CharacterDatabaseCleaner.cpp

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/*
* This file is part of Project SkyFire https://www.projectskyfire.org.
* See LICENSE.md file for Copyright information
*/
 
#include "AchievementMgr.h"
#include "CharacterDatabaseCleaner.h"
#include "Common.h"
#include "Database/DatabaseEnv.h"
#include "DBCStores.h"
#include "SpellMgr.h"
#include "World.h"
 
void CharacterDatabaseCleaner::CleanDatabase()
{
    // config to disable
    if (!sWorld->GetBoolConfig(WorldBoolConfigs::CONFIG_CLEAN_CHARACTER_DB))
        return;
 
    SF_LOG_INFO("misc", "Cleaning character database...");
 
    uint32 oldMSTime = getMSTime();
 
    // check flags which clean ups are necessary
    QueryResult result = CharacterDatabase.PQuery("SELECT value FROM worldstates WHERE entry = %d", WS_CLEANING_FLAGS);
    if (!result)
        return;
 
    uint32 flags = (*result)[0].GetUInt32();
 
    // clean up
    if (flags & CLEANING_FLAG_ACHIEVEMENT_PROGRESS)
        CleanCharacterAchievementProgress();
 
    if (flags & CLEANING_FLAG_SKILLS)
        CleanCharacterSkills();
 
    if (flags & CLEANING_FLAG_SPELLS)
        CleanCharacterSpell();
 
    if (flags & CLEANING_FLAG_TALENTS)
        CleanCharacterTalent();
 
    if (flags & CLEANING_FLAG_QUESTSTATUS)
        CleanCharacterQuestStatus();
 
    // NOTE: In order to have persistentFlags be set in worldstates for the next cleanup,
    // you need to define them at least once in worldstates.
    flags &= sWorld->getIntConfig(WorldIntConfigs::CONFIG_PERSISTENT_CHARACTER_CLEAN_FLAGS);
    CharacterDatabase.DirectPExecute("UPDATE worldstates SET value = %u WHERE entry = %d", flags, WS_CLEANING_FLAGS);
 
    sWorld->SetCleaningFlags(flags);
 
    SF_LOG_INFO("server.loading", ">> Cleaned character database in %u ms", GetMSTimeDiffToNow(oldMSTime));
}
 
void CharacterDatabaseCleaner::CheckUnique(const char* column, const char* table, bool (*check)(uint32))
{
    QueryResult result = CharacterDatabase.PQuery("SELECT DISTINCT %s FROM %s", column, table);
    if (!result)
    {
        SF_LOG_INFO("misc", "Table %s is empty.", table);
        return;
    }
 
    bool found = false;
    std::ostringstream ss;
    do
    {
        Field* fields = result->Fetch();
 
        uint32 id = fields[0].GetUInt32();
 
        if (!check(id))
        {
            if (!found)
            {
                ss << "DELETE FROM " << table << " WHERE " << column << " IN (";
                found = true;
            }
            else
                ss << ',';
 
            ss << id;
        }
    } while (result->NextRow());
 
    if (found)
    {
        ss << ')';
        CharacterDatabase.Execute(ss.str().c_str());
    }
}
 
bool CharacterDatabaseCleaner::AchievementProgressCheck(uint32 criteria)
{
    return sAchievementMgr->GetAchievementCriteria(criteria);
}
 
void CharacterDatabaseCleaner::CleanCharacterAchievementProgress()
{
    CheckUnique("criteria", "character_achievement_progress", &AchievementProgressCheck);
}
 
bool CharacterDatabaseCleaner::SkillCheck(uint32 skill)
{
    return sSkillLineStore.LookupEntry(skill);
}
 
void CharacterDatabaseCleaner::CleanCharacterSkills()
{
    CheckUnique("skill", "character_skills", &SkillCheck);
}
 
bool CharacterDatabaseCleaner::SpellCheck(uint32 spell_id)
{
    return sSpellMgr->GetSpellInfo(spell_id) && !GetTalentSpellPos(spell_id);
}
 
void CharacterDatabaseCleaner::CleanCharacterSpell()
{
    CheckUnique("spell", "character_spell", &SpellCheck);
}
 
bool CharacterDatabaseCleaner::TalentCheck(uint32 talent_id)
{
    TalentEntry const* talentInfo = sTalentStore.LookupEntry(talent_id);
    if (!talentInfo)
        return false;
 
    return true;
}
 
void CharacterDatabaseCleaner::CleanCharacterTalent()
{
    CharacterDatabase.DirectPExecute("DELETE FROM character_talent WHERE spec > %u", MAX_TALENT_SPECS);
    CheckUnique("spell", "character_talent", &TalentCheck);
}
 
void CharacterDatabaseCleaner::CleanCharacterQuestStatus()
{
    CharacterDatabase.DirectExecute("DELETE FROM character_queststatus WHERE status = 0");
}