func CachedShortUrlBySlug(session *xorm.Session, slug string) (*ShortUrl, error) {
id := k.GenId(slug)
key := fmt.Sprintf("shorturl:%d:url", id)
data, err := redis.Client.Get(key)
if err == nil {
s := ShortUrl{Id: id, Slug: slug, URL: string(data)}
return &s, nil
}
s, err := ShortUrlById(session, id)
if s != nil {
go s.pull()
}
return s, err
}
func ShortUrlBySlug(session *xorm.Session, slug string) (*ShortUrl, error) {
id := k.GenId(slug)
return ShortUrlById(session, id)
}