File:  [Coherent Logic Development] / freem_fileman / USER / DIDU.m
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DIDU	;SEA/TOAD-VA FileMan: DD Tools, Format ;12/1/94  16:35
	;;21.0;VA FileMan;;Dec 28, 1994
	;Per VHA Directive 10-93-142, this routine should not be modified.
	
EXTERNAL(DIFILE,DIFIELD,DIFLAGS,DINTERNL,DIMSGA)	
XTRNLX	; Branch from DILFD or DIQGU
	; ENTRY POINT--convert DINTERNL to external format
	; func, all passed by value
	I '$D(DIQUIET) N DIQUIET S DIQUIET=1
	I '$D(DIFM) N DIFM S DIFM=1 D INIZE^DIEFU
INPUT	
	I $G(DINTERNL)="" Q ""
	S DIMSGA=$G(DIMSGA) I DIMSGA'="" D
	. K @DIMSGA@("DIERR"),@DIMSGA@("DIHELP"),@DIMSGA@("DIMSG")
	S DIFILE=$G(DIFILE)
	I DIFILE'>0 D ERR(DIMSGA,202,"","","","FILE") Q ""
	S DIFLAGS=$G(DIFLAGS)
	I DIFLAGS'?.1(1"F",1"L",1"U") D ERR(DIMSGA,301,"","","",DIFLAGS) Q ""
	S DIFIELD=$G(DIFIELD)
	I DIFIELD'>0 D ERR(DIMSGA,202,"","","","FIELD") Q ""
PREP	
	N DICHAIN,DIDONE,DIEN,DIEXTRNL
	N DIHEAD,DINEXT,DINODE,DIOUT,DIROOT,DITYPE,DIXFORM
	S DICHAIN=0,DIDONE=0,DIEN="",DIEXTRNL=""
	S DIHEAD="",DINEXT="",DIOUT=0,DIXFORM=""
	N DIPREV S DIPREV=""
	N DIPREVF S DIPREVF=""
	I '$D(^DD(DIFILE)) D ERR(DIMSGA,401,DIFILE) Q ""
	S DINODE=$G(^DD(DIFILE,DIFIELD,0))
	I DINODE="" D ERR(DIMSGA,501,DIFILE,"",DIFIELD,DIFIELD) Q ""
	S DITYPE=$P(DINODE,U,2)
RESOLVE	
	F  D  I DIDONE!$G(DIERR)!DIOUT Q
XFORM	.
	. I DIFLAGS["U",DIXFORM'="",DITYPE'["P",DITYPE'["V" S DITYPE=DITYPE_"O"
	. I DITYPE["O" D  I DIDONE!$G(DIERR) Q
	. . I DIFLAGS["F",DICHAIN Q
	. . I DIFLAGS["L",DITYPE["P"!(DITYPE["V") Q
	. . I DIXFORM=""!(DIFLAGS'["U") S DIXFORM=$G(^DD(DIFILE,DIFIELD,2))
	. . I DIXFORM="" Q
	. . I DIFLAGS["U",DITYPE["P"!(DITYPE["V") Q
	. . N Y S Y=DINTERNL
	. . X DIXFORM
	. . I $G(DIERR) D ERR^DICF6(120,DIFILE,DIEN,"","Output Transform") Q
	. . S DIEXTRNL=Y
	. . S DIDONE=1
CHAIN	.
	. I DITYPE S DIOUT=1 Q
	. I DITYPE'["P",DITYPE'["V" S DIOUT=1 Q
	. I 'DINTERNL D  Q
	. . I 'DICHAIN D ERR(DIMSGA,330,"","","",DINTERNL,"pointer") Q
	. . D ERR(DIMSGA,630,DIFILE,"",DIFIELD,DIEN,DINTERNL,"pointer")
	. I DITYPE["P" S DIROOT=$P(DINODE,U,3),DINEXT=+$P($P(DINODE,U,2),"P",2)
	. I DITYPE["V" S DIROOT=$P(DINTERNL,";",2),DINEXT=""
10	. S DIHEAD=$G(@(U_DIROOT_"0)")) ;***** Naked Set *****
	. I DIHEAD="" D  Q
	. . D HEADER(DIFILE,DIEN,DIFIELD,DITYPE,DICHAIN,DINTERNL,DINEXT)
	. I DITYPE["V" S DINEXT=$P(DIHEAD,U,2) I +DINEXT'=DINEXT D  Q
	. . D ERR(DIMSGA,404,"","","",$$CREF^DILF(U_DIROOT))
	. I '$D(^(+DINTERNL)) D  Q  ;***** Naked *****
	. . N DI S DI="pointer to File #"
	. . I 'DICHAIN D ERR(DIMSGA,330,"","","",DINTERNL,DI_DINEXT) Q
	. . D ERR(DIMSGA,630,DIFILE,DIFIELD,"",DIEN,DINTERNL,DI_DINEXT)
20	. S DIEN=+DINTERNL
	. S DIPREV=DIFILE,DIFILE=DINEXT
	. S DINTERNL=$P($G(^(DIEN,0)),U) ;***** Naked *****
	. I DINTERNL="" D ERR(DIMSGA,603,DIFILE,"",.01,DIEN) Q
	. S DINODE=$G(^DD(DIFILE,.01,0))
	. S DITYPE=$P(DINODE,U,2)
30	. I DITYPE="" D ERR(DIMSGA,510,DIFILE,"",.01) Q
	. S DIPREVF=DIFIELD,DIFIELD=.01
	. S DICHAIN=1
	I DIDONE Q DIEXTRNL
BAD	
	I $G(DIERR) Q ""
	I DITYPE["C" D ERRPTR("Computed") Q ""
	I DITYPE["W" D ERRPTR("Word Processing") Q ""
	I DITYPE S DITYPE=$P($G(^DD(+DITYPE,.01,0)),U,2) D  Q ""
	. I DITYPE["W" D ERRPTR("Word Processing") Q
	. D ERRPTR("Multiple") Q
CODES	
	I DITYPE["S" D  Q DIEXTRNL
	. N DICODES S DICODES=";"_$P(DINODE,U,3)
	. N DISTART S DISTART=$F(DICODES,";"_DINTERNL_":")
	. I 'DISTART S DIEXTRNL="" D  Q
	. . I 'DICHAIN D ERR(DIMSGA,730,DIFILE,"",DIFIELD,DINTERNL,"code") Q
	. . D ERR(DIMSGA,630,DIFILE,DIFIELD,"",DIEN,DINTERNL,"code")
	. S DIEXTRNL=$P($E(DICODES,DISTART,$L(DICODES)),";")
OTHER	
	I DITYPE["D",DINTERNL D  Q DIEXTRNL
	. S DIEXTRNL=$$FMTE^DILIBF(DINTERNL,"1U")
	. I DIEXTRNL'="" Q
	. I 'DICHAIN D ERR(DIMSGA,330,"","","",DINTERNL,"date") Q
	. D ERR(DIMSGA,630,DIFILE,"",DIFIELD,DIEN,DINTERNL,"date")
	Q DINTERNL
	
