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<?php
namespace Psr7Middlewares\Utils;
use Psr\Http\Message\ResponseInterface;
use Psr7Middlewares\Middleware;
/**
* Utilities used by middlewares that manipulates forms.
*/
trait FormTrait
{
* Insert content into all POST forms.
*
* @param ResponseInterface $response
* @param callable $replace
* @return ResponseInterface
private function insertIntoPostForms(ResponseInterface $response, callable $replace)
$html = (string) $response->getBody();
$html = preg_replace_callback('/(<form\s[^>]*method=["\']?POST["\']?[^>]*>)/i', $replace, $html, -1, $count);
if (!empty($count)) {
$body = Middleware::createStream();
$body->write($html);
return $response->withBody($body);
}
return $response;
oscarotero /
psr7-middlewares
