560 lines
20 KiB
C#
560 lines
20 KiB
C#
#pragma warning disable CS1591
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using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.IO;
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using System.Linq;
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using System.Reflection;
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using System.Text;
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using System.Text.Json;
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using System.Text.RegularExpressions;
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using System.Threading.Tasks;
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using Emby.Dlna.Profiles;
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using Emby.Dlna.Server;
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using MediaBrowser.Common.Configuration;
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using MediaBrowser.Common.Extensions;
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using MediaBrowser.Common.Json;
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using MediaBrowser.Controller;
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using MediaBrowser.Controller.Dlna;
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using MediaBrowser.Controller.Drawing;
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using MediaBrowser.Model.Dlna;
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using MediaBrowser.Model.Drawing;
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using MediaBrowser.Model.IO;
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using MediaBrowser.Model.Serialization;
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using Microsoft.AspNetCore.Http;
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using Microsoft.Extensions.Logging;
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using Microsoft.Extensions.Primitives;
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namespace Emby.Dlna
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{
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public class DlnaManager : IDlnaManager
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{
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private readonly IApplicationPaths _appPaths;
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private readonly IXmlSerializer _xmlSerializer;
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private readonly IFileSystem _fileSystem;
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private readonly ILogger<DlnaManager> _logger;
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private readonly IServerApplicationHost _appHost;
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private static readonly Assembly _assembly = typeof(DlnaManager).Assembly;
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private readonly JsonSerializerOptions _jsonOptions = JsonDefaults.GetOptions();
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private readonly Dictionary<string, Tuple<InternalProfileInfo, DeviceProfile>> _profiles = new Dictionary<string, Tuple<InternalProfileInfo, DeviceProfile>>(StringComparer.Ordinal);
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public DlnaManager(
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IXmlSerializer xmlSerializer,
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IFileSystem fileSystem,
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IApplicationPaths appPaths,
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ILoggerFactory loggerFactory,
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IServerApplicationHost appHost)
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{
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_xmlSerializer = xmlSerializer;
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_fileSystem = fileSystem;
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_appPaths = appPaths;
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_logger = loggerFactory.CreateLogger<DlnaManager>();
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_appHost = appHost;
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}
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private string UserProfilesPath => Path.Combine(_appPaths.ConfigurationDirectoryPath, "dlna", "user");
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private string SystemProfilesPath => Path.Combine(_appPaths.ConfigurationDirectoryPath, "dlna", "system");
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public async Task InitProfilesAsync()
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{
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try
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{
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await ExtractSystemProfilesAsync().ConfigureAwait(false);
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LoadProfiles();
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "Error extracting DLNA profiles.");
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}
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}
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private void LoadProfiles()
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{
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var list = GetProfiles(UserProfilesPath, DeviceProfileType.User)
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.OrderBy(i => i.Name)
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.ToList();
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list.AddRange(GetProfiles(SystemProfilesPath, DeviceProfileType.System)
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.OrderBy(i => i.Name));
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}
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public IEnumerable<DeviceProfile> GetProfiles()
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{
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lock (_profiles)
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{
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var list = _profiles.Values.ToList();
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return list
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.OrderBy(i => i.Item1.Info.Type == DeviceProfileType.User ? 0 : 1)
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.ThenBy(i => i.Item1.Info.Name)
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.Select(i => i.Item2)
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.ToList();
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}
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}
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public DeviceProfile GetDefaultProfile()
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{
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return new DefaultProfile();
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}
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public DeviceProfile GetProfile(DeviceIdentification deviceInfo)
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{
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if (deviceInfo == null)
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{
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throw new ArgumentNullException(nameof(deviceInfo));
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}
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var profile = GetProfiles()
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.FirstOrDefault(i => i.Identification != null && IsMatch(deviceInfo, i.Identification));
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if (profile != null)
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{
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_logger.LogDebug("Found matching device profile: {ProfileName}", profile.Name);
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}
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else
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{
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LogUnmatchedProfile(deviceInfo);
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}
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return profile;
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}
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private void LogUnmatchedProfile(DeviceIdentification profile)
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{
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var builder = new StringBuilder();
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builder.AppendLine("No matching device profile found. The default will need to be used.");
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builder.Append("FriendlyName:").AppendLine(profile.FriendlyName);
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builder.Append("Manufacturer:").AppendLine(profile.Manufacturer);
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builder.Append("ManufacturerUrl:").AppendLine(profile.ManufacturerUrl);
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builder.Append("ModelDescription:").AppendLine(profile.ModelDescription);
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builder.Append("ModelName:").AppendLine(profile.ModelName);
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builder.Append("ModelNumber:").AppendLine(profile.ModelNumber);
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builder.Append("ModelUrl:").AppendLine(profile.ModelUrl);
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builder.Append("SerialNumber:").AppendLine(profile.SerialNumber);
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_logger.LogInformation(builder.ToString());
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}
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/// <summary>
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/// Attempts to match a device with a profile.
