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server/src/game/Item.cpp
VladimirMangos 0daf12a348 [11703] Proper way create items in Item::CreateItem/CloneItem for items not for inventory 
Old code way work not allow create item without providing targeting player.
In result creating item that will not placed to inventory required additional hacks
for undo redundent links to player structures.
2011-07-02 01:08:01 +04:00

1273 lines
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/*
* Copyright (C) 2005-2011 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 "Item.h"
#include "ObjectMgr.h"
#include "ObjectGuid.h"
#include "WorldPacket.h"
#include "Database/DatabaseEnv.h"
#include "ItemEnchantmentMgr.h"
void AddItemsSetItem(Player* player, Item* item)
{
ItemPrototype const* proto = item->GetProto();
uint32 setid = proto->ItemSet;
ItemSetEntry const* set = sItemSetStore.LookupEntry(setid);
if (!set)
{
sLog.outErrorDb("Item set %u for item (id %u) not found, mods not applied.", setid,proto->ItemId);
return;
}
if (set->required_skill_id && player->GetSkillValue(set->required_skill_id) < set->required_skill_value)
return;
ItemSetEffect* eff = NULL;
for (size_t x = 0; x < player->ItemSetEff.size(); ++x)
{
if (player->ItemSetEff[x] && player->ItemSetEff[x]->setid == setid)
{
eff = player->ItemSetEff[x];
break;
}
}
if (!eff)
{
eff = new ItemSetEffect;
memset(eff, 0, sizeof(ItemSetEffect));
eff->setid = setid;
size_t x = 0;
for (; x < player->ItemSetEff.size(); x++)
if (!player->ItemSetEff[x])
break;
if (x < player->ItemSetEff.size())
player->ItemSetEff[x]=eff;
else
player->ItemSetEff.push_back(eff);
}
++eff->item_count;
for (uint32 x = 0; x < 8; x++)
{
if (!set->spells[x])
continue;
// not enough for spell
if (set->items_to_triggerspell[x] > eff->item_count)
continue;
uint32 z = 0;
for (; z < 8; z++)
if (eff->spells[z] && eff->spells[z]->Id == set->spells[x])
break;
if (z < 8)
continue;
// new spell
for (uint32 y = 0; y < 8; y++)
{
if (!eff->spells[y]) // free slot
{
SpellEntry const* spellInfo = sSpellStore.LookupEntry(set->spells[x]);
if (!spellInfo)
{
sLog.outError("WORLD: unknown spell id %u in items set %u effects", set->spells[x],setid);
break;
}
// spell casted only if fit form requirement, in other case will casted at form change
player->ApplyEquipSpell(spellInfo, NULL, true);
eff->spells[y] = spellInfo;
break;
}
}
}
}
void RemoveItemsSetItem(Player* player, ItemPrototype const* proto)
{
uint32 setid = proto->ItemSet;
ItemSetEntry const* set = sItemSetStore.LookupEntry(setid);
if (!set)
{
sLog.outErrorDb("Item set #%u for item #%u not found, mods not removed.", setid,proto->ItemId);
return;
}
ItemSetEffect* eff = NULL;
size_t setindex = 0;
for (; setindex < player->ItemSetEff.size(); setindex++)
{
if (player->ItemSetEff[setindex] && player->ItemSetEff[setindex]->setid == setid)
{
eff = player->ItemSetEff[setindex];
break;
}
}
// can be in case now enough skill requirement for set appling but set has been appliend when skill requirement not enough
if (!eff)
return;
--eff->item_count;
for (uint32 x = 0; x < 8; x++)
{
if (!set->spells[x])
continue;
// enough for spell
if (set->items_to_triggerspell[x] <= eff->item_count)
continue;
for (uint32 z = 0; z < 8; z++)
{
if (eff->spells[z] && eff->spells[z]->Id == set->spells[x])
{
// spell can be not active if not fit form requirement
player->ApplyEquipSpell(eff->spells[z], NULL, false);
eff->spells[z] = NULL;
break;
}
}
}
if (!eff->item_count) // all items of a set were removed
{
MANGOS_ASSERT(eff == player->ItemSetEff[setindex]);
delete eff;
player->ItemSetEff[setindex] = NULL;
}
}
bool ItemCanGoIntoBag(ItemPrototype const* pProto, ItemPrototype const* pBagProto)
{
if (!pProto || !pBagProto)
return false;
switch (pBagProto->Class)
{
case ITEM_CLASS_CONTAINER:
switch (pBagProto->SubClass)
{
case ITEM_SUBCLASS_CONTAINER:
return true;
case ITEM_SUBCLASS_SOUL_CONTAINER:
