109 lines
2.8 KiB
PHP
109 lines
2.8 KiB
PHP
<?php defined('SYSPATH') OR die('No direct script access.');
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/**
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* [Request_Client_External] Stream driver performs external requests using php
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* sockets. To use this driver, ensure the following is completed
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* before executing an external request- ideally in the application bootstrap.
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*
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* @example
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*
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* // In application bootstrap
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* Request_Client_External::$client = 'Request_Client_Stream';
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*
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* @package Kohana
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* @category Base
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* @author Kohana Team
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* @copyright (c) 2008-2012 Kohana Team
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* @license http://kohanaframework.org/license
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* @uses [PHP Streams](http://php.net/manual/en/book.stream.php)
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*/
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class Kohana_Request_Client_Stream extends Request_Client_External {
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/**
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* Sends the HTTP message [Request] to a remote server and processes
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* the response.
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*
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* @param Request $request request to send
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* @param Response $request response to send
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* @return Response
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* @uses [PHP cURL](http://php.net/manual/en/book.curl.php)
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*/
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public function _send_message(Request $request, Response $response)
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{
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// Calculate stream mode
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$mode = ($request->method() === HTTP_Request::GET) ? 'r' : 'r+';
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// Process cookies
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if ($cookies = $request->cookie())
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{
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$request->headers('cookie', http_build_query($cookies, NULL, '; '));
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}
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// Get the message body
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$body = $request->body();
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if (is_resource($body))
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{
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$body = stream_get_contents($body);
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}
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// Set the content length
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$request->headers('content-length', (string) strlen($body));
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list($protocol) = explode('/', $request->protocol());
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// Create the context
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$options = array(
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strtolower($protocol) => array(
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'method' => $request->method(),
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'header' => (string) $request->headers(),
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'content' => $body
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)
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);
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// Create the context stream
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$context = stream_context_create($options);
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stream_context_set_option($context, $this->_options);
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$uri = $request->uri();
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if ($query = $request->query())
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{
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$uri .= '?'.http_build_query($query, NULL, '&');
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}
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$stream = fopen($uri, $mode, FALSE, $context);
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$meta_data = stream_get_meta_data($stream);
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// Get the HTTP response code
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$http_response = array_shift($meta_data['wrapper_data']);
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if (preg_match_all('/(\w+\/\d\.\d) (\d{3})/', $http_response, $matches) !== FALSE)
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{
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$protocol = $matches[1][0];
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$status = (int) $matches[2][0];
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}
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else
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{
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$protocol = NULL;
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$status = NULL;
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}
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// Get any exisiting response headers
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$response_header = $response->headers();
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// Process headers
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array_map(array($response_header, 'parse_header_string'), array(), $meta_data['wrapper_data']);
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$response->status($status)
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->protocol($protocol)
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->body(stream_get_contents($stream));
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// Close the stream after use
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fclose($stream);
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return $response;
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}
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} // End Kohana_Request_Client_Stream
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