// 某个wiki页面详细信息
func FindWiki(uri string) map[string]interface{} {
wiki := model.NewWiki()
if err := wiki.Where("uri=" + uri).Find(); err != nil {
logger.Errorln("wiki service FindWiki error:", err)
return nil
}
uids := make(map[int]int)
uids[wiki.Uid] = wiki.Uid
if wiki.Cuid != "" {
cuids := strings.Split(wiki.Cuid, ",")
for _, cuid := range cuids {
tmpUid := util.MustInt(cuid)
uids[tmpUid] = tmpUid
}
}
userMap := getUserInfos(uids)
result := make(map[string]interface{})
util.Struct2Map(result, wiki)
result["user"] = userMap[wiki.Uid]
if wiki.Cuid != "" {
cuids := strings.Split(wiki.Cuid, ",")
cusers := make([]*model.User, len(cuids))
for i, cuid := range cuids {
cusers[i] = userMap[util.MustInt(cuid)]
}
result["cuser"] = cusers
}
return result
}
// 收藏(取消收藏)
// uri: /favorite/{objid:[0-9]+}.json
func FavoriteHandler(rw http.ResponseWriter, req *http.Request) {
vars := mux.Vars(req)
user, _ := filter.CurrentUser(req)
if !util.CheckInt(req.PostForm, "objtype") {
fmt.Fprint(rw, `{"ok": 0, "error":"参数错误"}`)
return
}
var err error
objtype := util.MustInt(req.PostFormValue("objtype"))
collect := util.MustInt(req.PostFormValue("collect"))
if collect == 1 {
err = service.SaveFavorite(user["uid"].(int), util.MustInt(vars["objid"]), objtype)
} else {
err = service.CancelFavorite(user["uid"].(int), util.MustInt(vars["objid"]), objtype)
}
if err != nil {
fmt.Fprint(rw, `{"ok": 0, "error":"`+err.Error()+`""}`)
return
}
fmt.Fprint(rw, `{"ok": 1, "message":"success"}`)
}
// checkRange 检查范围值是否合法。
// src为要检查的值；destRange为目标范围；msg出错时信息参数
func checkRange(src int, destRange string, msg string) (errMsg string) {
parts := strings.SplitN(destRange, ",", 2)
parts[0] = strings.TrimSpace(parts[0])
parts[1] = strings.TrimSpace(parts[1])
min, max := 0, 0
if parts[0] == "" {
max = util.MustInt(parts[1])
if src > max {
errMsg = fmt.Sprintf(msg, max)
}
return
}
if parts[1] == "" {
min = util.MustInt(parts[0])
if src < min {
errMsg = fmt.Sprintf(msg, min)
}
return
}
if min == 0 {
min = util.MustInt(parts[0])
}
if max == 0 {
max = util.MustInt(parts[1])
}
if src < min || src > max {
errMsg = fmt.Sprintf(msg, min, max)
return
}
return
}
// 喜欢（或取消喜欢）
// uri: /like/{objid:[0-9]+}.json
func LikeHandler(rw http.ResponseWriter, req *http.Request) {
vars := mux.Vars(req)
user, _ := filter.CurrentUser(req)
// 入库
err := service.PostComment(util.MustInt(vars["objid"]), util.MustInt(req.FormValue("objtype")), user["uid"].(int), req.FormValue("content"), req.FormValue("objname"))
if err != nil {
fmt.Fprint(rw, `{"errno": 1, "error":"服务器内部错误"}`)
return
}
fmt.Fprint(rw, `{"errno": 0, "error":""}`)
}
// 获得发给某人的短消息（收件箱）
func FindToMsgsByUid(uid string) []map[string]interface{} {
messages, err := model.NewMessage().Where("to=" + uid + " AND tdel=" + model.TdelNotDel).Order("ctime DESC").FindAll()
if err != nil {
logger.Errorln("message service FindToMsgsByUid Error:", err)
return nil
}
uids := make(map[int]int)
ids := make([]int, 0, len(messages))
for _, message := range messages {
uids[message.From] = message.From
if message.Hasread == model.NotRead {
ids = append(ids, message.Id)
}
}
// 标记已读
go MarkHasRead(ids, false, util.MustInt(uid))
userMap := getUserInfos(uids)
result := make([]map[string]interface{}, len(messages))
for i, message := range messages {
tmpMap := make(map[string]interface{})
