| 1 | MAGDHRS1 ;WOIFO/PMK - Read HL7 and generate DICOM ; 08/20/2004  08:27 | 
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| 2 | ;;3.0;IMAGING;**11,30**;16-September-2004 | 
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| 3 | ;; +---------------------------------------------------------------+ | 
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| 4 | ;; | Property of the US Government.                                | | 
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| 5 | ;; | No permission to copy or redistribute this software is given. | | 
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| 6 | ;; | Use of unreleased versions of this software requires the user | | 
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| 7 | ;; | to execute a written test agreement with the VistA Imaging    | | 
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| 8 | ;; | Development Office of the Department of Veterans Affairs,     | | 
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| 9 | ;; | telephone (301) 734-0100.                                     | | 
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| 10 | ;; |                                                               | | 
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| 11 | ;; | The Food and Drug Administration classifies this software as  | | 
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| 12 | ;; | a medical device.  As such, it may not be changed in any way. | | 
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| 13 | ;; | Modifications to this software may result in an adulterated   | | 
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| 14 | ;; | medical device under 21CFR820, the use of which is considered | | 
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| 15 | ;; | to be a violation of US Federal Statutes.                     | | 
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| 16 | ;; +---------------------------------------------------------------+ | 
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| 17 | ;; | 
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| 18 | Q | 
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| 19 | ; M-to-M Broker Server | 
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| 20 | ; | 
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| 21 | ENTRY(RESULT,REQUEST) ; RPC = MAG DICOM TEXT PROCESSING | 
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| 22 | N HIT ;------ indicates that the requested HL7 message exists | 
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| 23 | N HL7MSGNO ;- number of HL7 message | 
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| 24 | N ITIMEOUT ;- second counter incremented up to TIMEOUT | 
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| 25 | N SEGCOUNT ;- count of segments in the HL7 message | 
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| 26 | N TIMEOUT ;-- number of seconds to wait before returning void | 
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| 27 | N WAIT ;----- number of seconds to wait for an HL7 message | 
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| 28 | N I,J,X,Y,Z ;---- working variables | 
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| 29 | ; | 
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| 30 | K RESULT | 
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| 31 | ; | 
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| 32 | S WAIT=200 ; Time-out period for incomplete message | 
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| 33 | ; (30 seconds was not enough in Amarillo) | 
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| 34 | ; | 
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| 35 | S HL7MSGNO=+$P(REQUEST(2),"|",1),TIMEOUT=$P(REQUEST(2),"|",2) | 
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| 36 | D:'$D(^MAGDHL7(2006.5,HL7MSGNO)) | 
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| 37 | . S I=$O(^MAGDHL7(2006.5,HL7MSGNO)) Q:'I | 
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| 38 | . S HL7MSGNO=I | 
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| 39 | . Q | 
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| 40 | ; | 
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| 41 | ; wait for HL7 message to be generated | 
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| 42 | S HIT=0 F  D  Q:HIT  S TIMEOUT=TIMEOUT-1 Q:TIMEOUT<0  H 1 | 
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| 43 | . I $D(^MAGDHL7(2006.5,HL7MSGNO)) S HIT=1 | 
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| 44 | . Q | 
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| 45 | ; | 
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| 46 | I HIT D | 
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| 47 | . I $$WAIT(0,WAIT) Q | 
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| 48 | . S SEGCOUNT=$P(^MAGDHL7(2006.5,HL7MSGNO,1,0),"^",3) | 
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| 49 | . S RESULT(1)=HL7MSGNO | 
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| 50 | . S RESULT(2)=^MAGDHL7(2006.5,HL7MSGNO,0) | 
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| 51 | . S RESULT(3)=^MAGDHL7(2006.5,HL7MSGNO,1,0) | 
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| 52 | . F I=1:1:SEGCOUNT D | 
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| 53 | . . I $$WAIT(I,WAIT) S I=999999 Q | 
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| 54 | . . S (X,Y)=^MAGDHL7(2006.5,HL7MSGNO,1,I,0) | 
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| 55 | . . D:$TR($T(+2^XWBVLL),",","*")'["*34*" | 
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| 56 | . . . N E,J | 
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| 57 | . . . S Y="" F J=1:1:$L(X) S E=$E(X,J),Y=Y_$S(E="<":"<",E=">":">",E="&":"&",E="""":""",1:E) | 
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| 58 | . . . Q | 
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| 59 | . . S RESULT(I+3)=Y | 
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| 60 | . . Q | 
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| 61 | . Q | 
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| 62 | E  S RESULT(1)="" | 
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| 63 | Q | 
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| 64 | ; | 
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| 65 | WAIT(I,WAIT) ; wait for node to be written | 
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| 66 | N JTIMEOUT | 
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| 67 | F JTIMEOUT=1:1:WAIT Q:$D(^MAGDHL7(2006.5,HL7MSGNO,1,I))  H 1 | 
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| 68 | I JTIMEOUT=WAIT D  Q 1 | 
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| 69 | . ; an error occurred during the waiting | 
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| 70 | . K RESULT | 
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| 71 | . S RESULT(1)="-1 ^MAGDHL7(2006.5,"_HL7MSGNO_","_I_",...) is incomplete" | 
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| 72 | . Q | 
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| 73 | Q 0 | 
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