/** * Sorts and normalizes request data and oauthValues * * Section 9.1.1 of Oauth spec. * * - URL encode keys + values. * - Sort keys & values by byte value. * * @param \Cake\Http\Client\Request $request The request object. * @param array $oauthValues Oauth values. * @return string sorted and normalized values */ protected function _normalizedParams($request, $oauthValues) { $query = parse_url($request->url(), PHP_URL_QUERY); parse_str($query, $queryArgs); $post = []; $body = $request->body(); if (is_string($body) && $request->getHeaderLine('content-type') === 'application/x-www-form-urlencoded') { parse_str($body, $post); } if (is_array($body)) { $post = $body; } $args = array_merge($queryArgs, $oauthValues, $post); uksort($args, 'strcmp'); $pairs = []; foreach ($args as $k => $val) { if (is_array($val)) { sort($val, SORT_STRING); foreach ($val as $nestedVal) { $pairs[] = "{$k}={$nestedVal}"; } } else { $pairs[] = "{$k}={$val}"; } } return implode('&', $pairs); }