199 lines
11 KiB
Swift
199 lines
11 KiB
Swift
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final class SeedVC : UIViewController {
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private let mnemonic: String = {
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let identityManager = OWSIdentityManager.shared()
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let databaseConnection = identityManager.value(forKey: "dbConnection") as! YapDatabaseConnection
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var hexEncodedSeed: String! = databaseConnection.object(forKey: "LKLokiSeed", inCollection: OWSPrimaryStorageIdentityKeyStoreCollection) as! String?
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if hexEncodedSeed == nil {
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hexEncodedSeed = identityManager.identityKeyPair()!.hexEncodedPrivateKey // Legacy account
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}
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return Mnemonic.encode(hexEncodedString: hexEncodedSeed)
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}()
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private lazy var redactedMnemonic: NSAttributedString = {
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var mnemonic = self.mnemonic
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let regex = try! NSRegularExpression(pattern: "\\w*", options: [])
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let matches = regex.matches(in: mnemonic, options: .withoutAnchoringBounds, range: NSRange(location: 0, length: mnemonic.count))
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let result = NSMutableAttributedString(string: mnemonic)
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matches.forEach { match in
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result.addAttribute(.strikethroughStyle, value: NSUnderlineStyle.thick.rawValue, range: match.range)
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result.addAttribute(.strikethroughColor, value: Colors.accent, range: match.range)
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}
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return result
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}()
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// MARK: Components
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private lazy var seedReminderView: SeedReminderView = {
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let result = SeedReminderView(hasContinueButton: false)
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let title = "You're almost finished! 90%"
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let attributedTitle = NSMutableAttributedString(string: title)
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attributedTitle.addAttribute(.foregroundColor, value: Colors.accent, range: (title as NSString).range(of: "90%"))
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result.title = attributedTitle
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result.subtitle = NSLocalizedString("Tap and hold the redacted words to reveal your recovery phrase, then store it safely to secure your Session ID.", comment: "")
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result.setProgress(0.9, animated: false)
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return result
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}()
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private lazy var mnemonicLabel: UILabel = {
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let result = UILabel()
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result.textColor = Colors.text
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result.font = Fonts.spaceMono(ofSize: Values.mediumFontSize)
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result.numberOfLines = 0
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result.textAlignment = .center
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result.lineBreakMode = .byWordWrapping
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return result
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}()
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private lazy var copyButton: Button = {
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let result = Button(style: .prominentOutline, size: .large)
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result.setTitle(NSLocalizedString("Copy", comment: ""), for: UIControl.State.normal)
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result.addTarget(self, action: #selector(copyMnemonic), for: UIControl.Event.touchUpInside)
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return result
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}()
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// MARK: Settings
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override var preferredStatusBarStyle: UIStatusBarStyle { return isLightMode ? .default : .lightContent }
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// MARK: Lifecycle
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override func viewDidLoad() {
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// Set gradient background
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view.backgroundColor = .clear
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let gradient = Gradients.defaultLokiBackground
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view.setGradient(gradient)
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// Set up navigation bar
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let navigationBar = navigationController!.navigationBar
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navigationBar.setBackgroundImage(UIImage(), for: UIBarMetrics.default)
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navigationBar.shadowImage = UIImage()
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navigationBar.isTranslucent = false
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navigationBar.barTintColor = Colors.navigationBarBackground
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// Customize title
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let navigationBarTitleLabel = UILabel()
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navigationBarTitleLabel.text = NSLocalizedString("Your Recovery Phrase", comment: "")
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navigationBarTitleLabel.textColor = Colors.text
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navigationBarTitleLabel.font = .boldSystemFont(ofSize: Values.veryLargeFontSize)
