// 最新博文
// uri: /articles/recent.json
func RecentArticleHandler(rw http.ResponseWriter, req *http.Request) {
limit := req.FormValue("limit")
if limit == "" {
limit = "10"
}
recentArticles := service.FindArticles("0", limit)
buf, err := json.Marshal(recentArticles)
if err != nil {
logger.Errorln("[RecentArticleHandler] json.marshal error:", err)
fmt.Fprint(rw, `{"ok": 0, "error":"解析json出错"}`)
return
}
fmt.Fprint(rw, `{"ok": 1, "data":`+string(buf)+`}`)
}
// 首页
func IndexHandler(rw http.ResponseWriter, req *http.Request) {
// nodes := service.GenNodes()
num := 10
topicsList := make([]map[string]interface{}, num)
// 置顶的topic
topTopics, _ := service.FindTopics(1, num, "top=1", "ctime DESC")
if len(topTopics) < num {
// 获取最新帖子
newTopics, _ := service.FindTopics(1, num-len(topTopics), "top=0", "ctime DESC")
topicsList = append(topTopics, newTopics...)
}
// 获取热门帖子
//hotTopics := service.FindHotTopics()
// 获得最新博文
// blogs := service.FindNewBlogs()
recentArticles := service.FindArticles("0", "10")
// 获取当前用户喜欢对象信息
var likeFlags map[int]int
if len(recentArticles) > 0 {
user, ok := filter.CurrentUser(req)
if ok {
uid := user["uid"].(int)
likeFlags, _ = service.FindUserLikeObjects(uid, model.TYPE_ARTICLE, recentArticles[0].Id, recentArticles[len(recentArticles)-1].Id)
}
}
// Golang 资源
resources := service.FindResources("0", "10")
/*
start, end := 0, len(resources)
if n := end - 10; n > 0 {
start = rand.Intn(n)
end = start + 10
}
*/
// 设置内容模板
req.Form.Set(filter.CONTENT_TPL_KEY, "/template/index.html")
// 设置模板数据
filter.SetData(req, map[string]interface{}{"topics": topicsList, "articles": recentArticles, "likeflags": likeFlags, "resources": resources})
}
// 网友文章列表页
// uri: /articles
func ArticlesHandler(rw http.ResponseWriter, req *http.Request) {
limit := 20
lastId := req.FormValue("lastid")
if lastId == "" {
lastId = "0"
}
articles := service.FindArticles(lastId, "25")
if articles == nil {
// TODO:服务暂时不可用？
}
num := len(articles)
if num == 0 {
if lastId == "0" {
util.Redirect(rw, req, "/")
} else {
util.Redirect(rw, req, "/articles")
}
return
}
var (
hasPrev, hasNext bool
prevId, nextId int
)
if lastId != "0" {
prevId, _ = strconv.Atoi(lastId)
// 避免因为文章下线，导致判断错误（所以 > 5）
if prevId-articles[0].Id > 5 {
hasPrev = false
} else {
prevId += limit
hasPrev = true
}
}
if num > limit {
hasNext = true
articles = articles[:limit]
nextId = articles[limit-1].Id
} else {
nextId = articles[num-1].Id
}
pageInfo := map[string]interface{}{
"has_prev": hasPrev,
"prev_id": prevId,
"has_next": hasNext,
"next_id": nextId,
}
// 获取当前用户喜欢对象信息
user, ok := filter.CurrentUser(req)
var likeFlags map[int]int
if ok {
uid := user["uid"].(int)
likeFlags, _ = service.FindUserLikeObjects(uid, model.TYPE_ARTICLE, articles[0].Id, nextId)
}
req.Form.Set(filter.CONTENT_TPL_KEY, "/template/articles/list.html")
// 设置模板数据
filter.SetData(req, map[string]interface{}{"articles": articles, "activeArticles": "active", "page": pageInfo, "likeflags": likeFlags})
}