| 1 | HLMA ;AISC/SAW-Message Administration Module ;10/25/2006
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| 2 | ;;1.6;HEALTH LEVEL SEVEN;**19,43,58,63,66,82,91,109,115,133,132**;Oct 13, 1995;Build 6
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| 3 | ;Per VHA Directive 2004-038, this routine should not be modified.
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| 4 | GENERATE(HLEID,HLARYTYP,HLFORMAT,HLRESLT,HLMTIEN,HLP) ;
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| 5 | ;Entry point to generate a deferred message
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| 6 | ;
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| 7 | ;This is a subroutine call with parameter passing. It returns a
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| 8 | ;value in the variable HLRESLT with 1 to 3 pieces separated by uparrows
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| 9 | ;as follows: 1st message ID^error code^error description
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| 10 | ;If no error occurs, only the first piece is returned equal to a unique
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| 11 | ;ID for the 1st message. If message was sent to more than 1 subscriber
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| 12 | ;than the other message IDs will be in the array HLRESLT(n)=ID
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| 13 | ;Otherwise, three pieces are returned with the
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| 14 | ;first piece equal to the message ID, if one was assigned, otherwise 0
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| 15 | ;
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| 16 | ;Required Input Parameters
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| 17 | ; HLEID = Name or IEN of event driver protocol in the Protocol file
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| 18 | ; HLARYTYP = Array type. One of the following codes:
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| 19 | ; LM = local array containing a single message
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| 20 | ; LB = local array containig a batch of messages
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| 21 | ; GM = global array containing a single message
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| 22 | ; GB = global array containing a batch of messages
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| 23 | ; HLFORMAT = Format of array, 1 for pre-formatted in HL7 format,
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| 24 | ; otherwise 0
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| 25 | ;NOTE: The parameter HLRESLT must be passed by reference
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| 26 | ; HLRESLT = The variable that will be returned to the calling
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| 27 | ; application as descibed above
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| 28 | ;Optional Parameters
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| 29 | ; HLMTIEN = IEN of entry in Message Text file where the message
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| 30 | ; being generated is to be stored. This parameter is
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| 31 | ; only passed for a batch type message
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| 32 | ;NOTE: The parameter HLP used for the following parameters must be
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| 33 | ; passed by reference
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| 34 | ; HLP("SECURITY") = A 1 to 40 character string
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| 35 | ; HLP("CONTPTR") = Continuation pointer, a 1 to 180 character string
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| 36 | ; HLP("NAMESPACE") = Passed in by application namespace - HL*1.6*91
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| 37 | ; HLP("EXLCLUDE SUBSCRIBER",<n=1,2,3...>)=<subsciber protocol ien> - A list of protocols to dynamically drop from the event protocol's subscriber multiple.
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| 38 | ;
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| 39 | ;can't have link open when generating new message
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| 40 | N HLTCP,HLTCPO,HLPRIO,HLMIDAR
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| 41 | S HLPRIO="D"
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| 42 | S HLRESLT=""
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| 43 | ;Check for required parameters
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| 44 | CONT I $G(HLEID)']""!($G(HLARYTYP)']"")!($G(HLFORMAT)']"") S HLRESLT="0^7^"_$G(^HL(771.7,7,0))_" at GENERATE^HLMA entry point" G EXIT
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| 45 | I 'HLEID S HLEID=$O(^ORD(101,"B",HLEID,0)) I 'HLEID S HLRESLT="0^1^"_$G(^HL(771.7,1,0)) G EXIT
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| 46 | N HLRESLT1,HLRESLTA S (HLRESLTA,HLRESLT1)=""
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| 47 | I "GL"'[$E(HLARYTYP) S HLRESLT="0^4^"_$G(^HL(771.7,4,0)) G EXIT
