chamilo-lms2/main/cron/lang/check_parse_lang.php

<?php /* For licensing terms, see /license.txt */
/**
 * Cron script to list unused, but defined, language variables
 * @package chamilo.cron.lang
 */
/**
 * Includes and declarations
 */
//die();
require_once '../../inc/global.inc.php';
require_once api_get_path(SYS_CODE_PATH).'admin/sub_language.class.php';
$path = api_get_path(SYS_LANG_PATH).'english';
ini_set('memory_limit','128M');
/**
 * Main code
 */
$terms = array();
$list = SubLanguageManager::get_lang_folder_files_list($path);
$langs = scandir(api_get_path(SYS_LANG_PATH));
foreach ($langs as $lang) {
  $dir = api_get_path(SYS_LANG_PATH).$lang;
  if (is_dir($dir) && substr($lang,0,1) != '.' && !empty($lang)) {
    echo "$lang...";
    $ok = true;
    foreach ($list as $entry) {
      $file = $dir.'/'.$entry;
      $out = array();
      if (is_file($file)) {
        //$terms = array_merge($terms,SubLanguageManager::get_all_language_variable_in_file($file,true));
        @exec('php5 -l '.$file,$out);
        if (substr($out[0],0,2)!='No') {
          echo $out[0]."\n";
          $ok = false;
        }
      }
    }
    if ($ok) {
      echo "OK\n";
    }
  }
}
echo "Done\n";