FileList.php

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<?php
namespace TYPO3\CMS\Filelist;

/*
 * 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!
 */

use TYPO3\CMS\Backend\Clipboard\Clipboard;
use TYPO3\CMS\Backend\Configuration\TranslationConfigurationProvider;
use TYPO3\CMS\Backend\RecordList\AbstractRecordList;
use TYPO3\CMS\Backend\Utility\BackendUtility;
use TYPO3\CMS\Core\Database\DatabaseConnection;
use TYPO3\CMS\Core\Imaging\Icon;
use TYPO3\CMS\Core\Imaging\IconFactory;
use TYPO3\CMS\Core\Messaging\FlashMessage;
use TYPO3\CMS\Core\Messaging\FlashMessageService;
use TYPO3\CMS\Core\Resource\Exception\InsufficientFolderAccessPermissionsException;
use TYPO3\CMS\Core\Resource\File;
use TYPO3\CMS\Core\Resource\Folder;
use TYPO3\CMS\Core\Resource\FolderInterface;
use TYPO3\CMS\Core\Resource\InaccessibleFolder;
use TYPO3\CMS\Core\Resource\ProcessedFile;
use TYPO3\CMS\Core\Resource\ResourceFactory;
use TYPO3\CMS\Core\Resource\Utility\ListUtility;
use TYPO3\CMS\Core\Type\Bitmask\JsConfirmation;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\CMS\Filelist\Controller\FileListController;

class FileList extends AbstractRecordList
{
    public $iLimit = 40;

    public $thumbs = false;

    public $spaceIcon;

    public $fixedL = 30;

    public $clickMenus = 1;

    public $sort = '';

    public $sortRev = 1;

    public $firstElementNumber = 0;

    public $clipBoard = 0;

    public $bigControlPanel = 0;

    public $JScode = '';

    public $HTMLcode = '';

    public $totalbytes = 0;

    public $dirs = [];

    public $files = [];

    public $path = '';

    protected $folderObject;

    public $eCounter = 0;

    public $totalItems = '';

    public $CBnames = [];

    public $clipObj;

    protected $resourceFactory;

    public function injectResourceFactory(ResourceFactory $resourceFactory)
    {
        $this->resourceFactory = $resourceFactory;
    }

    protected $iconFactory;

    protected $fileListController;

    public function __construct(FileListController $fileListController)
    {
        parent::__construct();
        $this->fileListController = $fileListController;
        $this->iconFactory = GeneralUtility::makeInstance(IconFactory::class);
    }

    public function start(Folder $folderObject, $pointer, $sort, $sortRev, $clipBoard = false, $bigControlPanel = false)
    {
        $this->folderObject = $folderObject;
        $this->counter = 0;
        $this->totalbytes = 0;
        $this->JScode = '';
        $this->HTMLcode = '';
        $this->path = $folderObject->getReadablePath();
        $this->sort = $sort;
        $this->sortRev = $sortRev;
        $this->firstElementNumber = $pointer;
        $this->clipBoard = $clipBoard;
        $this->bigControlPanel = $bigControlPanel;
        // Setting the maximum length of the filenames to the user's settings or minimum 30 (= $this->fixedL)
        $this->fixedL = max($this->fixedL, $this->getBackendUser()->uc['titleLen']);
        $this->getLanguageService()->includeLLFile('EXT:lang/locallang_common.xlf');
        $this->resourceFactory = ResourceFactory::getInstance();
    }

    public function generateList()
    {
        $this->HTMLcode .= $this->getTable('fileext,tstamp,size,rw,_REF_');
    }

    public function getButtonsAndOtherMarkers(Folder $folderObject)
    {
        GeneralUtility::logDeprecatedFunction();
        $otherMarkers = [
            'PAGE_ICON' => '',
            'TITLE' => ''
        ];
        $buttons = [
            'level_up' => $this->getLinkToParentFolder($folderObject),
            'refresh' => '',
            'title' => '',
            'page_icon' => '',
            'PASTE' => ''
        ];
        // Makes the code for the folder icon in the top
        if ($folderObject) {
            $title = $folderObject->getReadablePath();
            // Start compiling the HTML
            // If this is some subFolder under the mount root....
            if ($folderObject->getStorage()->isWithinFileMountBoundaries($folderObject)) {
                // The icon with link
                $otherMarkers['PAGE_ICON'] = '<span title="' . htmlspecialchars($title) . '">' . $this->iconFactory->getIconForResource($folderObject, Icon::SIZE_SMALL)->render() . '</span>';
            } else {
                // This is the root folder
                $otherMarkers['PAGE_ICON'] = '<span title="' . htmlspecialchars($title) . '">' . $this->iconFactory->getIconForResource($folderObject, Icon::SIZE_SMALL, null, ['mount-root' => true])->render() . '</span>';
            }
            $otherMarkers['TITLE'] .= htmlspecialchars(GeneralUtility::fixed_lgd_cs($title, -($this->fixedL + 20)));

