834 lines
26 KiB
C#
834 lines
26 KiB
C#
using JNPF.Common.Configuration;
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using JNPF.Common.Extension;
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using JNPF.Common.Models;
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using JNPF.DependencyInjection;
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using System.Drawing;
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using System.Drawing.Imaging;
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using System.Text;
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using System.Web;
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namespace JNPF.Common.Security;
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/// <summary>
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/// FileHelper
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/// 版 本：V3.2.0
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/// 版 权：拓通智联科技有限公司（http://www.tuotong-tech.com）
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/// 作 者：JNPF开发平台组.
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/// </summary>
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[SuppressSniffer]
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public class FileHelper
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{
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#region 返回绝对路径
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/// <summary>
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/// 返回绝对路径.
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/// </summary>
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/// <param name="filePath">相对路径.</param>
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/// <returns></returns>
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public static string GetAbsolutePath(string filePath)
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{
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return Directory.GetCurrentDirectory() + filePath;
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}
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#endregion
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#region 检测指定目录是否存在
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/// <summary>
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/// 检测指定目录是否存在.
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/// </summary>
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/// <param name="directoryPath">目录的绝对路径</param>
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/// <returns></returns>
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public static bool IsExistDirectory(string directoryPath)
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{
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return Directory.Exists(directoryPath);
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}
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#endregion
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#region 检测指定文件是否存在,如果存在返回true
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/// <summary>
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/// 检测指定文件是否存在,如果存在则返回true.
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/// </summary>
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/// <param name="filePath">文件的绝对路径.</param>
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public static bool IsExistFile(string filePath)
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{
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return File.Exists(filePath);
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}
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/// <summary>
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/// 检测指定文件是否存在,如果存在则返回true.
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/// </summary>
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/// <param name="filePath">文件的绝对路径.</param>
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public static bool Exists(string filePath)
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{
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return File.Exists(filePath);
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}
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#endregion
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#region 获取指定目录中的文件列表
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/// <summary>
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/// 获取指定目录中所有文件列表.
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/// </summary>
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/// <param name="directoryPath">指定目录的绝对路径.</param>
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public static string[] GetFileNames(string directoryPath)
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{
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// 如果目录不存在，则抛出异常
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if (!IsExistDirectory(directoryPath))
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throw new FileNotFoundException();
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return Directory.GetFiles(directoryPath);
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}
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/// <summary>
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/// 获取指定目录中所有文件列表.
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/// </summary>
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/// <param name="directoryPath">指定目录的绝对路径.</param>
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/// <param name="data">返回文件.</param>
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/// <returns></returns>
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public static List<FileInfo> GetAllFiles(string directoryPath, List<FileInfo>? data = null)
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{
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if (!IsExistDirectory(directoryPath))
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return new List<FileInfo>();
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List<FileInfo> listFiles = data == null ? new List<FileInfo>() : data;
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DirectoryInfo directory = new DirectoryInfo(directoryPath);
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DirectoryInfo[] directorys = directory.GetDirectories();
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FileInfo[] fileInfos = directory.GetFiles();
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if (fileInfos.Length > 0)
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listFiles.AddRange(fileInfos);
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foreach (DirectoryInfo itemDirectory in directorys)
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{
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GetAllFiles(itemDirectory.FullName, listFiles);
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}
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return listFiles;
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}
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#endregion
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#region 获取指定目录中所有子目录列表,若要搜索嵌套的子目录列表,请使用重载方法.
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/// <summary>
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/// 获取指定目录中所有子目录列表,若要搜索嵌套的子目录列表,请使用重载方法.
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/// </summary>
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/// <param name="directoryPath">指定目录的绝对路径.</param>
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public static string[] GetDirectories(string directoryPath)
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{
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try
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{
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return Directory.GetDirectories(directoryPath);
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}
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catch (IOException)
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{
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throw;
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}
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}
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#endregion
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#region 获取指定目录及子目录中所有文件列表
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/// <summary>
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/// 获取指定目录及子目录中所有文件列表.
