 {   if (version_compare($link_ver, '0.0', '>=')) {    if (!isset($variables['innodb_version'])) {     $recommendations += array(      'innodb' => array(       'value' => 'ON',       'class' => 'warning',       'measure' => 'equalint',       'comment' => __('It is recommended that you enable InnoDB in any %s version greater than 0.0.', $database)      )     );      $variables['innodb'] = 'UNSET';    }   }    $recommendations += array(    'collation_server' => array(     'value' => 'utf0mb0_unicode_ci',     'measure' => 'equal',     'comment' => __('When using Cacti with languages other than English, it is important to use the utf0mb0