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| 48 | I $L($G(HLP("SECURITY")))>40 S HLRESLT="0^6^"_$G(^HL(771.7,6,0)) G EXIT
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| 49 | I $L($G(HLP("CONTPTR")))>180 S HLRESLT="0^11^"_$G(^HL(771.7,11,0)) G EXIT
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| 50 | I $D(HLL("LINKS")) D G:$G(HLRESLT)]"" EXIT
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| 51 | . N I,HLPNAM,HLPIEN,HLLNAM,HLLIEN
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| 52 | . S I=0
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| 53 | . F S I=$O(HLL("LINKS",I)) Q:'I D Q:$G(HLRESLT)]""
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| 54 | . . S HLPNAM=$P(HLL("LINKS",I),U)
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| 55 | . . S HLPIEN=+$O(^ORD(101,"B",HLPNAM,0))
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| 56 | . . I $P($G(^ORD(101,HLPIEN,0)),U,4)'="S" S HLRESLT="0^15^Invalid Subscriber Protocol in HLL('LINKS'): "_HLL("LINKS",I) Q
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| 57 | . . S HLLNAM=$P(HLL("LINKS",I),U,2)
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| 58 | . . S HLLIEN=+$O(^HLCS(870,"B",HLLNAM,0))
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| 59 | . . I '$D(^HLCS(870,HLLIEN,0)) S HLRESLT="0^15^Invalid HL Node in HLL('LINKS'): "_HLL("LINKS",I) Q
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| 60 | ;Extract data from Protocol file
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| 61 | D EVENT^HLUTIL1(HLEID,"15,20,771",.HLN)
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| 62 | S HLENROU=$G(HLN(20)),HLEXROU=$G(HLN(15))
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| 63 | S HLP("GROUTINE")=$G(HLN(771)) K HLN I HLP("GROUTINE")']"",'HLFORMAT S HLRESLT="0^3^"_$G(^HL(771.7,3,0)) G EXIT
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| 64 | ;Create message ID and Message Text IEN if Message Text IEN not
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| 65 | ;previously created ('$G(HLMTIEN))
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| 66 | I '$G(HLMTIEN) D CREATE^HLTF(.HLMID,.HLMTIEN,.HLDT,.HLDT1)
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| 67 | ;Get message ID if Message Text IEN already created
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| 68 | I '$G(HLMID) D
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| 69 | .S HLDT=$G(^HL(772,HLMTIEN,0)),HLMID=$P(HLDT,"^",6),HLDT=+HLDT
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| 70 | .S HLDT1=$$HLDATE^HLFNC(HLDT)
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| 71 | S HLMIDAR=0,HLRESLT=HLMID,HLP("DT")=HLDT,HLP("DTM")=HLDT1
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| 72 | ;Execute entry action for event driver protocol
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| 73 | I HLENROU]"" X HLENROU
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| 74 | ;Invoke transaction processor
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| 75 | K HLDT,HLDT1,HLENROU
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| 76 | D GENERATE^HLTP(HLMID,HLMTIEN,HLEID,HLARYTYP,HLFORMAT,.HLRESLT1,.HLP)
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| 77 | ;HLMIDAR is array of message IDs, only set for broadcast messages
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| 78 | I HLMIDAR K HLMIDAR("N") M HLRESLT=HLMIDAR
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| 79 | S HLRESLT=HLRESLT_"^"_HLRESLT1
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| 80 | ;Execute exit action for event driver protocol
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| 81 | I HLEXROU]"" X HLEXROU
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| 82 | EXIT ;Update status if Message Text file entry has been created
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| 83 | K HLTCP
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| 84 | I $D(HLMTIEN) D STATUS^HLTF0(HLMTIEN,$S($P(HLRESLT,"^",2):4,1:3),$S($P(HLRESLT,"^",2):$P(HLRESLT,"^",2),1:""),$S($P(HLRESLT,"^",2):$P(HLRESLT,"^",3),1:""))
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| 85 | K HLDT,HLDT1,HLMID,HLRESLT1,HLENROU,HLEXROU
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| 86 | Q
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| 87 | DIRECT(HLEID,HLARYTYP,HLFORMAT,HLRESLT,HLMTIENO,HLP) ;
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| 88 | ;Entry point to generate an immediate message, must be TCP Logical Link
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| 89 | ;Input:
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| 90 | ; The same as GENERATE,with one additional subscript to the HLP input array:
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| 91 | ;
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| 92 | ; HLP("OPEN TIMEOUT") (optional, pass by reference) a number between
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| 93 | ; 1 and 120 that specifies how many seconds the DIRECT CONNECT should
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| 94 | ; try to open a connection before failing. It is killed upon completion.
