DICOMPZ	;SFISC/GFT-EVALUATE COMPUTED FLD EXPR ;9APR2007
	;;22.0;VA FileMan;**6,76,114,152**;Mar 30, 1999;Build 10
	;Per VHA Directive 2004-038, this routine should not be modified.
	;
PRIOR	;from DICOMP -- PRIOR.. Functions get archived values
	N DIC,DICOMPSP,DICOMPXE,DICOPS
	S X=$E(X,6,99),DICOMPSP=$E("D",X="DATE"),DICOMPXE="D "_X_"^DIAUTL(",W=$F(I,")",M) S:X="USER"&$D(^VA(200)) DICO("PT")=200,DICOMPSP="p200" I 'W!'$D(DICMX)!'$D(J(0)) K Y Q
	S X=$E(I,M+1,W-2),M=W,W=$E(I,M) S:X?1"#"1.NP X=$E(X,2,999)
	S DIC="^DD("_J(DLV)_",",DIC(0)="",DIC("S")="I '$P(^(0),U,2),$P(^(0),U,2)'[""C""" D DICS^DICOMPY,^DIC K DIC I Y<0 K Y Q  ;Find Field that is the argument of PRIOR function
	S DICOMPXE=DICOMPXE_+J(DLV)_","_+Y_")"
	S DICOPS="><[]=",DIMW="m"
	G INSERT
	;
BACKPNT	;from DICOMPV -- Backwards Pointer
	N DICOPS,D
	S DICOPS="><[]="
	G COLON
	;
MUL(DICOMPSP)	;DICOMPSP is the SPECIFIER of the Field we have encountered
	N DICOXR,DICOMPXE,DICOPS S DICOPS="><][="
	I DICOMPSP S X=$P(^DD(+DICOMPSP,.01,0),U,2) G WP:X["W" D  S DLV=DLV+1,I(DLV)=""""_$P($P(Y(0),U,4),";")_"""",J(DLV)=+DICOMPSP D X G FOR
	.I T<DLV S DLV0=DLV0+100,%=DLV0-(T\100*100) F DLV=DLV0:1 S I(DLV)=I(DLV-%),J(DLV)=J(DLV-%),DG(DLV-%,DLV0-%)=DLV#100 I DLV-%=T S K(K+1,1)=DLV0,(T,DG(DLV0))=DLV Q
	S Y=+$P(DICOMPSP,"p",2),DIMW="m"_$E("w",DICOMPSP["w"),DICOMPXE=$P(Y(0),U,5,99)
	I Y S (%,DLV,DLV0)=DLV0+100,I(%)=^DIC(Y,0,"GL"),J(%)=Y D X^DICOMPV(Y,.01)
INSERT	N DICOMX S D=DICOMPXE,DICOMX=DICMX D CONTAINS Q:'$D(Y)  I DICOMX=DICMX D
	.I DICOMPSP["D" S DICMX="S Y=X X ^DD(""DD"") S X=Y "_DICMX
	.I DICOMPSP["p" S DICMX="S X=$$CP^DIQ1("""_DICOMPSP_""",X) "_DICMX
	N F,Z,I S Z=""
	S F=$F(DICMX,"X DICMX") I F D
	.S Z="N DICOMPM S DICOMPM=$G(DICMX,""Q"") "
	.S DICMX=$E(DICMX,1,F-6)_"DICOMPM"_$E(DICMX,F,999)
	D DIMP(DICMX) S Z=Z_"N DICMX S DICMX="_$$DA_$$DIMC_")"
	D DIMP(D),DICOXR S Z=Z_X
	D DIMP(Z) S X=X_" S X=X" Q
	;
WP	S DIMW="m"_$E("w",X'["L"),DICOPS="["
M	S X="S X=^(0)"
FOR	N DICOR,DICOT
	S DICOMPXE=X,DICOT=Y(0) D CONTAINS Q:'$D(Y)
	S Y=T#100+1,D=$P($P(DICOT,U,4),";") I +D'=D S D=""""_D_""""
	S DICOMPXE="D,0))#2 "_DICOMPXE_" "_DICMX_" Q:'$D(D)  S D=D"_Y
	S DICOR=$$REF(T)_","_D_",",D="F D=0:0 S (D,D"_Y_")=$O("_DICOR
	I W=")",$D(DPS(DPS,"INTERNAL")) S D="S D=$G(DIWF) N DIWF S DIWF=D_""XL"" "_D ;**DI*22*152
	S %=+$P(DICOT,U,2)
	I $P($G(^DD(%,.01,0)),U,2)["W"!'$D(^DD(%,0,"IX","B",%,.01))
	E  I '$D(^DD(%,.01,1,1,0))
	E  I $P(^(0),U,3)]""
	I  S D=D_"D)) Q:D'>0  I $D(^("_DICOMPXE ;We will go thru the muliple by ien
