shadowfacts
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Tusker
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Code Issues 76 Pull Requests Releases Wiki Activity

Push proxy registration

This commit is contained in:
Shadowfacts 2024-04-07 14:04:42 -04:00
parent c5226f6374
commit 3efa017942
7 changed files with 506 additions and 11 deletions
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16
Tusker.xcodeproj/project.pbxproj
View File

@ -121,6 +121,8 @@
D64AAE9126C80DC600FC57FB /* ToastView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D64AAE9026C80DC600FC57FB /* ToastView.swift */; };
D64AAE9526C88C5000FC57FB /* ToastableViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D64AAE9426C88C5000FC57FB /* ToastableViewController.swift */; };
D64AAE9726C88DC400FC57FB /* ToastConfiguration.swift in Sources */ = {isa = PBXBuildFile; fileRef = D64AAE9626C88DC400FC57FB /* ToastConfiguration.swift */; };
D64B967C2BC19C28002C8990 /* NotificationsPrefsView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D64B967B2BC19C28002C8990 /* NotificationsPrefsView.swift */; };
D64B967F2BC1D447002C8990 /* PushManager.swift in Sources */ = {isa = PBXBuildFile; fileRef = D64B967E2BC1D447002C8990 /* PushManager.swift */; };
D64D0AB12128D9AE005A6F37 /* OnboardingViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D64D0AB02128D9AE005A6F37 /* OnboardingViewController.swift */; };
D64D8CA92463B494006B0BAA /* MultiThreadDictionary.swift in Sources */ = {isa = PBXBuildFile; fileRef = D64D8CA82463B494006B0BAA /* MultiThreadDictionary.swift */; };
D651C5B42915B00400236EF6 /* ProfileFieldsView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D651C5B32915B00400236EF6 /* ProfileFieldsView.swift */; };
@ -521,6 +523,8 @@
D64AAE9026C80DC600FC57FB /* ToastView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ToastView.swift; sourceTree = "<group>"; };
D64AAE9426C88C5000FC57FB /* ToastableViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ToastableViewController.swift; sourceTree = "<group>"; };
D64AAE9626C88DC400FC57FB /* ToastConfiguration.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ToastConfiguration.swift; sourceTree = "<group>"; };
D64B967B2BC19C28002C8990 /* NotificationsPrefsView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NotificationsPrefsView.swift; sourceTree = "<group>"; };
D64B967E2BC1D447002C8990 /* PushManager.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PushManager.swift; sourceTree = "<group>"; };
D64D0AB02128D9AE005A6F37 /* OnboardingViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = OnboardingViewController.swift; sourceTree = "<group>"; };
D64D8CA82463B494006B0BAA /* MultiThreadDictionary.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MultiThreadDictionary.swift; sourceTree = "<group>"; };
D651C5B32915B00400236EF6 /* ProfileFieldsView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ProfileFieldsView.swift; sourceTree = "<group>"; };
@ -1119,6 +1123,7 @@
0427033922B31269000D31B6 /* AdvancedPrefsView.swift */,
D67895BF246870DE00D4CD9E /* LocalAccountAvatarView.swift */,
D68A76ED295369C7001DA1B3 /* AcknowledgementsView.swift */,
D64B967B2BC19C28002C8990 /* NotificationsPrefsView.swift */,
D60089172981FEA4005B4D00 /* Tip Jar */,
D68A76EF2953910A001DA1B3 /* About */,
);
@ -1181,6 +1186,14 @@
path = Toast;
sourceTree = "<group>";
};
D64B967D2BC1D43A002C8990 /* Push */ = {
isa = PBXGroup;
children = (
D64B967E2BC1D447002C8990 /* PushManager.swift */,
);
path = Push;
sourceTree = "<group>";
};
D65A37F221472F300087646E /* Frameworks */ = {
isa = PBXGroup;
children = (
@ -1518,6 +1531,7 @@
D6E57FA525C26FAB00341037 /* Localizable.stringsdict */,
D61959D2241E846D00A37B8E /* Models */,
D663626021360A9600C9CBA2 /* Preferences */,
D64B967D2BC1D43A002C8990 /* Push */,
D63CC70A2910AAC6000E19DE /* Scenes */,
D641C780213DD7C4004B4513 /* Screens */,
D62D241E217AA46B005076CC /* Shortcuts */,
@ -2124,6 +2138,7 @@
D6D706A029466649000827ED /* ScrollingSegmentedControl.swift in Sources */,
D686BBE324FBF8110068E6AA /* WrappedProgressView.swift in Sources */,
D620483423D3801D008A63EF /* LinkTextView.swift in Sources */,
D64B967F2BC1D447002C8990 /* PushManager.swift in Sources */,
D61F75882932DB6000C0B37F /* StatusSwipeActions.swift in Sources */,
D68A76EA295285D0001DA1B3 /* AddHashtagPinnedTimelineView.swift in Sources */,
D6F253CF2AC9F86300806D83 /* SearchTokenSuggestionCollectionViewCell.swift in Sources */,
@ -2205,6 +2220,7 @@
D68E6F5F253C9B2D001A1B4C /* BaseEmojiLabel.swift in Sources */,
D6F0B12B24A3071C001E48C3 /* MainSplitViewController.swift in Sources */,
D6AEBB3E2321638100E5038B /* UIActivity+Types.swift in Sources */,
D64B967C2BC19C28002C8990 /* NotificationsPrefsView.swift in Sources */,
D61AC1D5232E9FA600C54D2D /* InstanceSelectorTableViewController.swift in Sources */,
D6CF5B892AC9BA6E00F15D83 /* MastodonSearchController.swift in Sources */,
D681E4D9246E346E0053414F /* AccountActivityItemSource.swift in Sources */,

