【问题标题】:FCM Push notifications do not work on iOS 11FCM 推送通知在 iOS 11 上不起作用
【发布时间】:2018-03-05 15:11:20
【问题描述】:

我使用 Firebase 作为后端。我还使用 FCM 作为 Firebase 提供的功能之一。 FCM 在 iOS 10 中运行良好,但在切换到 iOS 11 后,推送通知停止发送到用户设备,我自己也没有收到任何从云功能或 Firebase 控制台中的通知部分发送的推送通知。如何解决这个问题?

更新:我从 Firebase 通知发送了几条推送通知,但没有收到。

// MARK: - Push notification

extension AppDelegate: UNUserNotificationCenterDelegate {

    func registerPushNotification(_ application: UIApplication) {
        // For iOS 10 display notification (sent via APNS)
        UNUserNotificationCenter.current().delegate = self

        let authOptions: UNAuthorizationOptions = [.alert, .badge, .sound]
        UNUserNotificationCenter.current().requestAuthorization(
            options: authOptions,
            completionHandler: {_, _ in })

        // For iOS 10 data message (sent via FCM)
        Messaging.messaging().delegate = self
    }

    func application(_ application: UIApplication, didRegisterForRemoteNotificationsWithDeviceToken deviceToken: Data) {
        //When the notifications of this code worked well, there was not yet.
        Messaging.messaging().apnsToken = deviceToken
    }

    // [START receive_message]
    func application(_ application: UIApplication, didReceiveRemoteNotification userInfo: [AnyHashable: Any]) {
        // If you are receiving a notification message while your app is in the background,
        // this callback will not be fired till the user taps on the notification launching the application.
        // TODO: Handle data of notification
        // Print message ID.
        if let messageID = userInfo[gcmMessageIDKey] {
            debugPrint("Message ID: \(messageID)")
        }

        // Print full message.
        debugPrint(userInfo)
    }

    func application(_ application: UIApplication, didReceiveRemoteNotification userInfo: [AnyHashable: Any],
                     fetchCompletionHandler completionHandler: @escaping (UIBackgroundFetchResult) -> Void) {
        // If you are receiving a notification message while your app is in the background,
        // this callback will not be fired till the user taps on the notification launching the application.
        // TODO: Handle data of notification
        // Print message ID.
        if let messageID = userInfo[gcmMessageIDKey] {
            print("Message ID: \(messageID)")
        }

        // Print full message.
        debugPrint(userInfo)

        completionHandler(.newData)
    }

    // showing push notification

    func userNotificationCenter(_ center: UNUserNotificationCenter, didReceive response: UNNotificationResponse, withCompletionHandler completionHandler: @escaping () -> Void) {
        if let userInfo = response.notification.request.content.userInfo as? [String : Any] {
            let routerManager = RouterManager()
            routerManager.launchRouting(userInfo)
        }
        completionHandler()
    }

    func userNotificationCenter(_ center: UNUserNotificationCenter, willPresent notification: UNNotification, withCompletionHandler completionHandler: @escaping (UNNotificationPresentationOptions) -> Void) {
        if let userInfo = notification.request.content.userInfo as? [String : Any] {
            if let categoryID = userInfo["categoryID"] as? String {
                if categoryID == RouterManager.Categories.newMessage.id {
                    if let currentConversation = ChatGeneralManager.shared.currentChatPersonalConversation, let dataID = userInfo["dataID"] as? String  {
                        // dataID is conversationd id for newMessage
                        if currentConversation.id == dataID {
                            completionHandler([])
                            return
                        }
                    }
                }
            }
            if let badge = notification.request.content.badge {
                AppBadgesManager.shared.pushNotificationHandler(userInfo, pushNotificationBadgeNumber: badge.intValue)
            }
        }
        completionHandler([.alert,.sound, .badge])
    }

}

// [START ios_10_data_message_handling]
extension AppDelegate : MessagingDelegate {

    func messaging(_ messaging: Messaging, didRefreshRegistrationToken fcmToken: String) {
        let pushNotificationManager = PushNotificationManager()
        pushNotificationManager.saveNotificationTokenInDatabase(token: fcmToken, success: nil, fail: nil)
    }


    // Receive data message on iOS 10 devices while app is in the foreground.
    func application(received remoteMessage: MessagingRemoteMessage) {
        debugPrint(remoteMessage.appData)
    }

}

【问题讨论】:

  • 上面的代码可以更新吗?
  • @NCT127 你的意思是更新到 Swift 5 吗?我还没有访问此代码的权限

标签: ios firebase push-notification firebase-cloud-messaging ios11


【解决方案1】:

