2abbceb2e9
Name and url in Password class shouldn't be optional because we store them in core data as non-optional. This change also help us to avoid man unneccessary unwrap.
507 lines
21 KiB
Swift
507 lines
21 KiB
Swift
//
|
|
// PasswordDetailTableViewController.swift
|
|
// pass
|
|
//
|
|
// Created by Mingshen Sun on 2/2/2017.
|
|
// Copyright © 2017 Bob Sun. All rights reserved.
|
|
//
|
|
|
|
import UIKit
|
|
import FavIcon
|
|
import SVProgressHUD
|
|
import passKit
|
|
|
|
class PasswordDetailTableViewController: UITableViewController, UIGestureRecognizerDelegate {
|
|
var passwordEntity: PasswordEntity?
|
|
private var password: Password?
|
|
private var passwordImage: UIImage?
|
|
private var oneTimePasswordIndexPath : IndexPath?
|
|
private var shouldPopCurrentView = false
|
|
private let passwordStore = PasswordStore.shared
|
|
|
|
private lazy var editUIBarButtonItem: UIBarButtonItem = {
|
|
let uiBarButtonItem = UIBarButtonItem(barButtonSystemItem: .edit, target: self, action: #selector(pressEdit(_:)))
|
|
return uiBarButtonItem
|
|
}()
|
|
|
|
private struct TableCell {
|
|
var title: String
|
|
var content: String
|
|
init() {
|
|
title = ""
|
|
content = ""
|
|
}
|
|
|
|
init(title: String) {
|
|
self.title = title
|
|
self.content = ""
|
|
}
|
|
|
|
init(title: String, content: String) {
|
|
self.title = title
|
|
self.content = content
|
|
}
|
|
}
|
|
|
|
private struct TableSection {
|
|
var type: PasswordDetailTableViewControllerSectionType
|
|
var header: String?
|
|
var item: Array<TableCell>
|
|
init(type: PasswordDetailTableViewControllerSectionType) {
|
|
self.type = type
|
|
header = nil
|
|
item = [TableCell]()
|
|
}
|
|
|
|
init(type: PasswordDetailTableViewControllerSectionType, header: String) {
|
|
self.init(type: type)
|
|
self.header = header
|
|
}
|
|
}
|
|
|
|
private var tableData = Array<TableSection>()
|
|
|
|
private enum PasswordDetailTableViewControllerSectionType {
|
|
case name, main, addition, misc
|
|
}
|
|
|
|
override func viewDidLoad() {
|
|
super.viewDidLoad()
|
|
tableView.register(UINib(nibName: "LabelTableViewCell", bundle: nil), forCellReuseIdentifier: "labelCell")
|
|
tableView.register(UINib(nibName: "PasswordDetailTitleTableViewCell", bundle: nil), forCellReuseIdentifier: "passwordDetailTitleTableViewCell")
|
|
|
|
let tapGesture = UITapGestureRecognizer(target: self, action: #selector(PasswordDetailTableViewController.tapMenu(recognizer:)))
|
|
tapGesture.cancelsTouchesInView = false
|
|
tableView.addGestureRecognizer(tapGesture)
|
|
tapGesture.delegate = self
|
|
|
|
tableView.contentInset = UIEdgeInsetsMake(-36, 0, 44, 0);
|
|
tableView.rowHeight = UITableViewAutomaticDimension
|
|
tableView.estimatedRowHeight = 52
|
|
|
|
editUIBarButtonItem.isEnabled = false
|
|
navigationItem.rightBarButtonItem = editUIBarButtonItem
|
|
if #available(iOS 11.0, *) {
|
|
navigationItem.largeTitleDisplayMode = .never
|
|
}
|
|
|
|
if let imageData = passwordEntity?.getImage() {
|
|
let image = UIImage(data: imageData as Data)
|
|
passwordImage = image
|
|
}
|
|
self.decryptThenShowPassword()
|
|
self.setupOneTimePasswordAutoRefresh()
|
|
|
|
// pop the current view because this password might be "discarded"
|
|
NotificationCenter.default.addObserver(self, selector: #selector(setShouldPopCurrentView), name: .passwordStoreChangeDiscarded, object: nil)
|
|
|
|
// reset the data table if some password (maybe another one) has been updated
|
|
NotificationCenter.default.addObserver(self, selector: #selector(decryptThenShowPassword), name: .passwordStoreUpdated, object: nil)
|
|
|
|
// reset the data table if the disaply settings have been changed
|
|
NotificationCenter.default.addObserver(self, selector: #selector(decryptThenShowPassword), name: .passwordDetailDisplaySettingChanged, object: nil)
|
|
}
|
|
|
|
override func viewDidAppear(_ animated: Bool) {
|
|
super.viewWillAppear(animated)
|
|
if self.shouldPopCurrentView {
|
|
let alert = UIAlertController(title: "Notice", message: "All previous local changes have been discarded. Your current Password Store will be shown.", preferredStyle: UIAlertControllerStyle.alert)
|
|
alert.addAction(UIAlertAction(title: "OK", style: UIAlertActionStyle.default, handler: {_ in
|
|
_ = self.navigationController?.popViewController(animated: true)
|
|
}))
|
|
self.present(alert, animated: true, completion: nil)
|
|
}
|
|
}
|
|
|
|
private func requestPGPKeyPassphrase() -> String {
|
|
let sem = DispatchSemaphore(value: 0)
|
|
var passphrase = ""
|
|
DispatchQueue.main.async {
|
|
let alert = UIAlertController(title: "Passphrase", message: "Please fill in the passphrase of your PGP secret key.", preferredStyle: UIAlertControllerStyle.alert)
|
|
alert.addAction(UIAlertAction(title: "OK", style: UIAlertActionStyle.default, handler: {_ in
|
|
passphrase = alert.textFields!.first!.text!