util.Struct2Map(tmpMap, message)
tmpMap["user"] = userMap[message.From]
// 为了跟系统消息一致
tmpMap["title"] = "发来了一条消息："
result[i] = tmpMap
}
return result
}
// 评论（或回复）
// uri: /comment/{objid:[0-9]+}.json
func CommentHandler(rw http.ResponseWriter, req *http.Request) {
vars := mux.Vars(req)
user, _ := filter.CurrentUser(req)
if !util.CheckInt(req.PostForm, "objtype") {
fmt.Fprint(rw, `{"errno": 1, "error":"参数错误"}`)
return
}
// 入库
comment, err := service.PostComment(user["uid"].(int), util.MustInt(vars["objid"]), req.PostForm)
if err != nil {
fmt.Fprint(rw, `{"errno": 1, "error":"服务器内部错误"}`)
return
}
buf, err := json.Marshal(comment)
if err != nil {
logger.Errorln("[RecentCommentHandler] json.marshal error:", err)
fmt.Fprint(rw, `{"errno": 1, "error":"解析json出错"}`)
return
}
fmt.Fprint(rw, `{"errno": 0, "error":"", "data":`+string(buf)+`}`)
}
// 社区帖子详细页
// uri: /topics/{tid:[0-9]+}
func TopicDetailHandler(rw http.ResponseWriter, req *http.Request) {
vars := mux.Vars(req)
topic, replies, err := service.FindTopicByTid(vars["tid"])
if err != nil {
util.Redirect(rw, req, "/topics")
return
}
likeFlag := 0
hadCollect := 0
user, ok := filter.CurrentUser(req)
if ok {
uid := user["uid"].(int)
tid := topic["tid"].(int)
likeFlag = service.HadLike(uid, tid, model.TYPE_TOPIC)
hadCollect = service.HadFavorite(uid, tid, model.TYPE_TOPIC)
}
service.Views.Incr(req, model.TYPE_TOPIC, util.MustInt(vars["tid"]))
// 设置内容模板
req.Form.Set(filter.CONTENT_TPL_KEY, "/template/topics/detail.html,/template/common/comment.html")
// 设置模板数据
filter.SetData(req, map[string]interface{}{"activeTopics": "active", "topic": topic, "replies": replies, "likeflag": likeFlag, "hadcollect": hadCollect})
}
// 新建帖子
// uri: /topics/new{json:(|.json)}
func NewTopicHandler(rw http.ResponseWriter, req *http.Request) {
nodes := genNodes()
vars := mux.Vars(req)
title := req.FormValue("title")
// 请求新建帖子页面
if title == "" || req.Method != "POST" || vars["json"] == "" {
req.Form.Set(filter.CONTENT_TPL_KEY, "/template/topics/new.html")
filter.SetData(req, map[string]interface{}{"nodes": nodes})
return
}
user, _ := filter.CurrentUser(req)
// 入库
topic := model.NewTopic()
topic.Uid = user["uid"].(int)
topic.Nid = util.MustInt(req.FormValue("nid"))
topic.Title = req.FormValue("title")
topic.Content = req.FormValue("content")
errMsg, err := service.PublishTopic(topic)
if err != nil {
fmt.Fprint(rw, `{"errno": 1, "error":"`, errMsg, `"}`)
return
}
fmt.Fprint(rw, `{"errno": 0, "error":""}`)
}
// 发表评论（或回复）。
// objid 注册的评论对象
// uid 评论人
func PostComment(uid, objid int, form url.Values) (*model.Comment, error) {
comment := model.NewComment()
comment.Objid = objid
objtype := util.MustInt(form.Get("objtype"))
comment.Objtype = objtype
comment.Uid = uid
comment.Content = form.Get("content")
// TODO:评论楼层怎么处理，避免冲突？最后的楼层信息保存在内存中？
// 暂时只是从数据库中取出最后的评论楼层
stringBuilder := util.NewBuffer()
stringBuilder.Append("objid=").AppendInt(objid).Append(" AND objtype=").AppendInt(objtype)
tmpCmt, err := model.NewComment().Where(stringBuilder.String()).Order("ctime DESC").Find()
if err != nil {
logger.Errorln("post comment service error:", err)
return nil, err
} else {
comment.Floor = tmpCmt.Floor + 1
}
// 入评论库
cid, err := comment.Insert()
if err != nil {
logger.Errorln("post comment service error:", err)
return nil, err
}
