tools/w32DownloadUnzip.vbs
author unc0rr
Sun, 02 Dec 2012 01:25:11 +0400
changeset 8178 8bd087478b48
parent 7813 7ac83d79b897
child 9069 24a2da6e5a22
permissions -rw-r--r--
Fix QSettings problems: - Reopen file in ReadOnly mode if it was open in ReadWrite mode and is being read. This is needed for stupid QSettings which opens file in ReadWrite mode just to call readAll() on it. - Implement setSize(0)

' w32DownloadUnzip.vbs
'   Download a zipfile and uncompress it with no external tools in Windows
'
' Copyright (c) 2012, Vittorio Giovara, <vittorio.giovara@gmail.com>
' Redistribution and use is allowed according to the terms of the BSD license.
'
' References
'   http://superuser.com/questions/59465/is-it-possible-to-download-using-the-windows-command-line
'   http://stackoverflow.com/questions/1021557/how-to-unzip-a-file-using-the-command-line

Set ArgObj = WScript.Arguments

If (Wscript.Arguments.Count = 1) Then
    strFileURL = ArgObj(0)
    strOutputPath = CreateObject("Scripting.FileSystemObject").GetAbsolutePathName(".")
Else
    If (Wscript.Arguments.Count = 2) Then
        strFileURL = ArgObj(0)
        strOutputPath = ArgObj(1)
    Else
        WScript.Echo ("Usage: csript.exe w32DownloadUnzip.vbs url output")
        WScript.Quit
    End if
End if

strHDLocation = "C:\Windows\Temp\temp.zip"

' Fetch the file
WScript.Echo ( "Trying to download from " & strFileURL)
Set objXMLHTTP = CreateObject("MSXML2.XMLHTTP")
objXMLHTTP.open "GET", strFileURL, false
objXMLHTTP.send()

If objXMLHTTP.Status = 200 Then
    Set objADOStream = CreateObject("ADODB.Stream")
    objADOStream.Open
    objADOStream.Type = 1 'adTypeBinary

    objADOStream.Write objXMLHTTP.ResponseBody
    objADOStream.Position = 0    'Set the stream position to the start

    Set objFSO = Createobject("Scripting.FileSystemObject")
    If objFSO.Fileexists(strHDLocation) Then objFSO.DeleteFile strHDLocation
    Set objFSO = Nothing

    objADOStream.SaveToFile strHDLocation
    objADOStream.Close
    Set objADOStream = Nothing
Else
    WScript.Echo ("Error downloading file (error code: " & objXMLHTTP.Status & ")")
    Set objXMLHTTP = Nothing
    WScript.Quit
End if
Set objXMLHTTP = Nothing

WScript.Echo ( "Extracting file to " & strOutputPath)
Set objShell = CreateObject( "Shell.Application" )
Set objSource = objShell.NameSpace(strHDLocation).Items()
Set objTarget = objShell.NameSpace(strOutputPath)
intOptions = 16 'no user prompt
objTarget.CopyHere objSource, intOptions

WScript.Echo ( "Success!" )
Set objShell = Nothing