From 1fd37ac61b606a8db29e3ff04c3c0dba5f45228e Mon Sep 17 00:00:00 2001
From: Shauren <shauren.trinity@gmail.com>
Date: Sun, 22 Jul 2012 14:20:26 +0200
Subject: Core/Object: Use updatefield flags extracted from client to determine
 whether to send or not a field value instead of sending all data to client
 for non-player objects

---
 src/server/game/Groups/Group.cpp | 42 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)

(limited to 'src/server/game/Groups/Group.cpp')

diff --git a/src/server/game/Groups/Group.cpp b/src/server/game/Groups/Group.cpp
index f9d609150ef..428f0d25a8b 100755
--- a/src/server/game/Groups/Group.cpp
+++ b/src/server/game/Groups/Group.cpp
@@ -34,6 +34,7 @@
 #include "MapInstanced.h"
 #include "Util.h"
 #include "LFGMgr.h"
+#include "UpdateFieldFlags.h"
 
 Roll::Roll(uint64 _guid, LootItem const& li) : itemGUID(_guid), itemid(li.itemid),
 itemRandomPropId(li.randomPropertyId), itemRandomSuffix(li.randomSuffix), itemCount(li.count),
@@ -437,6 +438,47 @@ bool Group::AddMember(Player* player)
         if (isRaidGroup())
             player->UpdateForQuestWorldObjects();
 
+        {
+            // Broadcast new player group member fields to rest of the group
+            player->SetFieldNotifyFlag(UF_FLAG_PARTY_MEMBER);
+
+            UpdateData groupData;
+            WorldPacket groupDataPacket;
+
+            // Broadcast group members' fields to player
+            for (GroupReference* itr = GetFirstMember(); itr != NULL; itr = itr->next())
+            {
+                if (itr->getSource() == player)
+                    continue;
+
+                if (Player* member = itr->getSource())
+                {
+                    if (player->HaveAtClient(member))
+                    {
+                        member->SetFieldNotifyFlag(UF_FLAG_PARTY_MEMBER);
+                        member->BuildValuesUpdateBlockForPlayer(&groupData, player);
+                        member->RemoveFieldNotifyFlag(UF_FLAG_PARTY_MEMBER);
+                    }
+
+                    if (member->HaveAtClient(player))
+                    {
+                        UpdateData newData;
+                        WorldPacket newDataPacket;
+                        player->BuildValuesUpdateBlockForPlayer(&newData, member);
+                        member->SendDirectMessage(&newDataPacket);
+                    }
+                }
+            }
+
+            if (groupData.HasData())
+            {
+                groupData.BuildPacket(&groupDataPacket);
+                player->SendDirectMessage(&groupDataPacket);
+            }
+
+            player->RemoveFieldNotifyFlag(UF_FLAG_PARTY_MEMBER);
+        }
+
         if (m_maxEnchantingLevel < player->GetSkillValue(SKILL_ENCHANTING))
             m_maxEnchantingLevel = player->GetSkillValue(SKILL_ENCHANTING);
     }
-- 
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