Ojs\JournalBundle\Controller\StatsController::cacheJournalStats PHP Метод

    private function cacheJournalStats(Journal $journal)
    {
        $cache = $this->container->get('file_cache');
        $generator = $this->container->get('ojs.graph.data.generator');
        $lastMonth = ['x'];
        for ($i = 0; $i < 30; $i++) {
            $lastMonth[] = date($generator->getDateFormat(), strtotime('-' . $i . ' days'));
        }
        $slicedLastMonth = array_slice($lastMonth, 1);
        $json = ['dates' => $lastMonth, 'journalViews' => $generator->generateJournalBarChartData($slicedLastMonth, $journal), 'articleViews' => $generator->generateArticleBarChartData($slicedLastMonth, $journal), 'issueFileDownloads' => $generator->generateIssueFilePieChartData($slicedLastMonth, $journal), 'articleFileDownloads' => $generator->generateArticleFilePieChartData($slicedLastMonth, $journal)];
        $data = ['stats' => json_encode($json), 'articles' => $generator->generateArticleViewsData(null, $journal), 'issueFiles' => $generator->generateIssueFileDownloadsData(null, $journal), 'articleFiles' => $generator->generateArticleFileDownloadsData(null, $journal), 'articlesMonthly' => $generator->generateArticleViewsData($slicedLastMonth, $journal), 'issueFilesMonthly' => $generator->generateIssueFileDownloadsData($slicedLastMonth, $journal), 'articleFilesMonthly' => $generator->generateArticleFileDownloadsData($slicedLastMonth, $journal)];
        $cache->save('journal_' . $journal->getId() . '_statistics', $data, 1800);
        return true;
    }