private static string BuildIndexTXTEntry(PeerCast peercast, Channel channel)
{
var endpoint = peercast.GetGlobalEndPoint(channel.NetworkAddressFamily, OutputStreamType.Play);
var enc_channel_name = Uri.EscapeDataString(channel.ChannelInfo.Name);
var uptime = (int)channel.Uptime.TotalMinutes;
var columns = new string[] {
channel.ChannelInfo.Name, //1 CHANNEL_NAME チャンネル名
channel.ChannelID.ToString("N").ToUpperInvariant(), //2 ID ID ユニーク値16進数32桁、制限チャンネルは全て0埋め
endpoint.ToString(), //3 TIP TIP ポートも含む。Push配信時はブランク、制限チャンネルは127.0.0.1
channel.ChannelInfo.URL, //4 CONTACT_URL コンタクトURL 基本的にURL、任意の文字列も可 CONTACT_URL
channel.ChannelInfo.Genre, //5 GENRE ジャンル
channel.ChannelInfo.Desc, //6 DETAIL 詳細
channel.TotalDirects.ToString(), //7 LISTENER_NUM Listener数 -1は非表示、-1未満はサーバのメッセージ。ブランクもあるかも
channel.TotalRelays.ToString(), //8 RELAY_NUM Relay数 同上
channel.ChannelInfo.Bitrate.ToString(), //9 BITRATE Bitrate 単位は kbps
channel.ChannelInfo.ContentType, //10 TYPE Type たぶん大文字
channel.ChannelTrack.Creator, //11 TRACK_ARTIST トラック アーティスト
channel.ChannelTrack.Album, //12 TRACK_ALBUM トラック アルバム
channel.ChannelTrack.Name, //13 TRACK_TITLE トラック タイトル
channel.ChannelTrack.URL, //14 TRACK_CONTACT_URL トラック コンタクトURL 基本的にURL、任意の文字列も可
enc_channel_name, //15 ENC_CHANNEL_NAME エンコード済みチャンネル名 URLエンコード(UTF-8)
$"{uptime/60}:{uptime%60:D2}", //16 BROADCAST_TIME 配信時間 000〜99999
"", //17 STATUS ステータス 特殊なステータス disconnectしばらく情報の更新が無い、port0Push配信 又はアイコン
channel.ChannelInfo.Comment, //18 COMMENT コメント
"0", //19 DIRECT ダイレクトの有無 0固定
}.Select(str => {
str = System.Text.RegularExpressions.Regex.Replace(str, "&", "&");
str = System.Text.RegularExpressions.Regex.Replace(str, "<", "<");
str = System.Text.RegularExpressions.Regex.Replace(str, ">", ">");
return(str);
});
return(String.Join("<>", columns));
}
private JObject GetStatus()
{
var res = new JObject();
res["uptime"] = (int)PeerCast.Uptime.TotalSeconds;
res["isFirewalled"] = PeerCast.IsFirewalled;
var endpoint =
PeerCast.GetGlobalEndPoint(
System.Net.Sockets.AddressFamily.InterNetwork,
Core.OutputStreamType.Relay);
res["globalRelayEndPoint"] = endpoint != null ? new JArray(endpoint.Address.ToString(), endpoint.Port) : null;
endpoint =
PeerCast.GetGlobalEndPoint(
System.Net.Sockets.AddressFamily.InterNetwork,
Core.OutputStreamType.Play);
res["globalDirectEndPoint"] = endpoint != null ? new JArray(endpoint.Address.ToString(), endpoint.Port) : null;
endpoint =
PeerCast.GetLocalEndPoint(
System.Net.Sockets.AddressFamily.InterNetwork,
Core.OutputStreamType.Relay);
res["localRelayEndPoint"] = endpoint != null ? new JArray(endpoint.Address.ToString(), endpoint.Port) : null;
endpoint =
PeerCast.GetLocalEndPoint(
System.Net.Sockets.AddressFamily.InterNetwork,
Core.OutputStreamType.Play);
res["localDirectEndPoint"] = endpoint != null ? new JArray(endpoint.Address.ToString(), endpoint.Port) : null;
return(res);
}
/// <summary>
/// 現在のチャンネルとPeerCastの状態からHostパケットを作ります
/// </summary>
/// <returns>作ったPCP_HOSTパケット</returns>
public virtual Atom CreateHostPacket()
{
var host = new AtomCollection();
host.SetHostChannelID(Channel.ChannelID);
host.SetHostSessionID(PeerCast.SessionID);
var globalendpoint =
PeerCast.GetGlobalEndPoint(
RemoteEndPoint.AddressFamily,
OutputStreamType.Relay);
if (globalendpoint != null)
{
host.AddHostIP(globalendpoint.Address);
host.AddHostPort(globalendpoint.Port);
}
var localendpoint =
PeerCast.GetLocalEndPoint(
RemoteEndPoint.AddressFamily,
OutputStreamType.Relay);
if (localendpoint != null)
{
host.AddHostIP(localendpoint.Address);
host.AddHostPort(localendpoint.Port);
}
host.SetHostNumListeners(Channel.LocalDirects);
host.SetHostNumRelays(Channel.LocalRelays);
host.SetHostUptime(Channel.Uptime);
if (Channel.Contents.Count > 0)
{
host.SetHostOldPos((uint)(Channel.Contents.Oldest.Position & 0xFFFFFFFFU));
host.SetHostNewPos((uint)(Channel.Contents.Newest.Position & 0xFFFFFFFFU));
