/**
* Returns a Request from specified stream context and path.
*
* If an existing Request is given, the stream context options
* are set on the specified Request object.
*
* @param resource $context Stream context resource.
* @param string $path Path to use as url.
* @param Request $existing Optional, existing request.
*
* @return Request
*/
public static function createRequestFromStreamContext($context, $path, Request $existing = null)
{
$http = self::getHttpOptionsFromContext($context);
$request = $existing;
if (empty($request)) {
$method = !empty($http['method']) ? $http['method'] : 'GET';
$request = new Request($method, $path, array());
}
if (!empty($http['header'])) {
$headers = HttpUtil::parseHeaders(HttpUtil::parseRawHeader($http['header']));
foreach ($headers as $key => $value) {
$request->setHeader($key, $value);
}
}
if (!empty($http['content'])) {
$request->setBody($http['content']);
}
if (!empty($http['user_agent'])) {
$request->setHeader('User-Agent', $http['user_agent']);
}
if (isset($http['follow_location'])) {
$request->setCurlOption(CURLOPT_FOLLOWLOCATION, (bool) $http['follow_location']);
}
if (isset($http['max_redirects'])) {
$request->setCurlOption(CURLOPT_MAXREDIRS, $http['max_redirects']);
}
if (isset($http['timeout'])) {
$request->setCurlOption(CURLOPT_TIMEOUT, $http['timeout']);
}
// TODO: protocol_version
return $request;
}
/**
* Sets a cURL option on a Request.
*
* @param Request $request Request to set cURL option to.
* @param integer $option cURL option to set.
* @param mixed $value Value of the cURL option.
* @param resource $curlHandle cURL handle where this option is set on (optional).
*/
public static function setCurlOptionOnRequest(Request $request, $option, $value, $curlHandle = null)
{
switch ($option) {
case CURLOPT_URL:
$request->setUrl($value);
break;
case CURLOPT_CUSTOMREQUEST:
$request->setMethod($value);
break;
case CURLOPT_POST:
if ($value == true) {
$request->setMethod('POST');
}
break;
case CURLOPT_POSTFIELDS:
// todo: check for file @
if (is_array($value)) {
foreach ($value as $name => $fieldValue) {
$request->setPostField($name, $fieldValue);
}
if (count($value) == 0) {
$request->removeHeader('Content-Type');
}
} else {
$request->setBody($value);
}
break;
case CURLOPT_HTTPHEADER:
foreach ($value as $header) {
$headerParts = explode(': ', $header, 2);
if (!isset($headerParts[1])) {
$headerParts[0] = rtrim($headerParts[0], ':');
$headerParts[1] = null;
}
$request->setHeader($headerParts[0], $headerParts[1]);
}
break;
case CURLOPT_FILE:
case CURLOPT_HEADER:
case CURLOPT_WRITEFUNCTION:
case CURLOPT_HEADERFUNCTION:
case CURLOPT_UPLOAD:
// Ignore header, file and writer functions.
// These options are stored and will be handled later in handleOutput().
break;
default:
$request->setCurlOption($option, $value);
break;
}
}
