(PowerBuilder) Iterate over Matching Filenames

Iterates over files within a .zip that match a pattern. In this case, the pattern is "*.pem". This example will open a .zip containing files of type .txt, .cer, .pem, and possibly others, and will iterate over only the .pem files.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

integer li_rc
oleobject loo_Zip
integer li_Success
oleobject loo_Entry
oleobject loo_NextEntry
string ls_PemStr
integer li_BContinue

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

loo_Zip = create oleobject
li_rc = loo_Zip.ConnectToNewObject("Chilkat_9_5_0.Zip")
if li_rc < 0 then
    destroy loo_Zip
    MessageBox("Error","Connecting to COM object failed")
    return
end if

// Open a .zip containing PEM files, among other things..
li_Success = loo_Zip.OpenZip("qa_data/certs/thawte-roots.zip")
if li_Success <> 1 then
    Write-Debug loo_Zip.LastErrorText
    destroy loo_Zip
    return
end if

loo_Entry = loo_Zip.FirstMatchingEntry("*.pem")
if loo_Zip.LastMethodSuccess <> 1 then
    Write-Debug "No PEM entries found."
    destroy loo_Zip
    return
end if

li_BContinue = 1
do while (li_BContinue = 1)

    Write-Debug "Entry: " + loo_Entry.FileName

    // Get the uncommpressed contents of the entry:
    ls_PemStr = loo_Entry.UnzipToString(0,"utf-8")
    Write-Debug ls_PemStr

    loo_NextEntry = loo_Entry.NextMatchingEntry("*.pem")
    li_BContinue = loo_Entry.LastMethodSuccess
    destroy loo_Entry
    loo_Entry = loo_NextEntry
loop


destroy loo_Zip