//Download songs. Taken from BeatSaberMultiplayer
//availableSongs: List of IBeatmapLevel which may hold levels already approved for display
//downloadQueue: List of beatsaver ids representing songs left to download
//completedDownloads: List of beatsaver ids representing songs that have successfully downloaded
//songId: The song this instance of the Coroutine is supposed to download
//slvc: The song list view controller to display the downloaded songs to
private static IEnumerator DownloadSongs(string songHash, SongListViewController slvc)
{
UnityWebRequest www = UnityWebRequest.Get($"{beatSaverDownloadUrl}{songHash}");
#if BETA
Logger.Info($"DOWNLOADING: {beatSaverDownloadUrl}{songHash}");
#endif
bool timeout = false;
float time = 0f;
www.SetRequestHeader("user-agent", @"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.106 Safari/537.36");
UnityWebRequestAsyncOperation asyncRequest = www.SendWebRequest();
while (!asyncRequest.isDone || asyncRequest.progress < 1f)
{
yield return(null);
time += Time.deltaTime;
if (time >= 15f && asyncRequest.progress == 0f)
{
www.Abort();
timeout = true;
}
}
if (www.isNetworkError || www.isHttpError || timeout)
{
Logger.Error($"Error downloading song {songHash}: {www.error}");
slvc.ErrorHappened($"Error downloading song {songHash}: {www.error}");
}
else
{
//Logger.Info("Received response from BeatSaver.com...");
string zipPath = "";
string customSongsPath = CustomLevelPathHelper.customLevelsDirectoryPath;
string customSongPath = "";
byte[] data = www.downloadHandler.data;
try
{
customSongPath = customSongsPath + "/" + songHash + "/";
zipPath = customSongPath + songHash + ".zip";
if (!Directory.Exists(customSongPath))
{
Directory.CreateDirectory(customSongPath);
}
File.WriteAllBytes(zipPath, data);
//Logger.Info("Downloaded zip file!");
}
catch (Exception e)
{
Logger.Error($"Error writing zip: {e}");
slvc.ErrorHappened($"Error writing zip: {e}");
yield break;
}
//Logger.Info("Extracting...");
try
{
ZipFile.ExtractToDirectory(zipPath, customSongPath);
}
catch (Exception e)
{
Logger.Error($"Unable to extract ZIP! Exception: {e}");
slvc.ErrorHappened($"Unable to extract ZIP! Exception: {e}");
yield break;
}
try
{
File.Delete(zipPath);
}
catch (IOException e)
{
Logger.Warning($"Unable to delete zip! Exception: {e}");
slvc.ErrorHappened($"Unable to delete zip! Exception: {e}");
yield break;
}
Logger.Success($"Downloaded!");
}
}
