VistA-FOIAVistA/r/KERNEL-XU-A4A7-USC-XG-XLF-X.../XUMFXHL7.m

114 lines
4.0 KiB
Mathematica

XUMFXHL7 ;BPFO/JRP - IEMM UTILTIES (CONT);7/29/2002
;;8.0;KERNEL;**299,407**;Jul 10, 1995;Build 8
;
;copied from SCMSVUT5
;
PARSE(INARR,OUTARR,SEP,SUB,MAX) ;Parse array into individual fields
;Input : INARR - Array containing data to parse (full global ref)
; INARR = First 245 characters of data
; INARR(1..n) = Continuation nodes
; OR
; INARR(x) = First 245 characters of data
; INARR(x,1..n) = Continuation nodes
; OUTARR - Array to put parsed data into (full global ref)
; SEP - Field separator (defaults to ^) (1 character)
; SUB - Starting subscript of OUTARR (defaults to 0)
; MAX - Maximum length of output node (defaults to 245)
;Output : None
; OUTARR(SUB) = First piece (MAX characters)
; OUTARR(SUB,1..n) = Continuation nodes
; OUTARR(SUB+X) = Xth piece (MAX characters)
; OUTARR(SUB+X,1..n) = Continuation nodes
;Notes : OUTARR is initialized (KILLed) on entry
; : Assumes that INARR and OUTARR are defined and valid
;
;Declare variables
N NODE,STOP,DATA,INFO,FLD,SEPCNT,CN,OUT,TMP,ROOT,OUTNODE
K @OUTARR
S SEP=$G(SEP) S SEP=$E(SEP,1) S:SEP="" SEP="^"
S SUB=+$G(SUB)
S MAX=+$G(MAX) S:'MAX MAX=245
S NODE=INARR
S INFO=$G(@NODE)
S ROOT=$$OREF^DILF(INARR)
S FLD=1
S SEPCNT=$L(INFO,SEP)
S STOP=0
S OUTNODE=$NA(@OUTARR@(SUB))
S CN=0
F S DATA=$P(INFO,SEP,FLD) D Q:STOP
.I FLD=SEPCNT D Q
..D ADDNODE
..S NODE=$Q(@NODE)
..I (NODE="")!(NODE'[ROOT) S STOP=1 Q
..S INFO=$G(@NODE)
..S SEPCNT=$L(INFO,SEP)
..S FLD=1
.D ADDNODE
.S SUB=SUB+1
.S CN=0
.S OUTNODE=$NA(@OUTARR@(SUB))
.S FLD=FLD+1
Q
ADDNODE ;Used by PARSE to add data to output node (handles continuation nodes)
S TMP=$G(@OUTNODE)
I ($L(TMP)+$L(DATA))<(MAX+1) S @OUTNODE=TMP_DATA Q
S @OUTNODE=TMP_$E(DATA,1,(MAX-$L(TMP)))
S CN=CN+1
S DATA=$E(DATA,(MAX-$L(TMP)+1),$L(DATA))
S OUTNODE=$NA(@OUTARR@(SUB,CN))
I DATA'="" D ADDNODE
Q
;
;
SEGPRSE(SEGMENT,OUTARR,FS,LENGTH) ;Parse HL7 segment by field separator
;Input : SEGMENT - Array containing HL7 segment to parse
; (full global ref)
; SEGMENT = First 245 characters of segment
; SEGMENT(1..n) = Continuation nodes
; OR
; SEGMENT(x) = First 245 characters of segment
; SEGMENT(x,1..n) = Continuation nodes
; OUTARR - Array to put parsed segment into (full global ref)
; FS - HL7 field separator (defaults to ^) (1 character)
;Output : None
; OUTARR(0) = Segment name
; OUTARR(seq#) = Data (first 245 characters)
; OUTARR(seq#,1..n) Continuation nodes
;Notes : OUTARR is initialized (KILLed) on entry
; : Assumes SEGMENT and OUTARR are defined and valid
;
S LENGTH=$S($G(LENGTH):LENGTH,1:245)
;
D PARSE($G(SEGMENT),$G(OUTARR),$G(FS),0,LENGTH)
Q
;
SEQPRSE(SEQDATA,OUTARR,ENCODE) ;Parse HL7 sequence by component
;Input : SEQDATA - Array containing seq to parse (full global ref)
; SEQDATA = First 245 characters of sequence
; SEQDATA(1..n) = Continuation nodes
; OR
; SEQDATA(x) = First 245 characters of sequence
; SEQDATA(x,1..n) = Continuation nodes
; OUTARR - Array to put parsed sequence into (full global ref)
; ENCODE - HL7 encoding characters (defaults to ~|\&) (4 chars)
;Output : None
; OUTARR(rep#,comp#) = Data (first 245 characters)
; OUTARR(rep#,comp#,1..n) = Continuation nodes
;Notes : OUTARR is initialized (KILLed) on entry
; : Assumes SEQDATA and OUTARR are defined and valid
;
;Declare variables
N RS,CS,INFO,DATA,REP,COMP
S ENCODE=$G(ENCODE,"~|\&")
S ENCODE=$E(ENCODE,1,4) S:$L(ENCODE)'=4 ENCODE="~|\&"
S CS=$E(ENCODE,1)
S RS=$E(ENCODE,2)
S INFO=$NA(^TMP("XUMFXHL7",$J,"SEQPRSE"))
D PARSE($G(SEQDATA),INFO,RS,1,245)
S REP=0
F S REP=+$O(@INFO@(REP)) Q:'REP D PARSE($NA(@INFO@(REP)),$NA(@OUTARR@(REP)),CS,1,245)
K @INFO
Q