89 lines
2.9 KiB
Swift
89 lines
2.9 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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import Foundation
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import SwiftyUserDefaults
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import KeychainAccess
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public class Utils {
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public static func removeFileIfExists(atPath path: String) {
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let fm = FileManager.default
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do {
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if fm.fileExists(atPath: path) {
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try fm.removeItem(atPath: path)
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}
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} catch {
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print(error)
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}
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}
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public static func removeFileIfExists(at url: URL) {
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removeFileIfExists(atPath: url.path)
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}
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public static func getPasswordFromKeychain(name: String) -> String? {
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let keychain = Keychain(service: Globals.bundleIdentifier, accessGroup: Globals.groupIdentifier)
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do {
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return try keychain.getString(name)
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} catch {
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print(error)
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}
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return nil
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}
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public static func addPasswordToKeychain(name: String, password: String?) {
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let keychain = Keychain(service: Globals.bundleIdentifier, accessGroup: Globals.groupIdentifier)
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keychain[name] = password
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}
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public static func removeKeychain(name: String) {
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let keychain = Keychain(service: Globals.bundleIdentifier, accessGroup: Globals.groupIdentifier)
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do {
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try keychain.remove(name)
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} catch {
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print(error)
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}
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}
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public static func removeAllKeychain() {
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let keychain = Keychain(service: Globals.bundleIdentifier, accessGroup: Globals.groupIdentifier)
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do {
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try keychain.removeAll()
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} catch {
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print(error)
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}
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}
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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 = Globals.digitColor
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} else if !NSCharacterSet.letters.contains(element) {
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charColor = Globals.symbolColor
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} else {
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charColor = Globals.letterColor
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}
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attributedPassword.addAttribute(NSAttributedStringKey.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 initDefaultKeys() {
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if SharedDefaults[.passwordGeneratorFlavor] == "" {
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SharedDefaults[.passwordGeneratorFlavor] = "Random"
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}
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}
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}
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