Update Laravel socailite package

Update Laravel socailite package to fix facebook authentication.

vendor/laravel/socialite/src/SocialiteManager.php

@@ -2,9 +2,16 @@
 
 namespace Laravel\Socialite;
 
+use Illuminate\Support\Arr;
+use Illuminate\Support\Str;
 use InvalidArgumentException;
 use Illuminate\Support\Manager;
+use Laravel\Socialite\Two\GithubProvider;
+use Laravel\Socialite\Two\GoogleProvider;
 use Laravel\Socialite\One\TwitterProvider;
+use Laravel\Socialite\Two\FacebookProvider;
+use Laravel\Socialite\Two\LinkedInProvider;
+use Laravel\Socialite\Two\BitbucketProvider;
 use League\OAuth1\Client\Server\Twitter as TwitterServer;
 
 class SocialiteManager extends Manager implements Contracts\Factory
@@ -30,7 +37,7 @@ class SocialiteManager extends Manager implements Contracts\Factory
         $config = $this->app['config']['services.github'];
 
         return $this->buildProvider(
-            'Laravel\Socialite\Two\GithubProvider', $config
+            GithubProvider::class, $config
         );
     }
 
@@ -44,7 +51,7 @@ class SocialiteManager extends Manager implements Contracts\Factory
         $config = $this->app['config']['services.facebook'];
 
         return $this->buildProvider(
-            'Laravel\Socialite\Two\FacebookProvider', $config
+            FacebookProvider::class, $config
         );
     }
 
@@ -58,7 +65,7 @@ class SocialiteManager extends Manager implements Contracts\Factory
         $config = $this->app['config']['services.google'];
 
         return $this->buildProvider(
-            'Laravel\Socialite\Two\GoogleProvider', $config
+            GoogleProvider::class, $config
         );
     }
 
@@ -72,7 +79,7 @@ class SocialiteManager extends Manager implements Contracts\Factory
         $config = $this->app['config']['services.linkedin'];
 
         return $this->buildProvider(
-          'Laravel\Socialite\Two\LinkedInProvider', $config
+          LinkedInProvider::class, $config
         );
     }
 
@@ -86,7 +93,7 @@ class SocialiteManager extends Manager implements Contracts\Factory
         $config = $this->app['config']['services.bitbucket'];
 
         return $this->buildProvider(
-          'Laravel\Socialite\Two\BitbucketProvider', $config
+          BitbucketProvider::class, $config
         );
     }
 
@@ -101,7 +108,8 @@ class SocialiteManager extends Manager implements Contracts\Factory
     {
         return new $provider(
             $this->app['request'], $config['client_id'],
-            $config['client_secret'], $config['redirect']
+            $config['client_secret'], $this->formatRedirectUrl($config),
+            Arr::get($config, 'guzzle', [])
         );
     }
 
@@ -130,10 +138,25 @@ class SocialiteManager extends Manager implements Contracts\Factory
         return array_merge([
             'identifier' => $config['client_id'],
             'secret' => $config['client_secret'],
-            'callback_uri' => $config['redirect'],
+            'callback_uri' => $this->formatRedirectUrl($config),
         ], $config);
     }
 
+    /**
+     * Format the callback URL, resolving a relative URI if needed.
+     *
+     * @param  array  $config
+     * @return string
+     */
+    protected function formatRedirectUrl(array $config)
+    {
+        $redirect = value($config['redirect']);
+
+        return Str::startsWith($redirect, '/')
+                    ? $this->app['url']->to($redirect)
+                    : $redirect;
+    }
+
     /**
      * Get the default driver name.
      *