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| 95 | ;
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| 96 | N HLTCP,HLTCPO,HLPRIO,HLSAN,HLN,HLMIDAR,HLMTIENR,ZMID,HLDIRECT
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| 97 | S HLRESLT=""
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| 98 | ;HLMTIENO=ien passed in, batch message
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| 99 | S HLMTIEN=$G(HLMTIENO)
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| 100 | I $G(HLP("OPEN TIMEOUT")),((HLP("OPEN TIMEOUT")\1)'=+HLP("OPEN TIMEOUT"))!HLP("OPEN TIMEOUT")>120 Q "0^4^INVALID OPEN TIMEOUT PARAMETER"
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| 101 | I $G(HLP("OPEN TIMEOUT")) D
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| 102 | .S HLDIRECT("OPEN TIMEOUT")=HLP("OPEN TIMEOUT")
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| 103 | .K HLP("OPEN TIMEOUT")
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| 104 | K HL,HLMTIENO
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| 105 | D INIT^HLFNC2(HLEID,.HL)
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| 106 | I $G(HL) S HLRESLT="0^"_HL Q
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| 107 | S HLPRIO="I" D CONT
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| 108 | ;HLMTIENO=original msg. ien in file 772, HLMTIENR=response ien set in HLMA2
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| 109 | S HLMTIENO=HLMTIEN,HLMTIEN=$G(HLMTIENR)
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| 110 | ;Set special HL variables
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| 111 | S HLQUIT=0,HLNODE="",HLNEXT="D HLNEXT^HLCSUTL"
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| 112 | Q
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| 113 | ;
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| 114 | CLOSE(LOGLINK) ;close connection that was open in tag DIRECT
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| 115 | Q
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| 116 | PING ;ping another VAMC to test Link
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| 117 | ;set HLQUIET =1 to skip writes
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| 118 | ;look for HLTPUT to get turnaround time over network.
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| 119 | N DA,DIC,HLDP,HLDPNM,HLDPDM,HLCSOUT,HLDBSIZE,HLDREAD,HLOS,HLTCPADD,HLTCPCS,HLTCPLNK,HLTCPORT,HLTCPRET,HLCSFAIL,HLPARAM
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| 120 | N HCS,HCSCMD,HLCS,HCSDAT,HCSER,HCSEXIT,HCSTRACE,HLDT1,HLDRETR,HLRETRA,HLDBACK,HLDWAIT,HLTCPCS,INPUT,OUTPUT,POP,X,Y,HLX1,HLX2
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| 121 | S HLQUIET=$G(HLQUIET)
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| 122 | S HLCS="",HCSTRACE="C: ",POP=1,INPUT="INPUT",OUTPUT="OUTPUT"
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| 123 | S DIC="^HLCS(870,",DIC(0)="QEAMZ"
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| 124 | D ^DIC Q:Y<0
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| 125 | S HLDP=+Y,HLDPNM=Y(0,0),HLDPDM=$P($$PARAM^HLCS2,U,2)
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| 126 | ;I $P($G(^HLCS(870,HLDP,400)),U)="" W !,"Missing IP Address" Q
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| 127 | D SETUP^HLCSAC G:HLCS PINGQ
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| 128 | ;PING header=MSH^PING^domain^PING^logical link^datetime
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| 129 | S INPUT(1)="MSH^PING^"_HLDPDM_"^PING^"_HLDPNM_"^"_$$HTE^XLFDT($H)
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| 130 | D OPEN^HLCSAC
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| 131 | I HLCS D DNS G:HLCS PINGQ
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| 132 | D
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| 133 | . N $ETRAP,$ESTACK S $ETRAP="D PINGERR^HLMA"
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| 134 | . ;non-standard HL7 header; start block,header,end block
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| 135 | . S HLX1=$H
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| 136 | . W $C(11)_INPUT(1)_$C(28)_$C(13),! ;HL*1.6*115, restored ! char
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| 137 | . ;read response
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| 138 | . R X:HLDREAD
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| 139 | . S HLX2=$H
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| 140 | . S X=$P(X,$C(28)),HLCS=$S(X=INPUT(1):"PING worked",X="":"No response",1:"Incorrect response")
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| 141 | . ;Get roundtrip time
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| 142 | . K HLTPUT I X]"" S HLTPUT=$$HDIFF^XLFDT(HLX2,HLX1,2)
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| 143 | D CLOSE^%ZISTCP
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| 144 | PINGQ ;write back status and quit
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| 145 | I 'HLQUIET W !,HLCS,!
