VistA-WorldVistAEHR/r/NOIS-FSC/FSCTIME.m

58 lines
2.0 KiB
Mathematica

FSCTIME ;SLC/STAFF-NOIS Time Conversion ;1/11/98 18:53
;;1.1;NOIS;;Sep 06, 1998
TIME(X) ; from dd7103, dd7103.1, dd7103.2, dd7105.2
; format X else kill it
N OK,X1
I X?1"12".A S X=$S(X="12M":"MID",X="12N":"NOON",1:X)
I X?1.A S X=$S(X["MID":2400,X["NOON":1200,1:"")
I $E(X,$L(X))="M" S X=$E(X,1,$L(X)-1)
S X1=$E(X,$L(X)) I X1?1U,"AP"'[X1 K X Q
S X1=$P(X,":",2)
I X1'="",X1'?2N1.2U K X Q
I X'?4N,$S($L(+X)<3:+X,1:+X\100)>12 K X Q
S X=$P(X,":",1)_$P(X,":",2),X1=X
I X'?4N S OK=1 D I 'OK K X Q
.I X'?1.4N1.2U S OK=0
.S:X<13 X=X*100 I X1["A" S:X>1259 OK=0 Q:'OK S X=$S(X=1200:2400,X>1159:X-1200,1:X)
.I X1'["A",X<1200,X1["P"!(X<600) S X=X+1200 I X<1300 S OK=0
I X>2400!('X&(X'="0000"))!(X#100>59) K X Q
S X1=+X I 'X1!(X1=1200)!(X1=2400) S X=$S(X1=1200:"NOON",1:"MID") Q
S X1=$S(X1>1259:X1-1200,1:X1),X1=$E("000",0,4-$L(X1))_X1_$S(X=2400:"A",X>1159:"P",1:"A")
I "00^15^30^45"'[$E(X1,3,4) K X Q
S X=$E(X1,1,2)_":"_$E(X1,3,5)
Q
;
CNV ; Convert Start/Stop to minutes
; X=start_"^"_stop Output: Y=start(min)_"^"_stop(min)
S CNX=X,X=$P(CNX,"^",1),Y=0 D MIL S Y=Y\100*60+(Y#100),$P(CNX,"^",1)=Y
S X=$P(CNX,"^",2),Y=1 D MIL S Y=Y\100*60+(Y#100)
S Y=$P(CNX,"^",1)_"^"_Y K CNX Q
;
MIL(X) ; $$(AM/PM time) -> military time
; X=time Y: 0=Mid=0,1=Mid=2400 Output: Y=time in 2400
N Y
I X="NOON" Q "1200"
I X="MID" Q "2400"
S Y=$P(X,":",1)_$P(X,":",2),Y=+Y
I X["A" Q Y
I Y<1200 S Y=Y+1200
Q Y
;
CONVERT(TIME,FROMZONE,TOZONE) ; $$(time,from timezone,to timezone) -> time
N TOFFSET,FOFFSET,DIFF
I '$L(TIME)!('$L(FROMZONE))!('$L(TOZONE)) Q TIME
S TOFFSET=$P($G(^FSC("TIMEZONE",+$O(^FSC("TIMEZONE","B",TOZONE,0)),0)),U,2)
S FOFFSET=$P($G(^FSC("TIMEZONE",+$O(^FSC("TIMEZONE","B",FROMZONE,0)),0)),U,2)
I 'TOFFSET Q TIME
I 'FOFFSET Q TIME
S DIFF=FOFFSET-TOFFSET
S TIME=TIME-(DIFF*100)
I $L(TIME)=3 S TIME="0"_TIME
Q TIME
;
HLP ; Time Help
W !?5,"Time may be entered as 8A or 8a, 8:00A, 8:15A, 8:15AM or military"
W !?5,"time: 0800, 1300; or MID or 12M for midnight; NOON or 12N for noon."
W !?5,"Time must be in quarter hours; e.g., 8A or 8:15A or 8:30A or 8:45A.",!
Q