FirebaseInstanceID 2.0.3 的推送通知似乎不起作用。它帮助我设置:pod 'FirebaseInstanceID', "2.0.0"。 也许下个版本会解决这个问题。

【讨论】:

  • 我解决了这个问题 pod 'FirebaseMessaging', '2.0.0'
  • 是的,FirebaseInstanceID 2.0.1–2.0.3 中存在一个错误,该错误在 Firebase 的下一版本中得到修复。两种解决方法是 (a) 在应用启动时始终调用 application.registerForRemoteNotifications(),或 (b) 暂时锁定到 FirebaseInstanceID 2.0.0。
  • 仅供参考,我们今天发布了FirebaseInstanceID 2.0.4,应该可以解决您遇到的问题。如果您在使用 2.0.1–2.0.3 时遇到问题,请更新至此。谢谢!
  • 锁定 FirebaseInstanceID pod 对我有用,总是在应用启动时调用 application.registerForRemoteNotifications() 对我根本不起作用。
  • Using FirebaseInstanceID (2.0.6) 并成功接收到通知响应,但 ios 11.1.1 上仍然没有显示通知...application.registerForRemoteNotifications() 也存在。有没有真正的解决方案?
【解决方案2】:

请更新您的 FCM pod

pod ‘Firebase/Messaging’

到最新版本,即 2.0.6

Installing FirebaseInstanceID (2.0.6)
Installing FirebaseMessaging (2.0.6)

它应该适用于 iOS 11+ 设备。

【讨论】:

    【解决方案3】:

    这项工作对我来说。 IOS 11,斯威夫特 4。 取自:https://medium.com/ios-os-x-development/ios-remote-notification-with-firebase-tutorial-118acd3ebce1

    豆荚 吊舱“火力基地/核心” pod 'Firebase/分析' pod 'Firebase/Auth' pod 'Firebase/崩溃' pod 'Firebase/数据库' pod 'Firebase/DynamicLinks' pod 'Firebase/邀请' pod 'Firebase/消息传递' pod 'Firebase/性能' pod 'Firebase/RemoteConfig' pod 'Firebase/存储' pod 'FirebaseInstanceID'

    //
    //  AppDelegate.swift
    //  MiprimerFirbaseIOS
    //
    //  Created by JUAN on 7/01/18.
    //  Copyright © 2018 net.juanfrancisco.blog. All Free.
    //
    
    import UIKit
    import CoreData
    import UserNotifications
    
    import Firebase
    
    
    
    @available(iOS 10, *)
    extension AppDelegate : UNUserNotificationCenterDelegate {
        // iOS10+, called when presenting notification in foreground
        func userNotificationCenter(_ center: UNUserNotificationCenter, willPresent notification: UNNotification, withCompletionHandler completionHandler: @escaping (UNNotificationPresentationOptions) -> Void) {
            let userInfo = notification.request.content.userInfo
            NSLog("[UserNotificationCenter] applicationState: \(applicationStateString) willPresentNotification: \(userInfo)")
            //TODO: Handle foreground notification
            completionHandler([.alert])
        }
    
        // iOS10+, called when received response (default open, dismiss or custom action) for a notification
        func userNotificationCenter(_ center: UNUserNotificationCenter, didReceive response: UNNotificationResponse, withCompletionHandler completionHandler: @escaping () -> Void) {
            let userInfo = response.notification.request.content.userInfo
            NSLog("[UserNotificationCenter] applicationState: \(applicationStateString) didReceiveResponse: \(userInfo)")
            //TODO: Handle background notification
            completionHandler()
        }
    }
    
    extension AppDelegate : MessagingDelegate {
        func messaging(_ messaging: Messaging, didRefreshRegistrationToken fcmToken: String) {
            NSLog("[RemoteNotification] didRefreshRegistrationToken: \(fcmToken)")
        }
    
        // iOS9, called when presenting notification in foreground
        func application(_ application: UIApplication, didReceiveRemoteNotification userInfo: [AnyHashable : Any]) {
            NSLog("[RemoteNotification] applicationState: \(applicationStateString) didReceiveRemoteNotification for iOS9: \(userInfo)")
            if UIApplication.shared.applicationState == .active {
                //TODO: Handle foreground notification
            } else {
                //TODO: Handle background notification
            }
        }
    }
    
    
    @UIApplicationMain
    class AppDelegate: UIResponder, UIApplicationDelegate {
    
        var window: UIWindow?
    
