Firebase get current user But it gives me every single data from the firestore document. AuthStateListener authListener = new FirebaseAuth. Checkout the documentation on how to retrieve user's ID Token and for more information. currentUser during firebase initialization will return null. Once the user is loaded, getCurrentUser() will immediately resolve the current user. getI 4 days ago · The Firebase Admin SDK supports defining custom attributes on user accounts. in Authorization header). Jun 1, 2016 · In your code, your firebaseRef seems to be null and therefore results in null uid, the recommended way of getting the user id from Firebase is to do below anywhere in your app after user logged-in Jun 27, 2017 · I am developing an application in which I have to get the current user details from the firebase UserNode. Learn more. Can anyone help me understand what the issue might be? Apr 8, 2022 · Firebase get Current User null in new activity after logged in user Asked 3 years ago Modified 3 years ago Viewed 40 times Once a user is authenticated, you can get their information, such as their email address and name, using the Firebase Admin SDK. After some searching I found that this can be done using Firebase auth(). Query operators The where() method takes three parameters: a field to filter on, a comparison operator, and a value. This issue start with me a few days ago in in react native too first it was keeping state and after the firebase update form 9. If Apr 12, 2021 · One of the questions I have been asked a lot about Firebase is: How to get currently logged-in user Tagged with javascript, firebase, programming. 9. AuthStateLi Mar 19, 2021 · I want to get data of authenticated user from firestore and put them in variables in flutter, I do not need to display them on the screen I just want to store them in variables : I created file Aug 3, 2017 · How do I get the current user address from firebase? Need help for this part. g. Cloud Firestore supports the following comparison operators: < less than <= less than or equal to == equal to > greater Sep 9, 2020 · 0 This question already has answers here: How to get the current user id from Firebase in Flutter (10 answers) Jan 8, 2024 · Instead, I’d just call currentUser. and auth. After i removed that my code is working fine. User&gt;; public currentUser: firebas Jul 23, 2020 · When I register a new user, I create the totalUnpaid document with a field of int 0. how do I know that there isn't a currentUser because the SDK isn't initialized vs the user is just logged out? Asked7 years, 7 months ago Modified 3 years, 6 months ago Viewed 7k times Part of Google Cloud Collective 4 I need to get the current user id. Criar um usuário Para criar um usuário no projeto do Firebase, chame o método createUserWithEmailAndPassword ou use um provedor de identidade federado, como o Login do Google ou do Facebook, para fazer o login do usuário pela primeira vez. May 25, 2016 · Checking firebase. document (currentUserId). At that point you can get that user's UID by doing user. This provides the ability to implement various access control strategies, including role-based access control, in Firebase apps. token) to ensure the device has the right token, then update the timestamp and optionally the token if it has changed. In Javascript I use this to obtain the id Dec 26, 2021 · How to use the getIdToken () auth method in firebase version 9? It works like this below in version 8 import firebase from "firebase"; const token = await firebase. May 20, 2020 · User Auth Process with React Native & Firebase (Real time database) I was looking to reduce effort to build small application. Otherwise, there is a logged-in user. A guide to getting data from Cloud Firestore, including how to read documents and collections. I have implemented firebase auth sign in methods like google and facebook. So I want to show the user image when they cha Oct 13, 2025 · Get User Data Get user data when a user signs in to an existing account from the Firebase Authentication using the currently logged-in user’s uid as a document id. So I've read that it is good practice when using Firebase to grab the current user by their ID, with: FirebaseAuth. Any Google user can Offizielle Firebase-Hilfe, in der Sie Tipps und Lernprogramme zur Verwendung des Produkts sowie weitere Antworten auf häufig gestellte Fragen finden. However, on the dashboard I already want to show som Jan 8, 2017 · I had this same problem today. currentUser in the express file, I use for rendering and routing pages, I get undefined or null for the current user. You can also add a listener to a query to get the current results and listen for future updates. When you retrieve the document from the requests collection, you can use the user uid to filter the documents using a query to get a list of the ADS made by UserA. Jun 6, 2016 · After the user's name has been stored in your Firebase database and you have them sign into your app you can get their username something like this: // Method that displays the user's username private void showUserName() { Feb 6, 2017 · I created a login/register using firebase, and it's working fine. 2. Mar 9, 2020 · How can I get firebase password of current user? Finding the Password Hash Parameters To access these parameters, navigate to the ‘Users’ tab of the ‘Authentication’ section in the Firebase