comment.Cid = cid
comment.Ctime = util.TimeNow()
decodeCmtContent(comment)
// 回调，不关心处理结果（有些对象可能不需要回调）
if commenter, ok := commenters[objtype]; ok {
logger.Debugf("评论[objid:%d] [objtype:%d] [uid:%d] 成功，通知被评论者更新", objid, objtype, uid)
go commenter.UpdateComment(cid, objid, uid, time.Now().Format("2006-01-02 15:04:05"))
}
// 发评论，活跃度+5
go IncUserWeight("uid="+strconv.Itoa(uid), 5)
// 给被评论对象所有者发系统消息
ext := map[string]interface{}{
"objid": objid,
"objtype": objtype,
"cid": cid,
"uid": uid,
}
go SendSystemMsgTo(0, objtype, ext)
// @某人 发系统消息
go SendSysMsgAtUids(form.Get("uid"), ext)
go SendSysMsgAtUsernames(form.Get("usernames"), ext)
return comment, nil
}
func initMaxOnlineNum() {
maxRwMu.Lock()
defer maxRwMu.Unlock()
if maxOnlineNum == 0 {
data, err := ioutil.ReadFile(getDataFile())
if err != nil {
logger.Errorln("read data file error:", err)
return
}
maxOnlineNum = util.MustInt(strings.TrimSpace(string(data)))
}
}
// 喜欢（或取消喜欢）
// uri: /like/{objid:[0-9]+}.json
func LikeHandler(rw http.ResponseWriter, req *http.Request) {
vars := mux.Vars(req)
user, _ := filter.CurrentUser(req)
if !util.CheckInt(req.PostForm, "objtype") || !util.CheckInt(req.PostForm, "flag") {
fmt.Fprint(rw, `{"ok": 0, "error":"参数错误"}`)
return
}
uid := user["uid"].(int)
objid := util.MustInt(vars["objid"])
objtype := util.MustInt(req.PostFormValue("objtype"))
likeFlag := util.MustInt(req.PostFormValue("flag"))
err := service.LikeObject(uid, objid, objtype, likeFlag)
if err != nil {
fmt.Fprint(rw, `{"ok": 0, "error":"服务器内部错误"}`)
return
}
fmt.Fprint(rw, `{"ok": 1, "msg":"success", "data":""}`)
}
// 某节点下的帖子列表
// uri: /topics/node{nid:[0-9]+}
func NodesHandler(rw http.ResponseWriter, req *http.Request) {
page, _ := strconv.Atoi(req.FormValue("p"))
if page == 0 {
page = 1
}
vars := mux.Vars(req)
topics, total := service.FindTopics(page, 0, "nid="+vars["nid"])
pageHtml := service.GetPageHtml(page, total)
// 当前节点信息
node := model.GetNode(util.MustInt(vars["nid"]))
req.Form.Set(filter.CONTENT_TPL_KEY, "/template/topics/node.html")
// 设置模板数据
filter.SetData(req, map[string]interface{}{"activeTopics": "active", "topics": topics, "page": template.HTML(pageHtml), "total": total, "node": node})
}
func doCrawl(wbconf map[string]string, isAll bool) {
crawlUrl := wbconf["incr_url"]
if isAll {
crawlUrl = wbconf["all_url"]
}
listselector := wbconf["listselector"]
resultselector := wbconf["resultselector"]
pageField := wbconf["page_field"]
maxPage := 1
if isAll {
maxPage = util.MustInt(wbconf["max_page"])
}
// 个人博客，一般通过 tag 方式获取，这种处理方式和搜索不一样
if wbconf["keywords"] == "" {
for p := maxPage; p >= 1; p-- {
if pageField == "" {
// 标题不包含 go 等关键词的，也入库
if err := parseArticleList(crawlUrl+strconv.Itoa(p), listselector, resultselector, false); err != nil {
break
}
}
}
return
}
keywords := strings.Split(wbconf["keywords"], ",")
for _, keyword := range keywords {
for p := 1; p <= maxPage; p++ {
page := fmt.Sprintf("&%s=%d", pageField, p)
if err := parseArticleList(crawlUrl+keyword+page, listselector, resultselector, true); err != nil {
logger.Errorln("parse article url error:", err)
break
}
}
}
}
// 发短消息
// uri: /message/send{json:(|.json)}
func SendMessageHandler(rw http.ResponseWriter, req *http.Request) {
vars := mux.Vars(req)
content := req.FormValue("content")
// 请求新建帖子页面
if content == "" || req.Method != "POST" || vars["json"] == "" {
