space-ios/iOSClient/Networking/NCNetworkingCheckRemoteUser.swift

//
//  NCNetworkingCheckRemoteUser.swift
//  Nextcloud
//
//  Created by Marino Faggiana on 15/05/2020.
//  Copyright © 2020 Marino Faggiana. All rights reserved.
//
//  Author Marino Faggiana <marino.faggiana@nextcloud.com>
//
//  This program is free software: you can redistribute it and/or modify
//  it under the terms of the GNU 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 General Public License for more details.
//
//  You should have received a copy of the GNU General Public License
//  along with this program.  If not, see <http://www.gnu.org/licenses/>.
//

import UIKit
import NextcloudKit

class NCNetworkingCheckRemoteUser {

    func checkRemoteUser(account: String, error: NKError) {

        let token = NCKeychain().getPassword(account: account)
        guard let tableAccount = NCManageDatabase.shared.getAccount(predicate: NSPredicate(format: "account == %@", account)),
              !token.isEmpty,
              let appDelegate = UIApplication.shared.delegate as? AppDelegate else { return }

        NCNetworking.shared.cancelDataTask()
        NCNetworking.shared.cancelDownloadTasks()
        NCNetworking.shared.cancelUploadTasks()
        NCNetworking.shared.cancelUploadBackgroundTask()

        if NCGlobal.shared.capabilityServerVersionMajor >= NCGlobal.shared.nextcloudVersion17 {

            NextcloudKit.shared.getRemoteWipeStatus(serverUrl: tableAccount.urlBase, token: token) { account, wipe, _, error in

                if wipe {

                    appDelegate.deleteAccount(account, wipe: true)
                    let error = NKError(errorCode: NCGlobal.shared.errorInternalError, errorDescription: "_wipe_account_")
                    NCContentPresenter().messageNotification(tableAccount.user, error: error, delay: NCGlobal.shared.dismissAfterSecondLong, type: NCContentPresenter.messageType.error, priority: .max)
                    NextcloudKit.shared.setRemoteWipeCompletition(serverUrl: tableAccount.urlBase, token: token) { _, _ in print("wipe") }

                } else {

                    if UIApplication.shared.applicationState == .active && NextcloudKit.shared.isNetworkReachable() {
                        let description = String.localizedStringWithFormat(NSLocalizedString("_error_check_remote_user_", comment: ""), tableAccount.user, tableAccount.urlBase)
                        let error = NKError(errorCode: error.errorCode, errorDescription: description)
                        NCContentPresenter().showError(error: error, priority: .max)
                        NCKeychain().setPassword(account: account, password: nil)
                        NextcloudKit.shared.nkCommonInstance.writeLog("[INFO] Password removed.")
                    }
                }
            }

        } else {

            if UIApplication.shared.applicationState == .active && NextcloudKit.shared.isNetworkReachable() {
                let description = String.localizedStringWithFormat(NSLocalizedString("_error_check_remote_user_", comment: ""), tableAccount.user, tableAccount.urlBase)
                let error = NKError(errorCode: error.errorCode, errorDescription: description)
                NCContentPresenter().showError(error: error, priority: .max)
                NCKeychain().setPassword(account: account, password: nil)
            }
        }
    }
}