|
|
sem.signal()
|
|
}))
|
|
alert.addTextField(configurationHandler: {(textField: UITextField!) in
|
|
textField.text = ""
|
|
textField.isSecureTextEntry = true
|
|
})
|
|
self.present(alert, animated: true, completion: nil)
|
|
}
|
|
let _ = sem.wait(timeout: DispatchTime.distantFuture)
|
|
if SharedDefaults[.isRememberPGPPassphraseOn] {
|
|
self.passwordStore.pgpKeyPassphrase = passphrase
|
|
}
|
|
return passphrase
|
|
}
|
|
|
|
@objc private func decryptThenShowPassword() {
|
|
guard let passwordEntity = passwordEntity else {
|
|
Utils.alert(title: "Cannot Show Password", message: "The password does not exist.", controller: self, handler: {(UIAlertAction) -> Void in
|
|
self.navigationController!.popViewController(animated: true)
|
|
})
|
|
return
|
|
}
|
|
DispatchQueue.global(qos: .userInitiated).async {
|
|
// decrypt password
|
|
do {
|
|
self.password = try self.passwordStore.decrypt(passwordEntity: passwordEntity, requestPGPKeyPassphrase: self.requestPGPKeyPassphrase)
|
|
} catch {
|
|
DispatchQueue.main.async {
|
|
// remove the wrong passphrase so that users could enter it next time
|
|
self.passwordStore.pgpKeyPassphrase = nil
|
|
// alert: cancel or try again
|
|
let alert = UIAlertController(title: "Cannot Show Password", message: error.localizedDescription, preferredStyle: UIAlertControllerStyle.alert)
|
|
alert.addAction(UIAlertAction(title: "Cancel", style: UIAlertActionStyle.default) { _ in
|
|
self.navigationController!.popViewController(animated: true)
|
|
})
|
|
alert.addAction(UIAlertAction(title: "Try again", style: UIAlertActionStyle.destructive) {_ in
|
|
self.decryptThenShowPassword()
|
|
})
|
|
self.present(alert, animated: true, completion: nil)
|
|
}
|
|
return
|
|
}
|
|
// display password
|
|
self.showPassword()
|
|
}
|
|
}
|
|
|
|
private func showPassword() {
|
|
DispatchQueue.main.async { [weak self] in
|
|
self?.setTableData()
|
|
self?.tableView.reloadData()
|
|
self?.editUIBarButtonItem.isEnabled = true
|
|
if let urlString = self?.password?.urlString {
|
|
if self?.passwordEntity?.getImage() == nil {
|
|
self?.updatePasswordImage(urlString: urlString)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
private func setupOneTimePasswordAutoRefresh() {
|
|
Timer.scheduledTimer(withTimeInterval: 1, repeats: true) {
|
|
[weak self] timer in
|
|
// bail out of the timer code if the object has been freed
|
|
guard let strongSelf = self,
|
|
let otpType = strongSelf.password?.otpType,
|
|
otpType != .none,
|
|
let indexPath = strongSelf.oneTimePasswordIndexPath,
|
|
let cell = strongSelf.tableView.cellForRow(at: indexPath) as? LabelTableViewCell else {
|
|
return
|
|
}
|
|
switch otpType {
|
|
case .totp:
|
|
if let (title, otp) = strongSelf.password?.getOtpStrings() {
|
|
strongSelf.tableData[indexPath.section].item[indexPath.row].title = title
|
|
strongSelf.tableData[indexPath.section].item[indexPath.row].content = otp
|
|
cell.cellData?.title = title
|
|
cell.cellData?.content = otp
|
|
}
|
|
default:
|
|
break
|
|
}
|
|
}
|
|
}
|
|
|
|
@objc private func pressEdit(_ sender: Any?) {
|
|
performSegue(withIdentifier: "editPasswordSegue", sender: self)
|
|
}
|
|
|
|
@objc private func setShouldPopCurrentView() {
|
|
self.shouldPopCurrentView = true
|
|
}
|
|
|
|
@IBAction private func cancelEditPassword(segue: UIStoryboardSegue) {
|
|
|
|
}
|
|
|
|
@IBAction private func saveEditPassword(segue: UIStoryboardSegue) {
|
|
if self.password!.changed != 0 {
|
|
SVProgressHUD.show(withStatus: "Saving")
|
|
do {
|
|
self.passwordEntity = try self.passwordStore.edit(passwordEntity: self.passwordEntity!, password: self.password!)