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navigationItem.titleView = navigationBarTitleLabel
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// Set up navigation bar buttons
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let closeButton = UIBarButtonItem(image: #imageLiteral(resourceName: "X"), style: .plain, target: self, action: #selector(close))
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closeButton.tintColor = Colors.text
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navigationItem.leftBarButtonItem = closeButton
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// Set up title label
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let titleLabel = UILabel()
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titleLabel.textColor = Colors.text
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titleLabel.font = .boldSystemFont(ofSize: isSmallScreen ? Values.largeFontSize : Values.veryLargeFontSize)
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titleLabel.text = NSLocalizedString("Meet your recovery phrase", comment: "")
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titleLabel.numberOfLines = 0
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titleLabel.lineBreakMode = .byWordWrapping
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// Set up explanation label
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let explanationLabel = UILabel()
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explanationLabel.textColor = Colors.text
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explanationLabel.font = .systemFont(ofSize: Values.smallFontSize)
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explanationLabel.text = NSLocalizedString("Your recovery phrase is the master key to your Session ID — you can use it to restore your Session ID if you lose access to your device. Store your recovery phrase in a safe place, and don’t give it to anyone. To restore your Session ID, launch Session and tap Continue your Session.", comment: "")
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explanationLabel.numberOfLines = 0
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explanationLabel.lineBreakMode = .byWordWrapping
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// Set up mnemonic label
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mnemonicLabel.attributedText = redactedMnemonic
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let mnemonicLabelGestureRecognizer = UILongPressGestureRecognizer(target: self, action: #selector(revealMnemonic))
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mnemonicLabel.addGestureRecognizer(mnemonicLabelGestureRecognizer)
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mnemonicLabel.isUserInteractionEnabled = true
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mnemonicLabel.isEnabled = true
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// Set up mnemonic label container
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let mnemonicLabelContainer = UIView()
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mnemonicLabelContainer.addSubview(mnemonicLabel)
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mnemonicLabel.pin(to: mnemonicLabelContainer, withInset: isSmallScreen ? Values.smallSpacing : Values.mediumSpacing)
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mnemonicLabelContainer.layer.cornerRadius = Values.textFieldCornerRadius
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mnemonicLabelContainer.layer.borderWidth = Values.borderThickness
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mnemonicLabelContainer.layer.borderColor = Colors.text.cgColor
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// Set up call to action label
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let callToActionLabel = UILabel()
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callToActionLabel.textColor = Colors.text.withAlphaComponent(Values.unimportantElementOpacity)
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callToActionLabel.font = .systemFont(ofSize: isSmallScreen ? Values.smallFontSize : Values.mediumFontSize)
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callToActionLabel.text = NSLocalizedString("Hold to reveal", comment: "")
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callToActionLabel.textAlignment = .center
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let callToActionLabelGestureRecognizer = UILongPressGestureRecognizer(target: self, action: #selector(revealMnemonic))
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callToActionLabel.addGestureRecognizer(callToActionLabelGestureRecognizer)
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callToActionLabel.isUserInteractionEnabled = true
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callToActionLabel.isEnabled = true
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// Set up spacers
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let topSpacer = UIView.vStretchingSpacer()
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let bottomSpacer = UIView.vStretchingSpacer()
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// Set up copy button container
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let copyButtonContainer = UIView()
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copyButtonContainer.addSubview(copyButton)
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copyButton.pin(.leading, to: .leading, of: copyButtonContainer, withInset: Values.massiveSpacing)
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copyButton.pin(.top, to: .top, of: copyButtonContainer)
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copyButtonContainer.pin(.trailing, to: .trailing, of: copyButton, withInset: Values.massiveSpacing)
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copyButtonContainer.pin(.bottom, to: .bottom, of: copyButton)
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// Set up top stack view
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let topStackView = UIStackView(arrangedSubviews: [ titleLabel, explanationLabel, mnemonicLabelContainer, callToActionLabel ])
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topStackView.axis = .vertical
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topStackView.spacing = isSmallScreen ? Values.smallSpacing : Values.largeSpacing
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topStackView.alignment = .fill
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// Set up top stack view container