15
Tusker/AppDelegate.swift
View File

@ -83,12 +83,17 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
BackgroundManager.shared.registerHandlers()
Task {
await PushManager.shared.updateIfNecessary()
}
return true
}
#if canImport(Sentry)
private func configureSentry() {
guard let dsn = Bundle.main.object(forInfoDictionaryKey: "SentryDSN") as? String,
guard let info = Bundle.main.object(forInfoDictionaryKey: "TuskerInfo") as? [String: Any],
let dsn = info["SentryDSN"] as? String,
!dsn.isEmpty else {
return
}
@ -168,6 +173,14 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
}
}
func application(_ application: UIApplication, didRegisterForRemoteNotificationsWithDeviceToken deviceToken: Data) {
PushManager.shared.didRegisterForRemoteNotifications(deviceToken: deviceToken)
}
func application(_ application: UIApplication, didFailToRegisterForRemoteNotificationsWithError error: any Error) {
PushManager.shared.didFailToRegisterForRemoteNotifications(error: error)
}
#if !os(visionOS)
private func swizzleStatusBar() {
let selector = Selector(("handleTapAction:"))

21
Tusker/Info.plist
View File

@ -49,20 +49,14 @@
<key>NSAppTransportSecurity</key>
<dict>
<key>NSExceptionDomains</key>
<dict>
<key>localhost</key>
<dict>
<key>NSExceptionAllowsInsecureHTTPLoads</key>
<true/>
</dict>
</dict>
<dict/>
</dict>
<key>NSCameraUsageDescription</key>
<string>Post photos and videos from the camera.</string>
<key>NSMicrophoneUsageDescription</key>
<string>Post videos from the camera.</string>
<key>NSPhotoLibraryAddUsageDescription</key>
<string>Save photos directly from other people&apos;s posts.</string>
<string>Save photos directly from other people's posts.</string>
<key>NSPhotoLibraryUsageDescription</key>
<string>Post photos from the photo library.</string>
<key>NSUserActivityTypes</key>
@ -106,8 +100,15 @@
</dict>
</dict>
</dict>
<key>SentryDSN</key>
<string>$(SENTRY_DSN)</string>
<key>TuskerInfo</key>
<dict>
<key>PushProxyHost</key>
<string>$(TUSKER_PUSH_PROXY_HOST)</string>
<key>PushProxyScheme</key>
<string>$(TUSKER_PUSH_PROXY_SCHEME)</string>
<key>SentryDSN</key>
<string>$(SENTRY_DSN)</string>
</dict>
<key>UIApplicationSceneManifest</key>
<dict>
<key>UIApplicationSupportsMultipleScenes</key>

