| 1 | HLOAPI3 ;ALB/CJM-HL7 - Developer API's for sending application acks ;03/13/2007
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| 2 |  ;;1.6;HEALTH LEVEL SEVEN;**126,133,134**;Oct 13, 1995;Build 30
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| 3 |  ;Per VHA Directive 2004-038, this routine should not be modified.
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| 4 |  ;
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| 5 | BATCHACK(HLMSTATE,PARMS,ACK,ERROR) ;Starts a batch message that is the response to a batch message. Individual acks are placed in the batch by calling $$ADDACK.
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| 6 |  ;$$SENDACK^HLOAPI2 must be called when the batch of acks is complete. The return destination is determined automatically from the original message.
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| 7 |  ;
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| 8 |  ;Input:
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| 9 |  ;  HLMSTATE (pass by reference, required) the array obtained by calling $$STARTMSG^HLOPRS when parsing the original message 
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| 10 |  ;  PARMS (optional, pass by reference) These subscripts may be defined:
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| 11 |  ;    "ACCEPT ACK RESPONSE")=<tag^routine> to call when the commit ack is received (optional)
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| 12 |  ;    "ACCEPT ACK TYPE") = <AL,NE> (optional, defaults to AL)
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| 13 |  ;    "COUNTRY") - a 3 character country code from the HL7 standard table (optional)
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| 14 |  ;     "ENCODING CHARACTERS" - the 4 HL7 encoding characters (optional,defaults to "^~\&"
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| 15 |  ;    "FAILURE RESPONSE" (optional) the <tag>^<routine> that the sending application routine should execute if the transmission of the message fails, i.e., the message can not be sent or a requested commit ack is not received.
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| 16 |  ;     "FIELD SEPARATOR" - the field separator (optional, defaults to "|")
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| 17 |  ;     "QUEUE" (optional) An application can name a private queue (a string under 20 characters, namespaced). The default is the name of the queue of the original message
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| 18 |  ;     "SECURITY" - security information to include in the header segment, SEQ 8 (optional)
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| 19 |  ;    "VERSION" - the HL7 Version ID (optional, defaults to 2.4)
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| 20 |  ;Output:
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| 21 |  ;  Function returns 1 on success, 0 on failure
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| 22 |  ;  PARMS - left undefined upon completion
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| 23 |  ;  ACK (pass by reference, required) the batch acknowledgment message being built.
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| 24 |  ;  ERROR (pass by reference) error message
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| 25 |  N I,TOLINK,SUCCESS
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| 26 |  S SUCCESS=0
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| 27 |  ;
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| 28 |  D
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| 29 |  .N PORT
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| 30 |  .I '$G(HLMSTATE("IEN")) S ERROR="ORIGINAL MESSAGE TO ACKNOWLEDGMENT IS NOT IDENTIFIED" Q
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| 31 |  .;if the return link can not be determined, the HL Logical Link file has a problem
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| 32 |  .S TOLINK=$$ACKLINK^HLOAPI2(.HLMSTATE)
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| 33 |  .I TOLINK="" S ERROR="TRANSMISSION LINK FOR APPLICATION ACK CANNOT BE DETERMINED" Q
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| 34 |  .S PORT=$P(HLMSTATE("HDR","SENDING FACILITY",2),":",2)
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| 35 |  .I 'PORT S PORT=$$PORT2^HLOTLNK(TOLINK)
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| 36 |  .;
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| 37 |  .I $$NEWBATCH^HLOAPI(.PARMS,.ACK)  ;can't fail!
