaps(), InstanceSave::RemovePlayer(), InstancePlayerBind::save, and PreparedStatementBase::SetData().

Referenced by LoadInstances().

LoadInstances()

void InstanceSaveMgr::LoadInstances

(

)

{
    uint32 oldMSTime = getMSTime();
 
    // Delete character_instance for non-existent character
    CharacterDatabase.DirectExecute("DELETE ci.* FROM character_instance AS ci LEFT JOIN characters AS c ON ci.guid = c.guid WHERE c.guid IS NULL");
 
    // Delete expired normal instances (normals expire after 3 days even if someone is still bound to them, cleared on startup)
    CharacterDatabase.DirectExecute("DELETE FROM instance WHERE resettime > 0 AND resettime < UNIX_TIMESTAMP()");
 
    // Delete instance with no binds
    CharacterDatabase.DirectExecute("DELETE i.* FROM instance AS i LEFT JOIN character_instance AS ci ON i.id = ci.instance WHERE ci.guid IS NULL");
 
    // Delete creature_respawn, gameobject_respawn and creature_instance for non-existent instance
    CharacterDatabase.DirectExecute("DELETE FROM creature_respawn WHERE instanceId > 0 AND instanceId NOT IN (SELECT id FROM instance)");
    CharacterDatabase.DirectExecute("DELETE FROM gameobject_respawn WHERE instanceId > 0 AND instanceId NOT IN (SELECT id FROM instance)");
    CharacterDatabase.DirectExecute("DELETE tmp.* FROM character_instance AS tmp LEFT JOIN instance ON tmp.instance = instance.id WHERE tmp.instance > 0 AND instance.id IS NULL");
 
    // Clean invalid references to instance
    CharacterDatabase.DirectExecute("UPDATE corpse SET instanceId = 0 WHERE instanceId > 0 AND instanceId NOT IN (SELECT id FROM instance)");
    CharacterDatabase.DirectExecute("UPDATE characters AS tmp LEFT JOIN instance ON tmp.instance_id = instance.id SET tmp.instance_id = 0 WHERE tmp.instance_id > 0 AND instance.id IS NULL");
 
    // Initialize instance id storage (Needs to be done after the trash has been clean out)
    sMapMgr->InitInstanceIds();
 
    // Load reset times and clean expired instances
    LoadResetTimes();
 
    // pussywizard
    LoadInstanceSaves();
    LoadCharacterBinds();
 
    // Sanitize pending rows on Instance_saved_data for data that wasn't deleted properly
    SanitizeInstanceSavedData();
 
    LOG_INFO("server.loading", ">> Loaded Instances And Binds in {} ms", GetMSTimeDiffToNow(oldMSTime));
    LOG_INFO("server.loading", " ");
}

References CharacterDatabase, getMSTime(), GetMSTimeDiffToNow(), LoadCharacterBinds(), LoadInstanceSaves(), LoadResetTimes(), LOG_INFO, SanitizeInstanceSavedData(), and sMapMgr.

LoadInstanceSaves()

void InstanceSaveMgr::LoadInstanceSaves

(

)

{
    QueryResult result = CharacterDatabase.Query("SELECT id, map, resettime, difficulty, completedEncounters, data FROM instance ORDER BY id ASC");
    if (result)
    {
        do
        {
            Field* fields = result->Fetch();
 
            uint32 instanceId = fields[0].Get<uint32>();
            uint32 mapId = fields[1].Get<uint16>();
            time_t resettime = time_t(fields[2].Get<uint32>());
            uint8 difficulty = fields[3].Get<uint8>();
            uint32 completedEncounters = fields[4].Get<uint32>();
            std::string instanceData = fields[5].Get<std::string>();
 
            // Mark instance id as being used
            sMapMgr->RegisterInstanceId(instanceId);
 
            InstanceSave* save = AddInstanceSave(mapId, instanceId, Difficulty(difficulty), true);
            if (save)
            {
                save->SetCompletedEncounterMask(completedEncounters);
                save->SetInstanceData(instanceData);
                if (resettime > 0)
                    save->SetResetTime(resettime);
            }
        } while (result->NextRow());
    }
}

References AddInstanceSave(), CharacterDatabase, Field::Get(), InstanceSave::SetCompletedEncounterMask(), InstanceSave::SetInstanceData(), InstanceSave::SetResetTime(), and sMapMgr.

