passforios/pass/Controllers/SettingsTableViewController.swift
2017-03-16 23:12:31 -07:00

405 lines
19 KiB
Swift

//
// SettingsTableViewController.swift
// pass
//
// Created by Mingshen Sun on 18/1/2017.
// Copyright © 2017 Bob Sun. All rights reserved.
//
import UIKit
import SVProgressHUD
import CoreData
import SwiftyUserDefaults
import PasscodeLock
class SettingsTableViewController: UITableViewController {
lazy var touchIDSwitch: UISwitch = {
let uiSwitch = UISwitch(frame: CGRect.zero)
uiSwitch.onTintColor = Globals.blue
uiSwitch.addTarget(self, action: #selector(touchIDSwitchAction), for: UIControlEvents.valueChanged)
return uiSwitch
}()
@IBOutlet weak var pgpKeyTableViewCell: UITableViewCell!
@IBOutlet weak var touchIDTableViewCell: UITableViewCell!
@IBOutlet weak var passcodeTableViewCell: UITableViewCell!
@IBOutlet weak var passwordRepositoryTableViewCell: UITableViewCell!
let passwordStore = PasswordStore.shared
@IBAction func cancelPGPKey(segue: UIStoryboardSegue) {
}
@IBAction func savePGPKey(segue: UIStoryboardSegue) {
if let controller = segue.source as? PGPKeySettingTableViewController {
Defaults[.pgpPrivateKeyURL] = URL(string: controller.pgpPrivateKeyURLTextField.text!)
Defaults[.pgpPublicKeyURL] = URL(string: controller.pgpPublicKeyURLTextField.text!)
self.passwordStore.pgpKeyPassphrase = controller.pgpPassphrase
Defaults[.pgpKeySource] = "url"
SVProgressHUD.setDefaultMaskType(.black)
SVProgressHUD.setDefaultStyle(.light)
SVProgressHUD.show(withStatus: "Fetching PGP Key")
DispatchQueue.global(qos: .userInitiated).async { [unowned self] in
do {
try self.passwordStore.initPGPKey(from: Defaults[.pgpPublicKeyURL]!, keyType: .public)
try self.passwordStore.initPGPKey(from: Defaults[.pgpPrivateKeyURL]!, keyType: .secret)
DispatchQueue.main.async {
self.pgpKeyTableViewCell.detailTextLabel?.text = self.passwordStore.pgpKeyID
SVProgressHUD.showSuccess(withStatus: "Success")
SVProgressHUD.dismiss(withDelay: 1)
Utils.alert(title: "Rememver to Remove the Key", message: "Remember to remove the key from the server.", controller: self, completion: nil)
}
} catch {
DispatchQueue.main.async {
self.pgpKeyTableViewCell.detailTextLabel?.text = "Not Set"
Utils.alert(title: "Error", message: error.localizedDescription, controller: self, completion: nil)
}
}
}
} else if let controller = segue.source as? PGPKeyArmorSettingTableViewController {
Defaults[.pgpKeySource] = "armor"
self.passwordStore.pgpKeyPassphrase = controller.pgpPassphrase
if Defaults[.isRememberPassphraseOn] {
Utils.addPasswordToKeychain(name: "pgpKeyPassphrase", password: controller.pgpPassphrase!)
}
Defaults[.pgpPublicKeyArmor] = controller.armorPublicKeyTextView.text!
Defaults[.pgpPrivateKeyArmor] = controller.armorPrivateKeyTextView.text!
SVProgressHUD.setDefaultMaskType(.black)
SVProgressHUD.setDefaultStyle(.light)
SVProgressHUD.show(withStatus: "Fetching PGP Key")
DispatchQueue.global(qos: .userInitiated).async { [unowned self] in
do {
try self.passwordStore.initPGPKey(with: controller.armorPublicKeyTextView.text, keyType: .public)
try self.passwordStore.initPGPKey(with: controller.armorPrivateKeyTextView.text, keyType: .secret)
DispatchQueue.main.async {
self.pgpKeyTableViewCell.detailTextLabel?.text = self.passwordStore.pgpKeyID
SVProgressHUD.showSuccess(withStatus: "Success")
SVProgressHUD.dismiss(withDelay: 1)
}
} catch {
DispatchQueue.main.async {
self.pgpKeyTableViewCell.detailTextLabel?.text = "Not Set"
Utils.alert(title: "Error", message: error.localizedDescription, controller: self, completion: nil)
}
}
}
}
}
@IBAction func cancelGitServerSetting(segue: UIStoryboardSegue) {
}
@IBAction func saveGitServerSetting(segue: UIStoryboardSegue) {
if let controller = segue.source as? GitServerSettingTableViewController {
let gitRepostiroyURL = controller.gitRepositoryURLTextField.text!
