/*
Buying merchants: 1.7XX only
*/
void CUser::BuyingMerchantOpen(Packet & pkt)
{
int16 errorCode = 0;
if (isDead())
errorCode = MERCHANT_OPEN_DEAD;
else if (isStoreOpen())
errorCode = MERCHANT_OPEN_SHOPPING;
else if (isTrading())
errorCode = MERCHANT_OPEN_TRADING;
else if (GetZoneID() > 21 || GetZoneID() <= ELMORAD)
errorCode = MERCHANT_OPEN_INVALID_ZONE;
else if (GetLevel() < 30)
errorCode = MERCHANT_OPEN_UNDERLEVELED;
else if (isMerchanting())
errorCode = MERCHANT_OPEN_MERCHANTING;
else
errorCode = MERCHANT_OPEN_SUCCESS;
Packet result(WIZ_MERCHANT, uint8(MERCHANT_BUY_OPEN));
result << errorCode;
Send(&result);
if (errorCode == MERCHANT_OPEN_MERCHANTING)
BuyingMerchantClose();
memset(&m_arMerchantItems, 0, sizeof(m_arMerchantItems));
}
/*
Regular merchants
*/
void CUser::MerchantOpen()
{
int16 errorCode = 0;
if (isDead())
errorCode = MERCHANT_OPEN_DEAD;
else if (isStoreOpen())
errorCode = MERCHANT_OPEN_SHOPPING;
else if (isTrading())
errorCode = MERCHANT_OPEN_TRADING;
else if (GetZoneID() > 21 || GetZoneID() <= ELMORAD)
errorCode = MERCHANT_OPEN_INVALID_ZONE;
else if (GetLevel() < 30)
errorCode = MERCHANT_OPEN_UNDERLEVELED;
else if (isMerchanting())
errorCode = MERCHANT_OPEN_MERCHANTING;
else
errorCode = MERCHANT_OPEN_SUCCESS;
Packet result(WIZ_MERCHANT, uint8(MERCHANT_OPEN));
result << errorCode;
Send(&result);
// If we're already merchanting, user may be desynced
// so we need to close our current merchant first.
if (errorCode == MERCHANT_OPEN_MERCHANTING)
MerchantClose();
}
void CUser::MerchantClose()
{
if (!isMerchanting())
return;
m_bMerchantState = MERCHANT_STATE_NONE;
GiveMerchantItems(); // Give back to the user that which hasn't been sold, if any.
Packet result(WIZ_MERCHANT, uint8(MERCHANT_CLOSE));
result << GetSocketID();
SendToRegion(&result);
}
void CUser::BuyingMerchantClose()
{
if (isMerchanting())
m_bMerchantState = MERCHANT_STATE_NONE;
else if (m_sMerchantsSocketID >= 0)
RemoveFromMerchantLookers();
else
return;
Packet result(WIZ_MERCHANT, uint8(MERCHANT_BUY_CLOSE));
result << GetSocketID();
SendToRegion(&result);
}
void CUser::Chat(Packet & pkt)
{
Packet result;
uint16 sessID;
uint8 type = pkt.read<uint8>(), bNation;
string chatstr, finalstr, strSender, * strMessage;
bool isAnnouncement = false;
if (isMuted())
return;
pkt >> chatstr;
if (chatstr.empty() || chatstr.size() > 128)
return;
// Process GM commands
if (isGM() && ProcessChatCommand(chatstr))
return;
#if 0 // Removed this - all it seems to do is cause chat to break for GMs (is it 19xx+ only?)
if( isGM() && type == GENERAL_CHAT)
type = 0x14;
#endif
// Handle GM notice & announcement commands
if (type == PUBLIC_CHAT || type == ANNOUNCEMENT_CHAT)
{
// Trying to use a GM command without authorisation? Bad player!
if (!isGM())
return;
if (type == ANNOUNCEMENT_CHAT)
type = WAR_SYSTEM_CHAT;
// This is horrible, but we'll live with it for now.
// Pull the notice string (#### NOTICE : %s ####) from the database.