            if ($this->clickMenus) {
                $otherMarkers['PAGE_ICON'] = BackendUtility::wrapClickMenuOnIcon($otherMarkers['PAGE_ICON'], $folderObject->getCombinedIdentifier());
            }
            // Add paste button if clipboard is initialized
            if ($this->clipObj instanceof Clipboard && $folderObject->checkActionPermission('write')) {
                $elFromTable = $this->clipObj->elFromTable('_FILE');
                if (!empty($elFromTable)) {
                    $addPasteButton = true;
                    $elToConfirm = [];
                    foreach ($elFromTable as $key => $element) {
                        $clipBoardElement = $this->resourceFactory->retrieveFileOrFolderObject($element);
                        if ($clipBoardElement instanceof Folder && $clipBoardElement->getStorage()->isWithinFolder($clipBoardElement, $folderObject)) {
                            $addPasteButton = false;
                        }
                        $elToConfirm[$key] = $clipBoardElement->getName();
                    }
                    if ($addPasteButton) {
                        $buttons['PASTE'] = '<a href="' . htmlspecialchars($this->clipObj->pasteUrl('_FILE', $folderObject->getCombinedIdentifier())) . '" onclick="return ' . htmlspecialchars($this->clipObj->confirmMsg('_FILE', $this->path, 'into', $elToConfirm)) . '" title="' . $this->getLanguageService()->getLL('clip_paste', true) . '">' . $this->iconFactory->getIcon('actions-document-paste-after', Icon::SIZE_SMALL)->render() . '</a>';
                    }
                }
            }
        }
        $buttons['refresh'] = '<a href="' . htmlspecialchars($this->listURL()) . '" title="' . $this->getLanguageService()->sL('LLL:EXT:lang/locallang_core.xlf:labels.reload', true) . '">' . $this->iconFactory->getIcon('actions-refresh', Icon::SIZE_SMALL)->render() . '</a>';
        return [$buttons, $otherMarkers];
    }

    public function linkClipboardHeaderIcon($string, $_, $cmd, $warning = '')
    {
        $jsCode = 'document.dblistForm.cmd.value=' . GeneralUtility::quoteJSvalue($cmd)
            . ';document.dblistForm.submit();';

        $attributes = [];
        if ($warning) {
            $attributes['class'] = 'btn btn-default t3js-modal-trigger';
            $attributes['data-href'] = 'javascript:' . $jsCode;
            $attributes['data-severity'] = 'warning';
            $attributes['data-content'] = $warning;
        } else {
            $attributes['class'] = 'btn btn-default';
            $attributes['onclick'] = $jsCode . 'return false;';
        }

        $attributesString = '';
        foreach ($attributes as $key => $value) {
            $attributesString .= ' ' . $key . '="' . htmlspecialchars($value) . '"';
        }
        return '<a href="#" ' . $attributesString . '>' . $string . '</a>';
    }

    public function getTable($rowlist)
    {
        // prepare space icon
        $this->spaceIcon = '<span class="btn btn-default disabled">' . $this->iconFactory->getIcon('empty-empty', Icon::SIZE_SMALL)->render() . '</span>';

        // @todo use folder methods directly when they support filters
        $storage = $this->folderObject->getStorage();
        $storage->resetFileAndFolderNameFiltersToDefault();

        // Only render the contents of a browsable storage
        if ($this->folderObject->getStorage()->isBrowsable()) {
            try {
                $foldersCount = $storage->countFoldersInFolder($this->folderObject);
                $filesCount = $storage->countFilesInFolder($this->folderObject);
            } catch (InsufficientFolderAccessPermissionsException $e) {
                $foldersCount = 0;
                $filesCount = 0;
            }

            if ($foldersCount <= $this->firstElementNumber) {
                $foldersFrom = false;
                $foldersNum = false;
            } else {
                $foldersFrom = $this->firstElementNumber;
                if ($this->firstElementNumber + $this->iLimit > $foldersCount) {
                    $foldersNum = $foldersCount - $this->firstElementNumber;
                } else {
                    $foldersNum = $this->iLimit;
                }
            }
            if ($foldersCount >= $this->firstElementNumber + $this->iLimit) {
                $filesFrom = false;
                $filesNum  = false;
            } else {
                if ($this->firstElementNumber <= $foldersCount) {
                    $filesFrom = 0;
                    $filesNum  = $this->iLimit - $foldersNum;
                } else {
                    $filesFrom = $this->firstElementNumber - $foldersCount;
                    if ($filesFrom + $this->iLimit > $filesCount) {
                        $filesNum = $filesCount - $filesFrom;
                    } else {
                        $filesNum  = $this->iLimit;
                    }
                }
            }

            $folders = $storage->getFoldersInFolder($this->folderObject, $foldersFrom, $foldersNum, true, false, trim($this->sort), (bool)$this->sortRev);
            $files = $this->folderObject->getFiles($filesFrom, $filesNum, Folder::FILTER_MODE_USE_OWN_AND_STORAGE_FILTERS, false, trim($this->sort), (bool)$this->sortRev);
            $this->totalItems = $foldersCount + $filesCount;
            // Adds the code of files/dirs
            $out = '';
            $titleCol = 'file';
            // Cleaning rowlist for duplicates and place the $titleCol as the first column always!
            $rowlist = '_LOCALIZATION_,' . $rowlist;
            $rowlist = GeneralUtility::rmFromList($titleCol, $rowlist);
            $rowlist = GeneralUtility::uniqueList($rowlist);
            $rowlist = $rowlist ? $titleCol . ',' . $rowlist : $titleCol;
            if ($this->clipBoard) {
                $rowlist = str_replace('_LOCALIZATION_,', '_LOCALIZATION_,_CLIPBOARD_,', $rowlist);
                $this->addElement_tdCssClass['_CLIPBOARD_'] = 'col-clipboard';
            }
            if ($this->bigControlPanel) {
                $rowlist = str_replace('_LOCALIZATION_,', '_LOCALIZATION_,_CONTROL_,', $rowlist);
                $this->addElement_tdCssClass['_CONTROL_'] = 'col-control';
            }
            $this->fieldArray = explode(',', $rowlist);

            // Add classes to table cells
            $this->addElement_tdCssClass[$titleCol] = 'col-title';
            $this->addElement_tdCssClass['_LOCALIZATION_'] = 'col-localizationa';

            $folders = ListUtility::resolveSpecialFolderNames($folders);

            $iOut = '';
            // Directories are added
            $this->eCounter = $this->firstElementNumber;
            list(, $code) = $this->fwd_rwd_nav();
            $iOut .= $code;

            $iOut .= $this->formatDirList($folders);
            // Files are added
            $iOut .= $this->formatFileList($files);