|
|
} catch {
|
|
Utils.alert(title: "Error", message: error.localizedDescription, controller: self, completion: nil)
|
|
}
|
|
self.setTableData()
|
|
self.tableView.reloadData()
|
|
SVProgressHUD.showSuccess(withStatus: "Success")
|
|
SVProgressHUD.dismiss(withDelay: 1)
|
|
}
|
|
}
|
|
|
|
@IBAction private func deletePassword(segue: UIStoryboardSegue) {
|
|
do {
|
|
try passwordStore.delete(passwordEntity: passwordEntity!)
|
|
} catch {
|
|
Utils.alert(title: "Error", message: error.localizedDescription, controller: self, completion: nil)
|
|
}
|
|
let _ = navigationController?.popViewController(animated: true)
|
|
}
|
|
|
|
private func setTableData() {
|
|
self.tableData = Array<TableSection>()
|
|
|
|
// name section
|
|
var section = TableSection(type: .name)
|
|
section.item.append(TableCell())
|
|
tableData.append(section)
|
|
|
|
// main section
|
|
section = TableSection(type: .main)
|
|
let password = self.password!
|
|
if let username = password.username {
|
|
section.item.append(TableCell(title: "username", content: username))
|
|
}
|
|
if let login = password.login {
|
|
section.item.append(TableCell(title: "login", content: login))
|
|
}
|
|
section.item.append(TableCell(title: "password", content: password.password))
|
|
tableData.append(section)
|
|
|
|
|
|
// addition section
|
|
|
|
// show one time password
|
|
if password.otpType != .none {
|
|
if let (title, otp) = self.password?.getOtpStrings() {
|
|
section = TableSection(type: .addition, header: "One Time Password")
|
|
section.item.append(TableCell(title: title, content: otp))
|
|
tableData.append(section)
|
|
oneTimePasswordIndexPath = IndexPath(row: 0, section: tableData.count - 1)
|
|
}
|
|
}
|
|
|
|
// show additional information
|
|
let filteredAdditionKeys = password.getFilteredAdditions()
|
|
if filteredAdditionKeys.count > 0 {
|
|
section = TableSection(type: .addition, header: "additions")
|
|
filteredAdditionKeys.forEach({ field in
|
|
section.item.append(TableCell(title: field.title, content: field.content))
|
|
})
|
|
tableData.append(section)
|
|
}
|
|
|
|
// misc section
|
|
section = TableSection(type: .misc)
|
|
section.item.append(TableCell(title: "Show Raw"))
|
|
tableData.append(section)
|
|
|
|
}
|
|
|
|
override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
|
|
if segue.identifier == "editPasswordSegue" {
|
|
if let controller = segue.destination as? UINavigationController {
|
|
if let editController = controller.viewControllers.first as? EditPasswordTableViewController {
|
|
editController.password = password
|
|
}
|
|
}
|
|
} else if segue.identifier == "showRawPasswordSegue" {
|
|
if let controller = segue.destination as? UINavigationController {
|
|
if let controller = controller.viewControllers.first as? RawPasswordViewController {
|
|
controller.password = password
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
private func updatePasswordImage(urlString: String) {
|
|
var newUrlString = urlString
|
|
if urlString.lowercased().hasPrefix("http://") {
|
|
// try to replace http url to https url
|
|
newUrlString = urlString.replacingOccurrences(of: "http://",
