diff options
Diffstat (limited to 'zend/library/Zend/Gdata/HttpAdapterStreamingProxy.php')
| -rw-r--r-- | zend/library/Zend/Gdata/HttpAdapterStreamingProxy.php | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/zend/library/Zend/Gdata/HttpAdapterStreamingProxy.php b/zend/library/Zend/Gdata/HttpAdapterStreamingProxy.php new file mode 100644 index 0000000..b843898 --- /dev/null +++ b/zend/library/Zend/Gdata/HttpAdapterStreamingProxy.php @@ -0,0 +1,127 @@ +<?php + +/** + * Zend Framework + * + * LICENSE + * + * This source file is subject to the new BSD license that is bundled + * with this package in the file LICENSE.txt. + * It is also available through the world-wide-web at this URL: + * http://framework.zend.com/license/new-bsd + * If you did not receive a copy of the license and are unable to + * obtain it through the world-wide-web, please send an email + * to license@zend.com so we can send you a copy immediately. + * + * @category Zend + * @package Zend_Gdata + * @subpackage Gdata + * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com) + * @license http://framework.zend.com/license/new-bsd New BSD License + * @version $Id: HttpAdapterStreamingProxy.php 24593 2012-01-05 20:35:02Z matthew $ + */ + +/** + * @see Zend_Http_Client_Adapter_Proxy + */ +require_once 'Zend/Http/Client/Adapter/Proxy.php'; + +/** + * Extends the proxy HTTP adapter to handle streams instead of discrete body + * strings. + * + * @category Zend + * @package Zend_Gdata + * @subpackage Gdata + * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com) + * @license http://framework.zend.com/license/new-bsd New BSD License + */ +class Zend_Gdata_HttpAdapterStreamingProxy extends Zend_Http_Client_Adapter_Proxy +{ + /** + * The amount read from a stream source at a time. + * + * @var integer + */ + const CHUNK_SIZE = 1024; + + /** + * 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']) { + require_once 'Zend/Http/Client/Adapter/Exception.php'; + throw new Zend_Http_Client_Adapter_Exception('No proxy host set!'); + } + + // Make sure we're properly connected + if (! $this->socket) { + require_once 'Zend/Http/Client/Adapter/Exception.php'; + throw new Zend_Http_Client_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] != $port) { + require_once 'Zend/Http/Client/Adapter/Exception.php'; + throw new Zend_Http_Client_Adapter_Exception( + 'Trying to write but we are connected to the wrong proxy ' . + 'server'); + } + + // Add Proxy-Authorization header + if ($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)) { + require_once 'Zend/Http/Client/Adapter/Exception.php'; + throw new Zend_Http_Client_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))) { + require_once 'Zend/Http/Client/Adapter/Exception.php'; + throw new Zend_Http_Client_Adapter_Exception( + 'Error writing request to server'); + } + } + return 'Large upload, request is not cached.'; + } +} |
