@Aop("redis")
public CResult add(Topic topic, int userId) {
if (userId < 1) {
return _fail("请先登录");
}
if (Strings.isBlank(topic.getTitle())
|| topic.getTitle().length() > 1024
|| topic.getTitle().length() < 5) {
return _fail("标题长度不合法");
}
if (Strings.isBlank(topic.getContent())) {
return _fail("内容不合法");
}
if (topic.getTags() != null && topic.getTags().size() > 10) {
return _fail("最多只能有10个tag");
}
if (0 != dao.count(Topic.class, Cnd.where("title", "=", topic.getTitle().trim()))) {
return _fail("相同标题已经发过了");
}
topic.setTitle(Strings.escapeHtml(topic.getTitle().trim()));
topic.setUserId(userId);
topic.setTop(false);
topic.setTags(new HashSet<String>());
if (topic.getType() == null) topic.setType(TopicType.ask);
topic.setContent(Toolkit.filteContent(topic.getContent()));
String oldContent = topic.getContent();
topic.setContentId(bigContentService.put(topic.getContent()));
topic.setContent(null);
dao.insert(topic);
try {
topic.setContent(oldContent);
topicSearchService.add(topic);
} catch (Exception e) {
}
// 如果是ask类型,把帖子加入到 "未回复"列表
Pipeline pipe = jedis().pipelined();
if (TopicType.ask.equals(topic.getType())) {
pipe.zadd(RKEY_TOPIC_NOREPLY, System.currentTimeMillis(), topic.getId());
}
pipe.zadd(RKEY_TOPIC_UPDATE + topic.getType(), System.currentTimeMillis(), topic.getId());
if (topic.getType() != TopicType.shortit)
pipe.zadd(RKEY_TOPIC_UPDATE_ALL, System.currentTimeMillis(), topic.getId());
pipe.zincrby(RKEY_USER_SCORE, 100, "" + userId);
pipe.sync();
String replyAuthorName = dao.fetch(User.class, userId).getName();
for (Integer watcherId : globalWatcherIds) {
if (watcherId != userId)
pushUser(
watcherId,
"新帖:" + topic.getTitle(),
topic.getId(),
replyAuthorName,
topic.getTitle(),
PushService.PUSH_TYPE_REPLY);
}
updateTopicTypeCount();
return _ok(topic.getId());
}
@Aop("redis")
public boolean updateTags(String topicId, @Param("tags") Set<String> tags) {
if (Strings.isBlank(topicId) || tags == null) {
return false;
}
Topic topic = dao.fetch(Topic.class, topicId);
if (topic == null) return false;
Set<String> oldTags = topic.getTags();
if (oldTags == null) oldTags = new HashSet<>();
log.debugf("update from '%s' to '%s'", oldTags, tags);
topic.setTags(tags);
dao.update(topic, "tags");
Set<String> newTags = new HashSet<>(tags);
newTags.removeAll(oldTags);
Set<String> removeTags = new HashSet<>(oldTags);
;
removeTags.remove(tags);
fillTopic(topic, null);
Date lastReplyTime = topic.getCreateTime();
if (topic.getLastComment() != null) lastReplyTime = topic.getLastComment().getCreateTime();
Pipeline pipe = jedis().pipelined();
for (String tag : removeTags) {
pipe.zrem(RKEY_TOPIC_TAG + tag.toLowerCase().trim(), topic.getId());
pipe.zincrby(RKEY_TOPIC_TAG_COUNT, -1, tag.toLowerCase().trim());
}
for (String tag : newTags) {
pipe.zadd(RKEY_TOPIC_TAG + tag.toLowerCase().trim(), lastReplyTime.getTime(), topic.getId());
pipe.zincrby(RKEY_TOPIC_TAG_COUNT, 1, tag.toLowerCase().trim());
}
pipe.sync();
return true;
}
@Aop("redis")
public CResult addReply(final String topicId, final TopicReply reply, final int userId) {
if (userId < 1) return _fail("请先登录");
if (reply == null || reply.getContent() == null || reply.getContent().trim().isEmpty()) {
return _fail("内容不能为空");
}
final String cnt = reply.getContent().trim();
final Topic topic = dao.fetch(Topic.class, topicId); // TODO 改成只fetch出type属性
if (topic == null) {
return _fail("主题不存在");
}
if (topic.isLock()) {
return _fail("该帖子已经锁定,不能回复");
}
reply.setTopicId(topicId);
reply.setUserId(userId);
reply.setContent(Toolkit.filteContent(reply.getContent()));
reply.setContentId(bigContentService.put(reply.getContent()));
reply.setContent(null);
dao.insert(reply);
// 更新索引
topicSearchService.add(topic);
// 更新topic的时间戳
Pipeline pipe = jedis().pipelined();
if (topic.isTop()) {
pipe.zadd(RKEY_TOPIC_TOP, reply.getCreateTime().getTime(), topicId);
} else {
pipe.zadd(RKEY_TOPIC_UPDATE + topic.getType(), reply.getCreateTime().getTime(), topicId);
pipe.zadd(RKEY_TOPIC_UPDATE_ALL, reply.getCreateTime().getTime(), topicId);
}
pipe.zrem(RKEY_TOPIC_NOREPLY, topicId);
if (topic.getTags() != null) {
for (String tag : topic.getTags()) {
pipe.zadd(
RKEY_TOPIC_TAG + tag.toLowerCase().trim(), reply.getCreateTime().getTime(), topicId);
}
}
pipe.hset(RKEY_REPLY_LAST, topicId, reply.getId());
pipe.zincrby(RKEY_REPLY_COUNT, 1, topicId);
pipe.zincrby(RKEY_USER_SCORE, 10, "" + userId);
pipe.sync();
notifyUsers(topic, reply, cnt, userId);
return _ok(reply.getId());
}
