// 获取由用户发布的评论
// @page: 从1开始
func Comment_ByUser(userId int64, page, pagesize int) []Comment {
if page < 1 {
page = 1
}
page = page - 1
if pagesize == 0 {
pagesize = 20
}
var db *goku.MysqlDB = GetDB()
defer db.Close()
qi := goku.SqlQueryInfo{}
qi.Limit = pagesize
qi.Offset = page * pagesize
qi.Where = "`user_id`=?"
qi.Params = []interface{}{userId}
qi.Order = "id desc"
var comments []Comment
err := db.GetStructs(&comments, qi)
if err != nil {
goku.Logger().Errorln(err.Error())
return nil
}
return comments
}
// 获取用户列表.
// @page: 从1开始的页数
// @return: users, total-count, err
func User_GetList(page, pagesize int, order string) ([]User, int64, error) {
var db *goku.MysqlDB = GetDB()
defer db.Close()
page, pagesize = utils.PageCheck(page, pagesize)
qi := goku.SqlQueryInfo{}
qi.Limit = pagesize
qi.Offset = pagesize * page
if order == "" {
qi.Order = "id desc"
} else {
qi.Order = order
}
var users []User
err := db.GetStructs(&users, qi)
if err != nil {
goku.Logger().Errorln(err.Error())
return nil, 0, err
}
total, err := db.Count("user", "")
if err != nil {
goku.Logger().Errorln(err.Error())
}
return users, total, nil
}
// @page: 从1开始
// @return: comments, total-count, err
func Comment_GetByPage(page, pagesize int, order string) ([]Comment, int64, error) {
var db *goku.MysqlDB = GetDB()
defer db.Close()
page, pagesize = utils.PageCheck(page, pagesize)
qi := goku.SqlQueryInfo{}
qi.Limit = pagesize
qi.Offset = page * pagesize
if order == "" {
qi.Order = "id desc"
} else {
qi.Order = order
}
var comments []Comment
err := db.GetStructs(&comments, qi)
if err != nil {
goku.Logger().Errorln(err.Error())
return nil, 0, err
}
total, err := db.Count("comment", "")
if err != nil {
goku.Logger().Errorln(err.Error())
}
return comments, total, nil
}
func GetTodoLists() (*[]Todo, error) {
var db *goku.MysqlDB = GetDB()
defer db.Close()
qi := goku.SqlQueryInfo{}
qi.Order = "finished asc, id desc"
var todos []Todo
err := db.GetStructs(&todos, qi)
return &todos, err
}
func Topic_GetTops(page, pagesize int) ([]Topic, error) {
var db *goku.MysqlDB = GetDB()
defer db.Close()
qi := goku.SqlQueryInfo{}
qi.Order = "link_count desc"
var topics []Topic
err := db.GetStructs(&topics, qi)
if err != nil {
goku.Logger().Errorln(err.Error())
}
return topics, err
}
// 获取link的评论
func Comment_ForLink(linkId int64) []Comment {
var db *goku.MysqlDB = GetDB()
defer db.Close()
qi := goku.SqlQueryInfo{}
qi.Where = "`link_id`=?"
qi.Params = []interface{}{linkId}
qi.Order = "id asc"
var comments []Comment
err := db.GetStructs(&comments, qi)
if err != nil {
goku.Logger().Errorln(err.Error())
return nil
}
return comments
}
func User_GetByIds(ids []int64) ([]User, error) {
var db *goku.MysqlDB = GetDB()
defer db.Close()
users := []User{}
qi := goku.SqlQueryInfo{}
sids := ""
for _, id := range ids {
sids += "," + strconv.FormatInt(id, 10)
}
qi.Where = "id in (" + sids[1:] + ")"
// qi.Params = []interface{}{ids}
err := db.GetStructs(&users, qi)
if err != nil {
goku.Logger().Errorln("User_GetByIds error:", err.Error())
return nil, err
}
return users, nil
}
// 获取由用户发布的link
// @page: 从1开始
func Link_ByUser(userId int64, page, pagesize int) []Link {
var db *goku.MysqlDB = GetDB()
defer db.Close()
page, pagesize = utils.PageCheck(page, pagesize)
qi := goku.SqlQueryInfo{}
qi.Limit = pagesize
qi.Offset = page * pagesize
qi.Where = "`user_id`=? and `status`=0"
qi.Params = []interface{}{userId}
qi.Order = "id desc"
var links []Link
err := db.GetStructs(&links, qi)
if err != nil {
goku.Logger().Errorln(err.Error())
return nil
}
return links
}
// 转换为用于view显示用的实例
func Link_ToVLink(links []Link, ctx *goku.HttpContext) []VLink {
if links == nil || len(links) < 1 {
return nil
}
var userId int64
if user, ok := ctx.Data["user"].(*User); ok && user != nil {
userId = user.Id
}
l := len(links)
vlinks := make([]VLink, l, l)
uids := make([]string, l, l)
lids := make([]string, l, l)
lindex := make(map[int64]*VLink)
for i, link := range links {
uids[i] = strconv.FormatInt(link.UserId, 10)
lids[i] = strconv.FormatInt(link.Id, 10)
vlinks[i] = VLink{Link: link}
lindex[link.Id] = &(vlinks[i])
}
var db *goku.MysqlDB = GetDB()
defer db.Close()
// 添加用户信息
userIndex := make(map[int64]*User)
qi := goku.SqlQueryInfo{}
qi.Where = fmt.Sprintf("`id` in (%v)", strings.Join(uids, ","))
var users []User
err := db.GetStructs(&users, qi)
if err != nil {
goku.Logger().Errorln(err.Error())
} else if users != nil {
for i, _ := range users {
user := &users[i]
userIndex[user.Id] = user
}
}
for i, _ := range vlinks {
link := &vlinks[i]
if user, ok := userIndex[link.UserId]; ok {
link.user = user
if user.Id == userId {
link.SharedByMe = true
}
}
}
// 添加投票信息
if userId > 0 {
qi = goku.SqlQueryInfo{}
qi.Where = fmt.Sprintf("`user_id`=%v AND `link_id` in (%v)", userId, strings.Join(lids, ","))
var srs []LinkSupportRecord
err = db.GetStructs(&srs, qi)
if err != nil {
goku.Logger().Errorln(err.Error())
} else if srs != nil {
for _, sr := range srs {
if sr.Score == 1 {
lindex[sr.LinkId].VoteUped = true
} else if sr.Score == -1 {
lindex[sr.LinkId].VoteDowned = true
}
}
}
// 添加收藏信息
qi.Fields = "link_id"
rows, err := db.Select("user_favorite_link", qi)
if err != nil {
goku.Logger().Errorln(err.Error())
} else {
var linkId int64
for rows.Next() {
err = rows.Scan(&linkId)
if err != nil {
goku.Logger().Errorln(err.Error())
continue
}
lindex[linkId].Favorited = true
}
}
}
return vlinks
}
