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YTWindow.xaml.cs
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using System;
using System.Linq;
using System.Windows;
using System.Windows.Controls;
using YoutubeExplode;
using YoutubeExplode.Converter;
using YoutubeExplode.Videos.Streams;
using Microsoft.Win32;
using System.Text.RegularExpressions;
using YoutubeExplode.Exceptions;
using static FilumDLWPF.FolderPicker;
using YoutubeExplode.Common;
using System.Threading.Tasks;
using System.Net.Http;
using System.Windows.Media.Imaging;
using System.Windows.Threading;
namespace FilumDLWPF
{
/// <summary>
/// Interaction logic for YTWindow.xaml
/// Window for the YouTube Downloader
/// Copyright: Blaze Devs 2022-2024, All Rights Reserved
/// </summary>
public partial class YTWindow : Window
{
public YTWindow()
{
var AppName = GlobalVariables.AppName;
var AppVersion = GlobalVariables.AppVersion;
this.Title = $" {AppName} {AppVersion} - YouTube Downloader";
InitializeComponent();
}
public enum YTVideoDLType
{
AudioAndVideo = 0,
AudioOnly = 1,
VideoOnly = 2
}
public string regexPattern = @"(?:https?:\/\/)?(?:www\.)?(?:m\.)?(?:youtube\.com\/(?:watch\?(?:.*&)?v=|v\/|embed\/|playlist\?(?:.*&)?list=|user\/\w+\/playlist\/)|youtu\.be\/|youtube.com\/shorts\/)([a-zA-Z0-9-_]+)";
public string SanitizeFilename(string input)
{
// Remove characters that are not allowed in filenames
string sanitized = Regex.Replace(input, @"[<>:""/\\|?*]", "");
// Truncate the filename to a reasonable length (adjust as needed)
int maxLength = 100;
if (sanitized.Length > maxLength)
{
sanitized = sanitized.Substring(0, maxLength);
}
return sanitized;
}
public string DownloadFormatSet()
{
if(ffInfoOpts.SelectedItem == FFavi)
{
return ".avi";
}
else if(ffInfoOpts.SelectedItem == FFmp3)
{
return ".mp3";
}
else if(ffInfoOpts.SelectedItem == FFmp4)
{
return ".mp4";
}
else
{
return ".mp4";
}
}
public string DownloadResSet()
{
var des = dnRes.SelectedItem;
if(des == p144)
{
return "144p";
}
else if(des == p240)
{
return "240p";
}
else if(des == p360)
{
return "360p";
}
else if(des == p480)
{
return "480p";
}
else if(des == p720)
{
return "720p";
}
else if(des == p1080)
{
return "1080p";
}
else if(des == p1440)
{
return "1440p";
}
else if(des == p2160)
{
return "2160p";
}
else
{
return "1080p";
}
}
public string CCLanguageSet()
{
if(ccLang.SelectedItem == zh)
{
return "zh";
}
else if(ccLang.SelectedItem == en)
{
return "en";
}
else if (ccLang.SelectedItem == ja)
{
return "ja";
}
else if (ccLang.SelectedItem == ko)
{
return "ko";
}
else if (ccLang.SelectedItem == es)
{
return "es";
}
else if (ccLang.SelectedItem == fr)
{
return "fr";
}
else if (ccLang.SelectedItem == de)
{
return "de";
}
else if (ccLang.SelectedItem == hi)
{
return "hi";
}
else if (ccLang.SelectedItem == bn)
{
return "bn";
}
else if (ccLang.SelectedItem == ru)
{
return "ru";
}
else if(ccLang.SelectedItem == ar)
{
return "ar";
}
else if(ccLang.SelectedItem == pt)
{
return "pt";
}
else if(ccLang.SelectedItem == tr)
{
return "tr";
}
else if(ccLang.SelectedItem == vi)
{
return "vi";
}
else if(ccLang.SelectedItem == pl)
{
return "pl";
}
else if(ccLang.SelectedItem == no)
{
return "no";
}
else if(ccLang.SelectedItem == ml)
{
return "ml";
}
else if(ccLang.SelectedItem == it)
{
return "it";
}
else if(ccLang.SelectedItem == id)
{
return "id";
}
else if(ccLang.SelectedItem == gu)
{
return "gu";
}
else if(ccLang.SelectedItem == asa)
{
return "as";
}
else
{
return "en";
}
}
private void MediaElement_MediaEnded(object sender, RoutedEventArgs e)
{
throw new NotImplementedException();
}
public async void YTVideoDownloadAsync(string dlURL, YTVideoDLType ytdlType, string captionLanguage, string fileFormat, string resFormat)
{
var youtubeClient = new YoutubeClient();
var video = await youtubeClient.Videos.GetAsync(dlURL);
string name = SanitizeFilename(video.Title);
string channel = video.Author.ChannelTitle;
var dlg = new FolderPicker();
dlg.InputPath = Environment.GetFolderPath(Environment.SpecialFolder.MyMusic);
if (dlg.ShowDialog() == true)
{
string filepath = dlg.ResultPath;
}
string filepathS = $"{dlg.ResultPath}\\{channel} - {name}{fileFormat}";
var streamManifest = await youtubeClient.Videos.Streams.GetManifestAsync(dlURL);
