*Update procflags for Imp.Shadowform.

*Use item speed value instead of attack speed value for enchant PPM - by MaS0n.
*Correctly apply cooldown to Improved leader of the pack mana regen.
*Do not refresh duration when stack from aura is dropped - by Apoc

--HG--
branch : trunk

src/game/Player.cpp

@@ -7243,10 +7243,7 @@ void Player::CastItemCombatSpell(Unit *target, WeaponAttackType attType, uint32
             float chance = pEnchant->amount[s] != 0 ? float(pEnchant->amount[s]) : GetWeaponProcChance();
 
             if (entry && entry->PPMChance)
-            {
-                uint32 WeaponSpeed = GetAttackTime(attType);
-                chance = GetPPMProcChance(WeaponSpeed, entry->PPMChance, spellInfo);
-            }
+                chance = GetPPMProcChance(proto->Delay, entry->PPMChance, spellInfo);
             else if (entry && entry->customChance)
                 chance = entry->customChance;
 

src/game/SpellAuras.cpp

@@ -1388,6 +1388,7 @@ void Aura::_RemoveAura()
 
 void Aura::SetStackAmount(uint8 stackAmount, bool applied)
 {
+    bool refresh = stackAmount >= m_stackAmount;
     if (stackAmount != m_stackAmount)
     {
         m_stackAmount = stackAmount;
@@ -1399,7 +1400,11 @@ void Aura::SetStackAmount(uint8 stackAmount, bool applied)
             }
         }
     }
-    RefreshAura();
+
+    if (refresh)
+        RefreshAura();
+    else
+        SendAuraUpdate();
 }
 
 bool Aura::modStackAmount(int32 num)

src/game/Unit.cpp

@@ -5843,10 +5843,13 @@ bool Unit::HandleDummyAuraProc(Unit *pVictim, uint32 damage, AuraEffect* trigger
                     basepoints0 = triggerAmount * GetMaxHealth() / 100;
                     target = this;
                     triggered_spell_id = 34299;
-                    if (triggeredByAura->GetCaster() != this)
+                    if (triggeredByAura->GetCasterGUID() != GetGUID())
                         break;
                     int32 basepoints1 = triggerAmount * 2;
-                    CastCustomSpell(this,60889,&basepoints1,0,0,true,0,triggeredByAura);
+                    // Improved Leader of the Pack
+                    // Check cooldown of heal spell cooldown
+                    if (GetTypeId()==TYPEID_PLAYER && !((Player *)this)->HasSpellCooldown(34299))
+                        CastCustomSpell(this,60889,&basepoints1,0,0,true,0,triggeredByAura);
                     break;
                 }
                 // Healing Touch (Dreamwalker Raiment set)
@@ -10451,8 +10454,7 @@ float Unit::GetPPMProcChance(uint32 WeaponSpeed, float PPM, const SpellEntry * s
         if(Player* modOwner = GetSpellModOwner())
             modOwner->ApplySpellMod(spellProto->Id,SPELLMOD_PROC_PER_MINUTE,PPM);
 
-    uint32 result = uint32((WeaponSpeed * PPM) / 600.0f);   // result is chance in percents (probability = Speed_in_sec * (PPM / 60))
-    return result;
+    return uint32((WeaponSpeed * PPM) / 600.0f);   // result is chance in percents (probability = Speed_in_sec * (PPM / 60))
 }
 
 void Unit::Mount(uint32 mount)