<?php

namespace Http\Response;

use Psr\Http\Message\ResponseInterface;

/**
 * Send an HTTP response
 *
 * @return void
 */
function send(ResponseInterface $response)
{
    $http_line = sprintf('HTTP/%s %s %s',
        $response->getProtocolVersion(),
        $response->getStatusCode(),
        $response->getReasonPhrase()
    );

    header($http_line, true, $response->getStatusCode());

    foreach ($response->getHeaders() as $name => $values) {
        foreach ($values as $value) {
            header("$name: $value", false);
        }
    }

    $stream = $response->getBody();

    if ($stream->isSeekable()) {
        $stream->rewind();
    }

    while (!$stream->eof()) {
        echo $stream->read(1024 * 8);
    }
}