(PHP ActiveX) Create a Zip Entirely in Memory

Demonstrates how to create a .zip from in-memory byte data and strings, and to write the .zip to an in-memory image.

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.Crypt2')
$crypt = new COM("Chilkat.Crypt2");
// For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.Zip')
$zip = new COM("Chilkat.Zip");

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

// Add the bytes 0x00 0x01 0x02 0x03 ... 0x0F as a file in the .zip

$binFileData = $crypt->Decode('000102030405060708090A0B0C0D0E0F','hex');
// entry is a Chilkat.ZipEntry
$entry = $zip->AppendData('binaryData.dat',$binFileData);

// Add the string "Hello World!" to the .zip
// entry is a Chilkat.ZipEntry
$entry = $zip->AppendString2('helloWorld.txt','Hello World!','utf-8');

$zipFileInMemory = $zip->WriteToMemory();

// We could save these files to a file, and it is a valid .zip
// For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.FileAccess')
$fac = new COM("Chilkat.FileAccess");
$success = $fac->WriteEntireFile('test.zip',$zipFileInMemory);
if ($success != 1) {
    print $fac->LastErrorText . "\n";
    exit;
}

print 'Zip Created!' . "\n";

?>