//public string getAndroidVideoPath(string filename)
//{
// var dir = Android.OS.Environment.GetExternalStoragePublicDirectory(
// Android.OS.Environment.DirectoryDcim);
// //var dir = Environment.GetFolderPath(Environment.SpecialFolder.Personal);
// var pictures = dir.AbsolutePath;
// var newFilepath = System.IO.Path.Combine(pictures, filename);
// return newFilepath;
//}
//private List<string> extractURLFromIframeTag(string path, string url)
//{
// try
// {
// List<string> urls = null;
// try
// {
// string pageSource = getPageSource(url).ToLower();
// if (pageSource.Contains("<iframe"))
// {
// var htmlDoc = new XmlDocument();
// htmlDoc.LoadXml(pageSource);
// urls = new List<string>();
// var htmlNodes = htmlDoc.DocumentNode.SelectNodes(".//iframe");
// if (null != htmlNodes)
// {
// foreach (var node in htmlNodes)
// {
// string iframeSrc = node.Attributes["src"].Value;
// if (!string.IsNullOrEmpty(iframeSrc))
// {
// if (!iframeSrc.Contains(YOUTUBE_LINK_01) && !iframeSrc.Contains(YOUTUBE_LINK_02))
// {
// if (!iframeSrc.Contains("google.com/") && !iframeSrc.Contains("twitter.com") && !iframeSrc.Contains("eclick.vn") && !iframeSrc.Contains("googletagmanager.com"))
// {
// if (!iframeSrc.Contains(FACEBOOK_VIDEO_BASE))
// {
// iframeSrc = iframeSrc.Replace("&", "&");
// if (iframeSrc != "" && iframeSrc != null && !urls.Contains(iframeSrc))
// {
// List<string> links = extractURLFromHTMLHasVideoURL(null, iframeSrc);
// if (null != links)
// {
// urls.AddRange(links);
// }
// }
// }
// else
// {
// FacebookDownloader.Downloader downloader = new FacebookDownloader.Downloader();
// urls.AddRange(downloader.findURL(iframeSrc));
// }
// }
// }
// else
// {
// Console.WriteLine("there is youtube embeded in iframe, calling youtubedownloader...");
// WriteLog("there is youtube embeded in iframe,youtube link = " + iframeSrc + "| calling youtubedownloader...");
// Lcbc_YouTubeDownloader.YouTubeDownloader.Instant().findLinkAndDownload(iframeSrc, path);
// }
// }
// }
// }
// }
// }
// catch (Exception ex)
// {
// WriteLog("Exception in extractURLFromIframeTag, ex = " + ex.ToString());
// }
// return urls;
// }
// catch (Exception ex)
// {
// WriteLog("Exception extractURLFromIframeTag, ex = " + ex.ToString());
// return new List<string>();
// }
//}
private ObservableCollection <VideoInfor> RetrieveVideoList()
{
string path = string.Empty;
#if __ANDROID__
path = Android.OS.Environment.GetExternalStoragePublicDirectory(Android.OS.Environment.DirectoryDcim).AbsolutePath;
#endif
#if __IOS__
path = DependencyService.Get <IDownloadState>().OnDownloadStarted();
#endif
//string[] filePaths = Directory.GetFiles(path, "*.mp4");
string[] array1 = Directory.GetFiles(path, "*.flv");
string[] array2 = Directory.GetFiles(path, "*.mp4");
int array1OriginalLength = array1.Length;
Array.Resize <string>(ref array1, array1OriginalLength + array2.Length);
Array.Copy(array2, 0, array1, array1OriginalLength, array2.Length);
if (null != array2)
{
if (array2.Length > 0)
{
ObservableCollection <VideoInfor> videos = new ObservableCollection <VideoInfor>();
foreach (string p in array2)
{
VideoInfor v = new VideoInfor();
v.Path = p;
int e = p.LastIndexOf(@"/");
v.Title = p.Substring(p.LastIndexOf(@"/"), (p.Length - 1) - p.LastIndexOf(@"/"));
v.Title = v.Title.Replace(@"/", "");
v.Title = v.Title.Replace(".mp4", "");
v.Title = v.Title.Replace(".flv", "");
videos.Add(v);
}
return(videos);
}
else
{
return(null);
}
}
return(null);
}
private async void downloadAsync(List <string> urlsWithFindLink, List <string> urlsWithIframe, List <string> urlsToDownload, string url, RequestDownload request)