if (ytdlType == YTVideoDLType.AudioAndVideo)
{
if (dnRes.SelectedItem == MaxQuality)
{
var videoStreamInfo = streamManifest.GetVideoStreams().GetWithHighestVideoQuality();
var audioStreamInfo = streamManifest.GetAudioStreams().GetWithHighestBitrate();
var streamInfos = new IStreamInfo[] { audioStreamInfo, videoStreamInfo };
if (dnCC.IsChecked == true)
{
var trackManifest = await youtubeClient.Videos.ClosedCaptions.GetManifestAsync(dlURL);
var trackInfo = trackManifest.TryGetByLanguage(captionLanguage);
if (trackInfo == null)
{
MessageBox.Show("No captions available for the selected language, proceeding with video download...", "Captions Unavailable", MessageBoxButton.OK, MessageBoxImage.Information);
statusBar.Text = "No captions available for the selected language, proceeding with video download...";
}
else
{
statusBar.Text = "Downloading video captions...";
await youtubeClient.Videos.ClosedCaptions.DownloadAsync(trackInfo, filepathS.Remove(filepathS.Length - 4, 4) + ".srt");
statusBar.Text = "Downloaded successfully, proceeding with video download...";
MessageBox.Show("Downloaded successfully, proceeding with video download...", "Captions Downloaded Successfully", MessageBoxButton.OK, MessageBoxImage.Information);
}
}
statusBar.Text = "Downloading...";
await youtubeClient.Videos.DownloadAsync(streamInfos, new ConversionRequestBuilder(filepathS).Build());
statusBar.Text = "Downloaded Successfully!";
}
else
{
var videoStreamInfoA = streamManifest.GetVideoStreams().FirstOrDefault(s => s.VideoQuality.Label == resFormat);
var audioStreamInfoA = streamManifest.GetAudioStreams().GetWithHighestBitrate();
var streamInfosA = new IStreamInfo[] { audioStreamInfoA, videoStreamInfoA };
if (dnCC.IsChecked == true)
{
var trackManifest = await youtubeClient.Videos.ClosedCaptions.GetManifestAsync(dlURL);
var trackInfo = trackManifest.TryGetByLanguage(captionLanguage);
if (trackInfo == null)
{
MessageBox.Show("No captions available for the selected language, proceeding with video download...", "Captions Unavailable", MessageBoxButton.OK, MessageBoxImage.Information);
statusBar.Text = "No captions available for the selected language, proceeding with video download...";
}
else
{
statusBar.Text = "Downloading video captions...";
await youtubeClient.Videos.ClosedCaptions.DownloadAsync(trackInfo, filepathS.Remove(filepathS.Length - 4, 4) + ".srt");
statusBar.Text = "Captions downloaded successfully, proceeding with video download...";
MessageBox.Show("Captions downloaded successfully, proceeding with video download...", "Captions Downloaded Successfully", MessageBoxButton.OK, MessageBoxImage.Information);
}
}
try
{
statusBar.Text = "Downloading...";
await youtubeClient.Videos.DownloadAsync(streamInfosA, new ConversionRequestBuilder(filepathS).Build());
statusBar.Text = "Downloaded Successfully!";
MessageBox.Show("Downloaded the video successfully!", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
}
catch (NullReferenceException)
{
MessageBox.Show("Selected video quality unavilable, changing the resolution to highest video quality...", "Error", MessageBoxButton.OK, MessageBoxImage.Information);
videoStreamInfoA = streamManifest.GetVideoStreams().GetWithHighestVideoQuality();
audioStreamInfoA = streamManifest.GetAudioStreams().GetWithHighestBitrate();
streamInfosA = new IStreamInfo[] { audioStreamInfoA, videoStreamInfoA };
statusBar.Text = "Downloading...";
await youtubeClient.Videos.DownloadAsync(streamInfosA, new ConversionRequestBuilder(filepathS).Build());
MessageBox.Show("Downloaded the video successfully!", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
statusBar.Text = "Downloaded Successfully!";
}
}
}
else if (ytdlType == YTVideoDLType.AudioOnly)
{
if (dnRes.SelectedItem == MaxQuality)
{
var audioStreamInfo = streamManifest.GetAudioStreams().GetWithHighestBitrate();
var streamInfos = new IStreamInfo[] { audioStreamInfo };
var saveFileDialog = new SaveFileDialog();
if (dnCC.IsChecked == true)
{
var trackManifest = await youtubeClient.Videos.ClosedCaptions.GetManifestAsync(dlURL);
var trackInfo = trackManifest.TryGetByLanguage(captionLanguage);
if (trackInfo == null)
{