|
|
with: "https://",
|
|
options: .caseInsensitive,
|
|
range: urlString.range(of: "http://"))
|
|
} else if urlString.lowercased().hasPrefix("https://") {
|
|
// do nothing here
|
|
} else {
|
|
// if a url does not start with http or https, try to add https
|
|
newUrlString = "https://\(urlString)"
|
|
}
|
|
|
|
guard let url = URL(string: newUrlString) else {
|
|
return
|
|
}
|
|
|
|
do {
|
|
try FavIcon.downloadPreferred(url) { [weak self] result in
|
|
switch result {
|
|
case .success(let image):
|
|
let indexPath = IndexPath(row: 0, section: 0)
|
|
self?.passwordImage = image
|
|
self?.tableView.reloadRows(at: [indexPath], with: UITableViewRowAnimation.automatic)
|
|
let imageData = UIImageJPEGRepresentation(image, 1)
|
|
if let entity = self?.passwordEntity {
|
|
self?.passwordStore.updateImage(passwordEntity: entity, image: imageData)
|
|
}
|
|
case .failure(let error):
|
|
print(error)
|
|
}
|
|
}
|
|
} catch {
|
|
print(error)
|
|
}
|
|
}
|
|
|
|
@objc private func tapMenu(recognizer: UITapGestureRecognizer) {
|
|
if recognizer.state == UIGestureRecognizerState.ended {
|
|
let tapLocation = recognizer.location(in: self.tableView)
|
|
if let tapIndexPath = self.tableView.indexPathForRow(at: tapLocation) {
|
|
if let tappedCell = self.tableView.cellForRow(at: tapIndexPath) as? LabelTableViewCell {
|
|
tappedCell.becomeFirstResponder()
|
|
let menuController = UIMenuController.shared
|
|
let revealItem = UIMenuItem(title: "Reveal", action: #selector(LabelTableViewCell.revealPassword(_:)))
|
|
let concealItem = UIMenuItem(title: "Conceal", action: #selector(LabelTableViewCell.concealPassword(_:)))
|
|
let nextHOTPItem = UIMenuItem(title: "Next Password", action: #selector(LabelTableViewCell.getNextHOTP(_:)))
|
|
let openURLItem = UIMenuItem(title: "Copy Password & Open Link", action: #selector(LabelTableViewCell.openLink(_:)))
|
|
menuController.menuItems = [revealItem, concealItem, nextHOTPItem, openURLItem]
|
|
menuController.setTargetRect(tappedCell.contentLabel.frame, in: tappedCell.contentLabel.superview!)
|
|
menuController.setMenuVisible(true, animated: true)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func gestureRecognizer(_ gestureRecognizer: UIGestureRecognizer, shouldReceive touch: UITouch) -> Bool {
|
|
if touch.view!.isKind(of: UIButton.classForCoder()) {
|
|
return false
|
|
}
|
|
return true
|
|
}
|
|
|
|
@IBAction func back(segue:UIStoryboardSegue) {
|
|
}
|
|
|
|
func getNextHOTP() {
|
|
guard password != nil, passwordEntity != nil, password?.otpType == .hotp else {
|
|
DispatchQueue.main.async {
|
|
Utils.alert(title: "Error", message: "Get next password of a non-HOTP entry.", controller: self, completion: nil)
|
|
}
|
|
return;
|
|
}
|
|
|
|
// copy HOTP to pasteboard (will update counter)
|
|
if let plainPassword = password!.getNextHotp() {
|
|
SecurePasteboard.shared.copy(textToCopy: plainPassword)
|
|
}
|
|
|
|
// commit the change of HOTP counter
|
|
if password!.changed != 0 {
|
|
do {
|
|
self.passwordEntity = try self.passwordStore.edit(passwordEntity: self.passwordEntity!, password: self.password!)
