static function normalizeFilename($filename) {
        $string = htmlentities($filename, ENT_QUOTES, 'UTF-8');
        if (strpos($string, '&') !== false)
            $filename = html_entity_decode(preg_replace('~&([a-z]{1,2})(?:acute|cedil|circ|grave|lig|orn|ring|slash|tilde|uml);~i', '$1', $string), ENT_QUOTES, 'UTF-8');
        $filename = trim(preg_replace('~[^0-9a-z\.\- ]~i', "_", $filename));
        return $filename;
    }
static function normalizeFilename($filename) {
        $string = htmlentities($filename, ENT_QUOTES, 'UTF-8');
        if (strpos($string, '&') !== false)
            $filename = html_entity_decode(preg_replace('~&([a-z]{1,2})(?:acute|cedil|circ|grave|lig|orn|ring|slash|tilde|uml);~i', '$1', $string), ENT_QUOTES, 'UTF-8');
        $filename = trim(preg_replace('~[^0-9a-z\.\- ]~i', "_", $filename));
        return $filename;
    }
static function normalizeFilename ( $ filename ) { $ string = htmlentities ( $ filename , ENT_QUOTES , 'UTF-8' ) ; if ( strpos ( $ string , '&' ) !== false ) $ filename = html_entity_decode ( preg_replace ( '~&([a-z]{1,2})(?:acute|cedil|circ|grave|lig|orn|ring|slash|tilde|uml);~i' , '$1' , $ string ) , ENT_QUOTES , 'UTF-8' ) ; $ filename = trim ( preg_replace ( '~[^0-9a-z\.\- ]~i' , "_" , $ filename ) ) ; return $ filename ; }
Normalize given filename. Accented characters becomes non-accented and
removes any other special characters. Usable for non-unicode filesystems
@param $filename
@return string
Normalize given filename . Accented characters becomes non - accented and removes any other special characters . Usable for non - unicode filesystems