MessageBox.Show("No captions available for the selected language, proceeding with video download...", "Captions Unavailable", MessageBoxButton.OK, MessageBoxImage.Information);
statusBar.Text = "No captions available for the selected language, proceeding with video download...";
}
else
{
statusBar.Text = "Downloading video captions...";
await youtubeClient.Videos.ClosedCaptions.DownloadAsync(trackInfo, filepathS.Remove(filepathS.Length - 4, 4) + ".srt");
statusBar.Text = "Downloaded successfully, proceeding with video download...";
MessageBox.Show("Downloaded successfully, proceeding with video download...", "Captions Downloaded Successfully", MessageBoxButton.OK, MessageBoxImage.Information);
}
}
statusBar.Text = "Downloading...";
await youtubeClient.Videos.DownloadAsync(streamInfos, new ConversionRequestBuilder(filepathS).Build());
statusBar.Text = "Downloaded Successfully!";
MessageBox.Show("Downloaded the audio successfully!", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
}
else
{
var audioStreamInfoA = streamManifest.GetAudioStreams().GetWithHighestBitrate();
var streamInfosA = new IStreamInfo[] { audioStreamInfoA };
if (dnCC.IsChecked == true)
{
var trackManifest = await youtubeClient.Videos.ClosedCaptions.GetManifestAsync(dlURL);
var trackInfo = trackManifest.TryGetByLanguage(captionLanguage);
if (trackInfo == null)
{
MessageBox.Show("No captions available for the selected language, proceeding with video download...", "Captions Unavailable", MessageBoxButton.OK, MessageBoxImage.Information);
statusBar.Text = "No captions available for the selected language, proceeding with video download...";
}
else
{
statusBar.Text = "Downloading video captions...";
await youtubeClient.Videos.ClosedCaptions.DownloadAsync(trackInfo, filepathS.Remove(filepathS.Length - 4, 4) + ".srt");
statusBar.Text = "Captions downloaded successfully, proceeding with video download...";
MessageBox.Show("Captions downloaded successfully, proceeding with video download...", "Captions Downloaded Successfully", MessageBoxButton.OK, MessageBoxImage.Information);
}
}
try
{
statusBar.Text = "Downloading...";
await youtubeClient.Videos.DownloadAsync(streamInfosA, new ConversionRequestBuilder(filepathS).Build());
statusBar.Text = "Downloaded Successfully!";
MessageBox.Show("Downloaded the audio successfully!", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
}
catch (NullReferenceException)
{
MessageBox.Show("Selected video quality unavilable, changing the resolution to highest audio quality...", "Error", MessageBoxButton.OK, MessageBoxImage.Information);
audioStreamInfoA = streamManifest.GetAudioStreams().GetWithHighestBitrate();
streamInfosA = new IStreamInfo[] { audioStreamInfoA };
statusBar.Text = "Downloading...";
await youtubeClient.Videos.DownloadAsync(streamInfosA, new ConversionRequestBuilder(filepathS).Build());
MessageBox.Show("Downloaded the audio successfully!", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
statusBar.Text = "Downloaded Successfully!";
}
}
}
else if (ytdlType == YTVideoDLType.VideoOnly)
{
if (dnRes.SelectedItem == MaxQuality)
{
var videoStreamInfo = streamManifest.GetVideoStreams().GetWithHighestVideoQuality();
var streamInfos = new IStreamInfo[] { videoStreamInfo };
if (dnCC.IsChecked == true)
{
var trackManifest = await youtubeClient.Videos.ClosedCaptions.GetManifestAsync(dlURL);
var trackInfo = trackManifest.TryGetByLanguage(captionLanguage);
if (trackInfo == null)
{
MessageBox.Show("No captions available for the selected language, proceeding with video download..., proceeding with video download...", "Captions Unavailable", MessageBoxButton.OK, MessageBoxImage.Information);
statusBar.Text = "No captions available for the selected language, proceeding with video download..., proceeding with video download...";
}
else
{
statusBar.Text = "Downloading video captions...";
await youtubeClient.Videos.ClosedCaptions.DownloadAsync(trackInfo, filepathS.Remove(filepathS.Length - 4, 4) + ".srt");
statusBar.Text = "Downloaded successfully, proceeding with video download...";
MessageBox.Show("Downloaded successfully, proceeding with video download...", "Captions Downloaded Successfully", MessageBoxButton.OK, MessageBoxImage.Information);
}
}
statusBar.Text = "Downloading...";