let username = controller.usernameTextField.text!
let password = controller.password
let auth = controller.authenticationMethod
if Defaults[.gitRepositoryURL] == nil ||
Defaults[.gitRepositoryURL]!.absoluteString != gitRepostiroyURL ||
auth != Defaults[.gitRepositoryAuthenticationMethod] ||
username != Defaults[.gitRepositoryUsername] ||
password != self.passwordStore.gitRepositoryPassword ||
self.passwordStore.repositoryExisted() == false {
SVProgressHUD.setDefaultMaskType(.black)
SVProgressHUD.setDefaultStyle(.light)
SVProgressHUD.show(withStatus: "Prepare Repository")
var gitCredential: GitCredential
if auth == "Password" {
gitCredential = GitCredential(credential: GitCredential.Credential.http(userName: username, password: password!))
} else {
gitCredential = GitCredential(
credential: GitCredential.Credential.ssh(
userName: username,
password: Utils.getPasswordFromKeychain(name: "gitRepositorySSHPrivateKeyPassphrase") ?? "",
publicKeyFile: Globals.sshPublicKeyURL,
privateKeyFile: Globals.sshPrivateKeyURL,
passwordNotSetCallback: self.requestSshKeyPassword
)
)
}
let dispatchQueue = DispatchQueue.global(qos: .userInitiated)
dispatchQueue.async {
do {
try self.passwordStore.cloneRepository(remoteRepoURL: URL(string: gitRepostiroyURL)!,
credential: gitCredential,
transferProgressBlock:{ (git_transfer_progress, stop) in
DispatchQueue.main.async {
SVProgressHUD.showProgress(Float(git_transfer_progress.pointee.received_objects)/Float(git_transfer_progress.pointee.total_objects), status: "Clone Remote Repository")
}
},
checkoutProgressBlock: { (path, completedSteps, totalSteps) in
DispatchQueue.main.async {
SVProgressHUD.showProgress(Float(completedSteps)/Float(totalSteps), status: "Checkout Master Branch")
}
})
DispatchQueue.main.async {
self.passwordStore.updatePasswordEntityCoreData()
Defaults[.lastUpdatedTime] = Date()
NotificationCenter.default.post(Notification(name: Notification.Name("passwordUpdated")))
Defaults[.gitRepositoryURL] = URL(string: gitRepostiroyURL)
Defaults[.gitRepositoryUsername] = username
Defaults[.gitRepositoryAuthenticationMethod] = auth
Defaults[.gitRepositoryPasswordAttempts] = 0
self.passwordRepositoryTableViewCell.detailTextLabel?.text = Defaults[.gitRepositoryURL]?.host
SVProgressHUD.showSuccess(withStatus: "Done")
SVProgressHUD.dismiss(withDelay: 1)
}
} catch {
DispatchQueue.main.async {
Utils.alert(title: "Error", message: error.localizedDescription, controller: self, completion: nil)
}
}
}
}
}
}
override func viewDidLoad() {
super.viewDidLoad()
NotificationCenter.default.addObserver(self, selector: #selector(SettingsTableViewController.actOnPasswordStoreErasedNotification), name: NSNotification.Name(rawValue: "passwordStoreErased"), object: nil)
self.passwordRepositoryTableViewCell.detailTextLabel?.text = Defaults[.gitRepositoryURL]?.host
touchIDTableViewCell.accessoryView = touchIDSwitch
setPGPKeyTableViewCellDetailText()
setPasswordRepositoryTableViewCellDetailText()
setTouchIDSwitch()
setPasscodeLockRepositoryTableViewCellDetailText()
}
private func setPasscodeLockRepositoryTableViewCellDetailText() {
if PasscodeLockRepository().hasPasscode {
self.passcodeTableViewCell.detailTextLabel?.text = "On"
} else {
self.passcodeTableViewCell.detailTextLabel?.text = "Off"
touchIDSwitch.isEnabled = false
Globals.passcodeConfiguration.isTouchIDAllowed = false
}
}
private func setPGPKeyTableViewCellDetailText() {
if let pgpKeyID = self.passwordStore.pgpKeyID {
pgpKeyTableViewCell.detailTextLabel?.text = pgpKeyID
} else {
pgpKeyTableViewCell.detailTextLabel?.text = "Not Set"
}
}
private func setPasswordRepositoryTableViewCellDetailText() {
if Defaults[.gitRepositoryURL] == nil {
passwordRepositoryTableViewCell.detailTextLabel?.text = "Not Set"
} else {
passwordRepositoryTableViewCell.detailTextLabel?.text = Defaults[.gitRepositoryURL]!.host
}
}
private func setTouchIDSwitch() {
