PagePositionMap.php

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<?php
namespace TYPO3\CMS\Backend\Tree\View;

/*
 * 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!
 */

use TYPO3\CMS\Backend\Utility\BackendUtility;
use TYPO3\CMS\Core\Authentication\BackendUserAuthentication;
use TYPO3\CMS\Core\Database\DatabaseConnection;
use TYPO3\CMS\Core\Imaging\Icon;
use TYPO3\CMS\Core\Imaging\IconFactory;
use TYPO3\CMS\Core\Utility\ExtensionManagementUtility;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\CMS\Lang\LanguageService;

class PagePositionMap
{
    // EXTERNAL, static:
    public $moveOrCopy = 'move';

    public $dontPrintPageInsertIcons = 0;

    // How deep the position page tree will go.
    public $depth = 2;

    // Can be set to the sys_language uid to select content elements for.
    public $cur_sys_language;

    // INTERNAL, dynamic:
    // Request uri
    public $R_URI = '';

    // Element id.
    public $elUid = '';

    // tt_content element uid to move.
    public $moveUid = '';

    // Caching arrays:
    public $getModConfigCache = array();

    public $checkNewPageCache = array();

    // Label keys:
    public $l_insertNewPageHere = 'insertNewPageHere';

    public $l_insertNewRecordHere = 'insertNewRecordHere';

    public $modConfigStr = 'mod.web_list.newPageWiz';

    protected $pageTreeClassName = ElementBrowserPageTreeView::class;

    protected $iconFactory;

    public function __construct($pageTreeClassName = null)
    {
        if ($pageTreeClassName !== null) {
            $this->pageTreeClassName = $pageTreeClassName;
        }
        $this->iconFactory = GeneralUtility::makeInstance(IconFactory::class);
    }

    /*************************************
     *
     * Page position map:
     *
     **************************************/
    public function positionTree($id, $pageinfo, $perms_clause, $R_URI)
    {
        // Make page tree object:
        $pageTree = GeneralUtility::makeInstance($this->pageTreeClassName);
        $pageTree->init(' AND ' . $perms_clause);
        $pageTree->addField('pid');
        // Initialize variables:
        $this->R_URI = $R_URI;
        $this->elUid = $id;
        // Create page tree, in $this->depth levels.
        $pageTree->getTree($pageinfo['pid'], $this->depth);
        // Initialize variables:
        $saveLatestUid = array();
        $latestInvDepth = $this->depth;
        // Traverse the tree:
        $lines = array();
        foreach ($pageTree->tree as $cc => $dat) {
            // Make link + parameters.
            $latestInvDepth = $dat['invertedDepth'];
            $saveLatestUid[$latestInvDepth] = $dat;
            if (isset($pageTree->tree[$cc - 1])) {
                $prev_dat = $pageTree->tree[$cc - 1];
                // If current page, subpage?
                if ($prev_dat['row']['uid'] == $id) {
                    // 1) It must be allowed to create a new page and 2) If there are subpages there is no need to render a subpage icon here - it'll be done over the subpages...
                    if (!$this->dontPrintPageInsertIcons && $this->checkNewPageInPid($id) && !($prev_dat['invertedDepth'] > $pageTree->tree[$cc]['invertedDepth'])) {
                        end($lines);
                        $lines[key($lines)] .= '<ul><li><span class="text-nowrap"><a href="#" onclick="' . htmlspecialchars($this->onClickEvent($id, $id, 1)) . '"><i class="t3-icon fa fa-long-arrow-left" title="' . $this->insertlabel() . '"></i></a></span></li></ul>';
                    }
                }
                // If going down
                if ($prev_dat['invertedDepth'] > $pageTree->tree[$cc]['invertedDepth']) {
                    $prevPid = $pageTree->tree[$cc]['row']['pid'];
                } elseif ($prev_dat['invertedDepth'] < $pageTree->tree[$cc]['invertedDepth']) {
                    // If going up
                    // First of all the previous level should have an icon:
                    if (!$this->dontPrintPageInsertIcons && $this->checkNewPageInPid($prev_dat['row']['pid'])) {
                        $prevPid = -$prev_dat['row']['uid'];
                        end($lines);
                        $lines[key($lines)] .= '<ul><li><span class="text-nowrap"><a href="#" onclick="' . htmlspecialchars($this->onClickEvent($prevPid, $prev_dat['row']['pid'], 2)) . '"><i class="t3-icon fa fa-long-arrow-left" title="' . $this->insertlabel() . '"></i></a></span></li></ul>';
                    }
                    // Then set the current prevPid
                    $prevPid = -$prev_dat['row']['pid'];
                } else {
                    // In on the same level
                    $prevPid = -$prev_dat['row']['uid'];
                }
            } else {
                // First in the tree
                $prevPid = $dat['row']['pid'];
            }
            // print arrow on the same level
            if (!$this->dontPrintPageInsertIcons && $this->checkNewPageInPid($dat['row']['pid'])) {
                $lines[] = '<span class="text-nowrap"><a href="#" onclick="' . htmlspecialchars($this->onClickEvent($prevPid, $dat['row']['pid'], 3)) . '"><i class="t3-icon fa fa-long-arrow-left" title="' . $this->insertlabel() . '"></i></a></span>';
            }
            // The line with the icon and title:
            $toolTip = BackendUtility::getRecordToolTip($dat['row'], 'pages');
            $icon = '<span ' . $toolTip . '>' . $this->iconFactory->getIconForRecord('pages', $dat['row'], Icon::SIZE_SMALL)->render() . '</span>';