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| 38 |  .S ACK("STATUS","QUEUE")=$G(PARMS("QUEUE"),$G(HLMSTATE("STATUS","QUEUE")))
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| 39 |  .S ACK("STATUS","PORT")=PORT
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| 40 |  .S ACK("HDR","SECURITY")=$G(PARMS("SECURITY"))
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| 41 |  .S ACK("HDR","SENDING APPLICATION")=$G(HLMSTATE("HDR","RECEIVING APPLICATION"))
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| 42 |  .S ACK("HDR","RECEIVING APPLICATION")=$G(HLMSTATE("HDR","SENDING APPLICATION"))
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| 43 |  .F I=1:1:3 S ACK("HDR","RECEIVING FACILITY",I)=$G(HLMSTATE("HDR","SENDING FACILITY",I))
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| 44 |  .S ACK("HDR","APP ACK TYPE")="NE"
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| 45 |  .S ACK("HDR","ACCEPT ACK TYPE")=$G(PARMS("ACCEPT ACK TYPE"),"AL")
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| 46 |  .S ACK("ACK TO")=$G(HLMSTATE("HDR","BATCH CONTROL ID"))
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| 47 |  .S ACK("ACK TO","IEN")=HLMSTATE("IEN")
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| 48 |  .S ACK("ACK TO","BODY")=$G(HLMSTATE("BODY"))
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| 49 |  .S ACK("STATUS","LINK NAME")=TOLINK
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| 50 |  .S ACK("LINE COUNT")=0
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| 51 |  .S SUCCESS=1
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| 52 |  K PARMS
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| 53 |  Q SUCCESS
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| 54 |  ;
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| 55 | ADDACK(ACK,PARMS,ERROR) ;This API adds an application acknowledgment to a batch
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| 56 |  ;of acknowledgments that was started by calling $$BATCHACK.
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| 57 |  ;The Default behavior is to return a general application ack.
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| 58 |  ;The application may optionally specify the message
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| 59 |  ;type and event and/or call $$ADDSEG^HLOAPI to add segments.
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| 60 |  ;A generic MSA segment (components 1-3) will be added automatically
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| 61 |  ;if the application doesn't call $$ADDSEG^HLOAPI to add an MSA segment
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| 62 |  ;as the FIRST segment following the MSH segment.
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| 63 |  ;$$SENDACK^HLOAPI2 must be called when the batch is complete.
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| 64 |  ;
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| 65 |  ;Input:
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| 66 |  ;  ACK (pass by reference,required) the batch of acks that is being built 
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| 67 |  ;  PARMS (pass by reference) These subscripts may be defined:
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| 68 |  ;    "ACK CODE" (required) MSA1[ {AA,AE,AR}
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| 69 |  ;    "ERROR MESSAGE" (optional) MSA3, should be used only if AE or AR
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| 70 |  ;    "EVENT" - 3 character event type (optional, defaults to the event code of the original message)
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| 71 |  ;    "MESSAGE CONTROL ID" (required) this is the message control id of the original individual message within the batch which is being acknowledged
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| 72 |  ;    "MESSAGE STRUCTURE" (optional)
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| 73 |  ;    "MESSAGE TYPE" (optional, defaults to ACK)
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| 74 |  ;    "SECURITY" (optional) security information to include in the header segment SEQ 8
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| 75 |  ;Output:
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| 76 |  ;  Function returns 1 on success, 0 on failure
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| 77 |  ;  ACK (pass by reference, required) The batch, updated with another ack
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| 78 |  ;  PARMS  - left undefined when this function returns
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| 79 |  ;  ERROR (pass by reference) error msg
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| 80 |  ;
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| 81 |  N SUB,SUCCESS
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| 82 |  S SUCCESS=0
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| 83 |  D
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| 84 |  .I $G(PARMS("ACK CODE"))'="AA",$G(PARMS("ACK CODE"))'="AE",$G(PARMS("ACK CODE"))'="AR" S ERROR="INVALID ACK CODE" Q
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| 85 |  .;
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| 86 |  .I $G(PARMS("MESSAGE CONTROL ID"))="" S ERROR="MESSAGE CONTROL ID MUST EXIST TO RETURN AN APPLICATION ACK" Q
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| 87 |  .S SUB=""
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| 88 |  .F  S SUB=$O(^HLB("AE",PARMS("MESSAGE CONTROL ID"),SUB)) Q:SUB=""  I $P(SUB,"^")=ACK("ACK TO","IEN"),$P(SUB,"^",2) S PARMS("ACK TO","IEN")=SUB Q
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| 89 |  .S PARMS("MESSAGE TYPE")=$G(PARMS("MESSAGE TYPE"),"ACK")
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| 90 |  .S:PARMS("MESSAGE TYPE")="ACK" PARMS("MESSAGE STRUCTURE")="ACK"
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| 91 |  .S PARMS("EVENT")=$G(PARMS("EVENT"))
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| 92 |  .I PARMS("EVENT")="",ACK("ACK TO","BODY"),$P(SUB,"^",2) S PARMS("EVENT")=$P($G(^HLA(ACK("ACK TO","BODY"),2,$P(SUB,"^",2),0)),"^",3)
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| 93 |  .S PARMS("ACK TO")=PARMS("MESSAGE CONTROL ID")
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| 94 |  .S PARMS("ACK TO","STATUS")=$S(PARMS("ACK CODE")="AA":"SU",1:"AE")
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| 95 |  .Q:'$$ADDMSG^HLOAPI(.ACK,.PARMS,.ERROR)
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| 96 |  .S ACK("MSA")="MSA|"_PARMS("ACK CODE")_"|"_PARMS("MESSAGE CONTROL ID")_"|"_$G(PARMS("ERROR MESSAGE"))
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| 97 |  .S SUCCESS=1
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| 98 |  K PARMS
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| 99 |  Q SUCCESS
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| 100 |  ;
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| 101 | RESEND(MSGIEN,ERROR) ;
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| 102 |  ;This message will re-transmit an out-going message. It copies a copy the message, reusing all the original parameters. Then the message is requeued.