Referenced by LoadInstances().

LoadResetTimes()

void InstanceSaveMgr::LoadResetTimes

(

)

{
    time_t now = GameTime::GetGameTime().count();
    time_t today = (now / DAY) * DAY;
 
    // load the global respawn times for raid/heroic instances
    uint32 diff = sWorld->getIntConfig(CONFIG_INSTANCE_RESET_TIME_HOUR) * HOUR;
    QueryResult result = CharacterDatabase.Query("SELECT mapid, difficulty, resettime FROM instance_reset");
    if (result)
    {
        do
        {
            Field* fields = result->Fetch();
            uint32 mapid = fields[0].Get<uint16>();
            Difficulty difficulty = Difficulty(fields[1].Get<uint8>());
            uint64 resettime = fields[2].Get<uint32>();
 
            MapDifficulty const* mapDiff = GetMapDifficultyData(mapid, difficulty);
            if (!mapDiff)
            {
                LOG_ERROR("instance.save", "InstanceSaveMgr::LoadResetTimes: invalid mapid({})/difficulty({}) pair in instance_reset!", mapid, difficulty);
                CharacterDatabase.DirectExecute("DELETE FROM instance_reset WHERE mapid = '{}' AND difficulty = '{}'", mapid, difficulty);
                continue;
            }
 
            SetResetTimeFor(mapid, difficulty, resettime);
        } while (result->NextRow());
    }
 
    // calculate new global reset times for expired instances and those that have never been reset yet
    // add the global reset times to the priority queue
    for (MapDifficultyMap::const_iterator itr = sMapDifficultyMap.begin(); itr != sMapDifficultyMap.end(); ++itr)
    {
        uint32 map_diff_pair = itr->first;
        uint32 mapid = PAIR32_LOPART(map_diff_pair);
        Difficulty difficulty = Difficulty(PAIR32_HIPART(map_diff_pair));
        MapDifficulty const* mapDiff = &itr->second;
        if (!mapDiff->resetTime)
            continue;
 
        // the reset_delay must be at least one day
        uint32 period = uint32(((mapDiff->resetTime * sWorld->getRate(RATE_INSTANCE_RESET_TIME)) / DAY) * DAY);
        if (period < DAY)
            period = DAY;
 
        time_t t = GetResetTimeFor(mapid, difficulty);
        if (!t)
        {
            // initialize the reset time
            t = today + period + diff;
            SetResetTimeFor(mapid, difficulty, t);
            CharacterDatabase.DirectExecute("INSERT INTO instance_reset VALUES ('{}', '{}', '{}')", mapid, difficulty, (uint32)t);
        }
 
        if (t < now)
        {
            // assume that expired instances have already been cleaned
            // calculate the next reset time
            t = (t * DAY) / DAY;
            t += ((today - t) / period + 1) * period + diff;
            CharacterDatabase.DirectExecute("UPDATE instance_reset SET resettime = '{}' WHERE mapid = '{}' AND difficulty = '{}'", (uint32)t, mapid, difficulty);
        }
 
        SetExtendedResetTimeFor(mapid, difficulty, t);
 
        // schedule the global reset/warning
        uint8 type;
        for (type = 1; type < 5; ++type)
            if (now + ResetTimeDelay[type - 1] < t)
                break;
 
        ScheduleReset(t - ResetTimeDelay[type - 1], InstResetEvent(type, mapid, difficulty));
    }
}

References CharacterDatabase, CONFIG_INSTANCE_RESET_TIME_HOUR, DAY, Field::Get(), GameTime::GetGameTime(), GetMapDifficultyData(), GetResetTimeFor(), HOUR, LOG_ERROR, PAIR32_HIPART(), PAIR32_LOPART(), RATE_INSTANCE_RESET_TIME, MapDifficulty::resetTime, ResetTimeDelay, ScheduleReset(), SetExtendedResetTimeFor(), SetResetTimeFor(), sMapDifficultyMap, and sWorld.

Referenced by LoadInstances().

