286 lines
12 KiB
Plaintext
286 lines
12 KiB
Plaintext
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' Windows Installer utility to generate file cabinets from MSI database
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' For use with Windows Scripting Host, CScript.exe or WScript.exe
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' Copyright (c) 1999, Microsoft Corporation
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' Demonstrates the access to install engine and actions
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' Modified on Sept 12, 2000 by Paul Thompson to save the new cab as *.cab rather than *.CAB and also use the
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' SourcePath argument and FileKey for where to find the file to compress into the cab.
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'
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Option Explicit
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' FileSystemObject.CreateTextFile and FileSystemObject.OpenTextFile
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Const OpenAsASCII = 0
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Const OpenAsUnicode = -1
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' FileSystemObject.CreateTextFile
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Const OverwriteIfExist = -1
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Const FailIfExist = 0
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' FileSystemObject.OpenTextFile
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Const OpenAsDefault = -2
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Const CreateIfNotExist = -1
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Const FailIfNotExist = 0
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Const ForReading = 1
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Const ForWriting = 2
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Const ForAppending = 8
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Const msiOpenDatabaseModeReadOnly = 0
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Const msiOpenDatabaseModeTransact = 1
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Const msiViewModifyInsert = 1
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Const msiViewModifyUpdate = 2
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Const msiViewModifyAssign = 3
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Const msiViewModifyReplace = 4
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Const msiViewModifyDelete = 6
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Const msiUILevelNone = 2
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Const msiRunModeSourceShortNames = 9
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Const msidbFileAttributesNoncompressed = &h00002000
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Dim argCount:argCount = Wscript.Arguments.Count
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Dim iArg:iArg = 0
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If argCount > 0 Then If InStr(1, Wscript.Arguments(0), "?", vbTextCompare) > 0 Then argCount = 0
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If (argCount < 2) Then
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Wscript.Echo "Windows Installer utility to generate compressed file cabinets from MSI database" &_
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vbNewLine & " The 1st argument is the path to MSI database, at the source file root" &_
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vbNewLine & " The 2nd argument is the base name used for the generated files (DDF, INF, RPT)" &_
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vbNewLine & " The 3rd argument can optionally specify separate source location from the MSI" &_
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vbNewLine & " The following options may be specified at any point on the command line" &_
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vbNewLine & " /L to use LZX compression instead of MSZIP" &_
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vbNewLine & " /F to limit cabinet size to 1.44 MB floppy size rather than CD" &_
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vbNewLine & " /C to run compression, else only generates the .DDF file" &_
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vbNewLine & " /U to update the MSI database to reference the generated cabinet" &_
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vbNewLine & " /E to embed the cabinet file in the installer package as a stream" &_
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vbNewLine & " /S to sequence number file table, ordered by directories" &_
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vbNewLine & " /R to revert to non-cabinet install, removes cabinet if /E specified" &_
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vbNewLine & " Notes:" &_
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vbNewLine & " In order to generate a cabinet, MAKECAB.EXE must be on the PATH" &_
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vbNewLine & " base name used for files and cabinet stream is case-sensitive" &_
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vbNewLine & " If source type set to compressed, all files will be opened at the root" &_
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vbNewLine & " (The /R option removes the compressed bit - SummaryInfo property 15 & 2)" &_
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vbNewLine & " To replace an embedded cabinet, include the options: /R /C /U /E" &_
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vbNewLine & " Does not handle updating of Media table to handle multiple cabinets"
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Wscript.Quit 1
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End If
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' Get argument values, processing any option flags
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Dim compressType : compressType = "MSZIP"
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Dim cabSize : cabSize = "CDROM"
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Dim makeCab : makeCab = False
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Dim embedCab : embedCab = False
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Dim updateMsi : updateMsi = False
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Dim sequenceFile : sequenceFile = False
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Dim removeCab : removeCab = False
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Dim databasePath : databasePath = NextArgument
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Dim baseName : baseName = NextArgument
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Dim sourceFolder : sourceFolder = NextArgument
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If Not IsEmpty(NextArgument) Then Fail "More than 3 arguments supplied" ' process any trailing options
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If Len(baseName) < 1 Or Len(baseName) > 8 Then Fail "Base file name must be from 1 to 8 characters"
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If Not IsEmpty(sourceFolder) And Right(sourceFolder, 1) <> "\" Then sourceFolder = sourceFolder & "\"
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Dim cabFile : cabFile = baseName & ".cab"
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Dim cabName : cabName = cabFile : If embedCab Then cabName = "#" & cabName
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' Connect to Windows Installer object
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On Error Resume Next
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Dim installer : Set installer = Nothing
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Set installer = Wscript.CreateObject("WindowsInstaller.Installer") : CheckError
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' Open database