324
Tusker/Push/PushManager.swift Normal file
View File

@ -0,0 +1,324 @@
//
// PushManager.swift
// Tusker
//
// Created by Shadowfacts on 4/6/24.
// Copyright © 2024 Shadowfacts. All rights reserved.
//
import Foundation
import OSLog
#if canImport(Sentry)
import Sentry
#endif
private let logger = Logger(subsystem: Bundle.main.bundleIdentifier!, category: "PushManager")
@MainActor
struct PushManager {
static let shared = createPushManager()
private init() {}
private static func createPushManager() -> any _PushManager {
guard let info = Bundle.main.object(forInfoDictionaryKey: "TuskerInfo") as? [String: Any],
let scheme = info["PushProxyScheme"] as? String,
let host = info["PushProxyHost"] as? String,
!scheme.isEmpty,
!host.isEmpty else {
logger.debug("Missing proxy info, push disabled")
return DisabledPushManager()
}
var endpoint = URLComponents()
endpoint.scheme = scheme
endpoint.host = host
let url = endpoint.url!
logger.debug("Push notifications enabled with proxy \(url.absoluteString, privacy: .public)")
return PushManagerImpl(endpoint: url)
}
}
@MainActor
protocol _PushManager {
var enabled: Bool { get }
var pushProxyRegistration: PushProxyRegistration? { get }
func register(transactionID: UInt64) async throws -> PushProxyRegistration
func unregister() async throws
func updateIfNecessary() async
func didRegisterForRemoteNotifications(deviceToken: Data)
func didFailToRegisterForRemoteNotifications(error: any Error)
}
private class DisabledPushManager: _PushManager {
var enabled: Bool {
false
}
var pushProxyRegistration: PushProxyRegistration? {
nil
}
func register(transactionID: UInt64) async throws -> PushProxyRegistration {
throw Disabled()
}
func unregister() async throws {
throw Disabled()
}
func updateIfNecessary() async {
}
func didRegisterForRemoteNotifications(deviceToken: Data) {
}
func didFailToRegisterForRemoteNotifications(error: any Error) {
}
struct Disabled: LocalizedError {
var errorDescription: String? {
"Push notifications disabled"
}
}
}
private class PushManagerImpl: _PushManager {
private let endpoint: URL
var enabled: Bool {
true
}
private var apnsEnvironment: String {
#if DEBUG
"development"
#else
"release"
#endif
}
private var remoteNotificationsRegistrationContinuation: CheckedContinuation<Data, any Error>?
private let defaults = UserDefaults(suiteName: "group.space.vaccor.Tusker")!
private(set) var pushProxyRegistration: PushProxyRegistration? {
get {
if let dict = defaults.dictionary(forKey: "PushProxyRegistration") as? [String: String],
let registration = PushProxyRegistration(defaultsDict: dict) {
return registration
} else {
return nil
}
}
set {
defaults.setValue(newValue?.defaultsDict, forKey: "PushProxyRegistration")
}
}
init(endpoint: URL) {
self.endpoint = endpoint
}
func register(transactionID: UInt64) async throws -> PushProxyRegistration {
guard remoteNotificationsRegistrationContinuation == nil else {
throw PushRegistrationError.alreadyRegistering
}
let deviceToken = try await getDeviceToken()
logger.debug("Got device token: \(deviceToken.hexEncodedString())")
let registration: PushProxyRegistration
do {
registration = try await register(deviceToken: deviceToken)
logger.debug("Got endpoint: \(registration.endpoint)")
} catch {
logger.error("Proxy registration failed: \(String(describing: error))")
throw PushRegistrationError.registeringWithProxy(error)
}
pushProxyRegistration = registration
return registration
}
func unregister() async throws {
guard let pushProxyRegistration else {
return
}
var url = URLComponents(url: endpoint, resolvingAgainstBaseURL: false)!
url.path = "/app/v1/registrations/\(pushProxyRegistration.id)"
var request = URLRequest(url: url.url!)
request.httpMethod = "DELETE"
let (_, resp) = try await URLSession.shared.data(for: request)
let status = (resp as! HTTPURLResponse).statusCode
if !(200...299).contains(status) {
logger.error("Unregistering: unexpected status \(status)")
}
}
func updateIfNecessary() async {
guard let pushProxyRegistration else {
return
}
logger.debug("Push proxy registration: \(pushProxyRegistration.id, privacy: .public)")
do {
let token = try await getDeviceToken()
let newRegistration = try await update(registration: pushProxyRegistration, deviceToken: token)
if pushProxyRegistration.endpoint != newRegistration.endpoint {
// TODO: update subscriptions if the endpoint's changed
}
} catch {
logger.error("Failed to update push registration: \(String(describing: error), privacy: .public)")
#if canImport(Sentry)
SentrySDK.capture(error: error)
#endif
}
}
private func getDeviceToken() async throws -> Data {
defer {
