Golang code-google-com-p-uedatakuya-goweb-goweb.Context类(方法)实例源码

func (cr *Controller) Options(cx *goweb.Context) {
	cx.ResponseWriter.Header().Set("Access-Control-Allow-Origin", "*")
	cx.ResponseWriter.Header().Set("Access-Control-Allow-Headers", "*")
	cx.ResponseWriter.Header().Set("Access-Control-Allow-Methods", "PUT,DELETE,POST,GET,OPTIONS")

	cx.RespondWithOK()
}

func (cr *Controller) DeleteMany(cx *goweb.Context) {
	log.Println("Deleting all diaries...")
	c := cr.db.C(COLLECTION)
	if _, err := c.RemoveAll(nil); err != nil {
		log.Println("Error: %s", err.Error())
		cx.RespondWithError(http.StatusForbidden)
		return
	}

	log.Println("Deleted all diaries")
	cx.ResponseWriter.Header().Set("Access-Control-Allow-Origin", "*")
	cx.RespondWithOK()
}

func (cr *Controller) Read(id string, cx *goweb.Context) {
	log.Printf("Read a diary id=%s", id)
	c := cr.db.C(COLLECTION)
	var diary Diary
	if err := c.FindId(id).One(&diary); err != nil {
		log.Println("Error: %s", err.Error())
		cx.RespondWithError(http.StatusForbidden)
		return
	}

	log.Printf("Read diary id=%s", id)
	cx.ResponseWriter.Header().Set("Access-Control-Allow-Origin", "*")
	cx.RespondWithData(diary)
}

func (cr *Controller) Delete(id string, cx *goweb.Context) {
	log.Printf("Deleting a diary id=%s...", id)
	c := cr.db.C(COLLECTION)
	if err := c.RemoveId(id); err != nil {
		log.Println("Error: %s", err.Error())
		cx.RespondWithError(http.StatusForbidden)
		return
	}

	log.Printf("Deleted diary id=%s", id)
	cx.ResponseWriter.Header().Set("Access-Control-Allow-Origin", "*")
	cx.ResponseWriter.Header().Set("Access-Control-Allow-Methods", "DELETE")
	cx.RespondWithOK()
}

func (cr *Controller) UpdateMany(cx *goweb.Context) {
	log.Println("Update all diaries...")
	c := cr.db.C(COLLECTION)

	var diaries []*Diary
	decoder := new(goweb.JsonRequestDecoder)
	decoder.Unmarshal(cx, &diaries)

	if _, err := c.UpdateAll(nil, diaries); err != nil {
		log.Println("Error: %s", err.Error())
		cx.RespondWithError(http.StatusForbidden)
		return
	}

	log.Println("Updated all diaries")
	cx.ResponseWriter.Header().Set("Access-Control-Allow-Origin", "*")
	cx.RespondWithOK()
}

func (cr *Controller) Create(cx *goweb.Context) {
	log.Println("Creating a diary...")
	c := cr.db.C(COLLECTION)

	var diary Diary
	decoder := new(goweb.JsonRequestDecoder)
	decoder.Unmarshal(cx, &diary)

	diary.Id = bson.NewObjectId().Hex()

	if err := c.Insert(&diary); err != nil {
		log.Println("Error: %s", err.Error())
		cx.RespondWithError(http.StatusForbidden)
		return
	}

	log.Printf("Created diary id=%s", diary.Id)
	cx.ResponseWriter.Header().Set("Access-Control-Allow-Origin", "*")
	cx.RespondWithData(diary.Id)
}

func (cr *Controller) Update(id string, cx *goweb.Context) {
	log.Printf("Update a diary id=%s...", id)
	c := cr.db.C(COLLECTION)

	var diary *Diary
	decoder := new(goweb.JsonRequestDecoder)
	decoder.Unmarshal(cx, &diary)

	if err := c.UpdateId(id, diary); err != nil {
		log.Println("Error: %s", err.Error())
		cx.RespondWithError(http.StatusForbidden)
		return
	}

	log.Printf("Updated a diary id=%s", id)
	cx.ResponseWriter.Header().Set("Access-Control-Allow-Origin", "*")
	cx.ResponseWriter.Header().Set("Access-Control-Allow-Headers", "*")
	cx.ResponseWriter.Header().Set("Access-Control-Allow-Methods", "PUT,DELETE,POST,GET,OPTIONS")
	cx.RespondWithOK()
}

func (cr *Controller) ReadMany(cx *goweb.Context) {
	log.Println("Read all diaries...")
	c := cr.db.C(COLLECTION)
	count, err := c.Count()
	if err != nil {
		log.Println("Error: %s", err.Error())
		cx.RespondWithError(http.StatusForbidden)
		return
	}

	diaries := make([]*Diary, count)
	if err := c.Find(nil).All(&diaries); err != nil {
		log.Println("Error: %s", err.Error())
		cx.RespondWithError(http.StatusForbidden)
		return
	}

	log.Printf("Read all %d diaries", count)
	cx.ResponseWriter.Header().Set("Access-Control-Allow-Origin", "*")
	cx.RespondWithData(diaries)
}