95 lines
No EOL
2.8 KiB
C#
95 lines
No EOL
2.8 KiB
C#
using System.Web;
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using RdtClient.Data.Models.Data;
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namespace RdtClient.Service.Helpers;
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public static class DownloadHelper
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{
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public static String? GetDownloadPath(String downloadPath, Torrent torrent, Download download)
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{
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var fileUrl = download.Link;
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if (String.IsNullOrWhiteSpace(fileUrl) || torrent.RdName == null)
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{
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return null;
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}
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var directory = RemoveInvalidPathChars(torrent.RdName);
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var uri = new Uri(fileUrl);
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var fileName = download.FileName;
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if (String.IsNullOrWhiteSpace(fileName))
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{
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fileName = uri.Segments.Last();
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fileName = HttpUtility.UrlDecode(fileName);
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}
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fileName = FileHelper.RemoveInvalidFileNameChars(fileName);
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var torrentPath = downloadPath;
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if (torrent.Files.Count > 1)
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{
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torrentPath = Path.Combine(downloadPath, directory);
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var matchingTorrentFiles = torrent.Files.Where(m => m.Path.EndsWith(fileName)).Where(m => !String.IsNullOrWhiteSpace(m.Path)).ToList();
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if (matchingTorrentFiles.Count > 0)
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{
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var matchingTorrentFile = matchingTorrentFiles[0];
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var subPath = Path.GetDirectoryName(matchingTorrentFile.Path);
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if (!String.IsNullOrWhiteSpace(subPath))
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{
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subPath = subPath.Trim('/').Trim('\\');
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torrentPath = Path.Combine(torrentPath, subPath);
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}
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else if (torrent.Files.Count == 1)
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{
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if (directory != fileName)
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{
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throw new($"Torrent path {torrentPath} does not match file name {fileName}. This is a requirement for single file torrents.");
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}
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return torrentPath;
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}
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}
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}
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else if (torrent.Files.Count == 1)
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{
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var torrentFile = torrent.Files[0];
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var subPath = Path.GetDirectoryName(torrentFile.Path);
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if (!String.IsNullOrWhiteSpace(subPath))
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{
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subPath = subPath.Trim('/').Trim('\\');
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torrentPath = Path.Combine(torrentPath, subPath);
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}
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}
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if (!String.IsNullOrWhiteSpace(torrentPath) && !Directory.Exists(torrentPath))
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{
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Directory.CreateDirectory(torrentPath);
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}
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var filePath = Path.Combine(torrentPath, fileName);
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return filePath;
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}
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public static String? GetDownloadPath(Torrent torrent, Download download)
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{
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return GetDownloadPath("", torrent, download);
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}
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private static String RemoveInvalidPathChars(String path)
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{
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return String.Concat(path.Split(Path.GetInvalidPathChars()));
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}
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} |