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    1: DIFG4A	;SFISC/DG(OHPRD)-CONDITIONALS ; [ 08/21/91  5:15 PM ]
    2: 	;;21.0;VA FileMan;;Dec 28, 1994
    3: 	;Per VHA Directive 10-93-142, this routine should not be modified.
    4: 	;
    5: START	;
    6: 	D CHECK
    7: 	I $D(DIFGSTP) K DIFGSTP S DIFG("UNRESOLVED",DIFGSAVE(DIFG,"@NUM"))="" G X1
    8: 	S DIFGDRCT=0 F DIFGI=1:1 Q:'$D(DIFGDIC(DIFGDIC,DIFGI))  S DIFGDIGT=+$P(DIFGDIC(DIFGDIC,DIFGI),"DIFGPC(",2) D:$D(DIFGNUMF(DIFGDIGT)) GETVAL
    9: 	I $E(X)="`",$S('$D(Y):1,Y<0:1,1:0) NEW DIC S DIC=+$P($P(^DD(DIFGDIC,.01,0),U,2),"P",2) I DIC S DIC(0)="FMZ" D ^DIC S:Y>0 X=Y(0,0)
   10: 	I X'["`" S ^UTILITY("DIFGFLD",$J,.01)=X
   11: 	K Y
   12: 	D COND ;dg/ohprd 8-21-91
   13: 	I '$D(Y) S Y=-1
   14: 	I Y>0 S DIFG("CONDSET")=""
   15: 	I Y=-1 S DIFGER=22_U_DIFGY D ERROR^DIFG
   16: 	K DIFGDRCT,DIFGDIGT,^UTILITY("DIFGFLD",$J)
   17: X1	Q
   18: 	;
   19: CHECK	; Check for existence of higher level conds, if exist quit this level
   20: 	; and continue processing
   21: 	NEW % S %=0 F  S %=$O(DIFGCOND(%)) S:%<DIFG&% DIFGSTP="" Q:%=""!(%<DIFG)
   22: 	Q
   23: 	;
   24: GETVAL	; Save field numbers and values
   25: 	I $D(^UTILITY("DIFGX",$J,DIFGDIGT)) S ^UTILITY("DIFGFLD",$J,DIFGNUMF(DIFGDIGT))=^(DIFGDIGT)
   26: 	Q
   27: 	;
   28: COND	; Execute conditions
   29: 	NEW ORDR,CNUM,NUM,STP,FLD,OP,VAL
   30: 	F ORDR=0:0 S ORDR=$O(^DD(DIFGDIC,0,"FD","B",ORDR)) Q:'ORDR!$D(Y)  S CNUM=$O(^(ORDR,"")),TYPE=$P(^DD(DIFGDIC,0,"FD",CNUM,0),U,3) K STP F NUM=0:0 S NUM=$O(^DD(DIFGDIC,0,"FD",CNUM,NUM)) D:NUM'=+NUM SETY Q:NUM'=+NUM  D  Q:$D(STP)
   31: 	. S FLD=$P(^DD(DIFGDIC,0,"FD",CNUM,NUM),U),OP=$P(^(NUM),U,2),VAL=$P(^(NUM),U,3)
   32: 	. I $S('$D(^UTILITY("DIFGFLD",$J,FLD)):1,1:0) S STP="" Q
   33: 	. I @("^UTILITY(""DIFGFLD"",$J,FLD)"_OP_"VAL")
   34: 	. E  S STP=""
   35: 	Q
   36: 	;
   37: SETY	; Sets Y to value of "D" node or value from execution of "C" node
   38: 	I TYPE="M",$D(^DD(DIFGDIC,0,"FD",CNUM,"C")) X ^("C")
   39: 	I TYPE="F",$D(^DD(DIFGDIC,0,"FD",CNUM,"D")) S Y=^("D")
   40: 	I $D(Y),Y'>0 K Y
   41: 	E  I $D(Y),'$D(@(^DIC(DIFGDIC,0,"GL")_"Y)")) K Y
   42: 	Q
   43: 	;