await youtubeClient.Videos.DownloadAsync(streamInfos, new ConversionRequestBuilder(filepathS).Build());
statusBar.Text = "Downloaded Successfully!";
}
else
{
var videoStreamInfoA = streamManifest.GetVideoStreams().FirstOrDefault(s => s.VideoQuality.Label == resFormat);
var streamInfosA = new IStreamInfo[] { videoStreamInfoA };
if (dnCC.IsChecked == true)
{
var trackManifest = await youtubeClient.Videos.ClosedCaptions.GetManifestAsync(dlURL);
var trackInfo = trackManifest.TryGetByLanguage(captionLanguage);
if (trackInfo == null)
{
MessageBox.Show("No captions available for the selected language, proceeding with video download...", "Captions Unavailable", MessageBoxButton.OK, MessageBoxImage.Information);
statusBar.Text = "No captions available for the selected language, proceeding with video download...";
}
else
{
statusBar.Text = "Downloading video captions...";
await youtubeClient.Videos.ClosedCaptions.DownloadAsync(trackInfo, filepathS.Remove(filepathS.Length - 4, 4) + ".srt");
statusBar.Text = "Captions downloaded successfully, proceeding with video download...";
MessageBox.Show("Captions downloaded successfully, proceeding with video download...", "Captions Downloaded Successfully", MessageBoxButton.OK, MessageBoxImage.Information);
}
}
try
{
statusBar.Text = "Downloading...";
await youtubeClient.Videos.DownloadAsync(streamInfosA, new ConversionRequestBuilder(filepathS).Build());
statusBar.Text = "Downloaded Successfully!";
MessageBox.Show("Downloaded the video successfully!", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
}
catch (NullReferenceException)
{
MessageBox.Show("Selected video quality unavilable, changing the resolution to highest video quality...", "Error", MessageBoxButton.OK, MessageBoxImage.Information);
videoStreamInfoA = streamManifest.GetVideoStreams().GetWithHighestVideoQuality();
streamInfosA = new IStreamInfo[] { videoStreamInfoA };
statusBar.Text = "Downloading...";
await youtubeClient.Videos.DownloadAsync(streamInfosA, new ConversionRequestBuilder(filepathS).Build());
MessageBox.Show("Downloaded the video successfully!", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
statusBar.Text = "Downloaded Successfully!";
}
}
}
}
public async void YTPlaylistDownloadAsync(string dlURL, YTVideoDLType ytdlType, string captionLanguage, string fileFormat, string resFormat)
{
var youtubeClient = new YoutubeClient();
if (ytdlType == YTVideoDLType.AudioAndVideo)
{
var dlg = new FolderPicker();
dlg.InputPath = Environment.GetFolderPath(Environment.SpecialFolder.MyMusic);
if (dlg.ShowDialog() == true)
{
string filepath = dlg.ResultPath;
}
string filepathS = dlg.ResultPath;
await foreach (var videoP in youtubeClient.Playlists.GetVideosAsync(dlURL))
{
string name = SanitizeFilename(videoP.Title);
string channel = videoP.Author.ChannelTitle;
string filepath = $"{filepathS}\\{channel} - {name}{fileFormat}";
var streamsManifest = await youtubeClient.Videos.Streams.GetManifestAsync(videoP.Id);
if (dnRes.SelectedItem == MaxQuality)
{
var audioStreamInfo = streamsManifest.GetAudioStreams().GetWithHighestBitrate();
var videoStreamInfo = streamsManifest.GetVideoStreams().GetWithHighestVideoQuality();
var streamInfos = new IStreamInfo[] { audioStreamInfo, videoStreamInfo };
if (dnCC.IsChecked == true)
{
var trackManifest = await youtubeClient.Videos.ClosedCaptions.GetManifestAsync(videoP.Id);
var trackInfo = trackManifest.TryGetByLanguage(captionLanguage);
if (trackInfo == null)
{
MessageBox.Show("No captions available for the selected language, proceeding with video download...", "Captions Unavailable", MessageBoxButton.OK, MessageBoxImage.Information);
statusBar.Text = "No captions available for the selected language, proceeding with video download...";
}
else
{
statusBar.Text = "Downloading video captions...";
await youtubeClient.Videos.ClosedCaptions.DownloadAsync(trackInfo, filepath.Remove(filepath.Length - 4, 4) + ".srt");
statusBar.Text = "Downloaded successfully, proceeding with video download...";
MessageBox.Show("Downloaded successfully, proceeding with video download...", "Captions Downloaded Successfully", MessageBoxButton.OK, MessageBoxImage.Information);
}
}
statusBar.Text = "Downloading...";
