public static function encode($content, TcpConnection $connection)
{
// Default http-code.
if (!isset(HttpCache::$header['Http-Code'])) {
$header = "HTTP/1.1 200 OK\r\n";
} else {
$header = HttpCache::$header['Http-Code'] . "\r\n";
unset(HttpCache::$header['Http-Code']);
}
// Content-Type
if (!isset(HttpCache::$header['Content-Type'])) {
$header .= "Content-Type: text/html;charset=utf-8\r\n";
}
// other headers
foreach (HttpCache::$header as $key => $item) {
if ('Set-Cookie' === $key && is_array($item)) {
foreach ($item as $it) {
$header .= $it . "\r\n";
}
} else {
$header .= $item . "\r\n";
}
}
// header
$header .= "Server: workerman/" . Worker::VERSION . "\r\nContent-Length: " . strlen($content) . "\r\n\r\n";
// save session
self::sessionWriteClose();
// the whole http package
return $header . $content;
}