Clipboard.php

Go to the documentation of this file.

<?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\Backend\Clipboard;
 
use ‪TYPO3\CMS\Backend\Routing\UriBuilder;
use ‪TYPO3\CMS\Backend\Utility\BackendUtility;
use ‪TYPO3\CMS\Core\Database\ConnectionPool;
use ‪TYPO3\CMS\Core\Database\Query\Restriction\DeletedRestriction;
use ‪TYPO3\CMS\Core\Database\Query\Restriction\WorkspaceRestriction;
use ‪TYPO3\CMS\Core\Imaging\Icon;
use ‪TYPO3\CMS\Core\Imaging\IconFactory;
use ‪TYPO3\CMS\Core\Resource\AbstractFile;
use ‪TYPO3\CMS\Core\Resource\Exception\ResourceDoesNotExistException;
use ‪TYPO3\CMS\Core\Resource\Folder;
use ‪TYPO3\CMS\Core\Resource\ProcessedFile;
use ‪TYPO3\CMS\Core\Resource\ResourceFactory;
use ‪TYPO3\CMS\Core\Type\Bitmask\JsConfirmation;
use ‪TYPO3\CMS\Core\Utility\ExtensionManagementUtility;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
use ‪TYPO3\CMS\Core\Utility\MathUtility;
use ‪TYPO3\CMS\Core\Utility\PathUtility;
use ‪TYPO3\CMS\Fluid\View\StandaloneView;
 
class ‪Clipboard
{
    public ‪$numberTabs = 3;
 
    public ‪$clipData = [];
 
    public ‪$changed = 0;
 
    public ‪$current = '';
 
    public ‪$lockToNormal = 0;
 
    public ‪$fileMode = false;
 
    protected ‪$iconFactory;
 
    protected ‪$view;
 
    public function ‪__construct()
    {
        $this->iconFactory = GeneralUtility::makeInstance(IconFactory::class);
        $this->view = $this->‪getStandaloneView();
    }
 
    /*****************************************
     *
     * Initialize
     *
     ****************************************/
    public function ‪initializeClipboard()
    {
        $userTsConfig = $this->‪getBackendUser()->‪getTSConfig();
        // Get data
        ‪$clipData = $this->‪getBackendUser()->‪getModuleData('clipboard', $userTsConfig['options.']['saveClipboard'] ? '' : 'ses');
        $this->numberTabs = ‪MathUtility::forceIntegerInRange((int)($userTsConfig['options.']['clipboardNumberPads'] ?? 3), 0, 20);
        // Resets/reinstates the clipboard pads
        $this->clipData['normal'] = is_array(‪$clipData['normal']) ? ‪$clipData['normal'] : [];
        for ($a = 1; $a <= ‪$this->numberTabs; $a++) {
            $this->clipData['tab_' . $a] = is_array(‪$clipData['tab_' . $a]) ? ‪$clipData['tab_' . $a] : [];
        }
        // Setting the current pad pointer ($this->current))
        $this->clipData['current'] = ($this->current = isset($this->clipData[‪$clipData['current']]) ? ‪$clipData['current'] : 'normal');
    }
 
    public function ‪lockToNormal()
    {
        $this->‪lockToNormal = 1;
        $this->current = 'normal';
    }
 
    public function ‪setCmd($cmd)
    {
        if (is_array($cmd['el'])) {
            foreach ($cmd['el'] as $k => $v) {
                if ($this->current === 'normal') {
                    unset($this->clipData['normal']);
                }
                if ($v) {
                    $this->clipData[‪$this->current]['el'][$k] = $v;
                } else {
                    $this->‪removeElement($k);
                }
                $this->changed = 1;
            }
        }
        // Change clipboard pad (if not locked to normal)
        if ($cmd['setP']) {
            $this->‪setCurrentPad($cmd['setP']);
        }
        // Remove element   (value = item ident: DB; '[tablename]|[uid]'    FILE: '_FILE|[shortmd5 hash of path]'
        if ($cmd['remove']) {
            $this->‪removeElement($cmd['remove']);
            $this->changed = 1;
        }
        // Remove all on current pad (value = pad-ident)
        if ($cmd['removeAll']) {
            $this->clipData[$cmd['removeAll']] = [];
            $this->changed = 1;
        }
        // Set copy mode of the tab
        if (isset($cmd['setCopyMode'])) {
            $this->clipData[‪$this->current]['mode'] = $cmd['setCopyMode'] ? 'copy' : '';
            $this->changed = 1;
        }
    }
 
