🐛 修复评论人头像不显示问题

https://hacpai.com/article/1497494920030

src/main/java/org/b3log/solo/service/CommentQueryService.java

@@ -50,7 +50,7 @@ import java.util.List;
  * Comment query service.
  *
  * @author <a href="http://88250.b3log.org">Liang Ding</a>
- * @version 1.3.0.9, Feb 18, 2017
+ * @version 1.3.1.9, Jun 15, 2017
  * @since 0.3.5
  */
 @Service
@@ -59,7 +59,7 @@ public class CommentQueryService {
     /**
      * Logger.
      */
-    private static final Logger LOGGER = Logger.getLogger(CommentQueryService.class.getName());
+    private static final Logger LOGGER = Logger.getLogger(CommentQueryService.class);
 
     /**
      * User service.
@@ -89,7 +89,7 @@ public class CommentQueryService {
      * Can the current user access a comment specified by the given comment id?
      *
      * @param commentId the given comment id
-     * @param request the specified request
+     * @param request   the specified request
      * @return {@code true} if the current user can access the comment, {@code false} otherwise
      * @throws Exception exception
      */
@@ -104,7 +104,6 @@ public class CommentQueryService {
 
         // Here, you are not admin
         final JSONObject comment = commentRepository.get(commentId);
-
         if (null == comment) {
             return false;
         }
@@ -117,7 +116,6 @@ public class CommentQueryService {
         }
 
         final JSONObject article = articleRepository.get(onId);
-
         if (null == article) {
             return false;
         }
@@ -130,15 +128,12 @@ public class CommentQueryService {
     /**
      * Gets comments with the specified request json object, request and response.
      *
-     * @param requestJSONObject the specified request json object, for example,      <pre>
-     * {
-     *     "paginationCurrentPageNum": 1,
-     *     "paginationPageSize": 20,
-     *     "paginationWindowSize": 10
-     * }, see {@link Pagination} for more details
-     * </pre>
-     *
-     * @return for example,      <pre>
+     * @param requestJSONObject the specified request json object, for example,
+     *                          "paginationCurrentPageNum": 1,
+     *                          "paginationPageSize": 20,
+     *                          "paginationWindowSize": 10
+     * @return for example,
+     * <pre>
      * {
      *     "comments": [{
      *         "oId": "",
@@ -154,7 +149,6 @@ public class CommentQueryService {
      *     "sc": "GET_COMMENTS_SUCC"
      * }
      * </pre>
-     *
      * @throws ServiceException service exception
      * @see Pagination
      */
@@ -246,7 +240,10 @@ public class CommentQueryService {
 
                 final String email = comment.optString(Comment.COMMENT_EMAIL);
 
-                comment.put(Comment.COMMENT_THUMBNAIL_URL, Thumbnails.getGravatarURL(email, "128"));
+                final String thumbnailURL = comment.optString(Comment.COMMENT_THUMBNAIL_URL);
+                if (Strings.isEmptyOrNull(thumbnailURL)) {
+                    comment.put(Comment.COMMENT_THUMBNAIL_URL, Thumbnails.getGravatarURL(email, "128"));
+                }
 
                 if (!Strings.isEmptyOrNull(comment.optString(Comment.COMMENT_ORIGINAL_COMMENT_ID))) {
                     // This comment is a reply