func (c Topic) EditPost(id int64, topic models.Topic, category int64) revel.Result {
user := c.user()
if has, _ := engine.Where("id = ? AND user_id = ?", id, user.Id).Get(&models.Topic{}); !has {
return c.Forbidden("抱歉，您没有权限")
}
topic.Validate(c.Validation)
if c.Validation.HasErrors() {
c.Validation.Keep()
c.FlashParams()
return c.Redirect(routes.Topic.Edit(id))
}
topic.Category = models.Category{Id: category}
aff, _ := engine.Id(id).Cols("title", "category_id", "content").Update(&topic)
if aff > 0 {
c.Flash.Success("编辑帖子成功")
cache.Flush()
} else {
c.Flash.Error("编辑帖子失败")
}
return c.Redirect(routes.Topic.Show(id))
}
// 帖子详细
func (c Topic) Show(id int64) revel.Result {
topic := new(models.Topic)
str := strconv.Itoa(int(id))
if err := cache.Get("topic"+str, &topic); err != nil {
has, _ := c.Engine.Id(id).Get(topic)
if !has {
return c.NotFound("帖子不存在")
}
go cache.Set("topic"+str, topic, cache.FOREVER)
}
topic.Hits += 1
c.Engine.Id(id).Cols("hits").Update(topic)
replies := c.getReplies(id)
title := topic.Title
return c.Render(title, topic, replies)
}
func (c Topic) EditPost(id int64, topic models.Topic, category int64) revel.Result {
topic.Validate(c.Validation)
if c.Validation.HasErrors() {
c.Validation.Keep()
c.FlashParams()
return c.Redirect(routes.Topic.Edit(id))
}
topic.Category = models.Category{Id: category}
aff, _ := c.Engine.Id(id).Cols("title", "category_id", "content").Update(&topic)
if aff > 0 {
c.Flash.Success("编辑帖子成功")
cache.Flush()
} else {
c.Flash.Error("编辑帖子失败")
}
return c.Redirect(routes.Topic.Show(id))
}
func (c Topic) NewPost(topic models.Topic, category int64) revel.Result {
topic.Validate(c.Validation)
if c.Validation.HasErrors() {
c.Validation.Keep()
c.FlashParams()
return c.Redirect(routes.Topic.New())
}
topic.User = models.User{Id: c.user().Id}
topic.Category = models.Category{Id: category}
aff, _ := c.Engine.Insert(&topic)
if aff > 0 {
c.Flash.Success("发表新帖成功")
cache.Flush()
} else {
c.Flash.Error("发表新帖失败")
}
return c.Redirect(routes.Topic.Index(1))
}