            $lines[] = '<span class="text-nowrap">' . $icon . $this->linkPageTitle($this->boldTitle(htmlspecialchars(GeneralUtility::fixed_lgd_cs($dat['row']['title'], $this->getBackendUser()->uc['titleLen'])), $dat, $id), $dat['row']) . '</span>';
        }
        // If the current page was the last in the tree:
        $prev_dat = end($pageTree->tree);
        if ($prev_dat['row']['uid'] == $id) {
            if (!$this->dontPrintPageInsertIcons && $this->checkNewPageInPid($id)) {
                $lines[] = '<span class="text-nowrap"><a href="#" onclick="' . htmlspecialchars($this->onClickEvent($id, $id, 4)) . '"><i class="t3-icon fa fa-long-arrow-left" title="' . $this->insertlabel() . '"></i></a></span>';
            }
        }
        for ($a = $latestInvDepth; $a <= $this->depth; $a++) {
            $dat = $saveLatestUid[$a];
            $prevPid = -$dat['row']['uid'];
            if (!$this->dontPrintPageInsertIcons && $this->checkNewPageInPid($dat['row']['pid'])) {
                $lines[] = '<span class="text-nowrap"><a href="#" onclick="' . htmlspecialchars($this->onClickEvent($prevPid, $dat['row']['pid'], 5)) . '"><i class="t3-icon fa fa-long-arrow-left" title="' . $this->insertlabel() . '"></i></a></span>';
            }
        }

        $code = '<ul class="list-tree">';

        foreach ($lines as $line) {
            $code .= '<li>' . $line . '</li>';
        }

        $code .= '</ul>';
        return $code;
    }

    public function boldTitle($t_code, $dat, $id)
    {
        if ($dat['row']['uid'] == $id) {
            $t_code = '<strong>' . $t_code . '</strong>';
        }
        return $t_code;
    }

    public function onClickEvent($pid, $newPagePID)
    {
        $TSconfigProp = $this->getModConfig($newPagePID);
        if ($TSconfigProp['overrideWithExtension']) {
            if (ExtensionManagementUtility::isLoaded($TSconfigProp['overrideWithExtension'])) {
                $onclick = 'window.location.href=' . GeneralUtility::quoteJSvalue(ExtensionManagementUtility::extRelPath($TSconfigProp['overrideWithExtension']) . 'mod1/index.php?cmd=crPage&positionPid=' . $pid) . ';';
                return $onclick;
            }
        }
        $params = '&edit[pages][' . $pid . ']=new&returnNewPageId=1';
        return BackendUtility::editOnClick($params, '', $this->R_URI);
    }

    public function insertlabel()
    {
        return $this->getLanguageService()->getLL($this->l_insertNewPageHere, 1);
    }

    public function linkPageTitle($str, $rec)
    {
        return $str;
    }

    public function checkNewPageInPid($pid)
    {
        if (!isset($this->checkNewPageCache[$pid])) {
            $pidInfo = BackendUtility::getRecord('pages', $pid);
            $this->checkNewPageCache[$pid] = $this->getBackendUser()->isAdmin() || $this->getBackendUser()->doesUserHaveAccess($pidInfo, 8);
        }
        return $this->checkNewPageCache[$pid];
    }

    public function getModConfig($pid)
    {
        if (!isset($this->getModConfigCache[$pid])) {
            // Acquiring TSconfig for this PID:
            $this->getModConfigCache[$pid] = BackendUtility::getModTSconfig($pid, $this->modConfigStr);
        }
        return $this->getModConfigCache[$pid]['properties'];
    }