            $this->eCounter = $this->firstElementNumber + $this->iLimit < $this->totalItems
                ? $this->firstElementNumber + $this->iLimit
                : -1;
            list(, $code) = $this->fwd_rwd_nav();
            $iOut .= $code;

            // Header line is drawn
            $theData = [];
            foreach ($this->fieldArray as $v) {
                if ($v == '_CLIPBOARD_' && $this->clipBoard) {
                    $cells = [];
                    $table = '_FILE';
                    $elFromTable = $this->clipObj->elFromTable($table);
                    if (!empty($elFromTable) && $this->folderObject->checkActionPermission('write')) {
                        $addPasteButton = true;
                        $elToConfirm = [];
                        foreach ($elFromTable as $key => $element) {
                            $clipBoardElement = $this->resourceFactory->retrieveFileOrFolderObject($element);
                            if ($clipBoardElement instanceof Folder && $clipBoardElement->getStorage()->isWithinFolder($clipBoardElement, $this->folderObject)) {
                                $addPasteButton = false;
                            }
                            $elToConfirm[$key] = $clipBoardElement->getName();
                        }
                        if ($addPasteButton) {
                            $cells[] = '<a class="btn btn-default t3js-modal-trigger"' .
                                ' href="' . htmlspecialchars($this->clipObj->pasteUrl(
                                    '_FILE',
                                    $this->folderObject->getCombinedIdentifier()
                                )) . '"'
                                . ' data-content="' . htmlspecialchars($this->clipObj->confirmMsgText(
                                    '_FILE',
                                    $this->path,
                                    'into',
                                    $elToConfirm
                                )) . '"'
                                . ' data-severity="warning"'
                                . ' data-title="' . $this->getLanguageService()->getLL('clip_paste', true) . '"'
                                . ' title="' . $this->getLanguageService()->getLL('clip_paste', true) . '">'
                                . $this->iconFactory->getIcon('actions-document-paste-into', Icon::SIZE_SMALL)
                                    ->render()
                                . '</a>';
                        }
                    }
                    if ($this->clipObj->current !== 'normal' && $iOut) {
                        $cells[] = $this->linkClipboardHeaderIcon('<span title="' . $this->getLanguageService()->getLL('clip_selectMarked', true) . '">' . $this->iconFactory->getIcon('actions-edit-copy', Icon::SIZE_SMALL)->render() . '</span>', $table, 'setCB');
                        $cells[] = $this->linkClipboardHeaderIcon('<span title="' . $this->getLanguageService()->getLL('clip_deleteMarked', true) . '">' . $this->iconFactory->getIcon('actions-edit-delete', Icon::SIZE_SMALL)->render(), $table, 'delete', $this->getLanguageService()->getLL('clip_deleteMarkedWarning'));
                        $onClick = 'checkOffCB(' . GeneralUtility::quoteJSvalue(implode(',', $this->CBnames)) . ', this); return false;';
                        $cells[] = '<a class="btn btn-default" rel="" href="#" onclick="' . htmlspecialchars($onClick) . '" title="' . $this->getLanguageService()->getLL('clip_markRecords', true) . '">' . $this->iconFactory->getIcon('actions-document-select', Icon::SIZE_SMALL)->render() . '</a>';
                    }
                    $theData[$v] = implode('', $cells);
                } else {
                    // Normal row:
                    $theT = $this->linkWrapSort($this->getLanguageService()->getLL('c_' . $v, true), $this->folderObject->getCombinedIdentifier(), $v);
                    $theData[$v] = $theT;
                }
            }

            $out .= '<thead>' . $this->addelement(1, '', $theData, '', '', '', 'th') . '</thead>';
            $out .= '<tbody>' . $iOut . '</tbody>';
            // half line is drawn
            // finish
            $out = '
        <!--
            Filelist table:
        -->
            <div class="table-fit">
                <table class="table table-striped table-hover" id="typo3-filelist">
                    ' . $out . '
                </table>
            </div>';
        } else {
            $flashMessage = GeneralUtility::makeInstance(FlashMessage::class, $this->getLanguageService()->getLL('storageNotBrowsableMessage'), $this->getLanguageService()->getLL('storageNotBrowsableTitle'), FlashMessage::INFO);
            $flashMessageService = GeneralUtility::makeInstance(FlashMessageService::class);
            $defaultFlashMessageQueue = $flashMessageService->getMessageQueueByIdentifier();
            $defaultFlashMessageQueue->enqueue($flashMessage);
            $out = '';
        }
        return $out;
    }

    protected function getLinkToParentFolder(Folder $currentFolder)
    {
        $levelUp = '';
        try {
            $currentStorage = $currentFolder->getStorage();
            $parentFolder = $currentFolder->getParentFolder();
            if ($parentFolder->getIdentifier() !== $currentFolder->getIdentifier() && $currentStorage->isWithinFileMountBoundaries($parentFolder)) {
                $levelUp = $this->linkWrapDir(
                    '<span title="' . $this->getLanguageService()->sL('LLL:EXT:lang/locallang_core.xlf:labels.upOneLevel', true) . '">'
                    . $this->iconFactory->getIcon('actions-view-go-up', Icon::SIZE_SMALL)->render()
                    . '</span>',
                    $parentFolder
                );
            }
        } catch (\Exception $e) {
        }
        return $levelUp;
    }

    public function getFolderInfo()
    {
        if ($this->counter == 1) {
            $fileLabel = $this->getLanguageService()->getLL('file', true);
        } else {
            $fileLabel = $this->getLanguageService()->getLL('files', true);
        }
        return $this->counter . ' ' . $fileLabel . ', ' . GeneralUtility::formatSize($this->totalbytes, $this->getLanguageService()->getLL('byteSizeUnits', true));
    }

    public function formatDirList(array $folders)
    {
        $out = '';
        foreach ($folders as $folderName => $folderObject) {
            $role = $folderObject->getRole();
            if ($role === FolderInterface::ROLE_PROCESSING) {
                // don't show processing-folder
                continue;
            }
            if ($role !== FolderInterface::ROLE_DEFAULT) {
                $displayName = '<strong>' . htmlspecialchars($folderName) . '</strong>';
            } else {
                $displayName = htmlspecialchars($folderName);
            }

