bool Item::IsLimitedToAnotherMapOrZone(uint32 cur_mapId, uint32 cur_zoneId) const
{
ItemPrototype const* proto = GetProto();
return proto && ((proto->Map && proto->Map != cur_mapId) || (proto->Area && proto->Area != cur_zoneId));
}
bool Item::LoadFromDB(uint32 guidLow, Field *fields, ObjectGuid ownerGuid)
{
// create item before any checks for store correct guid
// and allow use "FSetState(ITEM_REMOVED); SaveToDB();" for deleting item from DB
Object::_Create(ObjectGuid(HIGHGUID_ITEM, guidLow));
if (!LoadValues(fields[0].GetString()))
{
sLog.outError("Item #%d have broken data in `data` field. Can't be loaded.", guidLow);
return false;
}
bool need_save = false; // need explicit save data at load fixes
// overwrite possible wrong/corrupted guid
ObjectGuid new_item_guid = ObjectGuid(HIGHGUID_ITEM, guidLow);
if (GetGuidValue(OBJECT_FIELD_GUID) != new_item_guid)
{
SetGuidValue(OBJECT_FIELD_GUID, new_item_guid);
need_save = true;
}
ItemPrototype const* proto = GetProto();
if(!proto)
return false;
// update max durability (and durability) if need
if(proto->MaxDurability!= GetUInt32Value(ITEM_FIELD_MAXDURABILITY))
{
SetUInt32Value(ITEM_FIELD_MAXDURABILITY,proto->MaxDurability);
if(GetUInt32Value(ITEM_FIELD_DURABILITY) > proto->MaxDurability)
SetUInt32Value(ITEM_FIELD_DURABILITY,proto->MaxDurability);
need_save = true;
}
// recalculate suffix factor
if(GetItemRandomPropertyId() < 0)
{
if(UpdateItemSuffixFactor())
need_save = true;
}
// Remove bind flag for items vs NO_BIND set
if (IsSoulBound() && proto->Bonding == NO_BIND)
{
ApplyModFlag(ITEM_FIELD_FLAGS, ITEM_DYNFLAG_BINDED, false);
need_save = true;
}
// update duration if need, and remove if not need
if ((proto->Duration == 0) != (GetUInt32Value(ITEM_FIELD_DURATION) == 0))
{
SetUInt32Value(ITEM_FIELD_DURATION, proto->Duration);
need_save = true;
}
// set correct owner
if (!ownerGuid.IsEmpty() && GetOwnerGuid() != ownerGuid)
{
SetOwnerGuid(ownerGuid);
need_save = true;
}
// set correct wrapped state
if (HasFlag(ITEM_FIELD_FLAGS, ITEM_DYNFLAG_WRAPPED))
{
// wrapped item must be wrapper (used version that not stackable)
if (!(proto->Flags & ITEM_FLAG_WRAPPER) || GetMaxStackCount() > 1)
{
RemoveFlag(ITEM_FIELD_FLAGS, ITEM_DYNFLAG_WRAPPED);
need_save = true;
// also cleanup for sure gift table
CharacterDatabase.PExecute("DELETE FROM character_gifts WHERE item_guid = '%u'", GetGUIDLow());
}
}
if (need_save) // normal item changed state set not work at loading
{
std::ostringstream ss;
ss << "UPDATE item_instance SET data = '";
for(uint16 i = 0; i < m_valuesCount; ++i )
ss << GetUInt32Value(i) << " ";
ss << "', owner_guid = '" << GetOwnerGuid().GetCounter() << "' WHERE guid = '" << guidLow << "'";
CharacterDatabase.Execute( ss.str().c_str() );
}
return true;
}
bool Item::LoadFromDB(uint32 guid, uint64 owner_guid, QueryResult_AutoPtr result)
{
// create item before any checks for store correct guid
// and allow use "FSetState(ITEM_REMOVED); SaveToDB();" for deleting item from DB
Object::_Create(guid, 0, HIGHGUID_ITEM);
if (!result)
result = CharacterDatabase.PQuery("SELECT data FROM item_instance WHERE guid = '%u'", guid);
if (!result)
{
sLog->outError("Item (GUID: %u owner: %u) not found in table item_instance, can't load. ", guid, GUID_LOPART(owner_guid));
return false;
}
