@[TOC](Table of Contents)

Use NSIS to Create Revit Plugin Installer

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NSIS DOWNLOAD
HM NSIS

Addin File

Image Description
==We need to store the addin file separately==
Just place it after the section reading the file
Image Description

Modify Script File

  1. Add automatic modification of addin file path
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	Section change
 StrCpy $1  "<Assembly>"
 StrCpy $1 "$1$INSTDIR"
 StrCpy $1 "$1\bin\De··bug\Panel.dll</Assembly>"
 Push <Assembly>name.dll</Assembly> #text to be replaced
 Push $1 #replace with
 Push all #replace all occurrences
 Push all #replace all occurrences
 Push C:\ProgramData\Autodesk\Revit\Addins\2016\name.addin #file to replace in
  Call AdvReplaceInFile
SectionEnd

In NSIS $1 represents a string, where the top three lines are assembling the target path, Push <Assembly>name.dll</Assembly> push statement finds and replaces the target statement
2. Add function

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Function AdvReplaceInFile
Exch $0 ;file to replace in
Exch
Exch $1 ;number to replace after
Exch
Exch 2
Exch $2 ;replace and onwards
Exch 2
Exch 3
Exch $3 ;replace with
Exch 3
Exch 4
Exch $4 ;to replace
Exch 4
Push $5 ;minus count
Push $6 ;universal
Push $7 ;end string
Push $8 ;left string
Push $9 ;right string
Push $R0 ;file1
Push $R1 ;file2
Push $R2 ;read
Push $R3 ;universal
Push $R4 ;count (onwards)
Push $R5 ;count (after)
Push $R6 ;temp file name

  GetTempFileName $R6
  FileOpen $R1 $0 r ;file to search in
  FileOpen $R0 $R6 w ;temp file
   StrLen $R3 $4
   StrCpy $R4 -1
   StrCpy $R5 -1

loop_read:
 ClearErrors
 FileRead $R1 $R2 ;read line
 IfErrors exit

   StrCpy $5 0
   StrCpy $7 $R2

loop_filter:
   IntOp $5 $5 - 1
   StrCpy $6 $7 $R3 $5 ;search
   StrCmp $6 "" file_write1
   StrCmp $6 $4 0 loop_filter

StrCpy $8 $7 $5 ;left part
IntOp $6 $5 + $R3
IntCmp $6 0 is0 not0
is0:
StrCpy $9 ""
Goto done
not0:
StrCpy $9 $7 "" $6 ;right part
done:
StrCpy $7 $8$3$9 ;re-join

IntOp $R4 $R4 + 1
StrCmp $2 all loop_filter
StrCmp $R4 $2 0 file_write2
IntOp $R4 $R4 - 1

IntOp $R5 $R5 + 1
StrCmp $1 all loop_filter
StrCmp $R5 $1 0 file_write1
IntOp $R5 $R5 - 1
Goto file_write2

file_write1:
 FileWrite $R0 $7 ;write modified line
Goto loop_read

file_write2:
 FileWrite $R0 $R2 ;write unmodified line
Goto loop_read

exit:
  FileClose $R0
  FileClose $R1

   SetDetailsPrint none
  Delete $0
  Rename $R6 $0
  Delete $R6
   SetDetailsPrint both

Pop $R6
Pop $R5
Pop $R4
Pop $R3
Pop $R2
Pop $R1
Pop $R0
Pop $9
Pop $8
Pop $7
Pop $6
Pop $5
Pop $0
Pop $1
Pop $2
Pop $3
Pop $4
FunctionEnd