Change a Filename before Unzipping

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

Download Chilkat 32-bit Zip ActiveX (.msi) (includes objects for .zip, .gz, .bz2, and .Z)

Download All 32-bit Chilkat ActiveX Components (.zip)

Download All 64-bit Chilkat ActiveX Components (.zip)

<?php

$zip = new COM("Chilkat.Zip2");

//  Any string unlocks the component for the 1st 30-days.
$success = $zip->UnlockComponent('Anything for 30-day trial');
if ($success != true) {
    print $zip->lastErrorText() . "\n";
    exit;
}

$success = $zip->OpenZip('test.zip');
if ($success != true) {
    print $zip->lastErrorText() . "\n";
    exit;
}

$entry = $zip->GetEntryByName('hamlet.xml');
//  Assume entry is non-null.  If GetEntryByName failed
//  to find the entry, it returns a null reference.
$entry->FileName = 'hamlet2.xml';

$entry = $zip->GetEntryByName('helloWorld.pl');
$entry->FileName = 'hw.pl';

//  Now unzip to the "test" subdirectory, under our current
//  working directory:
$numFilesUnzipped = $zip->Unzip('test');
if ($numFilesUnzipped < 0) {
    print $zip->lastErrorText() . "\n";
    exit;
}

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

?>