PlayerBindToInstance()

InstancePlayerBind * InstanceSaveMgr::PlayerBindToInstance	(	ObjectGuid	guid,
		InstanceSave *	save,
		bool	permanent,
		Player *	player = nullptr
	)

{
    InstancePlayerBind& bind = playerBindStorage[guid]->m[save->GetDifficulty()][save->GetMapId()];
    ASSERT(!bind.perm || permanent); // ensure there's no changing permanent to temporary, this can be done only by unbinding
 
    if (bind.save)
    {
        if (save != bind.save || permanent != bind.perm)
        {
            bind.extended = false;
 
            CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_UPD_CHAR_INSTANCE);
            stmt->SetData(0, save->GetInstanceId());
            stmt->SetData(1, permanent);
            stmt->SetData(2, guid.GetCounter());
            stmt->SetData(3, bind.save->GetInstanceId());
            CharacterDatabase.Execute(stmt);
        }
    }
    else
    {
        // pussywizard: protect against mysql thread races!
        // pussywizard: CHANGED MY MIND! DON'T SLOW DOWN THIS QUERY! HANDLE ONLY DURING LOADING FROM DB!
        // example: enter instance -> bind -> update old id to new id -> exit -> delete new id
        // if delete by new id is executed before update, then we end up with in db
        /*CharacterDatabaseTransaction trans = CharacterDatabase.BeginTransaction();
        // ensure any for that map+difficulty is deleted!
        CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_DEL_CHAR_INSTANCE_BY_GUID_MAP_DIFF); // DELETE ci FROM character_instance ci JOIN instance i ON ci.instance = i.id WHERE ci.guid = ? AND i.map = ? AND i.difficulty = ?
        stmt->SetData(0, guidLow);
        stmt->SetData(1, uint16(save->GetMapId()));
        stmt->SetData(2, uint8(save->GetDifficulty()));
        trans->Append(stmt);
        stmt = CharacterDatabase.GetPreparedStatement(CHAR_INS_CHAR_INSTANCE);
        stmt->SetData(0, guidLow);
        stmt->SetData(1, save->GetInstanceId());
        stmt->SetData(2, permanent);
        trans->Append(stmt);
        CharacterDatabase.CommitTransaction(trans);*/
 
        CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_INS_CHAR_INSTANCE);
        stmt->SetData(0, guid.GetCounter());
        stmt->SetData(1, save->GetInstanceId());
        stmt->SetData(2, permanent);
        CharacterDatabase.Execute(stmt);
 
        if (player)
            player->UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_COMPLETE_RAID, 1);
    }
 
    if (bind.save != save)
    {
        if (bind.save)
            bind.save->RemovePlayer(guid, this);
        save->AddPlayer(guid);
    }
 
    if (permanent)
    {
        save->SetCanReset(false);
        if (!bind.perm && player) // temporary changing to permanent
            player->GetSession()->SendCalendarRaidLockout(save, true);
    }
 
    bind.save = save;
    bind.perm = permanent;
 
    if (player)
        sScriptMgr->OnPlayerBindToInstance(player, save->GetDifficulty(), save->GetMapId(), permanent);
 
    return &bind;
}

References ACHIEVEMENT_CRITERIA_TYPE_COMPLETE_RAID, InstanceSave::AddPlayer(), ASSERT, CHAR_INS_CHAR_INSTANCE, CHAR_UPD_CHAR_INSTANCE, CharacterDatabase, InstancePlayerBind::extended, ObjectGuid::GetCounter(), InstanceSave::GetDifficulty(), InstanceSave::GetInstanceId(), InstanceSave::GetMapId(), Player::GetSession(), InstancePlayerBind::perm, playerBindStorage, InstanceSave::RemovePlayer(), InstancePlayerBind::save, WorldSession::SendCalendarRaidLockout(), InstanceSave::SetCanReset(), PreparedStatementBase::SetData(), sScriptMgr, and Player::UpdateAchievementCriteria().

Referenced by CopyBinds().

PlayerCreateBoundInstancesMaps()

void InstanceSaveMgr::PlayerCreateBoundInstancesMaps

(

ObjectGuid

guid

)

{
    if (playerBindStorage.find(guid) == playerBindStorage.end())
        playerBindStorage[guid] = new BoundInstancesMapWrapper;
}

References playerBindStorage.

Referenced by LoadCharacterBinds().

