当目标文件存在时，增加后缀而不是直接覆盖

2022-07-27 01:46:05 +08:00 · 2022-07-27 01:46:05 +08:00 · f4e8b3f908
parent 57e22042cd
commit f4e8b3f908
1 changed files with 5 additions and 0 deletions
--- a/src/N_m3u8DL-RE/DownloadManager/SimpleDownloadManager.cs
+++ b/src/N_m3u8DL-RE/DownloadManager/SimpleDownloadManager.cs
@ -52,6 +52,11 @@ namespace N_m3u8DL_RE.DownloadManager
            dirName = ConvertUtil.GetValidFileName(dirName, filterSlash: true);
            var headers = DownloaderConfig.Headers;
            var output = Path.Combine(saveDir, saveName + $".{streamSpec.Extension ?? "ts"}");
+            //检测目标文件是否存在
+            while (File.Exists(output))
+            {
+                Logger.WarnMarkUp($"{output} => {output = Path.ChangeExtension(output, $"copy" + Path.GetExtension(output))}");
+            }

            //mp4decrypt
            var mp4decrypt = DownloaderConfig.DecryptionBinaryPath!;