if Defaults[.isTouchIDOn] {
touchIDSwitch.isOn = true
} else {
touchIDSwitch.isOn = false
}
}
func requestSshKeyPassword() -> String {
let sem = DispatchSemaphore(value: 0)
var newPassword = ""
DispatchQueue.main.async {
SVProgressHUD.dismiss()
let alert = UIAlertController(title: "Password", message: "Please fill in the password of your SSH key.", preferredStyle: UIAlertControllerStyle.alert)
alert.addAction(UIAlertAction(title: "OK", style: UIAlertActionStyle.default, handler: {_ in
newPassword = alert.textFields!.first!.text!
sem.signal()
}))
alert.addTextField(configurationHandler: {(textField: UITextField!) in
textField.text = self.passwordStore.gitRepositoryPassword
textField.isSecureTextEntry = true
})
self.present(alert, animated: true, completion: nil)
}
let _ = sem.wait(timeout: DispatchTime.distantFuture)
return newPassword
}
func actOnPasswordStoreErasedNotification() {
setPGPKeyTableViewCellDetailText()
setPasswordRepositoryTableViewCellDetailText()
setTouchIDSwitch()
setPasscodeLockRepositoryTableViewCellDetailText()
let appDelegate = UIApplication.shared.delegate as! AppDelegate
appDelegate.passcodeLockPresenter = PasscodeLockPresenter(mainWindow: appDelegate.window, configuration: Globals.passcodeConfiguration)
}
override func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
if tableView.cellForRow(at: indexPath) == passcodeTableViewCell {
if Defaults[.passcodeKey] != nil{
showPasscodeActionSheet()
} else {
setPasscodeLock()
}
} else if tableView.cellForRow(at: indexPath) == pgpKeyTableViewCell {
showPGPKeyActionSheet()
}
tableView.deselectRow(at: indexPath, animated: true)
}
override func viewWillAppear(_ animated: Bool) {
super.viewWillAppear(animated)
}
func touchIDSwitchAction(uiSwitch: UISwitch) {
if uiSwitch.isOn {
Defaults[.isTouchIDOn] = true
Globals.passcodeConfiguration.isTouchIDAllowed = true
} else {
Defaults[.isTouchIDOn] = false
Globals.passcodeConfiguration.isTouchIDAllowed = false
}
let appDelegate = UIApplication.shared.delegate as! AppDelegate
appDelegate.passcodeLockPresenter = PasscodeLockPresenter(mainWindow: appDelegate.window, configuration: Globals.passcodeConfiguration)
}
func pgpKeyExists() -> Bool {
return FileManager.default.fileExists(atPath: Globals.pgpPublicKeyPath) &&
FileManager.default.fileExists(atPath: Globals.pgpPrivateKeyPath)
}
func showPGPKeyActionSheet() {
let optionMenu = UIAlertController(title: nil, message: nil, preferredStyle: .actionSheet)
var urlActionTitle = "Download from URL"
var armorActionTitle = "ASCII-Armor Encrypted Key"
var fileActionTitle = "Use Uploaded Keys"
if Defaults[.pgpKeySource] == "url" {
urlActionTitle = "\(urlActionTitle)"
} else if Defaults[.pgpKeySource] == "armor" {
armorActionTitle = "\(armorActionTitle)"
} else if Defaults[.pgpKeySource] == "file" {
fileActionTitle = "\(fileActionTitle)"
}
let urlAction = UIAlertAction(title: urlActionTitle, style: .default) { _ in
self.performSegue(withIdentifier: "setPGPKeyByURLSegue", sender: self)
}
let armorAction = UIAlertAction(title: armorActionTitle, style: .default) { _ in
self.performSegue(withIdentifier: "setPGPKeyByASCIISegue", sender: self)
}
let cancelAction = UIAlertAction(title: "Cancel", style: .cancel, handler: nil)
optionMenu.addAction(urlAction)
optionMenu.addAction(armorAction)
if (pgpKeyExists()) {
let fileAction = UIAlertAction(title: fileActionTitle, style: .default) { _ in
SVProgressHUD.setDefaultMaskType(.black)
SVProgressHUD.setDefaultStyle(.light)
SVProgressHUD.show(withStatus: "Reading PGP key")
let alert = UIAlertController(
title: "PGP Passphrase",
message: "Please fill in the passphrase for your PGP key.",
preferredStyle: UIAlertControllerStyle.alert
)
alert.addAction(
UIAlertAction(
title: "OK",
style: UIAlertActionStyle.default,
handler: {_ in
Utils.addPasswordToKeychain(
name: "pgpKeyPassphrase",
password: alert.textFields!.first!.text!