user := service.FindUserByUsername(req.FormValue("username"))
filter.SetData(req, map[string]interface{}{"user": user})
req.Form.Set(filter.CONTENT_TPL_KEY, "/template/messages/send.html")
return
}
user, _ := filter.CurrentUser(req)
to := util.MustInt(req.FormValue("to"))
success := service.SendMessageTo(user["uid"].(int), to, content)
if !success {
fmt.Fprint(rw, `{"errno": 1, "error":"对不起，发送失败，请稍候再试！"}`)
return
}
fmt.Fprint(rw, `{"errno": 0, "error":""}`)
}
// 新建帖子
// uri: /topics/new{json:(|.json)}
func NewTopicHandler(rw http.ResponseWriter, req *http.Request) {
nodes := genNodes()
vars := mux.Vars(req)
content := req.FormValue("content")
// 请求新建帖子页面
if content == "" || req.Method != "POST" || vars["json"] == "" {
req.Form.Set(filter.CONTENT_TPL_KEY, "/template/topics/new.html")
filter.SetData(req, map[string]interface{}{"nodes": nodes})
return
}
// 入库
topic := model.NewTopic()
logger.Traceln("anonymous")
logger.Traceln(req.FormValue("anonymous"))
if req.FormValue("anonymous") == "1" {
topic.Uid, _ = strconv.Atoi(Config["auid"])
} else {
user, _ := filter.CurrentUser(req)
if user != nil {
topic.Uid = user["uid"].(int)
} else {
topic.Uid, _ = strconv.Atoi(Config["auid"])
}
}
logger.Traceln(topic)
topic.Nid = util.MustInt(req.FormValue("nid"))
topic.Title = req.FormValue("title")
topic.Content = req.FormValue("content")
logger.Traceln(topic)
errMsg, err := service.PublishTopic(topic)
logger.Traceln("PublishTopic end")
logger.Traceln(errMsg)
if err != nil {
fmt.Fprint(rw, `{"errno": 1, "error":"`, errMsg, `"}`)
return
}
fmt.Fprint(rw, `{"errno": 0, "error":""}`)
}
// 获取当前(id)博文以及前后博文
func FindArticlesById(idstr string) (curArticle *model.Article, prevNext []*model.Article, err error) {
id := util.MustInt(idstr)
cond := "id BETWEEN ? AND ? AND status!=2"
articles, err := model.NewArticle().Where(cond, id-5, id+5).FindAll()
if err != nil {
logger.Errorln("article service FindArticlesById Error:", err)
return
}
if len(articles) == 0 {
return
}
prevNext = make([]*model.Article, 2)
prevId, nextId := articles[0].Id, articles[len(articles)-1].Id
for _, article := range articles {
if article.Id < id && article.Id > prevId {
prevId = article.Id
prevNext[0] = article
} else if article.Id > id && article.Id < nextId {
nextId = article.Id
prevNext[1] = article
} else if article.Id == id {
curArticle = article
}
}
if prevId == id {
prevNext[0] = nil
}
if nextId == id {
prevNext[1] = nil
}
return
}
// 某个资源详细页
// uri: /resources/{id:[0-9]+}
func ResourceDetailHandler(rw http.ResponseWriter, req *http.Request) {
vars := mux.Vars(req)
resource, comments := service.FindResource(vars["id"])
if len(resource) == 0 {
util.Redirect(rw, req, "/resources")
return
}
likeFlag := 0
hadCollect := 0
user, ok := filter.CurrentUser(req)
if ok {
uid := user["uid"].(int)
id := resource["id"].(int)
likeFlag = service.HadLike(uid, id, model.TYPE_RESOURCE)
hadCollect = service.HadFavorite(uid, id, model.TYPE_RESOURCE)
}
service.Views.Incr(req, model.TYPE_RESOURCE, util.MustInt(vars["id"]))
req.Form.Set(filter.CONTENT_TPL_KEY, "/template/resources/detail.html,/template/common/comment.html")
filter.SetData(req, map[string]interface{}{"activeResources": "active", "resource": resource, "comments": comments, "likeflag": likeFlag, "hadcollect": hadCollect})