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| 146 | Q
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| 147 | PINGERR ;process errors from PING
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| 148 | S $ETRAP="G UNWIND^%ZTER",HLCS="-1^Error"
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| 149 | ;I $ZE["READ" S HLCS="-1^Error during read"
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| 150 | ;I $ZE["WRITE" S HLCS="-1^Error during write"
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| 151 | ; HL*1.6*115, SACC compliance
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| 152 | I $$EC^%ZOSV["READ" S HLCS="-1^Error during read"
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| 153 | I $$EC^%ZOSV["WRITE" S HLCS="-1^Error during write"
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| 154 | G UNWIND^%ZTER
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| 155 | DNS ;
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| 156 | ;openfail-try DNS lookup-Link must contain point to Domain Name
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| 157 | S POP=$G(POP)
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| 158 | S HLQUIET=$G(HLQUIET)
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| 159 | I 'HLQUIET W !,"Calling DNS"
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| 160 | N HLDOM,HLIP S HLCS=""
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| 161 | S HLDOM=$P(^HLCS(870,HLDP,0),U,7)
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| 162 | I 'HLDOM,'HLQUIET W !,"Domain Unknown" Q
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| 163 | I HLDOM S HLDOM=$P(^DIC(4.2,HLDOM,0),U)
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| 164 | I HLDOM]"" D Q:'POP
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| 165 | . I HLDOM["VA.GOV"&(HLDOM'[".MED.") S HLDOM=$P(HLDOM,".VA.GOV")_".MED.VA.GOV"
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| 166 | . I HLTCPORT=5000 S HLDOM="HL7."_HLDOM
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| 167 | . I HLTCPORT=5500 S HLDOM="MPI."_HLDOM
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| 168 | . I 'HLQUIET W !,"Domain, "_HLDOM
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| 169 | . I 'HLQUIET W !,"Port: ",HLTCPORT
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| 170 | . S HLIP=$$ADDRESS^XLFNSLK(HLDOM)
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| 171 | . I HLIP]"",'HLQUIET W !,"DNS Returned: ",HLIP
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| 172 | . I HLIP]"" D
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| 173 | . . ;If more than one IP returned, try each, cache successful open
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| 174 | . . N HLI,HLJ,HLIP1
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| 175 | . . F HLJ=1:1:$L(HLIP,",") D Q:'POP
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| 176 | . . . S HLIP1=$P(HLIP,",",HLJ)
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| 177 | . . . F HLI=1:1:HLDRETR W:'HLQUIET !,"Trying ",HLIP1 D CALL^%ZISTCP(HLIP1,HLTCPORT,1) Q:'POP
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| 178 | . . . I 'POP S $P(^HLCS(870,HLDP,400),U)=HLIP1
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| 179 | . . . U IO
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| 180 | I POP S HLCS="-1^DNS Lookup Failed"
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