ActionHandler.php

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<?php
 
/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */
 
namespace ‪TYPO3\CMS\Workspaces\Controller\Remote;
 
use ‪TYPO3\CMS\Backend\Utility\BackendUtility;
use ‪TYPO3\CMS\Core\Authentication\BackendUserAuthentication;
use ‪TYPO3\CMS\Core\DataHandling\DataHandler;
use ‪TYPO3\CMS\Core\Localization\LanguageService;
use ‪TYPO3\CMS\Core\Utility\ExtensionManagementUtility;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
use ‪TYPO3\CMS\Core\Utility\MathUtility;
use ‪TYPO3\CMS\Fluid\View\StandaloneView;
use ‪TYPO3\CMS\Workspaces\Domain\Record\StageRecord;
use ‪TYPO3\CMS\Workspaces\Domain\Record\WorkspaceRecord;
use ‪TYPO3\CMS\Workspaces\Preview\PreviewUriBuilder;
use ‪TYPO3\CMS\Workspaces\Service\StagesService;
use ‪TYPO3\CMS\Workspaces\Service\WorkspaceService;
 
class ‪ActionHandler
{
    protected ‪$stageService;
 
    protected ‪$workspaceService;
 
    public function ‪__construct()
    {
        $this->stageService = GeneralUtility::makeInstance(StagesService::class);
        $this->workspaceService = GeneralUtility::makeInstance(WorkspaceService::class);
    }
 
    public function ‪generateWorkspacePreviewLink($uid)
    {
        return GeneralUtility::makeInstance(PreviewUriBuilder::class)->buildUriForPage((int)$uid, 0);
    }
 
    public function ‪generateWorkspacePreviewLinksForAllLanguages($uid)
    {
        return GeneralUtility::makeInstance(PreviewUriBuilder::class)->buildUrisForAllLanguagesOfPage((int)$uid);
    }
 
    public function ‪swapSingleRecord($table, $t3ver_oid, $orig_uid)
    {
        $cmd = [];
        $cmd[$table][$t3ver_oid]['version'] = [
            'action' => 'swap',
            'swapWith' => $orig_uid,
            'swapIntoWS' => 1
        ];
        $this->‪processTcaCmd($cmd);
    }
 
    public function ‪deleteSingleRecord($table, $uid)
    {
        $cmd = [];
        $cmd[$table][$uid]['version'] = [
            'action' => 'clearWSID'
        ];
        $this->‪processTcaCmd($cmd);
    }
 
    public function ‪viewSingleRecord($table, $uid)
    {
        return GeneralUtility::makeInstance(PreviewUriBuilder::class)->buildUriForElement($table, $uid);
    }
 
    public function ‪executeSelectionAction($parameter)
    {
        $result = [];
 
        if (empty($parameter->action) || empty($parameter->selection)) {
            $result['error'] = 'No action or record selection given';
            return $result;
        }
 
        $commands = [];
        $swapIntoWorkspace = ($parameter->action === 'swap');
        if ($parameter->action === 'publish' || $swapIntoWorkspace) {
            $commands = $this->‪getPublishSwapCommands($parameter->selection, $swapIntoWorkspace);
        } elseif ($parameter->action === 'discard') {
            $commands = $this->‪getFlushCommands($parameter->selection);
        }
 
        $result = $this->‪processTcaCmd($commands);
        $result['total'] = count($commands);
        return $result;
    }
 
    protected function ‪getPublishSwapCommands(array $selection, $swapIntoWorkspace)
    {
        $commands = [];
        foreach ($selection as $record) {
            $commands[$record->table][$record->liveId]['version'] = [
                'action' => 'swap',
                'swapWith' => $record->versionId,
                'swapIntoWS' => (bool)$swapIntoWorkspace,
            ];
        }
        return $commands;
    }
 
    protected function ‪getFlushCommands(array $selection)
    {
        $commands = [];
        foreach ($selection as $record) {
            $commands[$record->table][$record->versionId]['version'] = [
                'action' => 'clearWSID',
            ];
        }
        return $commands;
    }
 