Field *fields = result->Fetch();
if (!LoadValues(fields[0].GetString()))
{
sLog->outError("Item #%d has invalid data in data field. Not loaded.", guid);
return false;
}
bool need_save = false; // need explicit save data at load fixes
// overwrite possible wrong/corrupted guid
uint64 new_item_guid = MAKE_NEW_GUID(guid, 0, HIGHGUID_ITEM);
if (GetUInt64Value(OBJECT_FIELD_GUID) != new_item_guid)
{
SetUInt64Value(OBJECT_FIELD_GUID, MAKE_NEW_GUID(guid, 0, HIGHGUID_ITEM));
need_save = true;
}
ItemPrototype const* proto = GetProto();
if (!proto)
return false;
// recalculate suffix factor
if (GetItemRandomPropertyId() < 0)
{
if (UpdateItemSuffixFactor())
need_save = true;
}
// Remove bind flag for items vs NO_BIND set
if (IsSoulBound() && proto->Bonding == NO_BIND)
{
ApplyModFlag(ITEM_FIELD_FLAGS, ITEM_FLAGS_BINDED, false);
need_save = true;
}
// update duration if need, and remove if not need
if ((proto->Duration == 0) != (GetUInt32Value(ITEM_FIELD_DURATION) == 0))
{
SetUInt32Value(ITEM_FIELD_DURATION, abs(proto->Duration));
need_save = true;
}
// set correct owner
if (owner_guid != 0 && GetOwnerGUID() != owner_guid)
{
SetOwnerGUID(owner_guid);
need_save = true;
}
if (need_save) // normal item changed state set not work at loading
{
std::ostringstream ss;
ss << "UPDATE item_instance SET data = '";
for (uint16 i = 0; i < m_valuesCount; ++i)
ss << GetUInt32Value(i) << " ";
ss << "', owner_guid = '" << GUID_LOPART(GetOwnerGUID()) << "' WHERE guid = '" << guid << "'";
CharacterDatabase.Execute(ss.str().c_str());
}
return true;
}
void Item::ApplyEnchantmentBonus( uint32 Slot, bool Apply )
{
if( m_owner == NULL )
return;
EnchantmentMap::iterator itr = Enchantments.find( Slot );
if( itr == Enchantments.end() )
return;
EnchantEntry* Entry = itr->second.Enchantment;
uint32 RandomSuffixAmount = itr->second.RandomSuffix;
if( itr->second.BonusApplied == Apply )
return;
itr->second.BonusApplied = Apply;
if( Apply )
{
// Send the enchantment time update packet.
SendEnchantTimeUpdate( itr->second.Slot, itr->second.Duration );
}
// Apply the visual on the player.
uint32 ItemSlot = m_owner->GetItemInterface()->GetInventorySlotByGuid( GetGUID() );
if(ItemSlot < EQUIPMENT_SLOT_END)
{
uint32 VisibleBase = PLAYER_VISIBLE_ITEM_1_ENCHANTMENT + ItemSlot * PLAYER_VISIBLE_ITEM_LENGTH;
m_owner->SetUInt32Value( VisibleBase, Apply ? Entry->Id : 0 );
}
// Another one of those for loop that where not indented properly god knows what will break
// but i made it actually affect the code below it
for( uint32 c = 0; c < 3; c++ )
{
if( Entry->type[c] )
{
// Depending on the enchantment type, take the appropriate course of action.
switch( Entry->type[c] )
{
case 1: // Trigger spell on melee attack.
{
if( Apply && Entry->spell[c] != 0 )
{
// Create a proc trigger spell
ProcTriggerSpell TS;
TS.caster = m_owner->GetGUID();
TS.origId = 0;
TS.procFlags = PROC_ON_MELEE_ATTACK;
if(ItemSlot == EQUIPMENT_SLOT_MAINHAND * PLAYER_VISIBLE_ITEM_LENGTH)
TS.weapon_damage_type = 1; // Proc only on main hand attacks
else if(ItemSlot == EQUIPMENT_SLOT_OFFHAND * PLAYER_VISIBLE_ITEM_LENGTH)
TS.weapon_damage_type = 2; // Proc only on off hand attacks
else
TS.weapon_damage_type = 0; // Doesn't depend on weapon
TS.procCharges = 0;
/* This needs to be modified based on the attack speed of the weapon.
