spip / SPIP

		$langs[$lang] = array();

		if ($lang) {

			$langs[$lang][] = $lang;

			if (strpos($lang, '_') !== false) {

				$l = explode('_', $lang);

				$langs[$lang][] = reset($l);

			}

		}

		$langs[$lang][] = $GLOBALS['meta']['langue_site'];

		$langs[$lang][] = _LANGUE_PAR_DEFAUT;

		}

	}

	$host = $_SERVER['HTTP_X_FORWARDED_HOST'];

	if (strpos($host,',')!==false){

		$h = explode(',',$host);

		$host = trim(reset($h));

	}

	// securite sur le contenu de l'entete

	$host = strtr($host, "<>?\"\{\}\$'` \r\n", '____________');

	$_SERVER['HTTP_HOST'] = $host;

 */

function split_key($v, $join = array()) {

	foreach (preg_split('/,\s*/', $v) as $k) {

		if (strpos($k, '(') !== false) {

			$k = explode('(', $k);

			$k = trim(reset($k));

		}

		$join[$k] = $k;

	}

	return $join;