await youtubeClient.Videos.DownloadAsync(streamInfos, new ConversionRequestBuilder(filepath).Build());
statusBar.Text = $"Downloaded {filepath} Successfully!";
MessageBox.Show($"Downloaded {filepath} successfully!", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
}
else
{
var videoStreamInfoA = streamsManifest.GetVideoStreams().FirstOrDefault(s => s.VideoQuality.Label == resFormat);
if (videoStreamInfoA == null)
{
videoStreamInfoA = streamsManifest.GetVideoStreams().GetWithHighestVideoQuality();
}
var audioStreamInfoA = streamsManifest.GetAudioStreams().GetWithHighestBitrate();
var streamInfosA = new IStreamInfo[] { audioStreamInfoA, videoStreamInfoA };
if (dnCC.IsChecked == true)
{
var trackManifest = await youtubeClient.Videos.ClosedCaptions.GetManifestAsync(videoP.Id);
var trackInfo = trackManifest.TryGetByLanguage(captionLanguage);
if (trackInfo == null)
{
MessageBox.Show("No captions available for the selected language, proceeding with video download...", "Captions Unavailable", MessageBoxButton.OK, MessageBoxImage.Information);
statusBar.Text = "No captions available for the selected language, proceeding with video download...";
}
else
{
statusBar.Text = "Downloading video captions...";
await youtubeClient.Videos.ClosedCaptions.DownloadAsync(trackInfo, filepath.Remove(filepath.Length - 4, 4) + ".srt");
statusBar.Text = "Captions downloaded successfully, proceeding with video download...";
}
}
try
{
statusBar.Text = "Downloading...";
await youtubeClient.Videos.DownloadAsync(streamInfosA, new ConversionRequestBuilder(filepath).Build());
statusBar.Text = $"Downloaded {filepath} Successfully!";
MessageBox.Show($"Downloaded {filepath} successfully!", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
}
catch (NullReferenceException)
{
MessageBox.Show("Selected video quality unavilable, changing the resolution to highest video quality...", "Error", MessageBoxButton.OK, MessageBoxImage.Information);
videoStreamInfoA = streamsManifest.GetVideoStreams().GetWithHighestVideoQuality();
audioStreamInfoA = streamsManifest.GetAudioStreams().GetWithHighestBitrate();
streamInfosA = new IStreamInfo[] { audioStreamInfoA, videoStreamInfoA };
statusBar.Text = "Downloading...";
await youtubeClient.Videos.DownloadAsync(streamInfosA, new ConversionRequestBuilder(filepath).Build());
statusBar.Text = "Downloaded Successfully!";
MessageBox.Show("Downloaded the video successfully!", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
}
}
MessageBox.Show("Downloaded the playlist successfully!", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
statusBar.Text = "Downloaded the playlist successfully!";
}
}
else if (ytdlType == YTVideoDLType.AudioOnly)
{
var dlg = new FolderPicker();
dlg.InputPath = Environment.GetFolderPath(Environment.SpecialFolder.MyMusic);
if (dlg.ShowDialog() == true)
{
string filepath = dlg.ResultPath;
}
string filepathS = dlg.ResultPath;
await foreach (var videoP in youtubeClient.Playlists.GetVideosAsync(dlURL))
{
string name = SanitizeFilename(videoP.Title);
string channel = videoP.Author.ChannelTitle;
string filepath = $"{filepathS}\\{channel} - {name}{fileFormat}";
var streamsManifest = await youtubeClient.Videos.Streams.GetManifestAsync(videoP.Id);
if (dnRes.SelectedItem == MaxQuality)
{
var audioStreamInfo = streamsManifest.GetAudioStreams().GetWithHighestBitrate();
var streamInfos = new IStreamInfo[] { audioStreamInfo };
if (dnCC.IsChecked == true)
{
var trackManifest = await youtubeClient.Videos.ClosedCaptions.GetManifestAsync(videoP.Id);
var trackInfo = trackManifest.TryGetByLanguage(captionLanguage);
if (trackInfo == null)
{
MessageBox.Show("No captions available for the selected language, proceeding with video download...", "Captions Unavailable", MessageBoxButton.OK, MessageBoxImage.Information);
statusBar.Text = "No captions available for the selected language, proceeding with video download...";
}
else
{
statusBar.Text = "Downloading video captions...";
await youtubeClient.Videos.ClosedCaptions.DownloadAsync(trackInfo, filepath.Remove(filepath.Length - 4, 4) + ".srt");
statusBar.Text = "Downloaded successfully, proceeding with audio download...";