}
host.SetHostVersion(PCP_VERSION);
host.SetHostVersionVP(PCP_VERSION_VP);
host.SetHostFlags1(
(PeerCast.AccessController.IsChannelRelayable(Channel) ? PCPHostFlags1.Relay : 0) |
(PeerCast.AccessController.IsChannelPlayable(Channel) ? PCPHostFlags1.Direct : 0) |
((!PeerCast.IsFirewalled.HasValue || PeerCast.IsFirewalled.Value) ? PCPHostFlags1.Firewalled : 0) |
(RecvRate > 0 ? PCPHostFlags1.Receiving : 0));
host.SetHostUphostIP(RemoteEndPoint.Address);
host.SetHostUphostPort(RemoteEndPoint.Port);
return(new Atom(Atom.PCP_HOST, host));
}
/// <summary>
/// 現在のチャンネルとPeerCastの状態からHostパケットを作ります
/// </summary>
/// <returns>作ったPCP_HOSTパケット</returns>
private Atom CreatePCPHOST()
{
var host = new AtomCollection();
host.SetHostChannelID(Channel.ChannelID);
host.SetHostSessionID(PeerCast.SessionID);
var globalendpoint =
PeerCast.GetGlobalEndPoint(
connection.RemoteEndPoint.AddressFamily,
OutputStreamType.Relay);
if (globalendpoint != null)
{
host.AddHostIP(globalendpoint.Address);
host.AddHostPort(globalendpoint.Port);
}
var localendpoint =
PeerCast.GetLocalEndPoint(
connection.RemoteEndPoint.AddressFamily,
OutputStreamType.Relay);
if (localendpoint != null)
{
host.AddHostIP(localendpoint.Address);
host.AddHostPort(localendpoint.Port);
}
host.SetHostNumListeners(Channel.LocalDirects);
host.SetHostNumRelays(Channel.LocalRelays);
host.SetHostUptime(Channel.Uptime);
if (Channel.Contents.Count > 0)
{
host.SetHostOldPos((uint)(Channel.Contents.Oldest.Position & 0xFFFFFFFFU));
host.SetHostNewPos((uint)(Channel.Contents.Newest.Position & 0xFFFFFFFFU));
}
PCPVersion.SetHostVersion(host);
host.SetHostFlags1(
(PeerCast.AccessController.IsChannelRelayable(Channel) ? PCPHostFlags1.Relay : 0) |
(PeerCast.AccessController.IsChannelPlayable(Channel) ? PCPHostFlags1.Direct : 0) |
((PeerCast.GetPortStatus(connection.RemoteEndPoint.AddressFamily) != PortStatus.Open) ? PCPHostFlags1.Firewalled : 0) |
(RecvRate > 0 ? PCPHostFlags1.Receiving : 0));
host.SetHostUphostIP(connection.RemoteEndPoint.Address);
host.SetHostUphostPort(connection.RemoteEndPoint.Port);
return(new Atom(Atom.PCP_HOST, host));
}
private void PostHostInfo(AtomCollection parent, Channel channel, bool playing)
{
var hostinfo = new AtomCollection();
hostinfo.SetHostChannelID(channel.ChannelID);
hostinfo.SetHostSessionID(PeerCast.SessionID);
var globalendpoint = PeerCast.GetGlobalEndPoint(AddressFamily.InterNetwork, OutputStreamType.Relay);
if (globalendpoint != null)
{
hostinfo.AddHostIP(globalendpoint.Address);
hostinfo.AddHostPort(globalendpoint.Port);
}
var localendpoint = PeerCast.GetLocalEndPoint(AddressFamily.InterNetwork, OutputStreamType.Relay);
if (localendpoint != null)
{
hostinfo.AddHostIP(localendpoint.Address);
hostinfo.AddHostPort(localendpoint.Port);
}
hostinfo.SetHostNumListeners(channel.TotalDirects);
hostinfo.SetHostNumRelays(channel.TotalRelays);
hostinfo.SetHostUptime(channel.Uptime);
if (channel.Contents.Count > 0)
{
hostinfo.SetHostOldPos((uint)(channel.Contents.Oldest.Position & 0xFFFFFFFFU));
hostinfo.SetHostNewPos((uint)(channel.Contents.Newest.Position & 0xFFFFFFFFU));
}
PCPVersion.SetHostVersion(hostinfo);
var relayable = PeerCast.AccessController.IsChannelRelayable(channel);
var playable = PeerCast.AccessController.IsChannelPlayable(channel) && PeerCast.FindListener(remoteEndPoint.Address, OutputStreamType.Play) != null;
var firewalled = !PeerCast.IsFirewalled.HasValue || PeerCast.IsFirewalled.Value || PeerCast.FindListener(remoteEndPoint.Address, OutputStreamType.Relay) == null;
var receiving = playing && channel.Status == SourceStreamStatus.Receiving;
hostinfo.SetHostFlags1(
(relayable ? PCPHostFlags1.Relay : 0) |
(playable ? PCPHostFlags1.Direct : 0) |
(firewalled ? PCPHostFlags1.Firewalled : 0) |
PCPHostFlags1.Tracker |
(receiving ? PCPHostFlags1.Receiving : PCPHostFlags1.None));
parent.SetHost(hostinfo);
}