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/// Rules:
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/// - If the profile field has no value, the field matches irregardless of its contents.
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/// - the profile field can be an exact match, or a reg exp.
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/// </summary>
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/// <param name="deviceInfo">The <see cref="DeviceIdentification"/> of the device.</param>
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/// <param name="profileInfo">The <see cref="DeviceIdentification"/> of the profile.</param>
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/// <returns><b>True</b> if they match.</returns>
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public bool IsMatch(DeviceIdentification deviceInfo, DeviceIdentification profileInfo)
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{
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return IsRegexOrSubstringMatch(deviceInfo.FriendlyName, profileInfo.FriendlyName)
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&& IsRegexOrSubstringMatch(deviceInfo.Manufacturer, profileInfo.Manufacturer)
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&& IsRegexOrSubstringMatch(deviceInfo.ManufacturerUrl, profileInfo.ManufacturerUrl)
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&& IsRegexOrSubstringMatch(deviceInfo.ModelDescription, profileInfo.ModelDescription)
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&& IsRegexOrSubstringMatch(deviceInfo.ModelName, profileInfo.ModelName)
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&& IsRegexOrSubstringMatch(deviceInfo.ModelNumber, profileInfo.ModelNumber)
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&& IsRegexOrSubstringMatch(deviceInfo.ModelUrl, profileInfo.ModelUrl)
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&& IsRegexOrSubstringMatch(deviceInfo.SerialNumber, profileInfo.SerialNumber);
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}
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private bool IsRegexOrSubstringMatch(string input, string pattern)
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{
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if (string.IsNullOrEmpty(pattern))
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{
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// In profile identification: An empty pattern matches anything.
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return true;
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}
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if (string.IsNullOrEmpty(input))
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{
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// The profile contains a value, and the device doesn't.
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return false;
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}
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return input.Equals(pattern, StringComparison.OrdinalIgnoreCase)
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|| Regex.IsMatch(input, pattern, RegexOptions.IgnoreCase | RegexOptions.CultureInvariant);
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}
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public DeviceProfile GetProfile(IHeaderDictionary headers)
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{
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if (headers == null)
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{
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throw new ArgumentNullException(nameof(headers));
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}
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var profile = GetProfiles().FirstOrDefault(i => i.Identification != null && IsMatch(headers, i.Identification));
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if (profile != null)
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{
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_logger.LogDebug("Found matching device profile: {0}", profile.Name);
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}
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else
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{
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var headerString = string.Join(", ", headers.Select(i => string.Format(CultureInfo.InvariantCulture, "{0}={1}", i.Key, i.Value)));
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_logger.LogDebug("No matching device profile found. {0}", headerString);
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}
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return profile;
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}
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private bool IsMatch(IHeaderDictionary headers, DeviceIdentification profileInfo)
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{
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return profileInfo.Headers.Any(i => IsMatch(headers, i));
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}
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private bool IsMatch(IHeaderDictionary headers, HttpHeaderInfo header)
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{
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// Handle invalid user setup
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if (string.IsNullOrEmpty(header.Name))
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{
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return false;
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}
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if (headers.TryGetValue(header.Name, out StringValues value))
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{
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switch (header.Match)
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{
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case HeaderMatchType.Equals:
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return string.Equals(value, header.Value, StringComparison.OrdinalIgnoreCase);
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case HeaderMatchType.Substring:
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var isMatch = value.ToString().IndexOf(header.Value, StringComparison.OrdinalIgnoreCase) != -1;
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// _logger.LogDebug("IsMatch-Substring value: {0} testValue: {1} isMatch: {2}", value, header.Value, isMatch);
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return isMatch;
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case HeaderMatchType.Regex:
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return Regex.IsMatch(value, header.Value, RegexOptions.IgnoreCase);
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default:
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throw new ArgumentException("Unrecognized HeaderMatchType");
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}
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}
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return false;
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}
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private IEnumerable<DeviceProfile> GetProfiles(string path, DeviceProfileType type)
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{
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try
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{
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var xmlFies = _fileSystem.GetFilePaths(path)
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.Where(i => string.Equals(Path.GetExtension(i), ".xml", StringComparison.OrdinalIgnoreCase))
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.ToList();
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return xmlFies
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.Select(i => ParseProfileFile(i, type))
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.Where(i => i != null)
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.ToList();
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}
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catch (IOException)
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{
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return new List<DeviceProfile>();
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}
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}
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private DeviceProfile ParseProfileFile(string path, DeviceProfileType type)
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{
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lock (_profiles)
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{
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if (_profiles.TryGetValue(path, out Tuple<InternalProfileInfo, DeviceProfile> profileTuple))
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{
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return profileTuple.Item2;
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}
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try
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{
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DeviceProfile profile;
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var tempProfile = (DeviceProfile)_xmlSerializer.DeserializeFromFile(typeof(DeviceProfile), path);
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profile = ReserializeProfile(tempProfile);
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profile.Id = path.ToLowerInvariant().GetMD5().ToString("N", CultureInfo.InvariantCulture);
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_profiles[path] = new Tuple<InternalProfileInfo, DeviceProfile>(GetInternalProfileInfo(_fileSystem.GetFileInfo(path), type), profile);
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return profile;
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "Error parsing profile file: {Path}", path);
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return null;
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}
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}
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}
