Method GetByBookId

models/book_category.go:24–29

根据书籍id查询分类id

(book_id int)

//根据书籍id查询分类id
func (this *BookCategory) GetByBookId(book_id int) (cates []Category, rows int64, err error) {
	o := orm.NewOrm()
	sql := "select c.* from md_category c left join md_book_category bc on c.id=bc.category_id where bc.book_id=?"
	rows, err = o.Raw(sql, book_id).QueryRows(&cates)
	return
}

//处理书籍分类
func (this *BookCategory) SetBookCates(bookId int, cids []string) {