            $isLocked = $folderObject instanceof InaccessibleFolder;
            $isWritable = $folderObject->checkActionPermission('write');

            // Initialization
            $this->counter++;

            // The icon with link
            $theIcon = '<span title="' . htmlspecialchars($folderName) . '">' . $this->iconFactory->getIconForResource($folderObject, Icon::SIZE_SMALL)->render() . '</span>';
            if (!$isLocked && $this->clickMenus) {
                $theIcon = BackendUtility::wrapClickMenuOnIcon($theIcon, $folderObject->getCombinedIdentifier());
            }

            // Preparing and getting the data-array
            $theData = [];
            if ($isLocked) {
                foreach ($this->fieldArray as $field) {
                    $theData[$field] = '';
                }
                $theData['file'] = $displayName;
            } else {
                foreach ($this->fieldArray as $field) {
                    switch ($field) {
                        case 'size':
                            try {
                                $numFiles = $folderObject->getFileCount();
                            } catch (InsufficientFolderAccessPermissionsException $e) {
                                $numFiles = 0;
                            }
                            $theData[$field] = $numFiles . ' ' . $this->getLanguageService()->getLL(($numFiles === 1 ? 'file' : 'files'), true);
                            break;
                        case 'rw':
                            $theData[$field] = '<strong class="text-danger">' . $this->getLanguageService()->getLL('read', true) . '</strong>' . (!$isWritable ? '' : '<strong class="text-danger">' . $this->getLanguageService()->getLL('write', true) . '</strong>');
                            break;
                        case 'fileext':
                            $theData[$field] = $this->getLanguageService()->getLL('folder', true);
                            break;
                        case 'tstamp':
                            // @todo: FAL: how to get the mtime info -- $theData[$field] = \TYPO3\CMS\Backend\Utility\BackendUtility::date($theFile['tstamp']);
                            $theData[$field] = '-';
                            break;
                        case 'file':
                            $theData[$field] = $this->linkWrapDir($displayName, $folderObject);
                            break;
                        case '_CONTROL_':
                            $theData[$field] = $this->makeEdit($folderObject);
                            break;
                        case '_CLIPBOARD_':
                            $theData[$field] = $this->makeClip($folderObject);
                            break;
                        case '_REF_':
                            $theData[$field] = $this->makeRef($folderObject);
                            break;
                        default:
                            $theData[$field] = GeneralUtility::fixed_lgd_cs($theData[$field], $this->fixedL);
                    }
                }
            }
            $out .= $this->addelement(1, $theIcon, $theData);
        }
        return $out;
    }

    public function linkWrapDir($title, Folder $folderObject)
    {
        $href = BackendUtility::getModuleUrl('file_FilelistList', ['id' => $folderObject->getCombinedIdentifier()]);
        $onclick = ' onclick="' . htmlspecialchars(('top.document.getElementsByName("navigation")[0].contentWindow.Tree.highlightActiveItem("file","folder' . GeneralUtility::md5int($folderObject->getCombinedIdentifier()) . '_"+top.fsMod.currentBank)')) . '"';
        // Sometimes $code contains plain HTML tags. In such a case the string should not be modified!
        if ((string)$title === strip_tags($title)) {
            return '<a href="' . htmlspecialchars($href) . '"' . $onclick . ' title="' . htmlspecialchars($title) . '">' . GeneralUtility::fixed_lgd_cs($title, $this->fixedL) . '</a>';
        } else {
            return '<a href="' . htmlspecialchars($href) . '"' . $onclick . '>' . $title . '</a>';
        }
    }

    public function linkWrapFile($code, File $fileObject)
    {
        try {
            if ($fileObject instanceof File && $fileObject->isIndexed() && $fileObject->checkActionPermission('write') && $this->getBackendUser()->check('tables_modify', 'sys_file_metadata')) {
                $metaData = $fileObject->_getMetaData();
                $urlParameters = [
                    'edit' => [
                        'sys_file_metadata' => [
                            $metaData['uid'] => 'edit'
                        ]
                    ],
                    'returnUrl' => $this->listURL()
                ];
                $url = BackendUtility::getModuleUrl('record_edit', $urlParameters);
                $title = htmlspecialchars($this->getLanguageService()->sL('LLL:EXT:lang/locallang_core.xlf:cm.editMetadata'));
                $code = '<a href="' . htmlspecialchars($url) . '" title="' . $title . '">' . GeneralUtility::fixed_lgd_cs($code, $this->fixedL) . '</a>';
            }
        } catch (\Exception $e) {
            // intentional fall-through
        }
        return $code;
    }

    public function listURL($altId = '', $table = '-1', $exclList = '')
    {
        return GeneralUtility::linkThisScript([
            'target' => rawurlencode($this->folderObject->getCombinedIdentifier()),
            'imagemode' => $this->thumbs
        ]);
    }

    public function formatFileList(array $files)
    {
        $out = '';
        // first two keys are "0" (default) and "-1" (multiple), after that comes the "other languages"
        $allSystemLanguages = GeneralUtility::makeInstance(TranslationConfigurationProvider::class)->getSystemLanguages();
        $systemLanguages = array_filter($allSystemLanguages, function ($languageRecord) {
            if ($languageRecord['uid'] === -1 || $languageRecord['uid'] === 0 || !$this->getBackendUser()->checkLanguageAccess($languageRecord['uid'])) {
                return false;
            } else {
                return true;
            }
        });

