Leaked source code of windows server 2003
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' Windows Installer utility to generate file cabinets from MSI database
' For use with Windows Scripting Host, CScript.exe or WScript.exe
' Copyright (c) 1999-2000, Microsoft Corporation
' Demonstrates the access to install engine and actions
'
Option Explicit
' FileSystemObject.CreateTextFile and FileSystemObject.OpenTextFile
Const OpenAsASCII = 0
Const OpenAsUnicode = -1
' FileSystemObject.CreateTextFile
Const OverwriteIfExist = -1
Const FailIfExist = 0
' FileSystemObject.OpenTextFile
Const OpenAsDefault = -2
Const CreateIfNotExist = -1
Const FailIfNotExist = 0
Const ForReading = 1
Const ForWriting = 2
Const ForAppending = 8
Const msiOpenDatabaseModeReadOnly = 0
Const msiOpenDatabaseModeTransact = 1
Const msiViewModifyInsert = 1
Const msiViewModifyUpdate = 2
Const msiViewModifyAssign = 3
Const msiViewModifyReplace = 4
Const msiViewModifyDelete = 6
Const msiUILevelNone = 2
Const msiRunModeSourceShortNames = 9
Const msidbFileAttributesNoncompressed = &h00002000
Dim argCount:argCount = Wscript.Arguments.Count
Dim iArg:iArg = 0
If argCount > 0 Then If InStr(1, Wscript.Arguments(0), "?", vbTextCompare) > 0 Then argCount = 0
If (argCount < 2) Then
Wscript.Echo "Windows Installer utility to generate compressed file cabinets from MSI database" &_
vbNewLine & " The 1st argument is the path to MSI database, at the source file root" &_
vbNewLine & " The 2nd argument is the base name used for the generated files (DDF, INF, RPT)" &_
vbNewLine & " The 3rd argument can optionally specify separate source location from the MSI" &_
vbNewLine & " The following options may be specified at any point on the command line" &_
vbNewLine & " /L to use LZX compression instead of MSZIP" &_
vbNewLine & " /F to limit cabinet size to 1.44 MB floppy size rather than CD" &_
vbNewLine & " /C to run compression, else only generates the .DDF file" &_
vbNewLine & " /U to update the MSI database to reference the generated cabinet" &_
vbNewLine & " /E to embed the cabinet file in the installer package as a stream" &_
vbNewLine & " /S to sequence number file table, ordered by directories" &_
vbNewLine & " /R to revert to non-cabinet install, removes cabinet if /E specified" &_
vbNewLine & " Notes:" &_
vbNewLine & " In order to generate a cabinet, MAKECAB.EXE must be on the PATH" &_
vbNewLine & " base name used for files and cabinet stream is case-sensitive" &_
vbNewLine & " If source type set to compressed, all files will be opened at the root" &_
vbNewLine & " (The /R option removes the compressed bit - SummaryInfo property 15 & 2)" &_
vbNewLine & " To replace an embedded cabinet, include the options: /R /C /U /E" &_
vbNewLine & " Does not handle updating of Media table to handle multiple cabinets" &_
vbNewLine &_
vbNewLine & "Copyright (C) Microsoft Corporation, 1999-2000. All rights reserved."
