/**
* Sends the HTTP response back to a HTTP client.
*
* This calls php's header() function and streams the body to php://output.
*
* @param ResponseInterface $response
* @return void
*/
static function sendResponse(ResponseInterface $response)
{
header('HTTP/' . $response->getHttpVersion() . ' ' . $response->getStatus() . ' ' . $response->getStatusText());
foreach ($response->getHeaders() as $key => $value) {
foreach ($value as $k => $v) {
if ($k === 0) {
header($key . ': ' . $v);
} else {
header($key . ': ' . $v, false);
}
}
}
$body = $response->getBody();
if (is_null($body)) {
return;
}
$contentLength = $response->getHeader('Content-Length');
if ($contentLength !== null) {
$output = fopen('php://output', 'wb');
if (is_resource($body) && get_resource_type($body) == 'stream') {
stream_copy_to_stream($body, $output, $contentLength);
} else {
fwrite($output, $body, $contentLength);
}
} else {
file_put_contents('php://output', $body);
}
if (is_resource($body)) {
fclose($body);
}
}
/**
* index
*
* @param ServerRequestInterface $request
* @param ResponseInterface $response
* @param callable $next
* @return ResponseInterface
*/
public function indexAction(ServerRequestInterface $request, ResponseInterface $response, callable $next)
{
$name = $request->getAttribute("name", "Unknown");
$template = new Template("layout.phtml");
$response->getBody()->write($template->render(["name" => $name]));
return $next($request, $response);
}
/**
* Sends the HTTP response back to a HTTP client.
*
* This calls php's header() function and streams the body to php://output.
*
* @param ResponseInterface $response
* @return void
*/
static function sendResponse(ResponseInterface $response)
{
header('HTTP/' . $response->getHttpVersion() . ' ' . $response->getStatus() . ' ' . $response->getStatusText());
foreach ($response->getHeaders() as $key => $value) {
header($key . ': ' . $value);
}
file_put_contents('php://output', $response->getBody());
}
public function render(ResponseInterface $response, $template, array $data = [])
{
if (isset($data['template'])) {
throw new \InvalidArgumentException("Duplicate template key found");
}
if (!is_file($this->templatePath . $template)) {
throw new \RuntimeException("View cannot render `{$template}` because the template does not exist");
}
$render = function ($template, $data) {
extract($data);
include $template;
};
ob_start();
$render($this->templatePath . $template, $data);
$output = ob_get_clean();
$response->getBody()->write($output);
return $response;
}
public function assertQueryCount($query, $count)
{
$html = (string) $this->response->getBody();
$crawler = new Crawler($html);
$this->assertEquals($count, $crawler->filter($query)->count());
}
public function afterAction(ServerRequestInterface $request, ResponseInterface $response, callable $next)
{
$response->getBody()->write("after");
return $response;
}
/**
* @param ResponseInterface $responseObj
*
* @return \stdClass
*
* @throws Exception
*/
public function responseHandler($responseObj)
{
$httpResponseCode = $responseObj->getStatusCode();
if ($httpResponseCode === 200) {
$data = (string) $responseObj->getBody();
$jsonResponseData = (array) json_decode($data, true);
$result = new \stdClass();
// return response data as json if possible, raw if not
$result->httpResponseBody = $data && empty($jsonResponseData) ? $data : $jsonResponseData;
} else {
throw new \Exception(self::EXCEPTION_GENERIC_HTTP_ERROR . $this->getResponseExceptionMessage($responseObj), $httpResponseCode, $responseObj->getBody());
}
$result->httpResponseCode = $httpResponseCode;
return $result;
}
