/**
     * Main Task center module
     *
     * @return string HTML content.
     */
    public function main()
    {
        $content = '';
        $id = (int) GeneralUtility::_GP('display');
        // If a preset is found, it is rendered using an iframe
        if ($id > 0) {
            $url = BackendUtility::getModuleUrl('xMOD_tximpexp', array('tx_impexp[action]' => 'export', 'preset[load]' => 1, 'preset[select]' => $id));
            return $this->taskObject->urlInIframe($url);
        } else {
            // Header
            $lang = $this->getLanguageService();
            $content .= $this->taskObject->description($lang->getLL('.alttitle'), $lang->getLL('.description'));
            $clause = $this->getBackendUser()->getPagePermsClause(1);
            $usernames = BackendUtility::getUserNames();
            // Create preset links:
            $presets = $this->getPresets();
            // If any presets found
            if (is_array($presets) && !empty($presets)) {
                $lines = [];
                foreach ($presets as $key => $presetCfg) {
                    $configuration = unserialize($presetCfg['preset_data']);
                    $title = strlen($presetCfg['title']) ? $presetCfg['title'] : '[' . $presetCfg['uid'] . ']';
                    $icon = 'EXT:impexp/Resources/Public/Images/export.gif';
                    $description = array();
                    // Is public?
                    if ($presetCfg['public']) {
                        $description[] = $lang->getLL('task.public') . ': ' . $lang->sL('LLL:EXT:lang/locallang_common.xlf:yes');
                    }
                    // Owner
                    $description[] = $lang->getLL('task.owner') . ': ' . ($presetCfg['user_uid'] === $GLOBALS['BE_USER']->user['uid'] ? $lang->getLL('task.own') : '[' . htmlspecialchars($usernames[$presetCfg['user_uid']]['username']) . ']');
                    // Page & path
                    if ($configuration['pagetree']['id']) {
                        $description[] = $lang->getLL('task.page') . ': ' . $configuration['pagetree']['id'];
                        $description[] = $lang->getLL('task.path') . ': ' . htmlspecialchars(BackendUtility::getRecordPath($configuration['pagetree']['id'], $clause, 20));
                    } else {
                        $description[] = $lang->getLL('single-record');
                    }
                    // Meta information
                    if ($configuration['meta']['title'] || $configuration['meta']['description'] || $configuration['meta']['notes']) {
                        $metaInformation = '';
                        if ($configuration['meta']['title']) {
                            $metaInformation .= '<strong>' . htmlspecialchars($configuration['meta']['title']) . '</strong><br />';
                        }
                        if ($configuration['meta']['description']) {
                            $metaInformation .= htmlspecialchars($configuration['meta']['description']);
                        }
                        if ($configuration['meta']['notes']) {
                            $metaInformation .= '<br /><br />
												<strong>' . $lang->getLL('notes') . ': </strong>
												<em>' . htmlspecialchars($configuration['meta']['notes']) . '</em>';
                        }
                        $description[] = '<br />' . $metaInformation;
                    }
                    // Collect all preset information
                    $lines[$key] = array('icon' => $icon, 'title' => $title, 'descriptionHtml' => implode('<br />', $description), 'link' => BackendUtility::getModuleUrl('user_task') . '&SET[function]=impexp.TYPO3\\CMS\\Impexp\\Task\\ImportExportTask&display=' . $presetCfg['uid']);
                }
                // Render preset list
                $content .= $this->taskObject->renderListMenu($lines);
            } else {
                // No presets found
                $flashMessage = GeneralUtility::makeInstance(FlashMessage::class, $lang->getLL('no-presets'), $lang->getLL('.alttitle'), FlashMessage::NOTICE);
                /** @var $flashMessageService \TYPO3\CMS\Core\Messaging\FlashMessageService */
                $flashMessageService = GeneralUtility::makeInstance(FlashMessageService::class);
                /** @var $defaultFlashMessageQueue \TYPO3\CMS\Core\Messaging\FlashMessageQueue */
                $defaultFlashMessageQueue = $flashMessageService->getMessageQueueByIdentifier();
                $defaultFlashMessageQueue->enqueue($flashMessage);
            }
        }
        return $content;
    }
    /**
     * Main Task center module
     *
     * @return string HTML content.
