[11705] Allow have auction bid generated by server

Some code cleanups also.

Fir generation bids can be used auction->UpdateBid(price) call without player pointer.

src/game/AuctionHouseHandler.cpp

@@ -120,12 +120,13 @@ void WorldSession::SendAuctionOwnerNotification(AuctionEntry* auction)
     data << uint32(auction->bid);                           // if 0, client shows ERR_AUCTION_EXPIRED_S, else ERR_AUCTION_SOLD_S (works only when guid==0)
     data << uint32(auction->GetAuctionOutBid());            // AuctionOutBid?
 
-    ObjectGuid guid = ObjectGuid();
+    ObjectGuid bidder_guid = ObjectGuid();
     if (!auction->moneyDeliveryTime)                        // not sold yet
-        guid = ObjectGuid(HIGHGUID_PLAYER, auction->bidder);// bidder==0 and moneyDeliveryTime==0 for expired auctions, so it will show error message properly
+        bidder_guid = ObjectGuid(HIGHGUID_PLAYER, auction->bidder);
 
-    // if guid!=0, client updates auctions with new bid, outbid and bidderGuid, else it shows error messages as described above
+    // bidder==0 and moneyDeliveryTime==0 for expired auctions, and client shows error messages as described above
-    data << guid;                                           // bidder guid
+    // if bidder!=0 client updates auctions with new bid, outbid and bidderGuid
+    data << bidder_guid;                                    // bidder guid
     data << uint32(auction->itemTemplate);                  // item entry
     data << uint32(auction->itemRandomPropertyId);
 
@@ -154,7 +155,7 @@ void WorldSession::SendAuctionOutbiddedMail(AuctionEntry *auction)
     Player *oldBidder = sObjectMgr.GetPlayer(oldBidder_guid);
 
     uint32 oldBidder_accId = 0;
-    if(!oldBidder)
+    if(!oldBidder && oldBidder_guid)
         oldBidder_accId = sObjectMgr.GetPlayerAccountIdByGUID(oldBidder_guid);
 
     // old bidder exist
@@ -179,7 +180,7 @@ void WorldSession::SendAuctionCancelledToBidderMail(AuctionEntry* auction)
     Player *bidder = sObjectMgr.GetPlayer(bidder_guid);
 
     uint32 bidder_accId = 0;
-    if (!bidder)
+    if (!bidder && bidder_guid)
         bidder_accId = sObjectMgr.GetPlayerAccountIdByGUID(bidder_guid);
 
     // bidder exist
@@ -415,10 +416,6 @@ void WorldSession::HandleAuctionPlaceBid(WorldPacket & recv_data)
         return;
     }
 
-    // cheating
-    if (price < auction->startbid)
-        return;
-
     // cheating or client lags
     if (price <= auction->bid)
     {
@@ -443,57 +440,16 @@ void WorldSession::HandleAuctionPlaceBid(WorldPacket & recv_data)
         return;
     }
 
-    if ((price < auction->buyout) || (auction->buyout == 0))// bid
+    // cheating
-    {
+    if (price < auction->startbid)
-        if (pl->GetGUIDLow() == auction->bidder)
+        return;
-        {
-            pl->ModifyMoney(-int32(price - auction->bid));
-        }
-        else
-        {
-            pl->ModifyMoney(-int32(price));
-            if (auction->bidder)                            // return money to old bidder if present
-                SendAuctionOutbiddedMail(auction);
-        }
-
-        auction->bidder = pl->GetGUIDLow();
-        auction->bid = price;
 
     SendAuctionCommandResult(auction, AUCTION_BID_PLACED, AUCTION_OK);
 
-        if (auction_owner)
+    if (auction->UpdateBid(price, pl))
-            auction_owner->GetSession()->SendAuctionOwnerNotification(auction);
+        pl->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_HIGHEST_AUCTION_BID, price);
-
-        GetPlayer()->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_HIGHEST_AUCTION_BID, price);
-
-        // after this update we should save player's money ...
-        CharacterDatabase.PExecute("UPDATE auction SET buyguid = '%u', lastbid = '%u' WHERE id = '%u'", auction->bidder, auction->bid, auction->Id);
-    }
-    else                                                    // buyout
-    {
-        if (pl->GetGUIDLow() == auction->bidder)
-        {
-            pl->ModifyMoney(-int32(auction->buyout - auction->bid));
-        }
     else
-        {
+        pl->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_HIGHEST_AUCTION_BID, auction->buyout);
-            pl->ModifyMoney(-int32(auction->buyout));
-            if (auction->bidder)                            // return money to old bidder if present
-                SendAuctionOutbiddedMail(auction);
-        }
-
-        auction->bidder = pl->GetGUIDLow();
-        auction->bid = auction->buyout;
-
-        SendAuctionCommandResult(auction, AUCTION_BID_PLACED, AUCTION_OK);
-
-        auction->AuctionBidWinning();
-
-        GetPlayer()->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_HIGHEST_AUCTION_BID, auction->buyout);
-    }
-    CharacterDatabase.BeginTransaction();
-    pl->SaveInventoryAndGoldToDB();
-    CharacterDatabase.CommitTransaction();
 }
 
