/**
* Gets the latest comments with the specified fetch size.
*
* <p>The returned comments content is plain text.
*
* @param fetchSize the specified fetch size
* @return the latest comments, returns an empty list if not found
* @throws ServiceException service exception
*/
public List<JSONObject> getLatestComments(final int fetchSize) throws ServiceException {
final Query query =
new Query()
.addSort(Comment.COMMENT_CREATE_TIME, SortDirection.DESCENDING)
.setCurrentPageNum(1)
.setPageSize(fetchSize)
.setPageCount(1);
try {
final JSONObject result = commentRepository.get(query);
final List<JSONObject> ret =
CollectionUtils.<JSONObject>jsonArrayToList(result.optJSONArray(Keys.RESULTS));
for (final JSONObject comment : ret) {
comment.put(Comment.COMMENT_CREATE_TIME, comment.optLong(Comment.COMMENT_CREATE_TIME));
final String articleId = comment.optString(Comment.COMMENT_ON_ARTICLE_ID);
final JSONObject article = articleRepository.get(articleId);
comment.put(
Comment.COMMENT_T_ARTICLE_TITLE,
Emotions.clear(article.optString(Article.ARTICLE_TITLE)));
comment.put(
Comment.COMMENT_T_ARTICLE_PERMALINK, article.optString(Article.ARTICLE_PERMALINK));
final String commenterId = comment.optString(Comment.COMMENT_AUTHOR_ID);
final JSONObject commenter = userRepository.get(commenterId);
if (UserExt.USER_STATUS_C_INVALID == commenter.optInt(UserExt.USER_STATUS)
|| Comment.COMMENT_STATUS_C_INVALID == comment.optInt(Comment.COMMENT_STATUS)) {
comment.put(Comment.COMMENT_CONTENT, langPropsService.get("commentContentBlockLabel"));
}
if (Article.ARTICLE_TYPE_C_DISCUSSION == article.optInt(Article.ARTICLE_TYPE)) {
comment.put(Comment.COMMENT_CONTENT, "....");
}
String content = comment.optString(Comment.COMMENT_CONTENT);
content = Emotions.clear(content);
content = Jsoup.clean(content, Whitelist.none());
if (StringUtils.isBlank(content)) {
comment.put(Comment.COMMENT_CONTENT, "....");
} else {
comment.put(Comment.COMMENT_CONTENT, content);
}
final String commenterEmail = comment.optString(Comment.COMMENT_AUTHOR_EMAIL);
final String avatarURL = avatarQueryService.getAvatarURL(commenterEmail);
commenter.put(UserExt.USER_AVATAR_URL, avatarURL);
comment.put(Comment.COMMENT_T_COMMENTER, commenter);
}
return ret;
} catch (final RepositoryException e) {
LOGGER.log(Level.ERROR, "Gets user comments failed", e);
throw new ServiceException(e);
}
}
/**
* Gets follower users of the specified following user.
*
* @param followingUserId the specified following user id
* @param currentPageNum the specified page number
* @param pageSize the specified page size
* @return result json object, for example,
* <pre>
* {
* "paginationRecordCount": int,
* "rslts": java.util.List[{
* User
* }, ....]
* }
* </pre>
*
* @throws ServiceException service exception
*/
public JSONObject getFollowerUsers(
final String followingUserId, final int currentPageNum, final int pageSize)
throws ServiceException {
final JSONObject ret = new JSONObject();
final List<JSONObject> records = new ArrayList<JSONObject>();
ret.put(Keys.RESULTS, (Object) records);
ret.put(Pagination.PAGINATION_RECORD_COUNT, 0);
try {
final JSONObject result =
getFollowers(followingUserId, Follow.FOLLOWING_TYPE_C_USER, currentPageNum, pageSize);
@SuppressWarnings("unchecked")
final List<JSONObject> followers = (List<JSONObject>) result.opt(Keys.RESULTS);
for (final JSONObject follow : followers) {
final String followerId = follow.optString(Follow.FOLLOWER_ID);
final JSONObject user = userRepository.get(followerId);
if (null == user) {
LOGGER.log(Level.WARN, "Not found user[id=" + followerId + ']');
continue;
}
avatarQueryService.fillUserAvatarURL(user);
records.add(user);
}
ret.put(
Pagination.PAGINATION_RECORD_COUNT, result.optInt(Pagination.PAGINATION_RECORD_COUNT));
} catch (final RepositoryException e) {
LOGGER.log(
Level.ERROR,
"Gets follower users of following user[id=" + followingUserId + "] failed",
e);
}
return ret;
}
/**
* Organizes the specified comment.
