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<?php
declare(strict_types=1);
/*
* 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\Form\Element;
use TYPO3\CMS\Backend\Form\NodeFactory;
use TYPO3\CMS\Core\Authentication\BackendUserAuthentication;
use TYPO3\CMS\Core\Authentication\Mfa\MfaProviderPropertyManager;
use TYPO3\CMS\Core\Authentication\Mfa\MfaProviderRegistry;
use TYPO3\CMS\Core\Imaging\Icon;
use TYPO3\CMS\Core\Page\JavaScriptModuleInstruction;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\CMS\Core\Utility\StringUtility;
use TYPO3\CMS\Frontend\Authentication\FrontendUserAuthentication;
/**
* Renders an element, displaying MFA related information and providing
* interactions like deactivation of active providers and MFA in general.
*
* @internal
*/
class MfaInfoElement extends AbstractFormElement
{
private const ALLOWED_TABLES = ['be_users', 'fe_users'];
protected MfaProviderRegistry $mfaProviderRegistry;
public function __construct(NodeFactory $nodeFactory, array $data)
{
parent::__construct($nodeFactory, $data);
$this->mfaProviderRegistry = GeneralUtility::makeInstance(MfaProviderRegistry::class);
}
public function render(): array
{
$resultArray = $this->initializeResultArray();
// @deprecated since v12, will be removed with v13 when all elements handle label/legend on their own
$resultArray['labelHasBeenHandled'] = true;
$currentBackendUser = $this->getBackendUser();
$tableName = $this->data['tableName'];
// This renderType only works for user tables: be_users, fe_users
if (!in_array($tableName, self::ALLOWED_TABLES, true)) {
return $resultArray;
}
// Initialize a user based on the current table name
$targetUser = $tableName === 'be_users'
? GeneralUtility::makeInstance(BackendUserAuthentication::class)
: GeneralUtility::makeInstance(FrontendUserAuthentication::class);
$userId = (int)($this->data['databaseRow'][$targetUser->userid_column] ?? 0);
$targetUser->enablecolumns = ['deleted' => true];
$targetUser->setBeUserByUid($userId);
$isDeactivationAllowed = true;
// Providers from system maintainers can only be deactivated by system maintainers.
// This check is however only be necessary if the target is a backend user.
if ($targetUser instanceof BackendUserAuthentication) {
$systemMaintainers = array_map('intval', $GLOBALS['TYPO3_CONF_VARS']['SYS']['systemMaintainers'] ?? []);
$isTargetUserSystemMaintainer = $targetUser->isAdmin() && in_array($userId, $systemMaintainers, true);
if ($isTargetUserSystemMaintainer && !$currentBackendUser->isSystemMaintainer()) {
$isDeactivationAllowed = false;
}
}
// Fetch providers from the mfa field
$mfaProviders = json_decode($this->data['parameterArray']['itemFormElValue'] ?? '', true) ?? [];
// Initialize variables
$html = $childHtml = $activeProviders = $lockedProviders = [];
$lang = $this->getLanguageService();
$enabledLabel = htmlspecialchars($lang->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.mfa.enabled'));
$disabledLabel = htmlspecialchars($lang->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.mfa.disabled'));
$status = '<span class="badge badge-danger badge-space-end t3js-mfa-status-label" data-alternative-label="' . $enabledLabel . '">' . $disabledLabel . '</span>';
// Unset invalid providers
foreach ($mfaProviders as $identifier => $providerSettings) {
if (!$this->mfaProviderRegistry->hasProvider($identifier)) {
unset($mfaProviders[$identifier]);
}
}
if ($mfaProviders !== []) {
// Check if remaining providers are active and/or locked for the user
foreach ($mfaProviders as $identifier => $providerSettings) {
$provider = $this->mfaProviderRegistry->getProvider($identifier);
$propertyManager = MfaProviderPropertyManager::create($provider, $targetUser);
if (!$provider->isActive($propertyManager)) {
continue;
}
$activeProviders[$identifier] = $provider;
if ($provider->isLocked($propertyManager)) {
$lockedProviders[] = $identifier;
}
}
if ($activeProviders !== []) {
// Change status label to MFA being enabled
$status = '<span class="badge badge-success badge-space-end t3js-mfa-status-label"' . ' data-alternative-label="' . $disabledLabel . '">' . $enabledLabel . '</span>';
// Add providers list
$childHtml[] = '<ul class="list-group t3js-mfa-active-providers-list">';