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Dim database, openMode, view, record, updateMode, sumInfo, sequence, lastSequence
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If updateMsi Or sequenceFile Or removeCab Then openMode = msiOpenDatabaseModeTransact Else openMode = msiOpenDatabaseModeReadOnly
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Set database = installer.OpenDatabase(databasePath, openMode) : CheckError
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' Remove existing cabinet(s) and revert to source tree install if options specified
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If removeCab Then
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Set view = database.OpenView("SELECT DiskId, LastSequence, Cabinet FROM Media ORDER BY DiskId") : CheckError
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view.Execute : CheckError
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updateMode = msiViewModifyUpdate
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Set record = view.Fetch : CheckError
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If Not record Is Nothing Then ' Media table not empty
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If Not record.IsNull(3) Then
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If record.StringData(3) <> cabName Then Wscript.Echo "Warning, cabinet name in media table, " & record.StringData(3) & " does not match " & cabName
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record.StringData(3) = Empty
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End If
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record.IntegerData(2) = 9999 ' in case of multiple cabinets, force all files from 1st media
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view.Modify msiViewModifyUpdate, record : CheckError
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Do
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Set record = view.Fetch : CheckError
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If record Is Nothing Then Exit Do
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view.Modify msiViewModifyDelete, record : CheckError 'remove other cabinet records
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Loop
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End If
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Set sumInfo = database.SummaryInformation(3) : CheckError
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sumInfo.Property(11) = Now
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sumInfo.Property(13) = Now
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sumInfo.Property(15) = sumInfo.Property(15) And Not 2
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sumInfo.Persist
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Set view = database.OpenView("SELECT `Name`,`Data` FROM _Streams WHERE `Name`= '" & cabFile & "'") : CheckError
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view.Execute : CheckError
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Set record = view.Fetch
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If record Is Nothing Then
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Wscript.Echo "Warning, cabinet stream not found in package: " & cabFile
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Else
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view.Modify msiViewModifyDelete, record : CheckError
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End If
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Set sumInfo = Nothing ' must release stream
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database.Commit : CheckError
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If Not updateMsi Then Wscript.Quit 0
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End If
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' Create an install session and execute actions in order to perform directory resolution
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installer.UILevel = msiUILevelNone
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Dim session : Set session = installer.OpenPackage(database) : If Err <> 0 Then Fail "Database: " & databasePath & ". Invalid installer package format"
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Dim shortNames : shortNames = session.Mode(msiRunModeSourceShortNames) : CheckError
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If Not IsEmpty(sourceFolder) Then session.Property("OriginalDatabase") = sourceFolder : CheckError
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Dim stat : stat = session.DoAction("CostInitialize") : CheckError
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If stat <> 1 Then Fail "CostInitialize failed, returned " & stat
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' Check for non-cabinet files to avoid sequence number collisions
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lastSequence = 0
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If sequenceFile Then
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Set view = database.OpenView("SELECT Sequence,Attributes FROM File") : CheckError
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view.Execute : CheckError
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Do
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Set record = view.Fetch : CheckError
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If record Is Nothing Then Exit Do
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sequence = record.IntegerData(1)
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If (record.IntegerData(2) And msidbFileAttributesNoncompressed) <> 0 And sequence > lastSequence Then lastSequence = sequence
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Loop
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End If
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' Join File table to Component table in order to find directories
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Dim orderBy : If sequenceFile Then orderBy = "Directory_" Else orderBy = "Sequence"
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Set view = database.OpenView("SELECT File,FileName,Directory_,Sequence,File.Attributes FROM File,Component WHERE Component_=Component ORDER BY " & orderBy) : CheckError
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view.Execute : CheckError
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' Create DDF file and write header properties
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Dim FileSys : Set FileSys = CreateObject("Scripting.FileSystemObject") : CheckError
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Dim outStream : Set outStream = FileSys.CreateTextFile(baseName & ".DDF", OverwriteIfExist, OpenAsASCII) : CheckError
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outStream.WriteLine "; Generated from " & databasePath & " on " & Now
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outStream.WriteLine ".Set CabinetNameTemplate=" & baseName & "*.cab"
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outStream.WriteLine ".Set CabinetName1=" & cabFile
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outStream.WriteLine ".Set ReservePerCabinetSize=8"
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outStream.WriteLine ".Set MaxDiskSize=" & cabSize
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outStream.WriteLine ".Set CompressionType=" & compressType
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outStream.WriteLine ".Set InfFileLineFormat=(*disk#*) *file#*: *file* = *Size*"
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outStream.WriteLine ".Set InfFileName=" & baseName & ".INF"
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outStream.WriteLine ".Set RptFileName=" & baseName & ".RPT"
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outStream.WriteLine ".Set InfHeader="
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outStream.WriteLine ".Set InfFooter="
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outStream.WriteLine ".Set DiskDirectoryTemplate=."
