public static function handleRequest()
{
$request = array();
// parse the request metadata
$request['metadata'] = CartAPI_Engine::getRequestMetadata();
// parse the request post data (if found)
$request['data'] = array();
$post_data = CartAPI_Engine::getRequestPostData();
if ($post_data !== false) {
$decoder = CartAPI_Engine::getDecoder($request['metadata']['X-FORMAT']);
if ($decoder !== false) {
$request['data'] = $decoder->parse($post_data);
}
}
// override with parameters passed on the URL
CartAPI_Engine::parseUrlRequestData($request['data']);
// prepare an encoder for the response
$request['encoder'] = CartAPI_Engine::getEncoder($request['metadata']['X-FORMAT']);
if ($request['encoder'] === false) {
return false;
}
// do some sanity checking
if (!isset($request['metadata']['X-OPERATION'])) {
CartAPI_Helpers::dieOnError($request['encoder'], 'IncompleteMetadata', 'X-OPERATION missing from metadata');
}
return $request;
}