// Format the chat string around it, so our chat data is within the notice
g_pMain->GetServerResource(IDP_ANNOUNCEMENT, &finalstr, chatstr.c_str());
isAnnouncement = true;
}
if (isAnnouncement)
{
// GM notice/announcements show no name, so don't bother setting it.
strMessage = &finalstr; // use the formatted message from the user
bNation = KARUS; // arbitrary nation
sessID = -1;
}
else
{
strMessage = &chatstr; // use the raw message from the user
strSender = GetName(); // everything else uses a name, so set it
bNation = GetNation();
sessID = GetSocketID();
}
ChatPacket::Construct(&result, type, strMessage, &strSender, bNation, sessID);
switch (type)
{
case GENERAL_CHAT:
g_pMain->Send_NearRegion(&result, GetMap(), GetRegionX(), GetRegionZ(), GetX(), GetZ());
break;
case PRIVATE_CHAT:
{
CUser *pUser = g_pMain->GetUserPtr(m_sPrivateChatUser);
if (pUser != nullptr)
pUser->Send(&result);
} break;
case PARTY_CHAT:
if (isInParty())
g_pMain->Send_PartyMember(m_sPartyIndex, &result);
break;
case SHOUT_CHAT:
if (m_sMp < (m_iMaxMp / 5))
break;
// Characters under level 35 require 3,000 coins to shout.
if (!isGM()
&& GetLevel() < 35
&& !GoldLose(SHOUT_COIN_REQUIREMENT))
break;
MSpChange(-(m_iMaxMp / 5));
SendToRegion(&result);
break;
case KNIGHTS_CHAT:
if (isInClan())
g_pMain->Send_KnightsMember(GetClanID(), &result);
break;
case PUBLIC_CHAT:
case ANNOUNCEMENT_CHAT:
if (isGM())
g_pMain->Send_All(&result);
break;
case COMMAND_CHAT:
if (GetFame() == COMMAND_CAPTAIN)
g_pMain->Send_CommandChat(&result, m_bNation, this);
break;
case MERCHANT_CHAT:
if (isMerchanting())
SendToRegion(&result);
break;
case ALLIANCE_CHAT:
if (isInClan())
{
CKnights *pKnights = g_pMain->GetClanPtr(GetClanID());
if (pKnights != nullptr && pKnights->isInAlliance())
g_pMain->Send_KnightsAlliance(pKnights->GetAllianceID(), &result);
}
break;
case WAR_SYSTEM_CHAT:
if (isGM())
g_pMain->Send_All(&result);
break;
}
}
void CUser::ItemMove(Packet & pkt)
{
_ITEM_TABLE *pTable;
_ITEM_DATA *pSrcItem, *pDstItem, tmpItem;
uint32 nItemID;
uint8 dir, bSrcPos, bDstPos;
pkt >> dir >> nItemID >> bSrcPos >> bDstPos;
if (isTrading() || isMerchanting())
goto fail_return;
pTable = g_pMain->GetItemPtr(nItemID);
if (pTable == nullptr
// || dir == ITEM_INVEN_SLOT && ((pTable->m_sWeight + m_sItemWeight) > m_sMaxWeight))
// || dir > ITEM_MBAG_TO_MBAG || bSrcPos >= SLOT_MAX+HAVE_MAX+COSP_MAX+MBAG_MAX || bDstPos >= SLOT_MAX+HAVE_MAX+COSP_MAX+MBAG_MAX
|| ((dir == ITEM_INVEN_SLOT || dir == ITEM_SLOT_SLOT)
&& (bDstPos > SLOT_MAX || !ItemEquipAvailable(pTable)))
|| (dir == ITEM_SLOT_INVEN && bSrcPos > SLOT_MAX)
|| (dir == ITEM_INVEN_SLOT && bDstPos == RESERVED)
|| (dir == ITEM_SLOT_INVEN && bDstPos == RESERVED))
goto fail_return;
switch (dir)
{
case ITEM_MBAG_TO_MBAG:
if (bDstPos >= MBAG_TOTAL || bSrcPos >= MBAG_TOTAL
// We also need to make sure that if we're setting an item in a magic bag, we need to actually
// have a magic back to put the item in!
|| (INVENTORY_MBAG+bDstPos < INVENTORY_MBAG2 && m_sItemArray[BAG1].nNum == 0)
|| (INVENTORY_MBAG+bDstPos >= INVENTORY_MBAG2 && m_sItemArray[BAG2].nNum == 0)
// Make sure that the item actually exists there.
