source: FOIAVistA/tag/r/HEALTH_LEVEL_SEVEN-HL/HLOPURGE.m@ 636

HLOPURGE ;IRMFO-ALB/CJM - Purging Old Messages;03/24/2004  14:43 ;04/30/2007
 ;;1.6;HEALTH LEVEL SEVEN;**126,134,136**;Oct 13, 1995;Build 9
 ;Per VHA Directive 2004-038, this routine should not be modified.
 ;
GETWORK(WORK) ;
 ;
 N OK
 S OK=0
 I $G(WORK)]"" L -HLPURGE(WORK)
 F WORK="IN","OUT","OLD778","OLD777" I '$G(WORK("DONE",WORK)) S WORK("DONE",WORK)=1 L +HLPURGE(WORK):0 S OK=$T Q:OK
 I 'OK K WORK("DONE") S WORK=""
 Q OK
 ;
DOWORK(WORK) ;
 I WORK="OLD778" D OLD778
 I WORK="OLD777" D OLD777
 I (WORK="IN")!(WORK="OUT") D
 .N TIME,NOW
 .S NOW=$$NOW^XLFDT
 .S TIME=0
 .F  S TIME=$O(^HLB("AD",WORK,TIME)) Q:TIME=""  Q:TIME>NOW  D
 ..N MSGIEN
 ..S MSGIEN=0
 ..F  S MSGIEN=$O(^HLB("AD",WORK,TIME,MSGIEN)) Q:'MSGIEN  D
 ...K ^HLB("AD",WORK,TIME,MSGIEN)
 ...D DELETE(MSGIEN)
 L -HLPURGE(WORK)
 Q
OLD778 ;
 N OLD,START,END,APP,TYPE,TODAY
 S TODAY=$$DT^XLFDT
 S OLD=$$FMADD^XLFDT(TODAY,-45)
 F START=0,100000000000,200000000000,300000000000 D
 .S END=(START+100000000000)-1
 .N MSGIEN,QUIT
 .S QUIT=0
 .S MSGIEN=START
 .F  S MSGIEN=$O(^HLB(MSGIEN)) Q:'MSGIEN  Q:(MSGIEN>END)  D  Q:QUIT
 ..N WHEN,BODY,NODE
 ..S NODE=$G(^HLB(MSGIEN,0))
 ..S WHEN=$P(NODE,"^",16)
 ..I WHEN,WHEN<OLD,$P(NODE,"^",9)<TODAY D DELETE(MSGIEN) Q
 ..I 'WHEN D
 ...S BODY=$P(NODE,"^",2)
 ...Q:'BODY
 ...S WHEN=+$G(^HLA(BODY,0))
 ...I WHEN,WHEN<OLD D  Q
 ....;I've seen messages sitting on outgoing queues forever, but it should never happen for incoming
 ....I $E($P(NODE,"^",4))="O",$P(NODE,"^",5)]"",$P(NODE,"^",6)]"" D
 .....N FROM
 .....S FROM=$P(NODE,"^",5)
 .....I $P(NODE,"^",8) S FROM=FROM_":"_$P(NODE,"^",8)
 .....Q:'$D(^HLB("QUEUE","OUT",FROM,$P(NODE,"^",6),MSGIEN))
 .....D DEQUE^HLOQUE(FROM,$P(NODE,"^",6),"OUT",MSGIEN)
 ....D DELETE(MSGIEN) Q
 ...;stop looking for old records?
 ...I WHEN,WHEN>OLD S QUIT=1
 ;
 ;also kill old errors left lying around
 F TYPE="TF","AE","SE" S APP="" F  S APP=$O(^HLB("ERRORS",TYPE,APP)) Q:APP=""  D
 .N TIME,PARMS
 .D SYSPARMS^HLOSITE(.PARMS)
 .S OLD=$$FMADD^XLFDT($$DT^XLFDT,-PARMS("ERROR PURGE"))
 .S TIME=0
 .F  S TIME=$O(^HLB("ERRORS",TYPE,APP,TIME)) Q:'TIME  Q:TIME>OLD  K ^HLB("ERRORS",TYPE,APP,TIME)
 Q
OLD777 ;
 N OLD,TIME,TODAY
 S TODAY=$$DT^XLFDT
 S OLD=$$FMADD^XLFDT(TODAY,-45)
 S TIME=0
 F  S TIME=$O(^HLA("B",TIME)) Q:'TIME  Q:TIME>OLD  D
 .N MSGIEN
 .S MSGIEN=0
 .F  S MSGIEN=$O(^HLA("B",TIME,MSGIEN)) Q:'MSGIEN  D
 ..N IEN778,STOP
 ..S (STOP,IEN778)=0
 ..F  S IEN778=$O(^HLB("C",MSGIEN,IEN778)) Q:'IEN778  D
 ...I $P($G(^HLB(IEN778,0)),"^",9)>TODAY S STOP=1 Q
 ...D DELETE(IEN778,1)
 ..K:'STOP ^HLB("C",MSGIEN),^HLA("B",TIME,MSGIEN),^HLA(MSGIEN)
 Q
 ;
DELETE(MSGIEN,FLAG) ;
 ;Input:
 ;  MSGIEN - IEN, file 778
