/**
* Invokable class
*
* @param Psr\Http\Message\ServerRequestInterface $request
* @param Psr\Http\Message\ResponseInterface $response
* @param callable $next
* @return Psr\Http\Message\ResponseInterface
*/
public function __invoke(ServerRequestInterface $request, ResponseInterface $response, callable $next)
{
// Build CorsRequest from PSR-7 request
$corsRequest = $this->buildCorsRequest($request);
// If NOT preflight request; perform $next action and collect response
if (!$corsRequest->isPreflight()) {
$response = $next($request, $response);
}
// Process CorsRequest
$corsResponse = $this->cors->process($corsRequest);
// Apply CORS response parameters to PSR-7 response
$response = $this->applyResponseParams($corsResponse, $response);
return $response;
}
/**
* Handle CORS request
*
* @param Illuminate\Http\Request $request
* @param Closure $next
* @return Illuminate\Http\Response
*/
public function handle(Request $request, Closure $next)
{
// Build CorsRequest from Illuminate Request
$corsRequest = $this->buildCorsRequest($request);
// If preflight request; skip $next action and build new response
if ($corsRequest->isPreflight()) {
$response = new Response();
} else {
$response = $next($request);
}
// Process CorsRequest
$corsResponse = $this->cors->process($corsRequest);
// Apply CORS response parameters to Illuminate Response
$response = $this->applyResponseParams($corsResponse, $response);
return $response;
}
/**
* CORS:
* - allowOrigins: http://example.com
* - allowHeaders: Authorization, Content-Type
* Preflight request:
* - Access-Control-Request-Method: GET
* - Access-Control-Request-Headers: Accept, Accept-Language, Authorization, Content-Language, Content-Type
* - Origin: http://example.com
* Result:
* - Contains access-control-allow-origin key, with allowed origin as value
* - Contains access-control-allow-headers key, with allowed headers as value
*/
public function test_section_6_2_10_not_simple()
{
$cors = new CorsService(['allowOrigins' => ['http://example.com'], 'allowHeaders' => ['Authorization', 'Content-Type']]);
$result = $cors->process((new CorsRequest())->setMethod('OPTIONS')->setAccessControlRequestMethod('GET')->setAccessControlRequestHeaders(['Accept', 'Authorization', 'Content-Type'])->setOrigin('http://example.com'));
$this->assertEquals(['access-control-allow-origin' => 'http://example.com', 'access-control-allow-headers' => ['Authorization', 'Content-Type']], $result);
}