Files
arenax-server/utility/myCasbin/casbin.go
2025-06-06 10:24:49 +08:00

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package myCasbin
import (
"context"
"github.com/casbin/casbin/v2"
"github.com/gogf/gf/v2/frame/g"
"github.com/gogf/gf/v2/os/glog"
"github.com/hailaz/gf-casbin-adapter/v2"
"server/internal/consts"
"sync"
)
type myCasbin struct {
*casbin.Enforcer
}
var (
instance *myCasbin
once sync.Once
)
func init() {
ctx := context.Background()
once.Do(func() {
modelPath := g.Config().MustGet(ctx, "casbin.modelPath").String()
enforcer, err := casbin.NewEnforcer(modelPath, adapter.NewAdapter(
adapter.Options{
GDB: g.DB(),
FieldName: &adapter.FieldName{PType: "p_type"},
},
))
if err != nil {
glog.Errorf(ctx, "init casbin error: %v", err)
}
enforcer.LoadPolicy()
enforcer.AddGroupingPolicy(consts.UserRoleCode, consts.GuestRoleCode) // 用户继承游客角色权限
enforcer.AddGroupingPolicy(consts.StoreRoleCode, consts.UserRoleCode) // 门店继承用户角色权限
enforcer.AddGroupingPolicy(consts.MerchantRoleCode, consts.StoreRoleCode) // 商户继承门店角色权限
enforcer.AddGroupingPolicy(consts.AdminRoleCode, consts.MerchantRoleCode) // 管理员继承商户角色权限
// 游客
{
// 任务
}
// 用户
{
// 上传图片
enforcer.AddPolicy("user", "/x/upload/image", "POST", "上传图片")
// 反馈信息
enforcer.AddPolicy("user", "/x/feedback", "GET", "获取反馈信息列表")
enforcer.AddPolicy("user", "/x/feedback", "POST", "添加反馈信息")
enforcer.AddPolicy("user", "/x/feedback", "PUT", "更新反馈信息")
//enforcer.AddPolicy("user", "/x/feedback/*", "DELETE", "删除反馈信息")*
enforcer.AddPolicy("user", "/x/feedback/*", "Get", "查询反馈详情")
}
// 门店
{
// 门店:修改
// 奖励类型
enforcer.AddPolicy("store", "/x/rewardType", "GET", "获取奖励类型列表")
enforcer.AddPolicy("store", "/x/rewardType", "POST", "添加奖励类型")
enforcer.AddPolicy("store", "/x/rewardType", "PUT", "更新奖励类型")
enforcer.AddPolicy("store", "/x/rewardType/*", "DELETE", "删除奖励类型")
}
// 商户
{
// 商户:查
// 门店:增删查
}
// 管理员
{
// admin
enforcer.AddPolicy("admin", "/x/admin/info", "GET", "获取管理员用户信息")
// role
enforcer.AddPolicy("admin", "/x/role", "GET", "管理员获取角色列表")
enforcer.AddPolicy("admin", "/x/role", "POST", "管理员添加角色")
enforcer.AddPolicy("admin", "/x/role", "PUT", "管理员更新角色")
enforcer.AddPolicy("admin", "/x/role", "DELETE", "管理员给角色分配权限")
enforcer.AddPolicy("admin", "/x/role/*", "DELETE", "管理员删除单个角色")
// merchant
enforcer.AddPolicy("admin", "/x/merchant", "GET", "管理员获取商户列表")
enforcer.AddPolicy("admin", "/x/merchant/audit", "POST", "管理员审核商户申请")
}
instance = &myCasbin{Enforcer: enforcer}
})
glog.Infof(ctx, "init casbin success")
}
func GetMyCasbin() *myCasbin {
if instance == nil {
panic("casbin not init")
}
return instance
}
// HasPermission 判断给定的权限标识是否拥有访问指定 URL 和方法的权限。
//
// 参数:
// - permission: 权限标识(如角色名或用户 ID
// - url: 请求的路径(如 "/api/user/list"
// - method: HTTP 请求方法(如 "GET", "POST"
//
// 返回:
// - access: 如果有权限则为 true否则为 false。
// - 若校验过程中发生错误,将记录日志并返回 false。
func (m *myCasbin) HasPermission(permission, url, method string) (access bool) {
enforce, err := m.Enforcer.Enforce(permission, url, method)
if err != nil {
glog.Errorf(context.Background(), "enforce error: %v", err)
return
}
return enforce
}