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| 103 |  ;
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| 104 |  ;Input:
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| 105 |  ;  MSGIEN - the ien (file #778) of the message that is to be sent
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| 106 |  ;Output:
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| 107 |  ;  Function returns the ien of the message in file 778 on success, 0 on failure
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| 108 |  ;  ERROR (pass by reference, optional)an error message
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| 109 |  ;
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| 110 |  N MSG,SUB,HDR
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| 111 |  I '$$STARTMSG^HLOPRS(.MSG,MSGIEN) S ERROR="MESSAGE NOT FOUND" Q 0
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| 112 |  I MSG("DIRECTION")'="OUT" S ERROR="MESSAGE IS NOT OUTGOING" Q 0
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| 113 |  I MSG("STATUS","LINK NAME")="" S ERROR="LINK NOT DEFINED" Q 0
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| 114 |  F SUB="ID","IEN","DT/TM","ACK BY","STATUS" S MSG(SUB)=""
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| 115 |  F SUB="PURGE" K MSG("STATUS",SUB)
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| 116 |  D GETSYS^HLOAPI(.MSG)
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| 117 |  I $$SAVEMSG^HLOF778(.MSG) D OUTQUE^HLOQUE(MSG("STATUS","LINK NAME"),$G(MSG("STATUS","PORT")),MSG("STATUS","QUEUE"),MSG("IEN")) Q +MSG("IEN")
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| 118 |  Q 0
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| 119 |  ;
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| 120 | SETPURGE(MSGIEN,TIME) ;
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| 121 |  ;Resets the purge date/time.
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| 122 |  ;Input:
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| 123 |  ;   MSGIEN (required) ien of the message, file #778
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| 124 |  ;   TIME (optional) dt/time to set the purge time to, defaults to NOW
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| 125 |  ;Output:
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| 126 |  ;   Function returns 1 on success, 0 on failure
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| 127 |  N NODE,OLDTIME,HLDIR
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| 128 |  Q:'$G(MSGIEN) 0
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| 129 |  S NODE=$G(^HLB(MSGIEN,0))
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| 130 |  Q:NODE="" 0
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| 131 |  S OLDTIME=$P(NODE,"^",9)
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| 132 |  S:'$G(TIME) TIME=$$NOW^XLFDT
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| 133 |  S HLDIR=$S($E($P(NODE,"^",4))="I":"IN",1:"OUT")
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| 134 |  K:OLDTIME ^HLB("AD",HLDIR,OLDTIME,MSGIEN)
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| 135 |  S $P(^HLB(MSGIEN,0),"^",9)=TIME
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| 136 |  S ^HLB("AD",HLDIR,TIME,MSGIEN)=""
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| 137 |  Q 1
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| 138 |  ;
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| 139 | REPROC(MSGIEN,ERROR) ;
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| 140 |  ;This message will re-process an incoming message by placing it on an incoming queue. If successful the message will be purged.
