/**
* Tries to determine the langauge for this user by
* going though all options.
* @param none
* @return mixed language if it can be determined, or false if it cannot
*/
function determine_language()
{
global $conf;
$lang = false;
// Set the language
if (isset($_GET['lang']) && !empty($_GET['lang'])) {
$lang = $_GET['lang'];
} else {
if (isset($_COOKIE['lang']) && !empty($_COOKIE['lang'])) {
$lang = $_COOKIE['lang'];
} else {
if (isset($_SESSION['lang']) && !empty($_SESSION['lang'])) {
$lang = $_SESSION['lang'];
} else {
if ($lang = get_browser_lang()) {
// Do nothing, it's done in the if
} else {
$lang = $conf['app']['defaultLanguage'];
}
}
}
}
return $lang;
}
/**
* Check if the language folder and the language core folder exists.
*
* @return string The language available.
*/
function set_lang()
{
if (!empty($_GET['l']) && is_file(DATA_PATH . $_GET['l'] . '/core/welcome.tpl') && is_file(DATA_PATH . $_GET['l'] . '/core/404-error.tpl')) {
setcookie('pH7_doc_lang', $_GET['l'], time() + 60 * 60 * 24 * 365, null, null, false, true);
$sLang = $_GET['l'];
} elseif (isset($_COOKIE['pH7_doc_lang']) && is_dir(DATA_PATH . $_COOKIE['pH7_doc_lang'] . '/core/')) {
$sLang = $_COOKIE['pH7_doc_lang'];
} elseif (is_dir(DATA_PATH . get_browser_lang() . '/core/')) {
$sLang = get_browser_lang();
} else {
$sLang = DEF_LANG;
}
return $sLang;
}