    public function ‪saveColumnModel($model)
    {
        $data = [];
        foreach ($model as $column) {
            $data[$column->column] = [
                'position' => $column->position,
                'hidden' => $column->hidden
            ];
        }
        $this->‪getBackendUser()->uc['moduleData']['Workspaces'][$this->‪getBackendUser()->workspace]['columns'] = $data;
        $this->‪getBackendUser()->‪writeUC();
    }
 
    public function ‪loadColumnModel()
    {
        if (is_array($this->‪getBackendUser()->uc['moduleData']['Workspaces'][$this->‪getBackendUser()->workspace]['columns'])) {
            return $this->‪getBackendUser()->uc['moduleData']['Workspaces'][$this->‪getBackendUser()->workspace]['columns'];
        }
        return [];
    }
 
    public function ‪saveLanguageSelection($language)
    {
        if (‪MathUtility::canBeInterpretedAsInteger($language) === false && $language !== 'all') {
            $language = 'all';
        }
        $this->‪getBackendUser()->uc['moduleData']['Workspaces'][$this->‪getBackendUser()->workspace]['language'] = $language;
        $this->‪getBackendUser()->‪writeUC();
    }
 
    public function ‪sendToNextStageWindow($uid, $table, $t3ver_oid)
    {
        $elementRecord = ‪BackendUtility::getRecord($table, $uid);
        if (is_array($elementRecord)) {
            $workspaceRecord = ‪WorkspaceRecord::get($elementRecord['t3ver_wsid']);
            $nextStageRecord = $workspaceRecord->getNextStage($elementRecord['t3ver_stage']);
            if ($nextStageRecord !== null) {
                $this->stageService->getRecordService()->add($table, $uid);
                $result = $this->‪getSentToStageWindow($nextStageRecord);
                $result['affects'] = [
                    'table' => $table,
                    'nextStage' => $nextStageRecord->getUid(),
                    't3ver_oid' => $t3ver_oid,
                    'uid' => $uid
                ];
            } else {
                $result = $this->‪getErrorResponse('error.stageId.invalid', 1291111644);
            }
        } else {
            $result = $this->‪getErrorResponse('error.sendToNextStage.noRecordFound', 1287264776);
        }
        return $result;
    }
 
    public function ‪sendToPrevStageWindow($uid, $table)
    {
        $elementRecord = ‪BackendUtility::getRecord($table, $uid);
        if (is_array($elementRecord)) {
            $workspaceRecord = ‪WorkspaceRecord::get($elementRecord['t3ver_wsid']);
            $stageRecord = $workspaceRecord->getStage($elementRecord['t3ver_stage']);
 
            if ($stageRecord !== null) {
                if (!$stageRecord->isEditStage()) {
                    $this->stageService->getRecordService()->add($table, $uid);
                    $previousStageRecord = $stageRecord->getPrevious();
                    $result = $this->‪getSentToStageWindow($previousStageRecord);
                    $result['affects'] = [
                        'table' => $table,
                        'uid' => $uid,
                        'nextStage' => $previousStageRecord->getUid()
                    ];
                } else {
                    // element is already in edit stage, there is no prev stage - return an error message
                    $result = $this->‪getErrorResponse('error.sendToPrevStage.noPreviousStage', 1287264746);
                }
            } else {
                $result = $this->‪getErrorResponse('error.stageId.invalid', 1291111644);
            }
        } else {
            $result = $this->‪getErrorResponse('error.sendToNextStage.noRecordFound', 1287264765);
        }
        return $result;
    }
 
    public function ‪sendToSpecificStageWindow($nextStageId, array $elements)
    {
        foreach ($elements as $element) {
            $this->stageService->getRecordService()->add(
                $element->table,
                $element->uid
            );
        }
 
        $result = $this->‪getSentToStageWindow($nextStageId);
        $result['affects'] = [
            'nextStage' => $nextStageId
        ];
        return $result;
    }
 
    public function ‪getRecipientList(array $uidOfRecipients, $additionalRecipients, $stageId)
    {
        $stageRecord = ‪WorkspaceRecord::get($this->‪getCurrentWorkspace())->‪getStage($stageId);
 
        if ($stageRecord === null) {
            throw new \InvalidArgumentException(
                $this->‪getLanguageService()->sL('LLL:EXT:workspaces/Resources/Private/Language/locallang.xlf:error.stageId.integer'),
                1476044776
            );
        }
 