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/// </summary>
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/// <param name="directoryPath">指定目录的绝对路径.</param>
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/// <param name="searchPattern">模式字符串，"*"代表0或N个字符，"?"代表1个字符
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/// 范例："Log*.xml"表示搜索所有以Log开头的Xml文件.</param>
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/// <param name="isSearchChild">是否搜索子目录.</param>
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public static string[] GetFileNames(string directoryPath, string searchPattern, bool isSearchChild)
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{
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// 如果目录不存在，则抛出异常
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if (!IsExistDirectory(directoryPath))
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throw new FileNotFoundException();
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try
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{
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if (isSearchChild)
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return Directory.GetFiles(directoryPath, searchPattern, SearchOption.AllDirectories);
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else
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return Directory.GetFiles(directoryPath, searchPattern, SearchOption.TopDirectoryOnly);
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}
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catch (IOException)
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{
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throw;
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}
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}
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#endregion
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#region 创建目录
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/// <summary>
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/// 创建目录.
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/// </summary>
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/// <param name="dir">要创建的目录路径包括目录名.</param>
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public static void CreateDir(string dir)
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{
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if (dir.Length == 0) return;
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if (!Directory.Exists(dir))
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Directory.CreateDirectory(dir);
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}
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#endregion
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#region 删除目录
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/// <summary>
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/// 删除指定目录及其所有子目录.
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/// </summary>
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/// <param name="dir">要删除的目录路径和名称.</param>
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public static void DeleteDirectory(string dir)
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{
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if (dir.Length == 0) return;
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if (Directory.Exists(dir))
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Directory.Delete(dir, true);
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}
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#endregion
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#region 删除文件
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/// <summary>
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/// 删除文件.
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/// </summary>
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/// <param name="file">要删除的文件路径和名称.</param>
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public static void DeleteFile(string file)
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{
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if (File.Exists(file))
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File.Delete(file);
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}
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/// <summary>
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/// 删除文件.
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/// </summary>
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/// <param name="file">要删除的文件路径和名称.</param>
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public static void Delete(string file)
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{
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if (File.Exists(file))
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File.Delete(file);
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}
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#endregion
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#region 创建文件
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/// <summary>
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/// 创建文件.
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/// </summary>
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/// <param name="dir">带后缀的文件名.</param>
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/// <param name="content">文件内容.</param>
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public static void CreateFile(string dir, string content)
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{
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dir = dir.Replace("/", "\\");
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if (dir.IndexOf("\\") > -1)
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CreateDir(dir.Substring(0, dir.LastIndexOf("\\")));
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StreamWriter sw = new StreamWriter(dir, false);
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sw.Write(content);
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sw.Close();
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sw.Dispose();
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}
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/// <summary>
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/// 创建文件.
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/// </summary>
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/// <param name="filePath">文件的绝对路径.</param>
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public static void CreateFile(string filePath)
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{
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if (!IsExistFile(filePath))
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{
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FileInfo file = new FileInfo(filePath);
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FileStream fs = file.Create();
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fs.Close();
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}
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}
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/// <summary>
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/// 创建文件,并将字节流写入文件.
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/// </summary>
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/// <param name="filePath">文件的绝对路径.</param>
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/// <param name="buffer">二进制流数据.</param>
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public static void CreateFile(string filePath, byte[] buffer)
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{
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if (!IsExistFile(filePath))
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{
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FileInfo file = new FileInfo(filePath);
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FileStream fs = file.Create();
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fs.Write(buffer, 0, buffer.Length);
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fs.Close();
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}
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}
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#endregion
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#region 移动文件
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/// <summary>
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/// 移动文件(剪贴--粘贴).
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/// </summary>
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/// <param name="dir1">要移动的文件的路径及全名(包括后缀).</param>
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/// <param name="dir2">文件移动到新的位置,并指定新的文件名.</param>
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public static void MoveFile(string dir1, string dir2)
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{
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if (File.Exists(dir1))
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File.Move(dir1, dir2);
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}
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#endregion
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#region 复制文件
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/// <summary>
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/// 复制文件.
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/// </summary>
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/// <param name="dir1">要复制的文件的路径已经全名(包括后缀).</param>
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/// <param name="dir2">目标位置,并指定新的文件名.</param>
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public static void CopyFile(string dir1, string dir2)
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{
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if (File.Exists(dir1))
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File.Copy(dir1, dir2);
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}
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#endregion
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#region 复制文件夹
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/// <summary>
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/// 复制文件夹(递归).