    public function ‪setCurrentPad($padIdent)
    {
        // Change clipboard pad (if not locked to normal)
        if (!$this->‪lockToNormal && $this->current != $padIdent) {
            if (isset($this->clipData[$padIdent])) {
                $this->clipData['current'] = ($this->current = $padIdent);
            }
            if ($this->current !== 'normal' || !$this->‪isElements()) {
                $this->clipData[‪$this->current]['mode'] = '';
            }
            // Setting mode to default (move) if no items on it or if not 'normal'
            $this->changed = 1;
        }
    }
 
    public function ‪endClipboard()
    {
        if ($this->changed) {
            $this->‪saveClipboard();
        }
        $this->changed = 0;
    }
 
    public function ‪cleanUpCBC($CBarr, $table, $removeDeselected = 0)
    {
        if (is_array($CBarr)) {
            foreach ($CBarr as $k => $v) {
                $p = explode('|', $k);
                if ((string)$p[0] != (string)$table || $removeDeselected && !$v) {
                    unset($CBarr[$k]);
                }
            }
        }
        return $CBarr;
    }
 
    /*****************************************
     *
     * Clipboard HTML renderings
     *
     ****************************************/
    public function ‪printClipboard()
    {
        $languageService = $this->‪getLanguageService();
        $elementCount = count($this->‪elFromTable($this->fileMode ? '_FILE' : ''));
        // CopyMode Selector menu
        $copyModeUrl = GeneralUtility::linkThisScript();
        $this->view->assign('actionCopyModeUrl', $copyModeUrl . '&CB[setCopyMode]=#clip_head');
        $this->view->assign('actionCopyModeUrl1', $copyModeUrl . '&CB[setCopyMode]=1#clip_head');
        $this->view->assign('currentMode', $this->‪currentMode());
        $this->view->assign('elementCount', $elementCount);
 
        if ($elementCount) {
            $removeAllUrl = GeneralUtility::linkThisScript(['CB' => ['removeAll' => $this->current]]);
            $this->view->assign('removeAllUrl', $removeAllUrl);
 
            // Selector menu + clear button
            $optionArray = [];
            // Import / Export link:
            if (‪ExtensionManagementUtility::isLoaded('impexp')) {
                $uriBuilder = GeneralUtility::makeInstance(UriBuilder::class);
                $url = $uriBuilder->buildUriFromRoute('tx_impexp_export', $this->‪exportClipElementParameters());
                $optionArray[] = [
                    'label' => $this->‪clLabel('export', 'rm'),
                    'uri' => (string)$url
                ];
            }
            // Edit:
            if (!$this->fileMode) {
                $optionArray[] = [
                    'label' => $this->‪clLabel('edit', 'rm'),
                    'uri' => '#',
                    'additionalAttributes' => [
                        'onclick' => htmlspecialchars('window.location.href=' . GeneralUtility::quoteJSvalue($this->‪editUrl() . '&returnUrl=') . '+encodeURIComponent(window.location.href);'),
                    ]
                ];
            }
 
            // Delete referenced elements:
            $confirmationCheck = false;
            if ($this->‪getBackendUser()->jsConfirmation(‪JsConfirmation::DELETE)) {
                $confirmationCheck = true;
            }
 
            $confirmationMessage = sprintf(
                $languageService->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:mess.deleteClip'),
                $elementCount
            );
            $title = $languageService
                ->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.clipboard.delete_elements');
            $returnUrl = $this->‪deleteUrl(true, $this->fileMode);
            $btnOkText = $languageService
                ->sL('LLL:EXT:backend/Resources/Private/Language/locallang_alt_doc.xlf:buttons.confirm.delete_elements.yes');
            $btnCancelText = $languageService
                ->sL('LLL:EXT:backend/Resources/Private/Language/locallang_alt_doc.xlf:buttons.confirm.delete_elements.no');
            $optionArray[] = [
                'label' => htmlspecialchars($title),
                'uri' => $returnUrl,
                'additionalAttributes' => [
                    'class' => $confirmationCheck ? 't3js-modal-trigger' : '',
                ],
                'data' => [
                    'severity' => 'warning',
                    'button-close-text' => htmlspecialchars($btnCancelText),
                    'button-ok-text' => htmlspecialchars($btnOkText),
                    'content' => htmlspecialchars($confirmationMessage),
                    'title' => htmlspecialchars($title)
                ]
            ];
 