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| 141 |  ;
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| 142 |  ;Input:
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| 143 |  ;  MSGIEN - the ien (file #778) of the message that is to be processed
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| 144 |  ;Output:
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| 145 |  ;  Function returns 1 on success, 0 on failure
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| 146 |  ;  ERROR (pass by reference, optional) an error message
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| 147 |  ;
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| 148 |  N MSG,HDR,ACTION,QUEUE,FROM
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| 149 |  ;
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| 150 |  I '$$STARTMSG^HLOPRS(.MSG,MSGIEN) S ERROR="MESSAGE NOT FOUND" Q 0
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| 151 |  I MSG("DIRECTION")'="IN" S ERROR="MESSAGE IS NOT INCOMING" Q 0
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| 152 |  M HDR=MSG("HDR")
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| 153 |  I $G(MSG("ACK TO"))]"" S ACTION=MSG("STATUS","APP ACK RESPONSE")
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| 154 |  I ACTION="",'$$ACTION^HLOAPP(.HDR,.ACTION,.QUEUE),$G(MSG("ACK TO"))="" S ERROR="RECEIVING APPLICATION NOT DEFINED"
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| 155 |  ;If this message references an earlier message, get the action specified by the original message
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| 156 |  I ACTION="",$G(MSG("ACK TO"))]"" D
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| 157 |  .N NODE,IEN
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| 158 |  .S IEN=$O(^HLB("B",$P(MSG("ACK TO"),"-"),0))
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| 159 |  .S:IEN NODE=$G(^HLB(IEN,0))
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| 160 |  .I ($P(NODE,"^",11)]"") S ACTION=$P(NODE,"^",10,11),QUEUE=$S($P(NODE,"^",6)]"":$P(NODE,"^",6),1:"DEFAULT")
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| 161 |  I ACTION="" S ERROR="ORIGINAL MESSAGE NOT FOUND" Q 0
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| 162 |  S FROM=$S(MSG("HDR","SENDING FACILITY",2)]"":MSG("HDR","SENDING FACILITY",2),1:MSG("HDR","SENDING FACILITY",1))
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| 163 |  D INQUE^HLOQUE(FROM,QUEUE,MSGIEN,ACTION,1)
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| 164 |  Q 1
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| 165 |  ;
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| 166 | PROCNOW(MSGIEN,PURGE,ERROR) ;
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| 167 |  ;This message will re-process an incoming message immediately.
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| 168 |  ;
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| 169 |  ;Input:
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| 170 |  ;  MSGIEN - the ien (file #778) of the message that is to be processed
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| 171 |  ;Output:
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| 172 |  ;  Function returns 1 on success, 0 on failure
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| 173 |  ;  PURGE (optional) a date/time to purge the message
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| 174 |  ;  ERROR (pass by reference, optional) an error message
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| 175 |  ;
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| 176 |  N MSG,HDR,ACTION,MCODE,HLMSGIEN
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| 177 |  ;
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| 178 |  S ERROR=""
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| 179 |  I '$$STARTMSG^HLOPRS(.MSG,MSGIEN) S ERROR="MESSAGE NOT FOUND" Q 0
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| 180 |  I MSG("DIRECTION")'="IN" S ERROR="MESSAGE IS NOT INCOMING" Q 0
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| 181 |  M HDR=MSG("HDR")
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| 182 |  I $G(MSG("ACK TO"))]"" S ACTION=MSG("STATUS","APP ACK RESPONSE")
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| 183 |  I ACTION="",'$$ACTION^HLOAPP(.HDR,.ACTION,.QUEUE),$G(MSG("ACK TO"))="" S ERROR="RECEIVING APPLICATION NOT DEFINED" Q 0
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| 184 |  ;If this message references an earlier message, get the action specified by the original message
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| 185 |  I $G(ACTION)="",$G(MSG("ACK TO IEN")) S ACTION=$P($G(^HLB(+MSG("ACK TO IEN"),0)),"^",10,11) I $P(ACTION,"^",2)="" S ERROR="ORIGINAL MESSAGE NOT FOUND" Q 0
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| 186 |  D:$G(PURGE)
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| 187 |  .K:MSG("STATUS","PURGE") ^HLB("AD","IN",MSG("STATUS","PURGE"),MSGIEN)
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| 188 |  .S $P(^HLB(MSGIEN,0),"^",9)=PURGE
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| 189 |  .S ^HLB("AD","IN",PURGE,MSGIEN)=""
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| 190 |  .I $G(MSG("ACK TO IEN")),$D(^HLB(MSG("ACK TO IEN"),0)) K ^HLB("AD","OUT",MSG("STATUS","PURGE"),MSG("ACK TO IEN")) S $P(^HLB(MSG("ACK TO IEN"),0),"^",9)=PURGE,^HLB("AD","OUT",PURGE,MSG("ACK TO IEN"))=""
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| 191 |  S HLMSGIEN=MSGIEN
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| 192 |  S $P(^HLB(MSGIEN,0),"^",19)=1
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| 193 |  S MCODE="D "_ACTION
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| 194 |  X MCODE
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| 195 |  Q 1
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