|| nItemID != m_sItemArray[INVENTORY_MBAG + bSrcPos].nNum)
goto fail_return;
pSrcItem = &m_sItemArray[INVENTORY_MBAG + bSrcPos];
pDstItem = &m_sItemArray[INVENTORY_MBAG + bDstPos];
break;
case ITEM_MBAG_TO_INVEN:
if (bDstPos >= HAVE_MAX || bSrcPos >= MBAG_TOTAL
// We also need to make sure that if we're taking an item from a magic bag, we need to actually
// have a magic back to take it from!
|| (INVENTORY_MBAG+bSrcPos < INVENTORY_MBAG2 && m_sItemArray[BAG1].nNum == 0)
|| (INVENTORY_MBAG+bSrcPos >= INVENTORY_MBAG2 && m_sItemArray[BAG2].nNum == 0)
// Make sure that the item actually exists there.
|| nItemID != m_sItemArray[INVENTORY_MBAG + bSrcPos].nNum)
goto fail_return;
pSrcItem = &m_sItemArray[INVENTORY_MBAG + bSrcPos];
pDstItem = &m_sItemArray[INVENTORY_INVENT + bDstPos];
break;
case ITEM_INVEN_TO_MBAG:
if (bDstPos >= MBAG_TOTAL || bSrcPos >= HAVE_MAX
// We also need to make sure that if we're adding an item to a magic bag, we need to actually
// have a magic back to put the item in!
|| (INVENTORY_MBAG + bDstPos < INVENTORY_MBAG2 && m_sItemArray[BAG1].nNum == 0)
|| (INVENTORY_MBAG + bDstPos >= INVENTORY_MBAG2 && m_sItemArray[BAG2].nNum == 0)
// Make sure that the item actually exists there.
|| nItemID != m_sItemArray[INVENTORY_INVENT + bSrcPos].nNum)
goto fail_return;
pSrcItem = &m_sItemArray[INVENTORY_INVENT + bSrcPos];
pDstItem = &m_sItemArray[INVENTORY_MBAG + bDstPos];
break;
case ITEM_COSP_TO_INVEN:
if (bDstPos >= HAVE_MAX || bSrcPos >= COSP_MAX
// Make sure that the item actually exists there.
|| nItemID != m_sItemArray[INVENTORY_COSP + bSrcPos].nNum)
goto fail_return;
pSrcItem = &m_sItemArray[INVENTORY_COSP + bSrcPos];
pDstItem = &m_sItemArray[SLOT_MAX + bDstPos];
break;
case ITEM_INVEN_TO_COSP:
if (bDstPos >= COSP_MAX+MBAG_COUNT || bSrcPos >= HAVE_MAX
// Make sure that the item actually exists there.
|| nItemID != m_sItemArray[SLOT_MAX + bSrcPos].nNum
|| !IsValidSlotPos(pTable, bDstPos))
goto fail_return;
pSrcItem = &m_sItemArray[SLOT_MAX + bSrcPos];
pDstItem = &m_sItemArray[INVENTORY_COSP + bDstPos];
// If we're setting a magic bag...
if (bDstPos == COSP_BAG1 || bDstPos == COSP_BAG2)
{
// Can't replace existing magic bag.
if (pDstItem->nNum != 0
// Can't set any old item in the bag slot, it must be a bag.
|| pTable->m_bSlot != ItemSlotBag)
goto fail_return;
}
break;
case ITEM_INVEN_SLOT:
if (bDstPos >= SLOT_MAX || bSrcPos >= HAVE_MAX
// Make sure that the item actually exists there.
|| nItemID != m_sItemArray[INVENTORY_INVENT + bSrcPos].nNum
// Ensure the item is able to be equipped in that slot
|| !IsValidSlotPos(pTable, bDstPos))
goto fail_return;
pSrcItem = &m_sItemArray[INVENTORY_INVENT + bSrcPos];
pDstItem = &m_sItemArray[bDstPos];
break;
case ITEM_SLOT_INVEN:
if (bDstPos >= HAVE_MAX || bSrcPos >= SLOT_MAX
// Make sure that the item actually exists there.