Console and select ‘Password Hash Parameters’ from the drop down in the upper-right hand corner of the users table. From what I understand if the user is authenticated he is able to update his password without providing his current one. Future getCurrentUSerData () async { final DocumentSnapshot doc = await userRef. I can init the SDK and none of the methods (except for enablePersistence) are async. Centre d'aide officiel de Firebase où vous trouverez des conseils et des didacticiels sur l'utilisation du produit, ainsi que les réponses aux questions fréquentes. If you're already using Firebase Authentication in the web app, this takes these steps: Is the current user persisted by firebase somewhere on the device? If the current user is persisted remotely, how does firebase associate that particular application install on that particular device, with the user? Jan 6, 2017 · I am having trouble with Firebase, and I'm not sure exactly why. I have the following code in my onCreate, but it isn't working: FirebaseAuth. If the authentication system could be pending and don’t really Firebase Admin Python SDK. "Firebase ID token": It might be the one most obvious same to getIdToken. Now, I want to retrieve data from cloud Mar 23, 2022 · The Firebase Auth docs explain how to get the currently signed-in user, in other words, to get the signed-in user's name, photo, etc. 0. Aug 8, 2017 · I am reading some Json files from my firebase database and I am trying to obtain an ID token for the current user to be used in the header as follows: var response = await httpClient. Learn more about the Firebase config file and object in Understand Firebase Projects. com/docs/auth/web/manage-users i can add this to my javascript code and from my understanding it should return Jul 22, 2017 · This will listen to any authentication state change for the current user and you can also get the user’s profile information. If this is null, there is no logged-in user. com'. Every time the listener onAuthStateChanged () is called, it is passed to the current Firebase user. Mar 31, 2018 · I am so confused, all the Firebase authentication tutorial online are teaching how to login in frontend, of course you can get the token and send it to server for verification if its a post reques May 7, 2025 · I want to display the trips saved by the current user. These custom attributes can give users different levels of access (roles), which are enforced in an application's security rules. How can I do this? And I'd like to know if it's possible to get an ID from the Mar 13, 2021 · Found a solution! using the code of this thread's answer How to get the current user id from Firebase in Flutter I took the void function he made and used it inside the widget I wanted to change the user name too and setState for that string final FirebaseAuth _ath = FirebaseAuth. get (); current Manage logged in state of Firebase user with LocalStorage,Restrict access of non-authenticated users,Generate auth service and user interface files to create a Firebase authentication system with Angular. I was using signout () at the end of my 1st activity. I can't get the provided code to run in Angular. But I need to get name and lastname from the user. This is my current login activity: //authenticate user firebaseAuth. As, if you are working with react native, it provide unidirectional For example, if you have a top-level collection of documents, add a userId field to each document, then if you need to get user data, query where the doc's userid is equal to the current user's UID. ,Represents a user's profile information in your Firebase project's user database. onAuthStateChanged() method after logging in. 0 the user is not keeping state. Unfortunately I'm struggling to simply grab hold of the logged in user's details. Sometimes, the Firebase SDK might be able to automatically log in the user with a hidden cookie or local storage. 您可以在 Firebase 官方帮助中心找到各种提示和辅导手册，从中了解如何使用本产品以及其他常见问题的答案。 Official Firebase Help Center where you can find tips and tutorials on using Firebase and other answers to frequently asked questions. . Then we can show the Authenticated user profile data in your web app. In this video I'll go through your question, provide various answers & h Jul 21, 2023 · I am making a app using firebase and nextjs and i have created a login page when i login and try to get the current user i get undefined. Apr 25, 2022 · The most possible answer lays in Firebase Auth User Documentation: "Current user's access token", which is refreshed when (1) token expires (when?) (2) user changes password (3) user re-authenticate The "refresh token" which appears in the same paragraph. As an Analytics Administrator, you can change the Analytics role and data restrictions that are assigned to a property's Firebase linked users. Then in the requests document - include the uid of UserB - who is making the request and the uid of UserA who is the person receiving the request. messaging. Aug 22, 2020 · When I call firebase. metadata. In Analytics access management, each Firebase linked user represents a group of users in the linked Firebase project. Create a user You create a new user in your Firebase project in four ways: Call the Nov 26, 2019 · When you you the Firebase Admin SDK on any platform, there is no sense of current logged in user. To retrieve the related user information, you