<?php

require_once dirname(dirname(__FILE__)) . '/autoload.php';

if (PHP_VERSION_ID < 50300) {
return;
}

/*
* This file is just for convenience, to allow developers to reduce verbosity when
* they add this project to their libraries.
*
* Replace this:
*
* $x = ParagonIE_Sodium_Compat::crypto_aead_xchacha20poly1305_encrypt(...$args);
*
* with this:
*
* use ParagonIE\Sodium\Compat;
*
* $x = Compat::crypto_aead_xchacha20poly1305_encrypt(...$args);
*/
spl_autoload_register(function ($class) {
if ($class[0] === '\\') {
$class = substr($class, 1);
}
$namespace = 'ParagonIE\\Sodium';
// Does the class use the namespace prefix?
$len = strlen($namespace);
if (strncmp($namespace, $class, $len) !== 0) {
// no, move to the next registered autoloader
return false;
}

// Get the relative class name
$relative_class = substr($class, $len);

// Replace the namespace prefix with the base directory, replace namespace
// separators with directory separators in the relative class name, append
// with .php
$file = dirname(dirname(__FILE__)) . '/namespaced/' . str_replace('\\', '/', $relative_class) . '.php';
// if the file exists, require it
if (file_exists($file)) {
require_once $file;
return true;
}
return false;
});