119      * @param UriInterface $uri   The URI to normalize
124 …public static function normalize(UriInterface $uri, int $flags = self::PRESERVING_NORMALIZATIONS):…  argument
127             $uri = self::capitalizePercentEncoding($uri);
131             $uri = self::decodeUnreservedCharacters($uri);
134         if ($flags & self::CONVERT_EMPTY_PATH && $uri->getPath() === ''
135             && ($uri->getScheme() === 'http' || $uri->getScheme() === 'https')
137             $uri = $uri->withPath('/');
140 …if ($flags & self::REMOVE_DEFAULT_HOST && $uri->getScheme() === 'file' && $uri->getHost() === 'loc…
141             $uri = $uri->withHost('');
144 …  if ($flags & self::REMOVE_DEFAULT_PORT && $uri->getPort() !== null && Uri::isDefaultPort($uri)) {
145             $uri = $uri->withPort(null);
148         if ($flags & self::REMOVE_DOT_SEGMENTS && !Uri::isRelativePathReference($uri)) {
149             $uri = $uri->withPath(UriResolver::removeDotSegments($uri->getPath()));
153             $uri = $uri->withPath(preg_replace('#//++#', '/', $uri->getPath()));
156         if ($flags & self::SORT_QUERY_PARAMETERS && $uri->getQuery() !== '') {
157             $queryKeyValues = explode('&', $uri->getQuery());
159             $uri = $uri->withQuery(implode('&', $queryKeyValues));
162         return $uri;
184     private static function capitalizePercentEncoding(UriInterface $uri): UriInterface  argument
193             $uri->withPath(
194                 preg_replace_callback($regex, $callback, $uri->getPath())
196                 preg_replace_callback($regex, $callback, $uri->getQuery())
200     private static function decodeUnreservedCharacters(UriInterface $uri): UriInterface  argument
209             $uri->withPath(
210                 preg_replace_callback($regex, $callback, $uri->getPath())
212                 preg_replace_callback($regex, $callback, $uri->getQuery())