66 lines
3 KiB
Swift
66 lines
3 KiB
Swift
//
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// Utils.swift
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// pass
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//
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// Created by Mingshen Sun on 8/2/2017.
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// Copyright © 2017 Bob Sun. All rights reserved.
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//
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public class Utils {
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public static func copyToPasteboard(textToCopy: String?) {
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guard textToCopy != nil else {
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return
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}
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UIPasteboard.general.string = textToCopy
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}
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public static func attributedPassword(plainPassword: String) -> NSAttributedString{
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let attributedPassword = NSMutableAttributedString.init(string: plainPassword)
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// draw all digits in the password into red
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// draw all punctuation characters in the password into blue
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for (index, element) in plainPassword.unicodeScalars.enumerated() {
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var charColor = UIColor.darkText
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if NSCharacterSet.decimalDigits.contains(element) {
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charColor = Colors.systemRed
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} else if !NSCharacterSet.letters.contains(element) {
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charColor = Colors.systemBlue
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} else {
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charColor = Colors.label
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}
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attributedPassword.addAttribute(NSAttributedString.Key.foregroundColor, value: charColor, range: NSRange(location: index, length: 1))
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}
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return attributedPassword
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}
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public static func alert(title: String, message: String, controller: UIViewController, handler: ((UIAlertAction) -> Void)? = nil, completion: (() -> Void)? = nil) {
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let alert = UIAlertController(title: title, message: message, preferredStyle: UIAlertController.Style.alert)
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alert.addAction(UIAlertAction(title: "Ok".localize(), style: UIAlertAction.Style.default, handler: handler))
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controller.present(alert, animated: true, completion: completion)
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}
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public static func createRequestPGPKeyPassphraseHandler(controller: UIViewController) -> (String) -> String {
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return { keyID in
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let sem = DispatchSemaphore(value: 0)
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var passphrase = ""
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DispatchQueue.main.async {
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let alert = UIAlertController(title: "Passphrase".localize() + " (\(keyID.suffix(8)))", message: "FillInPgpPassphrase.".localize(), preferredStyle: UIAlertController.Style.alert)
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alert.addAction(UIAlertAction(title: "Ok".localize(), style: UIAlertAction.Style.default, handler: {_ in
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passphrase = alert.textFields!.first!.text!
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sem.signal()
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}))
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alert.addTextField(configurationHandler: {(textField: UITextField!) in
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textField.text = AppKeychain.shared.get(for: Globals.pgpKeyPassphrase) ?? ""
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textField.isSecureTextEntry = true
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})
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controller.present(alert, animated: true, completion: nil)
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}
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let _ = sem.wait(timeout: DispatchTime.distantFuture)
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if Defaults.isRememberPGPPassphraseOn {
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AppKeychain.shared.add(string: passphrase, for: Globals.pgpKeyPassphrase)
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}
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return passphrase
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}
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}
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}
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