How to check in a Vue component if a user is authenticated in Laravel?
Stefan Izdrail
Founder & Senior Architect · 2026-06-29
As a senior developer, you know that ensuring user authentication is crucial in any web application. In this comprehensive guide, we'll discuss how to check if a user is authenticated within your Vue components while using Laravel's powerful authentication system. To accomplish this task, there are a few important steps and best practices to follow.
Step 1: Understand Authentication with Laravel
Laravel provides an in-built solution for user authentication through its Auth facade. The Auth class houses various methods like login(), loggedIn(), logout(), attempt(), and others, which manage logging in users and checking their authentication status. In Laravel, users are authenticated against a database table named 'users', where an authenticated user's credentials are stored.Step 2: Configure API Routes for Authentication
To enable communication between your Vue components and the Laravel backend, you need to define specific routes for authenticating users. For instance, you may have a 'login' route that accepts user credentials (email and password) and responds with an authentication token, which can be used in future requests. Similarly, you could have a 'logout' route that invalidates the current session and removes all authentication data from your system.Step 3: Access Laravel Authentication Data in Vue Components
Now that you've configured your API routes, accessing user authentication information within your Vue components becomes straightforward. You just need to initiate an API call using Axios for each necessary operation. For instance, you can use the following code snippets:import axios from "axios";
// To check if a user is logged in:
const apiRoot = 'https://yourapp/api';
axios.get(`${apiRoot}/auth/check`).then(response => {
// Handle success or error response based on Laravel's authentication response
});
// To login a user:
axios.post(`${apiRoot}/login`, { email, password })
.then(response => {
// Store the returned token in local storage for future authenticated requests
});
// To logout a user:
axios.get(`${apiRoot}/logout`)
.then(response => {
// Handle success response or remove local storage data if necessary
});
const useAuthentication = () => {
const user = ref({});
/**
* Check if a user is authenticated (use Laravel's auth check)
*/
async function check() {
try {
const response = await axios.get(`${apiRoot}/auth/check`);
// Handle the Laravel authentication response successfully or with errors
if (response.status === 200) {
user.value = response.data;
} else {
throw new Error('Invalid authentication');
}
} catch (error) {
console.error(error);
}
}
return {
check,
user,
};
};
Step 4: Secure and Manage Authentication Data in Vuex Store
Now that you can access Laravel's authentication methods from your Vue components, it's essential to manage and store this data securely within your Vuex store. For maximum efficiency, you can use the previously mentioned Composition API hook to handle all necessary checks and updates for you. You can set up your store as follows:const state = {
user: null,
};
function authenticateUser(user) {
return Object.assign({}, state, {
user,
});
}
export default new Vuex.Store({
state,
mutations: {
setAuthenticatedUser(state, user) {
// Update your store's state with the correct authentication data
return Object.assign({}, state, {
authenticated: true,
user,
});
},
logout() {
return Object.assign({}, state, {
authenticated: false,
user: null,
});
},
},
});