        foreach ($files as $fileObject) {
            // Initialization
            $this->counter++;
            $this->totalbytes += $fileObject->getSize();
            $ext = $fileObject->getExtension();
            $fileName = trim($fileObject->getName());
            // The icon with link
            $theIcon = '<span title="' . htmlspecialchars($fileName . ' [' . (int)$fileObject->getUid() . ']') . '">'
                . $this->iconFactory->getIconForResource($fileObject, Icon::SIZE_SMALL)->render() . '</span>';
            if ($this->clickMenus) {
                $theIcon = BackendUtility::wrapClickMenuOnIcon($theIcon, $fileObject->getCombinedIdentifier());
            }
            // Preparing and getting the data-array
            $theData = [];
            foreach ($this->fieldArray as $field) {
                switch ($field) {
                    case 'size':
                        $theData[$field] = GeneralUtility::formatSize($fileObject->getSize(), $this->getLanguageService()->getLL('byteSizeUnits', true));
                        break;
                    case 'rw':
                        $theData[$field] = '' . (!$fileObject->checkActionPermission('read') ? ' ' : '<strong class="text-danger">' . $this->getLanguageService()->getLL('read', true) . '</strong>') . (!$fileObject->checkActionPermission('write') ? '' : '<strong class="text-danger">' . $this->getLanguageService()->getLL('write', true) . '</strong>');
                        break;
                    case 'fileext':
                        $theData[$field] = strtoupper($ext);
                        break;
                    case 'tstamp':
                        $theData[$field] = BackendUtility::date($fileObject->getModificationTime());
                        break;
                    case '_CONTROL_':
                        $theData[$field] = $this->makeEdit($fileObject);
                        break;
                    case '_CLIPBOARD_':
                        $theData[$field] = $this->makeClip($fileObject);
                        break;
                    case '_LOCALIZATION_':
                        if (!empty($systemLanguages) && $fileObject->isIndexed() && $fileObject->checkActionPermission('write') && $this->getBackendUser()->check('tables_modify', 'sys_file_metadata')) {
                            $metaDataRecord = $fileObject->_getMetaData();
                            $translations = $this->getTranslationsForMetaData($metaDataRecord);
                            $languageCode = '';

                            foreach ($systemLanguages as $language) {
                                $languageId = $language['uid'];
                                $flagIcon = $language['flagIcon'];
                                if (array_key_exists($languageId, $translations)) {
                                    $title = htmlspecialchars(sprintf($this->getLanguageService()->getLL('editMetadataForLanguage'), $language['title']));
                                    // @todo the overlay for the flag needs to be added ($flagIcon . '-overlay')
                                    $urlParameters = [
                                        'edit' => [
                                            'sys_file_metadata' => [
                                                $translations[$languageId]['uid'] => 'edit'
                                            ]
                                        ],
                                        'returnUrl' => $this->listURL()
                                    ];
                                    $flagButtonIcon = $this->iconFactory->getIcon($flagIcon, Icon::SIZE_SMALL, 'overlay-edit')->render();
                                    $url = BackendUtility::getModuleUrl('record_edit', $urlParameters);
                                    $languageCode .= '<a href="' . htmlspecialchars($url) . '" class="btn btn-default" title="' . $title . '">'
                                        . $flagButtonIcon . '</a>';
                                } else {
                                    $parameters = [
                                        'justLocalized' => 'sys_file_metadata:' . $metaDataRecord['uid'] . ':' . $languageId,
                                        'returnUrl' => $this->listURL()
                                    ];
                                    $returnUrl = BackendUtility::getModuleUrl('record_edit', $parameters);
                                    $href = BackendUtility::getLinkToDataHandlerAction(
                                        '&cmd[sys_file_metadata][' . $metaDataRecord['uid'] . '][localize]=' . $languageId,
                                        $returnUrl
                                    );
                                    $flagButtonIcon = '<span title="' . htmlspecialchars(sprintf($this->getLanguageService()->getLL('createMetadataForLanguage'), $language['title'])) . '">' . $this->iconFactory->getIcon($flagIcon, Icon::SIZE_SMALL, 'overlay-new')->render() . '</span>';
                                    $languageCode .= '<a href="' . htmlspecialchars($href) . '" class="btn btn-default">' . $flagButtonIcon . '</a> ';
                                }
                            }

                            // Hide flag button bar when not translated yet
                            $theData[$field] = ' <div class="localisationData btn-group" data-fileid="' . $fileObject->getUid() . '"' .
                                (empty($translations) ? ' style="display: none;"' : '') . '>' . $languageCode . '</div>';
                            $theData[$field] .= '<a class="btn btn-default filelist-translationToggler" data-fileid="' . $fileObject->getUid() . '">' .
                                '<span title="' . $this->getLanguageService()->getLL('translateMetadata', true) . '">'
                                . $this->iconFactory->getIcon('mimetypes-x-content-page-language-overlay', Icon::SIZE_SMALL)->render() . '</span>'
                                . '</a>';
                        }
                        break;
                    case '_REF_':
                        $theData[$field] = $this->makeRef($fileObject);
                        break;
                    case 'file':
                        // Edit metadata of file
                        $theData[$field] = $this->linkWrapFile(htmlspecialchars($fileName), $fileObject);

