// 获得回复最多的10条帖子(TODO:避免一直显示相同的)
func FindHotTopics() []map[string]interface{} {
topicExList, err := model.NewTopicEx().Order("reply DESC").Limit("0,10").FindAll()
if err != nil {
logger.Errorln("topic service FindHotReplies error:", err)
return nil
}
tidMap := make(map[int]int, len(topicExList))
topicExMap := make(map[int]*model.TopicEx, len(topicExList))
for _, topicEx := range topicExList {
tidMap[topicEx.Tid] = topicEx.Tid
topicExMap[topicEx.Tid] = topicEx
}
tids := util.MapIntKeys(tidMap)
topics := FindTopicsByTids(tids)
if topics == nil {
return nil
}
uidMap := make(map[int]int, len(topics))
for _, topic := range topics {
uidMap[topic.Uid] = topic.Uid
}
userMap := getUserInfos(uidMap)
result := make([]map[string]interface{}, len(topics))
for i, topic := range topics {
oneTopic := make(map[string]interface{})
util.Struct2Map(oneTopic, topic)
util.Struct2Map(oneTopic, topicExMap[topic.Tid])
oneTopic["user"] = userMap[topic.Uid]
result[i] = oneTopic
}
return result
}
// 更新该主题的喜欢数
// objid：被喜欢对象id；num: 喜欢数(负数表示取消喜欢)
func (self TopicLike) UpdateLike(objid, num int) {
// 更新喜欢数（TODO：暂时每次都更新表）
err := model.NewTopicEx().Where("tid=?", objid).Increment("like", num)
if err != nil {
logger.Errorln("更新主题喜欢数失败：", err)
}
}
// 获得帖子详细信息（包括详细回复）
// 为了避免转换，tid传string类型
func FindTopicByTid(tid string) (topicMap map[string]interface{}, replies []map[string]interface{}, err error) {
condition := "tid=" + tid
// 帖子信息
topic := model.NewTopic()
err = topic.Where(condition).Find()
if err != nil {
logger.Errorln("topic service FindTopicByTid Error:", err)
return
}
// 帖子不存在
if topic.Tid == 0 {
return
}
topicMap = make(map[string]interface{})
util.Struct2Map(topicMap, topic)
topicEx := model.NewTopicEx()
err = topicEx.Where(condition).Find()
if err != nil {
logger.Errorln("topic service FindTopicByTid Error:", err)
return
}
if topicEx.Tid == 0 {
return
}
util.Struct2Map(topicMap, topicEx)
// 节点名字
topicMap["node"] = model.GetNodeName(topic.Nid)
// 回复信息（评论）
replyList, err := model.NewComment().Where("objid=" + tid + " and objtype=" + strconv.Itoa(model.TYPE_TOPIC)).FindAll()
if err != nil {
logger.Errorln("topic service FindTopicByTid Error:", err)
return
}
replyNum := len(replyList)
uids := make(map[int]int, replyNum+1)
uids[topic.Uid] = topic.Uid
for _, reply := range replyList {
uids[reply.Uid] = reply.Uid
}
// 获得用户信息
userMap := getUserInfos(uids)
topicMap["user"] = userMap[topic.Uid]
// 有人回复
if topic.Lastreplyuid != 0 {
topicMap["lastreplyusername"] = userMap[topicMap["lastreplyuid"].(int)].Username
}
replies = make([]map[string]interface{}, 0, replyNum)
for _, reply := range replyList {
tmpMap := make(map[string]interface{})
util.Struct2Map(tmpMap, reply)
tmpMap["user"] = userMap[reply.Uid]
replies = append(replies, tmpMap)
}
return
}
// 索引帖子
func IndexingTopic(isAll bool) {
solrClient := NewSolrClient()
topicObj := model.NewTopic()
topicExObj := model.NewTopicEx()
limit := strconv.Itoa(MaxRows)
if isAll {
id := 0
for {
topicList, err := topicObj.Where("tid>?", id).Limit(limit).FindAll()
if err != nil {
logger.Errorln("IndexingTopic error:", err)
break
}
if len(topicList) == 0 {
break
}
tids := util.Models2Intslice(topicList, "Tid")
tmpStr := strings.Repeat("?,", len(tids))
query := "tid in(" + tmpStr[:len(tmpStr)-1] + ")"
args := make([]interface{}, len(tids))
for i, tid := range tids {
args[i] = tid
}
topicExList, err := topicExObj.Where(query, args...).FindAll()
if err != nil {
logger.Errorln("IndexingTopic error:", err)
break
}
topicExMap := make(map[int]*model.TopicEx, len(topicExList))
for _, topicEx := range topicExList {
topicExMap[topicEx.Tid] = topicEx
}
for _, topic := range topicList {