remoteNotificationsRegistrationContinuation = nil
}
return try await withCheckedThrowingContinuation { continuation in
remoteNotificationsRegistrationContinuation = continuation
UIApplication.shared.registerForRemoteNotifications()
}
}
func didRegisterForRemoteNotifications(deviceToken: Data) {
remoteNotificationsRegistrationContinuation?.resume(returning: deviceToken)
}
func didFailToRegisterForRemoteNotifications(error: any Error) {
remoteNotificationsRegistrationContinuation?.resume(throwing: PushRegistrationError.registeringForRemoteNotifications(error))
}
private func register(deviceToken: Data) async throws -> PushProxyRegistration {
var url = URLComponents(url: endpoint, resolvingAgainstBaseURL: false)!
url.path = "/app/v1/registrations"
var request = URLRequest(url: url.url!)
request.httpMethod = "POST"
request.setValue("application/json", forHTTPHeaderField: "content-type")
request.httpBody = try! JSONEncoder().encode(PushRegistrationParams(transactionID: "TODO", environment: apnsEnvironment, deviceToken: deviceToken.hexEncodedString(), pushVersion: 1))
let (data, resp) = try await URLSession.shared.data(for: request)
let status = (resp as! HTTPURLResponse).statusCode
guard (200...299).contains(status) else {
logger.error("Registering: unexpected status \(status)")
let error = (try? JSONDecoder().decode(ProxyRegistrationError.self, from: data)) ?? ProxyRegistrationError(error: "Unknown error", fields: [])
throw error
}
return try JSONDecoder().decode(PushProxyRegistration.self, from: data)
}
private func update(registration: PushProxyRegistration, deviceToken: Data) async throws -> PushProxyRegistration {
var url = URLComponents(url: endpoint, resolvingAgainstBaseURL: false)!
url.path = "/app/v1/registrations/\(registration.id)"
var request = URLRequest(url: url.url!)
request.httpMethod = "PUT"
request.setValue("application/json", forHTTPHeaderField: "content-type")
request.httpBody = try! JSONEncoder().encode(PushUpdateParams(environment: apnsEnvironment, deviceToken: deviceToken.hexEncodedString(), pushVersion: 1))
let (data, resp) = try await URLSession.shared.data(for: request)
let status = (resp as! HTTPURLResponse).statusCode
guard (200...299).contains(status) else {
logger.error("Updating: unexpected status \(status)")
let error = (try? JSONDecoder().decode(ProxyRegistrationError.self, from: data)) ?? ProxyRegistrationError(error: "Unknown error", fields: [])
throw error
}
return try JSONDecoder().decode(PushProxyRegistration.self, from: data)
}
}
enum PushRegistrationError: LocalizedError {
case alreadyRegistering
case registeringForRemoteNotifications(any Error)
case registeringWithProxy(any Error)
var errorDescription: String? {
switch self {
case .alreadyRegistering:
"Already registering"
case .registeringForRemoteNotifications(let error):
"Remote notifications: \(error.localizedDescription)"
case .registeringWithProxy(let error):
"Proxy: \(error.localizedDescription)"
}
}
}
struct ProxyRegistrationError: LocalizedError, Decodable {
let error: String
let fields: [Field]?
var errorDescription: String? {
if let fields,
!fields.isEmpty {
error + ": " + fields.map { "\($0.key): \($0.reason)" }.joined(separator: ", ")
} else {
error
}
}
struct Field: Decodable {
let key: String
let reason: String
}
}
private struct PushRegistrationParams: Encodable {
let transactionID: String
let environment: String
let deviceToken: String
let pushVersion: Int
enum CodingKeys: String, CodingKey {
case transactionID = "transaction_id"
case environment
case deviceToken = "device_token"
case pushVersion = "push_version"
}
}
private struct PushUpdateParams: Encodable {
let environment: String
let deviceToken: String
let pushVersion: Int
enum CodingKeys: String, CodingKey {
case environment
case deviceToken = "device_token"
case pushVersion = "push_version"
}
}
struct PushProxyRegistration: Decodable {
let id: String
let endpoint: URL
fileprivate var defaultsDict: [String: String] {
[
"id": id,
"endpoint": endpoint.absoluteString
]
}
fileprivate init?(defaultsDict: [String: String]) {
guard let id = defaultsDict["id"],
let endpoint = defaultsDict["endpoint"],
let endpointURL = URL(string: endpoint) else {
return nil
}
self.id = id
self.endpoint = endpointURL
}
}
private extension Data {
func hexEncodedString() -> String {
String(unsafeUninitializedCapacity: count * 2) { buffer in
let chars = Array("0123456789ABCDEF".utf8)
for (i, x) in enumerated() {
let (upper, lower) = x.quotientAndRemainder(dividingBy: 16)
buffer[i * 2] = chars[Int(upper)]
buffer[i * 2 + 1] = chars[Int(lower)]
}
return count * 2
}
}
}

