/**
* Assigns the properties of the current Request_Client to another
* Request_Client instance - used when setting up a subsequent request.
*
* @param Request_Client $client
*/
public function assign_client_properties(Request_Client $client)
{
$client->cache($this->cache());
$client->follow($this->follow());
$client->follow_headers($this->follow_headers());
$client->header_callbacks($this->header_callbacks());
$client->max_callback_depth($this->max_callback_depth());
$client->callback_params($this->callback_params());
}
/**
* The default handler for following redirects, triggered by the presence of
* a Location header in the response.
*
* The client's follow property must be set TRUE and the HTTP response status
* one of 201, 301, 302, 303 or 307 for the redirect to be followed.
*
* @param Request $request
* @param Response $response
* @param Request_Client $client
*/
public static function on_header_location(Request $request, Response $response, Request_Client $client)
{
// Do we need to follow a Location header ?
if ($client->follow() and in_array($response->status(), array(201, 301, 302, 303, 307))) {
// Figure out which method to use for the follow request
switch ($response->status()) {
default:
case 301:
case 307:
$follow_method = $request->method();
break;
case 201:
case 303:
$follow_method = Request::GET;
break;
case 302:
// Cater for sites with broken HTTP redirect implementations
if ($client->strict_redirect()) {
$follow_method = $request->method();
} else {
$follow_method = Request::GET;
}
break;
}
// Prepare the additional request, copying any follow_headers that were present on the original request
$orig_headers = $request->headers()->getArrayCopy();
$follow_header_keys = array_intersect(array_keys($orig_headers), $client->follow_headers());
$follow_headers = \Arr::extract($orig_headers, $follow_header_keys);
$follow_request = Request::factory($response->headers('Location'))->method($follow_method)->headers($follow_headers);
if ($follow_method !== Request::GET) {
$follow_request->body($request->body());
}
return $follow_request;
}
return NULL;
}
public static function on_header_location(Request $request, Response $response, Request_Client $client)
{
if ($client->follow() and in_array($response->status(), array(201, 301, 302, 303, 307))) {
switch ($response->status()) {
default:
case 301:
case 307:
$follow_method = $request->method();
break;
case 201:
case 303:
$follow_method = Request::GET;
break;
case 302:
if ($client->strict_redirect()) {
$follow_method = $request->method();
} else {
$follow_method = Request::GET;
}
break;
}
$orig_headers = $request->headers()->getArrayCopy();
$follow_header_keys = array_intersect(array_keys($orig_headers), $client->follow_headers());
$follow_headers = \Arr::extract($orig_headers, $follow_header_keys);
$follow_request = Request::factory($response->headers("Location"))->method($follow_method)->headers($follow_headers);
if ($follow_method !== Request::GET) {
$follow_request->body($request->body());
}
return $follow_request;
}
return NULL;
}