	E  D DIMP(D_"""B"",DICOB,D)) Q:D'>0  I $D("_DICOR_DICOMPXE) S D="N DICOB S DICOB="""" F  S DICOB=$O("_DICOR_"""B"",DICOB)) Q:DICOB=""""  "_X_" Q:'$D(D)" ;We will go thru the multiple using the B X-ref
	D DIMP($$I(Y)_D)
	S (T,DG(DLV0))=DG(DLV0)+1,K(K+1,2)=1,K(K+2,1)=DLV0,DG(DLV0,T)=Y,M(Y,DLV0+Y)=T
	S X=X_":D"_(Y-1)_">0"
DICOXR	S X=X_" S X="_$S(DIMW["m"!'$D(DICOXR):"""""",1:DICOXR)
	Q
	;
CONTAINS	N DICON
	S DICON=W="'",%=$E(I,M+DICON) I %=""!(W=")") S Y=0 Q
	I DICOPS[% S DICOPS=% D R($E(I,M+DICON+1,999)) Q:'$D(Y)  D  Q
	.S DICOXR=$$DGI^DICOMP
	.D DIMP("S Y=X "_X_" I Y"_DICOPS_"X S "_DICOXR_"="_'DICON_" K D") S DICMX=X
	.S K(K+1)=" S "_DICOXR_"="_DICON,K=K+1
	.S DBOOL=1,DIMW=""
COLON	I W'=":" Q:W=""  S DICOMPX("X")="X",I="X"_$E(I,M,999),M=0 I DICOPS="[" K Y Q
	N DQI D R($E(I,M+1,999)) Q:'$D(Y)  I '$D(DICO("RCR")) S DICO("RCR")=Y
	I Y#100=0 S W=$G(J(+Y)) I W S DICO("PT")=W
	S DICMX=X_" "_$G(DICMX) Q  ;The 'X" code that we got back from RCR becomes what we eXecute for every multiple!
	;
R(DICORM)	N DICOLEFT,DICOX S DICOLEFT="",DICOX=0 F %=1:1 S W=$E(DICORM,%) Q:W=""  S:W="(" DICOX=DICOX+1 I W=")" S DICOX=DICOX-1 I DICOX<0 S DICOLEFT=$E(DICORM,%,999),DICORM=$E(DICORM,1,%-1)
	S DICOX=$G(X) D RCR(DICORM)
	S W="",M=0,I=DICOLEFT S:'$D(Y) I=DICORM,X=DICOX Q
	;
RCR(W)	;Tricky and important!  What we get from this recursion will be inserted into the larger expression.
	N D
	S:+W=W W=""""_W_"""" S D="ZXM"_$$DIMC_" S"_DICOMP D  ;Don't allow MUMPS. Remember where to start more nodes in X array.  Allow simple numeric.
	.N X,DICOMP,DLV,DICMXSV,K
	.S X=W,DICOMP=D I $D(DICMX) S DICMXSV=DICMX
DQI	.I $D(DQI) S %=DQI N DQI S DQI=%_$$DIMC_","
	.D EN1^DICOMP ;Here is the recursion!  I & J, the context, will be preserved by this entry point
	.I '$D(X) K Y Q
	.K W M W=X
	.I Y["m" K DICMXSV
	.I $D(DICMXSV) S DICMX=DICMXSV
	I $D(Y) M X=W D DIMP(X),DATE^DICOMP0:Y["D" ;Remember if it's a DATE
	Q
	;
DIMP(D)	;
	N DIM
	S DIM=$$DIMC,DIM=DIM+$S(DIM<9.8:.1,1:.01)
	S X(DIM)=D,X=" X "_$$DA_DIM_")" Q
	;
DA()	Q $S(DA:"^DD("_A_","_DA_",",1:DA)
	;
DIMC()	N DIM
	S DIM=$O(X(99),-1) I 'DIM S DIM=+$P(DICOMP,"M",2) I 'DIM S DIM=9.1
	Q DIM
	;
X	;
	S X="S X=$P(^(0),U)"_$S(X["D"&'$D(DPS($$NEST^DICOMP,"INTERNAL")):",Y=X X ^DD(""DD"") S X=Y",X["P":" S:$D(^"_$P(^(0),U,3)_"+X,0)) X=$P(^(0),U)",X["S":",Y=$F(^DD("_+D_",.01,0),X_$C(58)) S:Y X=$P($E(^(0),Y,999),$C(59),1)",1:""),DIMW="m" Q
	;
I(LEV)	N S
	S S=DLV0+LEV I DICOMP'["I"!'$D(I(S)) Q ""
	Q "S I("_S_")="""_$$CONVQQ^DILIBF(I(S))_""",J("_S_")="_J(S)_" "
	;
REF(T)	;
	N L,D,X,V
	F L=T\100*100:1:T S D=I(L) S X=$G(X)_D_$E(",",$D(X))_$S(L<DLV0:"I("_L_",0)",1:"D"_(L#100))_","
	Q $E(X,1,$L(X)-1)