[7831] Prevent have hunter pet with level greater player levels at level changes. Propertly set hunter pet xp values at level update.

src/game/Level2.cpp

@@ -1283,6 +1283,11 @@ bool ChatHandler::HandleNpcChangeLevelCommand(const char* args)
 
     if(pCreature->isPet())
     {
+        if(((Pet*)pCreature)->getPetType()==HUNTER_PET)
+        {
+            pCreature->SetUInt32Value(UNIT_FIELD_PETNEXTLEVELEXP, objmgr.GetXPForLevel(lvl)/4);
+            pCreature->SetUInt32Value(UNIT_FIELD_PETEXPERIENCE, 0);
+        }
         ((Pet*)pCreature)->GivePetLevel(lvl);
     }
     else

src/game/Pet.cpp

@@ -345,6 +345,8 @@ bool Pet::LoadPetFromDB( Player* owner, uint32 petentry, uint32 petnumber, bool
     }
 
     m_loading = false;
+
+    SynchronizeLevelWithOwner();
     return true;
 }
 
@@ -732,12 +734,11 @@ void Pet::GivePetXP(uint32 xp)
     {
         newXP -= nextLvlXP;
 
-        SetLevel( level + 1 );
+        GivePetLevel(level+1);
         SetUInt32Value(UNIT_FIELD_PETNEXTLEVELEXP, objmgr.GetXPForLevel(level+1)/4);
 
         level = getLevel();
         nextLvlXP = GetUInt32Value(UNIT_FIELD_PETNEXTLEVELEXP);
-        GivePetLevel(level);
     }
 
     SetUInt32Value(UNIT_FIELD_PETEXPERIENCE, newXP);
@@ -1847,3 +1848,29 @@ void Pet::learnSpellHighRank(uint32 spellid)
     for(SpellChainMapNext::const_iterator itr = nextMap.lower_bound(spellid); itr != nextMap.upper_bound(spellid); ++itr)
         learnSpellHighRank(itr->second);
 }
+
+void Pet::SynchronizeLevelWithOwner()
+{
+    Unit* owner = GetOwner();
+    if (!owner || owner->GetTypeId() != TYPEID_PLAYER)
+        return;
+
+    switch(getPetType())
+    {
+        // always same level
+        case SUMMON_PET:
+            GivePetLevel(owner->getLevel());
+            break;
+        // can't be greater owner level
+        case HUNTER_PET:
+            if(getLevel() > owner->getLevel())
+            {
+                GivePetLevel(owner->getLevel());
+                SetUInt32Value(UNIT_FIELD_PETNEXTLEVELEXP, objmgr.GetXPForLevel(owner->getLevel())/4);
+                SetUInt32Value(UNIT_FIELD_PETEXPERIENCE, GetUInt32Value(UNIT_FIELD_PETNEXTLEVELEXP)-1);
+            }
+            break;
+        default:
+            break;
+    }
+}

src/game/Pet.h

@@ -161,6 +161,7 @@ class Pet : public Creature
         HappinessState GetHappinessState();
         void GivePetXP(uint32 xp);
         void GivePetLevel(uint32 level);
+        void SynchronizeLevelWithOwner();
         bool InitStatsForLevel(uint32 level);
         bool HaveInDiet(ItemPrototype const* item) const;
         uint32 GetCurrentFoodBenefitLevel(uint32 itemlevel);

src/game/Player.cpp

@@ -2302,10 +2302,9 @@ void Player::GiveLevel(uint32 level)
     SetPower(POWER_FOCUS, 0);
     SetPower(POWER_HAPPINESS, 0);
 
-    // give level to summoned pet
-    Pet* pet = GetPet();
-    if(pet && pet->getPetType()==SUMMON_PET)
-        pet->GivePetLevel(level);
+    // update level to hunter/summon pet
+    if (Pet* pet = GetPet())
+        pet->SynchronizeLevelWithOwner();
     GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_REACH_LEVEL);
 }
 
@@ -2491,6 +2490,10 @@ void Player::InitStatsForLevel(bool reapplyMods)
     SetPower(POWER_FOCUS, 0);
     SetPower(POWER_HAPPINESS, 0);
     SetPower(POWER_RUNIC_POWER, 0);
+
+    // update level to hunter/summon pet
+    if (Pet* pet = GetPet())
+        pet->SynchronizeLevelWithOwner();
 }
 
 void Player::SendInitialSpells()
@@ -20016,4 +20019,3 @@ bool Player::canSeeSpellClickOn(Creature const *c) const
     }
     return false;
 }
-

src/game/Player.h

@@ -906,6 +906,7 @@ class MANGOS_DLL_SPEC Player : public Unit
 
         void GiveXP(uint32 xp, Unit* victim);
         void GiveLevel(uint32 level);
+
         void InitStatsForLevel(bool reapplyMods = false);
 
         // Played Time Stuff

src/shared/revision_nr.h

@@ -1,4 +1,4 @@
 #ifndef __REVISION_NR_H__
 #define __REVISION_NR_H__
- #define REVISION_NR "7830"
+ #define REVISION_NR "7831"
 #endif // __REVISION_NR_H__