Core/Loot

* Master Looter cannot freely loot items under threshold
* Update round robin looter only if loot is not empty
* Fixed loot bag icon appearing in raid frames when loot method was not Master Looter
* Fixed changing loot method reseting current round robin looter

src/server/game/Entities/Player/Player.cpp

@@ -8796,7 +8796,7 @@ void Player::SendLoot(uint64 guid, LootType loot_type)
                 loot->FillLoot(lootid, LootTemplates_Gameobject, this, !groupRules, false, go->GetLootMode());
 
                 // get next RR player (for next loot)
-                if (groupRules)
+                if (groupRules && !go->loot.empty())
                     group->UpdateLooterGuid(go);
             }
 
@@ -17805,10 +17805,6 @@ bool Player::isAllowedToLoot(const Creature* creature)
 
             return loot->hasItemFor(this);
         case MASTER_LOOT:
-            // may loot if the player is the master looter
-            if (thisGroup->GetMasterLooterGuid() == GetGUID())
-                return true;
-            // fall-through
         case GROUP_LOOT:
         case NEED_BEFORE_GREED:
             // may only loot if the player is the loot roundrobin player

src/server/game/Entities/Unit/Unit.cpp

@@ -15159,8 +15159,10 @@ void Unit::Kill(Unit* victim, bool durabilityLoss)
         data << uint64(victim->GetGUID()); // victim
 
         Player* looter = player;
+        Group* group = player->GetGroup();
+        bool hasLooterGuid = false;
 
-        if (Group* group = player->GetGroup())
+        if (group)
         {
             group->BroadcastPacket(&data, group->GetMemberGroup(player->GetGUID()));
 
@@ -15172,16 +15174,10 @@ void Unit::Kill(Unit* victim, bool durabilityLoss)
                     looter = ObjectAccessor::FindPlayer(group->GetLooterGuid());
                     if (looter)
                     {
+                        hasLooterGuid = true;
                         creature->SetLootRecipient(looter);   // update creature loot recipient to the allowed looter.
-                        group->SendLooter(creature, looter);
                     }
-                    else
-                        group->SendLooter(creature, NULL);
                 }
-                else
-                    group->SendLooter(creature, NULL);
-
-                group->UpdateLooterGuid(creature);
             }
         }
         else
@@ -15198,6 +15194,7 @@ void Unit::Kill(Unit* victim, bool durabilityLoss)
             }
         }
 
+        // Generate loot before updating looter
         if (creature)
         {
             Loot* loot = &creature->loot;
@@ -15209,6 +15206,18 @@ void Unit::Kill(Unit* victim, bool durabilityLoss)
                 loot->FillLoot(lootid, LootTemplates_Creature, looter, false, false, creature->GetLootMode());
 
             loot->generateMoneyLoot(creature->GetCreatureTemplate()->mingold, creature->GetCreatureTemplate()->maxgold);
+
+            if (group)
+            {
+                if (hasLooterGuid)
+                    group->SendLooter(creature, looter);
+                else
+                    group->SendLooter(creature, NULL);
+
+                // Update round robin looter only if the creature had loot
+                if (!creature->loot.empty())
+                    group->UpdateLooterGuid(creature);
+            }
         }
 
         player->RewardPlayerAndGroupAtKill(victim, false);

src/server/game/Groups/Group.cpp

@@ -895,7 +895,7 @@ void Group::SendLooter(Creature* creature, Player* groupLooter)
     WorldPacket data(SMSG_LOOT_LIST, (8+8));
     data << uint64(creature->GetGUID());
 
-    if (GetLootMethod() == MASTER_LOOT)
+    if (GetLootMethod() == MASTER_LOOT && creature->loot.hasOverThresholdItem())
         data.appendPackGUID(GetMasterLooterGuid());
     else
         data << uint8(0);
@@ -1549,7 +1549,7 @@ void Group::SendUpdateToPlayer(uint64 playerGUID, MemberSlot* slot)
         if (m_lootMethod == MASTER_LOOT)
             data << uint64(m_masterLooterGuid);         // master looter guid
         else
-            data << uint64(m_looterGuid);               // looter guid
+            data << uint64(0);
 
         data << uint8(m_lootThreshold);                 // loot threshold
         data << uint8(m_dungeonDifficulty);             // Dungeon Difficulty