         static var shared: AppDelegate { return UIApplication.shared.delegate as! AppDelegate }
    
        var applicationStateString: String {
            if UIApplication.shared.applicationState == .active {
                return "active"
            } else if UIApplication.shared.applicationState == .background {
                return "background"
            }else {
                return "inactive"
            }
        }
    
        func requestNotificationAuthorization(application: UIApplication) {
            if #available(iOS 10.0, *) {
                UNUserNotificationCenter.current().delegate = self
                let authOptions: UNAuthorizationOptions = [.alert, .badge, .sound]
                UNUserNotificationCenter.current().requestAuthorization(options: authOptions, completionHandler: {_, _ in })
            } else {
                let settings: UIUserNotificationSettings = UIUserNotificationSettings(types: [.alert, .badge, .sound], categories: nil)
                application.registerUserNotificationSettings(settings)
            }
        }
        func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey: Any]?) -> Bool {
            FirebaseApp.configure()
            application.registerForRemoteNotifications()
            requestNotificationAuthorization(application: application)
            if let userInfo = launchOptions?[UIApplicationLaunchOptionsKey.remoteNotification] {
                NSLog("[RemoteNotification] applicationState: \(applicationStateString) didFinishLaunchingWithOptions for iOS9: \(userInfo)")
                //TODO: Handle background notification
            }
    
    
            
            // Override point for customization after application launch.
            return true
        }
    
        func applicationWillResignActive(_ application: UIApplication) {
            // Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.
            // Use this method to pause ongoing tasks, disable timers, and invalidate graphics rendering callbacks. Games should use this method to pause the game.
        }
    
        func applicationDidEnterBackground(_ application: UIApplication) {
            // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.
            // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
        }
    
        func applicationWillEnterForeground(_ application: UIApplication) {
            // Called as part of the transition from the background to the active state; here you can undo many of the changes made on entering the background.
        }
    
        func applicationDidBecomeActive(_ application: UIApplication) {
            // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.
        }
    
        func applicationWillTerminate(_ application: UIApplication) {
            // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
            // Saves changes in the application's managed object context before the application terminates.
            self.saveContext()
        }
    
        // MARK: - Core Data stack
    
        lazy var persistentContainer: NSPersistentContainer = {
            /*
             The persistent container for the application. This implementation
             creates and returns a container, having loaded the store for the
             application to it. This property is optional since there are legitimate
             error conditions that could cause the creation of the store to fail.
            */
            let container = NSPersistentContainer(name: "MiprimerFirbaseIOS")
            container.loadPersistentStores(completionHandler: { (storeDescription, error) in
                if let error = error as NSError? {
                    // Replace this implementation with code to handle the error appropriately.
                    // fatalError() causes the application to generate a crash log and terminate. You should not use this function in a shipping application, although it may be useful during development.
                     
                    /*
                     Typical reasons for an error here include:
                     * The parent directory does not exist, cannot be created, or disallows writing.
                     * The persistent store is not accessible, due to permissions or data protection when the device is locked.
                     * The device is out of space.
                     * The store could not be migrated to the current model version.
                     Check the error message to determine what the actual problem was.
                     */
                    fatalError("Unresolved error \(error), \(error.userInfo)")
                }
            })
            return container
        }()
    
        // MARK: - Core Data Saving support
    
        func saveContext () {
            let context = persistentContainer.viewContext
            if context.hasChanges {
                do {
                    try context.save()
                } catch {
                    // Replace this implementation with code to handle the error appropriately.
                    // fatalError() causes the application to generate a crash log and terminate. You should not use this function in a shipping application, although it may be useful during development.
                    let nserror = error as NSError
                    fatalError("Unresolved error \(nserror), \(nserror.userInfo)")
                }
            }
        }
    
    }

    【讨论】:

    • 这对我来说非常有效!谢谢你,我在 iOS 方面苦苦挣扎:)
    • 我在哪里保存令牌以在后端使用?
    【解决方案4】:

    我阅读了此topic 并将此代码application.registerForRemoteNotifications() 添加到AppDelegate 方法didFinishLaunchingWithOptions 中并且它有效,但不幸的是,当前用户在更新到新版本之前不会收到通知。请看https://github.com/firebase/quickstart-ios/issues/327#issuecomment-331782299

    【讨论】:

      【解决方案5】:

      似乎是 Firebase SDK 的一个问题,其中推送通知在应用重新启动或被终止后停止工作。建议解决此问题:

      let deleteCount = UserDefaults.standard.integer(forKey: "oneTimeWorkaroundKey")
              if deleteCount == 0 {
                  InstanceID.instanceID().deleteID { error in
                      if let cError = error {
                          log("APNS: Error on delete: \(cError)")
                      } else {
                          UserDefaults.standard.set(deleteCount + 1, forKey: "oneTimeWorkaroundKey")
                      }
                  }
              } 
      

      这里有一个链接可以查看有关此问题的讨论,一个案例仍在尝试解决此问题https://github.com/firebase/firebase-ios-sdk/issues/2438

      【讨论】:

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