private void buttonPlay_Click(object sender, EventArgs e)
{
if (songGrid.SelectedRows.Count > 0)
{
GuildSong selectedSong = (GuildSong)songGrid.SelectedRows[0].DataBoundItem;
downloadAndPlaySong(selectedSong);
}
}
private void downloadSong(GuildSong song, bool play)
{
// Downloads midi from the URL and plays, or adds to playlist, as appropriate
string path = Path.Combine(appdata_PATH, songs_FOLDER, song.filename);
if (File.Exists(path)) // No need to redownload if we have it
{
if (play)
{
PlaySong(path);
}
else
{
AddSongToPlaylist(song, path);
}
return;
}
if (song.source_url == null || song.source_url.Equals(string.Empty))
{
// Try the CDN
song.source_url = $"https://storage.googleapis.com/bgml/mid/{song.checksum}.mid";
}
// We need to pass the song when download is completed
// So we'll do a Task.Run that handles that... hopefully
Task.Run(() =>
{
using (WebClient wc = new WebClient())
{
try
{
wc.DownloadFile(song.source_url, path);
if (play)
{
PlaySong(path);
}
else
{
AddSongToPlaylist(song, path);
}
}
catch (Exception e)
{
Log(e.StackTrace);
Log(e.Message);
Log($"Failed to download/add {song.filename}");
}
}
});
}
private void downloadAndAddSong(GuildSong song)
{
// Downloads midi from the URL, returning the path to the song
string path = appdata_PATH + songs_FOLDER + song.filename;
if (File.Exists(path)) // No need to redownload if we have it
{
AddSongToPlaylist(song, path);
return;
}
if (song.source_url.Equals(string.Empty))
{
// Indication that we should search google
song = GetSongDataFromGoogle(song);
path = appdata_PATH + songs_FOLDER + song.filename;
}
// If it's still empty, we need to abort
if (song.source_url.Equals(string.Empty))
{
Log($"Unable to find {song.filename} online");
return;
}
// We need to pass the song when download is completed
// So we'll do a Task.Run that handles that... hopefully
Task.Run(() =>
{
using (WebClient wc = new WebClient())
{
try
{
wc.DownloadFile(song.source_url, path);
AddSongToPlaylist(song, path);
}
catch (Exception e)
{
Log(e.StackTrace);
Log(e.Message);
Log($"Failed to download/add {song.filename}");
}
}
});
}
private GuildSong GetSongDataFromGoogle(GuildSong song)
{
// Misleading name, for now we're just using bitmidi
// https://bitmidi.com/search?q=test as a search page
// Results are <a class="pointer no-underline fw4 white underline-hover">, which contain a link
// Inside that link, a class pointer no-underline fw4 dark-blue underline-hover contains our href to download
// If we find a download link, we need to set the song's FileName and URL then return it
// Otherwise right now, the FileName contains the search query
System.Net.ServicePointManager.SecurityProtocol |= SecurityProtocolType.Tls12;
// For now I'll be lazy and we'll just parse the page as a string
string searchURL = $@"https://bitmidi.com/search?q={song.filename}";
using (WebClient wc = new WebClient())
{
string webData = wc.DownloadString(searchURL);
// Actually there's some real easy javascript in there that lets us get it directly
// "data":{"midis":{ is how it starts, let's cut to after that
// Then the first instace of this we find, we take
// "downloadUrl":"/uploads/19022.mid"
// Hell... we can just take that part
Regex reg = new Regex("downloadUrl\":\"([^\"]*)");
var match = reg.Match(webData);
if (!match.Success)
{
return(song);
}
// So... we have our URL in Groups[1]
string url = $@"https://bitmidi.com{match.Groups[1].Value}";
// This doesn't give us a name, so we can use this...