129
Tusker/Screens/Preferences/NotificationsPrefsView.swift Normal file
View File

@ -0,0 +1,129 @@
//
// NotificationsPrefsView.swift
// Tusker
//
// Created by Shadowfacts on 4/6/24.
// Copyright © 2024 Shadowfacts. All rights reserved.
//
import SwiftUI
import UserNotifications
struct NotificationsPrefsView: View {
@State private var error: NotificationsSetupError?
@State private var isSetup = false
@State private var working = false
@State private var pushProxyRegistration: PushProxyRegistration?
var body: some View {
List {
enableSection
}
.listStyle(.insetGrouped)
.appGroupedListBackground(container: PreferencesNavigationController.self)
.navigationTitle("Notifications")
}
private var enableSection: some View {
Section {
HStack {
Text("Push Notifications")
Spacer()
if working {
ProgressView()
} else {
Toggle("Push Notifications Enabled", isOn: Binding(get: {
isSetup
}, set: { newValue in
isSetup = newValue
isSetupChanged(newValue: newValue)
}))
.labelsHidden()
}
}
}
.alertWithData("An Error Occurred", data: $error) { error in
Button("OK") {}
} message: { error in
Text(error.localizedDescription)
}
.task { @MainActor in
pushProxyRegistration = PushManager.shared.pushProxyRegistration
isSetup = pushProxyRegistration != nil
if !UIApplication.shared.isRegisteredForRemoteNotifications {
_ = await registerForRemoteNotifications()
}
}
}
private func isSetupChanged(newValue: Bool) {
working = true
Task {
defer {
working = false
}
let success = if newValue {
await startRegistration()
} else {
await unregister()
}
if !success {
isSetup = !newValue
}
}
}
private func startRegistration() async -> Bool {
let authorized: Bool
do {
authorized = try await UNUserNotificationCenter.current().requestAuthorization(options: [.alert])
} catch {
self.error = .requestingAuthorization(error)
return false
}
guard authorized else {
return false
}
return await registerForRemoteNotifications()
}
private func registerForRemoteNotifications() async -> Bool {
do {
pushProxyRegistration = try await PushManager.shared.register(transactionID: 0)
return true
} catch {
self.error = .registering(error)
return false
}
}
private func unregister() async -> Bool {
do {
try await PushManager.shared.unregister()
pushProxyRegistration = nil
return true
} catch {
self.error = .unregistering(error)
return false
}
}
}
private enum NotificationsSetupError: LocalizedError {
case requestingAuthorization(any Error)
case registering(any Error)
case unregistering(any Error)
var errorDescription: String? {
switch self {
case .requestingAuthorization(let error):
"Notifications authorization request failed: \(error.localizedDescription)"
case .registering(let error):
"Registration failed: \(error.localizedDescription)"
case .unregistering(let error):
"Deactivation failed: \(error.localizedDescription)"
}
}
}

10
Tusker/Screens/Preferences/PreferencesView.swift
View File

@ -22,6 +22,7 @@ struct PreferencesView: View {
var body: some View {
List {
accountsSection
notificationsSection
preferencesSection
aboutSection
}
@ -95,6 +96,15 @@ struct PreferencesView: View {
.appGroupedListRowBackground()
}
private var notificationsSection: some View {
Section {
NavigationLink(destination: NotificationsPrefsView()) {
Text("Notifications")
}
}
.appGroupedListRowBackground()
}
private var preferencesSection: some View {
Section {
NavigationLink(destination: AppearancePrefsView()) {

2
Tusker/Tusker.entitlements
View File

@ -18,6 +18,8 @@
</array>
<key>com.apple.developer.ubiquity-kvstore-identifier</key>
<string>$(TeamIdentifierPrefix)$(CFBundleIdentifier)</string>
<key>com.apple.developer.usernotifications.communication</key>
<true/>
<key>com.apple.security.app-sandbox</key>
<true/>
<key>com.apple.security.application-groups</key>