public async Task <IActionResult> PostSoundCloud([FromBody] RequestBody requestBody)
{
var requestIp = Request.HttpContext.Connection.RemoteIpAddress;
_logger.Information(string.Join(" ", requestIp, _logMessages["requestReceived"]));
if (string.IsNullOrEmpty(requestBody.clientId) || string.IsNullOrEmpty(requestBody.soundcloudUrl.ToString()))
{
_logger.Information(string.Join(" ", requestIp, _logMessages["requestMalformed"]));
return(StatusCode(400, new ErrorResponse(_logMessages["requestMalformed"])));
}
var soundCloudManager = new Manager.Methods.SoundCloud();
var createdFiles = new List <string>();
try
{
if (requestBody.soundcloudUrl.ToString().Contains("sets")) //Use regex later
{
_logger.Information(string.Join(" ", requestIp, _logMessages["requestPlaylist"]));
var playlistInformation = soundCloudManager.ResolvePlaylistUrl(requestBody.soundcloudUrl, requestBody.clientId);
_logger.Information(string.Join(" ", requestIp, _logMessages["requestAuthentication"]));
var playlistFolder = Directory.CreateDirectory($"{_tempFileStore}\\{playlistInformation.Title}");
_logger.Information(string.Join(" ", requestIp, _logMessages["playlistInformation"]));
foreach (var track in playlistInformation.Tracks)
{
var trackUrl = soundCloudManager.QueryTrackUrl(track.Id, requestBody.clientId);
var trackInformation = soundCloudManager.ResolveTrackUrl(trackUrl, requestBody.clientId);
var trackName = trackInformation.Title;
var trackMediaUrl = soundCloudManager.QueryTrackTranscodings(trackInformation.Media.Transcodings, requestBody.clientId);
var filePath = $"{_tempFileStore}\\{playlistInformation.Title}\\{trackName}.mp3";
var trackM3u8 = soundCloudManager.QueryTrackM3u8(trackMediaUrl);
var ffmpegManager = new Ffmpeg();
await ffmpegManager.DownloadTrack(trackM3u8, filePath);
_logger.Information(string.Join(" ", requestIp, _logMessages["fileDownloadPlaylist"]));
var trackMediaInformationMod = new TrackInformationMod()
{
artist = trackInformation.User.Username,
album = trackInformation.User.Username,
title = trackInformation.Title
};
var id3Manager = new Id3();
id3Manager.SetFileMetadata(filePath, trackMediaInformationMod);
}
string zipPath = $"{_tempFileStore}\\{playlistInformation.Title}.zip";
var compressionManager = new Compression();
compressionManager.CompressFolder(playlistFolder.FullName, zipPath);
_logger.Information(string.Join(" ", requestIp, _logMessages["zipStatus"]));
var fileStream = await System.IO.File.ReadAllBytesAsync(zipPath);
Response.Headers.Add("File-Type", "zip");
createdFiles.Add(zipPath);
createdFiles.Add(playlistFolder.FullName);
return(File(fileStream, "application/octet-stream"));
}
else
{
var trackInformation = soundCloudManager.ResolveTrackUrl(requestBody.soundcloudUrl, requestBody.clientId);
_logger.Information(string.Join(" ", requestIp, _logMessages["requestAuthentication"]));
string trackName = trackInformation.Title;
var trackMediaInformation = soundCloudManager.QueryTrackTranscodings(trackInformation.Media.Transcodings,
requestBody.clientId);
var trackMediaUrl = soundCloudManager.QueryTrackM3u8(trackMediaInformation);
string filePath = $"{_tempFileStore}\\{trackName}.mp3";
var ffmpegManager = new Ffmpeg();
await ffmpegManager.DownloadTrack(trackMediaUrl, filePath);
_logger.Information(string.Join(" ", requestIp, _logMessages["fileDownload"]));
var trackMediaInformationMod = new TrackInformationMod()
{
artist = trackInformation.User.Username,
album = trackInformation.User.Username,
title = trackInformation.Title
};
var id3Manager = new Id3();
id3Manager.SetFileMetadata(filePath, trackMediaInformationMod);
var fileStream = await System.IO.File.ReadAllBytesAsync(filePath);
_logger.Information(string.Join(" ", requestIp, _logMessages["requestSuccess"]));
Response.Headers.Add("File-Type", "mp3");
return(File(fileStream, "application/octet-stream"));
}
}
catch (Exception processException)
{
_logger.Information(string.Join(" ", requestIp, _logMessages["requestError"], processException.Message));
return(StatusCode(500, new ErrorResponse(processException.Message)));
}
finally
{
foreach (var file in createdFiles)
{
if (Directory.Exists(file))
{
Directory.Delete(file, true);
}
else
{
System.IO.File.Delete(file);
}
}
//Leaves still some unknow file behind when downloading singular Tracks...
_logger.Information(string.Join(" ", requestIp, _logMessages["fileCleanup"]));
}
}