81 lines
2.7 KiB
C#
81 lines
2.7 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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namespace DataCheck
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{
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public class DataChecker
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{
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public DataChecker()
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{
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// 加入你要同步的資料夾
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SyncFolder(Utils.Env.GetPath("video", ""), @"D:\video", "video", new[] { ".mpg" });
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}
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private void SyncFolder(string serverPath, string localPath, string label, string[] extensions)
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{
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if (!Directory.Exists(localPath))
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{
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Directory.CreateDirectory(localPath);
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}
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if (!Directory.Exists(serverPath))
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{
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Console.WriteLine($"找不到伺服器資料夾：{serverPath}");
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return;
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}
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var serverFiles = Directory.GetFiles(serverPath)
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.Where(f => extensions.Contains(Path.GetExtension(f), StringComparer.OrdinalIgnoreCase))
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.Select(f => new FileInfo(f))
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.ToDictionary(f => f.Name, f => f);
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var localFiles = Directory.GetFiles(localPath)
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.Where(f => extensions.Contains(Path.GetExtension(f), StringComparer.OrdinalIgnoreCase))
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.Select(f => new FileInfo(f))
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.ToDictionary(f => f.Name, f => f);
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// 1. 複製或更新檔案
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foreach (var serverFile in serverFiles)
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{
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bool needsCopy = !localFiles.ContainsKey(serverFile.Key) ||
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serverFile.Value.LastWriteTime > localFiles[serverFile.Key].LastWriteTime;
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if (needsCopy)
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{
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try
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{
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string dest = Path.Combine(localPath, serverFile.Key);
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File.Copy(serverFile.Value.FullName, dest, true);
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Console.WriteLine($"更新{label}: {serverFile.Key}");
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}
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catch (Exception ex)
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{
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Console.WriteLine($"複製{label}失敗 {serverFile.Key}: {ex.Message}");
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}
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}
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}
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// 2. 刪除多餘的本地檔案
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foreach (var localFile in localFiles)
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{
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if (!serverFiles.ContainsKey(localFile.Key))
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{
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try
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{
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File.Delete(localFile.Value.FullName);
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Console.WriteLine($"刪除多餘{label}: {localFile.Key}");
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}
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catch (Exception ex)
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{
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Console.WriteLine($"刪除{label}失敗 {localFile.Key}: {ex.Message}");
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}
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}
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}
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}
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}
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}
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