DataFlex

Unzip Encrypted Text into a String Variable

See more Zip Examples

Demonstrates how to open an encrypted .zip archive and unzip a text file directly into a string variable. DataFlex

Use ChilkatAx-win32.pkg

Procedure Test
    Boolean iSuccess
    Handle hoZip
    Variant vEntry
    Handle hoEntry
    Integer iLineEndingBehavior
    String sSrcCharset
    String sStrCsv
    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

    // Set the password required for decrypting.
    Set ComDecryptPassword Of hoZip To "myPassword"

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

    // Locate the file within the Zip to be unzipped into a string variable:
    Get Create (RefClass(cComChilkatZipEntry)) To hoEntry
    If (Not(IsComObjectCreated(hoEntry))) Begin
        Send CreateComObject of hoEntry
    End
    Get pvComObject of hoEntry to vEntry
    Get ComEntryMatching Of hoZip "*.csv" vEntry To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoZip To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // lineEndingBehavior:
    // 0 = leave unchanged.
    // 1 = convert all to bare LF's
    // 2 = convert all to CRLF's
    Move 0 To iLineEndingBehavior
    Move "utf-8" To sSrcCharset

    Get ComUnzipToString Of hoEntry iLineEndingBehavior sSrcCharset To sStrCsv
    Showln sStrCsv


End_Procedure