function AcceptHeaderMiddleware::handle

File

core/modules/system/tests/modules/accept_header_routing_test/src/AcceptHeaderMiddleware.php, line 32

Class

AcceptHeaderMiddleware

Example implementation of "accept header"-based content negotiation.

Namespace

Code

public function handle(Request $request, $type = self::MAIN_REQUEST, $catch = TRUE) : Response {
    $mapping = [
        'application/json' => 'json',
        'application/xml' => 'xml',
        'text/html' => 'html',
    ];
    $accept = $request->headers
        ->get('Accept') ?: [
        'text/html',
    ];
    if (isset($mapping[$accept[0]])) {
        $request->setRequestFormat($mapping[$accept[0]]);
    }
    return $this->app
        ->handle($request, $type, $catch);
}