utomaticaly to help user
     *
     * @return array<string, mixed>
     */
    public static function quickFixCallback()
    {
        $json      = array(
            'success' => false,
            'message' => '',
        );
        $inputData = filter_input_array(INPUT_POST, array(
            'id'    => array(
                'filter'  => FILTER_SANITIZE_SPECIAL_CHARS,
                'flags'   => FILTER_REQUIRE_SCALAR,
                'options' => array('default' => false),
            ),
            'setup' => array(
                'filter'  => FILTER_SANITIZE_SPECIAL_CHARS,
                'flags'   => FILTER_REQUIRE_ARRAY,
                'options' => array('default' => false),
            ),
        ));

        $setup = $inputData['setup'];
        $id    = $inputData['id'];

        if (!$id || empty($setup)) {
            throw new Exception(__("Invalid request.", 'duplicator-pro'));
        }

        $data      = array();
        $isSpecial = isset($setup['special']) && is_array($setup['special']) && count($setup['special']) > 0;

        /* ****************
         *  general setup
         * **************** */
        if (isset($setup['global']) && is_array($setup['global'])) {
            $global = dup_pro_global_entity::getinstance();

            foreach ($setup['global'] as $object => $value) {
                $value = dup_pro_u::valtype($value);
                if (isset($global->$object)) {
                    // get current setup
                    $current = $global->$object;
                    // if setup is not the same - fix this
                    if ($current !== $value) {
                        // set new value
                        $global->$object = $value;
                        // check value
                        $data[$object] = $global->$object;
                    }
                }
            }
            $global->save();
        }

        /* ****************
         *  SPECIAL SETUP
         * **************** */
        if ($isSpecial) {
            $special              = $setup['special'];
            $stuck5percent        = isset($special['stuck_5percent_pending_fix']) && $special['stuck_5percent_pending_fix'] == 1;
            $basicAuth            = isset($special['set_basic_auth']) && $special['set_basic_auth'] == 1;
            $removeInstallerFiles = isset($special['remove_installer_files']) && $special['remove_installer_files'] == 1;
            /**
             * SPECIAL FIX: Package build stuck at 5% or Pending?
             * */
            if ($stuck5percent) {
                $data = array_merge($data, self::quickFixStuck5Percent());
            }

            /**
             * SPECIAL FIX: Set basic auth username & password
             * */
            if ($basicAuth) {
                $data = array_merge($data, self::quickFixBasicAuth());
            }

            /**
             * SPECIAL FIX: Remove installer files
             * */
            if ($removeInstallerFiles) {
                $data = array_merge($data, self::quickFixRemoveInstallerFiles());
            }
        }

        // Save new property
        $find = count($data);
        if ($find > 0) {
            $system_global = SystemGlobalEntity::getInstance();
            if (strlen($id) > 0) {
                $system_global->removeFixById($id);
                $json['id'] = $id;
            }

            $json['success']           = true;
            $json['setup']             = $data;
            $json['fixed']             = $find;
            $json['recommended_fixes'] = count($system_global->recommended_fixes);
        }

        return $json;
    }

    /**
     * Quick fix for removing installer files
     *
     * @return array{removed_installer_files:bool} $data
     */
    private static function quickFixRemoveInstallerFiles()
    {
        $data        = array();
        $fileRemoved = MigrationMng::cleanMigrationFiles();
        $removeError = false;
        if (count($fileRemoved) > 0) {
            $data['removed_installer_files'] = true;
        } else {
            throw new Exception(esc_html__("Unable to remove installer files.", 'duplicator-pro'));
        }
        return $data;
    }

    /**
     * Quick fix for stuck at 5% or pending
     *
     * @return array<string, mixed> $data
     */
    private static function quickFixStuck5Percent()
    {
        $global = DUP_PRO_Global_Entity::getInstance();

        $data    = array();
        $kickoff = true;
        $custom  = false;

        if ($global->ajax_protocol === 'custom') {
            $custom = true;
        }

        // Do things if SSL is active
        if (SnapURL::isCurrentUrlSSL()) {
            if ($custom) {
                // Set default admin ajax
                $custom_ajax_url = admin_url('admin-ajax.php', 'https');
                if ($global->custom_ajax_url != $custom_ajax_url) {
                    $global->custom_ajax_url = $custom_ajax_url;
                    $data['custom_ajax_url'] = $global->custom_ajax_url;
                    $kickoff                 = false;
                }
            } else {
                // Set HTTPS protocol
                if ($global->ajax_protocol === 'http') {
                    $global->ajax_protocol = 'https';
                    $data['ajax_protocol'] = $global->ajax_protocol;
                    $kickoff               = false;
                }
            }
        } else {
            // SSL is OFF and we must handle that
            if ($custom) {
                // Set default admin ajax
                $custom_ajax_url = admin_url('admin-ajax.php', 'http');
                if ($global->custom_ajax_url != $custom_ajax_url) {
                    $global->custom_ajax_url = $custom_ajax_url;
                    $data['custom_ajax_url'] = $global->custom_ajax_url;
                    $kickoff                 = false;
                }
            } else {
                // Set HTTP protocol
                if ($global->ajax_protocol === 'https') {
                    $global->ajax_protocol = 'http';
                    $data['ajax_protocol'] = $global->ajax_protocol;
                    $kickoff               = false;
                }
            }
        }

        // Set KickOff true if all setups are gone
        if ($kickoff) {
            if ($global->clientside_kickoff !== true) {
                $global->clientside_kickoff = true;
                $data['clientside_kickoff'] = $global->clientside_kickoff;
            }
        }

        $global->save();
        return $data;
    }

    /**
     * Quick fix for basic auth
     *
     * @return array{basic_auth_enabled:bool,basic_auth_user:string,basic_auth_password:string}
     */
    private static function quickFixBasicAuth()
    {
        $global   = DUP_PRO_Global_Entity::getInstance();
        $sglobal  = DUP_PRO_Secure_Global_Entity::getInstance();
        $username = isset($_SERVER['PHP_AUTH_USER']) ? $_SERVER['PHP_AUTH_USER'] : false;
        $password = isset($_SERVER['PHP_AUTH_PW']) ? $_SERVER['PHP_AUTH_PW'] : false;
        if ($username === false || $password === false) {
            throw new Exception(esc_html__("Username or password were not set.", 'duplicator-pro'));
        }

        $data                       = array();
        $global->basic_auth_enabled = true;
        $data['basic_auth_enabled'] = true;

        $global->basic_auth_user = $username;
        $data['basic_auth_user'] = $username;

        $sglobal->basic_auth_password = $password;
        $data['basic_auth_password']  = "**Secure Info**";

        $global->save();
        $sglobal->save();

        return $data;
    }
}