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Admin SettingsSecurity
OAuth Social Login
One-click login with Google, GitHub, and more
Overview
Social authentication via OAuth 2.0 providers. Users can link multiple providers to a single account. Seamless registration for new users or linking for existing accounts.
Design Considerations
UX patterns and visual design notes for this feature:
- •Provider buttons need brand-accurate colors
- •Show linked accounts in profile settings
- •Handle "email already exists" gracefully
- •Loading states during OAuth redirect flow
Key Benefits
What makes this feature stand out:
- ✓Reduces signup friction dramatically
- ✓Trusted provider security (Google, GitHub)
- ✓Multiple providers per account
- ✓Auto-creates user profile from OAuth data
Technical Note
Uses yiisoft/yii2-authclient. Configure providers in config/web.php authClientCollection. Store tokens in user_oauth table.
Models
UserOauthUserDatabase Tables
useruser_oauthConfiguration
Config Relationship Legend
⚙ DB overrides params.php🔗 DB related setting📋 DB stores value only
params.php Configuration
Config path: params['oauth']
params['oauth']['google']['clientId'] => getenv('GOOGLE_CLIENT_ID')params['oauth']['google']['clientSecret'] => getenv('GOOGLE_CLIENT_SECRET')params['oauth']['github']['clientId'] => getenv('GITHUB_CLIENT_ID')Note: OAuth credentials MUST be stored in .env file, never in database or params.php directly. Configure authClientCollection in config/web.php.