1 files changed, 51 insertions, 0 deletions
diff --git a/src/main/java/com/juick/server/api/webfinger/Resource.java b/src/main/java/com/juick/server/api/webfinger/Resource.java
new file mode 100644
index 00000000..71a0ca31
--- /dev/null
+++ b/src/main/java/com/juick/server/api/webfinger/Resource.java
@@ -0,0 +1,51 @@
+package com.juick.server.api.webfinger;
+
+import com.juick.User;
+import com.juick.server.api.webfinger.model.Account;
+import com.juick.server.api.webfinger.model.Link;
+import com.juick.server.util.HttpNotFoundException;
+import com.juick.service.UserService;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.util.UriComponentsBuilder;
+import rocks.xmpp.addr.Jid;
+
+import javax.inject.Inject;
+import java.util.Collections;
+
+import static com.juick.server.api.activity.model.Context.ACTIVITY_MEDIA_TYPE;
+
+@RestController
+public class Resource {
+    @Inject
+    private UserService userService;
+    @Value("${web_domain:localhost}")
+    private String domain;
+    @Value("${ap_base_uri:http://localhost:8080/}")
+    private String baseUri;
+
+    @GetMapping("/.well-known/webfinger")
+    public Account getWebResource(@RequestParam String resource) {
+        if (resource.startsWith("acct:")) {
+            Jid account = Jid.of(resource.substring(5));
+            if (account.getDomain().equals(domain)) {
+                User user = userService.getUserByName(account.getLocal());
+                if (!user.isAnonymous()) {
+                    UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(baseUri);
+                    builder.path(String.format("/u/%s", user.getName()));
+                    Link blog = new Link();
+                    blog.setRel("self");
+                    blog.setType(ACTIVITY_MEDIA_TYPE);
+                    blog.setHref(builder.toUriString());
+                    Account result = new Account();
+                    result.setSubject(resource);
+                    result.setLinks(Collections.singletonList(blog));
+                    return result;
+                }
+            }
+        }
+        throw new HttpNotFoundException();
+    }
+}