Move r2 plot item security off the AIS to the EGS and remove hardcoded sheet ids

code/ryzom/server/src/ai_service/nf_grp_npc.cpp

@@ -1607,6 +1607,7 @@ Then user events are triggered on the group to inform it about what happens:
 - user_event_3: triggered after the player has given the mission items to the npc.
 
 Warning: this function can only be called after the event "player_target_npc".
+Warning: only works on an R2 shard for R2 plot items.
 
 Arguments: s(missionItems), s(missionText), c(groupToNotify) ->
 @param[in] missionItems is the list of mission items, the string format is "item1:qty1;item2:qty2;...".
@@ -1709,38 +1710,6 @@ void receiveMissionItems_ssc_(CStateInstance* entity, CScriptStack& stack)
 			DEBUG_STOP;
 			return;
 		}
-		// if LD use this the function outside a ring shard 
-		if (IsRingShard)
-		{
-		
-			// Here we destroy the item: so we do not want that a user create a scenario where we destroy
-			// other players precious items
-			
-			static std::set<CSheetId> r2PlotItemSheetId; // :TODO: use R2Share::CRingAccess
-			// lazy intialisation
-			if (r2PlotItemSheetId.empty())
-			{
-				for (uint32 i = 0 ; i <= 184 ; ++i)
-				{
-					r2PlotItemSheetId.insert( CSheetId( NLMISC::toString("r2_plot_item_%d.sitem", i)));
-				}
-			}
-
-			// A npc give a mission to take an item given by another npc
-			// but the item instead of being a r2_plot_item is a normal item like system_mp or big armor
-			if ( r2PlotItemSheetId.find(sheetId) ==  r2PlotItemSheetId.end())
-			{
-				nlwarning("!!!!!!!!!!!!");
-				nlwarning("!!!!!!!!!!!! Someone is trying to hack us");
-				nlwarning("!!!!!!!!!!!!");
-				nlwarning("ERROR/HACK : an npc is trying to give to a player a item that is not a plot item SheetId='%s' sheetIdAsInt=%u",sheetId.toString().c_str(), sheetId.asInt());								
-				nlwarning("His ai instanceId is %u, use log to know the sessionId and the user ", msg.InstanceId );
-				nlwarning("!!!!!!!!!!!!");
-				nlwarning("!!!!!!!!!!!!");
-				return ;
-			}
-
-		}
 
 		uint32 quantity;
 		NLMISC::fromString(itemAndQty[1], quantity);
@@ -1774,6 +1743,7 @@ Then user events are triggered on the group to inform it about what happens:
 - user_event_1: triggered after the player has received the mission items from the npc.
 
 Warning: this function can only be called after the event "player_target_npc".
+Warning: only works on an R2 shard for R2 plot items.
 
 Arguments: s(missionItems), s(missionText), c(groupToNotify) ->
 @param[in] missionItems is the list of mission items, the string format is "item1:qty1;item2:qty2;...".
@@ -1877,37 +1847,6 @@ void giveMissionItems_ssc_(CStateInstance* entity, CScriptStack& stack)
 			return;
 		}
 
-
-				// if LD use this the function outside a ring shard 
-		if (IsRingShard)
-		{
-		
-			static std::set<CSheetId> r2PlotItemSheetId; // :TODO: use R2Share::CRingAccess
-			// lazy intialisation
-			if (r2PlotItemSheetId.empty())
-			{
-				for (uint32 i = 0 ; i <= 184 ; ++i)
-				{
-					r2PlotItemSheetId.insert( CSheetId( NLMISC::toString("r2_plot_item_%d.sitem", i)));
-				}
-			}
-
-			// A npc give a mission to give a item to another npc
-			// but the item instead of being a r2_plot_item is a normal item like system_mp or big armor
-			if ( r2PlotItemSheetId.find(sheetId) ==  r2PlotItemSheetId.end())
-			{
-				nlwarning("!!!!!!!!!!!!");
-				nlwarning("!!!!!!!!!!!! Someone is trying to hack us");
-				nlwarning("!!!!!!!!!!!!");
-				nlwarning("ERROR/HACK : an npc is trying to give to a player a item that is not a plot item SheetId='%s' sheetIdAsInt=%u",sheetId.toString().c_str(), sheetId.asInt());								
-				nlwarning("His ai instanceId is %u, use log to know the sessionId and the user ", msg.InstanceId );
-				nlwarning("!!!!!!!!!!!!");
-				nlwarning("!!!!!!!!!!!!");
-				return ;
-			}
-
-		}
-
 		uint32 quantity;
 		NLMISC::fromString(itemAndQty[1], quantity);
 		if (quantity == 0)

