86 lines
2.4 KiB
Swift
86 lines
2.4 KiB
Swift
//
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// PasswordGeneratorFlavor.swift
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// passKit
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//
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// Created by Danny Moesch on 28.11.18.
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// Copyright © 2018 Bob Sun. All rights reserved.
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//
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import KeychainAccess
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public enum PasswordGeneratorFlavor: String {
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case apple = "Apple"
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case random = "Random"
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case xkcd = "XKCD"
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private static let words: [String] = {
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let bundle = Bundle(identifier: Globals.passKitBundleIdentifier)!
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return ["eff_long_wordlist", "eff_short_wordlist"]
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.map { name -> String in
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guard let asset = NSDataAsset(name: name, bundle: bundle),
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let data = String(data: asset.data, encoding: .utf8) else {
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return ""
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}
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return data
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}
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.joined(separator: "\n")
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.splitByNewline()
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}()
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public var localized: String {
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return rawValue.localize()
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}
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public var longNameLocalized: String {
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switch self {
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case .apple:
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return "ApplesKeychainStyle".localize()
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case .random:
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return "RandomString".localize()
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case .xkcd:
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return "XKCDStyle".localize()
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}
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}
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public var defaultLength: (min: Int, max: Int, def: Int) {
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switch self {
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case .apple:
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return (15, 15, 15)
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case .random:
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return (4, 64, 16)
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case .xkcd:
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return (2, 5, 3)
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}
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}
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public func generate(length: Int) -> String {
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switch self {
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case .apple:
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return Keychain.generatePassword()
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case .random:
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return Self.generateRandom(length: length)
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case .xkcd:
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return Self.generateXKCD(length: length)
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}
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}
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private static func generateRandom(length: Int) -> String {
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let chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!@#$%^&*_+-="
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return String((0..<length).map { _ in chars.randomElement()! })
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}
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private static func generateXKCD(length: Int) -> String {
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let delimiters = "0123456789!@#$%^&*_+-="
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var password = ""
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(0..<length).forEach { _ in
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var word = words.randomElement()!
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if Bool.random() {
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word = word.uppercased()
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}
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password += word + String(delimiters.randomElement()!)
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}
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return password
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}
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}
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extension PasswordGeneratorFlavor: CaseIterable {}
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