PlayerGetBoundInstance()

InstancePlayerBind * InstanceSaveMgr::PlayerGetBoundInstance	(	ObjectGuid	guid,
		uint32	mapid,
		Difficulty	difficulty
	)

{
    Difficulty difficulty_fixed = ( IsSharedDifficultyMap(mapid) ? Difficulty(difficulty % 2) : difficulty);
 
    MapDifficulty const* mapDiff = GetDownscaledMapDifficultyData(mapid, difficulty_fixed);
    if (!mapDiff)
        return nullptr;
 
    BoundInstancesMapWrapper* w = nullptr;
    PlayerBindStorage::const_iterator itr = playerBindStorage.find(guid);
    if (itr != playerBindStorage.end())
        w = itr->second;
    else
        return nullptr;
 
    BoundInstancesMap::iterator itr2 = w->m[difficulty_fixed].find(mapid);
    if (itr2 != w->m[difficulty_fixed].end())
        return &itr2->second;
    else
        return nullptr;
}

References GetDownscaledMapDifficultyData(), IsSharedDifficultyMap(), BoundInstancesMapWrapper::m, and playerBindStorage.

Referenced by CopyBinds(), PlayerGetDestinationInstanceId(), PlayerGetInstanceSave(), and PlayerIsPermBoundToInstance().

PlayerGetBoundInstances()

BoundInstancesMap const & InstanceSaveMgr::PlayerGetBoundInstances	(	ObjectGuid	guid,
		Difficulty	difficulty
	)

{
    PlayerBindStorage::iterator itr = playerBindStorage.find(guid);
    if (itr != playerBindStorage.end())
        return itr->second->m[difficulty];
    return emptyBoundInstancesMap;
}

References emptyBoundInstancesMap, and playerBindStorage.

Referenced by CopyBinds().

PlayerGetDestinationInstanceId()

uint32 InstanceSaveMgr::PlayerGetDestinationInstanceId	(	Player *	player,
		uint32	mapid,
		Difficulty	difficulty
	)

{
    // returning 0 means a new instance will be created
    // non-zero implicates that InstanceSave exists
 
    InstancePlayerBind* ipb = PlayerGetBoundInstance(player->GetGUID(), mapid, difficulty);
    if (ipb && ipb->perm) // 1. self perm
        return ipb->save->GetInstanceId();
    if (Group* g = player->GetGroup())
    {
        if (InstancePlayerBind* ilb = PlayerGetBoundInstance(g->GetLeaderGUID(), mapid, difficulty)) // 2. leader temp/perm
            return ilb->save->GetInstanceId();
        return 0; // 3. in group, no leader bind
    }
    return ipb ? ipb->save->GetInstanceId() : 0; // 4. self temp
}

References Player::GetGroup(), Object::GetGUID(), InstanceSave::GetInstanceId(), InstancePlayerBind::perm, PlayerGetBoundInstance(), and InstancePlayerBind::save.

PlayerGetInstanceSave()

InstanceSave * InstanceSaveMgr::PlayerGetInstanceSave	(	ObjectGuid	guid,
		uint32	mapid,
		Difficulty	difficulty
	)

{
    InstancePlayerBind* pBind = PlayerGetBoundInstance(guid, mapid, difficulty);
    return (pBind ? pBind->save : nullptr);
}

References PlayerGetBoundInstance(), and InstancePlayerBind::save.

PlayerIsPermBoundToInstance()

bool InstanceSaveMgr::PlayerIsPermBoundToInstance	(	ObjectGuid	guid,
		uint32	mapid,
		Difficulty	difficulty
	)

{
    if (InstancePlayerBind* bind = PlayerGetBoundInstance(guid, mapid, difficulty))
        if (bind->perm)
            return true;
    return false;
}

References PlayerGetBoundInstance().