|| nItemID != m_sItemArray[bSrcPos].nNum)
goto fail_return;
pSrcItem = &m_sItemArray[bSrcPos];
pDstItem = &m_sItemArray[INVENTORY_INVENT + bDstPos];
break;
case ITEM_INVEN_INVEN:
if (bDstPos >= HAVE_MAX || bSrcPos >= HAVE_MAX
// Make sure that the item actually exists there.
|| nItemID != m_sItemArray[INVENTORY_INVENT + bSrcPos].nNum)
goto fail_return;
pSrcItem = &m_sItemArray[INVENTORY_INVENT + bSrcPos];
pDstItem = &m_sItemArray[INVENTORY_INVENT + bDstPos];
break;
case ITEM_SLOT_SLOT:
if (bDstPos >= SLOT_MAX || bSrcPos >= SLOT_MAX
// Make sure that the item actually exists there.
|| nItemID != m_sItemArray[bSrcPos].nNum
// Ensure the item is able to be equipped in that slot
|| !IsValidSlotPos(pTable, bDstPos))
goto fail_return;
pSrcItem = &m_sItemArray[bSrcPos];
pDstItem = &m_sItemArray[bDstPos];
break;
default:
return;
}
// If there's an item already in the target slot already, we need to just swap the items
if (pDstItem->nNum != 0)
{
memcpy(&tmpItem, pDstItem, sizeof(_ITEM_DATA)); // Temporarily store the target item
memcpy(pDstItem, pSrcItem, sizeof(_ITEM_DATA)); // Replace the target item with the source
memcpy(pSrcItem, &tmpItem, sizeof(_ITEM_DATA)); // Now replace the source with the old target (swapping them)
}
// Since there's no way to move a partial stack using this handler, just overwrite the destination.
else
{
memcpy(pDstItem, pSrcItem, sizeof(_ITEM_DATA)); // Shift the item over
memset(pSrcItem, 0, sizeof(_ITEM_DATA)); // Clear out the source item's data
}
// If we're equipping a 2-handed weapon, we need to ensure that if there's
// an item in the other weapon slot (2-handed or not), it's unequipped.
if (dir == ITEM_INVEN_SLOT)
{
uint8 bOtherWeaponSlot = 0;
if (bDstPos == LEFTHAND && pTable->m_bSlot == ItemSlot2HLeftHand)
bOtherWeaponSlot = RIGHTHAND;
else if (bDstPos == RIGHTHAND && pTable->is2Handed())
bOtherWeaponSlot = LEFTHAND;
if (bOtherWeaponSlot != 0)
{
_ITEM_DATA * pUnequipItem = GetItem(bOtherWeaponSlot);
if (pUnequipItem->nNum != 0)
{
// Place item where item that we just equipped was.
memcpy(pSrcItem, pUnequipItem, sizeof(_ITEM_DATA));
memset(pUnequipItem, 0, sizeof(_ITEM_DATA));
UserLookChange(bOtherWeaponSlot, 0, 0);
}
}
}
// If equipping/de-equipping an item
if (dir == ITEM_INVEN_SLOT || dir == ITEM_SLOT_INVEN
// or moving an item to/from our cospre item slots
|| dir == ITEM_INVEN_TO_COSP || dir == ITEM_COSP_TO_INVEN
|| dir == ITEM_SLOT_SLOT)
{
// Re-update item stats
SetUserAbility(false);
}
SendItemMove(1);
SendItemWeight();
// Update everyone else, so that they can see your shiny new items (you didn't take them off did you!? DID YOU!?)
switch (dir)
{
case ITEM_INVEN_SLOT:
case ITEM_INVEN_TO_COSP:
UserLookChange(bDstPos, nItemID, pDstItem->sDuration);
break;
case ITEM_SLOT_INVEN:
case ITEM_COSP_TO_INVEN:
UserLookChange(bSrcPos, 0, 0);
break;
case ITEM_SLOT_SLOT:
UserLookChange(bSrcPos, pSrcItem->nNum, pSrcItem->sDuration);
UserLookChange(bDstPos, pDstItem->nNum, pDstItem->sDuration);
break;
}
Send2AI_UserUpdateInfo();
return;
fail_return:
SendItemMove(0);
}
void CUser::Chat(Packet & pkt)
{
Packet result(WIZ_CHAT);
uint8 type = pkt.read<uint8>();
char finalstr[1024] = "";
std::string buff, chatstr;
bool isAnnouncement = false;
if (isMuted())
return;
pkt >> chatstr;
if (chatstr.empty() || chatstr.size() > 128)
return;
// Process GM commands
if (isGM() && ProcessChatCommand(chatstr))
return;
#if 0 // Removed this - all it seems to do is cause chat to break for GMs (is it 19xx+ only?)