 // this void is called when auction_owner cancels his auction
@@ -536,13 +492,15 @@ void WorldSession::HandleAuctionRemoveItem(WorldPacket & recv_data)
         return;
     }
 
-    if (auction->bidder > 0)                        // If we have a bidder, we have to send him the money he paid
+    if (auction->bid)                                       // If we have a bid, we have to send him the money he paid
     {
         uint32 auctionCut = auction->GetAuctionCut();
         if (pl->GetMoney() < auctionCut)                    // player doesn't have enough money, maybe message needed
             return;
 
+        if (auction->bidder)                                // if auction have real existed bidder send mail
             SendAuctionCancelledToBidderMail(auction);
+
         pl->ModifyMoney(-int32(auctionCut));
     }
     // Return the item by mail

src/game/AuctionHouseMgr.cpp

@@ -94,7 +94,7 @@ void AuctionHouseMgr::SendAuctionWonMail(AuctionEntry *auction)
     // data for gm.log
     if (sWorld.getConfig(CONFIG_BOOL_GM_LOG_TRADE))
     {
-        uint32 bidder_security = 0;
+        AccountTypes bidder_security = SEC_PLAYER;
         std::string bidder_name;
         if (bidder)
         {
@@ -104,8 +104,8 @@ void AuctionHouseMgr::SendAuctionWonMail(AuctionEntry *auction)
         }
         else
         {
-            bidder_accId = sObjectMgr.GetPlayerAccountIdByGUID(bidder_guid);
+            bidder_accId = bidder_guid ? sObjectMgr.GetPlayerAccountIdByGUID(bidder_guid) : 0;
-            bidder_security = sAccountMgr.GetSecurity(bidder_accId);
+            bidder_security = bidder_accId ? sAccountMgr.GetSecurity(bidder_accId) : SEC_PLAYER;
 
             if (bidder_security > SEC_PLAYER)               // not do redundant DB requests
             {
@@ -128,7 +128,7 @@ void AuctionHouseMgr::SendAuctionWonMail(AuctionEntry *auction)
                 bidder_name.c_str(), bidder_accId, auction->itemTemplate, auction->itemCount, auction->bid, owner_name.c_str(), owner_accid);
         }
     }
-    else if (!bidder)
+    else if (!bidder && bidder_guid)
         bidder_accId = sObjectMgr.GetPlayerAccountIdByGUID(bidder_guid);
 
     if (auction_owner)
@@ -621,13 +621,11 @@ void AuctionHouseObject::Update()
             if (curTime > itr->second->expireTime)
             {
                 ///- perform the transaction if there was bidder
-                if (itr->second->bidder)
+                if (itr->second->bid)
-                {
                     itr->second->AuctionBidWinning();
-                    continue;
+                ///- cancel the auction if there was no bidder and clear the auction
-                }
+                else
-
+                {
-                ///- cancel the auction if there was no bidder
                     sAuctionMgr.SendAuctionExpiredMail(itr->second);
 
                     itr->second->DeleteFromDB();
@@ -637,6 +635,7 @@ void AuctionHouseObject::Update()
             }
         }
     }
+}
 
 void AuctionHouseObject::BuildListBidderItems(WorldPacket& data, Player* player, uint32& count, uint32& totalcount)
 {
@@ -1033,10 +1032,60 @@ void AuctionEntry::SaveToDB() const
         Id, auctionHouseEntry->houseId, itemGuidLow, itemTemplate, itemCount, itemRandomPropertyId, owner, buyout, (uint64)expireTime, (uint64)moneyDeliveryTime, bidder, bid, startbid, deposit);
 }
 
-void AuctionEntry::AuctionBidWinning()
+void AuctionEntry::AuctionBidWinning(Player* newbidder)
 {
     moneyDeliveryTime = time(NULL) + HOUR;
+
+    CharacterDatabase.BeginTransaction();
     CharacterDatabase.PExecute("UPDATE auction SET itemguid = 0, moneyTime = '" UI64FMTD "', buyguid = '%u', lastbid = '%u' WHERE id = '%u'", (uint64)moneyDeliveryTime, bidder, bid, Id);
+    if (newbidder)
+        newbidder->SaveInventoryAndGoldToDB();
+    CharacterDatabase.CommitTransaction();
 
