/** * Send request to the proxy server with streaming support * * @param string $method * @param \Zend\Uri\Http $uri * @param string $http_ver * @param array $headers * @param string $body * @return string Request as string */ public function write($method, $uri, $http_ver = '1.1', $headers = array(), $body = '') { // If no proxy is set, throw an error if (!$this->config['proxy_host']) { throw new Adapter\Exception('No proxy host set!'); } // Make sure we're properly connected if (!$this->socket) { throw new Adapter\Exception('Trying to write but we are not connected'); } $host = $this->config['proxy_host']; $port = $this->config['proxy_port']; if ($this->connected_to[0] != $host || $this->connected_to[1] != $port) { throw new Adapter\Exception('Trying to write but we are connected to the wrong proxy ' . 'server'); } // Add Proxy-Authorization header if ($this->config['proxy_user'] && !isset($headers['proxy-authorization'])) { $headers['proxy-authorization'] = \Zend\Http\Client::encodeAuthHeader($this->config['proxy_user'], $this->config['proxy_pass'], $this->config['proxy_auth']); } // if we are proxying HTTPS, preform CONNECT handshake with the proxy if ($uri->getScheme() == 'https' && !$this->negotiated) { $this->connectHandshake($uri->getHost(), $uri->getPort(), $http_ver, $headers); $this->negotiated = true; } // Save request method for later $this->method = $method; // Build request headers $request = "{$method} {$uri->__toString()} HTTP/{$http_ver}\r\n"; // Add all headers to the request string foreach ($headers as $k => $v) { if (is_string($k)) { $v = "{$k}: {$v}"; } $request .= "{$v}\r\n"; } $request .= "\r\n"; // Send the request headers if (!@fwrite($this->socket, $request)) { throw new Adapter\Exception('Error writing request to proxy server'); } //read from $body, write to socket while ($body->hasData()) { if (!@fwrite($this->socket, $body->read(self::CHUNK_SIZE))) { throw new Adapter\Exception('Error writing request to server'); } } return 'Large upload, request is not cached.'; }