if (!(pProto->BagFamily & BAG_FAMILY_MASK_SOUL_SHARDS))
return false;
return true;
case ITEM_SUBCLASS_HERB_CONTAINER:
if (!(pProto->BagFamily & BAG_FAMILY_MASK_HERBS))
return false;
return true;
case ITEM_SUBCLASS_ENCHANTING_CONTAINER:
if (!(pProto->BagFamily & BAG_FAMILY_MASK_ENCHANTING_SUPP))
return false;
return true;
case ITEM_SUBCLASS_MINING_CONTAINER:
if (!(pProto->BagFamily & BAG_FAMILY_MASK_MINING_SUPP))
return false;
return true;
case ITEM_SUBCLASS_ENGINEERING_CONTAINER:
if (!(pProto->BagFamily & BAG_FAMILY_MASK_ENGINEERING_SUPP))
return false;
return true;
case ITEM_SUBCLASS_GEM_CONTAINER:
if (!(pProto->BagFamily & BAG_FAMILY_MASK_GEMS))
return false;
return true;
case ITEM_SUBCLASS_LEATHERWORKING_CONTAINER:
if (!(pProto->BagFamily & BAG_FAMILY_MASK_LEATHERWORKING_SUPP))
return false;
return true;
case ITEM_SUBCLASS_INSCRIPTION_CONTAINER:
if (!(pProto->BagFamily & BAG_FAMILY_MASK_INSCRIPTION_SUPP))
return false;
return true;
default:
return false;
}
case ITEM_CLASS_QUIVER:
switch (pBagProto->SubClass)
{
case ITEM_SUBCLASS_QUIVER:
if (!(pProto->BagFamily & BAG_FAMILY_MASK_ARROWS))
return false;
return true;
case ITEM_SUBCLASS_AMMO_POUCH:
if (!(pProto->BagFamily & BAG_FAMILY_MASK_BULLETS))
return false;
return true;
default:
return false;
}
}
return false;
}
Item::Item()
{
m_objectType |= TYPEMASK_ITEM;
m_objectTypeId = TYPEID_ITEM;
m_updateFlag = UPDATEFLAG_HIGHGUID;
m_valuesCount = ITEM_END;
m_slot = 0;
uState = ITEM_NEW;
uQueuePos = -1;
m_container = NULL;
mb_in_trade = false;
m_lootState = ITEM_LOOT_NONE;
}
bool Item::Create(uint32 guidlow, uint32 itemid, Player const* owner)
{
Object::_Create(guidlow, 0, HIGHGUID_ITEM);
SetEntry(itemid);
SetObjectScale(DEFAULT_OBJECT_SCALE);
SetGuidValue(ITEM_FIELD_OWNER, owner ? owner->GetObjectGuid() : ObjectGuid());
SetGuidValue(ITEM_FIELD_CONTAINED, ObjectGuid());
ItemPrototype const* itemProto = ObjectMgr::GetItemPrototype(itemid);
if (!itemProto)
return false;
SetUInt32Value(ITEM_FIELD_STACK_COUNT, 1);
SetUInt32Value(ITEM_FIELD_MAXDURABILITY, itemProto->MaxDurability);
SetUInt32Value(ITEM_FIELD_DURABILITY, itemProto->MaxDurability);
for (int i = 0; i < MAX_ITEM_PROTO_SPELLS; ++i)
SetSpellCharges(i,itemProto->Spells[i].SpellCharges);
SetUInt32Value(ITEM_FIELD_DURATION, itemProto->Duration);
return true;
}
void Item::UpdateDuration(Player* owner, uint32 diff)
{
if (!GetUInt32Value(ITEM_FIELD_DURATION))
return;
//DEBUG_LOG("Item::UpdateDuration Item (Entry: %u Duration %u Diff %u)", GetEntry(), GetUInt32Value(ITEM_FIELD_DURATION), diff);
if (GetUInt32Value(ITEM_FIELD_DURATION) <= diff)
{
if (uint32 newItemId = sObjectMgr.GetItemExpireConvert(GetEntry()))
owner->ConvertItem(this, newItemId);
else
owner->DestroyItem(GetBagSlot(), GetSlot(), true);
return;
}
SetUInt32Value(ITEM_FIELD_DURATION, GetUInt32Value(ITEM_FIELD_DURATION) - diff);
SetState(ITEM_CHANGED, owner); // save new time in database
}
void Item::SaveToDB()
{
uint32 guid = GetGUIDLow();
switch (uState)
{
case ITEM_NEW:
{
static SqlStatementID delItem ;
static SqlStatementID insItem ;
SqlStatement stmt = CharacterDatabase.CreateStatement(delItem, "DELETE FROM item_instance WHERE guid = ?");
stmt.PExecute(guid);
std::ostringstream ss;
for (uint16 i = 0; i < m_valuesCount; ++i)
ss << GetUInt32Value(i) << " ";
stmt = CharacterDatabase.CreateStatement(insItem, "INSERT INTO item_instance (guid,owner_guid,data,text) VALUES (?, ?, ?, ?)");
stmt.PExecute(guid, GetOwnerGuid().GetCounter(), ss.str().c_str(), m_text.c_str());
} break;
case ITEM_CHANGED:
{
static SqlStatementID updInstance ;
static SqlStatementID updGifts ;
SqlStatement stmt = CharacterDatabase.CreateStatement(updInstance, "UPDATE item_instance SET data = ?, owner_guid = ?, text = ? WHERE guid = ?");
std::ostringstream ss;
for (uint16 i = 0; i < m_valuesCount; ++i)
ss << GetUInt32Value(i) << " ";
stmt.PExecute(ss.str().c_str(), GetOwnerGuid().GetCounter(), m_text.c_str(), guid);
