Azure AD B2C Custom Domains (#1013)

Co-authored-by: atymic <[email protected]>

Provider.php

@@ -83,9 +83,9 @@ private function getOpenIdConfiguration()
 
         try {
             $discovery = sprintf(
-                'https://%s.b2clogin.com/%s.onmicrosoft.com/%s/v2.0/.well-known/openid-configuration',
-                $this->getConfig('domain'),
-                $this->getConfig('domain'),
+                'https://%s/%s/%s/v2.0/.well-known/openid-configuration',
+                $this->getConfig('custom_domain', $this->getConfig('domain').'.b2clogin.com'),
+                $this->getConfig('tenant', $this->getConfig('domain').'.onmicrosoft.com'),
                 $this->getB2CPolicy()
             );
 
@@ -198,7 +198,10 @@ private function validateIdToken($idToken)
     protected function mapUserToObject(array $user)
     {
         return (new User())->setRaw($user)->map([
-            'id'   => $user['sub'],
+            'id'       => $user['sub'],
+            'nickname' => $user['name'],
+            'name'     => $user['name'],
+            'email'    => $user['emails'][0],
         ]);
     }
 
@@ -224,6 +227,8 @@ public static function additionalConfigKeys()
             'policy',
             'redirect_template',
             'default_algorithm',
+            'custom_domain',
+            'tenant',
         ];
     }
 }

README.md

@@ -18,9 +18,13 @@ Please see the [Base Installation Guide](https://socialiteproviders.com/usage/),
     'domain' => env('AADB2C_Domain'),  // {your_domain}.b2clogin.com
     'policy' => env('AADB2C_Policy'),  // such as 'b2c_1_user_susi'
     'default_algorithm' => env('AADB2C_DefaultAlgorithm'), // optional, decoding algorithm JWK key such as 'RS256'
+    'custom_domain' => env('AADB2C_CUSTOM_DOMAIN'), // optional - set to use your custom domain e.g. login.contoso.com
+    'tenant' => env('AADB2C_TENANT'), // optional - set to use your tenant ID or custom domain in place of the default onmicrosoft.com one
 ],
 ```
 
+To set up your Azure AD B2C custom domain, follow [these instructions](https://learn.microsoft.com/en-us/azure/active-directory-b2c/custom-domain?pivots=b2c-user-flow).
+
 ### Add provider event listener
 
 Configure the package's listener to listen for `SocialiteWasCalled` events.