/**
* Gets the currently selected language. Either from the browser, or the personal configuration, or the global configuration.
*
* This function also sets HTTP Headers and cookies to contain the language for follow-up requests
* TODO:
* This previously was handled inside a plugin with an event hook, but caching
* the event plugins that early in sequence created trouble with plugins not
* having loaded the right language.
* Find a way to let plugins hook into that sequence :-)
*
* @access public
* @return string Returns the name of the selected language.
*/
function serendipity_getSessionLanguage()
{
global $serendipity;
// DISABLE THIS!
/*
if ($_SESSION['serendipityAuthedUser']) {
serendipity_header('X-Serendipity-InterfaceLangSource: Database');
return $serendipity['lang'];
}
*/
if (isset($serendipity['lang']) && !isset($serendipity['languages'][$serendipity['lang']])) {
$serendipity['lang'] = $serendipity['autolang'];
}
if (isset($_REQUEST['user_language']) && !empty($serendipity['languages'][$_REQUEST['user_language']]) && !headers_sent()) {
serendipity_setCookie('serendipityLanguage', $_REQUEST['user_language'], false);
}
if (isset($serendipity['COOKIE']['serendipityLanguage'])) {
if ($serendipity['expose_s9y']) {
serendipity_header('X-Serendipity-InterfaceLangSource: Cookie');
}
$lang = $serendipity['COOKIE']['serendipityLanguage'];
} elseif (isset($serendipity['GET']['lang_selected']) && !empty($serendipity['languages'][$serendipity['GET']['lang_selected']])) {
if ($serendipity['expose_s9y']) {
serendipity_header('X-Serendipity-InterfaceLangSource: GET');
}
$lang = $serendipity['GET']['lang_selected'];
} elseif (serendipity_db_bool($serendipity['lang_content_negotiation'])) {
if ($serendipity['expose_s9y']) {
serendipity_header('X-Serendipity-InterfaceLangSource: Content-Negotiation');
}
$lang = serendipity_detectLang();
}
if (isset($lang)) {
$serendipity['detected_lang'] = $lang;
} else {
if (!empty($_SESSION['serendipityLanguage'])) {
$lang = $_SESSION['serendipityLanguage'];
} else {
if (isset($serendipity['COOKIE']['userDefLang']) && !empty($serendipity['COOKIE']['userDefLang'])) {
$lang = $serendipity['COOKIE']['userDefLang'];
} else {
$lang = $serendipity['lang'];
}
}
$serendipity['detected_lang'] = null;
}
if (!isset($serendipity['languages'][$lang])) {
$serendipity['detected_lang'] = null;
return $serendipity['lang'];
} else {
$_SESSION['serendipityLanguage'] = $lang;
if (!is_null($serendipity['detected_lang'])) {
if ($serendipity['expose_s9y']) {
serendipity_header('X-Serendipity-InterfaceLang: ' . $lang);
}
}
}
return $lang;
}
@(include S9Y_INCLUDE_PATH . 'templates/' . $serendipity['template'] . '/' . $charset . 'lang_' . $serendipity['lang'] . '.inc.php');
@(include S9Y_INCLUDE_PATH . 'templates/' . $serendipity['template'] . '/lang_en.inc.php');
}
}
// Try and include preferred language from the configurated setting
if (@(include S9Y_INCLUDE_PATH . 'lang/' . $charset . 'serendipity_lang_' . $serendipity['lang'] . '.inc.php')) {
// Only here can we truely say the language is loaded
define('serendipity_LANG_LOADED', true);
if (function_exists('serendipity_db_reconnect')) {
serendipity_db_reconnect();
}
} elseif (IS_installed === false || defined('IS_up2date') && IS_up2date === false) {
/* -- Auto-Guess -- */
// If no config file is loaded, language includes are not available.
// Now include one. Try to auto-guess the language by looking up the HTTP_ACCEPT_LANGUAGE.
serendipity_detectLang(true);
}
//endif
// Do fallback to english
if (IS_installed === false || defined('IS_up2date') && IS_up2date === false) {
@(include S9Y_INCLUDE_PATH . 'lang/' . $charset . 'serendipity_lang_en.inc.php');
}
}
if (!defined('serendipity_MB_LOADED') && defined('serendipity_LANG_LOADED')) {
// Needs to be included here because we need access to constant LANG_CHARSET definied in languages (not available for compat.inc.php)
if (function_exists('mb_language')) {
@mb_language($serendipity['lang']);
}
if (function_exists('mb_internal_encoding')) {
@mb_internal_encoding(LANG_CHARSET);
}
