public override Task UpdateAsync(UpdateParameter parameter)
{
var dao = new PeercastDao(Address);
return dao.SetMetaAsync(parameter.Name, parameter.Genre, parameter.Description,
parameter.ContactUrl, parameter.Comment,
parameter.TrackArtist, parameter.TrackTitle, parameter.TrackAlbum,
parameter.TrackGenre, parameter.TrackContact)
.ContinueWith(t => dao.Dispose());
}
private Task<XmlStatus> GetXmlStatusAsync()
{
var dao = new PeercastDao(Address);
return dao.GetViewXmlAsync().ContinueWith(t =>
{
dao.Dispose();
return new XmlStatus(t.Result);
});
}
private void SetYellowPagesAwait(PeercastDao dao, string yellowPagesAddress)
{
var nvc = GetSettingsAwait(dao);
var ypParam = nvc.Single(x => x.Key == "yp");
if (yellowPagesAddress == ypParam.Value)
return;
nvc.Remove(ypParam);
nvc.Add(new KeyValuePair<string, string>("yp", yellowPagesAddress));
dao.ApplyAsync(nvc).Wait();
}
public override Task<Tuple<string, int>> BroadcastAsync(YellowPages yellowPages, BroadcastParameter parameter)
{
return Task.Factory.StartNew(() =>
{
using (var dao = new PeercastDao(Address))
{
SetYellowPagesAwait(dao, yellowPages.Url);
var status = new XmlStatus(dao.GetViewXmlAsync().Result);
if (status.Exists(parameter.Name))
{
throw new PeerCastException("同名のチャンネルが既にあります。");
}
dao.FetchAsync(parameter.StreamUrl, parameter.Name, parameter.Genre, parameter.Description,
parameter.ContactUrl, parameter.Type).Wait();
var tuple = Repeat(() =>
{
var afterStatus = new XmlStatus(dao.GetViewXmlAsync().Result);
return GetChannelInfo(afterStatus, parameter.Name);
});
if (NullId == tuple.Item1)
{
dao.StopAsync(tuple.Item1).Wait();
throw new PeerCastException("チャンネルの作成に失敗しました。" + Environment.NewLine
+ "エンコードが開始されているか、またはストリームURLが正しいか確認してください。");
}
dao.SetMetaAsync(parameter.Name, parameter.Genre, parameter.Description,
parameter.ContactUrl, parameter.Comment,
parameter.TrackArtist, parameter.TrackTitle, parameter.TrackAlbum,
parameter.TrackGenre, parameter.TrackContact).Wait();
return tuple;
}
});
}
private IList<KeyValuePair<string, string>> GetSettingsAwait(PeercastDao dao)
{
return new SettingsHtmlParser().Parse(dao.GetSettingsHtmlAsync().Result);
}
public override Task StopAsync(string id)
{
var dao = new PeercastDao(Address);
return dao.StopAsync(id).ContinueWith(t => dao.Dispose());
}