DataFlex

Change a Filename before Unzipping

See more Zip Examples

How to open a zip and modify the filename of one or more files within the zip before unzipping. DataFlex

Use ChilkatAx-win32.pkg

Procedure Test
    Boolean iSuccess
    Handle hoZip
    Variant vEntry
    Handle hoEntry
    Integer iNumFilesUnzipped
    String sTemp1

    Move False To iSuccess

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    Get Create (RefClass(cComChilkatZip)) To hoZip
    If (Not(IsComObjectCreated(hoZip))) Begin
        Send CreateComObject of hoZip
    End

    Get ComOpenZip Of hoZip "test.zip" To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoZip To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Get Create (RefClass(cComChilkatZipEntry)) To hoEntry
    If (Not(IsComObjectCreated(hoEntry))) Begin
        Send CreateComObject of hoEntry
    End

    Get pvComObject of hoEntry to vEntry
    Get ComEntryOf Of hoZip "hamlet.xml" vEntry To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoZip To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Set ComFileName Of hoEntry To "hamlet2.xml"

    Get pvComObject of hoEntry to vEntry
    Get ComEntryOf Of hoZip "helloWorld.pl" vEntry To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoZip To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Set ComFileName Of hoEntry To "hw.pl"

    // Now unzip to the "test" subdirectory, under our current
    // working directory:
    Get ComUnzip Of hoZip "test" To iNumFilesUnzipped
    If (iNumFilesUnzipped < 0) Begin
        Get ComLastErrorText Of hoZip To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // The filenames within the .zip are unchanged, but it unzipped
    // test/hw.pl and test/hamlet2.xm


End_Procedure