*Wintergrasp: allow player to get promotion by group member's kill. Thanks to iadus3

--HG--
branch : trunk

src/game/Wintergrasp.cpp

@@ -647,27 +647,7 @@ void OPvPWintergrasp::HandlePlayerLeaveZone(Player * plr, uint32 zone)
     UpdateTenacityStack();
 }
 
-void OPvPWintergrasp::HandleKill(Player *killer, Unit *victim)
+void OPvPWintergrasp::PromotePlayer(Player *killer) const
-{
-    bool ok = false;
-    if(victim->GetTypeId() == TYPEID_PLAYER)
-    {
-        if(victim->getLevel() >= 70)
-            ok = true;
-    }
-    else
-    {
-        switch(GetCreatureType(victim->GetEntry()))
-        {
-            case CREATURE_SIEGE_VEHICLE:
-            case CREATURE_GUARD:
-            case CREATURE_TURRET:
-                ok = true;
-                break;
-        }
-    }
-
-    if(ok)
 {
     Aura *aur;
     if(aur = killer->GetAura(SPELL_RECRUIT))
@@ -693,6 +673,38 @@ void OPvPWintergrasp::HandleKill(Player *killer, Unit *victim)
     else if(killer->HasAura(SPELL_LIEUTENANT))
         killer->CastSpell(killer, SPELL_LIEUTENANT, true);
 }
+
+void OPvPWintergrasp::HandleKill(Player *killer, Unit *victim)
+{
+    bool ok = false;
+    if(victim->GetTypeId() == TYPEID_PLAYER)
+    {
+        if(victim->getLevel() >= 70)
+            ok = true;
+    }
+    else
+    {
+        switch(GetCreatureType(victim->GetEntry()))
+        {
+            case CREATURE_SIEGE_VEHICLE:
+            case CREATURE_GUARD:
+            case CREATURE_TURRET:
+                ok = true;
+                break;
+        }
+    }
+
+    if(ok)
+    {
+        if(Group *pGroup = killer->GetGroup())
+        {
+            for(GroupReference *itr = pGroup->GetFirstMember(); itr != NULL; itr = itr->next())
+                if(itr->getSource()->IsAtGroupRewardDistance(victim))
+                    PromotePlayer(itr->getSource());
+        }
+        else
+            PromotePlayer(killer);
+    }
 }
 
 void OPvPWintergrasp::UpdateTenacityStack()

src/game/Wintergrasp.h

@@ -210,6 +210,7 @@ class OPvPWintergrasp : public OutdoorPvP
 
         void UpdateClock();
         void UpdateClockDigit(uint32 &timer, uint32 digit, uint32 mod);
+        void PromotePlayer(Player *player) const;
         void UpdateTenacityStack();
         void UpdateAllWorldObject();
         bool UpdateCreatureInfo(Creature *creature) const;