VAQCON2 ;ALB/JRP - MESSAGE CONSTRUCTION;12-APR-93
 ;;1.5;PATIENT DATA EXCHANGE;;NOV 17, 1993
SENDER(TRAN) ;DETERMINE MESSAGE SENDER
 ;INPUT  : TRAN - Pointer to VAQ - TRANSACTION file
 ;OUTPUT : Name_of_sender^DUZ_of_sender - Success
 ;         Null - Error
 ;NOTE   : Defaults to current user
 ;
 ;CHECK INPUT
 Q:('(+$G(TRAN))) ""
 Q:('$D(^VAT(394.61,TRAN))) ""
 ;DECLARE VARIABLES
 N TYPE,USER,TMP
 ;GET MESSAGE TYPE & STATUS
 S TMP=$$STATYPE^VAQCON1(TRAN)
 Q:($P(TMP,"^",1)="-1") ""
 S TYPE=$P(TMP,"^",2)
 Q:(TYPE="REC") ""
 ;DETERMINE CURRENT USER
 S USER=""
 S:((TYPE="ACK")!(TYPE="RET")) USER="PDX Server"
 S:(TYPE="REQ") USER=$P($G(^VAT(394.61,TRAN,"RQST1")),"^",2)
 S:((TYPE="RES")!(TYPE="UNS")) USER=$P($G(^VAT(394.61,TRAN,"ATHR1")),"^",2)
 I (USER="") D
 .S TMP=+$G(DUZ)
 .Q:('TMP)
 .S X=$P($G(^VA(200,TMP,0)),"^",1)
 .S USER=X
 Q:(USER="") ""
 S TMP=+$O(^VA(200,"B",USER,""))
 S:(('TMP)&(USER="PDX Server")) TMP=.5
 Q USER_"^"_TMP
 ;
HEADER(TRANPTR,MESSNUM,ARRAY,OFFSET) ;CONSTRUCT HEADER BLOCK
 ;INPUT  : TRANPTR - Pointer to VAQ - TRANSACTION file
 ;         MESSNUM - Message number to place block into
 ;                   (if 0, block will be placed in ARRAY)
 ;         ARRAY - Array to store block in (full global reference)
 ;         OFFSET - Where to begin placing information (defaults to 0)
 ;OUTPUT : N - Number of lines in block
 ;        -1^Error_Text - Error
 ;NOTES  : If MESSNUM=0, then the block will be placed into
 ;           ARRAY(LineNumber)=Line_of_info
 ;         If MESSNUM>0 then the block will be placed into
 ;           ^XMB(3.9,MESSNUM,2,LineNumber,0)=Line_of_info
 ;
 ;CHECK INPUT
 S TRANPTR=+$G(TRANPTR)
 Q:(('TRANPTR)!('$D(^VAT(394.61,TRANPTR)))) "-1^Did not pass a valid pointer to VAQ - TRANSACTION file"
 S MESSNUM=+$G(MESSNUM)
 I (('MESSNUM)&($G(ARRAY)="")) Q "-1^Did not pass message number or reference to array"
 I (MESSNUM) Q:('$D(^XMB(3.9,MESSNUM))) "-1^Valid message number not passed"
 S OFFSET=+$G(OFFSET)
 ;DECLARE VARIABLES
 N LINE,TYPE,STATUS,DATETIME,TRANNUM,ENCMTHD,PDXVER,TMP,X
 S LINE=OFFSET
 ;DETERMINE STATUS
 S TMP=$$STATYPE^VAQCON1(TRANPTR)
 Q:($P(TMP,"^",1)="-1") TMP
 S STATUS=$P(TMP,"^",1)
 ;DETERMINE MESSAGE TYPE
 S TYPE=$P(TMP,"^",2)
 Q:(TYPE="REC") "-1^Transaction is being received, not transmitted"
 ;GET VERSION NUMBER
 S PDXVER=$$PDXVER^VAQUTL1
 Q:(PDXVER<0) PDXVER
 ;DETERMINE TRANSACTION NUMBER
 S TMP=$G(^VAT(394.61,TRANPTR,0))
 ;DEFAULT TO LOCAL TRANSACTION NUMBER
 S TRANNUM=+TMP
 ;CHANGE TO REMOTE TRANSACTION IF NECCESSARY
 S:((TYPE="RES")!(TYPE="ACK")!(TYPE="RET")) TRANNUM=+$P(TMP,"^",6)
 Q:('TRANNUM) "-1^Could not determine remote transaction number"
 ;DETERMINE ENCRYPTION METHOD
 S ENCMTHD=$$TRANENC^VAQUTL3(TRANPTR,3)
 ;DETERMINE DATE/TIME
 S DATETIME=$$NOW^VAQUTL99
 ;BUILD HEADER
 ;LINE 1
 S TMP="$HEADER"
 S:('MESSNUM) @ARRAY@(LINE)=TMP
 S:(MESSNUM) X=$$ADDLINE^VAQCON1(TMP,MESSNUM,LINE)
 S LINE=LINE+1
 ;LINE 2
 S TMP=TYPE
 S:('MESSNUM) @ARRAY@(LINE)=TMP
 S:(MESSNUM) X=$$ADDLINE^VAQCON1(TMP,MESSNUM,LINE)
 S LINE=LINE+1
 ;LINE 3
 S TMP=STATUS
 S:('MESSNUM) @ARRAY@(LINE)=TMP
 S:(MESSNUM) X=$$ADDLINE^VAQCON1(TMP,MESSNUM,LINE)
 S LINE=LINE+1
 ;LINE 4
 S TMP=PDXVER
 S:('MESSNUM) @ARRAY@(LINE)=TMP
 S:(MESSNUM) X=$$ADDLINE^VAQCON1(TMP,MESSNUM,LINE)
 S LINE=LINE+1
 ;LINE 5
 S TMP=DATETIME
 S:('MESSNUM) @ARRAY@(LINE)=TMP
 S:(MESSNUM) X=$$ADDLINE^VAQCON1(TMP,MESSNUM,LINE)
 S LINE=LINE+1
 ;LINE 6
 S TMP=$S('MESSNUM:"",1:MESSNUM)
 S:('MESSNUM) @ARRAY@(LINE)=TMP
 S:(MESSNUM) X=$$ADDLINE^VAQCON1(TMP,MESSNUM,LINE)
 S LINE=LINE+1
 ;LINE 7
 S TMP=TRANNUM
 S:('MESSNUM) @ARRAY@(LINE)=TMP
 S:(MESSNUM) X=$$ADDLINE^VAQCON1(TMP,MESSNUM,LINE)
 S LINE=LINE+1
 ;LINE 8
 S TMP=ENCMTHD
 S:('MESSNUM) @ARRAY@(LINE)=TMP
 S:(MESSNUM) X=$$ADDLINE^VAQCON1(TMP,MESSNUM,LINE)
 S LINE=LINE+1
 ;LINE 9
 S TMP="$$HEADER"
 S:('MESSNUM) @ARRAY@(LINE)=TMP
 S:(MESSNUM) X=$$ADDLINE^VAQCON1(TMP,MESSNUM,LINE)
 S LINE=LINE+1
 ;DONE
 Q (LINE-OFFSET)