Example #1
0
/**
 * Handles the packet sent by the client when taking an item from the mail.
 */
void WorldSession::HandleMailTakeItem(WorldPacket& recv_data)
{
    ObjectGuid mailboxGuid;
    uint32 mailId;
    uint32 itemId;
    recv_data >> mailboxGuid;
    recv_data >> mailId;
    recv_data >> itemId;                                    // item guid low

    if (!CheckMailBox(mailboxGuid))
        return;

    Player* pl = _player;

    Mail* m = pl->GetMail(mailId);
    if (!m || m->state == MAIL_STATE_DELETED || m->deliver_time > time(NULL))
    {
        pl->SendMailResult(mailId, MAIL_ITEM_TAKEN, MAIL_ERR_INTERNAL_ERROR);
        return;
    }

    // prevent cheating with skip client money check
    if (pl->GetMoney() < m->COD)
    {
        pl->SendMailResult(mailId, MAIL_ITEM_TAKEN, MAIL_ERR_NOT_ENOUGH_MONEY);
        return;
    }

    Item* it = pl->GetMItem(itemId);

    ItemPosCountVec dest;
    InventoryResult msg = _player->CanStoreItem(NULL_BAG, NULL_SLOT, dest, it, false);
    if (msg == EQUIP_ERR_OK)
    {
        m->RemoveItem(itemId);
        m->removedItems.push_back(itemId);

        if (m->COD > 0)                                     // if there is COD, take COD money from player and send them to sender by mail
        {
            ObjectGuid sender_guid = ObjectGuid(HIGHGUID_PLAYER, m->sender);
            Player* sender = sObjectMgr.GetPlayer(sender_guid);

            uint32 sender_accId = 0;

            if (GetSecurity() > SEC_PLAYER && sWorld.getConfig(CONFIG_BOOL_GM_LOG_TRADE))
            {
                std::string sender_name;
                if (sender)
                {
                    sender_accId = sender->GetSession()->GetAccountId();
                    sender_name = sender->GetName();
                }
                else if (sender_guid)
                {
                    // can be calculated early
                    sender_accId = sObjectMgr.GetPlayerAccountIdByGUID(sender_guid);

                    if (!sObjectMgr.GetPlayerNameByGUID(sender_guid, sender_name))
                        sender_name = sObjectMgr.GetMangosStringForDBCLocale(LANG_UNKNOWN);
                }
                sLog.outCommand(GetAccountId(), "GM %s (Account: %u) receive mail item: %s (Entry: %u Count: %u) and send COD money: %u to player: %s (Account: %u)",
                                GetPlayerName(), GetAccountId(), it->GetProto()->Name1, it->GetEntry(), it->GetCount(), m->COD, sender_name.c_str(), sender_accId);
            }
            else if (!sender)
                sender_accId = sObjectMgr.GetPlayerAccountIdByGUID(sender_guid);

            // check player existence
            if (sender || sender_accId)
            {
                MailDraft(m->subject, "")
                .SetMoney(m->COD)
                .SendMailTo(MailReceiver(sender, sender_guid), _player, MAIL_CHECK_MASK_COD_PAYMENT);
            }

            pl->ModifyMoney(-int64(m->COD));
        }
        m->COD = 0;
        m->state = MAIL_STATE_CHANGED;
        pl->m_mailsUpdated = true;
        pl->RemoveMItem(it->GetGUIDLow());

        uint32 count = it->GetCount();                      // save counts before store and possible merge with deleting
        pl->MoveItemToInventory(dest, it, true);

        CharacterDatabase.BeginTransaction();
        pl->SaveInventoryAndGoldToDB();
        pl->_SaveMail();
        CharacterDatabase.CommitTransaction();

        pl->SendMailResult(mailId, MAIL_ITEM_TAKEN, MAIL_OK, 0, itemId, count);
    }
    else
        pl->SendMailResult(mailId, MAIL_ITEM_TAKEN, MAIL_ERR_EQUIP_ERROR, msg);
}
Example #2
0
/**
 * Handles the Packet sent by the client when sending a mail.
 *
 * This methods takes the packet sent by the client and performs the following actions:
 * - Checks whether the mail is valid: i.e. can he send the selected items,
 *   does he have enough money, etc.
 * - Creates a MailDraft and adds the needed items, money, cost data.
 * - Sends the mail.
 *
 * Depending on the outcome of the checks performed the player will recieve a different
 * MailResponseResult.
 *
 * @see MailResponseResult
 * @see SendMailResult()
 *
 * @param recv_data the WorldPacket containing the data sent by the client.
 */
void WorldSession::HandleSendMail(WorldPacket& recv_data)
{
    sLog.outError("WORLD: CMSG_SEND_MAIL");
    ObjectGuid mailboxGuid;
    uint64 money, COD;
    std::string receiver, subject, body;
    uint8 receiverLen, subjectLen, bodyLen;
    uint32 unk1, unk2;

    recv_data >> unk1;                                      // stationery?
    recv_data >> unk2;                                      // 0x00000000

    recv_data >> money >> COD;                              // money and cod

    bodyLen = recv_data.ReadBits(12);
    subjectLen = recv_data.ReadBits(9);

    uint8 items_count = recv_data.ReadBits(5);              // attached items count
    if (items_count > MAX_MAIL_ITEMS)                       // client limit
    {
        GetPlayer()->SendMailResult(0, MAIL_SEND, MAIL_ERR_TOO_MANY_ATTACHMENTS);
        recv_data.rfinish();                                // set to end to avoid warnings spam
        return;
    }

    recv_data.ReadGuidMask<0>(mailboxGuid);

