<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\HttpKernel;
use Symfony\Component\HttpFoundation\Exception\RequestExceptionInterface;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\RequestStack;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\HttpKernel\Controller\ArgumentResolver;
use Symfony\Component\HttpKernel\Controller\ArgumentResolverInterface;
use Symfony\Component\HttpKernel\Controller\ControllerResolverInterface;
use Symfony\Component\HttpKernel\Event\ControllerArgumentsEvent;
use Symfony\Component\HttpKernel\Event\ControllerEvent;
use Symfony\Component\HttpKernel\Event\ExceptionEvent;
use Symfony\Component\HttpKernel\Event\FinishRequestEvent;
use Symfony\Component\HttpKernel\Event\RequestEvent;
use Symfony\Component\HttpKernel\Event\ResponseEvent;
use Symfony\Component\HttpKernel\Event\TerminateEvent;
use Symfony\Component\HttpKernel\Event\ViewEvent;
use Symfony\Component\HttpKernel\Exception\BadRequestHttpException;
use Symfony\Component\HttpKernel\Exception\ControllerDoesNotReturnResponseException;
use Symfony\Component\HttpKernel\Exception\HttpExceptionInterface;
use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
use Symfony\Contracts\EventDispatcher\EventDispatcherInterface;
// Help opcache.preload discover always-needed symbols
class_exists(ControllerArgumentsEvent::class);
class_exists(ControllerEvent::class);
class_exists(ExceptionEvent::class);
class_exists(FinishRequestEvent::class);
class_exists(RequestEvent::class);
class_exists(ResponseEvent::class);
class_exists(TerminateEvent::class);
class_exists(ViewEvent::class);
class_exists(KernelEvents::class);
/**
* HttpKernel notifies events to convert a Request object to a Response one.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class HttpKernel implements HttpKernelInterface, TerminableInterface
{
protected $dispatcher;
protected $resolver;
protected $requestStack;
private $argumentResolver;
public function __construct(EventDispatcherInterface $dispatcher, ControllerResolverInterface $resolver, RequestStack $requestStack = null, ArgumentResolverInterface $argumentResolver = null)
{
$this->dispatcher = $dispatcher;
$this->resolver = $resolver;
$this->requestStack = $requestStack ?? new RequestStack();
$this->argumentResolver = $argumentResolver ?? new ArgumentResolver();
}
/**
* {@inheritdoc}
*/
public function handle(Request $request, int $type = HttpKernelInterface::MAIN_REQUEST, bool $catch = true): Response
{
$request->headers->set('X-Php-Ob-Level', (string) ob_get_level());
$this->requestStack->push($request);
try {
return $this->handleRaw($request, $type);
} catch (\Exception $e) {
if ($e instanceof RequestExceptionInterface) {
$e = new BadRequestHttpException($e->getMessage(), $e);
}
if (false === $catch) {
$this->finishRequest($request, $type);
throw $e;
}
return $this->handleThrowable($e, $request, $type);
} finally {
$this->requestStack->pop();
}
}
/**
* {@inheritdoc}
*/
public function terminate(Request $request, Response $response)
{
$this->dispatcher->dispatch(new TerminateEvent($this, $request, $response), KernelEvents::TERMINATE);
}
/**
* @internal
*/
public function terminateWithException(\Throwable $exception, Request $request = null)
{
if (!$request = $request ?: $this->requestStack->getMainRequest()) {
throw $exception;
}
if ($pop = $request !== $this->requestStack->getMainRequest()) {
$this->requestStack->push($request);
}
try {
$response = $this->handleThrowable($exception, $request, self::MAIN_REQUEST);
} finally {
if ($pop) {
$this->requestStack->pop();
}
}
$response->sendHeaders();
$response->sendContent();
$this->terminate($request, $response);
}
/**
* Handles a request to convert it to a response.
*
* Exceptions are not caught.