            // Clear clipboard
            $optionArray[] = [
                'label' => $languageService->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.clipboard.clear_clipboard'),
                'uri' => $removeAllUrl . '#clip_head'
            ];
            $this->view->assign('optionArray', $optionArray);
        }
 
        // Print header and content for the NORMAL tab:
        $this->view->assign('current', $this->current);
        $tabArray = [];
        $tabArray['normal'] = [
            'id' => 'normal',
            'number' => 0,
            'url' => GeneralUtility::linkThisScript(['CB' => ['setP' => 'normal']]),
            'description' => 'labels.normal-description',
            'label' => 'labels.normal',
            'padding' => $this->‪padTitle('normal')
        ];
        if ($this->current === 'normal') {
            $tabArray['normal']['content'] = $this->‪getContentFromTab('normal');
        }
        // Print header and content for the NUMERIC tabs:
        for ($a = 1; $a <= ‪$this->numberTabs; $a++) {
            $tabArray['tab_' . $a] = [
                'id' => 'tab_' . $a,
                'number' => $a,
                'url' => GeneralUtility::linkThisScript(['CB' => ['setP' => 'tab_' . $a]]),
                'description' => 'labels.cliptabs-description',
                'label' => 'labels.cliptabs-name',
                'padding' => $this->‪padTitle('tab_' . $a)
            ];
            if ($this->current === 'tab_' . $a) {
                $tabArray['tab_' . $a]['content'] = $this->‪getContentFromTab('tab_' . $a);
            }
        }
        $this->view->assign('clipboardHeader', ‪BackendUtility::wrapInHelp('xMOD_csh_corebe', 'list_clipboard', $this->‪clLabel('clipboard', 'buttons')));
        $this->view->assign('tabArray', $tabArray);
        return $this->view->render();
    }
 
    public function ‪getContentFromTab($pad)
    {
        $lines = [];
        if (is_array($this->clipData[$pad]['el'] ?? false)) {
            foreach ($this->clipData[$pad]['el'] as $k => $v) {
                if ($v) {
                    [$table, $uid] = explode('|', $k);
                    // Rendering files/directories on the clipboard
                    if ($table === '_FILE') {
                        $fileObject = GeneralUtility::makeInstance(ResourceFactory::class)->retrieveFileOrFolderObject($v);
                        if ($fileObject) {
                            $thumb = [];
                            $folder = $fileObject instanceof ‪Folder;
                            $size = $folder ? '' : '(' . GeneralUtility::formatSize((int)$fileObject->getSize()) . 'bytes)';
                            if (!$folder && $fileObject->isImage()) {
                                $thumb = [
                                    'image' => $fileObject->process(‪ProcessedFile::CONTEXT_IMAGEPREVIEW, [])->getPublicUrl(true),
                                    'title' => htmlspecialchars($fileObject->getName())
                                ];
                            }
                            $lines[] = [
                                'icon' => '<span title="' . htmlspecialchars($fileObject->getName() . ' ' . $size) . '">' . $this->iconFactory->getIconForResource(
                                    $fileObject,
                                    ‪Icon::SIZE_SMALL
                                )->render() . '</span>',
                                'title' => $this->‪linkItemText(htmlspecialchars(GeneralUtility::fixed_lgd_cs(
                                    $fileObject->getName(),
                                    $this->getBackendUser()->uc['titleLen']
                                )), $fileObject->getName()),
                                'thumb' => $thumb,
                                'infoDataDispatch' => [
                                    'action' => 'TYPO3.InfoWindow.showItem',
                                    'args' => GeneralUtility::jsonEncodeForHtmlAttribute([$table, $v], false),
                                ],
                                'removeLink' => $this->‪removeUrl('_FILE', GeneralUtility::shortMD5($v))
                            ];
                        } else {
                            // If the file did not exist (or is illegal) then it is removed from the clipboard immediately:
                            unset($this->clipData[$pad]['el'][$k]);
                            $this->changed = 1;
                        }
                    } else {
                        // Rendering records:
                        $rec = ‪BackendUtility::getRecordWSOL($table, (int)$uid);
                        if (is_array($rec)) {
                            $lines[] = [
                                'icon' => $this->‪linkItemText($this->iconFactory->getIconForRecord(
                                    $table,
                                    $rec,
                                    ‪Icon::SIZE_SMALL
                                )->render(), $rec, $table),
                                'title' => $this->‪linkItemText(htmlspecialchars(GeneralUtility::fixed_lgd_cs(‪BackendUtility::getRecordTitle(
                                    $table,
                                    $rec
                                ), $this->‪getBackendUser()->uc['titleLen'])), $rec, $table),
                                'infoDataDispatch' => [
                                    'action' => 'TYPO3.InfoWindow.showItem',
                                    'args' => GeneralUtility::jsonEncodeForHtmlAttribute([$table, (int)$uid], false),
                                ],
                                'removeLink' => $this->‪removeUrl($table, $uid)
                            ];
 
