Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
When an opponent's monster declares a direct attack: You can Special Summon this card from your hand, then end the Battle Phase. If Summoned this way, banish it when it leaves the field.
--バトルフェーダー
--Battle Fader
local s,id=GetID()
function s.initial_effect(c)
	--Special summon itself from hand, then end the Battle Phase
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_O)
	e1:SetCode(EVENT_ATTACK_ANNOUNCE)
	e1:SetRange(LOCATION_HAND)
	e1:SetCondition(s.condition)
	e1:SetTarget(s.target)
	e1:SetOperation(s.operation)
	c:RegisterEffect(e1)
end
function s.condition(e,tp,eg,ep,ev,re,r,rp)
	local at=Duel.GetAttacker()
	return at:GetControler()~=tp and Duel.GetAttackTarget()==nil
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	local c=e:GetHandler()
	if chk==0 then
		return Duel.GetLocationCount(tp,LOCATION_MZONE)>0 and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
	end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,c,1,0,0)
end
function s.operation(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if c:IsRelateToEffect(e) and Duel.SpecialSummon(c,0,tp,tp,false,false,POS_FACEUP)>0 then
		Duel.BreakEffect()
		Duel.SkipPhase(1-tp,PHASE_BATTLE,RESET_PHASE|PHASE_BATTLE_STEP,1)
		--Banish it if it leaves the field
		local e1=Effect.CreateEffect(c)
		e1:SetDescription(3300)
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_LEAVE_FIELD_REDIRECT)
		e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE+EFFECT_FLAG_CLIENT_HINT)
		e1:SetReset(RESET_EVENT|(RESETS_STANDARD&~RESET_TOFIELD))
		e1:SetValue(LOCATION_REMOVED)
		c:RegisterEffect(e1)
	end
end