Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Changes the battle positions of all Attack Position monsters on the field to Defense Position and vice-versa. These positions cannot be changed during the turn this card is activated except by the effect of a Spell, Trap or Effect Monster Card. You can activate this card only during your Standby Phase.
--邪悪な儀式
--Curse of Fiend
local s,id=GetID()
function s.initial_effect(c)
	--Change the battle position of all the monsters on field
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_POSITION)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetHintTiming(TIMING_STANDBY_PHASE)
	e1:SetCondition(function() return Duel.IsPhase(PHASE_STANDBY) end)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
	--Can only be activated as Spell Speed 1 at the start of a chain during your Standby Phase while set
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_SINGLE)
	e2:SetProperty(EFFECT_FLAG_UNCOPYABLE|EFFECT_FLAG_CANNOT_DISABLE)
	e2:SetCode(EFFECT_BECOME_QUICK)
	e2:SetRange(LOCATION_SZONE)
	e2:SetCondition(s.condition)
	c:RegisterEffect(e2)
end
function s.condition(e)
	return Duel.IsTurnPlayer(e:GetHandlerPlayer()) and e:GetHandler():IsLocation(LOCATION_SZONE) and Duel.IsPhase(PHASE_STANDBY)
		and Duel.GetCurrentChain()==0
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(Card.IsCanChangePosition,tp,LOCATION_MZONE,LOCATION_MZONE,1,nil) end
	local g=Duel.GetMatchingGroup(Card.IsCanChangePosition,tp,LOCATION_MZONE,LOCATION_MZONE,nil)
	Duel.SetOperationInfo(0,CATEGORY_POSITION,g,#g,0,0)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local g=Duel.GetMatchingGroup(Card.IsCanChangePosition,tp,LOCATION_MZONE,LOCATION_MZONE,nil)
	if #g>0 then
		Duel.ChangePosition(g,POS_FACEUP_DEFENSE,POS_FACEDOWN_DEFENSE,POS_FACEUP_ATTACK,POS_FACEUP_ATTACK)
	end
	local e1=Effect.CreateEffect(e:GetHandler())
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetProperty(EFFECT_FLAG_SET_AVAILABLE)
	e1:SetCode(EFFECT_CANNOT_CHANGE_POSITION)
	e1:SetTargetRange(LOCATION_MZONE,LOCATION_MZONE)
	e1:SetReset(RESET_PHASE|PHASE_END)
	Duel.RegisterEffect(e1,tp)
end