{
try
{
string pageSource = "";
pageSource = getPageSource(url);
urlsWithFindLink = extractURLFromHTMLHasVideoURL(url);
if (pageSource.Contains("<iframe"))
{
//urlsWithIframe = extractURLFromIframeTag(path, url);
}
if (null != urlsWithFindLink)
{
for (int i = 0; i < urlsWithFindLink.Count; i++)
{
if (!urlsToDownload.Contains(urlsWithFindLink[i]))
{
urlsToDownload.Add(urlsWithFindLink[i]);
}
}
}
if (null != urlsWithIframe)
{
for (int i = 0; i < urlsWithIframe.Count; i++)
{
if (!urlsToDownload.Contains(urlsWithIframe[i]))
{
urlsToDownload.Add(urlsWithIframe[i]);
}
}
}
if (null != urlsToDownload)
{
for (int i = 0; i < urlsToDownload.Count; i++)
{
try
{
VideoInfor video = new VideoInfor();
video.DownloadUrl = WebUtility.UrlDecode(urlsToDownload[i]);
video.BasURL = url;
string[] splitedURL = urlsToDownload[i].Split('/');
string title = RemoveIllegalPathCharacters(splitedURL[splitedURL.Length - 1]).ToLower();
if (!title.Contains(".mp4") && !title.Contains(".flv") && !title.Contains(".3gp") && !video.DownloadUrl.Contains(".m3u8"))
{
title = title + ".mp4";
}
video.Title = title;
#if __ANDROID__
var dir = Android.OS.Environment.GetExternalStoragePublicDirectory(Android.OS.Environment.DirectoryDcim);
var newFilepath = System.IO.Path.Combine(dir.AbsolutePath, title);
video.Path = newFilepath;
#endif
#if __IOS__
video.Path = System.IO.Path.Combine(DependencyService.Get <IDownloadState>().OnDownloadStarted(), title);
#endif
new FileInfo(video.Path).Directory.Create();
downloadVideo(video, false);
}
catch (Exception ex)
{
txtPageSource.Text = ex.ToString();
}
}
}
}
catch (Exception ex)
{
}
}
public async void downloadVideo(VideoInfor video, bool isRetried)
{
if (!video.DownloadUrl.Contains(HLS) && !video.DownloadUrl.Contains(HLS_1))
{
string filepath = video.Path;
if (Uri.IsWellFormedUriString(video.DownloadUrl, UriKind.RelativeOrAbsolute) && !video.DownloadUrl.Contains("https://v.vnecdn.net/vnexpress/video/video_default.mp4"))
{
video.DownloadUrl = video.DownloadUrl.Replace("&", "&");
Console.WriteLine("Downloading url: " + video.DownloadUrl);
try
{
if (!video.DownloadUrl.Contains(".m3u8"))
{
Console.WriteLine("Downloading.....");
var request = (HttpWebRequest)WebRequest.Create(video.DownloadUrl);
if (isRetried)
{
request.Timeout = 120000;
}
using (WebResponse response = request.GetResponse())
{
using (Stream source = response.GetResponseStream())
{
using (FileStream target = File.Open(filepath, FileMode.Create, System.IO.FileAccess.Write))
{
var buffer = new byte[1024];
bool cancel = false;
int bytes;
int copiedBytes = 0;
while (!cancel && (bytes = source.Read(buffer, 0, buffer.Length)) > 0)
{
target.Write(buffer, 0, bytes);
copiedBytes += bytes;
Double percent = ((Double)copiedBytes / (Double)source.Length) * 100;
Console.WriteLine("downloading " + percent + "%");
Device.BeginInvokeOnMainThread(() =>
{
progressBar1.Progress = percent / 100;
percent1.Text = (int)percent + " %";
});
}
if (null == videos)
{
videos = RetrieveVideoList();
downloadedListView.ItemsSource = videos;
}
else
{
videos.Add(video);
}
}
Device.BeginInvokeOnMainThread(() =>
{
DependencyService.Get <IDownloadState>().OnDownloadFinished(video.Path);
});
}
}
}
else
{
}
}
catch (Exception ex)
{
Console.WriteLine("Exception download url = " + video.DownloadUrl);
Console.WriteLine("Exception download url Exception = " + ex.ToString());
if (!isRetried)
{
downloadVideo(video, true);
}
else
{
// DependencyService.Get<IDownloadState>().OnDownloadError();
}
}
}
}
}
