1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
|
// SPDX-License-Identifier: MIT
// Copyright © 2018-2023 WireGuard LLC. All Rights Reserved.
import UIKit
class MainViewController: UISplitViewController {
var tunnelsManager: TunnelsManager? {
return (UIApplication.shared.delegate as? AppDelegate)?.tunnelsManager
}
var onTunnelsManagerReady: ((TunnelsManager) -> Void)?
var tunnelsListVC: TunnelsListTableViewController?
init() {
let detailVC = UIViewController()
detailVC.view.backgroundColor = .systemBackground
let detailNC = UINavigationController(rootViewController: detailVC)
let masterVC = TunnelsListTableViewController()
let masterNC = UINavigationController(rootViewController: masterVC)
tunnelsListVC = masterVC
super.init(nibName: nil, bundle: nil)
viewControllers = [ masterNC, detailNC ]
restorationIdentifier = "MainVC"
masterNC.restorationIdentifier = "MasterNC"
detailNC.restorationIdentifier = "DetailNC"
}
required init?(coder aDecoder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override func viewDidLoad() {
delegate = self
// On iPad, always show both masterVC and detailVC, even in portrait mode, like the Settings app
preferredDisplayMode = .allVisible
NotificationCenter.default.addObserver(self, selector: #selector(handleTunnelsManagerReady(_:)),
name: AppDelegate.tunnelsManagerReadyNotificationName, object: nil)
}
func allTunnelNames() -> [String]? {
guard let tunnelsManager = self.tunnelsManager else { return nil }
return tunnelsManager.mapTunnels { $0.name }
}
@objc
func handleTunnelsManagerReady(_ notification: Notification) {
guard let tunnelsManager = self.tunnelsManager else { return }
self.onTunnelsManagerReady?(tunnelsManager)
self.onTunnelsManagerReady = nil
NotificationCenter.default.removeObserver(self, name: AppDelegate.tunnelsManagerReadyNotificationName, object: nil)
}
}
extension MainViewController: TunnelsManagerActivationDelegate {
func tunnelActivationAttemptFailed(tunnel: TunnelContainer, error: TunnelsManagerActivationAttemptError) {
ErrorPresenter.showErrorAlert(error: error, from: self)
}
func tunnelActivationAttemptSucceeded(tunnel: TunnelContainer) {
// Nothing to do
}
func tunnelActivationFailed(tunnel: TunnelContainer, error: TunnelsManagerActivationError) {
ErrorPresenter.showErrorAlert(error: error, from: self)
}
func tunnelActivationSucceeded(tunnel: TunnelContainer) {
// Nothing to do
}
}
extension MainViewController {
func refreshTunnelConnectionStatuses() {
if let tunnelsManager = tunnelsManager {
tunnelsManager.refreshStatuses()
}
}
func showTunnelDetailForTunnel(named tunnelName: String, animated: Bool, shouldToggleStatus: Bool) {
let showTunnelDetailBlock: (TunnelsManager) -> Void = { [weak self] tunnelsManager in
guard let self = self else { return }
guard let tunnelsListVC = self.tunnelsListVC else { return }
if let tunnel = tunnelsManager.tunnel(named: tunnelName) {
tunnelsListVC.showTunnelDetail(for: tunnel, animated: false)
if shouldToggleStatus {
if tunnel.status == .inactive {
tunnelsManager.startActivation(of: tunnel)
} else if tunnel.status == .active {
tunnelsManager.startDeactivation(of: tunnel)
}
}
}
}
if let tunnelsManager = tunnelsManager {
showTunnelDetailBlock(tunnelsManager)
} else {
onTunnelsManagerReady = showTunnelDetailBlock
}
}
func importFromDisposableFile(url: URL) {
let importFromFileBlock: (TunnelsManager) -> Void = { [weak self] tunnelsManager in
TunnelImporter.importFromFile(urls: [url], into: tunnelsManager, sourceVC: self, errorPresenterType: ErrorPresenter.self) {
_ = FileManager.deleteFile(at: url)
}
}
if let tunnelsManager = tunnelsManager {
importFromFileBlock(tunnelsManager)
} else {
onTunnelsManagerReady = importFromFileBlock
}
}
}
extension MainViewController: UISplitViewControllerDelegate {
func splitViewController(_ splitViewController: UISplitViewController,
collapseSecondary secondaryViewController: UIViewController,
onto primaryViewController: UIViewController) -> Bool {
// On iPhone, if the secondaryVC (detailVC) is just a UIViewController, it indicates that it's empty,
// so just show the primaryVC (masterVC).
let detailVC = (secondaryViewController as? UINavigationController)?.viewControllers.first
let isDetailVCEmpty: Bool
if let detailVC = detailVC {
isDetailVCEmpty = (type(of: detailVC) == UIViewController.self)
} else {
isDetailVCEmpty = true
}
return isDetailVCEmpty
}
}
|
