Return the claims of the current user

src/android/FirebaseAuthenticationPlugin.java

@@ -29,6 +29,8 @@
 
 import static java.util.concurrent.TimeUnit.MILLISECONDS;
 
+import java.util.Map;
+
 
 public class FirebaseAuthenticationPlugin extends ReflectiveCordovaPlugin implements AuthStateListener {
     private static final String TAG = "FirebaseAuthentication";
@@ -286,4 +288,24 @@ private static UserProfileChangeRequest createProfileChangeRequest(JSONObject js
 
         return requestBuilder.build();
     }
+
+    @CordovaMethod(ExecutionThread.WORKER)
+    private void getClaims(boolean forceRefresh, CallbackContext callbackContext) {
+        FirebaseUser user = this.firebaseAuth.getCurrentUser();
+
+        if (user == null) {
+            callbackContext.error("User is not authorized");
+            return;
+        }
+
+        user.getIdToken(forceRefresh).addOnCompleteListener(cordova.getActivity(), task -> {
+            if (task.isSuccessful()) {
+                Map<String, Object> claims = task.getResult().getClaims();
+                JSONObject json = new JSONObject(claims);
+                callbackContext.success(json);
+            } else {
+                callbackContext.error(task.getException().getMessage());
+            }
+        });
+    }
 }

www/FirebaseAuthentication.js

@@ -21,6 +21,13 @@ module.exports = {
             exec(resolve, reject, PLUGIN_NAME, "getIdToken", [forceRefresh]);
         });
     },
+    getClaims: function(forceRefresh) {
+        return new Promise(function(resolve, reject) {
+            if (forceRefresh == null) forceRefresh = false;
+
+            exec(resolve, reject, PLUGIN_NAME, "getClaims", [forceRefresh]);
+        });
+    },
     createUserWithEmailAndPassword: function(email, password) {
         return new Promise(function(resolve, reject) {
             exec(resolve, reject, PLUGIN_NAME, "createUserWithEmailAndPassword", [email, password]);