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			1442 lines
		
	
	
		
			50 KiB
		
	
	
	
		
			C#
		
	
	
	
	
	
			
		
		
	
	
			1442 lines
		
	
	
		
			50 KiB
		
	
	
	
		
			C#
		
	
	
	
	
	
| using MediaBrowser.Common.Configuration;
 | |
| using MediaBrowser.Controller.Entities;
 | |
| using MediaBrowser.Controller.Entities.Audio;
 | |
| using MediaBrowser.Controller.Entities.Movies;
 | |
| using MediaBrowser.Controller.Entities.TV;
 | |
| using MediaBrowser.Controller.LiveTv;
 | |
| using MediaBrowser.Controller.Persistence;
 | |
| using MediaBrowser.Model.Entities;
 | |
| using MediaBrowser.Model.Logging;
 | |
| using MediaBrowser.Model.Querying;
 | |
| using MediaBrowser.Model.Serialization;
 | |
| using System;
 | |
| using System.Collections.Generic;
 | |
| using System.Data;
 | |
| using System.Globalization;
 | |
| using System.IO;
 | |
| using System.Linq;
 | |
| using System.Runtime.Serialization;
 | |
| using System.Threading;
 | |
| using System.Threading.Tasks;
 | |
| 
 | |
| namespace MediaBrowser.Server.Implementations.Persistence
 | |
| {
 | |
|     /// <summary>
 | |
|     /// Class SQLiteItemRepository
 | |
|     /// </summary>
 | |
|     public class SqliteItemRepository : IItemRepository
 | |
|     {
 | |
|         private IDbConnection _connection;
 | |
| 
 | |
|         private readonly ILogger _logger;
 | |
| 
 | |
|         private readonly TypeMapper _typeMapper = new TypeMapper();
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Gets the name of the repository
 | |
|         /// </summary>
 | |
|         /// <value>The name.</value>
 | |
|         public string Name
 | |
|         {
 | |
|             get
 | |
|             {
 | |
|                 return "SQLite";
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Gets the json serializer.
 | |
|         /// </summary>
 | |
|         /// <value>The json serializer.</value>
 | |
|         private readonly IJsonSerializer _jsonSerializer;
 | |
| 
 | |
|         /// <summary>
 | |
|         /// The _app paths
 | |
|         /// </summary>
 | |
|         private readonly IApplicationPaths _appPaths;
 | |
| 
 | |
|         /// <summary>
 | |
|         /// The _save item command
 | |
|         /// </summary>
 | |
|         private IDbCommand _saveItemCommand;
 | |
| 
 | |
|         private readonly string _criticReviewsPath;
 | |
| 
 | |
|         private SqliteChapterRepository _chapterRepository;
 | |
|         private SqliteMediaStreamsRepository _mediaStreamsRepository;
 | |
| 
 | |
|         private IDbCommand _deleteChildrenCommand;
 | |
|         private IDbCommand _saveChildrenCommand;
 | |
|         private IDbCommand _deleteItemCommand;
 | |
| 
 | |
|         private IDbCommand _deletePeopleCommand;
 | |
|         private IDbCommand _savePersonCommand;
 | |
|         /// <summary>
 | |
|         /// Initializes a new instance of the <see cref="SqliteItemRepository"/> class.
 | |
|         /// </summary>
 | |
|         /// <param name="appPaths">The app paths.</param>
 | |
|         /// <param name="jsonSerializer">The json serializer.</param>
 | |
|         /// <param name="logManager">The log manager.</param>
 | |
|         /// <exception cref="System.ArgumentNullException">
 | |
|         /// appPaths
 | |
|         /// or
 | |
|         /// jsonSerializer
 | |
|         /// </exception>
 | |
|         public SqliteItemRepository(IApplicationPaths appPaths, IJsonSerializer jsonSerializer, ILogManager logManager)
 | |
|         {
 | |
|             if (appPaths == null)
 | |
|             {
 | |
|                 throw new ArgumentNullException("appPaths");
 | |
|             }
