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<?php /* For licensing terms, see /license.txt */ /** * Definition of language-related functions for cases where th user isn't * logged in yet * @package chamilo.custompages */ /** * Get the preferred language base on the browser headers */ function get_preferred_language($available_langs) { $langs = array(); foreach (explode(',', $_SERVER['HTTP_ACCEPT_LANGUAGE']) as $httplang) { $rawlang = explode(';q=', $httplang); if (strpos($rawlang[0], '-') !== FALSE) { $rawlang[0] = substr($rawlang[0], 0, strpos($rawlang[0], '-')); } if (count($rawlang) == 1) { $rawlang[1] = 1.0; } $langs[$rawlang[1]] = $rawlang[0]; } krsort($langs, SORT_NUMERIC); foreach($langs as $weight => $code) { if (in_array($code, $available_langs)) { return $code; } } return null; } /** * Get a language variable in a specific language */ function custompages_get_lang($variable) { return get_lang($variable, null, $_SESSION['user_language_choice']); } $language_file = array('courses', 'index', 'registration', 'admin','userInfo'); $available_langs = array('en','fr'); $chamilo_langs = array(null => 'english', 'en' => 'english', 'fr' => 'french', 'nl' => 'dutch', 'de' => 'german', 'es' => 'spanish'); $lang_match = $chamilo_langs[get_preferred_language($available_langs)]; // recover previous value ... if (isset($_SESSION['user_language_choice'])) $lang_match = $_SESSION['user_language_choice']; // Chamilo parameter, on logout if (isset($_REQUEST['language']) && !empty($_REQUEST['language']) && in_array($_REQUEST['language'], $chamilo_langs)) { $lang_match = $_REQUEST['language']; } // Incoming link parameter if (isset($_REQUEST['lang']) && !empty($_REQUEST['lang']) && in_array($_REQUEST['lang'], $available_langs)) { $lang_match = $chamilo_langs[$_REQUEST['lang']]; } $_user['language'] = $lang_match; $_SESSION['user_language_choice'] = $lang_match; ?>
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