feat: Force users to change their passwords after 3/6/12 months (#3352)

* feat: Force users to change their passwords after 3/6/12 months

* feat: Check if the password has expired by using the last_change_password_time field added to the user table

* feat: Use the created_time field of the user table to aid password expiration checking

* feat: Rename variable

object/check_password_expired.go

@@ -0,0 +1,53 @@
+// Copyright 2024 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 (
+	"fmt"
+	"time"
+
+	"github.com/casdoor/casdoor/i18n"
+	"github.com/casdoor/casdoor/util"
+)
+
+func checkPasswordExpired(user *User, lang string) error {
+	organization, err := GetOrganizationByUser(user)
+	if err != nil {
+		return err
+	}
+	if organization == nil {
+		return fmt.Errorf(i18n.Translate(lang, "check:Organization does not exist"))
+	}
+
+	passwordExpireDays := organization.PasswordExpireDays
+	if passwordExpireDays <= 0 {
+		return nil
+	}
+
+	lastChangePasswordTime := user.LastChangePasswordTime
+	if lastChangePasswordTime == "" {
+		if user.CreatedTime == "" {
+			return fmt.Errorf(i18n.Translate(lang, "check:Your password has expired. Please reset your password by clicking \"Forgot password\""))
+		}
+		lastChangePasswordTime = user.CreatedTime
+	}
+
+	lastTime := util.String2Time(lastChangePasswordTime)
+	expireTime := lastTime.AddDate(0, 0, passwordExpireDays)
+	if time.Now().After(expireTime) {
+		return fmt.Errorf(i18n.Translate(lang, "check:Your password has expired. Please reset your password by clicking \"Forgot password\""))
+	}
+	return nil
+}