* Secondly, need to assign some static chance for instant attacks (ss,
* gouge, etc.) */
if( !Entry->min[c] && GetProto()->Class == ITEM_CLASS_WEAPON )
{
float speed = (float)GetProto()->Delay;
/////// procChance calc ///////
float ppm = 0;
SpellEntry* sp = dbcSpell.LookupEntry( Entry->spell[c] );
if( sp )
{
switch( sp->NameHash )
{
case SPELL_HASH_FROSTBRAND_ATTACK:
ppm = 9;
break;
}
}
if( ppm != 0 )
{
float pcount = 60/ppm;
float chance = (speed/10) / pcount;
TS.procChance = (uint32)chance;
}
else
TS.procChance = (uint32)( speed / 600.0f );
///////////////////////////////
}
else
TS.procChance = Entry->min[c];
DEBUG_LOG( "Enchant", "Setting procChance to %u%%.", TS.procChance );
TS.deleted = false;
TS.spellId = Entry->spell[c];
m_owner->m_procSpells.push_back( TS );
}
else
{
// Remove the proctriggerspell
uint32 SpellId;
list< struct ProcTriggerSpell >::iterator itr/*, itr2*/;
for( itr = m_owner->m_procSpells.begin(); itr != m_owner->m_procSpells.end(); )
{
SpellId = itr->spellId;
/*itr2 = itr++;*/
if( SpellId == Entry->spell[c] )
{
//m_owner->m_procSpells.erase(itr2);
itr->deleted = true;
}
itr++;
}
}
}break;
case 2: // Mod damage done.
{
int32 val = Entry->min[c];
if( RandomSuffixAmount )
val = RANDOM_SUFFIX_MAGIC_CALCULATION( RandomSuffixAmount, GetItemRandomSuffixFactor() );
if( Apply )
m_owner->ModUnsigned32Value( PLAYER_FIELD_MOD_DAMAGE_DONE_POS, val );
else
m_owner->ModUnsigned32Value( PLAYER_FIELD_MOD_DAMAGE_DONE_POS, -val );
m_owner->CalcDamage();
}break;
case 3: // Cast spell (usually means apply aura)
{
if( Apply )
{
SpellCastTargets targets( m_owner->GetGUID() );
SpellEntry* sp;
if( Entry->spell[c] != 0 )
{
sp = dbcSpell.LookupEntryForced( Entry->spell[c] );
if( sp == NULL )
continue;
Spell* spell = NULLSPELL;
//Never found out why,
//but this Blade of Life's Inevitability spell must be casted by the item, not owner.
if( m_itemProto->ItemId != 34349 )
spell = (new Spell( m_owner, sp, true, NULLAURA ));
else
spell = (new Spell( TO_ITEM(this), sp, true, NULLAURA ));
spell->i_caster = TO_ITEM(this);
spell->prepare( &targets );
}
}
else
{
if( Entry->spell[c] != 0 )
m_owner->RemoveAura( Entry->spell[c] );
}
}break;
case 4: // Modify physical resistance
{
int32 val = Entry->min[c];
if( RandomSuffixAmount )
val = RANDOM_SUFFIX_MAGIC_CALCULATION( RandomSuffixAmount, GetItemRandomSuffixFactor() );
if( Apply )
{
m_owner->FlatResistanceModifierPos[Entry->spell[c]] += val;
}
else
{
m_owner->FlatResistanceModifierPos[Entry->spell[c]] -= val;
}
m_owner->CalcResistance( Entry->spell[c] );
}break;
case 5: //Modify rating ...order is PLAYER_FIELD_COMBAT_RATING_1 and above
{
//spellid is enum ITEM_STAT_TYPE
//min=max is amount
int32 val = Entry->min[c];
if( RandomSuffixAmount )
val = RANDOM_SUFFIX_MAGIC_CALCULATION( RandomSuffixAmount, GetItemRandomSuffixFactor() );
m_owner->ModifyBonuses( Entry->spell[c], Apply ? val : -val );
m_owner->UpdateStats();
}break;
case 6: // Rockbiter weapon (increase damage per second... how the hell do you calc that)
{
if( Apply )
{
//m_owner->ModUInt32Value(PLAYER_FIELD_MOD_DAMAGE_DONE_POS, Entry->min[c]);
//if i'm not wrong then we should apply DMPS formula for this. This will have somewhat a larger value 28->34
int32 val = Entry->min[c];
if( RandomSuffixAmount )
val = RANDOM_SUFFIX_MAGIC_CALCULATION( RandomSuffixAmount, GetItemRandomSuffixFactor() );
int32 value = GetProto()->Delay * val / 1000;
m_owner->ModUnsigned32Value( PLAYER_FIELD_MOD_DAMAGE_DONE_POS, value );
}
else
{
int32 val = Entry->min[c];
if( RandomSuffixAmount )
val = RANDOM_SUFFIX_MAGIC_CALCULATION( RandomSuffixAmount, GetItemRandomSuffixFactor() );
int32 value =- (int32)(GetProto()->Delay * val / 1000 );
m_owner->ModUnsigned32Value( PLAYER_FIELD_MOD_DAMAGE_DONE_POS, value );
}
m_owner->CalcDamage();
}break;
default:
{
DEBUG_LOG( "Enchant","Unknown enchantment type: %u (%u)", Entry->type[c], Entry->Id );
}break;
}
}
}
}