8398c9048d
code was modified slightly, so the code differs from the original downloadable 1.9.5 version
127 lines
4.4 KiB
PHP
127 lines
4.4 KiB
PHP
<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Gdata
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* @subpackage Gdata
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id: HttpAdapterStreamingProxy.php 16971 2009-07-22 18:05:45Z mikaelkael $
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*/
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/**
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* @see Zend_Http_Client_Adapter_Proxy
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*/
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require_once 'Zend/Http/Client/Adapter/Proxy.php';
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/**
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* Extends the proxy HTTP adapter to handle streams instead of discrete body
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* strings.
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*
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* @category Zend
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* @package Zend_Gdata
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* @subpackage Gdata
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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class Zend_Gdata_HttpAdapterStreamingProxy extends Zend_Http_Client_Adapter_Proxy
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{
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/**
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* The amount read from a stream source at a time.
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*
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* @var integer
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*/
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const CHUNK_SIZE = 1024;
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/**
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* Send request to the proxy server with streaming support
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*
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* @param string $method
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* @param Zend_Uri_Http $uri
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* @param string $http_ver
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* @param array $headers
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* @param string $body
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* @return string Request as string
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*/
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public function write($method, $uri, $http_ver = '1.1', $headers = array(), $body = '')
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{
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// If no proxy is set, throw an error
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if (! $this->config['proxy_host']) {
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require_once 'Zend/Http/Client/Adapter/Exception.php';
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throw new Zend_Http_Client_Adapter_Exception('No proxy host set!');
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}
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// Make sure we're properly connected
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if (! $this->socket) {
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require_once 'Zend/Http/Client/Adapter/Exception.php';
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throw new Zend_Http_Client_Adapter_Exception(
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'Trying to write but we are not connected');
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}
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$host = $this->config['proxy_host'];
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$port = $this->config['proxy_port'];
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if ($this->connected_to[0] != $host || $this->connected_to[1] != $port) {
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require_once 'Zend/Http/Client/Adapter/Exception.php';
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throw new Zend_Http_Client_Adapter_Exception(
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'Trying to write but we are connected to the wrong proxy ' .
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'server');
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}
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// Add Proxy-Authorization header
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if ($this->config['proxy_user'] && ! isset($headers['proxy-authorization'])) {
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$headers['proxy-authorization'] = Zend_Http_Client::encodeAuthHeader(
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$this->config['proxy_user'], $this->config['proxy_pass'], $this->config['proxy_auth']
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);
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}
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// if we are proxying HTTPS, preform CONNECT handshake with the proxy
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if ($uri->getScheme() == 'https' && (! $this->negotiated)) {
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$this->connectHandshake($uri->getHost(), $uri->getPort(), $http_ver, $headers);
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$this->negotiated = true;
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}
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// Save request method for later
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$this->method = $method;
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// Build request headers
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$request = "{$method} {$uri->__toString()} HTTP/{$http_ver}\r\n";
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// Add all headers to the request string
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foreach ($headers as $k => $v) {
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if (is_string($k)) $v = "$k: $v";
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$request .= "$v\r\n";
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}
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$request .= "\r\n";
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// Send the request headers
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if (! @fwrite($this->socket, $request)) {
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require_once 'Zend/Http/Client/Adapter/Exception.php';
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throw new Zend_Http_Client_Adapter_Exception(
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'Error writing request to proxy server');
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}
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//read from $body, write to socket
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while ($body->hasData()) {
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if (! @fwrite($this->socket, $body->read(self::CHUNK_SIZE))) {
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require_once 'Zend/Http/Client/Adapter/Exception.php';
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throw new Zend_Http_Client_Adapter_Exception(
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'Error writing request to server');
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}
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}
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return 'Large upload, request is not cached.';
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}
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}
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