PHP code example of gpslab / middleware

1. Go to this page and download the library: Download gpslab/middleware library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php.

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

gpslab / middleware example snippets


// middleware chain
$chain = new DirectBindingMiddlewareChain();

// add logger middleware
$chain->append(new LoggerMiddleware($logger));
// add validator middleware
$chain->append(new ValidatorMiddleware($validator));
// add middleware for handle command from origin command bus
$chain->append(new CommandMiddleware($command_bus));

// configure command bus
$bus = new MiddlewareCommandBus($chain);


// handle command
try {
    $bus->handle($my_command);
} catch(InvalidMessageException $e) {
    // show validation errors
    var_dump($e->getMessages());
}


// middleware chain
$chain = new DirectBindingMiddlewareChain();

// add logger middleware
$chain->append(new LoggerMiddleware($logger));
// add validator middleware
$chain->append(new ValidatorMiddleware($validator));
// add middleware for handle query from origin query bus
$chain->append(new QueryMiddleware($query_bus));

// configure query bus
$bus = new MiddlewareQueryBus($chain);


// handle query
try {
    $bus->handle($my_query);
} catch (InvalidMessageException $e) {
    // show validation errors
    var_dump($e->getMessages());
}


// middleware chain
$chain = new DirectBindingMiddlewareChain();

// add logger middleware
$chain->append(new LoggerMiddleware($logger));
// add middleware for handle event from origin domain event bus
$chain->append(new DomainEventMiddleware($domain_event_bus));

// configure domain event bus
$bus = new MiddlewareDomainEventBus($chain);


// publish domain event
$bus->publish($my_event);