if (HasFlag(ITEM_FIELD_FLAGS, ITEM_DYNFLAG_WRAPPED))
{
stmt = CharacterDatabase.CreateStatement(updGifts, "UPDATE character_gifts SET guid = ? WHERE item_guid = ?");
stmt.PExecute(GetOwnerGuid().GetCounter(), GetGUIDLow());
}
} break;
case ITEM_REMOVED:
{
static SqlStatementID delInst ;
static SqlStatementID delGifts ;
static SqlStatementID delLoot ;
SqlStatement stmt = CharacterDatabase.CreateStatement(delInst, "DELETE FROM item_instance WHERE guid = ?");
stmt.PExecute(guid);
if (HasFlag(ITEM_FIELD_FLAGS, ITEM_DYNFLAG_WRAPPED))
{
stmt = CharacterDatabase.CreateStatement(delGifts, "DELETE FROM character_gifts WHERE item_guid = ?");
stmt.PExecute(GetGUIDLow());
}
if (HasSavedLoot())
{
stmt = CharacterDatabase.CreateStatement(delLoot, "DELETE FROM item_loot WHERE guid = ?");
stmt.PExecute(GetGUIDLow());
}
delete this;
return;
}
case ITEM_UNCHANGED:
return;
}
if (m_lootState == ITEM_LOOT_CHANGED || m_lootState == ITEM_LOOT_REMOVED)
{
static SqlStatementID delLoot ;
SqlStatement stmt = CharacterDatabase.CreateStatement(delLoot, "DELETE FROM item_loot WHERE guid = ?");
stmt.PExecute(GetGUIDLow());
}
if (m_lootState == ITEM_LOOT_NEW || m_lootState == ITEM_LOOT_CHANGED)
{
if (Player* owner = GetOwner())
{
static SqlStatementID saveGold ;
static SqlStatementID saveLoot ;
// save money as 0 itemid data
if (loot.gold)
{
SqlStatement stmt = CharacterDatabase.CreateStatement(saveGold, "INSERT INTO item_loot (guid,owner_guid,itemid,amount,suffix,property) VALUES (?, ?, 0, ?, 0, 0)");
stmt.PExecute(GetGUIDLow(), owner->GetGUIDLow(), loot.gold);
}
SqlStatement stmt = CharacterDatabase.CreateStatement(saveLoot, "INSERT INTO item_loot (guid,owner_guid,itemid,amount,suffix,property) VALUES (?, ?, ?, ?, ?, ?)");
// save items and quest items (at load its all will added as normal, but this not important for item loot case)
for (size_t i = 0; i < loot.GetMaxSlotInLootFor(owner); ++i)
{
QuestItem* qitem = NULL;
LootItem* item = loot.LootItemInSlot(i, owner, &qitem);
if (!item)
continue;
// questitems use the blocked field for other purposes
if (!qitem && item->is_blocked)
continue;
stmt.addUInt32(GetGUIDLow());
stmt.addUInt32(owner->GetGUIDLow());
stmt.addUInt32(item->itemid);
stmt.addUInt8(item->count);
stmt.addUInt32(item->randomSuffix);
stmt.addInt32(item->randomPropertyId);
stmt.Execute();
}
}
}
if (m_lootState != ITEM_LOOT_NONE && m_lootState != ITEM_LOOT_TEMPORARY)
SetLootState(ITEM_LOOT_UNCHANGED);
SetState(ITEM_UNCHANGED);
}
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(guidLow, 0, HIGHGUID_ITEM);
if (!LoadValues(fields[0].GetString()))
{
sLog.outError("Item #%d have broken data in `data` field. Can't be loaded.", guidLow);
return false;
}
SetText(fields[1].GetCppString());
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 && 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;
static SqlStatementID delGifts ;
// also cleanup for sure gift table
SqlStatement stmt = CharacterDatabase.CreateStatement(delGifts, "DELETE FROM character_gifts WHERE item_guid = ?");
stmt.PExecute(GetGUIDLow());
}
}
if (need_save) // normal item changed state set not work at loading
{
static SqlStatementID updItem ;
SqlStatement stmt = CharacterDatabase.CreateStatement(updItem, "UPDATE item_instance SET data = ?, owner_guid = ? WHERE guid = ?");
std::ostringstream ss;
for (uint16 i = 0; i < m_valuesCount; ++i)
ss << GetUInt32Value(i) << " ";
stmt.addString(ss);
stmt.addUInt32(GetOwnerGuid().GetCounter());
stmt.addUInt32(guidLow);
stmt.Execute();
}
return true;
}
void Item::LoadLootFromDB(Field* fields)
{
uint32 item_id = fields[1].GetUInt32();
uint32 item_amount = fields[2].GetUInt32();
uint32 item_suffix = fields[3].GetUInt32();
int32 item_propid = fields[4].GetInt32();
// money value special case
if (item_id == 0)
{
loot.gold = item_amount;
SetLootState(ITEM_LOOT_UNCHANGED);
return;
}
// normal item case
