Basic safe name for files

safename.js

/* safe name for files */
var safeFilename = function ( name ) {
    name = name.replace(/ /g, '-');
    name = name.replace(/[^A-Za-z0-9-_\.]/g, '');
    name = name.replace(/\.+/g, '.');
    name = name.replace(/-+/g, '-');
    name = name.replace(/_+/g, '_');
    return name;
}