MessageBox.Show("Downloaded successfully, proceeding with audio download...", "Captions Downloaded Successfully", MessageBoxButton.OK, MessageBoxImage.Information);
}
}
statusBar.Text = "Downloading...";
await youtubeClient.Videos.DownloadAsync(streamInfos, new ConversionRequestBuilder(filepath).Build());
statusBar.Text = $"Downloaded {filepath} Successfully!";
MessageBox.Show($"Downloaded {filepath} successfully!", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
}
else
{
var audioStreamInfoA = streamsManifest.GetAudioStreams().GetWithHighestBitrate();
var streamInfosA = new IStreamInfo[] { audioStreamInfoA };
if (dnCC.IsChecked == true)
{
var trackManifest = await youtubeClient.Videos.ClosedCaptions.GetManifestAsync(videoP.Id);
var trackInfo = trackManifest.TryGetByLanguage(captionLanguage);
if (trackInfo == null)
{
MessageBox.Show("No captions available for the selected language, proceeding with video download...", "Captions Unavailable", MessageBoxButton.OK, MessageBoxImage.Information);
statusBar.Text = "No captions available for the selected language, proceeding with video download...";
}
else
{
statusBar.Text = "Downloading audio captions...";
await youtubeClient.Videos.ClosedCaptions.DownloadAsync(trackInfo, filepath.Remove(filepath.Length - 4, 4) + ".srt");
statusBar.Text = "Captions downloaded successfully, proceeding with audio download...";
}
}
try
{
statusBar.Text = "Downloading...";
await youtubeClient.Videos.DownloadAsync(streamInfosA, new ConversionRequestBuilder(filepath).Build());
statusBar.Text = $"Downloaded {filepath} Successfully!";
MessageBox.Show($"Downloaded {filepath} successfully!", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
}
catch(Exception ex)
{
statusBar.Text = ex.Message;
}
}
}
MessageBox.Show("Downloaded the playlist successfully!", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
statusBar.Text = "Downloaded the playlist successfully!";
}
else if (ytdlType == YTVideoDLType.VideoOnly)
{
var dlg = new FolderPicker();
dlg.InputPath = Environment.GetFolderPath(Environment.SpecialFolder.MyMusic);
if (dlg.ShowDialog() == true)
{
string filepath = dlg.ResultPath;
}
string filepathS = dlg.ResultPath;
await foreach (var videoP in youtubeClient.Playlists.GetVideosAsync(dlURL))
{
string name = SanitizeFilename(videoP.Title);
string channel = videoP.Author.ChannelTitle;
string filepath = $"{filepathS}\\{channel} - {name}{fileFormat}";
var streamsManifest = await youtubeClient.Videos.Streams.GetManifestAsync(videoP.Id);
if (dnRes.SelectedItem == MaxQuality)
{
var videoStreamInfo = streamsManifest.GetVideoStreams().GetWithHighestVideoQuality();
var streamInfos = new IStreamInfo[] { videoStreamInfo };
if (dnCC.IsChecked == true)
{
var trackManifest = await youtubeClient.Videos.ClosedCaptions.GetManifestAsync(videoP.Id);
var trackInfo = trackManifest.TryGetByLanguage(captionLanguage);
if (trackInfo == null)
{
MessageBox.Show("No captions available for the selected language, proceeding with video download...", "Captions Unavailable", MessageBoxButton.OK, MessageBoxImage.Information);
statusBar.Text = "No captions available for the selected language, proceeding with video download...";
}
else
{
statusBar.Text = "Downloading video captions...";
await youtubeClient.Videos.ClosedCaptions.DownloadAsync(trackInfo, filepath.Remove(filepath.Length - 4, 4) + ".srt");
statusBar.Text = "Downloaded successfully, proceeding with video download...";
MessageBox.Show("Downloaded successfully, proceeding with video download...", "Captions Downloaded Successfully", MessageBoxButton.OK, MessageBoxImage.Information);
}
}
statusBar.Text = "Downloading...";
await youtubeClient.Videos.DownloadAsync(streamInfos, new ConversionRequestBuilder(filepath).Build());
statusBar.Text = $"Downloaded {filepath} Successfully!";
}
else
{
var videoStreamInfoA = streamsManifest.GetVideoStreams().FirstOrDefault(s => s.VideoQuality.Label == resFormat);
var streamInfosA = new IStreamInfo[] { videoStreamInfoA };
if (dnCC.IsChecked == true)
{
var trackManifest = await youtubeClient.Videos.ClosedCaptions.GetManifestAsync(videoP.Id);
var trackInfo = trackManifest.TryGetByLanguage(captionLanguage);
if (trackInfo == null)
{