                        if ($fileObject->isMissing()) {
                            $theData[$field] .= '<span class="label label-danger label-space-left">'
                                . htmlspecialchars($this->getLanguageService()->sL('LLL:EXT:lang/locallang_core.xlf:warning.file_missing'))
                                . '</span>';
                            // Thumbnails?
                        } elseif ($this->thumbs && ($this->isImage($ext) || $this->isMediaFile($ext))) {
                            $processedFile = $fileObject->process(ProcessedFile::CONTEXT_IMAGEPREVIEW, []);
                            if ($processedFile) {
                                $thumbUrl = $processedFile->getPublicUrl(true);
                                $theData[$field] .= '<br /><img src="' . $thumbUrl . '" ' .
                                    'width="' . $processedFile->getProperty('width') . '" ' .
                                    'height="' . $processedFile->getProperty('height') . '" ' .
                                    'title="' . htmlspecialchars($fileName) . '" alt="" />';
                            }
                        }
                        break;
                    default:
                        $theData[$field] = '';
                        if ($fileObject->hasProperty($field)) {
                            $theData[$field] = htmlspecialchars(GeneralUtility::fixed_lgd_cs($fileObject->getProperty($field), $this->fixedL));
                        }
                }
            }
            $out .= $this->addelement(1, $theIcon, $theData);
        }
        return $out;
    }

    protected function getTranslationsForMetaData($metaDataRecord)
    {
        $where = $GLOBALS['TCA']['sys_file_metadata']['ctrl']['transOrigPointerField'] . '=' . (int)$metaDataRecord['uid'] .
            ' AND ' . $GLOBALS['TCA']['sys_file_metadata']['ctrl']['languageField'] . '>0';
        $translationRecords = $this->getDatabaseConnection()->exec_SELECTgetRows('*', 'sys_file_metadata', $where);
        $translations = [];
        foreach ($translationRecords as $record) {
            $translations[$record[$GLOBALS['TCA']['sys_file_metadata']['ctrl']['languageField']]] = $record;
        }
        return $translations;
    }

    public function isImage($ext)
    {
        return GeneralUtility::inList($GLOBALS['TYPO3_CONF_VARS']['GFX']['imagefile_ext'], strtolower($ext));
    }

    public function isMediaFile($ext)
    {
        return GeneralUtility::inList($GLOBALS['TYPO3_CONF_VARS']['SYS']['mediafile_ext'], strtolower($ext));
    }

    public function linkWrapSort($code, $folderIdentifier, $col)
    {
        $params = ['id' => $folderIdentifier, 'SET' => [ 'sort' => $col ]];

        if ($this->sort === $col) {
            // Check reverse sorting
            $params['SET']['reverse'] = ($this->sortRev ? '0' : '1');
            $sortArrow = $this->iconFactory->getIcon('status-status-sorting-light-' . ($this->sortRev ? 'desc' : 'asc'), Icon::SIZE_SMALL)->render();
        } else {
            $params['SET']['reverse'] = 0;
            $sortArrow = '';
        }
        $href = BackendUtility::getModuleUrl('file_FilelistList', $params);
        return '<a href="' . htmlspecialchars($href) . '">' . $code . ' ' . $sortArrow . '</a>';
    }

    public function makeClip($fileOrFolderObject)
    {
        if (!$fileOrFolderObject->checkActionPermission('read')) {
            return '';
        }
        $cells = [];
        $fullIdentifier = $fileOrFolderObject->getCombinedIdentifier();
        $fullName = $fileOrFolderObject->getName();
        $md5 = GeneralUtility::shortmd5($fullIdentifier);
        // For normal clipboard, add copy/cut buttons:
        if ($this->clipObj->current === 'normal') {
            $isSel = $this->clipObj->isSelected('_FILE', $md5);
            $copyTitle = $this->getLanguageService()->sL('LLL:EXT:lang/locallang_core.xlf:cm.copy', true);
            $cutTitle = $this->getLanguageService()->sL('LLL:EXT:lang/locallang_core.xlf:cm.cut', true);
            $copyIcon = $this->iconFactory->getIcon('actions-edit-copy', Icon::SIZE_SMALL)->render();
            $cutIcon = $this->iconFactory->getIcon('actions-edit-cut', Icon::SIZE_SMALL)->render();

            if ($isSel === 'copy') {
                $copyIcon = $this->iconFactory->getIcon('actions-edit-copy-release', Icon::SIZE_SMALL)->render();
            } elseif ($isSel === 'cut') {
                $cutIcon = $this->iconFactory->getIcon('actions-edit-cut-release', Icon::SIZE_SMALL)->render();
            }

            $cells[] = '<a class="btn btn-default"" href="' . htmlspecialchars($this->clipObj->selUrlFile($fullIdentifier, 1, ($isSel === 'copy'))) . '" title="' . $copyTitle . '">' . $copyIcon . '</a>';
            // we can only cut if file can be moved
            if ($fileOrFolderObject->checkActionPermission('move')) {
                $cells[] = '<a class="btn btn-default" href="' . htmlspecialchars($this->clipObj->selUrlFile($fullIdentifier, 0, ($isSel === 'cut'))) . '" title="' . $cutTitle . '">' . $cutIcon . '</a>';
            } else {
                $cells[] = $this->spaceIcon;
            }
        } else {
            // For numeric pads, add select checkboxes:
            $n = '_FILE|' . $md5;
            $this->CBnames[] = $n;
            $checked = $this->clipObj->isSelected('_FILE', $md5) ? ' checked="checked"' : '';
            $cells[] = '<input type="hidden" name="CBH[' . $n . ']" value="0" /><label class="btn btn-default btn-checkbox"><input type="checkbox" name="CBC[' . $n . ']" value="' . htmlspecialchars($fullIdentifier) . '" ' . $checked . ' /><span class="t3-icon fa"></span></label>';
        }
        // Display PASTE button, if directory:
        $elFromTable = $this->clipObj->elFromTable('_FILE');
        if ($fileOrFolderObject instanceof Folder && !empty($elFromTable) && $fileOrFolderObject->checkActionPermission('write')) {
            $addPasteButton = true;
            $elToConfirm = [];
            foreach ($elFromTable as $key => $element) {
                $clipBoardElement = $this->resourceFactory->retrieveFileOrFolderObject($element);
                if ($clipBoardElement instanceof Folder && $clipBoardElement->getStorage()->isWithinFolder($clipBoardElement, $fileOrFolderObject)) {
                    $addPasteButton = false;
                }
                $elToConfirm[$key] = $clipBoardElement->getName();
            }
            if ($addPasteButton) {
                $cells[] = '<a class="btn btn-default t3js-modal-trigger" '
                    . ' href="' . htmlspecialchars($this->clipObj->pasteUrl('_FILE', $fullIdentifier)) . '"'
                    . ' data-content="' . htmlspecialchars($this->clipObj->confirmMsgText('_FILE', $fullName, 'into', $elToConfirm)) . '"'
                    . ' data-severity="warning"'
                    . ' data-title="' . $this->getLanguageService()->getLL('clip_pasteInto', true) . '"'
                    . ' title="' . $this->getLanguageService()->getLL('clip_pasteInto', true) . '"'
                    . '>'
                    . $this->iconFactory->getIcon('actions-document-paste-into', Icon::SIZE_SMALL)->render()
                    . '</a>';
            }
        }
        // Compile items into a DIV-element:
        return ' <div class="btn-group" role="group">' . implode('', $cells) . '</div>';
    }

