diff options
| -rw-r--r-- | system/core/URI.php | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/system/core/URI.php b/system/core/URI.php index 91740254c..3f8775d4e 100644 --- a/system/core/URI.php +++ b/system/core/URI.php @@ -219,7 +219,26 @@ class CI_URI { } // Do some final cleaning of the URI and return it - return str_replace(array('//', '../'), '/', trim($uri, '/')); + return $this->_remove_relative_directory_str($uri); + } + + // -------------------------------------------------------------------- + + /** + * Remove relative directory (../) and multi slashes (///) + * @param string $url + * @return string + */ + private function _remove_relative_directory_str($url) + { + $uris = array(); + $tok = strtok($url, '/'); + while ($tok !== false) + { + ($tok != '..' && ! empty($tok) || $tok === '0') && $uris[] = $tok; + $tok = strtok('/'); + } + return implode('/', $uris); } // -------------------------------------------------------------------- |