#!/usr/bin/env php
<?php
/**
* Command-line example usage of OpenSSL-File-Encrypt class.
*
* Processes up to 1.8 GB on CLI, subject to memory availability.
*
* Usage:
* php <thisfilename> -e|-d <filename>
*
* @author Martin Latter <copysense.co.uk>
* @copyright Martin Latter 20/02/2018
* @version 0.05
* @license GNU GPL v3.0
* @link https://github.com/Tinram/OpenSSL-File-Encrypt.git
*/
declare(strict_types=1);
define('DUB_EOL', PHP_EOL . PHP_EOL);
define('LINUX', (stripos(php_uname(), 'linux') !== FALSE) ? TRUE : FALSE);
if ( ! extension_loaded('openssl'))
{
die(PHP_EOL . ' OpenSSL library not available!' . DUB_EOL);
}
require('classes/openssl_file.class.php');
$sUsage =
PHP_EOL . ' ' . basename(__FILE__, '.php') .
DUB_EOL . "\tusage: php " . basename(__FILE__) . ' -e|-d <file> ' . ( ! LINUX ? '<password>' : '') . DUB_EOL;
$sMode = null;
$aOptions = getopt('h::e::d::', ['help::', 'h::']);
if ( ! empty($aOptions))
{
$sOpt = key($aOptions);
switch ($sOpt)
{
case 'h':
die($sUsage);
break;
case 'e':
case 'd':
$sMode = $sOpt;
break;
}
}
else
{
die($sUsage);
}
if ( ! isset($_SERVER['argv'][2]))
{
echo PHP_EOL . ' missing filename!' . PHP_EOL;
die($sUsage);
}
$sFilename = $_SERVER['argv'][2];
if ( ! file_exists($sFilename))
{
die(PHP_EOL . ' \'' . $sFilename . '\' does not exist in this directory!' . DUB_EOL);
}
if (LINUX)
{
echo ' password: ';
`/bin/stty -echo`;
$sPassword = trim(fgets(STDIN));
`/bin/stty echo`;
if ($sMode === 'e')
{
echo PHP_EOL . ' re-enter password: ';
`/bin/stty -echo`;
$sPassword2 = trim(fgets(STDIN));
`/bin/stty echo`;
if ($sPassword !== $sPassword2)
{
die(PHP_EOL . ' entered passwords do not match!' . DUB_EOL);
}
}
}
else
{
if ( ! isset($_SERVER['argv'][3]))
{
die(PHP_EOL . ' missing password!' . DUB_EOL . "\tusage: " . basename(__FILE__) . ' -e|-d <file> <password>' . DUB_EOL);
}
else
{
$sPassword = $_SERVER['argv'][3];
}
}
if ($sMode === 'e')
{
echo OpenSSLFile::encrypt($sFilename, $sPassword);
}
else if ($sMode === 'd')
{
echo OpenSSLFile::decrypt($sFilename, $sPassword);
}
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