ItemPrototype const* proto = ObjectMgr::GetItemPrototype(item_id);
if (!proto)
{
CharacterDatabase.PExecute("DELETE FROM item_loot WHERE guid = '%u' AND itemid = '%u'", GetGUIDLow(), item_id);
sLog.outError("Item::LoadLootFromDB: %s has an unknown item (id: #%u) in item_loot, deleted.", GetOwnerGuid().GetString().c_str(), item_id);
return;
}
loot.items.push_back(LootItem(item_id, item_amount, item_suffix, item_propid));
++loot.unlootedCount;
SetLootState(ITEM_LOOT_UNCHANGED);
}
void Item::DeleteFromDB()
{
static SqlStatementID delItem ;
SqlStatement stmt = CharacterDatabase.CreateStatement(delItem, "DELETE FROM item_instance WHERE guid = ?");
stmt.PExecute(GetGUIDLow());
}
void Item::DeleteFromInventoryDB()
{
static SqlStatementID delInv ;
SqlStatement stmt = CharacterDatabase.CreateStatement(delInv, "DELETE FROM character_inventory WHERE item = ?");
stmt.PExecute(GetGUIDLow());
}
ItemPrototype const* Item::GetProto() const
{
return ObjectMgr::GetItemPrototype(GetEntry());
}
Player* Item::GetOwner()const
{
return sObjectMgr.GetPlayer(GetOwnerGuid());
}
uint32 Item::GetSkill()
{
const static uint32 item_weapon_skills[MAX_ITEM_SUBCLASS_WEAPON] =
{
SKILL_AXES, SKILL_2H_AXES, SKILL_BOWS, SKILL_GUNS, SKILL_MACES,
SKILL_2H_MACES, SKILL_POLEARMS, SKILL_SWORDS, SKILL_2H_SWORDS, 0,
SKILL_STAVES, 0, 0, SKILL_UNARMED, 0,
SKILL_DAGGERS, SKILL_THROWN, SKILL_ASSASSINATION, SKILL_CROSSBOWS, SKILL_WANDS,
SKILL_FISHING
};
const static uint32 item_armor_skills[MAX_ITEM_SUBCLASS_ARMOR] =
{
0, SKILL_CLOTH, SKILL_LEATHER, SKILL_MAIL, SKILL_PLATE_MAIL, 0, SKILL_SHIELD, 0, 0, 0, 0
};
ItemPrototype const* proto = GetProto();
switch (proto->Class)
{
case ITEM_CLASS_WEAPON:
if (proto->SubClass >= MAX_ITEM_SUBCLASS_WEAPON)
return 0;
else
return item_weapon_skills[proto->SubClass];
case ITEM_CLASS_ARMOR:
if (proto->SubClass >= MAX_ITEM_SUBCLASS_ARMOR)
return 0;
else
return item_armor_skills[proto->SubClass];
default:
return 0;
}
}
uint32 Item::GetSpell()
{
ItemPrototype const* proto = GetProto();
switch (proto->Class)
{
case ITEM_CLASS_WEAPON:
switch (proto->SubClass)
{
case ITEM_SUBCLASS_WEAPON_AXE: return 196;
case ITEM_SUBCLASS_WEAPON_AXE2: return 197;
case ITEM_SUBCLASS_WEAPON_BOW: return 264;
case ITEM_SUBCLASS_WEAPON_GUN: return 266;
case ITEM_SUBCLASS_WEAPON_MACE: return 198;
case ITEM_SUBCLASS_WEAPON_MACE2: return 199;
case ITEM_SUBCLASS_WEAPON_POLEARM: return 200;
case ITEM_SUBCLASS_WEAPON_SWORD: return 201;
case ITEM_SUBCLASS_WEAPON_SWORD2: return 202;
case ITEM_SUBCLASS_WEAPON_STAFF: return 227;
case ITEM_SUBCLASS_WEAPON_DAGGER: return 1180;
case ITEM_SUBCLASS_WEAPON_THROWN: return 2567;
case ITEM_SUBCLASS_WEAPON_SPEAR: return 3386;
case ITEM_SUBCLASS_WEAPON_CROSSBOW:return 5011;
case ITEM_SUBCLASS_WEAPON_WAND: return 5009;
default: return 0;
}
case ITEM_CLASS_ARMOR:
switch (proto->SubClass)
{
case ITEM_SUBCLASS_ARMOR_CLOTH: return 9078;
case ITEM_SUBCLASS_ARMOR_LEATHER: return 9077;
case ITEM_SUBCLASS_ARMOR_MAIL: return 8737;
case ITEM_SUBCLASS_ARMOR_PLATE: return 750;
case ITEM_SUBCLASS_ARMOR_SHIELD: return 9116;
default: return 0;
}
}
return 0;
}
int32 Item::GenerateItemRandomPropertyId(uint32 item_id)
{
ItemPrototype const* itemProto = sItemStorage.LookupEntry<ItemPrototype>(item_id);
if (!itemProto)
return 0;
// item must have one from this field values not null if it can have random enchantments
if ((!itemProto->RandomProperty) && (!itemProto->RandomSuffix))
return 0;
// Random Property case
if (itemProto->RandomProperty)
{
uint32 randomPropId = GetItemEnchantMod(itemProto->RandomProperty);
ItemRandomPropertiesEntry const* random_id = sItemRandomPropertiesStore.LookupEntry(randomPropId);
if (!random_id)
{
sLog.outErrorDb("Enchantment id #%u used but it doesn't have records in 'ItemRandomProperties.dbc'", randomPropId);
return 0;
}
return random_id->ID;
}
// Random Suffix case
else
{
uint32 randomPropId = GetItemEnchantMod(itemProto->RandomSuffix);