 | |
|             if (jsonSerializer == null)
 | |
|             {
 | |
|                 throw new ArgumentNullException("jsonSerializer");
 | |
|             }
 | |
| 
 | |
|             _appPaths = appPaths;
 | |
|             _jsonSerializer = jsonSerializer;
 | |
| 
 | |
|             _criticReviewsPath = Path.Combine(_appPaths.DataPath, "critic-reviews");
 | |
| 
 | |
|             _logger = logManager.GetLogger(GetType().Name);
 | |
| 
 | |
|             var chapterDbFile = Path.Combine(_appPaths.DataPath, "chapters.db");
 | |
|             var chapterConnection = SqliteExtensions.ConnectToDb(chapterDbFile, _logger).Result;
 | |
|             _chapterRepository = new SqliteChapterRepository(chapterConnection, logManager);
 | |
| 
 | |
|             var mediaStreamsDbFile = Path.Combine(_appPaths.DataPath, "mediainfo.db");
 | |
|             var mediaStreamsConnection = SqliteExtensions.ConnectToDb(mediaStreamsDbFile, _logger).Result;
 | |
|             _mediaStreamsRepository = new SqliteMediaStreamsRepository(mediaStreamsConnection, logManager);
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Opens the connection to the database
 | |
|         /// </summary>
 | |
|         /// <returns>Task.</returns>
 | |
|         public async Task Initialize()
 | |
|         {
 | |
|             var dbFile = Path.Combine(_appPaths.DataPath, "library.db");
 | |
| 
 | |
|             _connection = await SqliteExtensions.ConnectToDb(dbFile, _logger).ConfigureAwait(false);
 | |
| 
 | |
|             string[] queries = {
 | |
| 
 | |
|                                 "create table if not exists TypedBaseItems (guid GUID primary key, type TEXT, data BLOB)",
 | |
|                                 "create index if not exists idx_TypedBaseItems on TypedBaseItems(guid)",
 | |
| 
 | |
|                                 "create table if not exists ChildrenIds (ParentId GUID, ItemId GUID, PRIMARY KEY (ParentId, ItemId))",
 | |
|                                 "create index if not exists idx_ChildrenIds on ChildrenIds(ParentId,ItemId)",
 | |
| 
 | |
|                                 "create table if not exists People (ItemId GUID, Name TEXT NOT NULL, Role TEXT, PersonType TEXT, SortOrder int, ListOrder int)",
 | |
| 
 | |
|                                 //pragmas
 | |
|                                 "pragma temp_store = memory",
 | |
| 
 | |
|                                 "pragma shrink_memory"
 | |
|                                };
 | |
| 
 | |
|             _connection.RunQueries(queries, _logger);
 | |
| 
 | |
|             _connection.AddColumn(_logger, "TypedBaseItems", "Path", "Text");
 | |
|             _connection.AddColumn(_logger, "TypedBaseItems", "StartDate", "DATETIME");
 | |
|             _connection.AddColumn(_logger, "TypedBaseItems", "EndDate", "DATETIME");
 | |
|             _connection.AddColumn(_logger, "TypedBaseItems", "ChannelId", "Text");
 | |
|             _connection.AddColumn(_logger, "TypedBaseItems", "IsMovie", "BIT");
 | |
|             _connection.AddColumn(_logger, "TypedBaseItems", "IsSports", "BIT");
 | |
|             _connection.AddColumn(_logger, "TypedBaseItems", "IsKids", "BIT");
 | |
|             _connection.AddColumn(_logger, "TypedBaseItems", "CommunityRating", "Float");
 | |
|             _connection.AddColumn(_logger, "TypedBaseItems", "CustomRating", "Text");
 | |
|             _connection.AddColumn(_logger, "TypedBaseItems", "IndexNumber", "INT");
 | |
|             _connection.AddColumn(_logger, "TypedBaseItems", "IsLocked", "BIT");
 | |
|             _connection.AddColumn(_logger, "TypedBaseItems", "Name", "Text");
 | |
