| 1 | LA7HL7 ;DALISC/JRR - Main Driver for incoming HL7 messages ; 12/3/1997 | 
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| 2 | ;;5.2;LAB MESSAGING;**17,27**;Sep 27, 1994 | 
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| 3 | ;This routine is not meant to be invoked by name | 
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| 4 | QUIT | 
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| 5 | ;This routine is called by the HL7 package V1.5 to process | 
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| 6 | ;incoming HL7 messages.  Expected variables are those | 
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| 7 | ;documented in the HL7 package documentation.  The line | 
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| 8 | ;tag is called if it is entered into the PROCESSING ROUTINE | 
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| 9 | ;field in the HL7 SEGMENT NAME file (771.3).  Each 'message | 
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| 10 | ;type' is processed at the line tag of the same name. | 
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| 11 | ; | 
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| 12 | ORU ;Process incoming ORU | 
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| 13 | N X,Y | 
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| 14 | S LA7TYPE="HL7" | 
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| 15 | S LA7MSH=$G(^HL(772,HLDA,"IN",1,0)) | 
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| 16 | I LA7MSH="" D REJECT("no MSH in 772") G EXIT | 
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| 17 | S LA7FS=$E(LA7MSH,4) | 
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| 18 | S LA7CFIG="" | 
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| 19 | F LA7=3:1:6 S LA7CFIG=LA7CFIG_$P(LA7MSH,LA7FS,LA7) | 
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| 20 | S X=LA7CFIG X ^%ZOSF("LPC") | 
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| 21 | S LA76248=$O(^LAHM(62.48,"C",$E(LA7CFIG,1,27)_Y,0)) | 
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| 22 | I 'LA76248 D  GOTO EXIT | 
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| 23 | . D CREATE^LA7LOG(1) D REJECT("no config in 62.48") | 
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| 24 | I '$P($G(^LAHM(62.48,LA76248,0)),"^",3) D  GOTO EXIT | 
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| 25 | . D CREATE^LA7LOG(3) D REJECT("config is inactive") | 
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| 26 | ORUPUT ;store incoming message in ^LAHM(62.49, | 
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| 27 | S LA7DTIM=$$NOW^XLFDT | 
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| 28 | ;create a new entry in the queue file | 
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| 29 | L +^LAHM(62.49,0):99999 Q:'$T  ; Lock zeroth node of file. | 
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| 30 | F X=$P(^LAHM(62.49,0),"^",3):1 Q:'$D(^LAHM(62.49,X)) | 
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| 31 | S LA76249=X | 
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| 32 | L +^LAHM(62.49,LA76249):99999 I '$T L -^LAHM(62.49,0) Q  ; Lock entry in file 62.49. | 
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| 33 | K DD,DO | 
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| 34 | S DIC="^LAHM(62.49,",DIC(0)="LF" | 
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| 35 | S DINUM=X | 
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| 36 | S DIC("DR")="1////I;3////3;4////"_LA7DTIM_";.5////"_LA76248 | 
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| 37 | S DIC("DR")=DIC("DR")_";2////Q" | 
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| 38 | DO FILE^DICN | 
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| 39 | L -^LAHM(62.49,0) ; Release lock on zeroth node. | 
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| 40 | ;convert field separators to up arrows so can store in fileman global | 
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| 41 | I LA7FS'="^" S LA7MSH=$TR(LA7MSH,"^"," "),LA7MSH=$TR(LA7MSH,LA7FS,"^") | 
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| 42 | S ^LAHM(62.49,LA76249,100)=LA7MSH ;each field in header is field in file | 
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| 43 | ;move message from HL7 global to Lab global | 
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| 44 | S LA71=0 | 
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| 45 | F LA7=0:0 S LA7=$O(^HL(772,HLDA,"IN",LA7)) Q:'LA7  D | 
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| 46 | . S LA71=LA7 ;number of records in multiple | 
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| 47 | . S ^LAHM(62.49,LA76249,150,LA7,0)=^HL(772,HLDA,"IN",LA7,0) | 
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| 48 | S ^LAHM(62.49,LA76249,150,0)="^^"_LA71_"^"_LA71_"^"_DT | 
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| 49 | L -^LAHM(62.49,LA76249) ; Release lock on entry in file 62.49 (used by LA7UIIN to know when message is complete). | 
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| 50 | S HLSDATA(2)="MSA"_HLFS_"AA"_HLFS_HLMID ;HL7 returns this as ack | 
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| 51 | ; | 
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| 52 | I '$D(^LAHM(62.48,LA76248,1)) D CREATE^LA7LOG(5) | 
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| 53 | I $D(^LAHM(62.48,LA76248,1)) X ^(1) ;run processing routine | 
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| 54 | ; | 
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| 55 | EXIT K %,%H,%I,DIC,DINUM,DTOUT,DUOUT,LA7,LA71,LA76248,LA76249,LA7AR | 
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| 56 | K LA7CFIG,LA7DTIM,LA7FS,LA7MSH,LA7TYPE,X,Y | 
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| 57 | QUIT  ;return control to HLCHK which will send MSA | 
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| 58 | ; | 
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| 59 | REJECT(LA7AR) ;build a reject segment if the incoming message | 
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| 60 | ;could not be processed.  After calling this line tag, the | 
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| 61 | ;routine should quit and return control to HLCHK which will | 
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| 62 | ;send the MSA to the sending system.  Setting HLSDATA(2) | 
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| 63 | ;conforms to HL7 package rules for acknowledgements | 
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| 64 | ;LA7AR is a free text string that is included in the reject | 
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| 65 | ;message for debugging purposes. | 
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| 66 | S HLSDATA(2)="MSA"_HLFS_"AR"_HLFS_HLMID_HLFS_LA7AR | 
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| 67 | QUIT  ;quit REJECT | 
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| 68 | ; | 
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| 69 | Z ;LA7HL7 ;DALISC/JRR - Main Driver for incoming HL7 message | 
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