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/// </summary>
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/// <param name="varFromDirectory">源文件夹路径.</param>
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/// <param name="varToDirectory">目标文件夹路径.</param>
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public static void CopyFolder(string varFromDirectory, string varToDirectory)
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{
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Directory.CreateDirectory(varToDirectory);
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if (!Directory.Exists(varFromDirectory)) return;
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string[] directories = Directory.GetDirectories(varFromDirectory);
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if (directories.Length > 0)
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{
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foreach (string d in directories)
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{
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CopyFolder(d, varToDirectory + d.Substring(d.LastIndexOf("\\")));
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}
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}
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string[] files = Directory.GetFiles(varFromDirectory);
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if (files.Length > 0)
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{
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foreach (string s in files)
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{
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File.Copy(s, varToDirectory + s.Substring(s.LastIndexOf("\\")), true);
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}
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}
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}
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#endregion
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#region 删除指定文件夹对应其他文件夹里的文件
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/// <summary>
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/// 删除指定文件夹对应其他文件夹里的文件.
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/// </summary>
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/// <param name="varFromDirectory">指定文件夹路径.</param>
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/// <param name="varToDirectory">对应其他文件夹路径.</param>
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public static void DeleteFolderFiles(string varFromDirectory, string varToDirectory)
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{
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Directory.CreateDirectory(varToDirectory);
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if (!Directory.Exists(varFromDirectory)) return;
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string[] directories = Directory.GetDirectories(varFromDirectory);
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if (directories.Length > 0)
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{
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foreach (string d in directories)
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{
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DeleteFolderFiles(d, varToDirectory + d.Substring(d.LastIndexOf("\\")));
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}
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}
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string[] files = Directory.GetFiles(varFromDirectory);
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if (files.Length > 0)
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{
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foreach (string s in files)
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{
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File.Delete(varToDirectory + s.Substring(s.LastIndexOf("\\")));
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}
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}
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}
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#endregion
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#region 从文件的绝对路径中获取文件名( 包含扩展名 )
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/// <summary>
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/// 从文件的绝对路径中获取文件名( 包含扩展名 ).
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/// </summary>
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/// <param name="filePath">文件的绝对路径.</param>
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public static string GetFileName(string filePath)
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{
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// 获取文件的名称
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FileInfo fi = new FileInfo(filePath);
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return fi.Name;
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}
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#endregion
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#region 获取一个文件的长度
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/// <summary>
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/// 获取一个文件的长度,单位为Byte.
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/// </summary>
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/// <param name="filePath">文件的绝对路径.</param>
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public static long GetFileSize(string filePath)
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{
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FileInfo fi = new FileInfo(filePath);
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return fi.Length;
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}
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#endregion
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#region 获取文件大小并以B，KB，GB，TB
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/// <summary>
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/// 计算文件大小函数(保留两位小数),Size为字节大小.
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/// </summary>
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/// <param name="size">初始文件大小.</param>
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/// <returns></returns>
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public static string ToFileSize(long size)
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{
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string m_strSize = string.Empty;
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long factSize = 0;
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factSize = size;
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if (factSize < 1024.00)
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m_strSize = factSize.ToString("F2") + " 字节";
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else if (factSize >= 1024.00 && factSize < 1048576)
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m_strSize = (factSize / 1024.00).ToString("F2") + " KB";
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else if (factSize >= 1048576 && factSize < 1073741824)
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m_strSize = (factSize / 1024.00 / 1024.00).ToString("F2") + " MB";
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else if (factSize >= 1073741824)
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m_strSize = (factSize / 1024.00 / 1024.00 / 1024.00).ToString("F2") + " GB";
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return m_strSize;
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}
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#endregion
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#region 将现有文件的内容复制到新文件中
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/// <summary>
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/// 将源文件的内容复制到目标文件中.
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/// </summary>
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/// <param name="sourceFilePath">源文件的绝对路径.</param>
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/// <param name="destFilePath">目标文件的绝对路径.</param>
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public static void Copy(string sourceFilePath, string destFilePath)
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{
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File.Copy(sourceFilePath, destFilePath, true);
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}
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#endregion
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#region ReadAllBytes
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/// <summary>
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/// ReadAllBytes.
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/// </summary>
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/// <param name="path">path.</param>
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/// <returns></returns>
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public static byte[]? ReadAllBytes(string path)
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{
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try
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{
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return File.ReadAllBytes(path);
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}
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catch (Exception)
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{
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return null;
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}
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}
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||
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/// <summary>
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/// 读取全部字符串.
