RecyclerAjaxController.php

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<?php
namespace TYPO3\CMS\Recycler\Controller;

use TYPO3\CMS\Core\Utility\GeneralUtility;

class RecyclerAjaxController {

    protected $content;

    protected $command;

    protected $data;

    public function init() {
        $this->mapCommand();
        $this->getContent();
    }

    public function mapCommand() {
        $this->command = GeneralUtility::_GP('cmd');
        $this->data = GeneralUtility::_GP('data');
        // check params
        if (!is_string($this->command)) {
            // @TODO make devlog output
            return FALSE;
        }
        // Create content
        $this->createContent();
    }

    protected function createContent() {
        $str = '';
        switch ($this->command) {
            case 'getDeletedRecords':
                $table = GeneralUtility::_GP('table') ? GeneralUtility::_GP('table') : GeneralUtility::_GP('tableDefault');
                $limit = GeneralUtility::_GP('limit') ? (int)GeneralUtility::_GP('limit') : (int)GeneralUtility::_GP('pagingSizeDefault');
                $start = GeneralUtility::_GP('start') ? (int)GeneralUtility::_GP('start') : 0;
                $filter = GeneralUtility::_GP('filterTxt') ? GeneralUtility::_GP('filterTxt') : '';
                $startUid = GeneralUtility::_GP('startUid') ? GeneralUtility::_GP('startUid') : '';
                $depth = GeneralUtility::_GP('depth') ? GeneralUtility::_GP('depth') : '';
                $this->setDataInSession('tableSelection', $table);
                $model = GeneralUtility::makeInstance('TYPO3\\CMS\\Recycler\\Domain\\Model\\DeletedRecords');
                $model->loadData($startUid, $table, $depth, $start . ',' . $limit, $filter);
                $deletedRowsArray = $model->getDeletedRows();
                $model = GeneralUtility::makeInstance('TYPO3\\CMS\\Recycler\\Domain\\Model\\DeletedRecords');
                $totalDeleted = $model->getTotalCount($startUid, $table, $depth, $filter);
                // load view
                $view = GeneralUtility::makeInstance('TYPO3\\CMS\\Recycler\\Controller\\DeletedRecordsController');
                $str = $view->transform($deletedRowsArray, $totalDeleted);
                break;
            case 'doDelete':
                $str = FALSE;
                $model = GeneralUtility::makeInstance('TYPO3\\CMS\\Recycler\\Domain\\Model\\DeletedRecords');
                if ($model->deleteData($this->data)) {
                    $str = TRUE;
                }
                break;
            case 'doUndelete':
                $str = FALSE;
                $recursive = GeneralUtility::_GP('recursive');
                $model = GeneralUtility::makeInstance('TYPO3\\CMS\\Recycler\\Domain\\Model\\DeletedRecords');
                if ($model->undeleteData($this->data, $recursive)) {
                    $str = TRUE;
                }
                break;
            case 'getTables':
                $depth = GeneralUtility::_GP('depth') ? GeneralUtility::_GP('depth') : 0;
                $startUid = GeneralUtility::_GP('startUid') ? GeneralUtility::_GP('startUid') : '';
                $this->setDataInSession('depthSelection', $depth);
                $model = GeneralUtility::makeInstance('TYPO3\\CMS\\Recycler\\Domain\\Model\\Tables');
                $str = $model->getTables('json', 1, $startUid, $depth);
                break;
            default:
                $str = 'No command was recognized.';
        }
        $this->content = $str;
    }

    public function getContent() {
        echo $this->content;
    }

    protected function setDataInSession($identifier, $data) {
        $GLOBALS['BE_USER']->uc['tx_recycler'][$identifier] = $data;
        $GLOBALS['BE_USER']->writeUC();
    }

}