Modify Name of File Stored within Zip when Creating a .zip

Demonstrates how to create a zip where the filename within the .zip is different than the filename that was added from the filesystem.

Download Chilkat Zip ActiveX

Dim zip As New ChilkatZip2

Dim success As Long

success = zip.UnlockComponent("anything for 30-day trial")
If (success <> 1) Then
    MsgBox "Failed to unlock zip component"
    Exit Sub
End If

'  Intialize the zip object by calling NewZip.
zip.NewZip "myZip.zip"

'  Add a reference to a file on disk to the zip object.
'  (When appending files to a zip, the files are not actually
'  read into memory.  References to the file(s) are added.
'  When WriteZip is called, the referenced files are streamed in
'  and compressed to the .zip.)
Dim saveExtraPath As Long
saveExtraPath = 0
success = zip.AppendOneFileOrDir("c:/temp/a/hamlet.xml",saveExtraPath)
If (success <> 1) Then
    MsgBox zip.LastErrorText
    Exit Sub
End If

'  The zip object references a single file.
'  Retrieve the entry object...
Dim entry As ChilkatZipEntry2
Set entry = zip.GetEntryByIndex(0)

'  Set the entry's filename to anything you want:
entry.FileName = "somethingElse.xml"

'  Note: Internally, the zip component retains the name of
'  the file referenced.  The current setting of the zip entry's
'  FileName property is stored in the .zip when writing.

'  The zip written here will contain somethingElse.xml
success = zip.WriteZipAndClose()
If (success <> 1) Then
    MsgBox zip.LastErrorText
Else
    MsgBox "Zip created!"
End If