ItemRandomSuffixEntry const* random_id = sItemRandomSuffixStore.LookupEntry(randomPropId);
if (!random_id)
{
sLog.outErrorDb("Enchantment id #%u used but it doesn't have records in sItemRandomSuffixStore.", randomPropId);
return 0;
}
return -int32(random_id->ID);
}
}
void Item::SetItemRandomProperties(int32 randomPropId)
{
if (!randomPropId)
return;
if (randomPropId > 0)
{
ItemRandomPropertiesEntry const* item_rand = sItemRandomPropertiesStore.LookupEntry(randomPropId);
if (item_rand)
{
if (GetInt32Value(ITEM_FIELD_RANDOM_PROPERTIES_ID) != int32(item_rand->ID))
{
SetInt32Value(ITEM_FIELD_RANDOM_PROPERTIES_ID,item_rand->ID);
SetState(ITEM_CHANGED);
}
for (uint32 i = PROP_ENCHANTMENT_SLOT_2; i < PROP_ENCHANTMENT_SLOT_2 + 3; ++i)
SetEnchantment(EnchantmentSlot(i), item_rand->enchant_id[i - PROP_ENCHANTMENT_SLOT_2], 0, 0);
}
}
else
{
ItemRandomSuffixEntry const* item_rand = sItemRandomSuffixStore.LookupEntry(-randomPropId);
if (item_rand)
{
if (GetInt32Value(ITEM_FIELD_RANDOM_PROPERTIES_ID) != -int32(item_rand->ID) ||
!GetItemSuffixFactor())
{
SetInt32Value(ITEM_FIELD_RANDOM_PROPERTIES_ID, -int32(item_rand->ID));
UpdateItemSuffixFactor();
SetState(ITEM_CHANGED);
}
for (uint32 i = PROP_ENCHANTMENT_SLOT_0; i < PROP_ENCHANTMENT_SLOT_0 + 3; ++i)
SetEnchantment(EnchantmentSlot(i), item_rand->enchant_id[i - PROP_ENCHANTMENT_SLOT_0], 0, 0);
}
}
}
bool Item::UpdateItemSuffixFactor()
{
uint32 suffixFactor = GenerateEnchSuffixFactor(GetEntry());
if (GetItemSuffixFactor() == suffixFactor)
return false;
SetUInt32Value(ITEM_FIELD_PROPERTY_SEED,suffixFactor);
return true;
}
void Item::SetState(ItemUpdateState state, Player* forplayer)
{
if (uState == ITEM_NEW && state == ITEM_REMOVED)
{
// pretend the item never existed
if (forplayer || GetOwnerGuid())
RemoveFromUpdateQueueOf(forplayer);
delete this;
return;
}
if (state != ITEM_UNCHANGED)
{
// new items must stay in new state until saved
if (uState != ITEM_NEW) uState = state;
if (forplayer || GetOwnerGuid())
AddToUpdateQueueOf(forplayer);
}
else
{
// unset in queue
// the item must be removed from the queue manually
uQueuePos = -1;
uState = ITEM_UNCHANGED;
}
}
void Item::AddToUpdateQueueOf(Player* player)
{
if (IsInUpdateQueue())
return;
if (!player)
{
player = GetOwner();
if (!player)
{
sLog.outError("Item::AddToUpdateQueueOf - %s current owner (%s) not in world!",
GetGuidStr().c_str(), GetOwnerGuid().GetString().c_str());
return;
}
}
if (player->GetObjectGuid() != GetOwnerGuid())
{
sLog.outError("Item::AddToUpdateQueueOf - %s current owner (%s) and inventory owner (%s) don't match!",
GetGuidStr().c_str(), GetOwnerGuid().GetString().c_str(), player->GetGuidStr().c_str());
return;
}
if (player->m_itemUpdateQueueBlocked)
return;
player->m_itemUpdateQueue.push_back(this);
uQueuePos = player->m_itemUpdateQueue.size() -1;
}
void Item::RemoveFromUpdateQueueOf(Player* player)
{
if (!IsInUpdateQueue())
return;
if (!player)
{
player = GetOwner();
if (!player)
{
sLog.outError("Item::RemoveFromUpdateQueueOf - %s current owner (%s) not in world!",
GetGuidStr().c_str(), GetOwnerGuid().GetString().c_str());
return;
}
}
if (player->GetObjectGuid() != GetOwnerGuid())
{
sLog.outError("Item::RemoveFromUpdateQueueOf - %s current owner (%s) and inventory owner (%s) don't match!",
GetGuidStr().c_str(), GetOwnerGuid().GetString().c_str(), player->GetGuidStr().c_str());
return;
}
if (player->m_itemUpdateQueueBlocked)
return;
player->m_itemUpdateQueue[uQueuePos] = NULL;
uQueuePos = -1;
}
uint8 Item::GetBagSlot() const
{
return m_container ? m_container->GetSlot() : uint8(INVENTORY_SLOT_BAG_0);
}
bool Item::IsEquipped() const
{
return !IsInBag() && m_slot < EQUIPMENT_SLOT_END;
}
bool Item::CanBeTraded(bool mail) const
{
if ((!mail || !IsBoundAccountWide()) && IsSoulBound())
return false;
if (IsBag() && (Player::IsBagPos(GetPos()) || !((Bag const*)this)->IsEmpty()) )
return false;
if (Player* owner = GetOwner())
