Status.php

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<?php
 
/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */
 
namespace ‪TYPO3\CMS\Reports\Report\Status;
 
use Psr\Http\Message\ServerRequestInterface;
use ‪TYPO3\CMS\Core\Localization\LanguageService;
use ‪TYPO3\CMS\Core\Registry;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
use ‪TYPO3\CMS\Fluid\View\StandaloneView;
use ‪TYPO3\CMS\Reports\ExtendedStatusProviderInterface;
use ‪TYPO3\CMS\Reports\RequestAwareReportInterface;
use ‪TYPO3\CMS\Reports\RequestAwareStatusProviderInterface;
use ‪TYPO3\CMS\Reports\Status as ReportStatus;
use ‪TYPO3\CMS\Reports\StatusProviderInterface;
 
class ‪Status implements ‪RequestAwareReportInterface
{
    protected ‪$statusProviders = [];
 
    public function ‪__construct()
    {
        $this->‪getLanguageService()->‪includeLLFile('EXT:reports/Resources/Private/Language/locallang_reports.xlf');
        $this->‪getStatusProviders();
    }
 
    public function ‪getReport(ServerRequestInterface $request = null)
    {
        $status = $this->‪getSystemStatus($request);
        $registry = GeneralUtility::makeInstance(Registry::class);
        $registry->set('tx_reports', 'status.highestSeverity', $this->‪getHighestSeverity($status));
        return $this->‪renderStatus($status);
    }
 
    protected function ‪getStatusProviders()
    {
        foreach (‪$GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['reports']['tx_reports']['status']['providers'] as $key => $statusProvidersList) {
            $this->statusProviders[$key] = [];
            foreach ($statusProvidersList as $statusProvider) {
                $statusProviderInstance = GeneralUtility::makeInstance($statusProvider);
                if ($statusProviderInstance instanceof ‪StatusProviderInterface) {
                    $this->statusProviders[$key][] = $statusProviderInstance;
                }
            }
        }
    }
 
    public function ‪getSystemStatus(ServerRequestInterface $request = null)
    {
        $status = [];
        foreach ($this->statusProviders as $statusProviderId => $statusProviderList) {
            $status[$statusProviderId] = [];
            foreach ($statusProviderList as $statusProvider) {
                if ($statusProvider instanceof ‪RequestAwareStatusProviderInterface) {
                    $statuses = $statusProvider->getStatus($request);
                } else {
                    $statuses = $statusProvider->getStatus();
                }
                $status[$statusProviderId] = array_merge($status[$statusProviderId], $statuses);
            }
        }
        return $status;
    }
 
    public function ‪getDetailedSystemStatus()
    {
        $status = [];
        foreach ($this->statusProviders as $statusProviderId => $statusProviderList) {
            $status[$statusProviderId] = [];
            foreach ($statusProviderList as $statusProvider) {
                if ($statusProvider instanceof ‪ExtendedStatusProviderInterface) {
                    $statuses = $statusProvider->getDetailedStatus();
                    $status[$statusProviderId] = array_merge($status[$statusProviderId], $statuses);
                }
            }
        }
        return $status;
    }
 
    public function ‪getHighestSeverity(array $statusCollection)
    {
        $highestSeverity = ReportStatus::NOTICE;
        foreach ($statusCollection as $statusProvider => $providerStatuses) {
            foreach ($providerStatuses as $status) {
                if ($status->getSeverity() > $highestSeverity) {
                    $highestSeverity = $status->getSeverity();
                }
                // Reached the highest severity level, no need to go on
                if ($highestSeverity == ReportStatus::ERROR) {
                    break;
                }
            }
        }
        return $highestSeverity;
    }
 
    protected function ‪renderStatus(array $statusCollection)
    {
        // Apply sorting to collection and the providers
        $statusCollection = $this->‪sortStatusProviders($statusCollection);
        foreach ($statusCollection as &$statuses) {
            $statuses = $this->‪sortStatuses($statuses);
        }
        unset($statuses);
 
        $view = GeneralUtility::makeInstance(StandaloneView::class);
        $view->setTemplatePathAndFilename(GeneralUtility::getFileAbsFileName(
            'EXT:reports/Resources/Private/Templates/StatusReport.html'
        ));
 
        return $view->assignMultiple([
            'statusCollection' => $statusCollection,
            'severityClassMapping' => [
                ReportStatus::NOTICE => 'notice',
                ReportStatus::INFO => 'info',
                ReportStatus::OK => 'success',
                ReportStatus::WARNING => 'warning',
                ReportStatus::ERROR => 'danger',
            ],
        ])->render();
    }
 
    protected function ‪sortStatusProviders(array $statusCollection)
    {
        // Extract the primary status collections, i.e. the status groups
        // that must appear on top of the status report
        // Change their keys to localized collection titles
        $primaryStatuses = [
            $this->‪getLanguageService()->‪getLL('status_typo3') => $statusCollection['typo3'],
            $this->‪getLanguageService()->‪getLL('status_system') => $statusCollection['system'],
            $this->‪getLanguageService()->‪getLL('status_security') => $statusCollection['security'],
            $this->‪getLanguageService()->‪getLL('status_configuration') => $statusCollection['configuration'],
        ];
        unset($statusCollection['typo3'], $statusCollection['system'], $statusCollection['security'], $statusCollection['configuration']);
        // Assemble list of secondary status collections with left-over collections
        // Change their keys using localized labels if available
        // @todo extract into getLabel() method
        $secondaryStatuses = [];
        foreach ($statusCollection as $statusProviderId => $collection) {
            if (strpos($statusProviderId, 'LLL:') === 0) {
                // Label provided by extension
                $label = $this->‪getLanguageService()->‪sL($statusProviderId);
            } else {
                // Generic label
                $label = $this->‪getLanguageService()->‪getLL('status_' . $statusProviderId);
            }
            $providerLabel = empty($label) ? $statusProviderId : $label;
            $secondaryStatuses[$providerLabel] = $collection;
        }
        // Sort the secondary status collections alphabetically
        ksort($secondaryStatuses);
        $orderedStatusCollection = array_merge($primaryStatuses, $secondaryStatuses);
        return $orderedStatusCollection;
    }
 
    protected function ‪sortStatuses(array $statusCollection)
    {
        $statuses = [];
        $sortTitle = [];
        $header = null;
        foreach ($statusCollection as $status) {
            if ($status->getTitle() === 'TYPO3') {
                $header = $status;
                continue;
            }
            $statuses[] = $status;
            $sortTitle[] = $status->getSeverity();
        }
        array_multisort($sortTitle, SORT_DESC, $statuses);
        // Making sure that the core version information is always on the top
        if (is_object($header)) {
            array_unshift($statuses, $header);
        }
        return $statuses;
    }
 
    protected function ‪getLanguageService()
    {
        return ‪$GLOBALS['LANG'];
    }
}