Gets the filename from a given path.
PHP's basename() does not properly support streams or filenames beginning with a non-US-ASCII character.
http://bugs.php.net/bug.php?id=37738
basename()
function drupal_basename($uri, $suffix = NULL) {
$separators = '/';
if (DIRECTORY_SEPARATOR != '/') {
// For Windows OS add special separator.
$separators .= DIRECTORY_SEPARATOR;
}
// Remove right-most slashes when $uri points to directory.
$uri = rtrim($uri, $separators);
// Returns the trailing part of the $uri starting after one of the directory
// separators.
$filename = preg_match('@[^' . preg_quote($separators, '@') . ']+$@', $uri, $matches) ? $matches[0] : '';
// Cuts off a suffix from the filename.
if ($suffix) {
$filename = preg_replace('@' . preg_quote($suffix, '@') . '$@', '', $filename);
}
return $filename;
}