*
* <ul>
* <li>converts comment create time (long) to date type
* <li>generates comment author thumbnail URL
* <li>generates comment author URL
* <li>generates comment author name
* <li>generates comment author real name
* <li>generates @username home URL
* <li>markdowns comment content
* <li>block comment if need
* <li>generates emotion images
* <li>generates time ago text
* </ul>
*
* @param comment the specified comment
* @throws RepositoryException repository exception
*/
private void organizeComment(final JSONObject comment) throws RepositoryException {
comment.put(Common.TIME_AGO, Times.getTimeAgo(comment.optLong(Comment.COMMENT_CREATE_TIME)));
comment.put(
Comment.COMMENT_CREATE_TIME, new Date(comment.optLong(Comment.COMMENT_CREATE_TIME)));
final String authorId = comment.optString(Comment.COMMENT_AUTHOR_ID);
JSONObject author = userCache.getUser(authorId);
if (null == author) {
author = userRepository.get(authorId);
}
final String userEmail = author.optString(User.USER_EMAIL);
final String thumbnailURL = avatarQueryService.getAvatarURL(userEmail);
comment.put(Comment.COMMENT_T_AUTHOR_THUMBNAIL_URL, thumbnailURL);
comment.put(Comment.COMMENT_T_COMMENTER, author);
comment.put(Comment.COMMENT_T_AUTHOR_NAME, author.optString(User.USER_NAME));
comment.put(Comment.COMMENT_T_AUTHOR_REAL_NAME, author.optString(UserExt.USER_REAL_NAME));
comment.put(Comment.COMMENT_T_AUTHOR_URL, author.optString(User.USER_URL));
processCommentContent(comment);
}
/**
* Gets the user comments with the specified user id, page number and page size.
*
* @param userId the specified user id
* @param currentPageNum the specified page number
* @param pageSize the specified page size
* @param viewer the specified viewer, may be {@code null}
* @return user comments, return an empty list if not found
* @throws ServiceException service exception
*/
public List<JSONObject> getUserComments(
final String userId, final int currentPageNum, final int pageSize, final JSONObject viewer)
throws ServiceException {
final Query query =
new Query()
.addSort(Comment.COMMENT_CREATE_TIME, SortDirection.DESCENDING)
.setCurrentPageNum(currentPageNum)
.setPageSize(pageSize)
.setFilter(new PropertyFilter(Comment.COMMENT_AUTHOR_ID, FilterOperator.EQUAL, userId));
try {
final JSONObject result = commentRepository.get(query);
final List<JSONObject> ret =
CollectionUtils.<JSONObject>jsonArrayToList(result.optJSONArray(Keys.RESULTS));
for (final JSONObject comment : ret) {
comment.put(
Comment.COMMENT_CREATE_TIME, new Date(comment.optLong(Comment.COMMENT_CREATE_TIME)));
final String articleId = comment.optString(Comment.COMMENT_ON_ARTICLE_ID);
final JSONObject article = articleRepository.get(articleId);
comment.put(
Comment.COMMENT_T_ARTICLE_TITLE,
Article.ARTICLE_STATUS_C_INVALID == article.optInt(Article.ARTICLE_STATUS)
? langPropsService.get("articleTitleBlockLabel")
: Emotions.convert(article.optString(Article.ARTICLE_TITLE)));
comment.put(Comment.COMMENT_T_ARTICLE_TYPE, article.optInt(Article.ARTICLE_TYPE));
comment.put(
Comment.COMMENT_T_ARTICLE_PERMALINK, article.optString(Article.ARTICLE_PERMALINK));
final JSONObject commenter = userRepository.get(userId);
comment.put(Comment.COMMENT_T_COMMENTER, commenter);
final String articleAuthorId = article.optString(Article.ARTICLE_AUTHOR_ID);
final JSONObject articleAuthor = userRepository.get(articleAuthorId);
final String articleAuthorName = articleAuthor.optString(User.USER_NAME);
final String articleAuthorURL = "/member/" + articleAuthor.optString(User.USER_NAME);
comment.put(Comment.COMMENT_T_ARTICLE_AUTHOR_NAME, articleAuthorName);
comment.put(Comment.COMMENT_T_ARTICLE_AUTHOR_URL, articleAuthorURL);
final String articleAuthorEmail = articleAuthor.optString(User.USER_EMAIL);
final String articleAuthorThumbnailURL =
avatarQueryService.getAvatarURL(articleAuthorEmail);
comment.put(Comment.COMMENT_T_ARTICLE_AUTHOR_THUMBNAIL_URL, articleAuthorThumbnailURL);
if (Article.ARTICLE_TYPE_C_DISCUSSION == article.optInt(Article.ARTICLE_TYPE)) {
final String msgContent =
langPropsService
.get("articleDiscussionLabel")
.replace(
"{user}",
"<a href='"
+ Latkes.getServePath()
+ "/member/"
+ articleAuthorName
+ "'>"
+ articleAuthorName
+ "</a>");
if (null == viewer) {
comment.put(Comment.COMMENT_CONTENT, msgContent);
} else {
final String commenterName = commenter.optString(User.USER_NAME);
final String viewerUserName = viewer.optString(User.USER_NAME);
final String viewerRole = viewer.optString(User.USER_ROLE);
if (!commenterName.equals(viewerUserName) && !Role.ADMIN_ROLE.equals(viewerRole)) {
final String articleContent = article.optString(Article.ARTICLE_CONTENT);
final Set<String> userNames = userQueryService.getUserNames(articleContent);
boolean invited = false;
for (final String userName : userNames) {
if (userName.equals(viewerUserName)) {
invited = true;
break;
}
}
if (!invited) {
comment.put(Comment.COMMENT_CONTENT, msgContent);
}
}
}
}
processCommentContent(comment);
}
return ret;
} catch (final RepositoryException e) {
LOGGER.log(Level.ERROR, "Gets user comments failed", e);
throw new ServiceException(e);
}
}