<?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; 
}); 
 
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