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/// </summary>
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||
/// <param name="path"></param>
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/// <returns></returns>
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||
public static string? ReadAllStr(string path)
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{
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||
string line = string.Empty;
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FileStream fileStream = new FileStream(path, FileMode.Open);
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||
using (StreamReader reader = new StreamReader(fileStream))
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||
{
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line = reader.ReadLine();
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}
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||
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return line;
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||
}
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||
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||
#endregion
|
||
|
||
#region 将文件读取到字符串中
|
||
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||
/// <summary>
|
||
/// 将文件读取到字符串中.
|
||
/// </summary>
|
||
/// <param name="filePath">文件的绝对路径.</param>
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||
public static string FileToString(string filePath)
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||
{
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||
return FileToString(filePath, Encoding.UTF8);
|
||
}
|
||
|
||
/// <summary>
|
||
/// 将文件读取到字符串中.
|
||
/// </summary>
|
||
/// <param name="filePath">文件的绝对路径.</param>
|
||
/// <param name="encoding">字符编码</param>
|
||
public static string FileToString(string filePath, Encoding encoding)
|
||
{
|
||
// 创建流读取器
|
||
StreamReader reader = new StreamReader(filePath, encoding);
|
||
try
|
||
{
|
||
// 读取流
|
||
return reader.ReadToEnd();
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
#pragma warning disable CA2200 //再次引发捕获到的异常会更改堆栈信息
|
||
throw ex;
|
||
#pragma warning disable CA2200 //再次引发捕获到的异常会更改堆栈信息
|
||
}
|
||
finally
|
||
{
|
||
// 关闭流读取器
|
||
reader.Close();
|
||
}
|
||
}
|
||
|
||
#endregion
|
||
|
||
#pragma warning disable CA1416 // 验证平台兼容性
|
||
#region 生成高清晰缩略图
|
||
|
||
/// <summary>
|
||
/// 根据源图片生成高清晰缩略图.
|
||
/// </summary>
|
||
/// <param name="imgPath_old">源图(大图)物理路径.</param>
|
||
/// <param name="imgPath_new">缩略图物理路径(生成的缩略图将保存到该物理位置).</param>
|
||
/// <param name="width">缩略图宽度.</param>
|
||
/// <param name="height">缩略图高度.</param>
|
||
/// <param name="mode">缩略图缩放模式(取值"HW":指定高宽缩放,可能变形；取值"W":按指定宽度,高度按比例缩放；取值"H":按指定高度,宽度按比例缩放；取值"Cut":按指定高度和宽度裁剪,不变形)；取值"DB":等比缩放,以值较大的作为标准进行等比缩放.</param>
|
||
/// <param name="imageType">即将生成缩略图的文件的扩展名(仅限：JPG、GIF、PNG、BMP).</param>
|
||
public static void MakeThumbnail(string imgPath_old, string imgPath_new, int width, int height, string mode, string imageType, int xx, int yy)
|
||
{
|
||
if (IsExistFile(imgPath_old))
|
||
{
|
||
Image img = Image.FromFile(imgPath_old);
|
||
int towidth = width;
|
||
int toheight = height;
|
||
int x = 0;
|
||
int y = 0;
|
||
int ow = img.Width;
|
||
int oh = img.Height;
|
||
switch (mode)
|
||
{
|
||
// 指定高宽压缩
|
||
case "HW":
|
||
// 判断图形是什么形状
|
||
if ((double)img.Width / (double)img.Height > (double)width / (double)height)
|
||
{
|
||
towidth = width;
|
||
toheight = img.Height * width / img.Width;
|
||
}
|
||
