Golang Category.Read方法代碼示例

func (form *PostAdminForm) Valid(v *validation.Validation) {
	user := models.User{Id: form.User}
	if user.Read() != nil {
		v.SetError("User", "admin.not_found_by_id")
	}

	user.Id = form.LastReply
	if user.Read() != nil {
		v.SetError("LastReply", "admin.not_found_by_id")
	}

	user.Id = form.LastAuthor
	if user.Read() != nil {
		v.SetError("LastReply", "admin.not_found_by_id")
	}

	topic := models.Topic{Id: form.Topic}
	if topic.Read() != nil {
		v.SetError("Topic", "admin.not_found_by_id")
	}

	cat := models.Category{Id: form.Category}
	if cat.Read() != nil {
		v.SetError("Category", "admin.not_found_by_id")
	}

	if len(i18n.GetLangByIndex(form.Lang)) == 0 {
		v.SetError("Lang", "Not Found")
	}
}

// Get implemented Get method for HomeRouter.
func (this *PostListRouter) Category() {
	this.TplName = "post/category.html"

	slug := this.GetString(":slug")
	cat := models.Category{Slug: slug}
	if err := cat.Read("Slug"); err != nil {
		this.Abort("404")
		return
	}

	pers := 25

	qs := models.Posts().Filter("Category", &cat)
	qs = this.postsFilter(qs)

	cnt, _ := models.CountObjects(qs)
	pager := this.SetPaginator(pers, cnt)

	qs = qs.OrderBy("-Created").Limit(pers, pager.Offset()).RelatedSel()

	var posts []models.Post
	models.ListObjects(qs, &posts)

	this.Data["Posts"] = posts
	this.Data["Category"] = &cat
	this.Data["CategorySlug"] = cat.Slug
	this.Data["IsCategory"] = true

	var cats []models.Category
	this.setCategories(&cats)

	var topics []models.Topic
	this.setTopicsOfCat(&topics, &cat)
}

func (this *PostRouter) NewPost() {
	this.TplNames = "post/new.html"

	if this.CheckActiveRedirect() {
		return
	}

	form := post.PostForm{Locale: this.Locale}
	topicSlug := this.GetString("topic")
	if len(topicSlug) > 0 {
		topic := models.Topic{Slug: topicSlug}
		err := topic.Read("Slug")
		if err == nil {
			form.Topic = topic.Id
			form.Category = topic.Category.Id
			post.ListTopicsOfCategory(&form.Topics, &models.Category{Id: form.Category})
			this.Data["Topic"] = &topic
		} else {
			this.Redirect(setting.AppUrl, 302)
		}
	} else {
		catSlug := this.GetString("category")
		if len(catSlug) > 0 {
			category := models.Category{Slug: catSlug}
			category.Read("Slug")
			form.Category = category.Id
			post.ListTopicsOfCategory(&form.Topics, &category)
			this.Data["Category"] = &category
		} else {
			this.Redirect(setting.AppUrl, 302)
		}
	}

	this.SetFormSets(&form)
}

//Get the posts by category
func (this *PostListRouter) Category() {
	this.TplNames = "post/home.html"

	//check category slug
	slug := this.GetString(":slug")
	cat := models.Category{Slug: slug}
	if err := cat.Read("Slug"); err != nil {
		this.Abort("404")
		return
	}
	//get posts by category slug, order by Created desc
	qs := models.Posts().Filter("Category", &cat)
	cnt, _ := models.CountObjects(qs)
	pager := this.SetPaginator(setting.PostCountPerPage, cnt)
	qs = qs.OrderBy("-LastReplied").Limit(setting.PostCountPerPage, pager.Offset()).RelatedSel()
	var posts []models.Post
	models.ListObjects(qs, &posts)

	this.Data["Category"] = &cat
	this.Data["Posts"] = posts

	//top nav bar data
	var cats []models.Category
	this.setCategories(&cats)
	var topics []models.Topic
	this.setTopicsOfCategory(&topics, &cat)
	this.Data["CategorySlug"] = cat.Slug
	this.Data["SortSlug"] = ""
	var newBestPosts []models.Post
	this.setNewBestPostsOfCategory(&newBestPosts, &cat)
	//most replys posts
	var mostReplysPosts []models.Post
	this.setMostReplysPostsOfCategory(&mostReplysPosts, &cat)
	this.setSidebarBuilletinInfo()
}

func (this *PostRouter) NewPostSubmit() {
	this.TplNames = "post/new.html"