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public DeviceProfile GetProfile(string id)
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{
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if (string.IsNullOrEmpty(id))
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{
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throw new ArgumentNullException(nameof(id));
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}
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var info = GetProfileInfosInternal().First(i => string.Equals(i.Info.Id, id, StringComparison.OrdinalIgnoreCase));
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return ParseProfileFile(info.Path, info.Info.Type);
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}
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private IEnumerable<InternalProfileInfo> GetProfileInfosInternal()
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{
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lock (_profiles)
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{
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var list = _profiles.Values.ToList();
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return list
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.Select(i => i.Item1)
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.OrderBy(i => i.Info.Type == DeviceProfileType.User ? 0 : 1)
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.ThenBy(i => i.Info.Name);
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}
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}
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public IEnumerable<DeviceProfileInfo> GetProfileInfos()
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{
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return GetProfileInfosInternal().Select(i => i.Info);
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}
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private InternalProfileInfo GetInternalProfileInfo(FileSystemMetadata file, DeviceProfileType type)
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{
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return new InternalProfileInfo
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{
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Path = file.FullName,
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Info = new DeviceProfileInfo
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{
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Id = file.FullName.ToLowerInvariant().GetMD5().ToString("N", CultureInfo.InvariantCulture),
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Name = _fileSystem.GetFileNameWithoutExtension(file),
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Type = type
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}
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};
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}
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private async Task ExtractSystemProfilesAsync()
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{
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var namespaceName = GetType().Namespace + ".Profiles.Xml.";
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var systemProfilesPath = SystemProfilesPath;
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foreach (var name in _assembly.GetManifestResourceNames())
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{
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if (!name.StartsWith(namespaceName, StringComparison.Ordinal))
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{
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continue;
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}
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var path = Path.Join(
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systemProfilesPath,
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Path.GetFileName(name.AsSpan()).Slice(namespaceName.Length));
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using (var stream = _assembly.GetManifestResourceStream(name))
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{
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var fileInfo = _fileSystem.GetFileInfo(path);
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if (!fileInfo.Exists || fileInfo.Length != stream.Length)
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{
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Directory.CreateDirectory(systemProfilesPath);
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using (var fileStream = new FileStream(path, FileMode.Create, FileAccess.Write, FileShare.Read))
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{
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await stream.CopyToAsync(fileStream).ConfigureAwait(false);
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}
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}
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}
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}
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// Not necessary, but just to make it easy to find
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Directory.CreateDirectory(UserProfilesPath);
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}
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public void DeleteProfile(string id)
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{
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var info = GetProfileInfosInternal().First(i => string.Equals(id, i.Info.Id, StringComparison.OrdinalIgnoreCase));
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if (info.Info.Type == DeviceProfileType.System)
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{
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throw new ArgumentException("System profiles cannot be deleted.");
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}
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_fileSystem.DeleteFile(info.Path);
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lock (_profiles)
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{
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_profiles.Remove(info.Path);
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}
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}
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public void CreateProfile(DeviceProfile profile)
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{
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profile = ReserializeProfile(profile);
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if (string.IsNullOrEmpty(profile.Name))
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{
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throw new ArgumentException("Profile is missing Name");
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}
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var newFilename = _fileSystem.GetValidFilename(profile.Name) + ".xml";
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var path = Path.Combine(UserProfilesPath, newFilename);
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SaveProfile(profile, path, DeviceProfileType.User);
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}
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public void UpdateProfile(DeviceProfile profile)
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{
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profile = ReserializeProfile(profile);
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if (string.IsNullOrEmpty(profile.Id))
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{
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throw new ArgumentException("Profile is missing Id");
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}
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if (string.IsNullOrEmpty(profile.Name))
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{
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throw new ArgumentException("Profile is missing Name");
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}
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var current = GetProfileInfosInternal().First(i => string.Equals(i.Info.Id, profile.Id, StringComparison.OrdinalIgnoreCase));
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var newFilename = _fileSystem.GetValidFilename(profile.Name) + ".xml";
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var path = Path.Combine(UserProfilesPath, newFilename);
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if (!string.Equals(path, current.Path, StringComparison.Ordinal) &&
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current.Info.Type != DeviceProfileType.System)
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{
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_fileSystem.DeleteFile(current.Path);
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}
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SaveProfile(profile, path, DeviceProfileType.User);
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}
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private void SaveProfile(DeviceProfile profile, string path, DeviceProfileType type)
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{
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lock (_profiles)
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{
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_profiles[path] = new Tuple<InternalProfileInfo, DeviceProfile>(GetInternalProfileInfo(_fileSystem.GetFileInfo(path), type), profile);
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}
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SerializeToXml(profile, path);
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}
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internal void SerializeToXml(DeviceProfile profile, string path)
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{
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_xmlSerializer.SerializeToFile(profile, path);
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}
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/// <summary>
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/// Recreates the object using serialization, to ensure it's not a subclass.