)
}
)
)
alert.addTextField(
configurationHandler: {(textField: UITextField!) in
textField.text = Utils.getPasswordFromKeychain(name: "pgpKeyPassphrase") ?? ""
textField.isSecureTextEntry = true
}
)
DispatchQueue.main.async {
self.passwordStore.initPGPKeys()
let key: PGPKey = self.passwordStore.getPgpPrivateKey()
Defaults[.pgpKeySource] = "file"
if (key.isEncrypted) {
SVProgressHUD.dismiss()
self.present(alert, animated: true, completion: nil)
}
SVProgressHUD.dismiss()
self.pgpKeyTableViewCell.detailTextLabel?.text = self.passwordStore.pgpKeyID
}
}
optionMenu.addAction(fileAction)
}
if Defaults[.pgpKeySource] != nil {
let deleteAction = UIAlertAction(title: "Remove PGP Keys", style: .destructive) { _ in
Utils.removePGPKeys()
self.pgpKeyTableViewCell.detailTextLabel?.text = "Not Set"
}
optionMenu.addAction(deleteAction)
}
optionMenu.addAction(cancelAction)
optionMenu.popoverPresentationController?.sourceView = pgpKeyTableViewCell
optionMenu.popoverPresentationController?.sourceRect = pgpKeyTableViewCell.bounds
self.present(optionMenu, animated: true, completion: nil)
}
func showPasscodeActionSheet() {
let passcodeChangeViewController = PasscodeLockViewController(state: .change, configuration: Globals.passcodeConfiguration)
let passcodeRemoveViewController = PasscodeLockViewController(state: .remove, configuration: Globals.passcodeConfiguration)
let optionMenu = UIAlertController(title: nil, message: nil, preferredStyle: .actionSheet)
let removePasscodeAction = UIAlertAction(title: "Remove Passcode", style: .destructive) { [weak self] _ in
passcodeRemoveViewController.successCallback = { _ in
self?.passcodeTableViewCell.detailTextLabel?.text = "Off"
self?.touchIDSwitch.isEnabled = false
let appDelegate = UIApplication.shared.delegate as! AppDelegate
appDelegate.passcodeLockPresenter = PasscodeLockPresenter(mainWindow: appDelegate.window, configuration: Globals.passcodeConfiguration)
}
self?.present(passcodeRemoveViewController, animated: true, completion: nil)
}
let changePasscodeAction = UIAlertAction(title: "Change Passcode", style: .default) { [weak self] _ in
self?.present(passcodeChangeViewController, animated: true, completion: nil)
}
let cancelAction = UIAlertAction(title: "Cancel", style: .cancel, handler: nil)
optionMenu.addAction(removePasscodeAction)
optionMenu.addAction(changePasscodeAction)
optionMenu.addAction(cancelAction)
optionMenu.popoverPresentationController?.sourceView = passcodeTableViewCell
optionMenu.popoverPresentationController?.sourceRect = passcodeTableViewCell.bounds
self.present(optionMenu, animated: true, completion: nil)
}
func setPasscodeLock() {
let passcodeSetViewController = PasscodeLockViewController(state: .set, configuration: Globals.passcodeConfiguration)
passcodeSetViewController.successCallback = { _ in
self.passcodeTableViewCell.detailTextLabel?.text = "On"
self.touchIDSwitch.isEnabled = true
}
present(passcodeSetViewController, animated: true, completion: nil)
}
}