/**
* Gets language of the requested type for the current user. Types are :
* user_profil_lang : profile language of current user
* user_select_lang : language selected by user at login
* course_lang : language of the current course
* platform_lang : default platform language
* @param string $lang_type
* @return string
**/
function api_get_language_from_type($lang_type)
{
$return = false;
$language = false;
switch ($lang_type) {
case 'platform_lang':
$platformLanguage = api_get_setting('language.platform_language');
if (!empty($platformLanguage)) {
$language = $platformLanguage;
}
break;
case 'user_profil_lang':
$_user = Session::read('_user');
if (isset($_user['language']) && !empty($_user['language'])) {
$language = $_user['language'];
}
break;
case 'user_selected_lang':
$language = api_get_language_selected_in_login();
break;
case 'course_lang':
$_course = api_get_course_info();
if (isset($_course['language']) && !empty($_course['language'])) {
$language = $_course['language'];
}
break;
default:
$language = false;
break;
}
return $language;
}
function api_get_language_interface()
{
$valid_languages = api_get_languages();
$user_language = api_get_user_language();
$courseInfo = api_get_course_info();
$language_interface = 'english';
$languageFromLogin = api_get_language_selected_in_login();
if (!empty($languageFromLogin)) {
$language_interface = $languageFromLogin;
}
if (!empty($valid_languages)) {
// User language or platform lang
//platformLanguage
//if (!empty($user_language)) {
$language_interface = $user_language;
//}
// Course language
if (!empty($courseInfo) && isset($courseInfo['language'])) {
$language_interface = $courseInfo['language'];
}
//error_log('$language_interface: '.$language_interface);
// Lang priorities could be: course_lang, user_profil_lang, user_selected_lang , platform_lang
$language_priority1 = api_get_setting('languagePriority1');
$language_priority2 = api_get_setting('languagePriority2');
$language_priority3 = api_get_setting('languagePriority3');
$language_priority4 = api_get_setting('languagePriority4');
/*error_log('$language_interface1: '.$language_priority1);
error_log('$language_interface2: '.$language_priority2);
error_log('$language_interface3: '.$language_priority3);
error_log('$language_interface4: '.$language_priority4);*/
if (!empty($language_priority4) && api_get_language_from_type($language_priority4) !== false) {
$language_interface = api_get_language_from_type($language_priority4);
}
if (!empty($language_priority3) && api_get_language_from_type($language_priority3) !== false) {
$language_interface = api_get_language_from_type($language_priority3);
}
if (!empty($language_priority2) && api_get_language_from_type($language_priority2) !== false) {
$language_interface = api_get_language_from_type($language_priority2);
}
if (!empty($language_priority1) && api_get_language_from_type($language_priority1) !== false) {
$language_interface = api_get_language_from_type($language_priority1);
}
// If user lang is not valid get the default platform lang
if (empty($language_interface) || !in_array($language_interface, $valid_languages['folder'])) {
$language_interface = api_get_setting('platformLanguage');
}
}
return $language_interface;
}
