🎨 #12645

src/main/java/org/b3log/solo/processor/OAuthGitHubProcessor.java

@@ -121,7 +121,11 @@ public class OAuthGitHubProcessor {
      */
     @RequestProcessing(value = "/oauth/github/redirect", method = HttpMethod.GET)
     public void redirectGitHub(final RequestContext context) {
-        final String state = Latkes.getServePath() + ":::" + RandomStringUtils.randomAlphanumeric(16);
+        String referer = context.header("referer");
+        if (StringUtils.isBlank(referer)) {
+            referer = Latkes.getServePath();
+        }
+        final String state = referer + ":::" + RandomStringUtils.randomAlphanumeric(16);
         STATES.put(state, URLs.encode(state));
 
         final String path = "https://github.com/login/oauth/authorize" + "?client_id=" + CLIENT_ID + "&state=" + state
@@ -145,6 +149,8 @@ public class OAuthGitHubProcessor {
             return;
         }
         STATES.remove(state);
+        referer = URLs.decode(referer);
+        referer = StringUtils.substringBeforeLast(referer, ":::");
 
         final String accessToken = context.param("ak");
         final JSONObject userInfo = GitHubs.getGitHubUserInfo(accessToken);
@@ -203,7 +209,7 @@ public class OAuthGitHubProcessor {
 
         user = userQueryService.getUserByEmailOrUserName(userName);
         Solos.login(user, response);
-        context.sendRedirect(Latkes.getServePath());
+        context.sendRedirect(referer);
         LOGGER.log(Level.INFO, "Logged in [email={0}, remoteAddr={1}] with GitHub oauth", userEmail, Requests.getRemoteAddr(request));
     }
 }

src/main/webapp/macro-common-page.ftl

@@ -36,7 +36,7 @@
     <div class="content-wrap">
         <div class="content">
             <div class="logo">
-                <a href="https://b3log.org" target="_blank">
+                <a href="https://solo.b3log.org" target="_blank">
                     <img width="128" border="0" alt="Solo" title="Solo" src="${staticServePath}/images/logo.png"/>
                 </a>
             </div>