if( isGM() && type == GENERAL_CHAT)
type = 0x14;
#endif
uint8 bNation = GetNation();
uint16 sessID = GetSocketID();
// Handle GM notice & announcement commands
if (type == PUBLIC_CHAT || type == ANNOUNCEMENT_CHAT)
{
// Trying to use a GM command without authorisation? Bad player!
if (!isGM())
return;
if (type == ANNOUNCEMENT_CHAT)
type = WAR_SYSTEM_CHAT;
// This is horrible, but we'll live with it for now.
// Pull the notice string (#### NOTICE : %s ####) from the database.
CString noticeText = g_pMain->GetServerResource(IDP_ANNOUNCEMENT);
// Format the chat string around it, so our chat data is within the notice
sprintf_s(finalstr, sizeof(finalstr), noticeText, chatstr.c_str());
bNation = KARUS; // arbitrary nation
sessID = -1;
isAnnouncement = true;
}
result.SByte();
result << type << bNation << sessID;
if (isAnnouncement)
{
result << uint8(0); // GM notice/announcements show no name (so specify length of 0)
result.DByte();
result << finalstr; // now tack on the formatted message from the user
}
else
{
result << m_pUserData.m_id; // everything else provides a name
result.DByte();
result << chatstr; // now tack on the chat message from the user
}
switch (type)
{
case GENERAL_CHAT:
g_pMain->Send_NearRegion(&result, GetMap(), GetRegionX(), GetRegionZ(), GetX(), GetZ());
break;
case PRIVATE_CHAT:
{
if (m_sPrivateChatUser == GetSocketID())
break;
CUser *pUser = g_pMain->GetUserPtr(m_sPrivateChatUser);
if (pUser != NULL)
pUser->Send(&result);
} break;
case PARTY_CHAT:
if (isInParty())
g_pMain->Send_PartyMember(m_sPartyIndex, &result);
break;
case SHOUT_CHAT:
if (m_pUserData.m_sMp < (m_iMaxMp / 5))
break;
// Characters under level 35 require 3,000 coins to shout.
if (!isGM()
&& GetLevel() < 35
&& !GoldLose(SHOUT_COIN_REQUIREMENT))
break;
MSpChange(-(m_iMaxMp / 5));
SendToRegion(&result);
break;
case KNIGHTS_CHAT:
if (isInClan())
g_pMain->Send_KnightsMember(GetClanID(), &result);
break;
case PUBLIC_CHAT:
case ANNOUNCEMENT_CHAT:
if (isGM())
g_pMain->Send_All(&result);
break;
case COMMAND_CHAT:
if (getFame() == COMMAND_CAPTAIN)
g_pMain->Send_CommandChat(&result, m_pUserData.m_bNation, this);
break;
case MERCHANT_CHAT:
if (isMerchanting())
SendToRegion(&result);
break;
case WAR_SYSTEM_CHAT:
if (isGM())
g_pMain->Send_All(&result);
break;
}
}
void CUser::ItemMove(Packet & pkt)
{
_ITEM_DATA *pSrcItem, *pDstItem, tmpItem;
uint32 nItemID;
uint8 dir, bSrcPos, bDstPos;
pkt >> dir >> nItemID >> bSrcPos >> bDstPos;
if (isTrading() || isMerchanting())
goto fail_return;
_ITEM_TABLE *pTable = g_pMain->GetItemPtr(nItemID);
if (pTable == NULL
// || dir == ITEM_INVEN_SLOT && ((pTable->m_sWeight + m_sItemWeight) > m_sMaxWeight))
// || dir > ITEM_MBAG_TO_MBAG || bSrcPos >= SLOT_MAX+HAVE_MAX+COSP_MAX+MBAG_MAX || bDstPos >= SLOT_MAX+HAVE_MAX+COSP_MAX+MBAG_MAX
|| ((dir == ITEM_INVEN_SLOT || dir == ITEM_SLOT_SLOT)
&& (bDstPos > SLOT_MAX || !ItemEquipAvailable(pTable)))
|| (dir == ITEM_SLOT_INVEN && bSrcPos > SLOT_MAX)
|| (dir == ITEM_INVEN_SLOT && bDstPos == RESERVED)
|| (dir == ITEM_SLOT_INVEN && bDstPos == RESERVED))
goto fail_return;
switch (dir)
{
case ITEM_MBAG_TO_MBAG:
if (bDstPos >= MBAG_TOTAL || bSrcPos >= MBAG_TOTAL
// We also need to make sure that if we're setting an item in a magic bag, we need to actually
// have a magic back to put the item in!