MessageBox.Show("No captions available for the selected language, proceeding with video download...", "Captions Unavailable", MessageBoxButton.OK, MessageBoxImage.Information);
statusBar.Text = "No captions available for the selected language, proceeding with video download...";
}
else
{
statusBar.Text = "Downloading video captions...";
await youtubeClient.Videos.ClosedCaptions.DownloadAsync(trackInfo, filepath.Remove(filepath.Length - 4, 4) + ".srt");
statusBar.Text = "Captions downloaded successfully, proceeding with video download...";
}
}
try
{
statusBar.Text = "Downloading...";
await youtubeClient.Videos.DownloadAsync(streamInfosA, new ConversionRequestBuilder(filepath).Build());
statusBar.Text = $"Downloaded {filepath} Successfully!";
MessageBox.Show($"Downloaded {filepath} successfully!", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
}
catch (NullReferenceException)
{
MessageBox.Show("Selected video quality unavilable, changing the resolution to highest video quality...", "Error", MessageBoxButton.OK, MessageBoxImage.Information);
videoStreamInfoA = streamsManifest.GetVideoStreams().GetWithHighestVideoQuality();
streamInfosA = new IStreamInfo[] { videoStreamInfoA };
statusBar.Text = "Downloading...";
await youtubeClient.Videos.DownloadAsync(streamInfosA, new ConversionRequestBuilder(filepath).Build());
statusBar.Text = "Downloaded Successfully!";
MessageBox.Show("Downloaded the video successfully!", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
}
}
}
MessageBox.Show("Downloaded the playlist successfully!", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
statusBar.Text = "Downloaded the playlist successfully!";
}
}
private async void dnButton_Click(object sender, RoutedEventArgs e)
{
VideoWindow videoWindow = new VideoWindow();
var regex = new Regex(regexPattern);
var match = regex.Match(dnURI.Text);
if (match.Success)
{
string videoId = match.Groups[1].Value;
}
string dlId = match.Groups[1].Value;
try
{
if (dnType.SelectedItem == Video)
{
bool? msgResult = MessageBoxCustom.ShowDialogBox("Do you want to preview the video before downloading?", "Preview Video", MessageBoxCustom.MessageBoxType.Question);
if (msgResult == true)
{
videoWindow.VideoPlayer(dlId);
await Task.Delay(40000);
if (audioVideo.IsSelected == true)
{
YTVideoDownloadAsync(dlId, YTVideoDLType.AudioAndVideo, CCLanguageSet(), DownloadFormatSet(), DownloadResSet());
}
else if (audioOnly.IsSelected == true)
{
YTVideoDownloadAsync(dlId, YTVideoDLType.AudioOnly, CCLanguageSet(), DownloadFormatSet(), DownloadResSet());
}
else if (videoOnly.IsSelected == true)
{
YTVideoDownloadAsync(dlId, YTVideoDLType.VideoOnly, CCLanguageSet(), DownloadFormatSet(), DownloadResSet());
}
}
else if (msgResult == false)
{
if (audioVideo.IsSelected == true)
{
YTVideoDownloadAsync(dlId, YTVideoDLType.AudioAndVideo, CCLanguageSet(), DownloadFormatSet(), DownloadResSet());
}
else if (audioOnly.IsSelected == true)
{
YTVideoDownloadAsync(dlId, YTVideoDLType.AudioOnly, CCLanguageSet(), DownloadFormatSet(), DownloadResSet());
}
else if (videoOnly.IsSelected == true)
{
YTVideoDownloadAsync(dlId, YTVideoDLType.VideoOnly, CCLanguageSet(), DownloadFormatSet(), DownloadResSet());
}
}
}
else if (dnType.SelectedItem == Playlist)
{
if (audioVideo.IsSelected == true)
{
YTPlaylistDownloadAsync(dlId, YTVideoDLType.AudioAndVideo, CCLanguageSet(), DownloadFormatSet(), DownloadResSet());
}
else if (audioOnly.IsSelected == true)
{
YTPlaylistDownloadAsync(dlId, YTVideoDLType.AudioOnly, CCLanguageSet(), DownloadFormatSet(), DownloadResSet());
}
else if (videoOnly.IsSelected == true)
{
YTPlaylistDownloadAsync(dlId, YTVideoDLType.VideoOnly, CCLanguageSet(), DownloadFormatSet(), DownloadResSet());
}
}
}
catch (YoutubeExplodeException ex)
{
statusBar.Text = ex.Message;
MessageBox.Show(ex.Message, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
}
catch (Exception ex)
{
statusBar.Text = ex.Message;
MessageBox.Show(ex.Message, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
//For restarting the app, the code below is required:-
//Process.Start(Process.GetCurrentProcess().MainModule.FileName);
//Application.Current.Shutdown();
}
}
private void dnURI_TextChanged(object sender, TextChangedEventArgs e)
{
if (dnType.SelectedItem == Video)
{
