C#修改文件或文件夹的权限，为指定用户、用户组添加完全控制权限

C#修改文件或文件夹的权限，为指定用户、用户组添加完全控制权限

1. //给Excel文件添加"Everyone,Users"用户组的完全控制权限

2. FileInfo fi = new FileInfo(excelPath);

3. System.Security.AccessControl.FileSecurity fileSecurity = fi.GetAccessControl();

4. fileSecurity.AddAccessRule(new FileSystemAccessRule("Everyone", FileSystemRights.FullControl, AccessControlType.Allow));

5. fileSecurity.AddAccessRule(new FileSystemAccessRule("Users", FileSystemRights.FullControl, AccessControlType.Allow));

6. fi.SetAccessControl(fileSecurity);

7.  

8. //给Excel文件所在目录添加"Everyone,Users"用户组的完全控制权限

9. DirectoryInfo di = new DirectoryInfo(Path.GetDirectoryName(excelPath));

10. System.Security.AccessControl.DirectorySecurity dirSecurity = di.GetAccessControl();

11. dirSecurity.AddAccessRule(new FileSystemAccessRule("Everyone", FileSystemRights.FullControl, AccessControlType.Allow));

12. dirSecurity.AddAccessRule(new FileSystemAccessRule("Users", FileSystemRights.FullControl, AccessControlType.Allow));

13. di.SetAccessControl(dirSecurity);