func Del(b *Blog) error {
num, err := Blogs().Filter("Id", b.Id).Delete()
if err != nil {
return err
}
if num > 0 {
g.BlogCacheDel(fmt.Sprintf("article_ids_of_%d", b.CatalogId))
BlogContents().Filter("Id", b.BlogContentId).Delete()
}
return nil
}
func Update(b *Blog, content string) error {
if b.Id == 0 {
return fmt.Errorf("primary key:id not set")
}
bc := ReadBlogContent(b)
if content != "" && bc.Content != content {
bc.Content = content
_, e := orm.NewOrm().Update(bc)
if e != nil {
return e
}
b.BlogContentLastUpdate = time.Now().Unix()
}
_, err := orm.NewOrm().Update(b)
if err == nil {
g.BlogCacheDel(fmt.Sprintf("%d", b.Id))
}
return err
}
func Save(this *Blog, blogContent string) (int64, error) {
if IdentExists(this.Ident) {
return 0, fmt.Errorf("blog english identity exists")
}
bc := &BlogContent{Content: blogContent}
or := orm.NewOrm()
blogContentId, e := or.Insert(bc)
if e != nil {
return 0, e
}
this.BlogContentId = blogContentId
this.BlogContentLastUpdate = time.Now().Unix()
id, err := or.Insert(this)
if err == nil {
g.BlogCacheDel(fmt.Sprintf("article_ids_of_%d", this.CatalogId))
}
return id, err
}