    /*************************************
     *
     * Content element positioning:
     *
     **************************************/
    public function printContentElementColumns($pid, $moveUid, $colPosList, $showHidden, $R_URI)
    {
        $this->R_URI = $R_URI;
        $this->moveUid = $moveUid;
        $colPosArray = GeneralUtility::trimExplode(',', $colPosList, true);
        $lines = array();
        foreach ($colPosArray as $kk => $vv) {
            $res = $this->getDatabase()->exec_SELECTquery('*', 'tt_content', 'pid=' . (int)$pid . ($showHidden ? '' : BackendUtility::BEenableFields('tt_content')) . ' AND colPos=' . (int)$vv . ((string)$this->cur_sys_language !== '' ? ' AND sys_language_uid=' . (int)$this->cur_sys_language : '') . BackendUtility::deleteClause('tt_content') . BackendUtility::versioningPlaceholderClause('tt_content'), '', 'sorting');
            $lines[$vv] = array();
            $lines[$vv][] = $this->insertPositionIcon('', $vv, $kk, $moveUid, $pid);
            while ($row = $this->getDatabase()->sql_fetch_assoc($res)) {
                BackendUtility::workspaceOL('tt_content', $row);
                if (is_array($row)) {
                    $lines[$vv][] = $this->wrapRecordHeader($this->getRecordHeader($row), $row);
                    $lines[$vv][] = $this->insertPositionIcon($row, $vv, $kk, $moveUid, $pid);
                }
            }
            $this->getDatabase()->sql_free_result($res);
        }
        return $this->printRecordMap($lines, $colPosArray, $pid);
    }

    public function printRecordMap($lines, $colPosArray, $pid = 0)
    {
        $count = \TYPO3\CMS\Core\Utility\MathUtility::forceIntegerInRange(count($colPosArray), 1);
        $backendLayout = GeneralUtility::callUserFunction(\TYPO3\CMS\Backend\View\BackendLayoutView::class . '->getSelectedBackendLayout', $pid, $this);
        if (isset($backendLayout['__config']['backend_layout.'])) {
            $this->getLanguageService()->includeLLFile('EXT:backend/Resources/Private/Language/locallang_layout.xlf');
            $table = '<div class="table-fit"><table class="table table-condensed table-bordered table-vertical-top">';
            $colCount = (int)$backendLayout['__config']['backend_layout.']['colCount'];
            $rowCount = (int)$backendLayout['__config']['backend_layout.']['rowCount'];
            $table .= '<colgroup>';
            for ($i = 0; $i < $colCount; $i++) {
                $table .= '<col style="width:' . 100 / $colCount . '%"></col>';
            }
            $table .= '</colgroup>';
            $table .= '<tbody>';
            $tcaItems = GeneralUtility::callUserFunction(\TYPO3\CMS\Backend\View\BackendLayoutView::class . '->getColPosListItemsParsed', $pid, $this);
            // Cycle through rows
            for ($row = 1; $row <= $rowCount; $row++) {
                $rowConfig = $backendLayout['__config']['backend_layout.']['rows.'][$row . '.'];
                if (!isset($rowConfig)) {
                    continue;
                }
                $table .= '<tr>';
                for ($col = 1; $col <= $colCount; $col++) {
                    $columnConfig = $rowConfig['columns.'][$col . '.'];
                    if (!isset($columnConfig)) {
                        continue;
                    }
                    // Which tt_content colPos should be displayed inside this cell
                    $columnKey = (int)$columnConfig['colPos'];
                    $head = '';
                    foreach ($tcaItems as $item) {
                        if ($item[1] == $columnKey) {
                            $head = $this->getLanguageService()->sL($item[0], true);
                        }
                    }
                    // Render the grid cell
                    $table .= '<td'
                        . (isset($columnConfig['colspan']) ? ' colspan="' . $columnConfig['colspan'] . '"' : '')
                        . (isset($columnConfig['rowspan']) ? ' rowspan="' . $columnConfig['rowspan'] . '"' : '')
                        . ' class="col-nowrap col-min'
                        . (!isset($columnConfig['colPos']) ? ' warning' : '')
                        . (isset($columnConfig['colPos']) && !$head ? ' danger' : '') . '">';
                    // Render header
                    $table .= '<p>';
                    if (isset($columnConfig['colPos']) && $head) {
                        $table .= '<strong>' . $this->wrapColumnHeader($head, '', '') . '</strong>';
                    } elseif ($columnConfig['colPos']) {
                        $table .= '<em>' . $this->wrapColumnHeader($this->getLanguageService()->getLL('noAccess'), '', '') . '</em>';
                    } else {
                        $table .= '<em>' . $this->wrapColumnHeader(($columnConfig['name']?: '') . ' (' . $this->getLanguageService()->getLL('notAssigned') . ')', '', '') . '</em>';
                    }
                    $table .= '</p>';
                    // Render lines
                    if (isset($columnConfig['colPos']) && $head && !empty($lines[$columnKey])) {
                        $table .= '<ul class="list-unstyled">';
                        foreach ($lines[$columnKey] as $line) {
                            $table .= '<li>' . $line . '</li>';
                        }
                        $table .= '</ul>';
                    }
                    $table .= '</td>';
                }
                $table .= '</tr>';
            }
            $table .= '</tbody>';
            $table .= '</table></div>';
        } else {
            // Traverse the columns here:
            $row = '';
            foreach ($colPosArray as $kk => $vv) {
                $row .= '<td class="col-nowrap col-min" width="' . round(100 / $count) . '%">';
                $row .= '<p><strong>' . $this->wrapColumnHeader($this->getLanguageService()->sL(BackendUtility::getLabelFromItemlist('tt_content', 'colPos', $vv), true), $vv) . '</strong></p>';
                if (!empty($lines[$vv])) {
                    $row .= '<ul class="list-unstyled">';
                    foreach ($lines[$vv] as $line) {
                        $row .= '<li>' . $line . '</li>';
                    }
                    $row .= '</ul>';
                }
                $row .= '</td>';
            }
            $table = '

