在C#.NET中安全删除文件

using System;
using System.IO;

public class Program
{
    public static void Main(string[] args)
    {
        string filePath = "path/to/file.txt";
        string tempFolderPath = "path/to/temp/folder";

        // 检查是否具有删除权限
        if (HasDeletePermission(filePath))
        {
            // 将文件移动到临时文件夹
            MoveFileToTempFolder(filePath, tempFolderPath);

            // 删除文件
            DeleteFile(filePath);
        }
        else
        {
            Console.WriteLine("没有足够的权限来删除文件。");
        }
    }

    // 检查是否具有删除权限
    private static bool HasDeletePermission(string filePath)
    {
        try
        {
            FileSecurity fileSecurity = File.GetAccessControl(filePath);
            AuthorizationRuleCollection rules = fileSecurity.GetAccessRules(true, true, typeof(System.Security.Principal.SecurityIdentifier));

            foreach (FileSystemAccessRule rule in rules)
            {
                if ((FileSystemRights.Delete & rule.FileSystemRights) == FileSystemRights.Delete)
                {
                    return true;
                }
            }
        }
        catch (UnauthorizedAccessException)
        {
            return false;
        }

        return false;
    }

    // 将文件移动到临时文件夹
    private static void MoveFileToTempFolder(string filePath, string tempFolderPath)
    {
        string tempFilePath = Path.Combine(tempFolderPath, Path.GetFileName(filePath));
        File.Move(filePath, tempFilePath);
    }

    // 删除文件
    private static void DeleteFile(string filePath)
    {
        File.Delete(filePath);
    }
}