	if this.CheckActiveRedirect() {
		return
	}

	form := post.PostForm{Locale: this.Locale}
	topicSlug := this.GetString("topic")
	if len(topicSlug) > 0 {
		topic := models.Topic{Slug: topicSlug}
		err := topic.Read("Slug")
		if err == nil {
			form.Category = topic.Category.Id
			form.Topic = topic.Id
			this.Data["Topic"] = &topic
		} else {
			beego.Error("Can not find topic by slug:", topicSlug)
		}
	} else {
		topicId, err := this.GetInt("Topic")
		if err == nil {
			topic := models.Topic{Id: int(topicId)}
			err = topic.Read("Id")
			if err == nil {
				form.Category = topic.Category.Id
				form.Topic = topic.Id
				this.Data["Topic"] = &topic
			} else {
				beego.Error("Can not find topic by id:", topicId)
			}
		} else {
			beego.Error("Parse param Topic from request failed", err)
		}
	}
	if categorySlug := this.GetString("category"); categorySlug != "" {
		beego.Debug("Find category slug:", categorySlug)
		category := models.Category{Slug: categorySlug}
		category.Read("Slug")
		this.Data["Category"] = &category
	}
	post.ListTopics(&form.Topics)
	if !this.ValidFormSets(&form) {
		return
	}

	var post models.Post
	if err := form.SavePost(&post, &this.User); err == nil {
		this.JsStorage("deleteKey", "post/new")
		this.Redirect(post.Link(), 302)
	}
}

func (this *PostListRouter) CatNavs() {
	this.TplNames = "post/home.html"
	//check category slug and sort slug
	catSlug := this.GetString(":catSlug")
	sortSlug := this.GetString(":sortSlug")
	cat := models.Category{Slug: catSlug}
	if err := cat.Read("Slug"); err != nil {
		this.Abort("404")
		return
	}
	qs := models.Posts().Filter("Category", &cat)
	cnt, _ := models.CountObjects(qs)
	pager := this.SetPaginator(setting.PostCountPerPage, cnt)
	switch sortSlug {
	case "recent":
		qs = qs.OrderBy("-Created")
	case "hot":
		qs = qs.OrderBy("-LastReplied")
	case "cold":
		qs = qs.Filter("Replys", 0).OrderBy("-Created")
	default:
		this.Abort("404")
		return
	}
	qs = qs.Limit(setting.PostCountPerPage, pager.Offset()).RelatedSel()
	var posts []models.Post
	models.ListObjects(qs, &posts)

	this.Data["Category"] = &cat
	this.Data["Posts"] = posts

	//top nav bar data
	var cats []models.Category
	this.setCategories(&cats)
	var topics []models.Topic
	this.setTopicsOfCategory(&topics, &cat)
	this.Data["CategorySlug"] = cat.Slug
	this.Data["SortSlug"] = sortSlug
	var newBestPosts []models.Post
	this.setNewBestPostsOfCategory(&newBestPosts, &cat)
	//most replys posts
	var mostReplysPosts []models.Post
	this.setMostReplysPostsOfCategory(&mostReplysPosts, &cat)
	this.setSidebarBuilletinInfo()
}

//Topic Home Page
func (this *PostListRouter) Topic() {
	this.TplNames = "post/topic.html"
	//check topic slug
	slug := this.GetString(":slug")
	topic := models.Topic{Slug: slug}
	if err := topic.Read("Slug"); err != nil {
		this.Abort("404")
		return
	}
	//get topic category
	category := models.Category{Id: topic.Category.Id}
	if err := category.Read("Id"); err != nil {
		this.Abort("404")
		return
	}

	//get posts by topic
	qs := models.Posts().Filter("Topic", &topic)
	cnt, _ := models.CountObjects(qs)
	pager := this.SetPaginator(setting.PostCountPerPage, cnt)
	qs = qs.OrderBy("-LastReplied").Limit(setting.PostCountPerPage, pager.Offset()).RelatedSel()
	var posts []models.Post
	models.ListObjects(qs, &posts)

	this.Data["Posts"] = posts
	this.Data["Topic"] = &topic
	this.Data["Category"] = &category

	//check whether added it into favorite list
	HasFavorite := false
	if this.IsLogin {
		HasFavorite = models.FollowTopics().Filter("User", &this.User).Filter("Topic", &topic).Exist()
	}
	this.Data["HasFavorite"] = HasFavorite

	//new best post
	var newBestPosts []models.Post
	this.setNewBestPostsOfTopic(&newBestPosts, &topic)
	//most replys posts
	var mostReplysPosts []models.Post
	this.setMostReplysPostsOfTopic(&mostReplysPosts, &topic)
	this.setSidebarBuilletinInfo()
}