/**
* Handles an error by calling an error handler (yeah I know)
*
* @access private
* @param Interfaces\Request $request The current request being made
* @param Interfaces\Response $response The current response
* @return Interfaces\Response The new or modified response
*/
private function handleError($request, $response)
{
$base_urls = array();
$candidates = array();
$handler = NULL;
$error = $response->getStatus();
$root_hash = md5(NULL . $error);
//
// Remove all handlers which don't handle our error while collecting
// their base URLs
//
foreach ($this->handlers as $candidate) {
$base_urls[] = $candidate['base_url'];
if ($candidate['error'] == $error) {
$candidates[] = $candidate;
}
}
//
// Remove any base URLs that aren't actually at the base of our request path
//
$base_urls = array_filter($base_urls, function ($base_url) use($request) {
return $base_url ? strpos($request->getURL()->getPath(), $base_url) === 0 : FALSE;
});
//
// Sort the base URLs by longest first
//
usort($base_urls, function ($a, $b) {
$a_len = strlen($a);
$b_len = strlen($b);
if ($a_len == $b_len) {
return 0;
} else {
return $a_len > $b_len ? 1 : -1;
}
});
//
// Iterate over each base URL (longest will be first) and each remaining candidate
// as soon as a candidate's base URL matches ours, that's our best pick
//
foreach ($base_urls as $base_url) {
foreach ($candidates as $candidate) {
if ($candidate['base_url'] == $base_url) {
$handler = $candidate;
break 2;
}
}
}
if (!$handler) {
if (isset($this->handlers[$root_hash])) {
$handler = $this->handlers[$root_hash];
} else {
//
// If we get here it means we did all that for nothing and just want to
// return the original response...
//
return $response;
}
}
$action = is_string($handler['action']) ? self::decompile($handler['action'], array()) : $handler['action'];
try {
$response = $this->captureResponse($action, $request, $response, FALSE);
} catch (Flourish\ContinueException $e) {
}
return $response;
}
/**
* Sets the request for which the response is intended
*
* @access public
* @param Interfaces\Request $request The request object
* @return void
*/
public function setRequest(Interfaces\Request $request)
{
$this->request = $request;
$this->url = $request->getURL();
$this->lang = $request->getBestAcceptLanguage();
$this->method = $request->getMethod();
}