Elep

<?php

if (!defined('sugarEntry')) {
    define('sugarEntry', true);
}
/*
 * Your installation or use of this SugarCRM file is subject to the applicable
 * terms available at
 * http://support.sugarcrm.com/Resources/Master_Subscription_Agreements/.
 * If you do not agree to all of the applicable terms or do not have the
 * authority to bind the entity as an authorized representative, then do not
 * install or use this SugarCRM file.
 *
 * Copyright (C) SugarCRM Inc. All rights reserved.
 */

// if we're in upgrade, upgrade files will be preserved in special place
$webUpgraderFile = 'modules/UpgradeWizard/WebUpgrader.php';
if (!empty($_REQUEST['action']) && !empty($_REQUEST['token'])) {
    session_start();
    if (!empty($_SESSION['upgrade_dir']) && is_file($_SESSION['upgrade_dir'] . 'WebUpgrader.php')) {
        $webUpgraderFile = $_SESSION['upgrade_dir'] . 'WebUpgrader.php';
    }
    session_write_close();
}
// we inlcude either original or the copy preserved so that upgrading won't mess it up
require_once $webUpgraderFile;
$upg = new WebUpgrader(__DIR__);
$upg->init();

// handle log export
if (!empty($_REQUEST['action']) && $_REQUEST['action'] == 'exportlog') {
    if (!empty($_REQUEST['token']) && $upg->checkTokenAndAdmin($_REQUEST['token'])) {
        $file = $upg->context['log'];
        if (!file_exists($file)) {
            die('Log file does not exist');
        }
        header('Content-Type: application/text');
        header('Content-Disposition: attachment; filename=' . basename($file));
        header('Content-Length: ' . filesize($file));
        readfile($file);
    } else {
        die('Bad token. You can not export log file');
    }
    exit;
}

if (empty($_REQUEST['action']) || empty($_REQUEST['token'])) {
    $token = $upg->startUpgrade();
    if (!$token) {
        if (!$upg->error) {
            $errmsg = "Failed to initialize the upgrader, please check you're logged in as admin";
        } else {
            $errmsg = $upg->error;
        }
        die(htmlspecialchars($errmsg, ENT_QUOTES, 'UTF-8'));
    }
    $upg->displayUpgradePage();
    exit(0);
}
if (!$upg->startRequest($_REQUEST['token'])) {
    die('Bad token');
}

ob_start();
$res = $upg->process($_REQUEST['action']);
if ($res !== false && $upg->success) {
    // OK
    $reply = ['status' => 'ok', 'data' => $res];
    if (!empty($upg->license)) {
        $reply['license'] = $upg->license;
    }
    if (!empty($upg->readme)) {
        $reply['readme'] = $upg->readme;
    }
} else {
    // error
    $reply = ['status' => 'error', 'message' => $upg->error ?: "Stage {$_REQUEST['action']} failed", 'data' => $res];
}

if ($_REQUEST['action'] == 'healthcheck') {
    $upgState = $upg->getState();
    if (!empty($upgState['healthcheck'])) {
        $reply['healthcheck'] = $upgState['healthcheck'];
    } else {
        $reply['healthcheck'] = [];
    }
}

$msg = ob_get_clean();

if (!empty($msg)) {
    if (!empty($reply['message'])) {
        $reply['message'] .= $msg;
    } else {
        $reply['message'] = $msg;
    }
}

header('Content-Type: text/plain');
echo json_encode($reply);