eustasy/authenticatron

<?php

include __DIR__ . '/assets/header.php';

$RandomBytes = false;
$OpenSSL = false;
$Secure = false;







////    RandomBytes
$RandomBytes_Block = '
    <div class="clear"></div>
    <div class="left">
        <p>RandomBytes</p>
    </div>
    <div class="right">
        <p>RandomBytes is used for secure key generation.</p>';
if (function_exists('random_bytes')) {
    $RandomBytes = true;
    $Secure = true;
    $RandomBytes_Block .= '
        <p class="color-flatui-nephritis">Available</p>';
} else {
    $RandomBytes_Block .= '
        <p class="color-flatui-pomegranate">Not Available</p>';
}
$RandomBytes_Block .= '
    </div>';







////    OpenSSL
$OpenSSL_Block = '
    <div class="clear"></div>
    <div class="left">
        <p>OpenSSL</p>
    </div>
    <div class="right">
        <p>OpenSSL is used as a fallback for secure key generation.</p>';
if (function_exists('openssl_random_pseudo_bytes')) {
    openssl_random_pseudo_bytes(1, $Strong);
    if ($Strong) {
        $OpenSSL = true;
        $Secure = true;
        $OpenSSL_Block .= '
        <p class="color-flatui-nephritis">Installed, Secure.</p>';
    } else {
        $OpenSSL_Block .= '
        <p class="color-flatui-pomegranate">Installed, Insecure.</p>';
    }
} else {
    $OpenSSL_Block .= '
        <p class="color-flatui-pomegranate">Not Installed</p>';
}
$OpenSSL_Block .= '
    </div>';







////    Security
$Security_Block = '
    <div class="clear break"></div>
    <div class="left">
        <h3>&nbsp;</h3>
        <p>Status</p>
        <p>Information</p>
    </div>
    <div class="right">
        <h3>Security</h3>';
if ($RandomBytes) {
    $Security_Block .= '
        <p class="color-flatui-nephritis"><strong>Your installation will use RandomBytes.</strong></p>';
    if ($MCrypt) {
        $Security_Block .= '
        <p>MCrypt is available as a fallback if necessary.</p>';
    }
    if ($OpenSSL) {
        $Security_Block .= '
        <p>OpenSSL is available as a fallback if necessary.</p>';
    }
} elseif ($OpenSSL) {
    $Security_Block .= '
        <p class="color-flatui-nephritis"><strong>Your installation will use OpenSSL.</strong></p>
        <p>This is the second best option, maybe try upgrading to PHP 8.x or installing <code>php[version]-mcrypt</code> ?</p>';
} else {
    $Security_Block .= '
        <p class="color-flatui-pomegranate"><strong>Your installation will not work.</strong></p>
        <p>Maybe try upgrading your PHP version, or installing <code>php[version]-mcrypt</code> or <code>openssl</code> ?</p>';
}
$Security_Block .= '
    </div>';







////    GD
$GD_Block = '
    <div class="clear break"></div>
    <div class="left">
        <h3>&nbsp;</h3>
        <p>Status</p>
        <p>Information</p>
    </div>
    <div class="right">
        <h3>GD</h3>';
if (
    extension_loaded('gd') &&
    function_exists('gd_info')
) {
    $GD_Block .= '
        <p class="color-flatui-nephritis">The GD functions are loaded. You can create QR Codes.</p>
        <p>The GD extension is used for generating a secure QR code.</p>';
} else {
    $GD_Block .= '
        <p class="color-flatui-pomegranate">The GD functions are not loaded. You cannot create QR Codes.</p>
        <p>The GD extension is used for generating a secure QR code.</p>
        <p>Try installing <code>php[version]-gd</code> in Ubuntu.</p>';
}
$GD_Block .= '
    </div>';








echo $Security_Block;
echo $RandomBytes_Block;
echo $OpenSSL_Block;

echo $GD_Block;

include __DIR__ . '/assets/footer.php';