    ObjectGuid itemGuids[MAX_MAIL_ITEMS];
    for (uint8 i = 0; i < items_count; ++i)
        recv_data.ReadGuidMask<2, 6, 3, 7, 1, 0, 4, 5>(itemGuids[i]);

    recv_data.ReadGuidMask<3, 4>(mailboxGuid);

    receiverLen = recv_data.ReadBits(7);

    recv_data.ReadGuidMask<2, 6, 1, 7, 5>(mailboxGuid);

    recv_data.ReadGuidBytes<4>(mailboxGuid);

    for (uint8 i = 0; i < items_count; ++i)
    {
        recv_data.ReadGuidBytes<6, 1, 7, 2>(itemGuids[i]);
        recv_data.read_skip<uint8>();                       // item slot in mail, not used
        recv_data.ReadGuidBytes<3, 0, 4, 5>(itemGuids[i]);
    }

    recv_data.ReadGuidBytes<7, 3, 6, 5>(mailboxGuid);

    subject = recv_data.ReadString(subjectLen);
    receiver = recv_data.ReadString(receiverLen);

    recv_data.ReadGuidBytes<2, 0>(mailboxGuid);

    body = recv_data.ReadString(bodyLen);

    recv_data.ReadGuidBytes<1>(mailboxGuid);

    DEBUG_LOG("WORLD: CMSG_SEND_MAIL receiver '%s' subject '%s' body '%s' mailbox " UI64FMTD " money " UI64FMTD " COD " UI64FMTD " unkt1 %u unk2 %u",
              receiver.c_str(), subject.c_str(), body.c_str(), mailboxGuid.GetRawValue(), money, COD, unk1, unk2);
    // packet read complete, now do check

    if (!CheckMailBox(mailboxGuid))
        return;

    if (receiver.empty())
        return;

    Player* pl = _player;

    ObjectGuid rc;
    if (normalizePlayerName(receiver))
        rc = sObjectMgr.GetPlayerGuidByName(receiver);

    if (!rc)
    {
        DEBUG_LOG("%s is sending mail to %s (GUID: nonexistent!) with subject %s and body %s includes %u items, " UI64FMTD " copper and " UI64FMTD " COD copper with unk1 = %u, unk2 = %u",
                  pl->GetGuidStr().c_str(), receiver.c_str(), subject.c_str(), body.c_str(), items_count, money, COD, unk1, unk2);
        pl->SendMailResult(0, MAIL_SEND, MAIL_ERR_RECIPIENT_NOT_FOUND);
        return;
    }

    DEBUG_LOG("%s is sending mail to %s with subject %s and body %s includes %u items, %u copper and %u COD copper with unk1 = %u, unk2 = %u",
              pl->GetGuidStr().c_str(), rc.GetString().c_str(), subject.c_str(), body.c_str(), items_count, money, COD, unk1, unk2);

    if (pl->GetObjectGuid() == rc)
    {
        pl->SendMailResult(0, MAIL_SEND, MAIL_ERR_CANNOT_SEND_TO_SELF);
        return;
    }

    uint32 cost = items_count ? 30 * items_count : 30;      // price hardcoded in client

    uint64 reqmoney = cost + money;

    if (pl->GetMoney() < reqmoney)
    {
        pl->SendMailResult(0, MAIL_SEND, MAIL_ERR_NOT_ENOUGH_MONEY);
        return;
    }

    Player* receive = sObjectMgr.GetPlayer(rc);

    Team rc_team;
    uint8 mails_count = 0;                                  // do not allow to send to one player more than 100 mails

    if (receive)
    {
        rc_team = receive->GetTeam();
        mails_count = receive->GetMailSize();
    }
    else
    {
        rc_team = sObjectMgr.GetPlayerTeamByGUID(rc);
        if (QueryResult* result = CharacterDatabase.PQuery("SELECT COUNT(*) FROM mail WHERE receiver = '%u'", rc.GetCounter()))
        {
            Field* fields = result->Fetch();
            mails_count = fields[0].GetUInt32();
            delete result;
        }
    }

    // do not allow to have more than 100 mails in mailbox.. mails count is in opcode uint8!!! - so max can be 255..
    if (mails_count > 100)
    {
        pl->SendMailResult(0, MAIL_SEND, MAIL_ERR_RECIPIENT_CAP_REACHED);
        return;
    }

