'Return meta data suported by this ext as a tuple'

def _get_meta(self):

    level = (int(self.config['level'][0]) - 1)
    force = self._str2bool(self.config['forceid'][0])
    if hasattr(self.md, 'Meta'):
        if self.md.Meta.has_key('header_level'):
            level = (int(self.md.Meta['header_level'][0]) - 1)
        if self.md.Meta.has_key('header_forceid'):
            force = self._str2bool(self.md.Meta['header_forceid'][0])
    return (level, force)