|| (INVENTORY_MBAG+bDstPos < INVENTORY_MBAG2 && m_sItemArray[BAG1].nNum == 0)
|| (INVENTORY_MBAG+bDstPos >= INVENTORY_MBAG2 && m_sItemArray[BAG2].nNum == 0)
// Make sure that the item actually exists there.
|| nItemID != m_sItemArray[INVENTORY_MBAG + bSrcPos].nNum)
goto fail_return;
pSrcItem = &m_sItemArray[INVENTORY_MBAG + bSrcPos];
pDstItem = &m_sItemArray[INVENTORY_MBAG + bDstPos];
break;
case ITEM_MBAG_TO_INVEN:
if (bDstPos >= HAVE_MAX || bSrcPos >= MBAG_TOTAL
// We also need to make sure that if we're taking an item from a magic bag, we need to actually
// have a magic back to take it from!
|| (INVENTORY_MBAG+bSrcPos < INVENTORY_MBAG2 && m_sItemArray[BAG1].nNum == 0)
|| (INVENTORY_MBAG+bSrcPos >= INVENTORY_MBAG2 && m_sItemArray[BAG2].nNum == 0)
// Make sure that the item actually exists there.
|| nItemID != m_sItemArray[INVENTORY_MBAG + bSrcPos].nNum)
goto fail_return;
pSrcItem = &m_sItemArray[INVENTORY_MBAG + bSrcPos];
pDstItem = &m_sItemArray[INVENTORY_INVENT + bDstPos];
break;
case ITEM_INVEN_TO_MBAG:
if (bDstPos >= MBAG_TOTAL || bSrcPos >= HAVE_MAX
// We also need to make sure that if we're adding an item to a magic bag, we need to actually
// have a magic back to put the item in!
|| (INVENTORY_MBAG + bDstPos < INVENTORY_MBAG2 && m_sItemArray[BAG1].nNum == 0)
|| (INVENTORY_MBAG + bDstPos >= INVENTORY_MBAG2 && m_sItemArray[BAG2].nNum == 0)
// Make sure that the item actually exists there.
|| nItemID != m_sItemArray[INVENTORY_INVENT + bSrcPos].nNum)
goto fail_return;
pSrcItem = &m_sItemArray[INVENTORY_INVENT + bSrcPos];
pDstItem = &m_sItemArray[INVENTORY_MBAG + bDstPos];
break;
case ITEM_COSP_TO_INVEN:
if (bDstPos >= HAVE_MAX || bSrcPos >= COSP_MAX
// Make sure that the item actually exists there.
|| nItemID != m_sItemArray[INVENTORY_COSP + bSrcPos].nNum)
goto fail_return;
pSrcItem = &m_sItemArray[INVENTORY_COSP + bSrcPos];
pDstItem = &m_sItemArray[INVENTORY_INVENT + bDstPos];
break;
case ITEM_INVEN_TO_COSP: // TO-DO: Update IsValidSlotPos() for cospre items?
if (bDstPos >= COSP_MAX || bSrcPos >= HAVE_MAX
// Make sure that the item actually exists there.
