/** * Check the integrity of the package. * * @param string $buffer * @param TcpConnection $connection * @return int */ public static function input($buffer, TcpConnection $connection) { // Judge whether the package length exceeds the limit. if (strlen($buffer) >= TcpConnection::$maxPackageSize) { $connection->close(); return 0; } // Find the position of "\n". $pos = strpos($buffer, "\n"); // No "\n", packet length is unknown, continue to wait for the data so return 0. if ($pos === false) { return 0; } // Return the current package length. return $pos + 1; }
/** * Parse $_POST、$_GET、$_COOKIE. * * @param string $recv_buffer * @param TcpConnection $connection * @return array */ public static function decode($recv_buffer, TcpConnection $connection) { // Init. $_POST = $_GET = $_COOKIE = $_REQUEST = $_SESSION = $_FILES = array(); $GLOBALS['HTTP_RAW_POST_DATA'] = ''; // Clear cache. HttpCache::$header = array('Connection' => 'Connection: keep-alive'); HttpCache::$instance = new HttpCache(); // $_SERVER $_SERVER = array('QUERY_STRING' => '', 'REQUEST_METHOD' => '', 'REQUEST_URI' => '', 'SERVER_PROTOCOL' => '', 'SERVER_SOFTWARE' => 'workerman/3.0', 'SERVER_NAME' => '', 'HTTP_HOST' => '', 'HTTP_USER_AGENT' => '', 'HTTP_ACCEPT' => '', 'HTTP_ACCEPT_LANGUAGE' => '', 'HTTP_ACCEPT_ENCODING' => '', 'HTTP_COOKIE' => '', 'HTTP_CONNECTION' => '', 'REMOTE_ADDR' => '', 'REMOTE_PORT' => '0'); // Parse headers. list($http_header, $http_body) = explode("\r\n\r\n", $recv_buffer, 2); $header_data = explode("\r\n", $http_header); list($_SERVER['REQUEST_METHOD'], $_SERVER['REQUEST_URI'], $_SERVER['SERVER_PROTOCOL']) = explode(' ', $header_data[0]); $http_post_boundary = ''; unset($header_data[0]); foreach ($header_data as $content) { // \r\n\r\n if (empty($content)) { continue; } list($key, $value) = explode(':', $content, 2); $key = strtolower($key); $value = trim($value); switch ($key) { // HTTP_HOST case 'host': $_SERVER['HTTP_HOST'] = $value; $tmp = explode(':', $value); $_SERVER['SERVER_NAME'] = $tmp[0]; if (isset($tmp[1])) { $_SERVER['SERVER_PORT'] = $tmp[1]; } break; // cookie // cookie case 'cookie': $_SERVER['HTTP_COOKIE'] = $value; parse_str(str_replace('; ', '&', $_SERVER['HTTP_COOKIE']), $_COOKIE); break; // user-agent // user-agent case 'user-agent': $_SERVER['HTTP_USER_AGENT'] = $value; break; // accept // accept case 'accept': $_SERVER['HTTP_ACCEPT'] = $value; break; // accept-language // accept-language case 'accept-language': $_SERVER['HTTP_ACCEPT_LANGUAGE'] = $value; break; // accept-encoding // accept-encoding case 'accept-encoding': $_SERVER['HTTP_ACCEPT_ENCODING'] = $value; break; // connection // connection case 'connection': $_SERVER['HTTP_CONNECTION'] = $value; break; case 'referer': $_SERVER['HTTP_REFERER'] = $value; break; case 'if-modified-since': $_SERVER['HTTP_IF_MODIFIED_SINCE'] = $value; break; case 'if-none-match': $_SERVER['HTTP_IF_NONE_MATCH'] = $value; break; case 'content-type': if (!preg_match('/boundary="?(\\S+)"?/', $value, $match)) { $_SERVER['CONTENT_TYPE'] = $value; } else { $_SERVER['CONTENT_TYPE'] = 'multipart/form-data'; $http_post_boundary = '--' . $match[1]; } break; } } // Parse $_POST. if ($_SERVER['REQUEST_METHOD'] === 'POST') { if (isset($_SERVER['CONTENT_TYPE']) && $_SERVER['CONTENT_TYPE'] === 'multipart/form-data') { self::parseUploadFiles($http_body, $http_post_boundary); } else { parse_str($http_body, $_POST); // $GLOBALS['HTTP_RAW_POST_DATA'] $GLOBALS['HTTP_RAW_POST_DATA'] = $http_body; } } // QUERY_STRING $_SERVER['QUERY_STRING'] = parse_url($_SERVER['REQUEST_URI'], PHP_URL_QUERY); if ($_SERVER['QUERY_STRING']) { // $GET parse_str($_SERVER['QUERY_STRING'], $_GET); } else { $_SERVER['QUERY_STRING'] = ''; } // REQUEST $_REQUEST = array_merge($_GET, $_POST); // REMOTE_ADDR REMOTE_PORT $_SERVER['REMOTE_ADDR'] = $connection->getRemoteIp(); $_SERVER['REMOTE_PORT'] = $connection->getRemotePort(); return array('get' => $_GET, 'post' => $_POST, 'cookie' => $_COOKIE, 'server' => $_SERVER, 'files' => $_FILES); }
/** * This method pulls all the data out of a readable stream, and writes it to the supplied destination. * * @param TcpConnection $dest * @return void */ public function pipe($dest) { $source = $this; $this->onMessage = function ($source, $data) use($dest) { $dest->send($data); }; $this->onClose = function ($source) use($dest) { $dest->destroy(); }; $dest->onBufferFull = function ($dest) use($source) { $source->pauseRecv(); }; $dest->onBufferDrain = function ($dest) use($source) { $source->resumeRecv(); }; }