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105 lines
2.6 KiB
105 lines
2.6 KiB
package sysModel
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import (
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"errors"
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"gin-vue-admin/config"
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"gin-vue-admin/init/qmsql"
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"github.com/casbin/casbin"
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"github.com/casbin/casbin/util"
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gormadapter "github.com/casbin/gorm-adapter"
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"strings"
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)
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type CasbinModel struct {
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ID uint `json:"id" gorm:"column:_id"`
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Ptype string `json:"ptype" gorm:"column:ptype"`
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AuthorityId string `json:"rolename" gorm:"column:v0"`
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Path string `json:"path" gorm:"column:v1"`
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Method string `json:"method" gorm:"column:v2"`
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}
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// 供入参使用
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type CasbinInfo struct {
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Path string `json:"path"`
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Method string `json:"method"`
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}
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// 供入参使用
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type CasbinInReceive struct {
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AuthorityId string `json:"authorityId"`
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CasbinInfos []CasbinInfo `json:"casbinInfos"`
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}
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// 更新权限
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func (c *CasbinModel) CasbinPUpdata(AuthorityId string, casbinInfos []CasbinInfo) error {
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c.clearCasbin(0, AuthorityId)
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for _, v := range casbinInfos {
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cm := CasbinModel{
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ID: 0,
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Ptype: "p",
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AuthorityId: AuthorityId,
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Path: v.Path,
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Method: v.Method,
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}
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addflag := c.AddCasbin(cm)
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if addflag == false {
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return errors.New("存在相同api,添加失败,请联系管理员")
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}
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}
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return nil
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}
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// API更新随动
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func (c *CasbinModel) CasbinApiUpdata(oldPath string, newPath string) error {
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var cs []CasbinModel
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err := qmsql.DEFAULTDB.Table("casbin_rule").Where("v1 = ?", oldPath).Find(&cs).Update("v1", newPath).Error
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return err
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}
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//添加权限
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func (c *CasbinModel) AddCasbin(cm CasbinModel) bool {
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e := Casbin()
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return e.AddPolicy(cm.AuthorityId, cm.Path, cm.Method)
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}
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//获取权限列表
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func (c *CasbinModel) GetPolicyPathByAuthorityId(AuthorityId string) []string {
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e := Casbin()
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var pathList []string
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list := e.GetFilteredPolicy(0, AuthorityId)
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for _, v := range list {
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pathList = append(pathList, v[1])
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}
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return pathList
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}
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//清除匹配的权限
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func (c *CasbinModel) clearCasbin(v int, p string) bool {
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e := Casbin()
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return e.RemoveFilteredPolicy(v, p)
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}
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// 自定义规则函数
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func ParamsMatch(fullNameKey1 string, key2 string) bool {
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key1 := strings.Split(fullNameKey1, "?")[0]
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//剥离路径后再使用casbin的keyMatch2
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return util.KeyMatch2(key1, key2)
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}
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// 自定义规则函数
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func ParamsMatchFunc(args ...interface{}) (interface{}, error) {
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name1 := args[0].(string)
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name2 := args[1].(string)
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return (bool)(ParamsMatch(name1, name2)), nil
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}
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//持久化到数据库 引入自定义规则
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func Casbin() *casbin.Enforcer {
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a := gormadapter.NewAdapterByDB(qmsql.DEFAULTDB)
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e := casbin.NewEnforcer(config.GinVueAdminconfig.CasbinConfig.ModelPath, a)
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e.AddFunction("ParamsMatch", ParamsMatchFunc)
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e.LoadPolicy()
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return e
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}
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