PlayerUnbindInstance()

void InstanceSaveMgr::PlayerUnbindInstance	(	ObjectGuid	guid,
		uint32	mapid,
		Difficulty	difficulty,
		bool	deleteFromDB,
		Player *	player = nullptr
	)

{
    BoundInstancesMapWrapper* w = playerBindStorage[guid];
    BoundInstancesMap::iterator itr = w->m[difficulty].find(mapid);
    if (itr != w->m[difficulty].end())
    {
        if (deleteFromDB)
        {
            CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_DEL_CHAR_INSTANCE_BY_INSTANCE_GUID);
            stmt->SetData(0, guid.GetCounter());
            stmt->SetData(1, itr->second.save->GetInstanceId());
            CharacterDatabase.Execute(stmt);
        }
 
        if (itr->second.perm && player)
            player->GetSession()->SendCalendarRaidLockout(itr->second.save, false);
 
        InstanceSave* tmp = itr->second.save;
        w->m[difficulty].erase(itr);
        tmp->RemovePlayer(guid, this);
    }
}

References CHAR_DEL_CHAR_INSTANCE_BY_INSTANCE_GUID, CharacterDatabase, ObjectGuid::GetCounter(), Player::GetSession(), BoundInstancesMapWrapper::m, playerBindStorage, InstanceSave::RemovePlayer(), WorldSession::SendCalendarRaidLockout(), and PreparedStatementBase::SetData().

Referenced by UnbindAllFor().

PlayerUnbindInstanceNotExtended()

void InstanceSaveMgr::PlayerUnbindInstanceNotExtended	(	ObjectGuid	guid,
		uint32	mapid,
		Difficulty	difficulty,
		Player *	player = nullptr
	)

{
    BoundInstancesMapWrapper* w = playerBindStorage[guid];
    BoundInstancesMap::iterator itr = w->m[difficulty].find(mapid);
    if (itr != w->m[difficulty].end())
    {
        if (itr->second.extended)
            itr->second.extended = false;
        else
        {
            if (itr->second.perm && player)
                player->GetSession()->SendCalendarRaidLockout(itr->second.save, false);
 
            InstanceSave* tmp = itr->second.save;
            w->m[difficulty].erase(itr);
            tmp->RemovePlayer(guid, this);
        }
    }
}

References Player::GetSession(), BoundInstancesMapWrapper::m, playerBindStorage, InstanceSave::RemovePlayer(), and WorldSession::SendCalendarRaidLockout().

Referenced by _ResetSave().

SanitizeInstanceSavedData()

void InstanceSaveMgr::SanitizeInstanceSavedData

(

)

{
    CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_SANITIZE_INSTANCE_SAVED_DATA);
    CharacterDatabase.Execute(stmt);
}

References CHAR_SANITIZE_INSTANCE_SAVED_DATA, and CharacterDatabase.

Referenced by LoadInstances().

ScheduleReset()

void InstanceSaveMgr::ScheduleReset	(	time_t	time,
		InstResetEvent	event
	)

{
    m_resetTimeQueue.insert(std::pair<time_t, InstResetEvent>(time, event));
}

References m_resetTimeQueue.

Referenced by _ResetOrWarnAll(), LoadResetTimes(), and Update().

SetExtendedResetTimeFor()

void InstanceSaveMgr::SetExtendedResetTimeFor ( uint32  mapid, Difficulty  d, time_t  t  )

inline

    {
        m_resetExtendedTimeByMapDifficulty[MAKE_PAIR32(mapid, d)] = t;
    }

References m_resetExtendedTimeByMapDifficulty, and MAKE_PAIR32().

Referenced by _ResetOrWarnAll(), and LoadResetTimes().

SetResetTimeFor()

void InstanceSaveMgr::SetResetTimeFor ( uint32  mapid, Difficulty  d, time_t  t  )

inline

    {
        m_resetTimeByMapDifficulty[MAKE_PAIR32(mapid, d)] = t;
    }

References m_resetTimeByMapDifficulty, and MAKE_PAIR32().

Referenced by _ResetOrWarnAll(), and LoadResetTimes().

UnbindAllFor()

void InstanceSaveMgr::UnbindAllFor

(

InstanceSave *

save

)

{
    uint32 mapId = save->GetMapId();
    Difficulty difficulty = save->GetDifficulty();
    GuidList players = save->m_playerList;
 
    for (ObjectGuid const& guid : players)
    {
        PlayerUnbindInstance(guid, mapId, difficulty, true, ObjectAccessor::FindConnectedPlayer(guid));
    }
}

References ObjectAccessor::FindConnectedPlayer(), InstanceSave::GetDifficulty(), InstanceSave::GetMapId(), InstanceSave::m_playerList, and PlayerUnbindInstance().