        $recipients = [];
        $finalRecipients = [];
        $backendUserIds = $stageRecord->getAllRecipients();
        foreach ($uidOfRecipients as $userUid) {
            // Ensure that only configured backend users are considered
            if (!in_array($userUid, $backendUserIds)) {
                continue;
            }
            $beUserRecord = ‪BackendUtility::getRecord('be_users', (int)$userUid);
            if (is_array($beUserRecord) && $beUserRecord['email'] !== '') {
                $uc = $beUserRecord['uc'] ? unserialize($beUserRecord['uc'], ['allowed_classes' => false]) : [];
                $recipients[$beUserRecord['email']] = [
                    'email' => $beUserRecord['email'],
                    'lang' => $uc['lang'] ?? $beUserRecord['lang']
                ];
            }
        }
 
        if ($stageRecord->hasPreselection() && !$stageRecord->isPreselectionChangeable()) {
            $preselectedBackendUsers = $this->stageService->getBackendUsers(
                implode(',', $this->stageService->getPreselectedRecipients($stageRecord))
            );
 
            foreach ($preselectedBackendUsers as $preselectedBackendUser) {
                if (empty($preselectedBackendUser['email']) || !GeneralUtility::validEmail($preselectedBackendUser['email'])) {
                    continue;
                }
                if (!isset($recipients[$preselectedBackendUser['email']])) {
                    $uc = (!empty($preselectedBackendUser['uc']) ? unserialize($preselectedBackendUser['uc'], ['allowed_classes' => false]) : []);
                    $recipients[$preselectedBackendUser['email']] = [
                        'email' => $preselectedBackendUser['email'],
                        'lang' => $uc['lang'] ?? $preselectedBackendUser['lang']
                    ];
                }
            }
        }
 
        if ($additionalRecipients !== '') {
            $emails = ‪GeneralUtility::trimExplode(LF, $additionalRecipients, true);
            $additionalRecipients = [];
            foreach ($emails as $email) {
                $additionalRecipients[$email] = ['email' => $email];
            }
        } else {
            $additionalRecipients = [];
        }
        // We merge $recipients on top of $additionalRecipients because $recipients
        // possibly is more complete with a user language. Furthermore, the list of
        // recipients is automatically unique since we indexed $additionalRecipients
        // and $recipients with the email address
        $allRecipients = array_merge($additionalRecipients, $recipients);
        foreach ($allRecipients as $email => $recipientInformation) {
            if (GeneralUtility::validEmail((string)$email)) {
                $finalRecipients[] = $recipientInformation;
            }
        }
        return $finalRecipients;
    }
 
    public function ‪discardStagesFromPage($pageId)
    {
        $cmdMapArray = [];
        $workspaceItemsArray = $this->workspaceService->selectVersionsInWorkspace(
            $this->stageService->getWorkspaceId(),
            $filter = 1,
            $stage = -99,
            $pageId,
            $recursionLevel = 0,
            $selectionType = 'tables_modify'
        );
        foreach ($workspaceItemsArray as $tableName => $items) {
            foreach ($items as $item) {
                $cmdMapArray[$tableName][$item['uid']]['version']['action'] = 'clearWSID';
            }
        }
        $this->‪processTcaCmd($cmdMapArray);
        return [
            'success' => true
        ];
    }
 
