PHP code example of middlewares / negotiation

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

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

    

middlewares / negotiation example snippets

Dispatcher::run([
    new Middlewares\ContentType(),
    new Middlewares\ContentLanguage(['en', 'gl', 'es']),
    new Middlewares\ContentEncoding(['gzip', 'deflate']),
]);

//Use the default types
$negotiator = new Middlewares\ContentType();

//Use only few types
$negotiator = new Middlewares\ContentType(['html', 'json']);

//Use only few types and configure some of them
$negotiator = new Middlewares\ContentType([
    'html',
    'json',
    'txt' => [
        'extension' => ['txt'],
        'mime-type' => ['text/plain'],
        'charset' => true,
    ]
]);

$responseFactory = new MyOwnResponseFactory();

//Use default html format (the first provided) if no valid format was detected (By default)
$negotiator = new Middlewares\ContentType(['html', 'json']);

//Return a 406 response if no valid format was detected
$negotiator = (new Middlewares\ContentType(['html', 'json']))->errorResponse();

//Return a 406 response using a specific responseFactory if no valid format was detected
$negotiator = (new Middlewares\ContentType(['html', 'json']))->errorResponse($responseFactory);

$negotiator = (new Middlewares\ContentType())->charsets(['UTF-8', 'ISO-8859-1']);

//Disable noSniff header
$negotiator = (new Middlewares\ContentType())->noSniff(false);

$request = Factory::createServerRequest('GET', '/')
    ->withHeader('Accept-Language', 'gl-es, es;q=0.8, en;q=0.7');

Dispatcher::run([
    new Middlewares\ContentLanguage(['es', 'en']),

    function ($request) {
        $language = $request->getHeaderLine('Accept-Language');

        switch ($language) {
            case 'es':
                return 'Hola mundo';
            case 'en':
                return 'Hello world';
        }
    }
], $request);

$request = Factory::createServerRequest('GET', '/en/hello-world');

Dispatcher::run([
    (new Middlewares\ContentLanguage(['es', 'en']))->usePath(),

    function ($request) {
        $language = $request->getHeaderLine('Accept-Language');

        switch ($language) {
            case 'es':
                return 'Hola mundo';
            case 'en':
                return 'Hello world';
        }
    }
], $request);

$responseFactory = new MyOwnResponseFactory();

//Use not only the Accept-Language header but also the path prefix to detect the language
$negotiator = (new Middlewares\ContentLanguage(['es', 'en']))->usePath();

//Returns a redirection with the language in the path if it's missing
$negotiator = (new Middlewares\ContentLanguage(['es', 'en']))->usePath()->redirect();

//Returns a redirection using a specific response factory
$negotiator = (new Middlewares\ContentLanguage(['es', 'en']))->usePath()->redirect($responseFactory);

$request = Factory::createServerRequest('GET', '/')
    ->withHeader('Accept-Encoding', 'gzip,deflate');

Dispatcher::run([
    new Middlewares\ContentEncoding(['gzip']),

    function ($request) {
        echo $request->getHeaderLine('Accept-Encoding'); //gzip
    }
], $request);