Upgrade & update some class/function from Phalcon 3.4 to 5.0

Upgrade on base:
- Linux Ubuntu 20.04 LTS
- PHP 8.1
In filepath app/config.php
- Moved Phalcon\Config to Phalcon\Config\Config
In filepath app/loader.php
- Moved Phalcon\Loader to \Phalcon\Autoload\Loader
- Moved registerDirs() to setDirectories()
- Moved registerNamespaces() to setNamespaces()
- Moved registerClasses() has been renamed to setClasses()
In filepath app/config/router.php
- Moved $router->handle() to $router->handle($_SERVER['REQUEST_URI'] ?? '/')
In filepath public/index.php
- Moved echo $application->handle()->getContent() to $application->handle($_SERVER['REQUEST_URI'] ?? '/')->getContent()
- see link [https://github.com/phalcon/cphalcon/issues/14087]
In filepath app/config/services.php change key off array

instead of

$volt->setOptions([
    'compiledPath' => $config->application->cacheDir,
    'compiledSeparator' => '_'
]);

update to

$volt->setOptions([
    'path' => $config->application->cacheDir,
    'separator' => '_'
]);

Access to 404 page
- Moved PhDispatcher::EXCEPTION_HANDLER_NOT_FOUND to Exception::EXCEPTION_HANDLER_NOT_FOUND and use Phalcon\Dispatcher\Exception;
- Moved PhDispatcher::EXCEPTION_ACTION_NOT_FOUND to Exception::EXCEPTION_ACTION_NOT_FOUND and use Phalcon\Dispatcher\Exception;
Moved all Phalcon\DI to Phalcon\Di\Di
Phalcon session error:

$di->set('session', function() use ($di) {
    $session = new Phalcon\Session\Manager();
    $files = new Phalcon\Session\Adapter\Stream();
    $session->setAdapter($files)->start();

    return $session;
});

Phalcon flash error:

/**
 * Register the session flash service with the Twitter Bootstrap classes
 */
$di->set('flash', function () {
    $flash = new FlashSession();
    $flash->setAutomaticHtml(true);
    $flash->setCssClasses([
        'error'   => 'alert alert-danger',
        'success' => 'alert alert-success',
        'notice'  => 'alert alert-info',
        'warning' => 'alert alert-warning'
    ]);

    return $flash;
});

see link

Hashtags:

#developer #php development #phalcon framework