Add user list and edit pages.

object/adapter.go

@@ -0,0 +1,96 @@
+// Copyright 2020 The casbin 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 (
+	"runtime"
+
+	"github.com/astaxie/beego"
+	_ "github.com/go-sql-driver/mysql"
+	"xorm.io/xorm"
+)
+
+var adapter *Adapter
+
+func InitAdapter() {
+	adapter = NewAdapter("mysql", beego.AppConfig.String("dataSourceName"))
+}
+
+// Adapter represents the MySQL adapter for policy storage.
+type Adapter struct {
+	driverName     string
+	dataSourceName string
+	engine         *xorm.Engine
+}
+
+// finalizer is the destructor for Adapter.
+func finalizer(a *Adapter) {
+	err := a.engine.Close()
+	if err != nil {
+		panic(err)
+	}
+}
+
+// NewAdapter is the constructor for Adapter.
+func NewAdapter(driverName string, dataSourceName string) *Adapter {
+	a := &Adapter{}
+	a.driverName = driverName
+	a.dataSourceName = dataSourceName
+
+	// Open the DB, create it if not existed.
+	a.open()
+
+	// Call the destructor when the object is released.
+	runtime.SetFinalizer(a, finalizer)
+
+	return a
+}
+
+func (a *Adapter) createDatabase() error {
+	engine, err := xorm.NewEngine(a.driverName, a.dataSourceName)
+	if err != nil {
+		return err
+	}
+	defer engine.Close()
+
+	_, err = engine.Exec("CREATE DATABASE IF NOT EXISTS casdoor default charset utf8 COLLATE utf8_general_ci")
+	return err
+}
+
+func (a *Adapter) open() {
+	if err := a.createDatabase(); err != nil {
+		panic(err)
+	}
+
+	engine, err := xorm.NewEngine(a.driverName, a.dataSourceName+"casdoor")
+	if err != nil {
+		panic(err)
+	}
+
+	a.engine = engine
+	a.createTable()
+}
+
+func (a *Adapter) close() {
+	a.engine.Close()
+	a.engine = nil
+}
+
+func (a *Adapter) createTable() {
+	err := a.engine.Sync2(new(User))
+	if err != nil {
+		panic(err)
+	}
+}