                            $localizationData = $this->‪getLocalizations($table, $rec);
                            if (!empty($localizationData)) {
                                $lines = array_merge($lines, $localizationData);
                            }
                        } else {
                            unset($this->clipData[$pad]['el'][$k]);
                            $this->changed = 1;
                        }
                    }
                }
            }
        }
        $this->‪endClipboard();
        return $lines;
    }
 
    public function ‪hasElements()
    {
        foreach ($this->clipData as $data) {
            if (isset($data['el']) && is_array($data['el']) && !empty($data['el'])) {
                return true;
            }
        }
 
        return false;
    }
 
    public function ‪getLocalizations($table, $parentRec)
    {
        $lines = [];
        $tcaCtrl = ‪$GLOBALS['TCA'][$table]['ctrl'];
        $workspaceId = (int)$this->‪getBackendUser()->workspace;
 
        if (‪BackendUtility::isTableLocalizable($table)) {
            $queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getQueryBuilderForTable($table);
            $queryBuilder->getRestrictions()
                ->removeAll()
                ->add(GeneralUtility::makeInstance(DeletedRestriction::class));
 
            $queryBuilder
                ->select('*')
                ->from($table)
                ->where(
                    $queryBuilder->expr()->eq(
                        $tcaCtrl['transOrigPointerField'],
                        $queryBuilder->createNamedParameter($parentRec['uid'], \PDO::PARAM_INT)
                    ),
                    $queryBuilder->expr()->neq(
                        $tcaCtrl['languageField'],
                        $queryBuilder->createNamedParameter(0, \PDO::PARAM_INT)
                    ),
                    $queryBuilder->expr()->gt(
                        'pid',
                        $queryBuilder->createNamedParameter(-1, \PDO::PARAM_INT)
                    )
                )
                ->orderBy($tcaCtrl['languageField']);
 
            if (‪BackendUtility::isTableWorkspaceEnabled($table)) {
                $queryBuilder->getRestrictions()->add(
                    GeneralUtility::makeInstance(WorkspaceRestriction::class, $workspaceId)
                );
            }
            $rows = $queryBuilder->execute()->fetchAll();
            if (is_array($rows)) {
                foreach ($rows as $rec) {
                    $lines[] = [
                        'icon' => $this->iconFactory->getIconForRecord($table, $rec, ‪Icon::SIZE_SMALL)->render(),
                        'title' => htmlspecialchars(GeneralUtility::fixed_lgd_cs(‪BackendUtility::getRecordTitle($table, $rec), $this->‪getBackendUser()->uc['titleLen']))
                    ];
                }
            }
        }
        return $lines;
    }
 
    public function ‪padTitle($pad)
    {
        $el = count($this->‪elFromTable($this->fileMode ? '_FILE' : '', $pad));
        if ($el) {
            return ' (' . ($pad === 'normal' ? ($this->clipData['normal']['mode'] === 'copy' ? $this->‪clLabel('copy', 'cm') : $this->‪clLabel('cut', 'cm')) : htmlspecialchars((string)$el)) . ')';
        }
        return '';
    }
 
    public function ‪linkItemText($str, $rec, $table = '')
    {
        $uriBuilder = GeneralUtility::makeInstance(UriBuilder::class);
        if (is_array($rec) && $table) {
            if ($this->fileMode) {
                $str = '<span class="text-muted">' . $str . '</span>';
            } else {
                $str = '<a href="' . htmlspecialchars((string)$uriBuilder->buildUriFromRoute('web_list', ['id' => $rec['pid']])) . '">' . $str . '</a>';
            }
        } elseif (file_exists($rec)) {
            if (!$this->fileMode) {
                $str = '<span class="text-muted">' . $str . '</span>';
            } elseif (‪ExtensionManagementUtility::isLoaded('filelist')) {
                $str = '<a href="' . htmlspecialchars((string)$uriBuilder->buildUriFromRoute('file_list', ['id' => ‪PathUtility::dirname($rec)])) . '">' . $str . '</a>';
            }
        }
        return $str;
    }
 