    public function makeEdit($fileOrFolderObject)
    {
        $cells = [];
        $fullIdentifier = $fileOrFolderObject->getCombinedIdentifier();
        $md5 = GeneralUtility::shortMD5($fullIdentifier);
        $isSel = $this->clipObj->isSelected('_FILE', $md5);

        // Edit file content (if editable)
        if ($fileOrFolderObject instanceof File && $fileOrFolderObject->checkActionPermission('write') && GeneralUtility::inList($GLOBALS['TYPO3_CONF_VARS']['SYS']['textfile_ext'], $fileOrFolderObject->getExtension())) {
            $url = BackendUtility::getModuleUrl('file_edit', ['target' => $fullIdentifier]);
            $editOnClick = 'top.content.list_frame.location.href=' . GeneralUtility::quoteJSvalue($url) . '+\'&returnUrl=\'+top.rawurlencode(top.content.list_frame.document.location.pathname+top.content.list_frame.document.location.search);return false;';
            $cells['edit'] = '<a href="#" class="btn btn-default" onclick="' . htmlspecialchars($editOnClick) . '" title="' . $this->getLanguageService()->sL('LLL:EXT:lang/locallang_core.xlf:cm.editcontent') . '">'
                . $this->iconFactory->getIcon('actions-page-open', Icon::SIZE_SMALL)->render()
                . '</a>';
        } else {
            $cells['edit'] = $this->spaceIcon;
        }
        if ($fileOrFolderObject instanceof File) {
            $fileUrl = $fileOrFolderObject->getPublicUrl(true);
            if ($fileUrl) {
                $aOnClick = 'return top.openUrlInWindow(' . GeneralUtility::quoteJSvalue($fileUrl) . ', \'WebFile\');';
                $cells['view'] = '<a href="#" class="btn btn-default" onclick="' . htmlspecialchars($aOnClick) . '" title="' . $this->getLanguageService()->sL('LLL:EXT:lang/locallang_core.xlf:cm.view') . '">' . $this->iconFactory->getIcon('actions-document-view', Icon::SIZE_SMALL)->render() . '</a>';
            } else {
                $cells['view'] = $this->spaceIcon;
            }
        } else {
            $cells['view'] = $this->spaceIcon;
        }

        // replace file
        if ($fileOrFolderObject instanceof File && $fileOrFolderObject->checkActionPermission('replace')) {
            $url = BackendUtility::getModuleUrl('file_replace', ['target' => $fullIdentifier, 'uid' => $fileOrFolderObject->getUid()]);
            $replaceOnClick = 'top.content.list_frame.location.href = ' . GeneralUtility::quoteJSvalue($url) . '+\'&returnUrl=\'+top.rawurlencode(top.content.list_frame.document.location.pathname+top.content.list_frame.document.location.search);return false;';
            $cells['replace'] = '<a href="#" class="btn btn-default" onclick="' . $replaceOnClick . '"  title="' . $this->getLanguageService()->sL('LLL:EXT:lang/locallang_core.xlf:cm.replace') . '">' . $this->iconFactory->getIcon('actions-edit-replace', Icon::SIZE_SMALL)->render() . '</a>';
        }

        // rename the file
        if ($fileOrFolderObject->checkActionPermission('rename')) {
            $url = BackendUtility::getModuleUrl('file_rename', ['target' => $fullIdentifier]);
            $renameOnClick = 'top.content.list_frame.location.href = ' . GeneralUtility::quoteJSvalue($url) . '+\'&returnUrl=\'+top.rawurlencode(top.content.list_frame.document.location.pathname+top.content.list_frame.document.location.search);return false;';
            $cells['rename'] = '<a href="#" class="btn btn-default" onclick="' . htmlspecialchars($renameOnClick) . '"  title="' . $this->getLanguageService()->sL('LLL:EXT:lang/locallang_core.xlf:cm.rename') . '">' . $this->iconFactory->getIcon('actions-edit-rename', Icon::SIZE_SMALL)->render() . '</a>';
        } else {
            $cells['rename'] = $this->spaceIcon;
        }
        if ($fileOrFolderObject->checkActionPermission('read')) {
            $infoOnClick = '';
            if ($fileOrFolderObject instanceof Folder) {
                $infoOnClick = 'top.launchView( \'_FOLDER\', ' . GeneralUtility::quoteJSvalue($fullIdentifier) . ');return false;';
            } elseif ($fileOrFolderObject instanceof File) {
                $infoOnClick = 'top.launchView( \'_FILE\', ' . GeneralUtility::quoteJSvalue($fullIdentifier) . ');return false;';
            }
            $cells['info'] = '<a href="#" class="btn btn-default" onclick="' . htmlspecialchars($infoOnClick) . '" title="' . $this->getLanguageService()->sL('LLL:EXT:lang/locallang_core.xlf:cm.info') . '">' . $this->iconFactory->getIcon('actions-document-info', Icon::SIZE_SMALL)->render() . '</a>';
        } else {
            $cells['info'] = $this->spaceIcon;
        }