}
// 获得某人的系统消息
// 系统消息类型不同，在ext中存放的字段也不一样，如下：
// model.MsgtypeTopicReply/MsgtypeResourceComment/MsgtypeWikiComment存放都为：
// {"uid":xxx,"objid":xxx}
// model.MsgtypeAtMe为：{"uid":xxx,"cid":xxx,"objid":xxx,"objtype":xxx}
func FindSysMsgsByUid(uid string) []map[string]interface{} {
messages, err := model.NewSystemMessage().Where("to=" + uid).Order("ctime DESC").FindAll()
if err != nil {
logger.Errorln("message service FindSysMsgsByUid Error:", err)
return nil
}
uids := make(map[int]int)
tids := make(map[int]int)
resIds := make(map[int]int)
wikiIds := make(map[int]int)
// 评论ID
cids := make(map[int]int)
ids := make([]int, 0, len(messages))
for _, message := range messages {
ext := message.Ext()
if val, ok := ext["uid"]; ok {
uid := int(val.(float64))
uids[uid] = uid
}
var objid int
if val, ok := ext["objid"]; ok {
objid = int(val.(float64))
}
switch message.Msgtype {
case model.MsgtypeTopicReply:
tids[objid] = objid
case model.MsgtypeWikiComment:
wikiIds[objid] = objid
case model.MsgtypeAtMe:
objTypeFloat := ext["objtype"].(float64)
switch int(objTypeFloat) {
case model.TYPE_TOPIC:
tids[objid] = objid
case model.TYPE_BLOG:
//tids[objid] = objid
case model.TYPE_RESOURCE:
resIds[objid] = objid
case model.TYPE_WIKI:
wikiIds[objid] = objid
}
}
if val, ok := ext["cid"]; ok {
cid := int(val.(float64))
cids[cid] = cid
}
if message.Hasread == "未读" {
ids = append(ids, message.Id)
}
}
// 标记已读
go MarkHasRead(ids, true, util.MustInt(uid))
userMap := getUserInfos(uids)
commentMap := getComments(cids)
topicMap := getTopics(tids)
result := make([]map[string]interface{}, len(messages))
for i, message := range messages {
tmpMap := make(map[string]interface{})
// 某条信息的提示（标题）
title := ""
ext := message.Ext()
if val, ok := ext["objid"]; ok {
objTitle := ""
objUrl := ""
objid := int(val.(float64))
switch message.Msgtype {
case model.MsgtypeTopicReply:
objTitle = topicMap[objid].Title
objUrl = "/topics/" + strconv.Itoa(topicMap[objid].Tid)
title = "回复了你的主题："
case model.MsgtypeAtMe:
title = "评论时提到了你，在"
switch int(ext["objtype"].(float64)) {
case model.TYPE_TOPIC:
objTitle = topicMap[objid].Title
objUrl = "/topics/" + strconv.Itoa(topicMap[objid].Tid)
title += "主题："
}
}
tmpMap["objtitle"] = objTitle
tmpMap["objurl"] = objUrl
}
tmpMap["ctime"] = message.Ctime
tmpMap["id"] = message.Id
tmpMap["hasread"] = message.Hasread
if val, ok := ext["uid"]; ok {
tmpMap["user"] = userMap[int(val.(float64))]
}
// content 和 cid不会同时存在
if val, ok := ext["content"]; ok {
tmpMap["content"] = val.(string)
} else if val, ok := ext["cid"]; ok {
tmpMap["content"] = decodeCmtContent(commentMap[int(val.(float64))])
}
tmpMap["title"] = title
result[i] = tmpMap
}
return result
}
// 某个分类的资源列表
// uri: /resources/cat/{catid:[0-9]+}
func CatResourcesHandler(rw http.ResponseWriter, req *http.Request) {
vars := mux.Vars(req)
catid := vars["catid"]
page, _ := strconv.Atoi(req.FormValue("p"))
if page == 0 {
page = 1
}
resources, total := service.FindResourcesByCatid(catid, page)
pageHtml := service.GetPageHtml(page, total, req.URL.Path)
req.Form.Set(filter.CONTENT_TPL_KEY, "/template/resources/index.html")
filter.SetData(req, map[string]interface{}{"activeResources": "active", "resources": resources, "categories": service.AllCategory, "page": template.HTML(pageHtml), "curCatid": util.MustInt(catid)})
}