{
if (owner->CanUnequipItem(GetPos(), false) != EQUIP_ERR_OK )
return false;
if (owner->GetLootGuid() == GetObjectGuid())
return false;
}
if (HasGeneratedLoot())
return false;
if (IsBoundByEnchant())
return false;
return true;
}
bool Item::IsBoundByEnchant() const
{
// Check all enchants for soulbound
for (uint32 enchant_slot = PERM_ENCHANTMENT_SLOT; enchant_slot < MAX_ENCHANTMENT_SLOT; ++enchant_slot)
{
uint32 enchant_id = GetEnchantmentId(EnchantmentSlot(enchant_slot));
if (!enchant_id)
continue;
SpellItemEnchantmentEntry const* enchantEntry = sSpellItemEnchantmentStore.LookupEntry(enchant_id);
if (!enchantEntry)
continue;
if (enchantEntry->slot & ENCHANTMENT_CAN_SOULBOUND)
return true;
}
return false;
}
bool Item::IsFitToSpellRequirements(SpellEntry const* spellInfo) const
{
ItemPrototype const* proto = GetProto();
// Enchant spells only use Effect[0] (patch 3.3.2)
if (proto->IsVellum() && spellInfo->Effect[EFFECT_INDEX_0] == SPELL_EFFECT_ENCHANT_ITEM)
{
// EffectItemType[0] is the associated scroll itemID, if a scroll can be made
if (spellInfo->EffectItemType[EFFECT_INDEX_0] == 0)
return false;
// Other checks do not apply to vellum enchants, so return final result
return ((proto->SubClass == ITEM_SUBCLASS_WEAPON_ENCHANTMENT && spellInfo->EquippedItemClass == ITEM_CLASS_WEAPON) ||
(proto->SubClass == ITEM_SUBCLASS_ARMOR_ENCHANTMENT && spellInfo->EquippedItemClass == ITEM_CLASS_ARMOR));
}
if (spellInfo->EquippedItemClass != -1) // -1 == any item class
{
if (spellInfo->EquippedItemClass != int32(proto->Class))
return false; // wrong item class
if (spellInfo->EquippedItemSubClassMask != 0) // 0 == any subclass
{
if ((spellInfo->EquippedItemSubClassMask & (1 << proto->SubClass)) == 0)
return false; // subclass not present in mask
}
}
// Only check for item enchantments (TARGET_FLAG_ITEM), all other spells are either NPC spells
// or spells where slot requirements are already handled with AttributesEx3 fields
// and special code (Titan's Grip, Windfury Attack). Check clearly not applicable for Lava Lash.
if (spellInfo->EquippedItemInventoryTypeMask != 0 && (spellInfo->Targets & TARGET_FLAG_ITEM)) // 0 == any inventory type
{
if ((spellInfo->EquippedItemInventoryTypeMask & (1 << proto->InventoryType)) == 0)
return false; // inventory type not present in mask
}
return true;
}
bool Item::IsTargetValidForItemUse(Unit* pUnitTarget)
{
ItemRequiredTargetMapBounds bounds = sObjectMgr.GetItemRequiredTargetMapBounds(GetProto()->ItemId);
if (bounds.first == bounds.second)
return true;
if (!pUnitTarget)
return false;
for (ItemRequiredTargetMap::const_iterator itr = bounds.first; itr != bounds.second; ++itr)
if (itr->second.IsFitToRequirements(pUnitTarget))
return true;
return false;
}
void Item::SetEnchantment(EnchantmentSlot slot, uint32 id, uint32 duration, uint32 charges)
{
// Better lost small time at check in comparison lost time at item save to DB.
if ((GetEnchantmentId(slot) == id) && (GetEnchantmentDuration(slot) == duration) && (GetEnchantmentCharges(slot) == charges))
return;
SetUInt32Value(ITEM_FIELD_ENCHANTMENT_1_1 + slot * MAX_ENCHANTMENT_OFFSET + ENCHANTMENT_ID_OFFSET, id);
SetUInt32Value(ITEM_FIELD_ENCHANTMENT_1_1 + slot * MAX_ENCHANTMENT_OFFSET + ENCHANTMENT_DURATION_OFFSET, duration);
SetUInt32Value(ITEM_FIELD_ENCHANTMENT_1_1 + slot * MAX_ENCHANTMENT_OFFSET + ENCHANTMENT_CHARGES_OFFSET, charges);
SetState(ITEM_CHANGED);
}
void Item::SetEnchantmentDuration(EnchantmentSlot slot, uint32 duration)
{
if (GetEnchantmentDuration(slot) == duration)
return;
SetUInt32Value(ITEM_FIELD_ENCHANTMENT_1_1 + slot * MAX_ENCHANTMENT_OFFSET + ENCHANTMENT_DURATION_OFFSET, duration);
SetState(ITEM_CHANGED);
}
void Item::SetEnchantmentCharges(EnchantmentSlot slot, uint32 charges)
{
if (GetEnchantmentCharges(slot) == charges)
return;
SetUInt32Value(ITEM_FIELD_ENCHANTMENT_1_1 + slot * MAX_ENCHANTMENT_OFFSET + ENCHANTMENT_CHARGES_OFFSET, charges);
