using System; using System.Collections.Generic; using System.Linq; using NLog; using Newtonsoft.Json.Linq; using NzbDrone.Common; using NzbDrone.Common.Serializer; using NzbDrone.Core.Notifications.Xbmc.Model; using NzbDrone.Core.Tv; namespace NzbDrone.Core.Notifications.Xbmc { public class JsonApiProvider : IApiProvider { private readonly IHttpProvider _httpProvider; private readonly Logger _logger; public JsonApiProvider(IHttpProvider httpProvider, Logger logger) { _httpProvider = httpProvider; _logger = logger; } public void Notify(XbmcSettings settings, string title, string message) { var parameters = new JObject( new JProperty("title", title), new JProperty("message", message), new JProperty("image", "https://raw.github.com/NzbDrone/NzbDrone/master/Logo/64.png"), new JProperty("displaytime", settings.DisplayTime * 1000)); var postJson = BuildJsonRequest("GUI.ShowNotification", parameters); _httpProvider.PostCommand(settings.Address, settings.Username, settings.Password, postJson.ToString()); } public void Update(XbmcSettings settings, Series series) { if (!settings.AlwaysUpdate) { _logger.Trace("Determining if there are any active players on XBMC host: {0}", settings.Address); var activePlayers = GetActivePlayers(settings); if (activePlayers.Any(a => a.Type.Equals("video"))) { _logger.Debug("Video is currently playing, skipping library update"); return; } } UpdateLibrary(settings, series); } public void Clean(XbmcSettings settings) { var postJson = BuildJsonRequest("VideoLibrary.Clean"); _httpProvider.PostCommand(settings.Address, settings.Username, settings.Password, postJson.ToString()); } public List GetActivePlayers(XbmcSettings settings) { try { var postJson = new JObject(); postJson.Add(new JProperty("jsonrpc", "2.0")); postJson.Add(new JProperty("method", "Player.GetActivePlayers")); postJson.Add(new JProperty("id", 10)); var response = _httpProvider.PostCommand(settings.Address, settings.Username, settings.Password, postJson.ToString()); if (CheckForError(response)) return new List(); var result = Json.Deserialize(response); return result.Result; } catch (Exception ex) { _logger.DebugException(ex.Message, ex); } return new List(); } public bool CheckForError(string response) { _logger.Trace("Looking for error in response: {0}", response); if (String.IsNullOrWhiteSpace(response)) { _logger.Debug("Invalid response from XBMC, the response is not valid JSON"); return true; } if (response.StartsWith("{\"error\"")) { var error = Json.Deserialize(response); var code = error.Error["code"]; var message = error.Error["message"]; _logger.Debug("XBMC Json Error. Code = {0}, Message: {1}", code, message); return true; } return false; } public string GetSeriesPath(XbmcSettings settings, Series series) { var allSeries = GetSeries(settings); if (!allSeries.Any()) { _logger.Trace("No TV shows returned from XBMC"); return null; } var matchingSeries = allSeries.FirstOrDefault(s => s.ImdbNumber == series.TvdbId || s.Label == series.Title); if (matchingSeries != null) return matchingSeries.File; return null; } public bool CanHandle(XbmcVersion version) { return version >= new XbmcVersion(5); } private void UpdateLibrary(XbmcSettings settings, Series series) { try { var seriesPath = GetSeriesPath(settings, series); JObject postJson; if (seriesPath != null) { _logger.Trace("Updating series {0} (Path: {1}) on XBMC host: {2}", series, seriesPath, settings.Address); var parameters = new JObject(new JObject(new JProperty("directory", seriesPath))); postJson = BuildJsonRequest("VideoLibrary.Scan", parameters); } else { _logger.Trace("Series {0} doesn't exist on XBMC host: {1}, Updating Entire Library", series, settings.Address); postJson = BuildJsonRequest("VideoLibrary.Scan"); } var response = _httpProvider.PostCommand(settings.Address, settings.Username, settings.Password, postJson.ToString()); if (CheckForError(response)) return; _logger.Trace(" from response"); var result = Json.Deserialize>(response); if (!result.Result.Equals("OK", StringComparison.InvariantCultureIgnoreCase)) { _logger.Trace("Failed to update library for: {0}", settings.Address); } } catch (Exception ex) { _logger.DebugException(ex.Message, ex); } } private List GetSeries(XbmcSettings settings) { try { var properties = new JObject { new JProperty("properties", new[] { "file", "imdbnumber" }) }; var postJson = BuildJsonRequest("VideoLibrary.GetTvShows", properties); var response = _httpProvider.PostCommand(settings.Address, settings.Username, settings.Password, postJson.ToString()); if (CheckForError(response)) return new List(); var result = Json.Deserialize(response); var shows = result.Result.TvShows; return shows; } catch (Exception ex) { _logger.DebugException(ex.Message, ex); } return new List(); } private JObject BuildJsonRequest(string method) { return BuildJsonRequest(method, null); } private JObject BuildJsonRequest(string method, JObject parameters) { var postJson = new JObject(); postJson.Add(new JProperty("jsonrpc", "2.0")); postJson.Add(new JProperty("method", method)); if (parameters != null) { postJson.Add(new JProperty("params", parameters)); } postJson.Add(new JProperty("id", 10)); return postJson; } } }