HEADER(DIFILE,DIEN,DIFIELD,DITYPE,DICHAIN,DINTERNL,DINEXT)	
	; CHAIN--pick a header error and log it
	; proc, all by val
	I DITYPE["P" D  Q
	. I 'DINEXT!'$D(^DD(DINEXT)) D ERR(DIMSGA,537,DIFILE,"",DIFIELD) Q
	. D ERR(DIMSGA,403,DINEXT)
	; otherwise, it's a variable pointer
	I DICHAIN D ERR(DIMSGA,648,DIFILE,"",DIFIELD,DIEN,DINTERNL) Q
	D ERR(DIMSGA,348,"","","",DINTERNL)
	Q
	
ERR(DIMSGA,DIERN,DIFILE,DIIENS,DIFIELD,DI1,DI2,DI3)	
	; error logging procedure
	N DIPE
	N DI F DI="FILE","IENS","FIELD",1:1:3 S DIPE(DI)=$G(@("DI"_DI))
	D BLD^DIALOG(DIERN,.DIPE,.DIPE,DIMSGA,"F")
	Q
	
ERRPTR(DITYPE)	
	; error logging shell for errors 520 & 537
	I DICHAIN D ERR(DIMSGA,537,DIPREV,"",DIPREVF) Q
	D ERR(DIMSGA,520,DIFILE,"",DIFIELD,DITYPE)
	Q

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