SetState(ITEM_CHANGED);
}
void Item::ClearEnchantment(EnchantmentSlot slot)
{
if (!GetEnchantmentId(slot))
return;
for (uint8 x = 0; x < 3; ++x)
SetUInt32Value(ITEM_FIELD_ENCHANTMENT_1_1 + slot * MAX_ENCHANTMENT_OFFSET + x, 0);
SetState(ITEM_CHANGED);
}
bool Item::GemsFitSockets() const
{
bool fits = true;
for (uint32 enchant_slot = SOCK_ENCHANTMENT_SLOT; enchant_slot < SOCK_ENCHANTMENT_SLOT + MAX_GEM_SOCKETS; ++enchant_slot)
{
uint8 SocketColor = GetProto()->Socket[enchant_slot-SOCK_ENCHANTMENT_SLOT].Color;
uint32 enchant_id = GetEnchantmentId(EnchantmentSlot(enchant_slot));
if (!enchant_id)
{
if (SocketColor) fits &= false;
continue;
}
SpellItemEnchantmentEntry const* enchantEntry = sSpellItemEnchantmentStore.LookupEntry(enchant_id);
if (!enchantEntry)
{
if (SocketColor) fits &= false;
continue;
}
uint8 GemColor = 0;
uint32 gemid = enchantEntry->GemID;
if (gemid)
{
ItemPrototype const* gemProto = sItemStorage.LookupEntry<ItemPrototype>(gemid);
if (gemProto)
{
GemPropertiesEntry const* gemProperty = sGemPropertiesStore.LookupEntry(gemProto->GemProperties);
if (gemProperty)
GemColor = gemProperty->color;
}
}
fits &= (GemColor & SocketColor) ? true : false;
}
return fits;
}
uint8 Item::GetGemCountWithID(uint32 GemID) const
{
uint8 count = 0;
for (uint32 enchant_slot = SOCK_ENCHANTMENT_SLOT; enchant_slot < SOCK_ENCHANTMENT_SLOT + MAX_GEM_SOCKETS; ++enchant_slot)
{
uint32 enchant_id = GetEnchantmentId(EnchantmentSlot(enchant_slot));
if (!enchant_id)
continue;
SpellItemEnchantmentEntry const* enchantEntry = sSpellItemEnchantmentStore.LookupEntry(enchant_id);
if (!enchantEntry)
continue;
if (GemID == enchantEntry->GemID)
++count;
}
return count;
}
uint8 Item::GetGemCountWithLimitCategory(uint32 limitCategory) const
{
uint8 count = 0;
for (uint32 enchant_slot = SOCK_ENCHANTMENT_SLOT; enchant_slot < SOCK_ENCHANTMENT_SLOT + MAX_GEM_SOCKETS; ++enchant_slot)
{
uint32 enchant_id = GetEnchantmentId(EnchantmentSlot(enchant_slot));
if (!enchant_id)
continue;
SpellItemEnchantmentEntry const* enchantEntry = sSpellItemEnchantmentStore.LookupEntry(enchant_id);
if (!enchantEntry)
continue;
ItemPrototype const* gemProto = ObjectMgr::GetItemPrototype(enchantEntry->GemID);
if (!gemProto)
continue;
if (gemProto->ItemLimitCategory == limitCategory)
++count;
}
return count;
}
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));
}
// Though the client has the information in the item's data field,
// we have to send SMSG_ITEM_TIME_UPDATE to display the remaining
// time.
void Item::SendTimeUpdate(Player* owner)
{
uint32 duration = GetUInt32Value(ITEM_FIELD_DURATION);
if (!duration)
return;
WorldPacket data(SMSG_ITEM_TIME_UPDATE, (8 + 4));
data << ObjectGuid(GetObjectGuid());
data << uint32(duration);
owner->GetSession()->SendPacket(&data);
}
Item* Item::CreateItem( uint32 item, uint32 count, Player const* player, uint32 randomPropertyId)
{
if (count < 1)
return NULL; //don't create item at zero count
if (ItemPrototype const* pProto = ObjectMgr::GetItemPrototype(item))
{
if (count > pProto->GetMaxStackSize())
count = pProto->GetMaxStackSize();
MANGOS_ASSERT(count != 0 && "pProto->Stackable == 0 but checked at loading already");
Item* pItem = NewItemOrBag(pProto);
if (pItem->Create(sObjectMgr.GenerateItemLowGuid(), item, player))
{
pItem->SetCount(count);
if (uint32 randId = randomPropertyId ? randomPropertyId : Item::GenerateItemRandomPropertyId(item))
pItem->SetItemRandomProperties(randId);
return pItem;
}
else
delete pItem;
}
return NULL;
}
Item* Item::CloneItem(uint32 count, Player const* player) const
{
Item* newItem = CreateItem(GetEntry(), count, player, GetItemRandomPropertyId());
if (!newItem)
return NULL;
newItem->SetGuidValue(ITEM_FIELD_CREATOR, GetGuidValue(ITEM_FIELD_CREATOR));
newItem->SetGuidValue(ITEM_FIELD_GIFTCREATOR, GetGuidValue(ITEM_FIELD_GIFTCREATOR));
newItem->SetUInt32Value(ITEM_FIELD_FLAGS, GetUInt32Value(ITEM_FIELD_FLAGS));