*
* @throws \LogicException If one of the listener does not behave as expected
* @throws NotFoundHttpException When controller cannot be found
*/
private function handleRaw(Request $request, int $type = self::MAIN_REQUEST): Response
{
// request
$event = new RequestEvent($this, $request, $type);
$this->dispatcher->dispatch($event, KernelEvents::REQUEST);
if ($event->hasResponse()) {
return $this->filterResponse($event->getResponse(), $request, $type);
}
// load controller
if (false === $controller = $this->resolver->getController($request)) {
throw new NotFoundHttpException(sprintf('Unable to find the controller for path "%s". The route is wrongly configured.', $request->getPathInfo()));
}
$event = new ControllerEvent($this, $controller, $request, $type);
$this->dispatcher->dispatch($event, KernelEvents::CONTROLLER);
$controller = $event->getController();
// controller arguments
$arguments = $this->argumentResolver->getArguments($request, $controller);
$event = new ControllerArgumentsEvent($this, $controller, $arguments, $request, $type);
$this->dispatcher->dispatch($event, KernelEvents::CONTROLLER_ARGUMENTS);
$controller = $event->getController();
$arguments = $event->getArguments();
// call controller
$response = $controller(...$arguments);
// view
if (!$response instanceof Response) {
$event = new ViewEvent($this, $request, $type, $response);
$this->dispatcher->dispatch($event, KernelEvents::VIEW);
if ($event->hasResponse()) {
$response = $event->getResponse();
} else {
$msg = sprintf('The controller must return a "Symfony\Component\HttpFoundation\Response" object but it returned %s.', $this->varToString($response));
// the user may have forgotten to return something
if (null === $response) {
$msg .= ' Did you forget to add a return statement somewhere in your controller?';
}
throw new ControllerDoesNotReturnResponseException($msg, $controller, __FILE__, __LINE__ - 17);
}
}
return $this->filterResponse($response, $request, $type);
}
/**
* Filters a response object.
*
* @throws \RuntimeException if the passed object is not a Response instance
*/
private function filterResponse(Response $response, Request $request, int $type): Response
{
$event = new ResponseEvent($this, $request, $type, $response);
$this->dispatcher->dispatch($event, KernelEvents::RESPONSE);
$this->finishRequest($request, $type);
return $event->getResponse();
}
/**
* Publishes the finish request event, then pop the request from the stack.
*
* Note that the order of the operations is important here, otherwise
* operations such as {@link RequestStack::getParentRequest()} can lead to
* weird results.
*/
private function finishRequest(Request $request, int $type)
{
$this->dispatcher->dispatch(new FinishRequestEvent($this, $request, $type), KernelEvents::FINISH_REQUEST);
}
/**
* Handles a throwable by trying to convert it to a Response.
*
* @throws \Exception
*/
private function handleThrowable(\Throwable $e, Request $request, int $type): Response
{
$event = new ExceptionEvent($this, $request, $type, $e);
$this->dispatcher->dispatch($event, KernelEvents::EXCEPTION);
// a listener might have replaced the exception
$e = $event->getThrowable();
if (!$event->hasResponse()) {
$this->finishRequest($request, $type);
throw $e;
}
$response = $event->getResponse();
// the developer asked for a specific status code
if (!$event->isAllowingCustomResponseCode() && !$response->isClientError() && !$response->isServerError() && !$response->isRedirect()) {
// ensure that we actually have an error response
if ($e instanceof HttpExceptionInterface) {
// keep the HTTP status code and headers
$response->setStatusCode($e->getStatusCode());
$response->headers->add($e->getHeaders());
} else {
$response->setStatusCode(500);
}
}
try {
return $this->filterResponse($response, $request, $type);
} catch (\Exception $e) {
return $response;
}
}
/**
* Returns a human-readable string for the specified variable.
*/
private function varToString(mixed $var): string
{
if (\is_object($var)) {
return sprintf('an object of type %s', \get_class($var));
}
if (\is_array($var)) {
$a = [];
foreach ($var as $k => $v) {
$a[] = sprintf('%s => ...', $k);
}
return sprintf('an array ([%s])', mb_substr(implode(', ', $a), 0, 255));
}
if (\is_resource($var)) {
return sprintf('a resource (%s)', get_resource_type($var));
}
if (null === $var) {
return 'null';
}
if (false === $var) {
return 'a boolean value (false)';
}
if (true === $var) {
return 'a boolean value (true)';
}
if (\is_string($var)) {
return sprintf('a string ("%s%s")', mb_substr($var, 0, 255), mb_strlen($var) > 255 ? '...' : '');
}
if (is_numeric($var)) {
return sprintf('a number (%s)', (string) $var);
}
return (string) $var;
}
}
At NFC Pay, we strive to provide a seamless and satisfactory experience with our services. This Refund Policy outlines the circumstances under which refunds may be issued for transactions made through our platform. Please read this policy carefully to understand your rights regarding refunds.
1. Eligibility for Refunds
Refunds may be considered under the following circumstances:
2. Non-Refundable Situations
Refunds will generally not be issued in the following situations:
3. Refund Process
To request a refund, please follow these steps:
4. Refund Exceptions
Certain transactions may be subject to specific terms and conditions, including non-refundable fees or charges. Please review the terms associated with each transaction carefully, as some fees may not be eligible for refunds.
5. Modifications to the Refund Policy
NFC Pay reserves the right to modify this Refund Policy at any time. Changes will be communicated through updates on our website and app, and the effective date will be updated accordingly. We encourage you to review this policy periodically to stay informed about our refund practices.
By using NFC Pay, you agree to this Refund Policy and understand the terms under which refunds may be issued. Our goal is to ensure a fair and transparent refund process, providing you with confidence and peace of mind when using our services.