        // copy the file
        if ($fileOrFolderObject->checkActionPermission('copy') && $this->clipObj->current === 'normal') {
            $copyTitle = htmlspecialchars($this->getLanguageService()->sL('LLL:EXT:lang/locallang_core.xlf:cm.copy'));
            $copyIcon = $this->iconFactory->getIcon('actions-edit-copy', Icon::SIZE_SMALL)->render();

            if ($isSel === 'copy') {
                $copyIcon = $this->iconFactory->getIcon('actions-edit-copy-release', Icon::SIZE_SMALL)->render();
            }

            $cells['copy'] = '<a class="btn btn-default"" href="' . htmlspecialchars($this->clipObj->selUrlFile($fullIdentifier, 1, ($isSel === 'copy'))) . '" title="' . $copyTitle . '">' . $copyIcon . '</a>';
        }

        // cut the file
        if ($fileOrFolderObject->checkActionPermission('move') && $this->clipObj->current === 'normal') {
            $cutTitle = htmlspecialchars($this->getLanguageService()->sL('LLL:EXT:lang/locallang_core.xlf:cm.cut'));
            $cutIcon = $this->iconFactory->getIcon('actions-edit-cut', Icon::SIZE_SMALL)->render();

            if ($isSel === 'cut') {
                $cutIcon = $this->iconFactory->getIcon('actions-edit-cut-release', Icon::SIZE_SMALL)->render();
            }

            $cells['cut'] = '<a class="btn btn-default" href="' . htmlspecialchars($this->clipObj->selUrlFile($fullIdentifier, 0, ($isSel === 'cut'))) . '" title="' . $cutTitle . '">' . $cutIcon . '</a>';
        }

        // delete the file
        if ($fileOrFolderObject->checkActionPermission('delete')) {
            $identifier = $fileOrFolderObject->getIdentifier();
            if ($fileOrFolderObject instanceof Folder) {
                $referenceCountText = BackendUtility::referenceCount('_FILE', $identifier, ' ' . $this->getLanguageService()->sL('LLL:EXT:lang/locallang_core.xlf:labels.referencesToFolder'));
            } else {
                $referenceCountText = BackendUtility::referenceCount('sys_file', $fileOrFolderObject->getUid(), ' ' . $this->getLanguageService()->sL('LLL:EXT:lang/locallang_core.xlf:labels.referencesToFile'));
            }

            if ($this->getBackendUser()->jsConfirmation(JsConfirmation::DELETE)) {
                $confirmationCheck = '1';
            } else {
                $confirmationCheck = '0';
            }

            $deleteUrl = BackendUtility::getModuleUrl('tce_file');
            $confirmationMessage = sprintf($this->getLanguageService()->sL('LLL:EXT:lang/locallang_core.xlf:mess.delete'), $fileOrFolderObject->getName()) . $referenceCountText;
            $title = $this->getLanguageService()->sL('LLL:EXT:lang/locallang_core.xlf:cm.delete');
            $cells['delete'] = '<a href="#" class="btn btn-default t3js-filelist-delete" data-content="' . htmlspecialchars($confirmationMessage)
                . '" data-check="' . $confirmationCheck
                . '" data-delete-url="' . htmlspecialchars($deleteUrl)
                . '" data-title="' . htmlspecialchars($title)
                . '" data-identifier="' . htmlspecialchars($fileOrFolderObject->getCombinedIdentifier())
                . '" data-veri-code="' . $this->getBackendUser()->veriCode()
                . '" title="' . htmlspecialchars($title) . '">'
                . $this->iconFactory->getIcon('actions-edit-delete', Icon::SIZE_SMALL)->render() . '</a>';
        } else {
            $cells['delete'] = $this->spaceIcon;
        }

        // Hook for manipulating edit icons.
        if (is_array($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['fileList']['editIconsHook'])) {
            $cells['__fileOrFolderObject'] = $fileOrFolderObject;
            foreach ($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['fileList']['editIconsHook'] as $classData) {
                $hookObject = GeneralUtility::getUserObj($classData);
                if (!$hookObject instanceof FileListEditIconHookInterface) {
                    throw new \UnexpectedValueException(
                        $classData . ' must implement interface ' . FileListEditIconHookInterface::class,
                        1235225797
                    );
                }
                $hookObject->manipulateEditIcons($cells, $this);
            }
            unset($cells['__fileOrFolderObject']);
        }
        // Compile items into a DIV-element:
        return '<div class="btn-group">' . implode('', $cells) . '</div>';
    }

    public function makeRef($fileOrFolderObject)
    {
        if ($fileOrFolderObject instanceof FolderInterface) {
            return '-';
        }
        // Look up the file in the sys_refindex.
        // Exclude sys_file_metadata records as these are no use references
        $databaseConnection = $this->getDatabaseConnection();
        $table = 'sys_refindex';
        $referenceCount = $databaseConnection->exec_SELECTcountRows(
            '*',
            $table,
            'ref_table=' . $databaseConnection->fullQuoteStr('sys_file', $table)
                . ' AND ref_uid=' . (int)$fileOrFolderObject->getUid()
                . ' AND deleted=0'
                . ' AND tablename != ' . $databaseConnection->fullQuoteStr('sys_file_metadata', $table)
        );
        return $this->generateReferenceToolTip($referenceCount, '\'_FILE\', ' . GeneralUtility::quoteJSvalue($fileOrFolderObject->getCombinedIdentifier()));
    }

    protected function getDatabaseConnection()
    {
        return $GLOBALS['TYPO3_DB'];
    }

    protected function getLanguageService()
    {
        return $GLOBALS['LANG'];
    }

    protected function getBackendUser()
    {
        return $GLOBALS['BE_USER'];
    }
}