* @copyright 2015 - 2016 Timothy J. Warren * @license http://www.opensource.org/licenses/mit-license.html MIT License * @version 1.0.0 * @link https://git.timshomepage.net/timw4mail/ion */ namespace Aviat\Ion\View; use Zend\Diactoros\Response\SapiEmitter; use Aviat\Ion\Exception\DoubleRenderException; use Aviat\Ion\View as BaseView; /** * Base view class for Http output */ class HttpView extends BaseView { /** * Response mime type * * @var string */ protected $contentType = ''; /** * Do a redirect * * @codeCoverageIgnore * @param string $url * @param int $code * @return void */ public function redirect(string $url, int $code) { ob_start(); $message = $this->response->getReasonPhrase($code); $this->setStatusCode($code); $this->response->withHeader('Location', $url); if (PHP_SAPI !== 'cli') { header("HTTP/1.1 ${code} ${message}"); header("Location: {$url}"); } $this->hasRendered = TRUE; ob_end_clean(); } /** * Set the status code of the request * * @param int $code * @return HttpView */ public function setStatusCode(int $code): HttpView { $this->response = $this->response->withStatus($code) ->withProtocolVersion('1.1'); return $this; } /** * Send output to client. As it renders the view, * any attempt to call again will result in a DoubleRenderException. * * @throws DoubleRenderException * @return void */ public function send() { $this->output(); } /** * Send the appropriate response * * @codeCoverageIgnore * @throws DoubleRenderException * @return void */ protected function output() { if ($this->hasRendered) { throw new DoubleRenderException(); } $this->response = $this->response->withHeader('Content-type', "{$this->contentType};charset=utf-8") ->withHeader('Content-Security-Policy', "script-src 'self'") ->withHeader('X-Content-Type-Options', 'nosniff') ->withHeader('X-XSS-Protection', '1;mode=block') ->withHeader('X-Frame-Options', 'SAMEORIGIN'); $sender = new SapiEmitter($this->response); $sender->emit($this->response); $this->hasRendered = TRUE; } }