|| nItemID != m_sItemArray[INVENTORY_INVENT + bSrcPos].nNum)
goto fail_return;
pSrcItem = &m_sItemArray[INVENTORY_INVENT + bSrcPos];
pDstItem = &m_sItemArray[INVENTORY_COSP + bDstPos];
break;
case ITEM_INVEN_SLOT:
if (bDstPos >= SLOT_MAX || bSrcPos >= HAVE_MAX
// Make sure that the item actually exists there.
|| nItemID != m_sItemArray[INVENTORY_INVENT + bSrcPos].nNum
// Ensure the item is able to be equipped in that slot
|| !IsValidSlotPos(pTable, bDstPos))
goto fail_return;
pSrcItem = &m_sItemArray[INVENTORY_INVENT + bSrcPos];
pDstItem = &m_sItemArray[bDstPos];
break;
case ITEM_SLOT_INVEN:
if (bDstPos >= HAVE_MAX || bSrcPos >= SLOT_MAX
// Make sure that the item actually exists there.
|| nItemID != m_sItemArray[bSrcPos].nNum)
goto fail_return;
pSrcItem = &m_sItemArray[bSrcPos];
pDstItem = &m_sItemArray[INVENTORY_INVENT + bDstPos];
break;
case ITEM_INVEN_INVEN:
if (bDstPos >= HAVE_MAX || bSrcPos >= HAVE_MAX
// Make sure that the item actually exists there.
|| nItemID != m_sItemArray[INVENTORY_INVENT + bSrcPos].nNum)
goto fail_return;
pSrcItem = &m_sItemArray[INVENTORY_INVENT + bSrcPos];
pDstItem = &m_sItemArray[INVENTORY_INVENT + bDstPos];
break;
case ITEM_SLOT_SLOT:
if (bDstPos >= SLOT_MAX || bSrcPos >= SLOT_MAX
// Make sure that the item actually exists there.
|| nItemID != m_sItemArray[bSrcPos].nNum
// Ensure the item is able to be equipped in that slot
|| !IsValidSlotPos(pTable, bDstPos))
goto fail_return;
pSrcItem = &m_sItemArray[bSrcPos];
pDstItem = &m_sItemArray[bDstPos];
break;
default:
return;
}
// If there's an item already in the target slot already, we need to just swap the items
if (pDstItem->nNum != 0)
{
memcpy(&tmpItem, pDstItem, sizeof(_ITEM_DATA)); // Temporarily store the target item
memcpy(pDstItem, pSrcItem, sizeof(_ITEM_DATA)); // Replace the target item with the source
memcpy(pSrcItem, &tmpItem, sizeof(_ITEM_DATA)); // Now replace the source with the old target (swapping them)
}
// Since there's no way to move a partial stack using this handler, just overwrite the destination.
else
{
memcpy(pDstItem, pSrcItem, sizeof(_ITEM_DATA)); // Shift the item over
memset(pSrcItem, 0, sizeof(_ITEM_DATA)); // Clear out the source item's data
}
// If equipping/de-equipping an item
if (dir == ITEM_INVEN_SLOT || dir == ITEM_SLOT_INVEN
// or moving an item to/from our cospre item slots
|| dir == ITEM_INVEN_TO_COSP || dir == ITEM_COSP_TO_INVEN
|| dir == ITEM_SLOT_SLOT)
{
// Re-update item stats
SetSlotItemValue();
SetUserAbility(false);
}
SendItemMove(1);
SendItemWeight();
// Update everyone else, so that they can see your shiny new items (you didn't take them off did you!? DID YOU!?)
if (dir == ITEM_INVEN_SLOT)
UserLookChange(bDstPos, nItemID, pDstItem->sDuration);
if (dir == ITEM_SLOT_INVEN)
UserLookChange(bSrcPos, 0, 0);
if (dir == ITEM_SLOT_SLOT)
{
UserLookChange(bSrcPos, pSrcItem->nNum, pSrcItem->sDuration);
UserLookChange(bDstPos, pDstItem->nNum, pDstItem->sDuration);
}
if (dir == ITEM_INVEN_TO_COSP)
UserLookChange(INVENTORY_COSP + bDstPos, nItemID, pDstItem->sDuration);
if (dir == ITEM_COSP_TO_INVEN)
UserLookChange(INVENTORY_INVENT + bSrcPos, 0, 0);
Send2AI_UserUpdateInfo();
return;
fail_return:
SendItemMove(0);
}