private function getSparklineTranslations()
{
$translations = array('nb_actions' => 'NbActionsDescription', 'nb_visits' => 'NbVisitsDescription', 'nb_users' => 'NbUsersDescription', 'nb_uniq_visitors' => 'NbUniqueVisitors', 'avg_time_generation' => 'AverageGenerationTime', 'avg_time_on_site' => 'AverageVisitDuration', 'max_actions' => 'MaxNbActions', 'nb_actions_per_visit' => 'NbActionsPerVisit', 'nb_downloads' => 'NbDownloadsDescription', 'nb_uniq_downloads' => 'NbUniqueDownloadsDescription', 'nb_outlinks' => 'NbOutlinksDescription', 'nb_uniq_outlinks' => 'NbUniqueOutlinksDescription', 'nb_keywords' => 'NbKeywordsDescription', 'nb_searches' => 'NbSearchesDescription', 'nb_pageviews' => 'NbPageviewsDescription', 'nb_uniq_pageviews' => 'NbUniquePageviewsDescription', 'bounce_rate' => 'NbVisitsBounced');
foreach ($translations as $metric => $key) {
$translations[$metric] = Piwik::translate('VisitsSummary_' . $key);
}
return $translations;
}