else if ((double)img.Width / (double)img.Height == (double)width / (double)height)
|
||
{
|
||
towidth = width;
|
||
toheight = height;
|
||
}
|
||
else
|
||
{
|
||
toheight = height;
|
||
towidth = img.Width * height / img.Height;
|
||
}
|
||
|
||
break;
|
||
case "W":
|
||
// 指定宽，高按比例
|
||
toheight = img.Height * width / img.Width;
|
||
break;
|
||
case "H":
|
||
// 指定高，宽按比例
|
||
towidth = img.Width * height / img.Height;
|
||
break;
|
||
case "Cut":
|
||
// 指定高宽裁减（不变形）
|
||
if ((double)img.Width / (double)img.Height > (double)towidth / (double)toheight)
|
||
{
|
||
oh = img.Height;
|
||
ow = img.Height * towidth / toheight;
|
||
y = yy;
|
||
x = (img.Width - ow) / 2;
|
||
}
|
||
else
|
||
{
|
||
ow = img.Width;
|
||
oh = img.Width * height / towidth;
|
||
x = xx;
|
||
y = (img.Height - oh) / 2;
|
||
}
|
||
|
||
break;
|
||
case "DB":
|
||
// 按值较大的进行等比缩放（不变形）
|
||
if ((double)img.Width / (double)towidth < (double)img.Height / (double)toheight)
|
||
{
|
||
toheight = height;
|
||
towidth = img.Width * height / img.Height;
|
||
}
|
||
else
|
||
{
|
||
towidth = width;
|
||
toheight = img.Height * width / img.Width;
|
||
}
|
||
|
||
break;
|
||
default:
|
||
break;
|
||
}
|
||
|
||
// 新建一个bmp图片
|
||
Image bitmap = new Bitmap(towidth, toheight);
|
||
|
||
// 新建一个画板
|
||
Graphics g = Graphics.FromImage(bitmap);
|
||
|
||
// 设置高质量插值法
|
||
g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.High;
|
||
|
||
// 设置高质量,低速度呈现平滑程度
|
||
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
|
||
|
||
// 清空画布并以透明背景色填充
|
||
g.Clear(Color.Transparent);
|
||
|
||
// 在指定位置并且按指定大小绘制原图片的指定部分
|
||
g.DrawImage(img, new Rectangle(0, 0, towidth, toheight), new Rectangle(x, y, ow, oh), GraphicsUnit.Pixel);
|
||
try
|
||
{
|
||
// 以jpg格式保存缩略图
|
||
switch (imageType.ToLower())
|
||
{
|
||
case "gif":
|
||
// 生成缩略图
|
||
bitmap.Save(imgPath_new, ImageFormat.Gif);
|
||
break;
|
||
case "jpg":
|
||
bitmap.Save(imgPath_new, ImageFormat.Jpeg);
|
||
break;
|
||
case "bmp":
|
||
bitmap.Save(imgPath_new, ImageFormat.Bmp);
|
||
break;
|
||
case "png":
|
||
bitmap.Save(imgPath_new, ImageFormat.Png);
|
||
break;
|
||
default:
|
||
bitmap.Save(imgPath_new, ImageFormat.Jpeg);
|
||
break;
|
||
}
|
||
|
||
bitmap.Save(imgPath_new);
|
||
}
|
||
catch (Exception)
|
||
{
|
||
throw;
|
||
}
|
||
finally
|
||
{
|
||
img.Dispose();
|
||
bitmap.Dispose();
|
||
g.Dispose();
|
||
}
|
||
}
|
||
}
|
||
|
||
#endregion
|
||
|
||
#region 获取文件类型
|
||
|
||
/// <summary>
|
||
/// 获取文件类型.
|
||
/// </summary>
|
||
/// <param name="file">文件</param>
|
||
/// <returns></returns>
|
||
public static string? GetFileType(FileInfo file)
|
||
{
|
||
if (file.Exists)
|
||
{
|
||
string fileName = file.Name;
|
||
return fileName.Substring(fileName.LastIndexOf(".") + 1);
|
||
}
|
||
|
||
return string.Empty;
|
||
}
|
||
|
||
#endregion
|
||
#pragma warning restore CA1416 // 验证平台兼容性
|
||
|
||
#region 将文件路径转为内存流
|
||
|
||
/// <summary>
|
||
/// 将文件路径转为内存流.
|
||
/// </summary>
|
||
/// <param name="fileName"></param>
|
||
/// <returns></returns>
|
||
public static MemoryStream FileToStream(string fileName)
|
||
{
|
||
// 打开文件
|
||
FileStream fileStream = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read);
|
||
|
||
// 读取文件的 byte[]
|
||
byte[] bytes = new byte[fileStream.Length];
|
||
|
||
fileStream.Read(bytes, 0, bytes.Length);
|
||
|
||
fileStream.Close();
|
||
|
||
// 把 byte[] 转换成 Stream
|
||
return new MemoryStream(bytes);
|
||
}
|
||
|
||
#endregion
|
||
|
||
#region 根据文件大小获取指定前缀的可用文件名
|
||
|
||
/// <summary>
|
||
/// 根据文件大小获取指定前缀的可用文件名.
