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jellyfin/MediaBrowser.Server.Impleme.../LiveTv/TunerHosts/M3uParser.cs

132 lines
4.8 KiB

using System;
using System.Collections.Generic;
using System.IO;
using System.Text.RegularExpressions;
using System.Threading;
using System.Threading.Tasks;
using CommonIO;
using MediaBrowser.Common.Extensions;
using MediaBrowser.Common.Net;
using MediaBrowser.Controller.LiveTv;
using MediaBrowser.Model.Logging;
namespace MediaBrowser.Server.Implementations.LiveTv.TunerHosts
{
public class M3uParser
{
private readonly ILogger _logger;
private readonly IFileSystem _fileSystem;
private readonly IHttpClient _httpClient;
public M3uParser(ILogger logger, IFileSystem fileSystem, IHttpClient httpClient)
{
_logger = logger;
_fileSystem = fileSystem;
_httpClient = httpClient;
}
public async Task<List<M3UChannel>> Parse(string url, string channelIdPrefix, string tunerHostId, CancellationToken cancellationToken)
{
var urlHash = url.GetMD5().ToString("N");
// Read the file and display it line by line.
using (var reader = new StreamReader(await GetListingsStream(url, cancellationToken).ConfigureAwait(false)))
{
return GetChannels(reader, urlHash, channelIdPrefix, tunerHostId);
}
}
public Task<Stream> GetListingsStream(string url, CancellationToken cancellationToken)
{
if (url.StartsWith("http", StringComparison.OrdinalIgnoreCase))
{
return _httpClient.Get(url, cancellationToken);
}
return Task.FromResult(_fileSystem.OpenRead(url));
}
private List<M3UChannel> GetChannels(StreamReader reader, string urlHash, string channelIdPrefix, string tunerHostId)
{
var channels = new List<M3UChannel>();
string line;
string extInf = "";
while ((line = reader.ReadLine()) != null)
{
line = line.Trim();
if (string.IsNullOrWhiteSpace(line))
{
continue;
}
if (line.StartsWith("#EXTM3U", StringComparison.OrdinalIgnoreCase))
{
continue;
}
if (line.StartsWith("#EXTINF:", StringComparison.OrdinalIgnoreCase))
{
extInf = line.Substring(8).Trim();
_logger.Info("Found m3u channel: {0}", extInf);
}
else if (!string.IsNullOrWhiteSpace(extInf) && !line.StartsWith("#", StringComparison.OrdinalIgnoreCase))
{
var channel = GetChannelnfo(extInf, tunerHostId);
channel.Id = channelIdPrefix + urlHash + line.GetMD5().ToString("N");
channel.Path = line;
channels.Add(channel);
extInf = "";
}
}
return channels;
}
private M3UChannel GetChannelnfo(string extInf, string tunerHostId)
{
var titleIndex = extInf.LastIndexOf(',');
var channel = new M3UChannel();
channel.TunerHostId = tunerHostId;
channel.Number = extInf.Trim().Split(' ')[0] ?? "0";
channel.Name = extInf.Substring(titleIndex + 1);
if(channel.Number == "-1") { channel.Number = "0"; }
//Check for channel number with the format from SatIp
int number;
var numberIndex = channel.Name.IndexOf('.');
if (numberIndex > 0)
{
if (int.TryParse(channel.Name.Substring(0, numberIndex), out number))
{
channel.Number = number.ToString();
channel.Name = channel.Name.Substring(numberIndex + 1);
}
}
channel.ImageUrl = FindProperty("tvg-logo", extInf, null);
channel.Number = FindProperty("tvg-id", extInf, channel.Number);
channel.Number = FindProperty("channel-id", extInf, channel.Number);
channel.Name = FindProperty("tvg-name", extInf, channel.Name);
channel.Name = FindProperty("tvg-id", extInf, channel.Name);
return channel;
}
private string FindProperty(string property, string properties, string defaultResult = "")
{
var reg = new Regex(@"([a-z0-9\-_]+)=\""([^""]+)\""", RegexOptions.IgnoreCase);
var matches = reg.Matches(properties);
foreach (Match match in matches)
{
if (match.Groups[1].Value == property)
{
return match.Groups[2].Value;
}
}
return defaultResult;
}
}
public class M3UChannel : ChannelInfo
{
public string Path { get; set; }
}
}