Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
You can Ritual Summon this card with "Luminous Dragon Ritual". You can Tribute this card; Special Summon 1 "Galaxy-Eyes Photon Dragon" from your hand or Deck. When this card destroys an opponent's monster by battle and sends it to the Graveyard: Draw 1 card.
--光子竜の聖騎士
--Paladin of Photon Dragon
local s,id=GetID()
function s.initial_effect(c)
	c:EnableReviveLimit()
	--spsummon
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCost(Cost.SelfTribute)
	e1:SetTarget(s.sptg)
	e1:SetOperation(s.spop)
	c:RegisterEffect(e1)
	--draw
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,1))
	e2:SetCategory(CATEGORY_DRAW)
	e2:SetProperty(EFFECT_FLAG_PLAYER_TARGET)
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_F)
	e2:SetCode(EVENT_BATTLE_DESTROYING)
	e2:SetCondition(s.drcon)
	e2:SetTarget(s.drtg)
	e2:SetOperation(s.drop)
	c:RegisterEffect(e2)
end
s.listed_names={34834619,CARD_GALAXYEYES_P_DRAGON}
function s.spfilter(c,e,tp)
	return c:IsCode(CARD_GALAXYEYES_P_DRAGON) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	local ft=Duel.GetLocationCount(tp,LOCATION_MZONE)
	if e:GetHandler():GetSequence()<5 then ft=ft+1 end
	if chk==0 then return ft>0 and Duel.IsExistingMatchingCard(s.spfilter,tp,LOCATION_HAND|LOCATION_DECK,0,1,nil,e,tp) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_HAND|LOCATION_DECK)
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	if Duel.GetLocationCount(tp,LOCATION_MZONE)<=0 then return end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local g=Duel.SelectMatchingCard(tp,s.spfilter,tp,LOCATION_HAND|LOCATION_DECK,0,1,1,nil,e,tp)
	if #g>0 then
		Duel.SpecialSummon(g,0,tp,tp,false,false,POS_FACEUP)
	end
end
function s.drcon(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local bc=c:GetBattleTarget()
	return c:IsRelateToBattle() and c:IsFaceup()
		and bc:IsLocation(LOCATION_GRAVE) and bc:IsMonster() and bc:IsReason(REASON_BATTLE)
end
function s.drtg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetTargetPlayer(tp)
	Duel.SetTargetParam(1)
	Duel.SetOperationInfo(0,CATEGORY_DRAW,nil,0,tp,1)
end
function s.drop(e,tp,eg,ep,ev,re,r,rp)
	local p,d=Duel.GetChainInfo(0,CHAININFO_TARGET_PLAYER,CHAININFO_TARGET_PARAM)
	Duel.Draw(p,d,REASON_EFFECT)
end