     */
    public function main()
    {
        $content = '';
        $id = (int) \TYPO3\CMS\Core\Utility\GeneralUtility::_GP('display');
        // If a preset is found, it is rendered using an iframe
        if ($id > 0) {
            $url = BackendUtility::getModuleUrl('xMOD_tximpexp', array('tx_impexp[action]' => 'export', 'preset[load]' => 1, 'preset[select]' => $id));
            return $this->taskObject->urlInIframe($url, 1);
        } else {
            // Header
            $content .= $this->taskObject->description($GLOBALS['LANG']->getLL('.alttitle'), $GLOBALS['LANG']->getLL('.description'));
            $thumbnails = $lines = array();
            // Thumbnail folder and files:
            $tempDir = $this->userTempFolder();
            if ($tempDir) {
                $thumbnails = \TYPO3\CMS\Core\Utility\GeneralUtility::getFilesInDir($tempDir, 'png,gif,jpg', 1);
            }
            $clause = $GLOBALS['BE_USER']->getPagePermsClause(1);
            $usernames = \TYPO3\CMS\Backend\Utility\BackendUtility::getUserNames();
            // Create preset links:
            $presets = $this->getPresets();
            // If any presets found
            if (is_array($presets)) {
                foreach ($presets as $key => $presetCfg) {
                    $configuration = unserialize($presetCfg['preset_data']);
                    $thumbnailFile = $thumbnails[$configuration['meta']['thumbnail']];
                    $title = strlen($presetCfg['title']) ? $presetCfg['title'] : '[' . $presetCfg['uid'] . ']';
                    $icon = 'EXT:impexp/export.gif';
                    $description = array();
                    // Is public?
                    if ($presetCfg['public']) {
                        $description[] = $GLOBALS['LANG']->getLL('task.public') . ': ' . $GLOBALS['LANG']->sL('LLL:EXT:lang/locallang_common.xlf:yes');
                    }
                    // Owner
                    $description[] = $GLOBALS['LANG']->getLL('task.owner') . ': ' . ($presetCfg['user_uid'] === $GLOBALS['BE_USER']->user['uid'] ? $GLOBALS['LANG']->getLL('task.own') : '[' . htmlspecialchars($usernames[$presetCfg['user_uid']]['username']) . ']');
                    // Page & path
                    if ($configuration['pagetree']['id']) {
                        $description[] = $GLOBALS['LANG']->getLL('task.page') . ': ' . $configuration['pagetree']['id'];
                        $description[] = $GLOBALS['LANG']->getLL('task.path') . ': ' . htmlspecialchars(\TYPO3\CMS\Backend\Utility\BackendUtility::getRecordPath($configuration['pagetree']['id'], $clause, 20));
                    } else {
                        $description[] = $GLOBALS['LANG']->getLL('single-record');
                    }
                    // Meta information
                    if ($configuration['meta']['title'] || $configuration['meta']['description'] || $configuration['meta']['notes']) {
                        $metaInformation = '';
                        if ($configuration['meta']['title']) {
                            $metaInformation .= '<strong>' . htmlspecialchars($configuration['meta']['title']) . '</strong><br />';
                        }
                        if ($configuration['meta']['description']) {
                            $metaInformation .= htmlspecialchars($configuration['meta']['description']);
                        }
                        if ($configuration['meta']['notes']) {
                            $metaInformation .= '<br /><br />
												<strong>' . $GLOBALS['LANG']->getLL('notes') . ': </strong>
												<em>' . htmlspecialchars($configuration['meta']['notes']) . '</em>';
                        }
                        $description[] = '<br />' . $metaInformation;
                    }
                    // Collect all preset information
                    $lines[$key] = array('icon' => $icon, 'title' => $title, 'descriptionHtml' => implode('<br />', $description), 'link' => BackendUtility::getModuleUrl('user_task') . '&SET[function]=impexp.tx_impexp_task&display=' . $presetCfg['uid']);
                }
                // Render preset list
                $content .= $this->taskObject->renderListMenu($lines);
            } else {
                // No presets found
                $flashMessage = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Core\\Messaging\\FlashMessage', $GLOBALS['LANG']->getLL('no-presets'), '', \TYPO3\CMS\Core\Messaging\FlashMessage::NOTICE);
                $content .= $flashMessage->render();
            }
        }
        return $content;
    }