Merge pull request #64 from auth0/prepare-user-notifications-fwk

Deprecate iOS 9 or older notification code

Author: hzalaz

Guardian.xcodeproj/project.pbxproj

@@ -876,7 +876,7 @@
 					"$(PROJECT_DIR)/Carthage/Build/iOS",
 				);
 				INFOPLIST_FILE = GuardianApp/Info.plist;
-				IPHONEOS_DEPLOYMENT_TARGET = 9.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 10.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = com.auth0.guardian.sample;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -885,6 +885,7 @@
 				SWIFT_INSTALL_OBJC_HEADER = NO;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 				SWIFT_VERSION = 4.0;
+				TARGETED_DEVICE_FAMILY = 1;
 			};
 			name = Debug;
 		};
@@ -902,14 +903,15 @@
 					"$(PROJECT_DIR)/Carthage/Build/iOS",
 				);
 				INFOPLIST_FILE = GuardianApp/Info.plist;
-				IPHONEOS_DEPLOYMENT_TARGET = 9.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 10.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = com.auth0.guardian.sample;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE = "32df3887-3767-4b67-84a6-144aaf2ef2f2";
 				PROVISIONING_PROFILE_SPECIFIER = "match Development com.auth0.guardian.sample";
 				SWIFT_INSTALL_OBJC_HEADER = NO;
 				SWIFT_VERSION = 4.0;
+				TARGETED_DEVICE_FAMILY = 1;
 			};
 			name = Release;
 		};

Guardian/Guardian.swift

@@ -22,6 +22,7 @@
 
 import Foundation
 
+/// Default URLSession used to send requests to Guardian API.
 public let defaultURLSession: URLSession =  {
     let config = URLSessionConfiguration.default
     config.requestCachePolicy = .reloadIgnoringLocalCacheData
@@ -380,7 +381,9 @@ public func notification(from userInfo: [AnyHashable: Any]) -> Notification? {
 
  - parameter withAcceptTitle: the title for the "Accept" notification action
  - parameter rejectTitle:     the title for the "Reject" notification action
+ - important: Deprecated for iOS 10 or later, please use UserNotification framework
  */
+@available(iOS, deprecated: 10.0, message: "Use UserNotification framework")
 public func categoryForNotification(withAcceptTitle acceptTitle: String, rejectTitle: String) -> UIUserNotificationCategory {
     let acceptAction = UIMutableUserNotificationAction()
     acceptAction.identifier = acceptActionIdentifier

Guardian/Notification.swift

@@ -23,8 +23,8 @@
 import Foundation
 
 public let AuthenticationCategory = "com.auth0.notification.authentication"
-let acceptActionIdentifier: String = "\(AuthenticationCategory).accept"
-let rejectActionIdentifier: String = "\(AuthenticationCategory).reject"
+public let acceptActionIdentifier: String = "\(AuthenticationCategory).accept"
+public let rejectActionIdentifier: String = "\(AuthenticationCategory).reject"
 
 /**
  A Guardian Notification contains data about an authentication request.

GuardianApp/AppDelegate.swift

@@ -22,6 +22,7 @@
 
 import UIKit
 import Guardian
+import UserNotifications
 
 @UIApplicationMain
 class AppDelegate: UIResponder, UIApplicationDelegate {
@@ -36,12 +37,39 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
         // Override point for customization after application launch.
 
         // Set up push notifications
-        let category = Guardian.categoryForNotification(withAcceptTitle: NSLocalizedString("Allow", comment: "Accept Guardian authentication request"),
-                                                        rejectTitle: NSLocalizedString("Deny", comment: "Reject Guardian authentication request"))
-        let notificationTypes: UIUserNotificationType = [.badge, .sound]
-        let pushNotificationSettings = UIUserNotificationSettings(types: notificationTypes, categories: [category])
-        application.registerUserNotificationSettings(pushNotificationSettings)
-        application.registerForRemoteNotifications()
+        let acceptAction = UNNotificationAction(
+            identifier: Guardian.acceptActionIdentifier,
+            title: NSLocalizedString("Allow", comment: "Accept Guardian authentication request"),
+            options: [.authenticationRequired]
+        )
+        let rejectAction = UNNotificationAction(
+            identifier: Guardian.rejectActionIdentifier,
+            title: NSLocalizedString("Deny", comment: "Reject Guardian authentication request"),
+            options: [.destructive, .authenticationRequired]
+        )
+
+        let category = UNNotificationCategory(
+            identifier: Guardian.AuthenticationCategory,
+            actions: [acceptAction, rejectAction],
+            intentIdentifiers: [],
+            options: [])
+
+        UNUserNotificationCenter.current().requestAuthorization(options: [.badge, .sound]) { granted, error in
+            guard granted else {
+                return print("Permission not granted")
+            }
+            if let error = error {
+                return print("failed with error \(error)")
+            }
+
+            UNUserNotificationCenter.current().setNotificationCategories([category])
+            UNUserNotificationCenter.current().getNotificationSettings() { settings in
+                guard settings.authorizationStatus == .authorized else {
+                    return print("not authorized to use notifications")
+                }
+                DispatchQueue.main.async { application.registerForRemoteNotifications() }
+            }
+        }
 
         return true
     }