    public function ‪selUrlDB($table, $uid, $copy = 0, $deselect = 0, $baseArray = [])
    {
        $CB = ['el' => [rawurlencode($table . '|' . $uid) => $deselect ? 0 : 1]];
        if ($copy) {
            $CB['setCopyMode'] = 1;
        }
        $baseArray['CB'] = $CB;
        return GeneralUtility::linkThisScript($baseArray);
    }
 
    public function ‪selUrlFile($path, $copy = 0, $deselect = 0, $baseArray = [])
    {
        $CB = ['el' => [rawurlencode('_FILE|' . GeneralUtility::shortMD5($path)) => $deselect ? '' : $path]];
        if ($copy) {
            $CB['setCopyMode'] = 1;
        }
        $baseArray['CB'] = $CB;
        return GeneralUtility::linkThisScript($baseArray);
    }
 
    public function ‪pasteUrl($table, $uid, $setRedirect = true, array $update = null)
    {
        $urlParameters = [
            'CB[paste]' => $table . '|' . $uid,
            'CB[pad]' => ‪$this->current
        ];
        if ($setRedirect) {
            $urlParameters['redirect'] = GeneralUtility::linkThisScript(['CB' => '']);
        }
        if (is_array($update)) {
            $urlParameters['CB[update]'] = $update;
        }
        $uriBuilder = GeneralUtility::makeInstance(UriBuilder::class);
        return (string)$uriBuilder->buildUriFromRoute($table === '_FILE' ? 'tce_file' : 'tce_db', $urlParameters);
    }
 
    public function ‪deleteUrl($setRedirect = true, $file = false)
    {
        $urlParameters = [
            'CB[delete]' => 1,
            'CB[pad]' => ‪$this->current
        ];
        if ($setRedirect) {
            $urlParameters['redirect'] = GeneralUtility::linkThisScript(['CB' => '']);
        }
        $uriBuilder = GeneralUtility::makeInstance(UriBuilder::class);
        return (string)$uriBuilder->buildUriFromRoute($file ? 'tce_file' : 'tce_db', $urlParameters);
    }
 
    public function ‪editUrl()
    {
        $parameters = [];
        // All records
        $elements = $this->‪elFromTable('');
        foreach ($elements as $tP => $value) {
            [$table, $uid] = explode('|', $tP);
            $parameters['edit[' . $table . '][' . $uid . ']'] = 'edit';
        }
        $uriBuilder = GeneralUtility::makeInstance(UriBuilder::class);
        return (string)$uriBuilder->buildUriFromRoute('record_edit', $parameters);
    }
 
    public function ‪removeUrl($table, $uid)
    {
        return GeneralUtility::linkThisScript(['CB' => ['remove' => $table . '|' . $uid]]);
    }
 
    public function ‪confirmMsgText($table, $rec, $type, $clElements, $columnLabel = '')
    {
        if ($this->‪getBackendUser()->jsConfirmation(‪JsConfirmation::COPY_MOVE_PASTE)) {
            $labelKey = 'LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:mess.' . ($this->‪currentMode() === 'copy' ? 'copy' : 'move') . ($this->current === 'normal' ? '' : 'cb') . '_' . $type;
            $msg = $this->‪getLanguageService()->sL($labelKey . ($columnLabel ? '_colPos' : ''));
            if ($table === '_FILE') {
                $thisRecTitle = ‪PathUtility::basename($rec);
                if ($this->current === 'normal') {
                    $selItem = reset($clElements);
                    $selRecTitle = ‪PathUtility::basename($selItem);
                } else {
                    $selRecTitle = count($clElements);
                }
            } else {
                $thisRecTitle = $table === 'pages' && !is_array($rec) ? ‪$GLOBALS['TYPO3_CONF_VARS']['SYS']['sitename'] : ‪BackendUtility::getRecordTitle($table, $rec);
                if ($this->current === 'normal') {
                    $selItem = $this->‪getSelectedRecord();
                    $selRecTitle = $selItem['_RECORD_TITLE'];
                } else {
                    $selRecTitle = count($clElements);
                }
            }
            // @TODO
            // This can get removed as soon as the "_colPos" label is translated
            // into all available locallang languages.
            if (!$msg && $columnLabel) {
                $thisRecTitle .= ' | ' . $columnLabel;
                $msg = $this->‪getLanguageService()->sL($labelKey);
            }
 