foreach ($activeProviders as $identifier => $activeProvider) {
$childHtml[] = '<li class="list-group-item" id="provider-' . htmlspecialchars((string)$identifier) . '" style="line-height: 2.1em;">';
$childHtml[] = $this->iconFactory->getIcon($activeProvider->getIconIdentifier(), Icon::SIZE_SMALL);
$childHtml[] = htmlspecialchars($lang->sL($activeProvider->getTitle()));
if (in_array($identifier, $lockedProviders, true)) {
$childHtml[] = '<span class="badge badge-danger">' . htmlspecialchars($lang->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.locked')) . '</span>';
} else {
$childHtml[] = '<span class="badge badge-success">' . htmlspecialchars($lang->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.active')) . '</span>';
}
if ($isDeactivationAllowed) {
$childHtml[] = '<button type="button"';
$childHtml[] = ' class="btn btn-default btn-sm float-end t3js-deactivate-provider-button"';
$childHtml[] = ' data-confirmation-title="' . htmlspecialchars(sprintf($lang->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:buttons.deactivateMfaProvider'), $lang->sL($activeProvider->getTitle()))) . '"';
$childHtml[] = ' data-confirmation-content="' . htmlspecialchars(sprintf($lang->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:buttons.deactivateMfaProvider.confirmation.text'), $lang->sL($activeProvider->getTitle()))) . '"';
$childHtml[] = ' data-confirmation-cancel-text="' . htmlspecialchars($lang->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.cancel')) . '"';
$childHtml[] = ' data-confirmation-deactivate-text="' . htmlspecialchars($lang->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.deactivate')) . '"';
$childHtml[] = ' data-provider="' . htmlspecialchars((string)$identifier) . '"';
$childHtml[] = ' title="' . htmlspecialchars(sprintf($lang->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:buttons.deactivateMfaProvider'), $lang->sL($activeProvider->getTitle()))) . '"';
$childHtml[] = '>';
$childHtml[] = $this->iconFactory->getIcon('actions-delete', Icon::SIZE_SMALL)->render('inline');
$childHtml[] = '</button>';
}
$childHtml[] = '</li>';
}
$childHtml[] = '</ul>';
}
}
$fieldId = 't3js-form-field-mfa-id' . StringUtility::getUniqueId('-');
$html[] = '<div class="formengine-field-item t3js-formengine-field-item" id="' . htmlspecialchars($fieldId) . '">';
$html[] = '<div class="form-control-wrap" style="max-width: ' . $this->formMaxWidth($this->defaultInputWidth) . 'px">';
$html[] = '<div class="form-wizards-wrap">';
$html[] = '<div class="form-wizards-element">';
$html[] = implode(PHP_EOL, $childHtml);
if ($isDeactivationAllowed) {
$html[] = '<div class="form-wizards-items-bottom">';
$html[] = '<button type="button"';
$html[] = ' class="t3js-deactivate-mfa-button btn btn-danger ' . ($activeProviders === [] ? 'disabled" disabled="disabled' : '') . '"';
$html[] = ' data-confirmation-title="' . htmlspecialchars($lang->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:buttons.deactivateMfa')) . '"';
$html[] = ' data-confirmation-content="' . htmlspecialchars($lang->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:buttons.deactivateMfa.confirmation.text')) . '"';
$html[] = ' data-confirmation-cancel-text="' . htmlspecialchars($lang->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.cancel')) . '"';
$html[] = ' data-confirmation-deactivate-text="' . htmlspecialchars($lang->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.deactivate')) . '"';
$html[] = '>';
$html[] = $this->iconFactory->getIcon('actions-toggle-off', Icon::SIZE_SMALL)->render('inline');
$html[] = htmlspecialchars($lang->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:buttons.deactivateMfa'));
$html[] = '</button>';
$html[] = '</div>';
}
$html[] = '</div>';
$html[] = '</div>';
$html[] = '</div>';
$html[] = '</div>';
// JavaScript is not needed in case deactivation is not allowed or no active providers exist
if ($isDeactivationAllowed && $activeProviders !== []) {
$resultArray['javaScriptModules'][] = JavaScriptModuleInstruction::create(
'@typo3/backend/form-engine/element/mfa-info-element.js'
)->instance('#' . $fieldId, ['userId' => $userId, 'tableName' => $tableName]);
}
$resultArray['html'] = $this->wrapWithFieldsetAndLegend($status . implode(PHP_EOL, $html));
return $resultArray;
}
}