Wscript.Quit 1
End If
' Get argument values, processing any option flags
Dim compressType : compressType = "MSZIP"
Dim cabSize : cabSize = "CDROM"
Dim makeCab : makeCab = False
Dim embedCab : embedCab = False
Dim updateMsi : updateMsi = False
Dim sequenceFile : sequenceFile = False
Dim removeCab : removeCab = False
Dim databasePath : databasePath = NextArgument
Dim baseName : baseName = NextArgument
Dim sourceFolder : sourceFolder = NextArgument
If Not IsEmpty(NextArgument) Then Fail "More than 3 arguments supplied" ' process any trailing options
If Len(baseName) < 1 Or Len(baseName) > 8 Then Fail "Base file name must be from 1 to 8 characters"
If Not IsEmpty(sourceFolder) And Right(sourceFolder, 1) <> "\" Then sourceFolder = sourceFolder & "\"
Dim cabFile : cabFile = baseName & ".CAB"
Dim cabName : cabName = cabFile : If embedCab Then cabName = "#" & cabName
' Connect to Windows Installer object
On Error Resume Next
Dim installer : Set installer = Nothing
Set installer = Wscript.CreateObject("WindowsInstaller.Installer") : CheckError
' Open database
Dim database, openMode, view, record, updateMode, sumInfo, sequence, lastSequence
If updateMsi Or sequenceFile Or removeCab Then openMode = msiOpenDatabaseModeTransact Else openMode = msiOpenDatabaseModeReadOnly
Set database = installer.OpenDatabase(databasePath, openMode) : CheckError
' Remove existing cabinet(s) and revert to source tree install if options specified
If removeCab Then
Set view = database.OpenView("SELECT DiskId, LastSequence, Cabinet FROM Media ORDER BY DiskId") : CheckError
view.Execute : CheckError
updateMode = msiViewModifyUpdate
Set record = view.Fetch : CheckError
If Not record Is Nothing Then ' Media table not empty
If Not record.IsNull(3) Then
If record.StringData(3) <> cabName Then Wscript.Echo "Warning, cabinet name in media table, " & record.StringData(3) & " does not match " & cabName
record.StringData(3) = Empty
End If
record.IntegerData(2) = 9999 ' in case of multiple cabinets, force all files from 1st media
view.Modify msiViewModifyUpdate, record : CheckError
Do
Set record = view.Fetch : CheckError
If record Is Nothing Then Exit Do
view.Modify msiViewModifyDelete, record : CheckError 'remove other cabinet records
Loop
End If
Set sumInfo = database.SummaryInformation(3) : CheckError
sumInfo.Property(11) = Now
sumInfo.Property(13) = Now
sumInfo.Property(15) = sumInfo.Property(15) And Not 2
sumInfo.Persist
Set view = database.OpenView("SELECT `Name`,`Data` FROM _Streams WHERE `Name`= '" & cabFile & "'") : CheckError
view.Execute : CheckError
Set record = view.Fetch
If record Is Nothing Then
Wscript.Echo "Warning, cabinet stream not found in package: " & cabFile
Else
view.Modify msiViewModifyDelete, record : CheckError
End If
Set sumInfo = Nothing ' must release stream
database.Commit : CheckError
If Not updateMsi Then Wscript.Quit 0
End If
' Create an install session and execute actions in order to perform directory resolution
installer.UILevel = msiUILevelNone
Dim session : Set session = installer.OpenPackage(database,1) : If Err <> 0 Then Fail "Database: " & databasePath & ". Invalid installer package format"
Dim shortNames : shortNames = session.Mode(msiRunModeSourceShortNames) : CheckError
If Not IsEmpty(sourceFolder) Then session.Property("OriginalDatabase") = sourceFolder : CheckError
Dim stat : stat = session.DoAction("CostInitialize") : CheckError
If stat <> 1 Then Fail "CostInitialize failed, returned " & stat
' Check for non-cabinet files to avoid sequence number collisions
lastSequence = 0
If sequenceFile Then
Set view = database.OpenView("SELECT Sequence,Attributes FROM File") : CheckError
view.Execute : CheckError
Do
Set record = view.Fetch : CheckError
If record Is Nothing Then Exit Do
sequence = record.IntegerData(1)
If (record.IntegerData(2) And msidbFileAttributesNoncompressed) <> 0 And sequence > lastSequence Then lastSequence = sequence
Loop
End If
' Join File table to Component table in order to find directories
Dim orderBy : If sequenceFile Then orderBy = "Directory_" Else orderBy = "Sequence"
Set view = database.OpenView("SELECT File,FileName,Directory_,Sequence,File.Attributes FROM File,Component WHERE Component_=Component ORDER BY " & orderBy) : CheckError
view.Execute : CheckError
' Create DDF file and write header properties
Dim FileSys : Set FileSys = CreateObject("Scripting.FileSystemObject") : CheckError
Dim outStream : Set outStream = FileSys.CreateTextFile(baseName & ".DDF", OverwriteIfExist, OpenAsASCII) : CheckError
outStream.WriteLine "; Generated from " & databasePath & " on " & Now
outStream.WriteLine ".Set CabinetNameTemplate=" & baseName & "*.CAB"
outStream.WriteLine ".Set CabinetName1=" & cabFile
outStream.WriteLine ".Set ReservePerCabinetSize=8"
outStream.WriteLine ".Set MaxDiskSize=" & cabSize
outStream.WriteLine ".Set CompressionType=" & compressType
outStream.WriteLine ".Set InfFileLineFormat=(*disk#*) *file#*: *file* = *Size*"
outStream.WriteLine ".Set InfFileName=" & baseName & ".INF"
outStream.WriteLine ".Set RptFileName=" & baseName & ".RPT"
outStream.WriteLine ".Set InfHeader="
outStream.WriteLine ".Set InfFooter="
outStream.WriteLine ".Set DiskDirectoryTemplate=."