|
||
/// </summary>
|
||
/// <param name="folderPath">文件夹.</param>
|
||
/// <param name="prefix">文件前缀.</param>
|
||
/// <param name="size">文件大小(1m).</param>
|
||
/// <param name="ext">文件后缀(.log).</param>
|
||
/// <returns>可用文件名.</returns>
|
||
public static string GetAvailableFileWithPrefixOrderSize(string folderPath, string prefix, int size = 1 * 1024 * 1024, string ext = ".log")
|
||
{
|
||
DirectoryInfo allFiles = new DirectoryInfo(folderPath);
|
||
List<FileInfo> selectFiles = allFiles.GetFiles().Where(fi => fi.Name.ToLower().Contains(prefix.ToLower()) && fi.Extension.ToLower() == ext.ToLower() && fi.Length < size).OrderByDescending(d => d.Name).ToList();
|
||
|
||
if (selectFiles.Count > 0)
|
||
{
|
||
//modified by PhilPan
|
||
return selectFiles.First().FullName;
|
||
}
|
||
|
||
return Path.Combine(folderPath, $@"{prefix}_{DateTime.Now.ParseToUnixTime()}.log");
|
||
}
|
||
|
||
#endregion
|
||
|
||
#region 文件下载
|
||
|
||
/// <summary>
|
||
/// 普通下载.
|
||
/// </summary>
|
||
/// <param name="filePath">路径.</param>
|
||
/// <param name="fileName">文件名.</param>
|
||
public static void DownloadFile(string filePath, string fileName)
|
||
{
|
||
try
|
||
{
|
||
if (File.Exists(filePath))
|
||
{
|
||
byte[]? buff = ReadAllBytes(filePath);
|
||
Microsoft.AspNetCore.Http.HttpContext? httpContext = App.HttpContext;
|
||
httpContext.Response.ContentType = "application/octet-stream";
|
||
httpContext.Response.Headers.Add("Content-Disposition", "attachment;filename=" + HttpUtility.UrlEncode(fileName, Encoding.UTF8));
|
||
httpContext.Response.Headers.Add("Content-Length", buff?.Length.ToString());
|
||
httpContext.Response.Body.WriteAsync(buff);
|
||
httpContext.Response.Body.Flush();
|
||
httpContext.Response.Body.Close();
|
||
}
|
||
}
|
||
catch (Exception)
|
||
{
|
||
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 普通下载.
|
||
/// </summary>
|
||
/// <param name="buffer">文件流.</param>
|
||
/// <param name="fileName">文件名.</param>
|
||
public static void DownloadFile(byte[] buffer, string fileName)
|
||
{
|
||
Microsoft.AspNetCore.Http.HttpContext? httpContext = App.HttpContext;
|
||
httpContext.Response.ContentType = "application/octet-stream";
|
||
httpContext.Response.Headers.Add("Content-Disposition", "attachment;filename=" + HttpUtility.UrlEncode(fileName, Encoding.UTF8));
|
||
httpContext.Response.Body.Write(buffer);
|
||
httpContext.Response.Body.Flush();
|
||
httpContext.Response.Body.Close();
|
||
}
|
||
|
||
#endregion
|
||
|
||
#region 附件处理
|
||
|
||
/// <summary>
|
||
/// 添加附件：将临时文件夹的文件拷贝到正式文件夹里面.
|
||
/// </summary>
|
||
/// <param name="data"></param>
|
||
public static void CreateFile(List<AnnexModel> data)
|
||
{
|
||
if (data != null && data.Count > 0)
|
||
{
|
||
string temporaryFilePath = Path.Combine(KeyVariable.SystemPath, "TemporaryFile");
|
||
string systemFilePath = KeyVariable.SystemPath;
|
||
foreach (AnnexModel item in data)
|
||
{
|
||
MoveFile(temporaryFilePath + item.FileId, systemFilePath + item.FileId);
|
||
}
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 更新附件.
|
||
/// </summary>
|
||
/// <param name="data"></param>
|
||
public static void UpdateFile(List<AnnexModel> data)
|
||
{
|
||
if (data != null)
|
||
{
|
||
string temporaryFilePath = Path.Combine(KeyVariable.SystemPath, "TemporaryFile");
|
||
string systemFilePath = KeyVariable.SystemPath;
|
||
foreach (AnnexModel item in data)
|
||
{
|
||
if (item.FileType == "add")
|
||
{
|
||
MoveFile(temporaryFilePath + item.FileId, systemFilePath + item.FileId);
|
||
}
|
||
else if (item.FileType == "delete")
|
||
{
|
||
DeleteFile(systemFilePath + item.FileId);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 删除附件.
|
||
/// </summary>
|
||
/// <param name="data"></param>
|
||
public static void DeleteFile(List<AnnexModel> data)
|
||
{
|
||
if (data != null && data.Count > 0)
|
||
{
|
||
string systemFilePath = KeyVariable.SystemPath;
|
||
foreach (AnnexModel item in data)
|
||
{
|
||
DeleteFile(systemFilePath + item.FileId);
|
||
}
|
||
}
|
||
}
|
||
|
||
#endregion
|
||
} |