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outStream.WriteLine ".Set Compress=ON"
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outStream.WriteLine ".Set Cabinet=ON"
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' Fetch each file and request the source path, then verify the source path
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Dim fileKey, fileName, folder, sourcePath, delim, message, attributes
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Do
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Set record = view.Fetch : CheckError
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If record Is Nothing Then Exit Do
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fileKey = record.StringData(1)
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fileName = record.StringData(2)
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folder = record.StringData(3)
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sequence = record.IntegerData(4)
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attributes = record.IntegerData(5)
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If (attributes And msidbFileAttributesNoncompressed) = 0 Then
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If sequence <= lastSequence Then
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If Not sequenceFile Then Fail "Duplicate sequence numbers in File table, use /S option"
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sequence = lastSequence + 1
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record.IntegerData(4) = sequence
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view.Modify msiViewModifyUpdate, record
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End If
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lastSequence = sequence
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delim = InStr(1, fileName, "|", vbTextCompare)
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If delim <> 0 Then
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If shortNames Then fileName = Left(fileName, delim-1) Else fileName = Right(fileName, Len(fileName) - delim)
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End If
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REM sourcePath = session.SourcePath(folder) & fileName
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sourcePath = sourceFolder & fileKey
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outStream.WriteLine sourcePath & " " & fileKey
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If installer.FileAttributes(sourcePath) = -1 Then message = message & vbNewLine & sourcePath
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End If
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Loop
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outStream.Close
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REM Wscript.Echo "SourceDir = " & session.Property("SourceDir")
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If Not IsEmpty(message) Then Fail "The following files were not available:" & message
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' Generate compressed file cabinet
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If makeCab Then
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Dim WshShell : Set WshShell = Wscript.CreateObject("Wscript.Shell") : CheckError
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Dim cabStat : cabStat = WshShell.Run("MakeCab.exe /f " & baseName & ".DDF", 7, True) : CheckError
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If cabStat <> 0 Then Fail "MAKECAB.EXE failed, possibly could not find source files, or invalid DDF format"
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End If
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' Update Media table and SummaryInformation if requested
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If updateMsi Then
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Set view = database.OpenView("SELECT DiskId, LastSequence, Cabinet FROM Media ORDER BY DiskId") : CheckError
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view.Execute : CheckError
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updateMode = msiViewModifyUpdate
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Set record = view.Fetch : CheckError
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If record Is Nothing Then ' Media table empty
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Set record = Installer.CreateRecord(3)
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record.IntegerData(1) = 1
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updateMode = msiViewModifyInsert
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End If
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record.IntegerData(2) = lastSequence
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record.StringData(3) = cabName
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view.Modify updateMode, record
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Set sumInfo = database.SummaryInformation(3) : CheckError
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sumInfo.Property(11) = Now
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sumInfo.Property(13) = Now
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sumInfo.Property(15) = (shortNames And 1) + 2
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sumInfo.Persist
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End If
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' Embed cabinet if requested
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If embedCab Then
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Set view = database.OpenView("SELECT `Name`,`Data` FROM _Streams") : CheckError
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view.Execute : CheckError
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Set record = Installer.CreateRecord(2)
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record.StringData(1) = cabFile
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record.SetStream 2, cabFile : CheckError
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view.Modify msiViewModifyAssign, record : CheckError 'replace any existing stream of that name
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End If
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' Commit database in case updates performed
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database.Commit : CheckError
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Wscript.Quit 0
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' Extract argument value from command line, processing any option flags
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Function NextArgument
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Dim arg
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Do ' loop to pull in option flags until an argument value is found
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If iArg >= argCount Then Exit Function
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arg = Wscript.Arguments(iArg)
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iArg = iArg + 1
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If (AscW(arg) <> AscW("/")) And (AscW(arg) <> AscW("-")) Then Exit Do
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Select Case UCase(Right(arg, Len(arg)-1))
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Case "C" : makeCab = True
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Case "E" : embedCab = True
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Case "F" : cabSize = "1.44M"
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Case "L" : compressType = "LZX"
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Case "R" : removeCab = True
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Case "S" : sequenceFile = True
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Case "U" : updateMsi = True
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Case Else: Wscript.Echo "Invalid option flag:", arg : Wscript.Quit 1
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End Select
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Loop
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NextArgument = arg
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End Function
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Sub CheckError
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Dim message, errRec
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If Err = 0 Then Exit Sub
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message = Err.Source & " " & Hex(Err) & ": " & Err.Description
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If Not installer Is Nothing Then
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Set errRec = installer.LastErrorRecord
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If Not errRec Is Nothing Then message = message & vbNewLine & errRec.FormatText
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End If
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Fail message
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End Sub
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Sub Fail(message)
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Wscript.Echo message
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Wscript.Quit 2
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End Sub
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