82 lines
3.7 KiB
Swift
82 lines
3.7 KiB
Swift
//
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// PGPKeyArmorSettingTableViewController.swift
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// pass
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//
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// Created by Mingshen Sun on 17/2/2017.
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// Copyright © 2017 Bob Sun. All rights reserved.
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//
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import UIKit
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import SwiftyUserDefaults
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class PGPKeyArmorSettingTableViewController: UITableViewController, UITextViewDelegate {
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@IBOutlet weak var armorPublicKeyTextView: UITextView!
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@IBOutlet weak var armorPrivateKeyTextView: UITextView!
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var pgpPassphrase: String?
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let passwordStore = PasswordStore.shared
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private var recentPastedText = ""
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override func viewDidLoad() {
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super.viewDidLoad()
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armorPublicKeyTextView.text = Defaults[.pgpPublicKeyArmor]
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armorPrivateKeyTextView.text = Defaults[.pgpPrivateKeyArmor]
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pgpPassphrase = passwordStore.pgpKeyPassphrase
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}
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private func createSavePassphraseAndSegueAlert() -> UIAlertController {
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let savePassphraseAlert = UIAlertController(title: "Passphrase", message: "Do you want to save the passphrase for later decryption?", preferredStyle: UIAlertControllerStyle.alert)
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savePassphraseAlert.addAction(UIAlertAction(title: "No", style: UIAlertActionStyle.default) { _ in
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Defaults[.isRememberPassphraseOn] = false
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self.pgpPassphrase = nil
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self.performSegue(withIdentifier: "savePGPKeySegue", sender: self)
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})
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savePassphraseAlert.addAction(UIAlertAction(title: "Save", style: UIAlertActionStyle.destructive) {_ in
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Defaults[.isRememberPassphraseOn] = true
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self.performSegue(withIdentifier: "savePGPKeySegue", sender: self)
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})
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return savePassphraseAlert
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}
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override func shouldPerformSegue(withIdentifier identifier: String, sender: Any?) -> Bool {
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if identifier == "savePGPKeySegue" {
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if armorPublicKeyTextView.text.isEmpty {
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Utils.alert(title: "Cannot Save", message: "Please set public key first.", controller: self, completion: nil)
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return false
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}
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if armorPrivateKeyTextView.text.isEmpty {
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Utils.alert(title: "Cannot Save", message: "Please set private key first.", controller: self, completion: nil)
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return false
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}
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}
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return true
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}
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@IBAction func save(_ sender: Any) {
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let alert = UIAlertController(title: "Passphrase", message: "Please fill in the passphrase of your PGP secret key.", preferredStyle: UIAlertControllerStyle.alert)
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alert.addAction(UIAlertAction(title: "OK", style: UIAlertActionStyle.default, handler: {_ in
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self.pgpPassphrase = alert.textFields?.first?.text
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let savePassphraseAndSegueAlert = self.createSavePassphraseAndSegueAlert()
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self.present(savePassphraseAndSegueAlert, animated: true, completion: nil)
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}))
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alert.addTextField(configurationHandler: {(textField: UITextField!) in
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textField.text = self.pgpPassphrase
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textField.isSecureTextEntry = true
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})
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self.present(alert, animated: true, completion: nil)
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}
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func textView(_ textView: UITextView, shouldChangeTextIn range: NSRange, replacementText text: String) -> Bool {
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if text == UIPasteboard.general.string {
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// user pastes something, get ready to clear in 10s
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recentPastedText = text
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DispatchQueue.global(qos: .background).asyncAfter(deadline: DispatchTime.now() + 10) { [weak weakSelf = self] in
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if let pasteboardString = UIPasteboard.general.string,
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pasteboardString == weakSelf?.recentPastedText {
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UIPasteboard.general.string = ""
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}
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}
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}
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return true
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}
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}
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