    // check the receiver's Faction...
    if (!sWorld.getConfig(CONFIG_BOOL_ALLOW_TWO_SIDE_INTERACTION_MAIL) && pl->GetTeam() != rc_team && GetSecurity() == SEC_PLAYER)
    {
        pl->SendMailResult(0, MAIL_SEND, MAIL_ERR_NOT_YOUR_TEAM);
        return;
    }

    uint32 rc_account = receive
                        ? receive->GetSession()->GetAccountId()
                        : sObjectMgr.GetPlayerAccountIdByGUID(rc);

    Item* items[MAX_MAIL_ITEMS];

    for (uint8 i = 0; i < items_count; ++i)
    {
        if (!itemGuids[i].IsItem())
        {
            pl->SendMailResult(0, MAIL_SEND, MAIL_ERR_MAIL_ATTACHMENT_INVALID);
            return;
        }

        Item* item = pl->GetItemByGuid(itemGuids[i]);

        // prevent sending bag with items (cheat: can be placed in bag after adding equipped empty bag to mail)
        if (!item)
        {
            pl->SendMailResult(0, MAIL_SEND, MAIL_ERR_MAIL_ATTACHMENT_INVALID);
            return;
        }

        if (!item->CanBeTraded(true))
        {
            pl->SendMailResult(0, MAIL_SEND, MAIL_ERR_EQUIP_ERROR, EQUIP_ERR_MAIL_BOUND_ITEM);
            return;
        }

        if (item->IsBoundAccountWide() && item->IsSoulBound() && pl->GetSession()->GetAccountId() != rc_account)
        {
            pl->SendMailResult(0, MAIL_SEND, MAIL_ERR_EQUIP_ERROR, EQUIP_ERR_ARTEFACTS_ONLY_FOR_OWN_CHARACTERS);
            return;
        }

        if ((item->GetProto()->Flags & ITEM_FLAG_CONJURED) || item->GetUInt32Value(ITEM_FIELD_DURATION))
        {
            pl->SendMailResult(0, MAIL_SEND, MAIL_ERR_EQUIP_ERROR, EQUIP_ERR_MAIL_BOUND_ITEM);
            return;
        }

        if (COD && item->HasFlag(ITEM_FIELD_FLAGS, ITEM_DYNFLAG_WRAPPED))
        {
            pl->SendMailResult(0, MAIL_SEND, MAIL_ERR_CANT_SEND_WRAPPED_COD);
            return;
        }

        items[i] = item;
    }

    pl->SendMailResult(0, MAIL_SEND, MAIL_OK);

    pl->ModifyMoney(-int64(reqmoney));
    pl->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_GOLD_SPENT_FOR_MAIL, cost);

    bool needItemDelay = false;

    MailDraft draft(subject, body);

    if (items_count > 0 || money > 0)
    {
        if (items_count > 0)
        {
            for (uint8 i = 0; i < items_count; ++i)
            {
                Item* item = items[i];
                if (GetSecurity() > SEC_PLAYER && sWorld.getConfig(CONFIG_BOOL_GM_LOG_TRADE))
                {
                    sLog.outCommand(GetAccountId(), "GM %s (Account: %u) mail item: %s (Entry: %u Count: %u) to player: %s (Account: %u)",
                                    GetPlayerName(), GetAccountId(), item->GetProto()->Name1, item->GetEntry(), item->GetCount(), receiver.c_str(), rc_account);
                }

                pl->MoveItemFromInventory(items[i]->GetBagSlot(), item->GetSlot(), true);
                CharacterDatabase.BeginTransaction();
                item->DeleteFromInventoryDB();              // deletes item from character's inventory
                item->SaveToDB();                           // recursive and not have transaction guard into self, item not in inventory and can be save standalone
                // owner in data will set at mail receive and item extracting
                CharacterDatabase.PExecute("UPDATE item_instance SET owner_guid = '%u' WHERE guid='%u'", rc.GetCounter(), item->GetGUIDLow());
                CharacterDatabase.CommitTransaction();

                draft.AddItem(item);
            }

            // if item send to character at another account, then apply item delivery delay
            needItemDelay = pl->GetSession()->GetAccountId() != rc_account;
        }

        if (money > 0 &&  GetSecurity() > SEC_PLAYER && sWorld.getConfig(CONFIG_BOOL_GM_LOG_TRADE))
        {
            sLog.outCommand(GetAccountId(), "GM %s (Account: %u) mail money: " UI64FMTD " to player: %s (Account: %u)",
                            GetPlayerName(), GetAccountId(), money, receiver.c_str(), rc_account);
        }
    }

    // If theres is an item, there is a one hour delivery delay if sent to another account's character.
    uint32 deliver_delay = needItemDelay ? sWorld.getConfig(CONFIG_UINT32_MAIL_DELIVERY_DELAY) : 0;

    // will delete item or place to receiver mail list
    draft
    .SetMoney(money)
    .SetCOD(COD)
    .SendMailTo(MailReceiver(receive, rc), pl, body.empty() ? MAIL_CHECK_MASK_COPIED : MAIL_CHECK_MASK_HAS_BODY, deliver_delay);

    CharacterDatabase.BeginTransaction();
    pl->SaveInventoryAndGoldToDB();
    CharacterDatabase.CommitTransaction();
}