if (dnURI.Text != "")
{
placeholder.Visibility = Visibility.Hidden;
}
else
{
placeholder.Visibility = Visibility.Visible;
}
string regexPattern = @"(?:https?:\/\/)?(?:www\.)?(?:m\.)?(?:youtube\.com\/(?:watch\?(?:.*&)?v=|v\/|embed\/|shorts\/)|youtu\.be\/|youtube.com\/shorts\/)([a-zA-Z0-9-_]+)";
var regex = new Regex(regexPattern);
var match = regex.Match(dnURI.Text);
if (match.Success)
{
dnResLabel.Content = "Video Resolution:";
dnResDef.Content = "Choose the video resolution...";
dnResLabel.Visibility = Visibility.Visible;
dnRes.Visibility = Visibility.Visible;
}
else
{
dnResLabel.Content = "Video Resolution:";
dnResDef.Content = "Choose the video resolution...";
dnResLabel.Visibility = Visibility.Hidden;
dnRes.Visibility = Visibility.Hidden;
}
}
else if (dnType.SelectedItem == Playlist)
{
if (dnURI.Text != "")
{
placeholder.Visibility = Visibility.Hidden;
}
else
{
placeholder.Visibility = Visibility.Visible;
}
string regexPattern = @"(?:https?:\/\/)?(?:www\.)?(?:m\.)?(?:youtube\.com\/(?:playlist\?(?:.*&)?list=|embed\/|user\/\w+\/playlist\/)|youtu\.be\/)([a-zA-Z0-9-_]+)";
var regex = new Regex(regexPattern);
var match = regex.Match(dnURI.Text);
if (match.Success)
{
dnResLabel.Content = "Playlist Resolution:";
dnResDef.Content = "Choose the playlist videos resolution...";
dnResLabel.Visibility = Visibility.Visible;
dnRes.Visibility = Visibility.Visible;
}
else
{
dnResLabel.Content = "Playlist Resolution:";
dnResDef.Content = "Choose the playlist videos resolution...";
dnResLabel.Visibility = Visibility.Hidden;
dnRes.Visibility = Visibility.Hidden;
}
}
}
private void dnOpts_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if(dnOpts.SelectedItem == audioVideo)
{
if (ffInfoOpts.Items.Contains(FFmp3) == true)
{
ffInfoOpts.Items.Remove(FFmp3);
}
if (ffInfoOpts.Items.Contains(FFavi) == false)
{
ffInfoOpts.Items.Add(FFavi);
}
if (ffInfoOpts.Items.Contains(FFmp4) == false)
{
ffInfoOpts.Items.Add(FFmp4);
}
if (dnType.SelectedItem == Playlist)
{
ffInfoLabel.Visibility = Visibility.Visible;
ffInfoOpts.Visibility = Visibility.Visible;
dnCC.Content = "Do you want to download video captions?";
}
else if (dnType.SelectedItem == Video)
{
ffInfoLabel.Visibility = Visibility.Visible;
ffInfoOpts.Visibility = Visibility.Visible;
dnCC.Content = "Do you want to download video captions?";
}
}
else if(dnOpts.SelectedItem == videoOnly)
{
if (ffInfoOpts.Items.Contains(FFmp3) == true)
{
ffInfoOpts.Items.Remove(FFmp3);
}
if (ffInfoOpts.Items.Contains(FFavi) == false)
{
ffInfoOpts.Items.Add(FFavi);
}
if (ffInfoOpts.Items.Contains(FFmp4) == false)
{
ffInfoOpts.Items.Add(FFmp4);
}
if (dnType.SelectedItem == Playlist)
{
ffInfoLabel.Visibility = Visibility.Visible;
ffInfoOpts.Visibility = Visibility.Visible;
dnCC.Content = "Do you want to download video captions?";
}
else if (dnType.SelectedItem == Video)
{
ffInfoLabel.Visibility = Visibility.Visible;
ffInfoOpts.Visibility = Visibility.Visible;
dnCC.Content = "Do you want to download video captions?";
}
}
else if(dnOpts.SelectedItem == audioOnly)
{
if (ffInfoOpts.Items.Contains(FFmp3) == false)
{
ffInfoOpts.Items.Add(FFmp3);
}
if (ffInfoOpts.Items.Contains(FFavi) == true)
{
ffInfoOpts.Items.Remove(FFavi);
}
if (ffInfoOpts.Items.Contains(FFmp4) == true)
{
ffInfoOpts.Items.Remove(FFmp4);
}
if (dnType.SelectedItem == Playlist)
{
ffInfoLabel.Visibility = Visibility.Visible;
ffInfoOpts.Visibility = Visibility.Visible;
dnCC.Content = "Do you want to download video captions?";
}
else if (dnType.SelectedItem == Video)
{
ffInfoLabel.Visibility = Visibility.Visible;
ffInfoOpts.Visibility = Visibility.Visible;
dnCC.Content = "Do you want to download video captions?";
}
}
}
private void dnCC_Checked(object sender, RoutedEventArgs e)
{
ccLang.Visibility = Visibility.Visible;
dnButton.Visibility = Visibility.Hidden;
}
private void dnRes_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (dnType.SelectedItem == Video)
{
dnOpts.Visibility = Visibility.Visible;
dnOptsLabel.Visibility = Visibility.Visible;
}
else if (dnType.SelectedItem == Playlist)
{
dnOpts.Visibility = Visibility.Visible;
dnOptsLabel.Visibility = Visibility.Visible;
}
}
private void dnType_SelectionChanged(object sender, SelectionChangedEventArgs e)
{