    public function ‪sentCollectionToStage(\stdClass $parameters)
    {
        $cmdMapArray = [];
        $comment = $parameters->comments;
        $stageId = $parameters->stageId;
        if (‪MathUtility::canBeInterpretedAsInteger($stageId) === false) {
            throw new \InvalidArgumentException('Missing "stageId" in $parameters array.', 1319488194);
        }
        if (!is_object($parameters->affects) || empty($parameters->affects)) {
            throw new \InvalidArgumentException('Missing "affected items" in $parameters array.', 1319488195);
        }
        $recipients = $this->‪getRecipientList((array)$parameters->recipients, $parameters->additional, $stageId);
        foreach ($parameters->affects as $tableName => $items) {
            foreach ($items as $item) {
                // Publishing uses live id in command map
                if ($stageId == ‪StagesService::STAGE_PUBLISH_EXECUTE_ID) {
                    $cmdMapArray[$tableName][$item->t3ver_oid]['version']['action'] = 'swap';
                    $cmdMapArray[$tableName][$item->t3ver_oid]['version']['swapWith'] = $item->uid;
                    $cmdMapArray[$tableName][$item->t3ver_oid]['version']['comment'] = $comment;
                    $cmdMapArray[$tableName][$item->t3ver_oid]['version']['notificationAlternativeRecipients'] = $recipients;
                } else {
                    // Setting stage uses version id in command map
                    $cmdMapArray[$tableName][$item->uid]['version']['action'] = 'setStage';
                    $cmdMapArray[$tableName][$item->uid]['version']['stageId'] = $stageId;
                    $cmdMapArray[$tableName][$item->uid]['version']['comment'] = $comment;
                    $cmdMapArray[$tableName][$item->uid]['version']['notificationAlternativeRecipients'] = $recipients;
                }
            }
        }
        $this->‪processTcaCmd($cmdMapArray);
        return [
            'success' => true,
            // force refresh after publishing changes
            'refreshLivePanel' => $parameters->stageId == -20
        ];
    }
 
    protected function ‪processTcaCmd(array $cmdMapArray)
    {
        $result = [];
 
        if (empty($cmdMapArray)) {
            $result['error'] = 'No commands given to be processed';
            return $result;
        }
 
        $dataHandler = GeneralUtility::makeInstance(DataHandler::class);
        $dataHandler->start([], $cmdMapArray);
        $dataHandler->process_cmdmap();
 
        if ($dataHandler->errorLog) {
            $result['error'] = implode('<br/>', $dataHandler->errorLog);
        }
 
        return $result;
    }
 
    public function ‪sendToNextStageExecute(\stdClass $parameters)
    {
        $cmdArray = [];
        $setStageId = (int)$parameters->affects->nextStage;
        $comments = $parameters->comments;
        $table = $parameters->affects->table;
        $uid = $parameters->affects->uid;
        $t3ver_oid = $parameters->affects->t3ver_oid;
 
        $recipients = $this->getRecipientList((array)$parameters->recipients, $parameters->additional, $setStageId);
        if ($setStageId === ‪StagesService::STAGE_PUBLISH_EXECUTE_ID) {
            $cmdArray[$table][$t3ver_oid]['version']['action'] = 'swap';
            $cmdArray[$table][$t3ver_oid]['version']['swapWith'] = $uid;
            $cmdArray[$table][$t3ver_oid]['version']['comment'] = $comments;
            $cmdArray[$table][$t3ver_oid]['version']['notificationAlternativeRecipients'] = $recipients;
        } else {
            $cmdArray[$table][$uid]['version']['action'] = 'setStage';
            $cmdArray[$table][$uid]['version']['stageId'] = $setStageId;
            $cmdArray[$table][$uid]['version']['comment'] = $comments;
            $cmdArray[$table][$uid]['version']['notificationAlternativeRecipients'] = $recipients;
        }
        $this->‪processTcaCmd($cmdArray);
        $result = [
            'success' => true
        ];
 
        return $result;
    }
 
    public function ‪sendToPrevStageExecute(\stdClass $parameters)
    {
        $cmdArray = [];
        $setStageId = $parameters->affects->nextStage;
        $comments = $parameters->comments;
        $table = $parameters->affects->table;
        $uid = $parameters->affects->uid;
 
        $recipients = $this->‪getRecipientList((array)$parameters->recipients, $parameters->additional, $setStageId);
        $cmdArray[$table][$uid]['version']['action'] = 'setStage';
        $cmdArray[$table][$uid]['version']['stageId'] = $setStageId;
        $cmdArray[$table][$uid]['version']['comment'] = $comments;
        $cmdArray[$table][$uid]['version']['notificationAlternativeRecipients'] = $recipients;
        $this->‪processTcaCmd($cmdArray);
        $result = [
            'success' => true
        ];
 
