<?php

declare(strict_types=1);

use CodeIgniter\Boot;

use Config\Paths;

/**

* This file is part of CodeIgniter 4 framework.

*

* (c) CodeIgniter Foundation <admin@codeigniter.com>

*

* For the full copyright and license information, please view

* the LICENSE file that was distributed with this source code.

*/

/*

*---------------------------------------------------------------

* Sample file for Preloading

*---------------------------------------------------------------

* See https://www.php.net/manual/en/opcache.preloading.php

*

* How to Use:

* 0. Copy this file to your project root folder.

* 1. Set the $paths property of the preload class below.

* 2. Set opcache.preload in php.ini.

* php.ini:

* opcache.preload=/path/to/preload.php

*/

// Load the paths config file

require __DIR__ . '/app/Config/Paths.php';

// Path to the front controller

define('FCPATH', __DIR__ . DIRECTORY_SEPARATOR . 'public' . DIRECTORY_SEPARATOR);

class preload

{

/**

* @var array Paths to preload.

*/

private array $paths = [

[

'include' => __DIR__ . '/vendor/codeigniter4/framework/system', // Change this path if using manual installation

'exclude' => [

// Not needed if you don't use them.

'/system/Database/OCI8/',

'/system/Database/Postgre/',

'/system/Database/SQLite3/',

'/system/Database/SQLSRV/',

// Not needed for web apps.

'/system/Database/Seeder.php',

'/system/Test/',

'/system/CLI/',

'/system/Commands/',

'/system/Publisher/',

'/system/ComposerScripts.php',

// Not Class/Function files.

'/system/Config/Routes.php',

'/system/Language/',

'/system/bootstrap.php',

'/system/util_bootstrap.php',

'/system/rewrite.php',

'/Views/',

// Errors occur.

'/system/ThirdParty/',

],

],

];

public function __construct()

{

$this->loadAutoloader();

}

/**

* Load PHP files.

*/

public function load(): void

{

foreach ($this->paths as $path) {

$directory = new RecursiveDirectoryIterator($path['include']);

$fullTree = new RecursiveIteratorIterator($directory);

$phpFiles = new RegexIterator($fullTree, '/.+((?<!Test)+\.php$)/i', RecursiveRegexIterator::GET_MATCH);

foreach ($phpFiles as $key => $file) {

foreach ($path['exclude'] as $exclude) {

if (str_contains($file[0], $exclude)) {

continue 2;

}

}

require_once $file[0];

// Uncomment only for debugging (to inspect which files are included).

// Never use this in production - preload scripts must not generate output.

// echo 'Loaded: ' . $file[0] . "\n";

}

}

}

private function loadAutoloader(): void

{

$paths = new Paths();

require rtrim($paths->systemDirectory, '\\/ ') . DIRECTORY_SEPARATOR . 'Boot.php';

Boot::preload($paths);

}

}

(new preload())->load();