func ShowNews(newsIdHex, userIdHex string) (apiNews *duoerlapi.News, err error) {
newsId, err := utils.ToObjectId(newsIdHex)
if err != nil {
utils.PrintStackAndError(err)
return
}
dbNews, err := news.FindById(newsId)
if err != nil {
utils.PrintStackAndError(err)
return
}
brand, err := brands.FindById(dbNews.BrandId)
if err != nil {
utils.PrintStackAndError(err)
return
}
author, err := users.FindById(dbNews.AuthorId)
if err != nil {
utils.PrintStackAndError(err)
return
}
apiNews = toApiNews(dbNews, brand, author)
return
}
func AuthenticateUser() Middleware {
return func(env Env, app App) (status Status, headers Headers, body Body) {
userId := services.FetchUserIdFromSession(env)
if userId != "" {
if user, _ := users.FindById(bson.ObjectIdHex(userId)); user != nil {
services.PutUserToEnv(env, user)
}
}
return app(env)
}
}
func HardAuthenUser() Middleware {
return func(env Env, app App) (status Status, headers Headers, body Body) {
userId := services.FetchUserIdFromSession(env)
if userId == "" {
return Redirect(http.StatusFound, "/logout")
}
user, _ := users.FindById(bson.ObjectIdHex(userId))
if user == nil {
return Redirect(http.StatusFound, "/logout")
}
services.PutUserToEnv(env, user)
return app(env)
}
}
func ShowProduct(productId, userId string) (apiProduct *duoerlapi.Product, err error) {
productOId, err := utils.ToObjectId(productId)
if err != nil {
utils.PrintStackAndError(err)
return
}
product, err := products.FindById(productOId)
if err != nil {
utils.PrintStackAndError(err)
return
}
brand, err := brands.FindById(product.BrandId)
if err != nil {
utils.PrintStackAndError(err)
return
}
author, err := users.FindById(product.AuthorId)
if err != nil {
utils.PrintStackAndError(err)
return
}
apiProduct = toApiProduct(product, brand, author)
// Not login user
if userId == "" {
return
}
if wishItem, _ := GetWishItem(userId, productId); wishItem != nil {
apiProduct.HasWished = true
}
if ownItem, _ := GetOwnItem(userId, productId); ownItem != nil {
apiProduct.HasOwned = true
}
return
}
func ShowNote(noteIdHex, userIdHex string) (apiNote *duoerlapi.Note, err error) {
noteId, err := utils.ToObjectId(noteIdHex)
if err != nil {
utils.PrintStackAndError(err)
return
}
note, err := notes.FindById(noteId)
if err != nil {
utils.PrintStackAndError(err)
return
}
author, err := users.FindById(note.AuthorId)
if err != nil {
utils.PrintStackAndError(err)
return
}
apiNote = toApiNote(note, author)
return
}