private void AddSongDetailToListView(SongDetail song, string requestSongQuality)
{
ListViewItem item = new ListViewItem();
item.UseItemStyleForSubItems = false;
Color foreColor = (song.Quality == requestSongQuality) ? Color.DarkBlue : (song.Quality == Utils.MP3_128kbps ? Color.DimGray : Color.DarkGreen);
string lossless = song.VerifiedLossless ? Utils.VERIFIED : (song.MaximumQuality == Utils.FLAC_LOSSLESS ? Utils.NOT_SURE : Utils.NONE);
Font losslessFont = null;
// Bold if Verified Lossless
if (lossless == Utils.VERIFIED)
{
losslessFont = new Font(lvSongs.Font, FontStyle.Bold);
}
else if (lossless == Utils.NONE)
{
losslessFont = new Font(lvSongs.Font, FontStyle.Italic);
}
else
{
losslessFont = lvSongs.Font;
}
item.SubItems.Add(song.FullName, foreColor, lvSongs.BackColor, lvSongs.Font);
item.SubItems.Add(song.DownloadURL, foreColor, lvSongs.BackColor, lvSongs.Font);
item.SubItems.Add(song.Quality, foreColor, lvSongs.BackColor, lvSongs.Font);
item.SubItems.Add(lossless, foreColor, lvSongs.BackColor, losslessFont);
if (song.MaximumQuality == Utils.FLAC_LOSSLESS)
{
losslessFont = new Font(lvSongs.Font, FontStyle.Bold);
}
else if (song.MaximumQuality == Utils.MP3_320kbps)
{
losslessFont = new Font(lvSongs.Font, FontStyle.Italic);
}
else if (song.MaximumQuality == Utils.MP3_128kbps)
{
losslessFont = new Font(lvSongs.Font, FontStyle.Strikeout);
}
else
{
losslessFont = lvSongs.Font;
}
item.SubItems.Add(song.MaximumQuality, foreColor, lvSongs.BackColor, losslessFont);
item.ToolTipText = "Click on the '" + Utils.NOT_SURE + "' text (under Lossless? column) to view Spectrum of the song.";
item.Checked = (requestSongQuality == song.Quality);
item.Tag = song.Spectrum;
lvSongs.Items.Add(item);
Application.DoEvents();
item.EnsureVisible();
Application.DoEvents();
}
private void AddSongDetailToConsole(SongDetail song, string requestSongQuality)
{
if (!string.IsNullOrEmpty(song.FullName))
{
txtConsole.AppendText(" - " + song.FullName);
txtConsole.AppendText(Environment.NewLine);
string lossless = song.VerifiedLossless ? Utils.VERIFIED : (song.MaximumQuality == Utils.FLAC_LOSSLESS ? Utils.NOT_SURE : Utils.NONE);
txtConsole.AppendText(" - Request Quality: " + requestSongQuality + ". Maximum Quality: " + song.MaximumQuality + ". Lossless: " + lossless);
}
txtConsole.AppendText(Environment.NewLine);
Application.DoEvents();
}
private void btnGetLinks_Click(object sender, EventArgs e)
{
Application.UseWaitCursor = true;
Application.DoEvents();
EnableButtons(false);
if (stopped)
{
listLoading = true;
txtConsole.Text = string.Empty;
txtResponse.Text = string.Empty;
lvSongs.Items.Clear();
stopped = false;
try
{
//txtLink.Text = "http://m2.chiasenhac.vn/mp3/vietnam/v-pop/tam-su-tuoi-30~trinh-thang-binh~tsvcsc0dqv4vnm.html";
string response = GetHttpWebResponse(txtLink.Text, null);
txtResponse.Text = response;
HtmlAgilityPack.HtmlDocument htmlDoc = new HtmlAgilityPack.HtmlDocument();
htmlDoc.LoadHtml(response);
// Song Quality: Lossless, 500kbps, 320kbps, 128kbps
List <RadioButton> rbQuality = new List <RadioButton> {
rbLossless, rb500kbps, rb320kbps, rb128kbps
};
requestSongQuality = Utils.M4A_500kbps;
foreach (RadioButton rb in rbQuality)
{
if (rb.Checked)
{
requestSongQuality = (string)rb.Tag;
}
}
List <string> songUrls = GetSongUrls(htmlDoc);
txtConsole.AppendText(Environment.NewLine);
txtConsole.AppendText("============================================");
txtConsole.AppendText(Environment.NewLine);
txtConsole.AppendText(albumName);
txtConsole.AppendText(Environment.NewLine);
txtConsole.AppendText("Maximum request song quality: " + requestSongQuality);
txtConsole.AppendText(Environment.NewLine);
txtConsole.AppendText("Songs list:");
txtConsole.AppendText(Environment.NewLine);
txtConsole.AppendText("========================");
txtConsole.AppendText(Environment.NewLine);
List <SongDetail> songs = new List <SongDetail>();
foreach (string songUrl in songUrls)
{
if (!string.IsNullOrEmpty(songUrl))
{
response = GetHttpWebResponse(songUrl, null);
txtResponse.Text = response;
htmlDoc = new HtmlAgilityPack.HtmlDocument();
htmlDoc.LoadHtml(response);
SongDetail song = GetSongDetail(htmlDoc, requestSongQuality, true);
songs.Add(song);
AddSongDetailToConsole(song, requestSongQuality);
