ArrayBrowser.php

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<?php
namespace TYPO3\CMS\Lowlevel\Utility;

/*
 * 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\Utility\GeneralUtility;
use TYPO3\CMS\Core\Utility\MathUtility;

class ArrayBrowser
{
    public $expAll = false;

    public $dontLinkVar = false;

    public $depthKeys = [];

    public $searchKeys = [];

    public $fixedLgd = 1;

    public $regexMode = 0;

    public $searchKeysToo = false;

    public $varName = '';

    public function tree($array, $positionKey)
    {
        $output = '<ul class="list-tree text-monospace">';
        if ($positionKey) {
            $positionKey = $positionKey . '.';
        }
        foreach ($array as $key => $value) {
            $depth = $positionKey . $key;
            if (is_object($value) && !$value instanceof \Traversable) {
                $value = (array)$value;
            }
            $isArray = is_array($value) || $value instanceof \Traversable;
            $isResult = (bool)$this->searchKeys[$depth];
            $isExpanded = $isArray && ($this->depthKeys[$depth] || $this->expAll);
            $output .= '<li' . ($isResult ? ' class="active"' : '') . '>';
            $output .= '<span class="list-tree-group">';
            if ($isArray && !$this->expAll) {
                $goto = 'a' . substr(md5($depth), 0, 6);
                $output .= '<a class="list-tree-control' . ($isExpanded ? ' list-tree-control-open' : ' list-tree-control-closed') . '" id="' . $goto . '" href="' . htmlspecialchars((BackendUtility::getModuleUrl(GeneralUtility::_GP('M')) . '&node[' . $depth . ']=' . ($isExpanded ? 0 : 1) . '#' . $goto)) . '"><i class="fa"></i></a> ';
            }
            $output .= $this->wrapArrayKey($key, $depth, !$isArray ? $value : '');
            if (!$isArray) {
                $output .= ' = <span class="list-tree-value">' . htmlspecialchars($value) . '</span>';
            }
            $output .= '</span>';
            if ($isExpanded) {
                $output .= $this->tree(
                    $value,
                    $depth
                );
            }
            $output .= '</li>';
        }
        $output .= '</ul>';
        return $output;
    }

    public function wrapValue($theValue)
    {
        GeneralUtility::logDeprecatedFunction();
        $wrappedValue = '';
        if ((string)$theValue !== '') {
            $wrappedValue = htmlspecialchars($theValue);
        }
        return $wrappedValue;
    }

    public function wrapArrayKey($label, $depth, $theValue)
    {
        // Protect label:
        $label = htmlspecialchars($label);

        // If varname is set:
        if ($this->varName && !$this->dontLinkVar) {
            $variableName = $this->varName
                . '[\'' . str_replace('.', '\'][\'', $depth) . '\'] = '
                . (!MathUtility::canBeInterpretedAsInteger($theValue) ? '\''
                . addslashes($theValue) . '\'' : $theValue) . '; ';
            $label = '<a class="list-tree-label" href="'
                . htmlspecialchars((BackendUtility::getModuleUrl(GeneralUtility::_GP('M'))
                . '&varname=' . urlencode($variableName)))
                . '#varname">' . $label . '</a>';
        }
        return '<span class="list-tree-label">' . $label . '</span>';
    }

    public function getSearchKeys($keyArr, $depth_in, $searchString, $keyArray)
    {
        if ($depth_in) {
            $depth_in = $depth_in . '.';
        }
        foreach ($keyArr as $key => $value) {
            $depth = $depth_in . $key;
            $deeper = is_array($keyArr[$key]);
            if ($this->regexMode) {
                if (
                    is_scalar($keyArr[$key]) && preg_match('/' . $searchString . '/', $keyArr[$key])
                    || $this->searchKeysToo && preg_match('/' . $searchString . '/', $key)
                ) {
                    $this->searchKeys[$depth] = 1;
                }
            } else {
                if (
                    is_scalar($keyArr[$key]) && stristr($keyArr[$key], $searchString)
                    || $this->searchKeysToo && stristr($key, $searchString)
                ) {
                    $this->searchKeys[$depth] = 1;
                }
            }
            if ($deeper) {
                $cS = count($this->searchKeys);
                $keyArray = $this->getSearchKeys($keyArr[$key], $depth, $searchString, $keyArray);
                if ($cS != count($this->searchKeys)) {
                    $keyArray[$depth] = 1;
                }
            }
        }
        return $keyArray;
    }

    public function depthKeys($arr, $settings)
    {
        $tsbrArray = [];
        foreach ($arr as $theK => $theV) {
            $theKeyParts = explode('.', $theK);
            $depth = '';
            $c = count($theKeyParts);
            $a = 0;
            foreach ($theKeyParts as $p) {
                $a++;
                $depth .= ($depth ? '.' : '') . $p;
                $tsbrArray[$depth] = $c == $a ? $theV : 1;
            }
        }
        // Modify settings
        foreach ($tsbrArray as $theK => $theV) {
            if ($theV) {
                $settings[$theK] = 1;
            } else {
                unset($settings[$theK]);
            }
        }
        return $settings;
    }
}