src/server/game/Handlers/GroupHandler.cpp

@@ -439,7 +439,6 @@ void WorldSession::HandleLootMethodOpcode(WorldPacket& recvData)
     // everything's fine, do it
     group->SetLootMethod((LootMethod)lootMethod);
     group->SetMasterLooterGuid(lootMaster);
-    group->SetLooterGuid(lootMaster);
     group->SetLootThreshold((ItemQualities)lootThreshold);
     group->SendUpdate();
 }

src/server/game/Loot/LootMgr.cpp

@@ -879,6 +879,8 @@ ByteBuffer& operator<<(ByteBuffer& b, LootView const& lv)
     switch (lv.permission)
     {
         case GROUP_PERMISSION:
+        case MASTER_PERMISSION:
+        case RESTRICTED_PERMISSION:
         {
             // if you are not the round-robin group looter, you can only see
             // blocked rolled items and quest items, and !ffa items
@@ -888,9 +890,24 @@ ByteBuffer& operator<<(ByteBuffer& b, LootView const& lv)
                 {
                     uint8 slot_type;
 
-                    if (l.items[i].is_blocked)
-                        slot_type = LOOT_SLOT_TYPE_ROLL_ONGOING;
-                    else if (l.roundRobinPlayer == 0 || !l.items[i].is_underthreshold || lv.viewer->GetGUID() == l.roundRobinPlayer)
+                    if (l.items[i].is_blocked) // for ML & restricted is_blocked = !is_underthreshold
+                    {
+                        switch (lv.permission)
+                        {
+                            case GROUP_PERMISSION:
+                                slot_type = LOOT_SLOT_TYPE_ROLL_ONGOING;
+                                break;
+                            case MASTER_PERMISSION:
+                                slot_type = LOOT_SLOT_TYPE_MASTER;
+                                break;
+                            case RESTRICTED_PERMISSION:
+                                slot_type = LOOT_SLOT_TYPE_LOCKED;
+                                break;
+                            default:
+                                continue;
+                        }
+                    }
+                    else if (l.roundRobinPlayer == 0 || lv.viewer->GetGUID() == l.roundRobinPlayer || !l.items[i].is_underthreshold)
                     {
                         // no round robin owner or he has released the loot
                         // or it IS the round robin group owner
@@ -926,22 +943,9 @@ ByteBuffer& operator<<(ByteBuffer& b, LootView const& lv)
             break;
         }
         case ALL_PERMISSION:
-        case MASTER_PERMISSION:
         case OWNER_PERMISSION:
         {
-            uint8 slot_type = LOOT_SLOT_TYPE_ALLOW_LOOT;
-            switch (lv.permission)
-            {
-                case MASTER_PERMISSION:
-                    slot_type = LOOT_SLOT_TYPE_MASTER;
-                    break;
-                case OWNER_PERMISSION:
-                    slot_type = LOOT_SLOT_TYPE_OWNER;
-                    break;
-                default:
-                    break;
-            }
-
+            uint8 slot_type = lv.permission == OWNER_PERMISSION ? LOOT_SLOT_TYPE_OWNER : LOOT_SLOT_TYPE_ALLOW_LOOT;
             for (uint8 i = 0; i < l.items.size(); ++i)
             {
                 if (!l.items[i].is_looted && !l.items[i].freeforall && l.items[i].conditions.empty() && l.items[i].AllowedForPlayer(lv.viewer))
@@ -953,31 +957,6 @@ ByteBuffer& operator<<(ByteBuffer& b, LootView const& lv)
             }
             break;
         }
-        case RESTRICTED_PERMISSION:
-        {
-            for (uint8 i = 0; i < l.items.size(); ++i)
-            {
-                if (!l.items[i].is_looted && !l.items[i].freeforall && l.items[i].conditions.empty() && l.items[i].AllowedForPlayer(lv.viewer))
-                {
-                    uint8 slot_type;
-
-                    if (l.items[i].is_blocked)
-                        slot_type = LOOT_SLOT_TYPE_LOCKED;
-                    else
-                    {
-                        if (l.roundRobinPlayer == 0 || lv.viewer->GetGUID() == l.roundRobinPlayer)
-                            slot_type = LOOT_SLOT_TYPE_ALLOW_LOOT;
-                        else
-                            continue;   // item shall not be displayed
-                    }
-
-                    b << uint8(i) << l.items[i];
-                    b << uint8(slot_type);
-                    ++itemsShown;
-                }
-            }
-            break;
-        }
         default:
             return b;
     }