Authentication through the canvas-attribute signed_request

[examples/facebook-app] / src / main / java / de / juplo / yourshouter / SocialConfig.java

diff --git a/src/main/java/de/juplo/yourshouter/SocialConfig.java b/src/main/java/de/juplo/yourshouter/SocialConfig.java
index ff69151..fc136ad 100644 (file)
--- a/src/main/java/de/juplo/yourshouter/SocialConfig.java
+++ b/src/main/java/de/juplo/yourshouter/SocialConfig.java
@@ -21,6 +21,7 @@ import org.springframework.social.connect.web.ProviderSignInController;
 import org.springframework.social.connect.web.SignInAdapter;
 import org.springframework.social.facebook.api.Facebook;
 import org.springframework.social.facebook.connect.FacebookConnectionFactory;
+import org.springframework.social.facebook.web.CanvasSignInController;
 
 
 /**
@@ -141,6 +142,33 @@ public class SocialConfig extends SocialConfigurerAdapter
     return controller;
   }
 
+  /**
+   * Configure the {@link CanvasSignInController} to enable sign-in through
+   * the <code>signed_request</code>, that Facebook sends to the canvas-page.
+   *
+   * @param factoryLocator The {@link ConnectionFactoryLocator} will be injected by Spring.
+   * @param repository The {@link UserConnectionRepository} will be injected by Spring.
+   * @param env The {@link Environment}, to read additional parameters from.
+   * @return The configured {@link CanvasSignInController}
+   */
+  @Bean
+  public CanvasSignInController canvasSignInController(
+      ConnectionFactoryLocator factoryLocator,
+      UsersConnectionRepository repository,
+      Environment env
+      )
+  {
+    return
+        new CanvasSignInController(
+            factoryLocator,
+            repository,
+            new UserCookieSignInAdapter(),
+            env.getProperty("facebook.app.id"),
+            env.getProperty("facebook.app.secret"),
+            env.getProperty("facebook.app.canvas")
+            );
+  }
+
   /**
    * Configure a scoped bean named <code>facebook</code>, that enables
    * access to the Graph-API in the name of the current user.