reg = new Regex(",\"name\":\"([^\"]*)");
match = reg.Match(webData);
if (!match.Success)
{
return(song);
}
string filename = match.Groups[1].Value;
song.filename = filename;
song.source_url = url;
song.contributor = "BitMidi";
Log($"Successfully found {filename} online, downloading...");
}
return(song);
}
private void AddSongToPlaylist(GuildSong song, string path)
{
mainForm.Invoke((MethodInvoker) delegate
{
PlayListItem plsong = new PlayListItem {
Name = song.filename, Path = path
};
// If the playlist form isn't open, we can add it to the playlist manager and it will show up when opened
if (mainForm.playListForm == null || mainForm.playListForm.IsDisposed)
{
LuteBotForm.playList.AddTrack(plsong);
}
else // If it is open, we need to add it directly do it, so just pass it to the form
{
mainForm.playListForm.Invoke((MethodInvoker) delegate
{
mainForm.playListForm.AddSongToPlaylist(plsong);
});
}
Log($"Successfully added {song.filename} to current playlist");
});
}
private async Task UpdateFilteredList()
{
int previousIndex = songGrid.FirstDisplayedScrollingRowIndex;
var previousSelected = songGrid.SelectedRows;
List <GuildSong> selectedSongs = new List <GuildSong>();
foreach (DataGridViewRow row in previousSelected)
{
selectedSongs.Add((GuildSong)row.DataBoundItem);
}
string searchString = "";
if (!string.IsNullOrWhiteSpace(searchBox.Text))
{
searchString = searchBox.Text.ToLower();
}
else
{
return;
}
SortableBindingList <GuildSong> filteredBindingList;
// Populate the list with a Guild Library query
searchString = WebUtility.UrlEncode(searchString);
string url = $"https://us-central1-bards-guild-midi-project.cloudfunctions.net/query?key=A52eAaSKhnQiXyVYtoqZLj4tVycc5U4HtY56S4Ha&find={searchString}";
using (WebClient client = new WebClient())
{
string results = await client.DownloadStringTaskAsync(url).ConfigureAwait(true);
var songArray = JsonConvert.DeserializeObject <GuildSong[]>(results);
filteredBindingList = new SortableBindingList <GuildSong>(songArray);
}
if (filteredBindingList.Count == 0)
{
GuildSong infoSong = new GuildSong
{
filename = $"No songs found, select and add this to try searching Google for {searchString}",
contributor = "Make sure to include a full song name and artist for best results, and don't expect good quality"
};
filteredBindingList.Add(infoSong);
}
songGrid.DataSource = filteredBindingList;
if (previousIndex > -1 && songGrid.RowCount > previousIndex)
{
songGrid.FirstDisplayedScrollingRowIndex = previousIndex;
}
// Seems to always select the first row, let's remove it and re-add if necessary
if (songGrid.RowCount > 0)
{
songGrid.Rows[0].Selected = false;
}
foreach (GuildSong s in selectedSongs)
{
if (filteredBindingList.Contains(s))
{
foreach (DataGridViewRow row in songGrid.Rows)
{
if ((GuildSong)row.DataBoundItem == s)
{
row.Selected = true;
}
}
}
}
}
private async Task UpdateFilteredList()
{
int previousIndex = songGrid.FirstDisplayedScrollingRowIndex;
var previousSelected = songGrid.SelectedRows;
List <GuildSong> selectedSongs = new List <GuildSong>();
foreach (DataGridViewRow row in previousSelected)
{
selectedSongs.Add((GuildSong)row.DataBoundItem);
}
string searchString = "";
if (searchBox.Text != null && !string.IsNullOrWhiteSpace(searchBox.Text))
{
searchString = searchBox.Text.ToLower();
}
else
{
return; // Give up, he won't respond to empty queries
}
SortableBindingList <GuildSong> filteredBindingList;
// Populate the list with a Guild Library query
searchString = WebUtility.UrlEncode(searchString);
string url = $"http://api.bardsguild.life/?key=0Tk-seyqLFwn5qCH2YzrYA&find={searchString}";
try
{
using (WebClient client = new WebClient())
{
string results = await client.DownloadStringTaskAsync(url).ConfigureAwait(true);
var songArray = JsonConvert.DeserializeObject <GuildSong[]>(results);
filteredBindingList = new SortableBindingList <GuildSong>(songArray);
}
}
catch (Exception e)
{
Console.WriteLine(e);
Log("Failed to query API");
return;
}
if (filteredBindingList.Count == 0)
{
GuildSong infoSong = new GuildSong
{
filename = $"No songs found, select and add this to try searching Google for {searchString}",
contributor = "Make sure to include a full song name and artist for best results, and don't expect good quality"
};
filteredBindingList.Add(infoSong);
}
songGrid.DataSource = filteredBindingList;
if (previousIndex > -1 && songGrid.RowCount > previousIndex)
{
songGrid.FirstDisplayedScrollingRowIndex = previousIndex;
}
// Seems to always select the first row, let's remove it and re-add if necessary
if (songGrid.RowCount > 0)
{
songGrid.Rows[0].Selected = false;
}
foreach (GuildSong s in selectedSongs)
{
if (filteredBindingList.Contains(s))
{
foreach (DataGridViewRow row in songGrid.Rows)
{
if ((GuildSong)row.DataBoundItem == s)
{
row.Selected = true;
}
}
}
}
}
private void downloadAndAddSong(GuildSong song)
{
downloadSong(song, false);
}
private void downloadAndPlaySong(GuildSong song)
{
downloadSong(song, true);
}
