PureBasic

List Files/Directories in Zip by Index

See more Zip Examples

Demonstrates how to iterate over the files and directories in a zip archive by index. PureBasic

IncludeFile "CkZip.pb"
IncludeFile "CkZipEntry.pb"

Procedure ChilkatExample()

    success.i = 0

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

    zip.i = CkZip::ckCreate()
    If zip.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success = CkZip::ckOpenZip(zip,"qa_data/zips/sample.zip")
    If success = 0
        Debug CkZip::ckLastErrorText(zip)
        CkZip::ckDispose(zip)
        ProcedureReturn
    EndIf

    numEntries.i = CkZip::ckNumEntries(zip)

    entry.i = CkZipEntry::ckCreate()
    If entry.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    i.i = 0
    While i < numEntries
        CkZip::ckEntryAt(zip,i,entry)
        ; Note: In the ZIP file format, it is not required for a ZIP file to contain explicit directory entries. 
        ; However, explicit directory entries can be included for convenience and compatibility with certain ZIP file processing tools and software.
        ; An explicit directory entry in a ZIP file is an entry that specifically represents a directory, rather than a file. 
        ; It usually has a directory name with a trailing slash (/) and zero-length content.
        If CkZipEntry::ckIsDirectory(entry)
            Debug Str(i) + ": " + CkZipEntry::ckFileName(entry) + " (directory)"
        Else
            Debug Str(i) + ": " + CkZipEntry::ckFileName(entry)
        EndIf

        i = i + 1
    Wend

    ; Sample output:

    ; 0: aaa/ (directory)
    ; 1: aaa/pigs.json
    ; 2: bbb/ (directory)
    ; 3: bbb/base64Cert.txt
    ; 4: bbb/sub1/ (directory)
    ; 5: bbb/sub1/brasil_cert.pem
    ; 6: bbb/sub2/ (directory)
    ; 7: bbb/sub2/penguins.gif
    ; 8: bbb/sub2/starfish.jpg
    ; 9: hamlet.xml
    ; 10: hello.pdf

    CkZip::ckCloseZip(zip)


    CkZip::ckDispose(zip)
    CkZipEntry::ckDispose(entry)


    ProcedureReturn
EndProcedure