            // Message
            $conf = sprintf(
                $msg,
                GeneralUtility::fixed_lgd_cs($selRecTitle, 30),
                GeneralUtility::fixed_lgd_cs($thisRecTitle, 30),
                GeneralUtility::fixed_lgd_cs($columnLabel, 30)
            );
        } else {
            $conf = '';
        }
        return $conf;
    }
 
    public function ‪clLabel($key, $Akey = 'labels')
    {
        return htmlspecialchars($this->‪getLanguageService()->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:' . $Akey . '.' . $key));
    }
 
    protected function ‪exportClipElementParameters()
    {
        // Init
        $pad = ‪$this->current;
        $params = [];
        // Traverse items:
        if (is_array($this->clipData[$pad]['el'] ?? false)) {
            foreach ($this->clipData[$pad]['el'] as $k => $v) {
                if ($v) {
                    [$table, $uid] = explode('|', $k);
                    // Rendering files/directories on the clipboard
                    if ($table === '_FILE') {
                        $file = GeneralUtility::makeInstance(ResourceFactory::class)->getObjectFromCombinedIdentifier($v);
                        if ($file instanceof ‪AbstractFile) {
                            $params['tx_impexp']['record'][] = 'sys_file:' . $file->getUid();
                        }
                    } else {
                        // Rendering records:
                        $rec = ‪BackendUtility::getRecord($table, (int)$uid);
                        if (is_array($rec)) {
                            $params['tx_impexp']['record'][] = $table . ':' . $uid;
                        }
                    }
                }
            }
        }
        return $params;
    }
 
    /*****************************************
     *
     * Helper functions
     *
     ****************************************/
    public function ‪removeElement($el)
    {
        unset($this->clipData[$this->current]['el'][$el]);
        $this->changed = 1;
    }
 
    public function ‪saveClipboard()
    {
        $this->‪getBackendUser()->‪pushModuleData('clipboard', $this->clipData);
    }
 
    public function ‪currentMode()
    {
        return ($this->clipData[$this->current]['mode'] ?? '') === 'copy' ? 'copy' : 'cut';
    }
 
    public function ‪cleanCurrent()
    {
        if (is_array($this->clipData[$this->current]['el'] ?? false)) {
            foreach ($this->clipData[$this->current]['el'] as $k => $v) {
                [$table, $uid] = explode('|', $k);
                if ($table !== '_FILE') {
                    if (!$v || !is_array(‪BackendUtility::getRecord($table, (int)$uid, 'uid'))) {
                        unset($this->clipData[$this->current]['el'][$k]);
                        $this->changed = 1;
                    }
                } else {
                    if (!$v) {
                        unset($this->clipData[$this->current]['el'][$k]);
                        $this->changed = 1;
                    } else {
                        try {
                            GeneralUtility::makeInstance(ResourceFactory::class)->retrieveFileOrFolderObject($v);
                        } catch (ResourceDoesNotExistException $e) {
                            // The file has been deleted in the meantime, so just remove it silently
                            unset($this->clipData[$this->current]['el'][$k]);
                        }
                    }
                }
            }
        }
    }
 
    public function ‪elFromTable($matchTable = '', $pad = '')
    {
        $pad = $pad ?: ‪$this->current;
        $list = [];
        if (is_array($this->clipData[$pad]['el'] ?? false)) {
            foreach ($this->clipData[$pad]['el'] as $k => $v) {
                if ($v) {
                    [$table, $uid] = explode('|', $k);
                    if ($table !== '_FILE') {
                        if ((!$matchTable || (string)$table == (string)$matchTable) && ‪$GLOBALS['TCA'][$table]) {
                            $list[$k] = $pad === 'normal' ? $v : $uid;
                        }
                    } else {
                        if ((string)$table == (string)$matchTable) {
                            $list[$k] = $v;
                        }
                    }
                }
            }
        }
        return $list;
    }
 
    public function ‪isSelected($table, $uid)
    {
        $k = $table . '|' . $uid;
        return !empty($this->clipData[$this->current]['el'][$k]) ? ($this->current === 'normal' ? $this->‪currentMode() : 1) : '';
    }
 