newItem->SetUInt32Value(ITEM_FIELD_DURATION, GetUInt32Value(ITEM_FIELD_DURATION));
return newItem;
}
bool Item::IsBindedNotWith(Player const* player) const
{
// own item
if (GetOwnerGuid() == player->GetObjectGuid())
return false;
// has loot with diff owner
if (HasGeneratedLoot())
return true;
// not binded item
if (!IsSoulBound())
return false;
// not BOA item case
if (!IsBoundAccountWide())
return true;
// online
if (Player* owner = GetOwner())
{
return owner->GetSession()->GetAccountId() != player->GetSession()->GetAccountId();
}
// offline slow case
else
{
return sObjectMgr.GetPlayerAccountIdByGUID(GetOwnerGuid()) != player->GetSession()->GetAccountId();
}
}
void Item::AddToClientUpdateList()
{
if (Player* pl = GetOwner())
pl->GetMap()->AddUpdateObject(this);
}
void Item::RemoveFromClientUpdateList()
{
if (Player* pl = GetOwner())
pl->GetMap()->RemoveUpdateObject(this);
}
void Item::BuildUpdateData(UpdateDataMapType& update_players)
{
if (Player* pl = GetOwner())
BuildUpdateDataForPlayer(pl, update_players);
ClearUpdateMask(false);
}
InventoryResult Item::CanBeMergedPartlyWith(ItemPrototype const* proto) const
{
// check item type
if (GetEntry() != proto->ItemId)
return EQUIP_ERR_ITEM_CANT_STACK;
// check free space (full stacks can't be target of merge
if (GetCount() >= proto->GetMaxStackSize())
return EQUIP_ERR_ITEM_CANT_STACK;
// not allow merge looting currently items
if (HasGeneratedLoot())
return EQUIP_ERR_ALREADY_LOOTED;
return EQUIP_ERR_OK;
}
bool ItemRequiredTarget::IsFitToRequirements(Unit* pUnitTarget) const
{
if (pUnitTarget->GetTypeId() != TYPEID_UNIT)
return false;
if (pUnitTarget->GetEntry() != m_uiTargetEntry)
return false;
switch (m_uiType)
{
case ITEM_TARGET_TYPE_CREATURE:
return pUnitTarget->isAlive();
case ITEM_TARGET_TYPE_DEAD:
return !pUnitTarget->isAlive();
default:
return false;
}
}
bool Item::HasMaxCharges() const
{
ItemPrototype const* itemProto = GetProto();
for (int i = 0; i < MAX_ITEM_PROTO_SPELLS; ++i)
if (GetSpellCharges(i) != itemProto->Spells[i].SpellCharges)
return false;
return true;
}
void Item::RestoreCharges()
{
ItemPrototype const* itemProto = GetProto();
for (int i = 0; i < MAX_ITEM_PROTO_SPELLS; ++i)
{
if (GetSpellCharges(i) != itemProto->Spells[i].SpellCharges)
{
SetSpellCharges(i, itemProto->Spells[i].SpellCharges);
SetState(ITEM_CHANGED);
}
}
}
void Item::SetLootState(ItemLootUpdateState state)
{
// ITEM_LOOT_NONE -> ITEM_LOOT_TEMPORARY -> ITEM_LOOT_NONE
// ITEM_LOOT_NONE -> ITEM_LOOT_NEW -> ITEM_LOOT_NONE
// ITEM_LOOT_NONE -> ITEM_LOOT_NEW -> ITEM_LOOT_UNCHANGED [<-> ITEM_LOOT_CHANGED] -> ITEM_LOOT_REMOVED -> ITEM_LOOT_NONE
switch (state)
{
case ITEM_LOOT_NONE:
case ITEM_LOOT_NEW:
assert(false); // not used in state change calls
return;
case ITEM_LOOT_TEMPORARY:
assert(m_lootState == ITEM_LOOT_NONE); // called only for not generated yet loot case
m_lootState = ITEM_LOOT_TEMPORARY;
break;
case ITEM_LOOT_CHANGED:
// new loot must stay in new state until saved, temporary must stay until remove
if (m_lootState != ITEM_LOOT_NEW && m_lootState != ITEM_LOOT_TEMPORARY)
m_lootState = m_lootState == ITEM_LOOT_NONE ? ITEM_LOOT_NEW : state;
break;
case ITEM_LOOT_UNCHANGED:
// expected that called after DB update or load
if (m_lootState == ITEM_LOOT_REMOVED)
m_lootState = ITEM_LOOT_NONE;
// temporary must stay until remove (ignore any changes)
else if (m_lootState != ITEM_LOOT_TEMPORARY)
m_lootState = ITEM_LOOT_UNCHANGED;
break;
case ITEM_LOOT_REMOVED:
// if loot not saved then it existence in past can be just ignored
if (m_lootState == ITEM_LOOT_NEW || m_lootState == ITEM_LOOT_TEMPORARY)
{
m_lootState = ITEM_LOOT_NONE;
return;
}
m_lootState = ITEM_LOOT_REMOVED;
break;
}
if (m_lootState != ITEM_LOOT_NONE && m_lootState != ITEM_LOOT_UNCHANGED && m_lootState != ITEM_LOOT_TEMPORARY)
SetState(ITEM_CHANGED);
}
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