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Avoid target requirement checks for spells with caster base target selection (self,pet,around).

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This fix cast fail for some spells, mostly triggered or scripted with unexpected prowided explicit tatrget different from caster.
This commit is contained in:
VladimirMangos 2009-07-31 16:12:50 +04:00
parent 8e6386aac0
commit c7f8c9b52b
2 changed files with 56 additions and 4 deletions
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20
src/game/Spell.cpp
View file

@ -505,6 +505,16 @@ void Spell::FillTargetMap()
// but need it support in some know cases
switch(m_spellInfo->EffectImplicitTargetA[i])
{
case 0:
switch(m_spellInfo->EffectImplicitTargetB[i])
{
case 0:
break;
default:
SetTargetMap(i, m_spellInfo->EffectImplicitTargetB[i], tmpUnitMap);
break;
}
break;
case TARGET_SELF:
switch(m_spellInfo->EffectImplicitTargetB[i])
{
@ -3751,7 +3761,9 @@ SpellCastResult Spell::CheckCast(bool strict)
return SPELL_FAILED_CASTER_AURASTATE;
}
if(target != m_caster)
bool non_caster_target = target != m_caster && !IsSpellWithCasterSourceTargetsOnly(m_spellInfo);
if(non_caster_target)
{
// target state requirements (apply to non-self only), to allow cast affects to self like Dirty Deeds
if(m_spellInfo->TargetAuraState && !target->HasAuraStateForCaster(AuraState(m_spellInfo->TargetAuraState),m_caster->GetGUID()))
@ -3806,7 +3818,7 @@ SpellCastResult Spell::CheckCast(bool strict)
//check creature type
//ignore self casts (including area casts when caster selected as target)
if(target != m_caster)
if(non_caster_target)
{
if(!CheckTargetCreatureType(target))
{
@ -3819,7 +3831,7 @@ SpellCastResult Spell::CheckCast(bool strict)
// TODO: this check can be applied and for player to prevent cheating when IsPositiveSpell will return always correct result.
// check target for pet/charmed casts (not self targeted), self targeted cast used for area effects and etc
if(m_caster != target && m_caster->GetTypeId() == TYPEID_UNIT && m_caster->GetCharmerOrOwnerGUID())
if(non_caster_target && m_caster->GetTypeId() == TYPEID_UNIT && m_caster->GetCharmerOrOwnerGUID())
{
// check correctness positive/negative cast target (pet cast real check and cheating check)
if(IsPositiveSpell(m_spellInfo->Id))
@ -3859,7 +3871,7 @@ SpellCastResult Spell::CheckCast(bool strict)
}
// check if target is in combat
if (target != m_caster && (m_spellInfo->AttributesEx & SPELL_ATTR_EX_NOT_IN_COMBAT_TARGET) && target->isInCombat())
if (non_caster_target && (m_spellInfo->AttributesEx & SPELL_ATTR_EX_NOT_IN_COMBAT_TARGET) && target->isInCombat())
return SPELL_FAILED_TARGET_AFFECTING_COMBAT;
}

40
src/game/SpellMgr.h
View file

@ -196,6 +196,46 @@ bool IsPositiveTarget(uint32 targetA, uint32 targetB);
bool IsSingleTargetSpell(SpellEntry const *spellInfo);
bool IsSingleTargetSpells(SpellEntry const *spellInfo1, SpellEntry const *spellInfo2);
inline bool IsCasterSourceTarget(uint32 target)
{
switch (target )
{
case TARGET_SELF:
case TARGET_PET:
case TARGET_ALL_PARTY_AROUND_CASTER:
case TARGET_IN_FRONT_OF_CASTER:
case TARGET_MASTER:
case TARGET_MINION:
case TARGET_ALL_PARTY:
case TARGET_ALL_PARTY_AROUND_CASTER_2:
case TARGET_SELF_FISHING:
case TARGET_TOTEM_EARTH:
case TARGET_TOTEM_WATER:
case TARGET_TOTEM_AIR:
case TARGET_TOTEM_FIRE:
case TARGET_SUMMON:
case TARGET_AREAEFFECT_CUSTOM_2:
case TARGET_ALL_RAID_AROUND_CASTER:
case TARGET_SELF2:
case TARGET_DIRECTLY_FORWARD:
case TARGET_NONCOMBAT_PET:
case TARGET_IN_FRONT_OF_CASTER_30:
return true;
default:
break;
}
return false;
}
inline bool IsSpellWithCasterSourceTargetsOnly(SpellEntry const* spellInfo)
{
for(int i = 0; i < 3; ++i)
if(uint32 target = spellInfo->EffectImplicitTargetA[i])
if(!IsCasterSourceTarget(target))
return false;
return true;
}
inline bool IsPointEffectTarget( Targets target )
{
switch (target )