     sAuctionMgr.SendAuctionWonMail(this);
 }
+
+bool AuctionEntry::UpdateBid(uint32 newbid, Player* newbidder /*=NULL*/)
+{
+    Player* auction_owner = owner ? sObjectMgr.GetPlayer(ObjectGuid(HIGHGUID_PLAYER, owner)) : NULL;
+
+    // bid can't be greater buyout
+    if (buyout && newbid > buyout)
+        newbid = buyout;
+
+    if (newbidder && newbidder->GetGUIDLow() == bidder)
+    {
+        newbidder->ModifyMoney(-int32(newbid - bid));
+    }
+    else
+    {
+        if (newbidder)
+            newbidder->ModifyMoney(-int32(newbid));
+
+        if (bidder)                                     // return money to old bidder if present
+            WorldSession::SendAuctionOutbiddedMail(this);
+    }
+
+    bidder = newbidder ? newbidder->GetGUIDLow() : 0;
+    bid = newbid;
+
+    if ((newbid < buyout) || (buyout == 0))                 // bid
+    {
+
+        if (auction_owner)
+            auction_owner->GetSession()->SendAuctionOwnerNotification(this);
+
+        // after this update we should save player's money ...
+        CharacterDatabase.BeginTransaction();
+        CharacterDatabase.PExecute("UPDATE auction SET buyguid = '%u', lastbid = '%u' WHERE id = '%u'", bidder, bid, Id);
+        if (newbidder)
+            newbidder->SaveInventoryAndGoldToDB();
+        CharacterDatabase.CommitTransaction();
+        return true;
+    }
+    else                                                    // buyout
+    {
+        AuctionBidWinning(newbidder);
+        return false;
+    }
+}

src/game/AuctionHouseMgr.h

@@ -62,12 +62,12 @@ struct AuctionEntry
     int32 itemRandomPropertyId;
     uint32 owner;                                           // player low guid, can be 0 for server generated auction
     std::wstring ownerName;                                 // cache name for sorting
-    uint32 startbid;                                        // maybe useless
+    uint32 startbid;                                        // start minimal bid value
-    uint32 bid;
+    uint32 bid;                                             // current bid, =0 meaning no bids
     uint32 buyout;
     time_t expireTime;
     time_t moneyDeliveryTime;
-    uint32 bidder;
+    uint32 bidder;                                          // current bidder player lowguid, can be 0 if bid generated by server, use 'bid'!=0 for check bid existance
     uint32 deposit;                                         // deposit can be calculated only when creating auction
     AuctionHouseEntry const* auctionHouseEntry;             // in AuctionHouse.dbc
 
@@ -79,11 +79,13 @@ struct AuctionEntry
     bool BuildAuctionInfo(WorldPacket & data) const;
     void DeleteFromDB() const;
     void SaveToDB() const;
-    void AuctionBidWinning();
+    void AuctionBidWinning(Player* bidder = NULL);
 
 
     // -1,0,+1 order result
     int CompareAuctionEntry(uint32 column, const AuctionEntry *auc, Player* viewPlayer) const;
+
+    bool UpdateBid(uint32 newbid, Player* newbidder = NULL);// true if normal bid, false if buyout, bidder==NULL for generated bid
 };
 
 //this class is used as auctionhouse instance

src/game/WorldSession.h

@@ -356,7 +356,7 @@ class MANGOS_DLL_SPEC WorldSession
         void SendAuctionBidderNotification(AuctionEntry *auction);
         void SendAuctionOwnerNotification(AuctionEntry *auction);
         void SendAuctionRemovedNotification(AuctionEntry* auction);
-        void SendAuctionOutbiddedMail(AuctionEntry *auction);
+        static void SendAuctionOutbiddedMail(AuctionEntry *auction);
         void SendAuctionCancelledToBidderMail(AuctionEntry *auction);
         void BuildListAuctionItems(std::list<AuctionEntry*> &auctions, WorldPacket& data, std::wstring const& searchedname, uint32 listfrom, uint32 levelmin,
             uint32 levelmax, uint32 usable, uint32 inventoryType, uint32 itemClass, uint32 itemSubClass, uint32 quality, uint32& count, uint32& totalcount, bool isFull);
@@ -614,6 +614,8 @@ class MANGOS_DLL_SPEC WorldSession
         void HandleAuctionRemoveItem( WorldPacket & recv_data );
         void HandleAuctionListOwnerItems( WorldPacket & recv_data );
         void HandleAuctionPlaceBid( WorldPacket & recv_data );
+
+        void AuctionBind( uint32 price, AuctionEntry * auction, Player * pl, Player* auction_owner );
         void HandleAuctionListPendingSales( WorldPacket & recv_data );
 
         void HandleGetMailList( WorldPacket & recv_data );

src/shared/revision_nr.h

@@ -1,4 +1,4 @@
 #ifndef __REVISION_NR_H__
 #define __REVISION_NR_H__
- #define REVISION_NR "11704"
+ #define REVISION_NR "11705"
 #endif // __REVISION_NR_H__