(PHP ActiveX) Create a WinZip/7-Zip compatible AES Encrypted Zip

Creates a WinZip compatible AES-encrypted .zip archive

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows Note: The php_com_dotnet.dll may need to be enabled inside of php.ini.

<?php

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

// For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.Zip')
$zip = new COM("Chilkat.Zip");

$success = $zip->NewZip('/myZipDir/aes.zip');
if ($success != 1) {
    print $zip->LastErrorText . "\n";
    exit;
}

// Set properties to indicate that the Zip should be
// AES encrypted.

// A value of 4 indicates WinZip compatible AES encryption.
$zip->Encryption = 4;

// Key length can be 128, 192, or 256 bits.
$zip->EncryptKeyLength = 128;

// Set the password for AES encryption:
$zip->EncryptPassword = 'myPassword';

// Add a directory tree to be zipped.  (The files
// are not compressed at this point -- only references
// to the files and directories are added to the zip object.)
$recurse = 1;
$success = $zip->AppendFiles('c:/temp/a/*',$recurse);
if ($success != 1) {
    print $zip->LastErrorText . "\n";
    exit;
}

// Create the encrypted zip ("/myZipDir/aes.zip")
// The path of the zip is what was originally passed
// to the NewZip method (above).  
$success = $zip->WriteZipAndClose();
if ($success != 1) {
    print $zip->LastErrorText . "\n";
    exit;
}

print 'Created AES Encrypted Zip.' . "\n";

?>