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<?php
/**
* 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:
* 1. Set Preload::$paths.
* 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);
/**
* See https://www.php.net/manual/en/function.str-contains.php#126277
*/
if (! function_exists('str_contains')) {
/**
* Polyfill of str_contains()
*/
function str_contains(string $haystack, string $needle): bool
{
return empty($needle) || strpos($haystack, $needle) !== false;
}
}
class preload
{
/**
* @var array<array<string, mixed>> Paths to preload.
*/
private array $paths = [
[
'include' => __DIR__ . '/vendor/codeigniter4/framework/system',
'exclude' => [
// Not needed if you don't use them.
'/system/Database/OCI8/',
'/system/Database/Postgre/',
'/system/Database/SQLSRV/',
// Not needed.
'/system/Database/Seeder.php',
'/system/Test/',
'/system/Language/',
'/system/CLI/',
'/system/Commands/',
'/system/Publisher/',
'/system/ComposerScripts.php',
'/Views/',
// Errors occur.
'/system/Config/Routes.php',
'/system/ThirdParty/',
],
],
];
public function __construct()
{
$this->loadAutoloader();
}
private function loadAutoloader(): void
{
$paths = new Config\Paths();
require rtrim($paths->systemDirectory, '\\/ ') . DIRECTORY_SEPARATOR . 'bootstrap.php';
}
/**
* 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];
echo 'Loaded: ' . $file[0] . "\n";
}
}
}
}
(new preload())->load();