 ;  FLAG - if $G(FLAG), will not delete the pointed to record in file 777
 N AC,SUBIEN,RAPP,SAPP,FS,CS,MSG
 I '$$GETMSG^HLOMSG(MSGIEN,.MSG) ;MSG is corrupted, but there sill may be nodes to delete
 S (RAPP,SAPP)=""
 D
 .S FS=$E(MSG("HDR",1),4)
 .Q:FS=""
 .S CS=$E(MSG("HDR",1),5)
 .S SAPP=$P($P(MSG("HDR",1),FS,3),CS)
 .I SAPP="" S SAPP="UNKNOWN"
 .S RAPP=$P($P(MSG("HDR",1),FS,5),CS)
 .I RAPP="" S RAPP="UNKNOWN"
 ;
 I 'MSG("BATCH") D KSEARCH(.MSG,MSG("MESSAGE TYPE"),MSG("EVENT"),SAPP,RAPP,MSGIEN)
 ;if an error status,take care of the "ERRORS" x-ref
 I MSG("STATUS")'="",MSG("STATUS")'="SU",MSG("BODY") D
 .N APP
 .S APP=$S(MSG("STATUS")="TF":SAPP,1:RAPP)
 .K ^HLB("ERRORS",MSG("STATUS"),APP,MSG("DT/TM CREATED"),MSGIEN)
 .I MSG("STATUS")="AE" D
 ..N SUB
 ..S SUB=MSGIEN_"^"
 ..K ^HLB("ERRORS","AE",APP,MSG("DT/TM CREATED"),SUB)
 ..F  S SUB=$O(^HLB("ERRORS","AE",APP,MSG("DT/TM CREATED"),SUB)) Q:SUB=""  Q:+SUB'=MSGIEN  K ^HLB("ERRORS","AE",APP,MSG("DT/TM CREATED"),SUB)
 ;
 ;kill the whole-file xrefs for the message ien within a batch
 S SUBIEN=0
 F  S SUBIEN=$O(^HLB(MSGIEN,3,SUBIEN)) Q:'SUBIEN  D
 .N MSGID
 .I FS]"" D
 ..N VALUE,HDR2,MSGTYPE,EVENT
 ..S HDR2=$G(^HLB(MSGIEN,3,SUBIEN,2))
 ..S VALUE=$P(HDR2,FS,4)
 ..S MSGTYPE=$P(VALUE,CS)
 ..S EVENT=$P(VALUE,CS,2)
 ..D KSEARCH(.MSG,MSGTYPE,EVENT,SAPP,RAPP,MSGIEN_"^"_SUBIEN)
 .S MSGID=$P($G(^HLB(MSGIEN,3,SUBIEN,0)),"^",2)
 .I MSGID]"" K ^HLB("AE",MSGID,MSGIEN_"^"_SUBIEN)
 ;
 I MSG("DIRECTION")="IN" D
 .Q:FS=""
 .N VALUE,HDR
 .S HDR("SENDING APPLICATION")=$P(MSG("HDR",1),FS,3)
 .S VALUE=$P(MSG("HDR",1),FS,4)
 .S HDR("SENDING FACILITY",1)=$P(VALUE,CS)
 .S HDR("SENDING FACILITY",2)=$P(VALUE,CS,2)
 .S HDR("SENDING FACILITY",3)=$P(VALUE,CS,3)
 .S AC=$S(HDR("SENDING FACILITY",2)]"":HDR("SENDING FACILITY",2),1:HDR("SENDING FACILITY",1))_HDR("SENDING APPLICATION")_MSG("ID")
 K ^HLB(MSGIEN)
 I MSG("STATUS","PURGE"),MSG("DIRECTION")'="" K ^HLB("AD",MSG("DIRECTION"),MSG("STATUS","PURGE"),MSGIEN)
 K:(MSG("ID")]"") ^HLB("B",MSG("ID"),MSGIEN)
 I MSG("DIRECTION")="IN" D
 .K:($G(AC)]"") ^HLB("AC",AC,MSGIEN)
 .I MSG("BODY"),'$G(FLAG) D KILL777(MSG("BODY"))
 I MSG("DIRECTION")="OUT" D
 .K ^HLB("C",+MSG("BODY"),MSGIEN)
 .I '$G(FLAG),'$O(^HLB("C",+MSG("BODY"),0)) D KILL777(MSG("BODY"))
 Q
 ;
KILL777(BODY) ;
 Q:'$G(BODY)
 N TIME
 S TIME=$P($G(^HLA(BODY,0)),"^")
 K ^HLA(BODY)
 K:(TIME]"") ^HLA("B",TIME,BODY)
 Q
 ;
KSEARCH(MSG,MSGTYPE,EVENT,SAPP,RAPP,IEN) ;
 ;Kills the ^HLB("SEARCH") x-ref
 ;
 N APP
 S:MSGTYPE="" MSGTYPE="<none>"
 S:EVENT="" EVENT="<none>"
 Q:'MSG("DT/TM CREATED")
 I MSG("DIRECTION")'="IN",MSG("DIRECTION")'="OUT" Q
 S APP=$S(MSG("DIRECTION")="IN":RAPP,1:SAPP)
 Q:APP=""
 K ^HLB("SEARCH",MSG("DIRECTION"),MSG("DT/TM CREATED"),APP,MSGTYPE,EVENT,IEN)
 Q