code/ryzom/server/src/entities_game_service/modules/r2_mission_item.cpp

@@ -26,6 +26,7 @@
 #include "player_manager/player_manager.h"
 #include "player_manager/character.h"
 #include "server_share/log_item_gen.h"
+#include "egs_sheets/egs_sheets.h"
 
 using namespace std;
 using namespace NLMISC;
@@ -154,6 +155,17 @@ void CR2MissionItem::giveMissionItem(const NLMISC::CEntityId &eid, TSessionId se
 	{
 		std::vector< CGameItemPtr > itemDropToEgg;
 		for( uint32 j = 0; j < items.size(); ++j )
+		{
+			const CStaticItem* sitem = CSheets::getForm(items[j].SheetId);
+			if (sitem == NULL)
+			{
+				nlwarning("Attempted to give deprecated sitem sheet %s to player character %s in session %i", items[j].SheetId.toString().c_str(), c->getName().toUtf8().c_str(), sessionId.asInt());
+			}
+			else if (sitem->Family != ITEMFAMILY::SCROLL_R2)
+			{
+				nlwarning("Attempted hack to give non-R2 item %s to player character %s in session %i", items[j].SheetId.toString().c_str(), c->getName().toUtf8().c_str(), sessionId.asInt());
+			}
+			else
 			{
 				CGameItemPtr item = c->createItem(1, items[j].Quantity, items[j].SheetId);
 
@@ -197,6 +209,7 @@ void CR2MissionItem::giveMissionItem(const NLMISC::CEntityId &eid, TSessionId se
 					nlwarning("CR2MissionItem::giveMissionItem: can't create item %s", items[j].SheetId.toString().c_str());
 				}
 			}
+		}
 		if(itemDropToEgg.size() != 0)
 		{
 			CR2EasterEgg::getInstance().dropMissionItem(itemDropToEgg, scenarioId, c->getInstanceNumber(), eid);
@@ -273,6 +286,17 @@ void CR2MissionItem::destroyMissionItem(const NLMISC::CEntityId &eid, const std:
 			CSheetId itemSheetId = items[j].SheetId;
 			uint32 quantity = items[j].Quantity;
 
+			const CStaticItem* sitem = CSheets::getForm(items[j].SheetId);
+			if (sitem == NULL)
+			{
+				nlwarning("Attempted to take deprecated sitem sheet %s from player character %s", items[j].SheetId.toString().c_str(), c->getName().toUtf8().c_str());
+			}
+			else if (sitem->Family != ITEMFAMILY::SCROLL_R2)
+			{
+				nlwarning("Attempted hack to take non-R2 item %s from player character %s", items[j].SheetId.toString().c_str(), c->getName().toUtf8().c_str());
+			}
+			else
+			{
 				CInventoryPtr inv = c->getInventory(INVENTORIES::bag);
 				nlassert( inv != NULL );
 				_destroyMissionItem( inv, itemSheetId, quantity );
@@ -294,6 +318,7 @@ void CR2MissionItem::destroyMissionItem(const NLMISC::CEntityId &eid, const std:
 			}
 		}
 	}
+}
 
 //----------------------------------------------------------------------------
 void CR2MissionItem::_destroyMissionItem( CInventoryPtr inv, const NLMISC::CSheetId &itemSheetId, uint32 &quantity )