You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
104 lines
4.7 KiB
104 lines
4.7 KiB
' Windows Installer utility to manage binary streams in an installer package
|
|
' For use with Windows Scripting Host, CScript.exe or WScript.exe
|
|
' Copyright (c) 1999-2001, Microsoft Corporation
|
|
' Demonstrates the use of the database _Streams table
|
|
' Used for entering non-database binary streams such as compressed file cabinets
|
|
' Streams that persist database binary values should be managed with table views
|
|
' Streams that persist database tables and system data are invisible in _Streams
|
|
'
|
|
Option Explicit
|
|
|
|
Const msiOpenDatabaseModeReadOnly = 0
|
|
Const msiOpenDatabaseModeTransact = 1
|
|
Const msiOpenDatabaseModeCreate = 3
|
|
|
|
Const msiViewModifyInsert = 1
|
|
Const msiViewModifyUpdate = 2
|
|
Const msiViewModifyAssign = 3
|
|
Const msiViewModifyReplace = 4
|
|
Const msiViewModifyDelete = 6
|
|
|
|
Const ForAppending = 8
|
|
Const ForReading = 1
|
|
Const ForWriting = 2
|
|
Const TristateTrue = -1
|
|
|
|
' Check arg count, and display help if argument not present or contains ?
|
|
Dim argCount:argCount = Wscript.Arguments.Count
|
|
If argCount > 0 Then If InStr(1, Wscript.Arguments(0), "?", vbTextCompare) > 0 Then argCount = 0
|
|
If (argCount = 0) Then
|
|
Wscript.Echo "Windows Installer database stream import utility" &_
|
|
vbNewLine & " 1st argument is the path to MSI database (installer package)" &_
|
|
vbNewLine & " 2nd argument is the path to a file containing the stream data" &_
|
|
vbNewLine & " If the 2nd argument is missing, streams will be listed" &_
|
|
vbNewLine & " 3rd argument is optional, the name used for the stream" &_
|
|
vbNewLine & " If the 3rd arugment is missing, the file name is used" &_
|
|
vbNewLine & " To remove a stream, use /D or -D as the 2nd argument" &_
|
|
vbNewLine & " followed by the name of the stream in the 3rd argument" &_
|
|
vbNewLine &_
|
|
vbNewLine & "Copyright (C) Microsoft Corporation, 1999-2001. All rights reserved."
|
|
Wscript.Quit 1
|
|
End If
|
|
|
|
' Connect to Windows Installer object
|
|
On Error Resume Next
|
|
Dim installer : Set installer = Nothing
|
|
Set installer = Wscript.CreateObject("WindowsInstaller.Installer") : CheckError
|
|
|
|
' Evaluate command-line arguments and set open and update modes
|
|
Dim databasePath:databasePath = Wscript.Arguments(0)
|
|
Dim openMode : If argCount = 1 Then openMode = msiOpenDatabaseModeReadOnly Else openMode = msiOpenDatabaseModeTransact
|
|
Dim updateMode : If argCount > 1 Then updateMode = msiViewModifyAssign 'Either insert or replace existing row
|
|
Dim importPath : If argCount > 1 Then importPath = Wscript.Arguments(1)
|
|
Dim streamName : If argCount > 2 Then streamName = Wscript.Arguments(2)
|
|
If streamName = Empty And importPath <> Empty Then streamName = Right(importPath, Len(importPath) - InStrRev(importPath, "\",-1,vbTextCompare))
|
|
If UCase(importPath) = "/D" Or UCase(importPath) = "-D" Then updateMode = msiViewModifyDelete : importPath = Empty 'Stream will be deleted if no input data
|
|
|
|
' Open database and create a view on the _Streams table
|
|
Dim sqlQuery : Select Case updateMode
|
|
Case msiOpenDatabaseModeReadOnly: sqlQuery = "SELECT `Name` FROM _Streams"
|
|
Case msiViewModifyAssign: sqlQuery = "SELECT `Name`,`Data` FROM _Streams"
|
|
Case msiViewModifyDelete: sqlQuery = "SELECT `Name` FROM _Streams WHERE `Name` = ?"
|
|
End Select
|
|
Dim database : Set database = installer.OpenDatabase(databasePath, openMode) : CheckError
|
|
Dim view : Set view = database.OpenView(sqlQuery)
|
|
Dim record
|
|
|
|
If openMode = msiOpenDatabaseModeReadOnly Then 'If listing streams, simply fetch all records
|
|
Dim message, name
|
|
view.Execute : CheckError
|
|
Do
|
|
Set record = view.Fetch
|
|
If record Is Nothing Then Exit Do
|
|
name = record.StringData(1)
|
|
If message = Empty Then message = name Else message = message & vbNewLine & name
|
|
Loop
|
|
Wscript.Echo message
|
|
Else 'If adding a stream, insert a row, else if removing a stream, delete the row
|
|
Set record = installer.CreateRecord(2)
|
|
record.StringData(1) = streamName
|
|
view.Execute record : CheckError
|
|
If importPath <> Empty Then 'Insert stream - copy data into stream
|
|
record.SetStream 2, importPath : CheckError
|
|
Else 'Delete stream, fetch first to provide better error message if missing
|
|
Set record = view.Fetch
|
|
If record Is Nothing Then Wscript.Echo "Stream not present:", streamName : Wscript.Quit 2
|
|
End If
|
|
view.Modify updateMode, record : CheckError
|
|
database.Commit : CheckError
|
|
Set view = Nothing
|
|
Set database = Nothing
|
|
CheckError
|
|
End If
|
|
|
|
Sub CheckError
|
|
Dim message, errRec
|
|
If Err = 0 Then Exit Sub
|
|
message = Err.Source & " " & Hex(Err) & ": " & Err.Description
|
|
If Not installer Is Nothing Then
|
|
Set errRec = installer.LastErrorRecord
|
|
If Not errRec Is Nothing Then message = message & vbNewLine & errRec.FormatText
|
|
End If
|
|
Wscript.Echo message
|
|
Wscript.Quit 2
|
|
End Sub
|