firebase-cloud-

messaging

#firebase-

cloud-

messaging

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1: firebase-cloud-messaging 2

2

Examples 3

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2: Firebase 4

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Examples 4

cURL 4

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3: 8

Examples 8

Android 8

iOS 8

8

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1: firebase-cloud-messaging " ". : . FCM . 3 :

Firebase 1. Firebase FCM 2. FCM .3.

FCM . notification , data , notification and data . JSON .

{ "to" : "APA91bHun4MxP5egoKMwt2KZFBaFUH-1RYqx...", "notification" : { "body" : "great match!", "title" : "Portugal vs. Denmark", "icon" : "myicon" }, "data" : { "Nick" : "Mario", "Room" : "PortugalVSDenmark" } }

notification data . FCM .

notification notification data data1. 3 .2.

notification .

, notification . Android ( NotificationCompat) .

. .

notification , . . onMessageReceived .1. data .2. notification data data . getIntent().getStringExtra("yourKey"); . ( ) onMessageReceived data .

3.

onMessageReceived . .

notification remoteMessage.getNotification() remoteMessage.getNotification() . remoteMessage.getNotification()

1.

data remoteMessage.getData().get("yourKey") .2.

null . . notification data null . data type .

Firebase data .

notification . String .

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Firebase "" . .

Examples

Firebase Cloud Messaging Firebase . , Android IOS . .

FCM .

. Android Studio Tools / Firebase Firebase . " " 1 2 .

Firebase , 1 . Firebase . Firebase google-service.json . "app" .1. Google Firebase gradle .2.

FCM . "" FCM ( ).

FCM 2 . . :

FirebaseMessagingService onMessageReceived .1. FirebaseInstanceIdService onTokenRefresh .2. . application </ intent-filter> </ intent-filter>3.

onMessageReceived notification data . onTokenRefresh FCM FCM . FCM ID .

.

firebase-cloud-messaging : https://riptutorial.com/ko/firebase-cloud-messaging/topic/8197/firebase-cloud-messaging-

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2: Firebase FCM ( Firebase Cloud Messaging ) . FCM . . 4KB . : https://firebase.google.com/docs/cloud-messaging/

Examples

cURL

cURL FCM REST API .

curl --header "Authorization: key=<API_KEY>" \ --header Content-Type:"application/json" \ https://fcm.googleapis.com/fcm/send \ -d "{\"registration_ids\":[\"ABC\"]}"

.

API_KEY Firebase .

:

"{\"registration_ids\":[\"ABC\"]}"

, . FCM HTTP .

.

POST .1. .

Content-Type = application / json•= < FCM > ( Firebase )•

2.

Body ( raw . (2) ).3. https://fcm.googleapis.com/fcm/send .4.

:

(1)

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: . .

(2)

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()

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message_id .

Firebase : https://riptutorial.com/ko/firebase-cloud-messaging/topic/8242/firebase--

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3:

Examples

Android

@Override public void onMessageReceived(RemoteMessage remoteMessage) { // ... // TODO(developer): Handle FCM messages here. Log.d(TAG, "From: " + remoteMessage.getFrom()); // Check if message contains a data payload. if (remoteMessage.getData().size() > 0) { Log.d(TAG, "Message data payload: " + remoteMessage.getData()); } // Check if message contains a notification payload. if (remoteMessage.getNotification() != null) { Log.d(TAG, "Message Notification Body: " + remoteMessage.getNotification().getBody()); } // Also if you intend on generating your own notifications as a result of a received FCM // message, here is where that should be initiated. See sendNotification method below. }

iOS

- (void)application:(UIApplication *)application didReceiveRemoteNotification:(NSDictionary *)userInfo fetchCompletionHandler:(void (^)(UIBackgroundFetchResult))completionHandler { // 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. NSLog(@"Message ID: %@", userInfo[@"gcm.message_id"]); // Print full message. NSLog(@"%@", userInfo); }

Firebase ( ) () .

onMessageReceived . . [ 1 ]

title body onMessageReceived . Manifest.xml activity .

<intent-filter> <action android:name="android.intent.action.MAIN"/> <category android:name="android.intent.category.LAUNCHER"/>

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</intent-filter>

intent data .

if (getIntent() != null && getIntent().getExtras() != null) { String customString = (String) getIntent().getExtras().get("myStringData"); Integer customInteger = (Integer) getIntent().getExtras().get("myIntData"); }

Manifest.xml [ 2 ] .

<meta-data android:name="com.google.firebase.messaging.default_notification_icon" android:resource="@drawable/your_drawable_icon" /> <meta-data android:name="com.google.firebase.messaging.default_notification_color" android:resource="@color/your_color" />

1 : FCM

2 : FCM github

: https://riptutorial.com/ko/firebase-cloud-messaging/topic/8888/--

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S. No

Contributors

1firebase-cloud-messaging

Community, cutiko

2 Firebase AL., Rowayda Khayri

3 Eric Gilmore, menilv, ThunderStruct

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