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group.go
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group.go
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package models
import (
"fmt"
"time"
"github.com/astaxie/beego/orm"
)
type GroupType int
const (
AppGroupType GroupType = iota
NamespaceGroupType
TableNameGroup = "group"
)
const (
GroupAdmin = "管理员"
GroupViewer = "访客"
GroupDeveloper = "项目开发"
)
type groupModel struct{}
type Group struct {
Id int64 `orm:"pk;auto" json:"id,omitempty"`
Name string `orm:"index;size(200)" json:"name,omitempty"`
Comment string `orm:"type(text)" json:"comment,omitempty"`
Type GroupType `orm:"type(integer)" json:"type"`
CreateTime *time.Time `orm:"auto_now_add;type(datetime)" json:"createTime,omitempty"`
UpdateTime *time.Time `orm:"auto_now;type(datetime)" json:"updateTime,omitempty"`
// 用于权限的关联查询
Permissions []*Permission `orm:"rel(m2m);rel_table(group_permissions)" json:"permissions,omitempty"`
AppUsers []*AppUser `orm:"reverse(many)" json:"appUsers,omitempty"`
NamespaceUsers []*NamespaceUser `orm:"reverse(many)" json:"namespaceUsers,omitempty"`
}
func (g *Group) String() string {
return fmt.Sprintf("[%d]%s", g.Id, g.Name)
}
func (*groupModel) TableUnique() [][]string {
return [][]string{
{"Name", "Type"},
}
}
func (*Group) TableName() string {
return TableNameGroup
}
// AddGroup insert a new Group into database and returns
// last inserted Id on success.
func (*groupModel) AddGroup(m *Group) (id int64, err error) {
o := orm.NewOrm()
err = o.Begin()
if err != nil {
return
}
m.CreateTime = nil
id, err = o.Insert(m)
if err != nil {
o.Rollback()
return
}
if len(m.Permissions) > 0 {
m2m := o.QueryM2M(m, "Permissions")
_, err = m2m.Add(m.Permissions)
if err != nil {
o.Rollback()
return
}
}
o.Commit()
return
}
func (m *groupModel) GetGroupByPermission(perType string, perAction string) (gids []int64, err error) {
qs := Ormer().QueryTable(TableNameGroup)
if perType != "" {
qs = qs.Filter("Permissions__Permission__Type__contains", perType)
}
if perAction != "" {
qs = qs.Filter("Permissions__Permission__Name__contains", perAction)
}
groups := []Group{}
if _, err = qs.All(&groups); err != nil {
return
}
for _, group := range groups {
gids = append(gids, group.Id)
}
return
}
// GetGroupById retrieves Group by Id. Returns error if
// Id doesn't exist
func (*groupModel) GetGroupById(id int64) (v *Group, err error) {
v = &Group{Id: id}
if err = Ormer().Read(v); err != nil {
return nil, err
}
_, err = Ormer().LoadRelated(v, "Permissions")
if err == nil {
return v, nil
}
return nil, err
}
// UpdateGroup updates Group by Id and returns error if
// the record to be updated doesn't exist
func (*groupModel) UpdateGroupById(m *Group) (err error) {
o := orm.NewOrm()
err = o.Begin()
if err != nil {
return
}
v := Group{Id: m.Id}
if err = o.Read(&v); err != nil {
return
}
m.UpdateTime = nil
if _, err = o.Update(m); err != nil {
o.Rollback()
return
}
m2m := o.QueryM2M(m, "Permissions")
_, err = m2m.Clear()
if err != nil {
o.Rollback()
return
}
if len(m.Permissions) > 0 {
_, err = m2m.Add(m.Permissions)
if err != nil {
o.Rollback()
return
}
}
o.Commit()
return
}
// DeleteGroup deletes Group by Id and returns error if
// the record to be deleted doesn't exist
func (*groupModel) DeleteGroup(id int64) (err error) {
o := orm.NewOrm()
err = o.Begin()
if err != nil {
return
}
v := Group{Id: id}
// ascertain id exists in the database
if err = o.Read(&v); err != nil {
o.Rollback()
return
}
// 清除Permission的关联
m2m := o.QueryM2M(&v, "Permissions")
_, err = m2m.Clear()
if err != nil {
o.Rollback()
return
}
if _, err = o.Delete(&Group{Id: id}); err != nil {
o.Rollback()
return
}
o.Commit()
return
}