if id < topic.Tid {
id = topic.Tid
}
topicEx, _ := topicExMap[topic.Tid]
document := model.NewDocument(topic, topicEx)
addCommand := model.NewDefaultArgsAddCommand(document)
solrClient.Push(addCommand)
}
solrClient.Post()
}
}
}
// 更新该帖子的回复信息
// cid：评论id；objid：被评论对象id；uid：评论者；cmttime：评论时间
func (self TopicComment) UpdateComment(cid, objid, uid int, cmttime string) {
tid := strconv.Itoa(objid)
// 更新最后回复信息
stringBuilder := util.NewBuffer().Append("lastreplyuid=").AppendInt(uid).Append(",lastreplytime=").Append(cmttime)
err := model.NewTopic().Set(stringBuilder.String()).Where("tid=" + tid).Update()
if err != nil {
logger.Errorln("更新帖子最后回复人信息失败：", err)
}
// 更新回复数（TODO：暂时每次都更新表）
err = model.NewTopicEx().Where("tid="+tid).Increment("reply", 1)
if err != nil {
logger.Errorln("更新帖子回复数失败：", err)
}
}
// 获得主题详细信息（包括详细回复）
// 为了避免转换，tid传string类型
func FindTopicByTid(tid string) (topicMap map[string]interface{}, replies []map[string]interface{}, err error) {
condition := "tid=" + tid
// 主题信息
topic := model.NewTopic()
err = topic.Where(condition).Find()
if err != nil {
logger.Errorln("topic service FindTopicByTid Error:", err)
return
}
// 主题不存在
if topic.Tid == 0 {
err = errors.New("The topic of tid is not exists")
return
}
topicMap = make(map[string]interface{})
util.Struct2Map(topicMap, topic)
// 解析内容中的 @
topicMap["content"] = decodeTopicContent(topic)
topicEx := model.NewTopicEx()
err = topicEx.Where(condition).Find()
if err != nil {
logger.Errorln("topic service FindTopicByTid Error:", err)
return
}
if topicEx.Tid == 0 {
return
}
util.Struct2Map(topicMap, topicEx)
// 节点名字
topicMap["node"] = GetNodeName(topic.Nid)
// 回复信息（评论）
replies, owerUser, lastReplyUser := FindObjComments(tid, strconv.Itoa(model.TYPE_TOPIC), topic.Uid, topic.Lastreplyuid)
topicMap["user"] = owerUser
// 有人回复
if topic.Lastreplyuid != 0 {
topicMap["lastreplyusername"] = lastReplyUser.Username
}
if topic.EditorUid != 0 {
topicMap["editor_username"] = FindUsernameByUid(topic.EditorUid)
}
return
}
// flush 将浏览数刷入数据库中
func (this *view) flush() {
this.locker.Lock()
defer this.locker.Unlock()
objid := strconv.Itoa(this.objid)
switch this.objtype {
case model.TYPE_TOPIC:
model.NewTopicEx().Where("tid="+objid).Increment("view", this.num)
case model.TYPE_ARTICLE:
model.NewArticle().Where("id="+objid).Increment("viewnum", this.num)
case model.TYPE_RESOURCE:
model.NewResourceEx().Where("id="+objid).Increment("viewnum", this.num)
case model.TYPE_PROJECT:
model.NewOpenProject().Where("id="+objid).Increment("viewnum", this.num)
}
this.num = 0
}
// 发布帖子。入topics和topics_ex库
func PublishTopic(topic *model.Topic) (errMsg string, err error) {
tid, err := topic.Insert()
if err != nil {
errMsg = "内部服务器错误"
logger.Errorln(errMsg, "：", err)
return
}
// 存扩展信息
topicEx := model.NewTopicEx()
topicEx.Tid = tid
_, err = topicEx.Insert()
if err != nil {
errMsg = "内部服务器错误"
logger.Errorln(errMsg, "：", err)
return
}
return
}
// 发布帖子。入topics和topics_ex库
func PublishTopic(topic *model.Topic) (errMsg string, err error) {
tid, err := topic.Insert()
if err != nil {
errMsg = "内部服务器错误"
logger.Errorln(errMsg, "：", err)
return
}
// 存扩展信息
topicEx := model.NewTopicEx()
topicEx.Tid = tid
_, err = topicEx.Insert()
if err != nil {
errMsg = "内部服务器错误"
logger.Errorln(errMsg, "：", err)
return
}
// 发布帖子，活跃度+10
go IncUserWeight("uid="+strconv.Itoa(topic.Uid), 10)
return
}
// 获得帖子详细信息（包括详细回复）
// 为了避免转换，tid传string类型
func FindTopicByTid(tid string) (topicMap map[string]interface{}, replies []map[string]interface{}, err error) {
condition := "tid=" + tid
// 帖子信息
topic := model.NewTopic()
err = topic.Where(condition).Find()
if err != nil {
