*merge

--HG--
branch : trunk

src/game/Spell.cpp

@@ -2195,6 +2195,44 @@ void Spell::SetTargetMap(uint32 i, uint32 cur)
                         }
                         break;
                     }
+                    // Corpse Explosion
+                    case 53717:
+                    case 51325:
+                    case 51326:
+                    case 51327:
+                    case 51328:
+                        // Search for ghoul if our ghoul or dead body not valid unit target
+                        if (!(m_targets.getUnitTarget() && (m_targets.getUnitTarget()->GetEntry() == 26125 && m_targets.getUnitTarget()->GetOwnerGUID() == m_caster->GetGUID()
+                            || (m_targets.getUnitTarget()->getDeathState() == CORPSE
+                                && m_targets.getUnitTarget()->GetTypeId()== TYPEID_UNIT
+                                && !((Creature*)m_targets.getUnitTarget())->isDeadByDefault()
+                                && !(m_targets.getUnitTarget()->GetCreatureTypeMask() & CREATURE_TYPEMASK_MECHANICAL_OR_ELEMENTAL))
+                                && m_targets.getUnitTarget()->GetDisplayId() == m_targets.getUnitTarget()->GetNativeDisplayId())))
+                        {
+                            CleanupTargetList();
+
+                            WorldObject* result = FindCorpseUsing <Trinity::ExplodeCorpseObjectCheck> ();
+
+                            if(result)
+                            {
+                                switch(result->GetTypeId())
+                                {
+                                case TYPEID_UNIT:
+                                case TYPEID_PLAYER:
+                                    m_targets.setUnitTarget((Unit*)result);
+                                    break;
+                                }
+                            }
+                            else
+                            {
+                                if (m_caster->GetTypeId()==TYPEID_PLAYER)
+                                    ((Player*)m_caster)->RemoveSpellCooldown(m_spellInfo->Id,true);
+                                SendCastResult(SPELL_FAILED_CANT_DO_THAT_RIGHT_NOW);
+                                finish(false);
+                            }
+                        }
+                        break;
+
                     default:
                         sLog.outDebug("Spell (ID: %u) (caster Entry: %u) does not have record in `spell_script_target`", m_spellInfo->Id, m_caster->GetEntry());
 
@@ -2380,6 +2418,34 @@ void Spell::SetTargetMap(uint32 i, uint32 cur)
                         healedMembers.pop();
                     }
                 }
+                // Death Pact
+                if (m_spellInfo->SpellFamilyName == SPELLFAMILY_DEATHKNIGHT && m_spellInfo->SpellFamilyFlags[0] & 0x00080000)
+                {
+                    Unit * unit_to_add = NULL;
+                    for (std::list<Unit*>::iterator itr = unitList.begin() ; itr != unitList.end();++itr)
+                    {
+                        if ((*itr)->GetTypeId() == TYPEID_UNIT
+                            && (*itr)->GetOwnerGUID() == m_caster->GetGUID()
+                            && ((Creature*)(*itr))->GetCreatureInfo()->type == CREATURE_TYPE_UNDEAD)
+                        {
+                            unit_to_add = (*itr);
+                            break;
+                        }
+                    }
+                    if (unit_to_add)
+                    {
+                        unitList.clear();
+                        unitList.push_back(unit_to_add);
+                    }
+                    // Pet not found - remove cooldown
+                    else
+                    {
+                        if (modOwner->GetTypeId()==TYPEID_PLAYER)
+                            modOwner->RemoveSpellCooldown(m_spellInfo->Id,true);
+                        SendCastResult(SPELL_FAILED_NO_PET);
+                        finish(false);
+                    }
+                }
             }
             for(std::list<Unit*>::iterator itr = unitList.begin(); itr != unitList.end(); ++itr)
                 AddUnitTarget(*itr, i);

src/game/SpellEffects.cpp

@@ -1950,6 +1950,29 @@ void Spell::EffectDummy(uint32 i)
 
                 spell_id = m_currentBasePoints[0];
             }
+            // Corpse Explosion
+            else if(m_spellInfo->SpellIconID == 1737)
+            {
+                // Dummy effect 1 is used only for targeting and damage amount
+                if (i!=0)
+                    return;
+                int32 bp = 0;
+                // Living ghoul as a target
+                if (unitTarget->isAlive())
+                {
+                    bp = unitTarget->GetMaxHealth()*0.25f;
+                }
+                // Some corpse
+                else
+                {
+                    bp = damage;
+                }
+                m_caster->CastCustomSpell(unitTarget,m_spellInfo->CalculateSimpleValue(1),&bp,NULL,NULL,true);
+                // Suicide
+                unitTarget->CastCustomSpell(unitTarget,43999,&bp,NULL,NULL,true);
+                // Set corpse look
+                unitTarget->SetDisplayId(25537+urand(0,3));
+            }
             break;
     }
 
@@ -2635,6 +2658,11 @@ void Spell::SpellDamageHeal(uint32 /*i*/)
                 unitTarget->RemoveAura(aurEff->GetParentAura());
             }
         }
+        // Death Pact - return pct of max health to caster
+        else if (m_spellInfo->SpellFamilyName == SPELLFAMILY_DEATHKNIGHT && m_spellInfo->SpellFamilyFlags[0] & 0x00080000)
+        {
+                addhealth = int32(caster->GetMaxHealth()*damage/100.0f);
+        }
         else
             addhealth = caster->SpellHealingBonus(unitTarget, m_spellInfo, addhealth, HEAL);
 

src/game/Unit.cpp

@@ -11089,6 +11089,8 @@ void Unit::setDeathState(DeathState s)
     if (m_deathState != ALIVE && s == ALIVE)
     {
         //_ApplyAllAuraMods();
+        // Reset display id on resurection - needed by corpse explosion to cleanup after display change
+        SetDisplayId(GetNativeDisplayId());
     }
     m_deathState = s;
 }