feat: add basic enforcer manager (#2130)

* feat: add basic enforcer manager

* chore: generate swagger

object/enforcer.go

@@ -0,0 +1,119 @@
+// Copyright 2023 The Casdoor Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package object
+
+import (
+	"github.com/casbin/casbin/v2"
+	"github.com/casdoor/casdoor/util"
+	"github.com/xorm-io/core"
+)
+
+type Enforcer struct {
+	Owner       string `xorm:"varchar(100) notnull pk" json:"owner"`
+	Name        string `xorm:"varchar(100) notnull pk" json:"name"`
+	CreatedTime string `xorm:"varchar(100)" json:"createdTime"`
+	UpdatedTime string `xorm:"varchar(100) updated" json:"updatedTime"`
+	DisplayName string `xorm:"varchar(100)" json:"displayName"`
+	Description string `xorm:"varchar(100)" json:"description"`
+
+	Model     string `xorm:"varchar(100)" json:"model"`
+	Adapter   string `xorm:"varchar(100)" json:"adapter"`
+	IsEnabled bool   `json:"isEnabled"`
+
+	*casbin.Enforcer
+}
+
+func GetEnforcerCount(owner, field, value string) (int64, error) {
+	session := GetSession(owner, -1, -1, field, value, "", "")
+	return session.Count(&Enforcer{})
+}
+
+func GetEnforcers(owner string) ([]*Enforcer, error) {
+	enforcers := []*Enforcer{}
+	err := adapter.Engine.Desc("created_time").Find(&enforcers, &Enforcer{Owner: owner})
+	if err != nil {
+		return enforcers, err
+	}
+
+	return enforcers, nil
+}
+
+func GetPaginationEnforcers(owner string, offset, limit int, field, value, sortField, sortOrder string) ([]*Enforcer, error) {
+	enforcers := []*Enforcer{}
+	session := GetSession(owner, offset, limit, field, value, sortField, sortOrder)
+	err := session.Find(&enforcers)
+	if err != nil {
+		return enforcers, err
+	}
+
+	return enforcers, nil
+}
+
+func getEnforcer(owner string, name string) (*Enforcer, error) {
+	if owner == "" || name == "" {
+		return nil, nil
+	}
+
+	enforcer := Enforcer{Owner: owner, Name: name}
+	existed, err := adapter.Engine.Get(&enforcer)
+	if err != nil {
+		return &enforcer, err
+	}
+
+	if existed {
+		return &enforcer, nil
+	} else {
+		return nil, nil
+	}
+}
+
+func GetEnforcer(id string) (*Enforcer, error) {
+	owner, name := util.GetOwnerAndNameFromId(id)
+	return getEnforcer(owner, name)
+}
+
+func UpdateEnforcer(id string, enforcer *Enforcer) (bool, error) {
+	owner, name := util.GetOwnerAndNameFromId(id)
+	if oldEnforcer, err := getEnforcer(owner, name); err != nil {
+		return false, err
+	} else if oldEnforcer == nil {
+		return false, nil
+	}
+
+	affected, err := adapter.Engine.ID(core.PK{owner, name}).AllCols().Update(enforcer)
+	if err != nil {
+		return false, err
+	}
+
+	return affected != 0, nil
+}
+
+func AddEnforcer(enforcer *Enforcer) (bool, error) {
+	affected, err := adapter.Engine.Insert(enforcer)
+	if err != nil {
+		return false, err
+	}
+
+	return affected != 0, nil
+}
+
+func DeleteEnforcer(enforcer *Enforcer) (bool, error) {
+	affected, err := adapter.Engine.ID(core.PK{enforcer.Owner, enforcer.Name}).Delete(&Enforcer{})
+	if err != nil {
+		return false, err
+	}
+
+	return affected != 0, nil
+}