Method DeleteOldEbook

models/ebook.go:438–457

DeleteOldEbook 删除旧电子书 1. 相同ext，状态为 Success 之外的记录以及电子书文件

(bookId int, ext string, ignoreEbookId int)

// DeleteOldEbook 删除旧电子书
// 1. 相同ext，状态为 Success 之外的记录以及电子书文件
func (m *Ebook) DeleteOldEbook(bookId int, ext string, ignoreEbookId int) {
	var (
		ebooks []Ebook
		o      = orm.NewOrm()
	)

	query := o.QueryTable(m).Filter("book_id", bookId).Filter("ext", ext)
	query.All(&ebooks)
	if len(ebooks) == 0 {
		return
	}

	for _, ebook := range ebooks {
		if ebook.Id == ignoreEbookId {
			continue
		}
		utils.DeleteFile(ebook.Path)
		o.QueryTable(m).Filter("id", ebook.Id).Delete()
	}
}