|
|
} catch {
|
|
Utils.alert(title: "Error", message: error.localizedDescription, controller: self, completion: nil)
|
|
}
|
|
SVProgressHUD.showSuccess(withStatus: "Password Copied\nCounter Updated")
|
|
SVProgressHUD.dismiss(withDelay: 1)
|
|
}
|
|
}
|
|
|
|
func openLink() {
|
|
var urlString = self.password?.urlString ?? ""
|
|
if !urlString.lowercased().starts(with: "https://") && !urlString.lowercased().starts(with: "http://") {
|
|
urlString = "http://\(urlString)"
|
|
}
|
|
guard let url = URL(string: urlString) else {
|
|
DispatchQueue.main.async {
|
|
Utils.alert(title: "Error", message: "Cannot find a valid URL", controller: self, completion: nil)
|
|
}
|
|
return;
|
|
}
|
|
SecurePasteboard.shared.copy(textToCopy: password?.password)
|
|
UIApplication.shared.open(url, options: [:], completionHandler: nil)
|
|
}
|
|
|
|
override func numberOfSections(in tableView: UITableView) -> Int {
|
|
return tableData.count
|
|
}
|
|
|
|
override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
|
|
return tableData[section].item.count
|
|
}
|
|
|
|
override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
|
|
let sectionIndex = indexPath.section
|
|
let rowIndex = indexPath.row
|
|
let tableDataItem = tableData[sectionIndex].item[rowIndex]
|
|
switch(tableData[sectionIndex].type) {
|
|
case .name:
|
|
let cell = tableView.dequeueReusableCell(withIdentifier: "passwordDetailTitleTableViewCell", for: indexPath) as! PasswordDetailTitleTableViewCell
|
|
cell.passwordImageImageView.image = passwordImage ?? #imageLiteral(resourceName: "PasswordImagePlaceHolder")
|
|
let passwordName = passwordEntity!.getName()
|
|
if passwordEntity!.synced == false {
|
|
cell.nameLabel.text = "\(passwordName) ↻"
|
|
} else {
|
|
cell.nameLabel.text = passwordName
|
|
}
|
|
cell.categoryLabel.text = passwordEntity!.getCategoryText()
|
|
cell.selectionStyle = .none
|
|
return cell
|
|
case .main, .addition:
|
|
let cell = tableView.dequeueReusableCell(withIdentifier: "labelCell", for: indexPath) as! LabelTableViewCell
|
|
let titleData = tableDataItem.title
|
|
let contentData = tableDataItem.content
|
|
cell.delegatePasswordTableView = self
|
|
cell.cellData = LabelTableViewCellData(title: titleData, content: contentData)
|
|
cell.selectionStyle = .none
|
|
return cell
|
|
case .misc:
|
|
let cell = UITableViewCell()
|
|
cell.textLabel?.text = tableDataItem.title
|
|
cell.selectionStyle = .default
|
|
return cell
|
|
}
|
|
}
|
|
|
|
override func tableView(_ tableView: UITableView, titleForHeaderInSection section: Int) -> String? {
|
|
return tableData[section].header
|
|
}
|
|
|
|
override func tableView(_ tableView: UITableView, viewForFooterInSection section: Int) -> UIView? {
|
|
if section == tableData.count - 1 {
|
|
let view = UIView()
|
|
let footerLabel = UILabel(frame: CGRect(x: 15, y: 15, width: tableView.frame.width, height: 60))
|
|
footerLabel.numberOfLines = 0
|
|
footerLabel.font = UIFont.preferredFont(forTextStyle: .footnote)
|
|
footerLabel.textColor = UIColor.gray
|
|
let dateString = self.passwordStore.getLatestUpdateInfo(filename: password!.url.path)
|
|
footerLabel.text = "Last Updated: \(dateString)"
|
|
view.addSubview(footerLabel)
|
|
return view
|
|
}
|
|
return nil
|
|
}
|
|
|
|
override func tableView(_ tableView: UITableView, performAction action: Selector, forRowAt indexPath: IndexPath, withSender sender: Any?) {
|
|
if action == #selector(copy(_:)) {
|
|
SecurePasteboard.shared.copy(textToCopy: tableData[indexPath.section].item[indexPath.row].content)
|
|
}
|
|
}
|
|
|
|
override func tableView(_ tableView: UITableView, canPerformAction action: Selector, forRowAt indexPath: IndexPath, withSender sender: Any?) -> Bool {
|
|
let section = tableData[indexPath.section]
|
|
switch(section.type) {
|
|
case .main, .addition:
|
|
return action == #selector(UIResponderStandardEditActions.copy(_:))
|
|
default:
|
|
return false
|
|
}
|
|
}
|
|
|
|
override func tableView(_ tableView: UITableView, shouldShowMenuForRowAt indexPath: IndexPath) -> Bool {
|
|
return true
|
|
}
|
|
|
|
override func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
|
|
let section = tableData[indexPath.section]
|
|
if section.type == .misc {
|
|
if section.item[indexPath.row].title == "Show Raw" {
|
|
performSegue(withIdentifier: "showRawPasswordSegue", sender: self)
|
|
}
|
|
}
|
|
tableView.deselectRow(at: indexPath, animated: true)
|
|
}
|
|
}
|