<?php
/************************************************************************
 * This file is part of EspoCRM.
 *
 * EspoCRM – Open Source CRM application.
 * Copyright (C) 2014-2026 EspoCRM, Inc.
 * Website: https://www.espocrm.com
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <https://www.gnu.org/licenses/>.
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License version 3.
 *
 * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
 * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
 ************************************************************************/

ob_start();

$result = ['success' => true, 'errorMsg' => ''];

if (!$installer->checkPermission()) {
    $result['success'] = false;
    $error = $installer->getLastPermissionError();

    $urls = array_keys($error);

    $group = [];

    foreach ($error as $folder => $permission) {
        $group[implode('-', $permission)][] = $folder;
    }

    ksort($group);

    $instruction = '';
    $instructionSU = '';
    $changeOwner = true;

    foreach($group as $permission => $folders) {
        if ($permission == '0644-0755') {
            $folders = '';
        }

        $instruction .= $systemHelper
            ->getPermissionCommands([$folders, ''], explode('-', $permission), false, null, $changeOwner) . "<br>";

        $instructionSU .= $systemHelper
            ->getPermissionCommands([$folders, ''], explode('-', $permission), true, null, $changeOwner) . "<br>";

        if ($changeOwner) {
            $changeOwner = false;
        }
    }

    $result['errorMsg'] = $langs['messages']['Permission denied to'] . ':<br><pre>'.implode('<br>', $urls).'</pre>';

    $result['errorFixInstruction'] =
        str_replace( '"{C}"' , $instruction, $langs['messages']['permissionInstruction']) .
        "<br>" . str_replace( '{CSU}' , $instructionSU, $langs['messages']['operationNotPermitted']);
}

ob_clean();
echo json_encode($result);