        return $result;
    }
 
    public function ‪sendToSpecificStageExecute(\stdClass $parameters)
    {
        $cmdArray = [];
        $setStageId = (int)$parameters->affects->nextStage;
        $comments = $parameters->comments;
        $elements = $parameters->affects->elements;
        $recipients = $this->getRecipientList((array)$parameters->recipients, $parameters->additional, $setStageId);
        foreach ($elements as $element) {
            // Avoid any action on records that have already been published to live
            $elementRecord = ‪BackendUtility::getRecord($element->table, $element->uid);
            if ((int)$elementRecord['t3ver_wsid'] === 0) {
                continue;
            }
 
            if ($setStageId === ‪StagesService::STAGE_PUBLISH_EXECUTE_ID) {
                $cmdArray[$element->table][$element->t3ver_oid]['version']['action'] = 'swap';
                $cmdArray[$element->table][$element->t3ver_oid]['version']['swapWith'] = $element->uid;
                $cmdArray[$element->table][$element->t3ver_oid]['version']['comment'] = $comments;
                $cmdArray[$element->table][$element->t3ver_oid]['version']['notificationAlternativeRecipients'] = $recipients;
            } else {
                $cmdArray[$element->table][$element->uid]['version']['action'] = 'setStage';
                $cmdArray[$element->table][$element->uid]['version']['stageId'] = $setStageId;
                $cmdArray[$element->table][$element->uid]['version']['comment'] = $comments;
                $cmdArray[$element->table][$element->uid]['version']['notificationAlternativeRecipients'] = $recipients;
            }
        }
        $this->‪processTcaCmd($cmdArray);
        $result = [
            'success' => true
        ];
        return $result;
    }
 
    protected function ‪getSentToStageWindow($nextStage)
    {
        if (!$nextStage instanceof StageRecord) {
            $nextStage = ‪WorkspaceRecord::get($this->‪getCurrentWorkspace())->‪getStage($nextStage);
        }
 
        $result = [];
        if ($nextStage->isDialogEnabled()) {
            $result['sendMailTo'] = $this->‪getRecipientsOfStage($nextStage);
            $result['additional'] = [
                'type' => 'textarea',
                'value' => ''
            ];
        }
        $result['comments'] = [
            'type' => 'textarea',
            'value' => $nextStage->isInternal() ? '' : $nextStage->getDefaultComment()
        ];
 
        return $result;
    }
 
    protected function ‪getRecipientsOfStage($stageRecord)
    {
        if (!$stageRecord instanceof StageRecord) {
            $stageRecord = ‪WorkspaceRecord::get($this->‪getCurrentWorkspace())->‪getStage($stageRecord);
        }
 
        $result = [];
        $allRecipients = $this->stageService->getResponsibleBeUser($stageRecord);
        $preselectedRecipients = $this->stageService->‪getPreselectedRecipients($stageRecord);
        $isPreselectionChangeable = $stageRecord->isPreselectionChangeable();
 
        foreach ($allRecipients as $backendUserId => $backendUser) {
            if (empty($backendUser['email']) || !GeneralUtility::validEmail($backendUser['email'])) {
                continue;
            }
 
            $name = (!empty($backendUser['realName']) ? $backendUser['realName'] : $backendUser['username']);
            $checked = in_array($backendUserId, $preselectedRecipients);
            $disabled = ($checked && !$isPreselectionChangeable);
 
            $result[] = [
                'label' => sprintf('%s (%s)', $name, $backendUser['email']),
                'value' => $backendUserId,
                'name' => 'recipients-' . $backendUserId,
                'checked' => $checked,
                'disabled' => $disabled
            ];
        }
 
        return $result;
    }
 
    protected function ‪getDefaultCommentOfStage($stage)
    {
        $result = $this->stageService->getPropertyOfCurrentWorkspaceStage($stage, 'default_mailcomment');
        return $result;
    }
 
    public function ‪sendPageToPreviousStage($id)
    {
        $workspaceItemsArray = $this->workspaceService->selectVersionsInWorkspace(
            $this->stageService->getWorkspaceId(),
            $filter = 1,
            $stage = -99,
            $id,
            $recursionLevel = 0,
            $selectionType = 'tables_modify'
        );
        [$currentStage, $previousStage] = $this->stageService->getPreviousStageForElementCollection($workspaceItemsArray);
        // get only the relevant items for processing
        $workspaceItemsArray = $this->workspaceService->selectVersionsInWorkspace(
            $this->stageService->getWorkspaceId(),
            $filter = 1,
            $currentStage['uid'],
            $id,
            $recursionLevel = 0,
            $selectionType = 'tables_modify'
        );
        $stageFormFields = $this->‪getSentToStageWindow($previousStage['uid']);
        $result = array_merge($stageFormFields, [
            'title' => 'Status message: Page send to next stage - ID: ' . $id . ' - Next stage title: ' . $previousStage['title'],
            'items' => $this->‪getSentToStageWindow($previousStage['uid']),
            'affects' => $workspaceItemsArray,
            'stageId' => $previousStage['uid']
        ]);
        return $result;
    }
 
