User Authentication with Twitter OAuth 2.0

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LaunchFast uses in house simple as heck server-side first Twitter OAuth 2.0 to help you authenticate users via Twitter.

Astro
SvelteKit

You can configure it in the src/pages/api/auth/twitter.ts and src/pages/api/auth/callback/twitter.ts file.

You can configure it in the src/auth.ts file.

Update the .env file or hosting provider’s environment variable to have the necessary variables for Twitter OAuth 2.0:

Astro
SvelteKit

# Authentication

## Obtained from Twitter APIs
## https://developer.twitter.com/en/docs/authentication/oauth-2-0/authorization-code
## Twitter OAuth 2.0 Environment Variables
TWITTER_CLIENT_ID="..."
TWITTER_CLIENT_SECRET="..."
TWITTER_AUTH_CALLBACK_URL="http://127.0.0.1:3000/api/auth/callback/twitter"

# Authentication

## Obtained from Twitter APIs
## https://developer.twitter.com/en/docs/authentication/oauth-2-0/authorization-code
## Twitter OAuth 2.0 Environment Variables
AUTH_TWITTER_ID="..."
AUTH_TWITTER_SECRET="..."

To simply authenticate users via Twitter, import the Sign-In-With-Twitter component in each framework as described below:

Astro
SvelteKit

---
import SignInWithTwitter from '@/components/Auth/Sign-In-With-Twitter.astro'
---

<html lang="en">
  <head>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width" />
  </head>
  <body>
    <SignInWithTwitter />
  </body>
</html>

<script>
import SignInWithTwitter from '@/components/Sign-In-With-Twitter.svelte'
</script>

<SignInWithTwitter />