Update()

void InstanceSaveMgr::Update

(

)

{
    time_t now = GameTime::GetGameTime().count();
    time_t t;
    bool resetOccurred = false;
 
    while (!m_resetTimeQueue.empty())
    {
        t = m_resetTimeQueue.begin()->first;
        if (t >= now)
            break;
 
        InstResetEvent& event = m_resetTimeQueue.begin()->second;
        if (event.type)
        {
            // global reset/warning for a certain map
            time_t resetTime = GetResetTimeFor(event.mapid, event.difficulty);
            bool warn = event.type < 5;
            _ResetOrWarnAll(event.mapid, event.difficulty, warn, resetTime);
            if (warn)
            {
                // schedule the next warning/reset
                ++event.type;
                ScheduleReset(resetTime - ResetTimeDelay[event.type - 1], event);
            }
            else
                resetOccurred = true;
        }
        m_resetTimeQueue.erase(m_resetTimeQueue.begin());
    }
 
    // pussywizard: send updated calendar and raid info
    if (resetOccurred)
    {
        LOG_INFO("instance.save", "Instance ID reset occurred, sending updated calendar and raid info to all players!");
        WorldPacket dummy;
 
        WorldSessionMgr::SessionMap const& sessionMap = sWorldSessionMgr->GetAllSessions();
        for (WorldSessionMgr::SessionMap::const_iterator itr = sessionMap.begin(); itr != sessionMap.end(); ++itr)
            if (Player* plr = itr->second->GetPlayer())
            {
                itr->second->HandleCalendarGetCalendar(dummy);
                plr->SendRaidInfo();
            }
    }
}

References _ResetOrWarnAll(), GameTime::GetGameTime(), GetResetTimeFor(), LOG_INFO, m_resetTimeQueue, ResetTimeDelay, ScheduleReset(), and sWorldSessionMgr.

Friends And Related Symbol Documentation

InstanceSave

friend class InstanceSave

friend

Referenced by AddInstanceSave().

Member Data Documentation

emptyBoundInstancesMap

BoundInstancesMap InstanceSaveMgr::emptyBoundInstancesMap

staticprotected

Referenced by PlayerGetBoundInstances().

lock_instLists

bool InstanceSaveMgr::lock_instLists {false}

private

{false};

Referenced by _ResetSave(), DeleteInstanceSaveIfNeeded(), LoadCharacterBinds(), and ~InstanceSaveMgr().

m_instanceSaveById

InstanceSaveHashMap InstanceSaveMgr::m_instanceSaveById

private

Referenced by _ResetOrWarnAll(), _ResetSave(), AddInstanceSave(), DeleteInstanceSaveIfNeeded(), and GetInstanceSave().

m_resetExtendedTimeByMapDifficulty

ResetTimeByMapDifficultyMap InstanceSaveMgr::m_resetExtendedTimeByMapDifficulty

private

Referenced by GetExtendedResetTimeFor(), and SetExtendedResetTimeFor().

m_resetTimeByMapDifficulty

ResetTimeByMapDifficultyMap InstanceSaveMgr::m_resetTimeByMapDifficulty

private

Referenced by GetResetTimeFor(), GetResetTimeMap(), and SetResetTimeFor().

m_resetTimeQueue

ResetTimeQueue InstanceSaveMgr::m_resetTimeQueue

private

Referenced by ScheduleReset(), and Update().

playerBindStorage

PlayerBindStorage InstanceSaveMgr::playerBindStorage

staticprotected

Referenced by LoadCharacterBinds(), PlayerBindToInstance(), PlayerCreateBoundInstancesMaps(), PlayerGetBoundInstance(), PlayerGetBoundInstances(), PlayerUnbindInstance(), and PlayerUnbindInstanceNotExtended().

ResetTimeDelay

uint16 InstanceSaveMgr::ResetTimeDelay = {3600, 900, 300, 60, 0}

staticprotected

Referenced by LoadResetTimes(), and Update().

---

The documentation for this class was generated from the following files:

• azerothcore-wotlk/src/server/game/Instances/InstanceSaveMgr.h
• azerothcore-wotlk/src/server/game/Instances/InstanceSaveMgr.cpp