outStream.WriteLine ".Set Compress=ON"
outStream.WriteLine ".Set Cabinet=ON"
' Fetch each file and request the source path, then verify the source path
Dim fileKey, fileName, folder, sourcePath, delim, message, attributes
Do
Set record = view.Fetch : CheckError
If record Is Nothing Then Exit Do
fileKey = record.StringData(1)
fileName = record.StringData(2)
folder = record.StringData(3)
sequence = record.IntegerData(4)
attributes = record.IntegerData(5)
If (attributes And msidbFileAttributesNoncompressed) = 0 Then
If sequence <= lastSequence Then
If Not sequenceFile Then Fail "Duplicate sequence numbers in File table, use /S option"
sequence = lastSequence + 1
record.IntegerData(4) = sequence
view.Modify msiViewModifyUpdate, record
End If
lastSequence = sequence
delim = InStr(1, fileName, "|", vbTextCompare)
If delim <> 0 Then
If shortNames Then fileName = Left(fileName, delim-1) Else fileName = Right(fileName, Len(fileName) - delim)
End If
sourcePath = session.SourcePath(folder) & fileName
outStream.WriteLine """" & sourcePath & """" & " " & fileKey
If installer.FileAttributes(sourcePath) = -1 Then message = message & vbNewLine & sourcePath
End If
Loop
outStream.Close
REM Wscript.Echo "SourceDir = " & session.Property("SourceDir")
If Not IsEmpty(message) Then Fail "The following files were not available:" & message
' Generate compressed file cabinet
If makeCab Then
Dim WshShell : Set WshShell = Wscript.CreateObject("Wscript.Shell") : CheckError
Dim cabStat : cabStat = WshShell.Run("MakeCab.exe /f " & baseName & ".DDF", 1, True) : CheckError
If cabStat <> 0 Then Fail "MAKECAB.EXE failed, possibly could not find source files, or invalid DDF format"
End If
' Update Media table and SummaryInformation if requested
If updateMsi Then
Set view = database.OpenView("SELECT DiskId, LastSequence, Cabinet FROM Media ORDER BY DiskId") : CheckError
view.Execute : CheckError
updateMode = msiViewModifyUpdate
Set record = view.Fetch : CheckError
If record Is Nothing Then ' Media table empty
Set record = Installer.CreateRecord(3)
record.IntegerData(1) = 1
updateMode = msiViewModifyInsert
End If
record.IntegerData(2) = lastSequence
record.StringData(3) = cabName
view.Modify updateMode, record
Set sumInfo = database.SummaryInformation(3) : CheckError
sumInfo.Property(11) = Now
sumInfo.Property(13) = Now
sumInfo.Property(15) = (shortNames And 1) + 2
sumInfo.Persist
End If
' Embed cabinet if requested
If embedCab Then
Set view = database.OpenView("SELECT `Name`,`Data` FROM _Streams") : CheckError
view.Execute : CheckError
Set record = Installer.CreateRecord(2)
record.StringData(1) = cabFile
record.SetStream 2, cabFile : CheckError
view.Modify msiViewModifyAssign, record : CheckError 'replace any existing stream of that name
End If
' Commit database in case updates performed
database.Commit : CheckError
Wscript.Quit 0
' Extract argument value from command line, processing any option flags
Function NextArgument
Dim arg
Do ' loop to pull in option flags until an argument value is found
If iArg >= argCount Then Exit Function
arg = Wscript.Arguments(iArg)
iArg = iArg + 1
If (AscW(arg) <> AscW("/")) And (AscW(arg) <> AscW("-")) Then Exit Do
Select Case UCase(Right(arg, Len(arg)-1))
Case "C" : makeCab = True
Case "E" : embedCab = True
Case "F" : cabSize = "1.44M"
Case "L" : compressType = "LZX"
Case "R" : removeCab = True
Case "S" : sequenceFile = True
Case "U" : updateMsi = True
Case Else: Wscript.Echo "Invalid option flag:", arg : Wscript.Quit 1
End Select
Loop
NextArgument = arg
End Function
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
Fail message
End Sub
Sub Fail(message)
Wscript.Echo message
Wscript.Quit 2
End Sub