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let topStackViewContainer = UIView()
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topStackViewContainer.addSubview(topStackView)
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topStackView.pin(.leading, to: .leading, of: topStackViewContainer, withInset: Values.veryLargeSpacing)
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topStackView.pin(.top, to: .top, of: topStackViewContainer)
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topStackViewContainer.pin(.trailing, to: .trailing, of: topStackView, withInset: Values.veryLargeSpacing)
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topStackViewContainer.pin(.bottom, to: .bottom, of: topStackView)
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// Set up seed reminder view
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view.addSubview(seedReminderView)
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seedReminderView.pin(.leading, to: .leading, of: view)
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seedReminderView.pin(.top, to: .top, of: view)
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seedReminderView.pin(.trailing, to: .trailing, of: view)
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// Set up main stack view
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let mainStackView = UIStackView(arrangedSubviews: [ topSpacer, topStackViewContainer, bottomSpacer, copyButtonContainer ])
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mainStackView.axis = .vertical
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mainStackView.alignment = .fill
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mainStackView.layoutMargins = UIEdgeInsets(top: 0, leading: 0, bottom: isSmallScreen ? Values.smallSpacing : Values.mediumSpacing, trailing: 0)
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mainStackView.isLayoutMarginsRelativeArrangement = true
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view.addSubview(mainStackView)
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mainStackView.pin(.leading, to: .leading, of: view)
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mainStackView.pin(.top, to: .bottom, of: seedReminderView)
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mainStackView.pin(.trailing, to: .trailing, of: view)
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mainStackView.pin(.bottom, to: .bottom, of: view)
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topSpacer.heightAnchor.constraint(equalTo: bottomSpacer.heightAnchor, multiplier: 1).isActive = true
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}
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// MARK: General
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@objc private func enableCopyButton() {
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copyButton.isUserInteractionEnabled = true
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UIView.transition(with: copyButton, duration: 0.25, options: .transitionCrossDissolve, animations: {
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self.copyButton.setTitle(NSLocalizedString("Copy", comment: ""), for: UIControl.State.normal)
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}, completion: nil)
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}
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// MARK: Interaction
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@objc private func close() {
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dismiss(animated: true, completion: nil)
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}
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@objc private func revealMnemonic() {
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UIView.transition(with: mnemonicLabel, duration: 0.25, options: .transitionCrossDissolve, animations: {
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self.mnemonicLabel.attributedText = NSAttributedString(string: self.mnemonic)
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}, completion: nil)
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UIView.transition(with: seedReminderView.titleLabel, duration: 0.25, options: .transitionCrossDissolve, animations: {
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let title = "Account Secured! 100%"
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let attributedTitle = NSMutableAttributedString(string: title)
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attributedTitle.addAttribute(.foregroundColor, value: Colors.accent, range: (title as NSString).range(of: "100%"))
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self.seedReminderView.title = attributedTitle
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}, completion: nil)
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UIView.transition(with: seedReminderView.subtitleLabel, duration: 1, options: .transitionCrossDissolve, animations: {
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self.seedReminderView.subtitle = NSLocalizedString("Make sure to store your recovery phrase in a safe place", comment: "")
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}, completion: nil)
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seedReminderView.setProgress(1, animated: true)
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UserDefaults.standard.set(true, forKey: "hasViewedSeed")
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NotificationCenter.default.post(name: .seedViewed, object: nil)
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}
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@objc private func copyMnemonic() {
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revealMnemonic()
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UIPasteboard.general.string = mnemonic
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copyButton.isUserInteractionEnabled = false
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UIView.transition(with: copyButton, duration: 0.25, options: .transitionCrossDissolve, animations: {
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self.copyButton.setTitle(NSLocalizedString("Copied", comment: ""), for: UIControl.State.normal)
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}, completion: nil)
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Timer.scheduledTimer(timeInterval: 4, target: self, selector: #selector(enableCopyButton), userInfo: nil, repeats: false)
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}
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}
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