60 lines
2.4 KiB
C#
60 lines
2.4 KiB
C#
using System.Text;
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using ErsatzTV.Core.Domain;
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namespace ErsatzTV.Core.Iptv;
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public class ChannelPlaylist
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{
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private readonly List<Channel> _channels;
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private readonly string _host;
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private readonly string _baseUrl;
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private readonly string _scheme;
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public ChannelPlaylist(string scheme, string host, string baseUrl, List<Channel> channels)
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{
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_scheme = scheme;
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_host = host;
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_baseUrl = baseUrl;
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_channels = channels;
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}
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public string ToM3U()
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{
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var sb = new StringBuilder();
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string xmltv = $"{_scheme}://{_host}{_baseUrl}/iptv/xmltv.xml";
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sb.AppendLine($"#EXTM3U url-tvg=\"{xmltv}\" x-tvg-url=\"{xmltv}\"");
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foreach (Channel channel in _channels.OrderBy(c => decimal.Parse(c.Number)))
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{
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string logo = Optional(channel.Artwork).Flatten()
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.Filter(a => a.ArtworkKind == ArtworkKind.Logo)
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.HeadOrNone()
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.Match(
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artwork => $"{_scheme}://{_host}{_baseUrl}/iptv/logos/{artwork.Path}.jpg",
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() => $"{_scheme}://{_host}{_baseUrl}/iptv/images/ersatztv-500.png");
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string shortUniqueId = Convert.ToBase64String(channel.UniqueId.ToByteArray())
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.TrimEnd('=')
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.Replace("/", "_")
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.Replace("+", "-");
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string format = channel.StreamingMode switch
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{
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StreamingMode.HttpLiveStreamingDirect => "m3u8?mode=hls-direct",
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StreamingMode.HttpLiveStreamingSegmenter => "m3u8?mode=segmenter",
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StreamingMode.TransportStreamHybrid => "ts",
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_ => "ts?mode=ts-legacy"
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};
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string vcodec = channel.FFmpegProfile.VideoFormat.ToString().ToLowerInvariant();
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string acodec = channel.FFmpegProfile.AudioFormat.ToString().ToLowerInvariant();
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sb.AppendLine(
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$"#EXTINF:0 tvg-id=\"{channel.Number}.etv\" channel-id=\"{shortUniqueId}\" channel-number=\"{channel.Number}\" CUID=\"{shortUniqueId}\" tvg-chno=\"{channel.Number}\" tvg-name=\"{channel.Name}\" tvg-logo=\"{logo}\" group-title=\"{channel.Group}\" tvc-stream-vcodec=\"{vcodec}\" tvc-stream-acodec=\"{acodec}\", {channel.Name}");
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sb.AppendLine($"{_scheme}://{_host}{_baseUrl}/iptv/channel/{channel.Number}.{format}");
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}
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return sb.ToString();
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}
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}
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