/**
* Allow only certain HTTP request methods, if the request method does not match
* a 405 error will be shown and the required "Allow" response header will be set.
*
* Example:
*
* $this->request->allowMethod('post');
* or
* $this->request->allowMethod(['post', 'delete']);
*
* If the request would be GET, response header "Allow: POST, DELETE" will be set
* and a 405 error will be returned.
*
* @param string|array $methods Allowed HTTP request methods.
* @return bool true
* @throws \Cake\Network\Exception\MethodNotAllowedException
*/
public function allowMethod($methods)
{
$methods = (array) $methods;
foreach ($methods as $method) {
if ($this->is($method)) {
return true;
}
}
$allowed = strtoupper(implode(', ', $methods));
$e = new MethodNotAllowedException();
$e->responseHeader('Allow', $allowed);
throw $e;
}
/**
* testExceptionResponseHeader method
*
* @return void
*/
public function testExceptionResponseHeader()
{
$exception = new MethodNotAllowedException('Only allowing POST and DELETE');
$exception->responseHeader(['Allow: POST, DELETE']);
$ExceptionRenderer = new ExceptionRenderer($exception);
$result = $ExceptionRenderer->render();
$headers = $result->header();
$this->assertArrayHasKey('Allow', $headers);
$this->assertEquals('POST, DELETE', $headers['Allow']);
}