AddSongDetailToListView(song, requestSongQuality);
}
if (stopped)
{
break;
}
}
}
catch (Exception ex)
{
txtConsole.AppendText("===========================");
txtConsole.AppendText(Environment.NewLine);
txtConsole.AppendText(ex.ToString());
txtConsole.AppendText(Environment.NewLine);
txtConsole.AppendText("===========================");
txtConsole.AppendText(Environment.NewLine);
MessageBox.Show(ex.ToString(), "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
finally
{
txtConsole.AppendText("============================================");
txtConsole.AppendText(Environment.NewLine);
txtConsole.AppendText(Environment.NewLine);
txtConsole.AppendText("Click on the '" + Utils.NOT_SURE + "' text (under Lossless? column) to view Spectrum of the song.");
txtConsole.AppendText(Environment.NewLine);
txtConsole.AppendText(Environment.NewLine);
txtConsole.AppendText("============================================");
txtConsole.AppendText(Environment.NewLine);
txtConsole.AppendText(Utils.COPYRIGHT);
txtConsole.AppendText(Environment.NewLine);
}
}
stopped = true;
EnableButtons(true);
listLoading = false;
Application.UseWaitCursor = false;
Application.DoEvents();
}
// Song Quality: Lossless, 500kbps, 320kbps, 128kbps
private SongDetail GetSongDetail(HtmlAgilityPack.HtmlDocument htmlDoc, string songQuality, bool includeSpectrum)
{
SongDetail song = new SongDetail();
HtmlNode nameNode = htmlDoc.DocumentNode.SelectSingleNode("//div[@class='plt-text']//a[last()]");
song.FullName = nameNode.InnerHtml;
HtmlNode losslessNode = htmlDoc.DocumentNode.SelectSingleNode("//img[contains(@src, '/lossless_checked/')]");
song.VerifiedLossless = (losslessNode != null);
foreach (string quality in Utils.SongQuality)
{
HtmlNode maxQualityNode = htmlDoc.DocumentNode.SelectSingleNode("//span[text()='" + quality + "']/parent::a");
if (maxQualityNode != null)
{
song.MaximumQuality = quality;
break;
}
}
HtmlNode downloadNode = htmlDoc.DocumentNode.SelectSingleNode("//span[text()='" + songQuality + "']/parent::a");
if (downloadNode != null)
{
song.DownloadURL = downloadNode.GetAttributeValue("href", string.Empty);
song.Quality = songQuality;
if (song.VerifiedLossless)
{
song.MaximumQuality = Utils.FLAC_LOSSLESS;
}
}
else
{
downloadNode = htmlDoc.DocumentNode.SelectSingleNode("//span[text()='" + song.MaximumQuality + "']/parent::a");
if (downloadNode != null)
{
song.DownloadURL = downloadNode.GetAttributeValue("href", string.Empty);
if (song.MaximumQuality == Utils.MP3_320kbps)
{
if (songQuality == Utils.FLAC_LOSSLESS)
{
song.DownloadURL = song.DownloadURL.Replace("/320/", "/flac/").Replace("[320kbps_MP3].mp3", "[Lossless_FLAC].flac");
}
else if (songQuality == Utils.M4A_500kbps)
{
song.DownloadURL = song.DownloadURL.Replace("/320/", "/m4a/").Replace("[320kbps_MP3].mp3", "[500kbps_M4A].m4a");
}
song.Quality = songQuality;
}
else
{
song.Quality = song.MaximumQuality;
}
if (song.VerifiedLossless)
{
song.MaximumQuality = Utils.FLAC_LOSSLESS;
}
}
}
song.DownloadURL = song.DownloadURL.Replace(" ", "%20"); // added to fix bug, cannot download from batch urls
if (includeSpectrum && !song.VerifiedLossless && (song.MaximumQuality == Utils.FLAC_LOSSLESS))
{
HtmlNode spectrumNode = htmlDoc.DocumentNode.SelectSingleNode("//img[contains(@src, '/spectrum/')]");
if (spectrumNode != null) // fixed nullpointer error
{
string spectrumUrl = spectrumNode.GetAttributeValue("src", string.Empty);
MemoryStream ms = null;
WebResponse myResponse = null;
try
{
HttpWebRequest myRequest = (HttpWebRequest)WebRequest.Create(spectrumUrl);
myRequest.Method = "GET";
myResponse = myRequest.GetResponse();
ms = new MemoryStream();
myResponse.GetResponseStream().CopyTo(ms);
song.Spectrum = ms.ToArray();
//song.Spectrum = Utils.ReadFully(myResponse.GetResponseStream());
}
catch (Exception ex)
{
txtConsole.AppendText("===========================");
txtConsole.AppendText(Environment.NewLine);
txtConsole.AppendText(ex.ToString());
txtConsole.AppendText(Environment.NewLine);
txtConsole.AppendText("===========================");
txtConsole.AppendText(Environment.NewLine);
}
finally
{
if (ms != null)
{
ms.Close();
}
if (myResponse != null)
{
myResponse.Close();
}
}
}
}
return(song);
}
