VistA-WorldVistAEHR/r/HEALTH_LEVEL_SEVEN-HL/HLOF777.m

106 lines
3.8 KiB
Mathematica

HLOF777 ;ALB/CJM-HL7 - API'S for saving data to file 777 ;02/04/2004
;;1.6;HEALTH LEVEL SEVEN;**126**;Oct 13, 1995
;
SAVEMSG(HLMSTATE) ;
;If a record has not yet been created in file 777, then it will be created. Otherwise, it just stores the segments not yet stored.
;Input:
; HLMSTATE (pass by reference) - contains information about the message
; These subscripts must be defined:
; ("BATCH")=1 if batch, 0 otherwise
; ("BODY")=ien file 777
; ("UNSTORED LINES") - count of lines to be stored. The lines are stored at a lower subscript <message#>,<segment#>,<line#>
;Output:
; HLMSTATE("UNSTORED LINES")-set to 0
;
;if the record has not been created yet,then create it
I 'HLMSTATE("BODY"),'$$NEW(.HLMSTATE) Q 0
;
;any segments to store to disk?
Q:'HLMSTATE("UNSTORED LINES") HLMSTATE("BODY")
;
I 'HLMSTATE("BATCH") D
.N ARY,SEG,LINE
.S ARY="^HLA("_HLMSTATE("BODY")_",1)"
.S SEG=0
.F S SEG=$O(HLMSTATE("UNSTORED LINES",1,SEG)) Q:'SEG D
..S LINE=0
..F S LINE=$O(HLMSTATE("UNSTORED LINES",1,SEG,LINE)) Q:'LINE S @ARY@(LINE,0)=HLMSTATE("UNSTORED LINES",1,SEG,LINE)
.;
I HLMSTATE("BATCH") D
.;NOTE: will not store any segments that come before the first MSH!
.N MSG S MSG=0
.F S MSG=$O(HLMSTATE("UNSTORED LINES",MSG)) Q:'MSG D
..N ARY,SEG,LINE
..S ARY="^HLA("_HLMSTATE("BODY")_",2,"_MSG_")"
..;
..;if starting a new message, add its 0 node. The message type and event are stored in HLMSTATE("UNSTORED LINES",MSG)
..I '$D(@ARY@(0)) D
...S @ARY@(0)=MSG_"^"_$G(HLMSTATE("UNSTORED LINES",MSG))
...;
...S ^HLA(HLMSTATE("BODY"),2,"B",MSG,MSG)=""
..;
..S SEG=0
..F S SEG=$O(HLMSTATE("UNSTORED LINES",MSG,SEG)) Q:'SEG D
...S LINE=0
...F S LINE=$O(HLMSTATE("UNSTORED LINES",MSG,SEG,LINE)) Q:'LINE S @ARY@(1,LINE,0)=HLMSTATE("UNSTORED LINES",MSG,SEG,LINE)
;
;clear the cache
K HLMSTATE("UNSTORED LINES")
S HLMSTATE("UNSTORED LINES")=0
;S:HLMSTATE("BATCH") HLMSTATE("BATCH","CURRENT MESSAGE")=0
Q HLMSTATE("BODY")
;
NEW(HLMSTATE) ;
;This function creates a new entry in file 777.
;Input:
; HLMSTATE (required, pass by reference) These subscripts are expected:
; "DIRECTION"
; "DT/TM" (optional, $$NOW used as default)
; "BATCH"
; "HDR","ENCODING CHARACTERS"
; "HDR","EVENT"
; "HDR","FIELD SEPARATOR"
; "HDR","MESSAGE TYPE"
; "HDR","VERSION"
;
;Output - the function returns the ien of the newly created record
;
N IEN,TIME,NODE
S IEN=$$NEWIEN(HLMSTATE("DIRECTION"),$$TCP^HLOF778A)
Q:'IEN 0
K ^HLA(IEN)
S HLMSTATE("DT/TM CREATED")=$S($G(HLMSTATE("DT/TM")):HLMSTATE("DT/TM"),1:$$NOW^XLFDT)
;
S NODE=HLMSTATE("DT/TM CREATED")_"^"_HLMSTATE("BATCH")_"^^^"_$G(HLMSTATE("HDR","VERSION"))
I 'HLMSTATE("BATCH") S $P(NODE,"^",3)=HLMSTATE("HDR","MESSAGE TYPE"),$P(NODE,"^",4)=HLMSTATE("HDR","EVENT")
S $P(NODE,"^",20)=HLMSTATE("HDR","FIELD SEPARATOR")_HLMSTATE("HDR","ENCODING CHARACTERS")
S ^HLA(IEN,0)=NODE
;
;for incoming msgs, set the "B" xref later
S:HLMSTATE("DIRECTION")="OUT" ^HLA("B",HLMSTATE("DT/TM CREATED"),IEN)=""
;
S HLMSTATE("BODY")=IEN
Q IEN
;
NEWIEN(DIR,TCP) ;
;This function uses a counter to get the next available ien for file 777. There are 3 different counters, each assigned a specific number range, selected via the input parameters. It does not create a record.
;Inputs:
; DIR = "IN" or "OUT" (required)
; TCP = 1,0 (optional)
;Output - the function returns the next available ien. Several counters are used:
; <"OUT">
; <"IN","TCP">
; <"IN","NOT TCP">
;
N IEN,COUNTER
S:DIR="IN" COUNTER=$NA(^HLC("FILE777",DIR,$S(+$G(TCP):"TCP",1:"NOT TCP")))
S:DIR="OUT" COUNTER=$NA(^HLC("FILE777",DIR))
AGAIN ;
S IEN=$$INC^HLOSITE(COUNTER,1)
I IEN>100000000000 D
.L +@COUNTER:200
.I $T,@COUNTER>100000000000 S @COUNTER=1,IEN=1
.L -@COUNTER
I IEN>100000000000 G AGAIN
Q (IEN+$S(DIR="OUT":0,+$G(TCP):100000000000,1:200000000000))