need to use the related FirebaseAuth APIs. currentUser. com', or 'google. Central de Ajuda oficial do Firebase, onde você pode encontrar dicas e tutoriais sobre como usar o produto e outras respostas a perguntas frequentes. Jul 25, 2022 · I'm making a password change page. I am able to get all the user address from the fireba Nov 13, 2022 · How to get the new current user's document after a new user logs in (Flutter Firebase Firestore) Asked 2 years, 8 months ago Modified 2 years, 8 months ago Viewed 919 times Nov 30, 2019 · How do I get the currently logged in user's ID in Kotlin using Firebase Auth? I would like to take the ID to retrieve said user's complete information to display in an Activity. But I don't know how to get current password. The user will need to enter their current password to go to the password change section. May 22, 2019 · Original Answer: User information is not stored in the Firestore database, they are associated with the Firebase Authentication which you set up for the log in. Use this to retrieve the current log in user: This video shows how to get the username of current Firebase user in Sketchware. ts: export class AuthService { private authState: Observable&lt;firebase. From the Manage user doc https://firebase. Previously, I've hard-coded the current user as a string. Jun 6, 2017 · Firebase: How to get User. Sep 22, 2025 · Firebase SDK version: 4. In this article, we will show you how to get all users from Firebase authentication using the Firebase Admin SDK. currentUser after the observer is fired. auth(). With my current login activity, I can log in just fine, however I need to get Uid throughout my project. It also contains helper methods to change or retrieve profile information, as well as to manage that user's authentication state. Currently, I'm using snapshotChanges() and subscribe() method (as shown below) to get the data from firestore. ts, I connect correctly to my firebas 34 So, maybe I missed this somewhere in the docs but I couldn't find anything of the sort. Jan 25, 2020 · I am Having this profile screen which shows users info. Prerequisite: Before going to start we need to set up May 5, 2022 · For https functions, you'll have to explicitly pass user's ID Token in your HTTP request (e. I have used current user's to call the address, but can't get it. May 6, 2017 · I successfully check user's authentication state with onAuthStateChange observer and redirect user to the Dashboard page (react-native project). You will need to store a mapping of users to their device tokens. auth (). See Get Data for more information on retrieving query results. In my app. How do I fix Aug 15, 2024 · Building a full-stack application with user authentication and data storage can be complex. In my case I want to get firstname and lastname of the current user. After going through your problem i again checked my code and i found my mistake. How can I do that? angular: Angular2 Firebase Get Current UserThanks for taking the time to learn more. uid } constructor( public nativeAudio: NativeAudio, platform: Platform, Maybe something Oct 25, 2019 · 2 I'm working on an Ionic 4 Project, where I want to display all the posts from the current user once the user log into the application. Set the listener in onCreate method. ,Re-authenticate a user with a third-party authentication Dec 10, 2022 · Is it possible to get the current user of my app and place it inside a Firebase onRequest function? I am trying the following: import * as functions from 'firebase-functions'; import * as admin from ' Feb 11, 2021 · Is a user is having a persistent issue, then can always clear the application data or uninstall/reinstall the application to get the current session to clear out. A config file or config object is only available if you've added your app to your Firebase project. Jun 21, 2024 · Answer by Jessica Randolph The authentication provider ID for the current user. after user authenticated I am storing data in cloud firestore with document id is equal to user-id. uid I’m trying to do the same inside a provider class: @Injectable() export class SmartAudioProvider { audioType: string = 'html5'; sounds: any = []; user : User ={ id : firebase. getToken () whenever you need the latest fresh ID token. First get the current user from auth then the snapshot from firestore: Mar 2, 2019 · I need to get the user id logged into my web application, this is my auth service. Jul 29, 2019 · How to get current user or login user in Firebase cloud functions? Asked 5 years, 11 months ago Modified 5 years, 11 months ago Viewed 653 times React Native Firebase is a collection of official React Native modules connecting you to Firebase services Jul 6, 2016 · Currently trying to build an app using ionic v2 &amp; firebase v3. Thankfully, Firebase makes this process much easier by providing services for authentication, realtime databases, and more. Firebase Cloud Messaging tokens are unique to the device, not the user. I am successfully getting the list of all users but what to do to get the current user details who is logged in. You will need to implement code for this. However, the app displayed every trip that is in the database even the ones that does not have the same uid as the current user. 0 Firebase Product: auth Auth. I'm curious as to the right way to get the current user in Firebase. It doesn't know