    public function ‪getSelectedRecord($table = '', $uid = '')
    {
        if (!$table && !$uid) {
            $elArr = $this->‪elFromTable('');
            reset($elArr);
            [$table, $uid] = explode('|', (string)key($elArr));
        }
        if ($this->‪isSelected($table, (int)$uid)) {
            $selRec = ‪BackendUtility::getRecordWSOL($table, (int)$uid);
            $selRec['_RECORD_TITLE'] = ‪BackendUtility::getRecordTitle($table, $selRec);
            return $selRec;
        }
        return [];
    }
 
    public function ‪isElements()
    {
        return is_array($this->clipData[$this->current]['el']) && !empty($this->clipData[$this->current]['el']);
    }
 
    public function ‪makePasteCmdArray($ref, $CMD, array $update = null)
    {
        [$pTable, $pUid] = explode('|', $ref);
        $pUid = (int)$pUid;
        // pUid must be set and if pTable is not set (that means paste ALL elements)
        // the uid MUST be positive/zero (pointing to page id)
        if ($pTable || $pUid >= 0) {
            $elements = $this->‪elFromTable($pTable);
            // So the order is preserved.
            $elements = array_reverse($elements);
            $mode = $this->‪currentMode() === 'copy' ? 'copy' : 'move';
            // Traverse elements and make CMD array
            foreach ($elements as $tP => $value) {
                [$table, $uid] = explode('|', $tP);
                if (!is_array($CMD[$table])) {
                    $CMD[$table] = [];
                }
                if (is_array($update)) {
                    $CMD[$table][$uid][$mode] = [
                        'action' => 'paste',
                        'target' => $pUid,
                        'update' => $update,
                    ];
                } else {
                    $CMD[$table][$uid][$mode] = $pUid;
                }
                if ($mode === 'move') {
                    $this->‪removeElement($tP);
                }
            }
            $this->‪endClipboard();
        }
        return $CMD;
    }
 
    public function ‪makeDeleteCmdArray($CMD)
    {
        // all records
        $elements = $this->‪elFromTable('');
        foreach ($elements as $tP => $value) {
            [$table, $uid] = explode('|', $tP);
            if (!is_array($CMD[$table])) {
                $CMD[$table] = [];
            }
            $CMD[$table][$uid]['delete'] = 1;
            $this->‪removeElement($tP);
        }
        $this->‪endClipboard();
        return $CMD;
    }
 
    /*****************************************
     *
     * FOR USE IN tce_file.php:
     *
     ****************************************/
    public function ‪makePasteCmdArray_file($ref, $FILE)
    {
        [$pTable, $pUid] = explode('|', $ref);
        $elements = $this->‪elFromTable('_FILE');
        $mode = $this->‪currentMode() === 'copy' ? 'copy' : 'move';
        // Traverse elements and make CMD array
        foreach ($elements as $tP => $path) {
            $FILE[$mode][] = ['data' => $path, 'target' => $pUid];
            if ($mode === 'move') {
                $this->‪removeElement($tP);
            }
        }
        $this->‪endClipboard();
        return $FILE;
    }
 
    public function ‪makeDeleteCmdArray_file($FILE)
    {
        $elements = $this->‪elFromTable('_FILE');
        // Traverse elements and make CMD array
        foreach ($elements as $tP => $path) {
            $FILE['delete'][] = ['data' => $path];
            $this->‪removeElement($tP);
        }
        $this->‪endClipboard();
        return $FILE;
    }
 
    protected function ‪getLanguageService()
    {
        return ‪$GLOBALS['LANG'];
    }
 
    protected function ‪getBackendUser()
    {
        return ‪$GLOBALS['BE_USER'];
    }
 
    protected function ‪getStandaloneView()
    {
        ‪$view = GeneralUtility::makeInstance(StandaloneView::class);
        ‪$view->‪setLayoutRootPaths([GeneralUtility::getFileAbsFileName('EXT:backend/Resources/Private/Layouts')]);
        ‪$view->‪setPartialRootPaths([GeneralUtility::getFileAbsFileName('EXT:backend/Resources/Private/Partials')]);
        ‪$view->‪setTemplateRootPaths([GeneralUtility::getFileAbsFileName('EXT:backend/Resources/Private/Templates')]);
 
        ‪$view->‪setTemplatePathAndFilename(GeneralUtility::getFileAbsFileName('EXT:backend/Resources/Private/Templates/Clipboard/Main.html'));
 
        ‪$view->‪getRequest()->‪setControllerExtensionName('Backend');
        return ‪$view;
    }
}