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/// If it's a subclass it may not serialize properly to xml (different root element tag name).
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/// </summary>
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/// <param name="profile">The device profile.</param>
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/// <returns>The re-serialized device profile.</returns>
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private DeviceProfile ReserializeProfile(DeviceProfile profile)
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{
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if (profile.GetType() == typeof(DeviceProfile))
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{
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return profile;
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}
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var json = JsonSerializer.Serialize(profile, _jsonOptions);
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return JsonSerializer.Deserialize<DeviceProfile>(json, _jsonOptions);
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}
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public string GetServerDescriptionXml(IHeaderDictionary headers, string serverUuId, string serverAddress)
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{
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var profile = GetDefaultProfile();
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var serverId = _appHost.SystemId;
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return new DescriptionXmlBuilder(profile, serverUuId, serverAddress, _appHost.FriendlyName, serverId).GetXml();
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}
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public ImageStream GetIcon(string filename)
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{
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var format = filename.EndsWith(".png", StringComparison.OrdinalIgnoreCase)
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? ImageFormat.Png
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: ImageFormat.Jpg;
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var resource = GetType().Namespace + ".Images." + filename.ToLowerInvariant();
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return new ImageStream
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{
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Format = format,
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Stream = _assembly.GetManifestResourceStream(resource)
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};
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}
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private class InternalProfileInfo
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{
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internal DeviceProfileInfo Info { get; set; }
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internal string Path { get; set; }
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}
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}
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/*
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class DlnaProfileEntryPoint : IServerEntryPoint
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{
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private readonly IApplicationPaths _appPaths;
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private readonly IFileSystem _fileSystem;
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private readonly IXmlSerializer _xmlSerializer;
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public DlnaProfileEntryPoint(IApplicationPaths appPaths, IFileSystem fileSystem, IXmlSerializer xmlSerializer)
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{
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_appPaths = appPaths;
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_fileSystem = fileSystem;
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_xmlSerializer = xmlSerializer;
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}
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public void Run()
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{
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DumpProfiles();
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}
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private void DumpProfiles()
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{
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DeviceProfile[] list = new[]
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{
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new SamsungSmartTvProfile(),
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new XboxOneProfile(),
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new SonyPs3Profile(),
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new SonyPs4Profile(),
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new SonyBravia2010Profile(),
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new SonyBravia2011Profile(),
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new SonyBravia2012Profile(),
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new SonyBravia2013Profile(),
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new SonyBravia2014Profile(),
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new SonyBlurayPlayer2013(),
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new SonyBlurayPlayer2014(),
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new SonyBlurayPlayer2015(),
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new SonyBlurayPlayer2016(),
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new SonyBlurayPlayerProfile(),
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new PanasonicVieraProfile(),
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new WdtvLiveProfile(),
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new DenonAvrProfile(),
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new LinksysDMA2100Profile(),
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new LgTvProfile(),
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new Foobar2000Profile(),
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new SharpSmartTvProfile(),
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new MediaMonkeyProfile(),
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// new Windows81Profile(),
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// new WindowsMediaCenterProfile(),
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// new WindowsPhoneProfile(),
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new DirectTvProfile(),
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new DishHopperJoeyProfile(),
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new DefaultProfile(),
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new PopcornHourProfile(),
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new MarantzProfile()
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};
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foreach (var item in list)
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{
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var path = Path.Combine(_appPaths.ProgramDataPath, _fileSystem.GetValidFilename(item.Name) + ".xml");
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_xmlSerializer.SerializeToFile(item, path);
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}
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}
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public void Dispose()
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{
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}
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}*/
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}
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