/**
* Change language in cookie while clicking on a flag
*
* @param null $cookie
* @return string iso code
*/
public static function setCookieLanguage($cookie = null)
{
if (!$cookie) {
$cookie = JeproshopContext::getContext()->cookie;
}
/* If language does not exist or is disabled, erase it */
if ($cookie->lang_id) {
$lang = new JeproshopLanguageModelLanguage((int) $cookie->lang_id);
if (!JeproshopTools::isLoadedObject($lang, 'lang_id') || !$lang->published || !$lang->isAssociatedToShop()) {
$cookie->lang_id = null;
}
}
/* Automatically detect language if not already defined, detect_language is set in Cookie::update **/
if ((!$cookie->lang_id || isset($cookie->detect_language)) && isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
$array = explode(',', strtolower($_SERVER['HTTP_ACCEPT_LANGUAGE']));
$string = $array[0];
if (JeproshopTools::isLanguageCode($string)) {
$lang = JeproshopLanguageModelLanguage::getLanguageByIETFCode($string);
if (JeproshopTools::isLoadedObject($lang, 'lang_id') && $lang->published && $lang->isAssociatedToShop()) {
JeproshopContext::getContext()->language = $lang;
$cookie->lang_id = (int) $lang->lang_id;
}
}
}
if (isset($cookie->detect_language)) {
unset($cookie->detect_language);
}
/* If language file not present, you must use default language file **/
if (!$cookie->lang_id || !JeproshopTools::isUnsignedInt($cookie->lang_id)) {
$cookie->lang_id = (int) JeproshopSettingModelSetting::getValue('default_lang');
}
$iso = JeproshopLanguageModelLanguage::getIsoById((int) $cookie->lang_id);
//@include_once(_PS_THEME_DIR_.'lang/'.$iso.'.php');
return $iso;
}