anything about Firebase Auth users, and Firebase Auth doesn't know anything about FCM device tokens. Then you can verify that ID token using Firebase Admin SDK which returns a DecodedIdToken object that contains user's custom claims. Funtion getCurrentUser () sets an background task to fetch current user so the listener Apr 11, 2023 · 🧑‍💻Description :#flutterhero #Fluttercourse #flutteruiGet Current login user data | firebase get user data | get user data in firebaseWebsite link : https: I already have my setup working but presently want to retrieve the user data so i can display it on the page. If the document's id is the uid from firebase auth, you can get the document snapshot easily. currentUser object is unreliable to get user from persistence storage. currentUser; setState(() { userProfile = user. Jul 23, 2025 · If you are creating a web app and use the firebase services in your web app project, Then you may also need to show the user profile on the profile page. This method allows you to listen for changes in the user's authentication state and thus retrieve the user object accordingly. Jul 20, 2017 · The Firebase Admin SDK does not inherently know what user is using your Express web app. currentUser isn't async either. Jun 2, 2020 · When your onAuthStateChanged callback is called, and user has a value, you know that a user is signed in. creationTime); Link to unhelpful documentation. User roles can be defined for the following common cases Apr 13, 2023 · } Every time the user opens the app, you should get the token from FCM (call Firebase. Centro de asistencia oficial de Firebase donde puedes encontrar sugerencias y tutoriales para aprender a utilizar el producto y respuestas a otras preguntas frecuentes Link Google Play to Firebase Linking your Firebase Android App to a Google Play developer account enables the following: App Distribution: support for Android App Bundles (AAB) When you upload an app bundle to App Distribution, it’s exported to Google Play to generate an APK that's optimized for your tester's device configuration. For example, 'facebook. The Admin SDK gives you privileged access to Firebase and Cloud products using a service account for authentication and authorization. 您可以在 Firebase 官方帮助中心找到各种提示和辅导手册，从中了解如何使用本产品以及其他常见问题的答案。 Official Firebase Help Center where you can find tips and tutorials on using Firebase and other answers to frequently asked questions. currentUser; var signupDate = new Date(user. uid? Asked 8 years, 5 months ago Modified 5 years, 4 months ago Viewed 26k times Jun 4, 2022 · How to retrieve current user data from firebase? Asked 3 years, 5 months ago Modified 3 years, 5 months ago Viewed 1k times Jul 13, 2017 · I want to access the Firebase currentUser uid (on a component other than the login component). google. ,This step walks you through on how to Manage Firebase User Authentication State using HTML LocalStorage API. Now that I've implemented Firebase authentication, I want the home page to show the totalUnpaid of the new user. Jul 10, 2021 · I want to show the profile picture in the image view holder in my chat app. Contribute to firebase/firebase-admin-python development by creating an account on GitHub. The Firebase demo project is a standard Firebase project with fully functioning Analytics, Crash Reporting, Test Lab, Notifications, Google Tag Manager and Remote Config features. onAuthStateChanged(function(user) { 4 days ago · Retrieve ID tokens on clients When a user or device successfully signs in, Firebase creates a corresponding ID token that uniquely identifies them and grants them access to several resources, such as Firebase Realtime Database and Cloud Storage. May 14, 2019 · Can you replace the schematic with the actual JSON (as text, no screenshots)? You can get this by clicking the "Export JSON" link in the overflow menu (⠇) on your Firebase Database console. Then, your backend code Here's my code to get current user documentsnapshot from database. 0 to 10. I wan't my users to have to type in their current password to be able to create a new one. You can re-use that ID token to identify the user or device on your custom backend server. getInstance(). I am using the authStateListener given in the documentation. firebase. Aug 8, 2018 · Hello guys, In some places of my app I already get the current logged using: firebase. If you successfully Authenticated the user using any method such as Email Password, Google, GitHub, Microsoft, etc. uid. Since a user could be using multiple devices, your data structure should allow for multiple tokens for each user. Feb 20, 2019 · I am trying to get the email address of the current user. Try setting an observerand checking the value of firebase. Para criar usuários autenticados por senha, acesse a seção "Autenticação" do console do Firebase, na página "Usuários", ou use o SDK Admin 23 On the Firebase client web API you can get the user's account creation date with: var user = firebase. get (url,head To display the currently logged-in user in Firebase, you can utilize the `onAuthStateChanged` method provided by the Firebase Authentication module. instance; void inputData() { final User user = _ath. displayName; }); } Mar 20, 2023 · One method would be to store the user uid in each document in the ADS collection. Then immediately after, I navigate to a home page that shows the current totalUnpaid amount.