public async Task <ResponseDTO <OtherVideoDTO> > GetOtherVideoByIdAsync(long id)
{
if (id < 1)
{
return(new ResponseDTO <OtherVideoDTO> {
success = false, data = null, responseMessage = "invalid id"
});
}
OtherCrawledVideos otherVideo = await dbContext.OtherCrawledVideos.FirstOrDefaultAsync(x => x.Id == id);
if (otherVideo == null)
{
return(new ResponseDTO <OtherVideoDTO> {
success = false, data = null, responseMessage = "invalid id"
});
}
return(new ResponseDTO <OtherVideoDTO> {
success = true, data = OtherVideoDTO.OtherCrawledVideosToOtherVideoDTO(otherVideo)
});
}
public static OtherVideoDTO OtherCrawledVideosToOtherVideoDTO(OtherCrawledVideos otherCrawledVideos)
{
OtherVideoDTO otherVideoDTO = new OtherVideoDTO();
otherVideoDTO.Author = otherCrawledVideos.Author;
otherVideoDTO.CreatedAt = otherCrawledVideos.CreatedAt;
otherVideoDTO.FileName = otherCrawledVideos.FileName;
otherVideoDTO.FullPath = otherCrawledVideos.FullPath;
otherVideoDTO.Id = otherCrawledVideos.Id;
otherVideoDTO.UpdatedAt = otherCrawledVideos.UpdatedAt;
otherVideoDTO.order = otherCrawledVideos.order;
otherVideoDTO.Path = otherCrawledVideos.Path;
otherVideoDTO.SiteName = otherCrawledVideos.SiteName;
otherVideoDTO.TagString = otherCrawledVideos.TagString;
otherVideoDTO.Thumbnail = otherCrawledVideos.Thumbnail;
otherVideoDTO.Title = otherCrawledVideos.Title;
otherVideoDTO.VideoUrl = otherCrawledVideos.VideoUrl;
otherVideoDTO.Type = otherCrawledVideos.Type;
return(otherVideoDTO);
}
public async Task <ResponseDTO <long> > CrawlVideosByUrlAsync(CrawlOtherVideoDTO otherVideoDTO)
{
var exVideo = dbContext.OtherCrawledVideos.FirstOrDefault(x => x.VideoUrl == otherVideoDTO.VideoUrl);
if (exVideo != null)
{
return(new ResponseDTO <long>
{
success = false,
data = -1,
responseMessage = "alrdy Crawled This video"
});
}
string url = otherVideoDTO.VideoUrl;
if (!System.IO.Directory.Exists($"{Config.OtherVideoPhysicalFilePath}/{otherVideoDTO.SiteName.Trim()}_{otherVideoDTO.Author.Trim()}"))
{
System.IO.Directory.CreateDirectory($"{Config.OtherVideoPhysicalFilePath}/{otherVideoDTO.SiteName.Trim()}_{otherVideoDTO.Author.Trim()}");
}
var ytdl = new YoutubeDL();
// set the path of the youtube-dl and FFmpeg if they're not in PATH or current directory
ytdl.YoutubeDLPath = $"H:/MyProjects/youtube-dl.exe";
ytdl.FFmpegPath = $"C:/ffmpeg/bin/ffmpeg.exe";
// optional: set a different download folder
ytdl.OutputFolder = $"{Config.OtherVideoPhysicalFilePath}/{otherVideoDTO.SiteName.Trim()}_{otherVideoDTO.Author.Trim()}";
ytdl.RestrictFilenames = true;
// download a video
var data = await ytdl.RunVideoDataFetch(url : url);
string title = data.Data.Title;
string publishedAt = data.Data.UploadDate.ToString();
string author = data.Data.Uploader;
string description = data.Data.Description;
string channelId = data.Data.ChannelID;
string thumbnailDefault = data.Data.Thumbnail;
double duration = data.Data.Duration ?? 0;
var res = await ytdl.RunVideoDownload(url : url);
// the path of the downloaded file
string path = res.Data;
var splitedPath = path.Split("\\");
string folder = $"{otherVideoDTO.SiteName.Trim()}_{otherVideoDTO.Author.Trim()}";
string fileName = splitedPath[splitedPath.Length - 1];
string fullPath = $"{otherVideoDTO.SiteName.Trim()}_{otherVideoDTO.Author.Trim()}/{fileName}";
string timeStr = DateTime.UtcNow.ToString("MMddHHmmss");
string newFileName = otherVideoDTO.TagString.Trim() + "_" + timeStr + fileName;
string newFullPath = $"{folder}/{newFileName}";
System.IO.File.Move($"{Config.OtherVideoPhysicalFilePath}/{fullPath}", $"{Config.OtherVideoPhysicalFilePath}/{newFullPath}");
if (duration < 1)
{
var mediaInfo = await FFmpeg.GetMediaInfo($"{Config.OtherVideoPhysicalFilePath}/{newFullPath}");
duration = mediaInfo.VideoStreams.First().Duration.TotalSeconds;
}
string thumbnailOutputPath = $"{Config.OtherVideoPhysicalFilePath}/{newFullPath}_thumbnail.png";
string thumbnailPath = $"{newFullPath}_thumbnail.png";
IConversion conversion = await FFmpeg.Conversions.FromSnippet.Snapshot($"{Config.OtherVideoPhysicalFilePath}/{newFullPath}"
, thumbnailOutputPath, TimeSpan.FromSeconds(duration / 2));
IConversionResult result = await conversion.Start();
OtherCrawledVideos otherCrawledVideos = new OtherCrawledVideos
{
Author = otherVideoDTO.Author.Trim(),
FileName = newFileName,
FullPath = newFullPath,
Path = folder,
Type = otherVideoDTO.Type,
SiteName = otherVideoDTO.SiteName.Trim(),
TagString = otherVideoDTO.TagString.Trim(),
Title = title ?? newFileName,
VideoUrl = otherVideoDTO.VideoUrl,
Thumbnail = thumbnailPath,
order = dbContext.OtherCrawledVideos.DefaultIfEmpty().Max(x => x == null ? 0 : x.order) + 1
};
await dbContext.OtherCrawledVideos.AddAsync(otherCrawledVideos);
await dbContext.SaveChangesAsync();
return(new ResponseDTO <long> {
success = true, data = otherCrawledVideos.Id
});
}