--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/Zend/Gdata/HttpAdapterStreamingProxy.php	Mon Dec 13 18:29:26 2010 +0100
@@ -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) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id: HttpAdapterStreamingProxy.php 20096 2010-01-06 02:05:09Z bkarwin $
+ */
+
+/**
+ * @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) 2005-2010 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.';
+    }
+}