                        <!--
                                Map of records in columns:
                        -->
                        <div class="table-fit">
                                <table class="table table-condensed table-bordered table-vertical-top">
                                        <tr>' . $row . '</tr>
                                </table>
                        </div>

                        ';
        }
        return $table;
    }

    public function wrapColumnHeader($str, $vv)
    {
        return $str;
    }

    public function insertPositionIcon($row, $vv, $kk, $moveUid, $pid)
    {
        if (is_array($row) && !empty($row['uid'])) {
            // Use record uid for the hash when inserting after this content element
            $uid = $row['uid'];
        } else {
            // No uid means insert at first position in the column
            $uid = '';
        }
        $cc = hexdec(substr(md5($uid . '-' . $vv . '-' . $kk), 0, 4));
        return '<a href="#" onclick="' . htmlspecialchars($this->onClickInsertRecord($row, $vv, $moveUid, $pid, $this->cur_sys_language)) . '">' . '<i class="t3-icon fa fa-long-arrow-left" name="mImgEnd' . $cc . '" title="' . $this->getLanguageService()->getLL($this->l_insertNewRecordHere, 1) . '"></i></a>';
    }

    public function onClickInsertRecord($row, $vv, $moveUid, $pid, $sys_lang = 0)
    {
        $table = 'tt_content';
        if (is_array($row)) {
            $location = BackendUtility::getModuleUrl('tce_db') . '&cmd[' . $table . '][' . $moveUid . '][' . $this->moveOrCopy . ']=-' . $row['uid'] . '&prErr=1&uPT=1&vC=' . $this->getBackendUser()->veriCode();
        } else {
            $location = BackendUtility::getModuleUrl('tce_db') . '&cmd[' . $table . '][' . $moveUid . '][' . $this->moveOrCopy . ']=' . $pid . '&data[' . $table . '][' . $moveUid . '][colPos]=' . $vv . '&prErr=1&vC=' . $this->getBackendUser()->veriCode();
        }
        $location .= '&redirect=' . rawurlencode($this->R_URI);
        // returns to prev. page
        return 'window.location.href=' . GeneralUtility::quoteJSvalue($location) . ';return false;';
    }

    public function wrapRecordHeader($str, $row)
    {
        return $str;
    }

    public function getRecordHeader($row)
    {
        $iconFactory = GeneralUtility::makeInstance(IconFactory::class);
        $toolTip = BackendUtility::getRecordToolTip($row, 'tt_content');
        $line = '<span ' . $toolTip . ' title="' . BackendUtility::getRecordIconAltText($row, 'tt_content') . '">' . $iconFactory->getIconForRecord('tt_content', $row, Icon::SIZE_SMALL)->render() . '</span>';
        $line .= BackendUtility::getRecordTitle('tt_content', $row, true);
        return $this->wrapRecordTitle($line, $row);
    }

    public function wrapRecordTitle($str, $row)
    {
        return '<a href="' . htmlspecialchars(GeneralUtility::linkThisScript(array('uid' => (int)$row['uid'], 'moveUid' => ''))) . '">' . $str . '</a>';
    }

    protected function getBackendUser()
    {
        return $GLOBALS['BE_USER'];
    }

    protected function getLanguageService()
    {
        return $GLOBALS['LANG'];
    }

    protected function getDatabase()
    {
        return $GLOBALS['TYPO3_DB'];
    }
}