logger.Errorln("topic service FindTopicByTid Error:", err)
return
}
// 帖子不存在
if topic.Tid == 0 {
return
}
topicMap = make(map[string]interface{})
util.Struct2Map(topicMap, topic)
topicEx := model.NewTopicEx()
err = topicEx.Where(condition).Find()
if err != nil {
logger.Errorln("topic service FindTopicByTid Error:", err)
return
}
if topicEx.Tid == 0 {
return
}
util.Struct2Map(topicMap, topicEx)
// 节点名字
topicMap["node"] = model.GetNodeName(topic.Nid)
// 回复信息（评论）
replies, owerUser, lastReplyUser := FindObjComments(tid, strconv.Itoa(model.TYPE_TOPIC), topic.Uid, topic.Lastreplyuid)
topicMap["user"] = owerUser
// 有人回复
if topic.Lastreplyuid != 0 {
topicMap["lastreplyusername"] = lastReplyUser.Username
}
return
}
// 增加话题浏览数（TODO:刷屏暂时不处理）
func IncrTopicView(tid string, uid int) {
model.NewTopicEx().Where("tid="+tid).Increment("view", 1)
}
func FindTopicsByWhere(where, order, limit string) (topics []map[string]interface{}, total int) {
topicObj := model.NewTopic()
if where != "" {
topicObj.Where(where)
}
if order != "" {
topicObj.Order(order)
}
if limit != "" {
topicObj.Limit(limit)
}
topicList, err := topicObj.FindAll()
if err != nil {
logger.Errorln("topic service topicObj.FindAll Error:", err)
return
}
// 获得总帖子数
total, err = topicObj.Count()
if err != nil {
logger.Errorln("topic service topicObj.Count Error:", err)
return
}
count := len(topicList)
tids := make([]int, count)
uids := make(map[int]int)
nids := make([]int, count)
for i, topic := range topicList {
tids[i] = topic.Tid
uids[topic.Uid] = topic.Uid
if topic.Lastreplyuid != 0 {
uids[topic.Lastreplyuid] = topic.Lastreplyuid
}
nids[i] = topic.Nid
}
// 获取扩展信息（计数）
topicExList, err := model.NewTopicEx().Where("tid in(" + util.Join(tids, ",") + ")").FindAll()
if err != nil {
logger.Errorln("topic service NewTopicEx FindAll Error:", err)
return
}
topicExMap := make(map[int]*model.TopicEx, len(topicExList))
for _, topicEx := range topicExList {
topicExMap[topicEx.Tid] = topicEx
}
userMap := getUserInfos(uids)
// 获取节点信息
nodes := model.GetNodesName(nids)
topics = make([]map[string]interface{}, count)
for i, topic := range topicList {
tmpMap := make(map[string]interface{})
util.Struct2Map(tmpMap, topic)
util.Struct2Map(tmpMap, topicExMap[topic.Tid])
tmpMap["user"] = userMap[topic.Uid]
// 有人回复
if tmpMap["lastreplyuid"].(int) != 0 {
tmpMap["lastreplyusername"] = userMap[tmpMap["lastreplyuid"].(int)].Username
}
tmpMap["node"] = nodes[tmpMap["nid"].(int)]
topics[i] = tmpMap
}
return
}
// 发布主题。入topics和topics_ex库
func PublishTopic(user map[string]interface{}, form url.Values) (err error) {
uid := user["uid"].(int)
topic := model.NewTopic()
if form.Get("tid") != "" {
err = topic.Where("tid=?", form.Get("tid")).Find()
if err != nil {
logger.Errorln("Publish Topic find error:", err)
return
}
isAdmin := false
if _, ok := user["isadmin"]; ok {
isAdmin = user["isadmin"].(bool)
}
if topic.Uid != uid && !isAdmin {
err = NotModifyAuthorityErr
return
}
_, err = ModifyTopic(user, form)
if err != nil {
logger.Errorln("Publish Topic error:", err)
return
}
} else {
util.ConvertAssign(topic, form)
topic.Uid = uid
topic.Ctime = util.TimeNow()
var tid int
tid, err = topic.Insert()
if err != nil {
logger.Errorln("Publish Topic error:", err)
return
}
// 存扩展信息
topicEx := model.NewTopicEx()
topicEx.Tid = tid
_, err = topicEx.Insert()
if err != nil {
logger.Errorln("Insert TopicEx error:", err)
return
}
// 给 被@用户 发系统消息
ext := map[string]interface{}{
"objid": tid,
"objtype": model.TYPE_TOPIC,
"uid": user["uid"],
"msgtype": model.MsgtypePublishAtMe,
}
go SendSysMsgAtUsernames(form.Get("usernames"), ext)
// 发布主题，活跃度+10
go IncUserWeight("uid="+strconv.Itoa(uid), 10)
}
return
}