(PHP Extension) Unzip Encrypted Text into a String Variable

Demonstrates how to open an encrypted .zip archive and unzip a text file directly into a string variable.

Chilkat PHP Downloads PHP Extension for Windows, Linux, MacOS, Alpine Linux

<?php

include("chilkat.php");
// Use "chilkat_9_5_0.php" for versions of Chilkat < 10.0.0

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

$zip = new CkZip();

// Set the password required for decrypting.
$zip->put_DecryptPassword('myPassword');

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

// Locate the file within the Zip to be unzipped into a string variable:
// entry is a CkZipEntry
$entry = $zip->FirstMatchingEntry('*.csv');
if ($zip->get_LastMethodSuccess() == false) {
    print 'No matching entry found.' . "\n";
    exit;
}

// lineEndingBehavior:
// 0 = leave unchanged.
// 1 = convert all to bare LF's
// 2 = convert all to CRLF's
$lineEndingBehavior = 0;
$srcCharset = 'utf-8';

$strCsv = $entry->unzipToString($lineEndingBehavior,$srcCharset);
print $strCsv . "\n";


?>