    public function ‪sendPageToNextStage($id)
    {
        $workspaceItemsArray = $this->workspaceService->selectVersionsInWorkspace(
            $this->stageService->getWorkspaceId(),
            $filter = 1,
            $stage = -99,
            $id,
            $recursionLevel = 0,
            $selectionType = 'tables_modify'
        );
        [$currentStage, $nextStage] = $this->stageService->getNextStageForElementCollection($workspaceItemsArray);
        // get only the relevant items for processing
        $workspaceItemsArray = $this->workspaceService->selectVersionsInWorkspace(
            $this->stageService->getWorkspaceId(),
            $filter = 1,
            $currentStage['uid'],
            $id,
            $recursionLevel = 0,
            $selectionType = 'tables_modify'
        );
        $stageFormFields = $this->‪getSentToStageWindow($nextStage['uid']);
        $result = array_merge($stageFormFields, [
            'title' => 'Status message: Page send to next stage - ID: ' . $id . ' - Next stage title: ' . $nextStage['title'],
            'affects' => $workspaceItemsArray,
            'stageId' => $nextStage['uid']
        ]);
        return $result;
    }
 
    public function ‪updateStageChangeButtons($id)
    {
        // fetch the next and previous stage
        $workspaceItemsArray = $this->workspaceService->selectVersionsInWorkspace(
            $this->stageService->getWorkspaceId(),
            $filter = 1,
            $stage = -99,
            $id,
            $recursionLevel = 0,
            $selectionType = 'tables_modify'
        );
        [, $nextStage] = $this->stageService->getNextStageForElementCollection($workspaceItemsArray);
        [, $previousStage] = $this->stageService->getPreviousStageForElementCollection($workspaceItemsArray);
 
        $view = GeneralUtility::makeInstance(StandaloneView::class);
        $extensionPath = ‪ExtensionManagementUtility::extPath('workspaces');
        $view->setPartialRootPaths(['default' => $extensionPath . 'Resources/Private/Partials']);
        $view->setTemplatePathAndFilename($extensionPath . 'Resources/Private/Templates/Preview/Ajax/StageButtons.html');
        $request = $view->getRequest();
        $request->setControllerExtensionName('workspaces');
        $view->assignMultiple([
            'enablePreviousStageButton' => is_array($previousStage) && !empty($previousStage),
            'enableNextStageButton' => is_array($nextStage) && !empty($nextStage),
            'enableDiscardStageButton' => is_array($nextStage) && !empty($nextStage) || is_array($previousStage) && !empty($previousStage),
            'nextStage' => $nextStage['title'],
            'nextStageId' => $nextStage['uid'],
            'prevStage' => $previousStage['title'],
            'prevStageId' => $previousStage['uid'],
        ]);
        $renderedView = $view->render();
        return $renderedView;
    }
 
    protected function ‪getBackendUser()
    {
        return ‪$GLOBALS['BE_USER'];
    }
 
    protected function ‪getLanguageService()
    {
        return ‪$GLOBALS['LANG'];
    }
 
    protected function ‪getErrorResponse($errorLabel, $errorCode = 0, $successFlagValue = false)
    {
        $localLangFile = 'LLL:EXT:workspaces/Resources/Private/Language/locallang.xlf';
        $response = [
            'error' => [
                'code' => $errorCode,
                'message' => $this->‪getLanguageService()->‪sL($localLangFile . ':' . $errorLabel)
            ],
            'success' => $successFlagValue
        ];
        return $response;
    }
 
    protected function ‪getCurrentWorkspace()
    {
        return $this->workspaceService->getCurrentWorkspace();
    }
}