|             _connection.AddColumn(_logger, "TypedBaseItems", "OfficialRating", "Text");
 | |
| 
 | |
|             _connection.AddColumn(_logger, "TypedBaseItems", "MediaType", "Text");
 | |
|             _connection.AddColumn(_logger, "TypedBaseItems", "Overview", "Text");
 | |
|             _connection.AddColumn(_logger, "TypedBaseItems", "ParentIndexNumber", "INT");
 | |
|             _connection.AddColumn(_logger, "TypedBaseItems", "PremiereDate", "DATETIME");
 | |
|             _connection.AddColumn(_logger, "TypedBaseItems", "ProductionYear", "INT");
 | |
|             _connection.AddColumn(_logger, "TypedBaseItems", "ParentId", "GUID");
 | |
|             _connection.AddColumn(_logger, "TypedBaseItems", "Genres", "Text");
 | |
|             _connection.AddColumn(_logger, "TypedBaseItems", "ParentalRatingValue", "INT");
 | |
| 
 | |
|             PrepareStatements();
 | |
| 
 | |
|             _mediaStreamsRepository.Initialize();
 | |
|             _chapterRepository.Initialize();
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// The _write lock
 | |
|         /// </summary>
 | |
|         private readonly SemaphoreSlim _writeLock = new SemaphoreSlim(1, 1);
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Prepares the statements.
 | |
|         /// </summary>
 | |
|         private void PrepareStatements()
 | |
|         {
 | |
|             var saveColumns = new List<string>
 | |
|             {
 | |
|                 "guid",
 | |
|                 "type",
 | |
|                 "data",
 | |
| 				"Path",
 | |
|                 "StartDate",
 | |
|                 "EndDate",
 | |
|                 "ChannelId",
 | |
|                 "IsKids",
 | |
|                 "IsMovie",
 | |
|                 "IsSports",
 | |
|                 "CommunityRating",
 | |
|                 "CustomRating",
 | |
|                 "IndexNumber",
 | |
|                 "IsLocked",
 | |
|                 "Name",
 | |
|                 "OfficialRating",
 | |
|                 "MediaType",
 | |
|                 "Overview",
 | |
|                 "ParentIndexNumber",
 | |
|                 "PremiereDate",
 | |
|                 "ProductionYear",
 | |
|                 "ParentId",
 | |
|                 "Genres",
 | |
|                 "ParentalRatingValue"
 | |
|             };
 | |
|             _saveItemCommand = _connection.CreateCommand();
 | |
|             _saveItemCommand.CommandText = "replace into TypedBaseItems (" + string.Join(",", saveColumns.ToArray()) + ") values (@1, @2, @3, @4, @5, @6, @7, @8, @9, @10, @11, @12, @13, @14, @15, @16, @17, @18, @19, @20, @21, @22, @23, @24)";
 | |
|             for (var i = 1; i <= saveColumns.Count; i++)
 | |
|             {
 | |
|                 _saveItemCommand.Parameters.Add(_saveItemCommand, "@" + i.ToString(CultureInfo.InvariantCulture));
 | |
|             }
 | |
| 
 | |
|             _deleteChildrenCommand = _connection.CreateCommand();
 | |
|             _deleteChildrenCommand.CommandText = "delete from ChildrenIds where ParentId=@ParentId";
 | |
|             _deleteChildrenCommand.Parameters.Add(_deleteChildrenCommand, "@ParentId");
 | |
| 
 | |
|             _deleteItemCommand = _connection.CreateCommand();
 | |
|             _deleteItemCommand.CommandText = "delete from TypedBaseItems where guid=@Id";
 | |
|             _deleteItemCommand.Parameters.Add(_deleteItemCommand, "@Id");
 | |
| 
 | |
|             _saveChildrenCommand = _connection.CreateCommand();
 | |
|             _saveChildrenCommand.CommandText = "replace into ChildrenIds (ParentId, ItemId) values (@ParentId, @ItemId)";
 | |
|             _saveChildrenCommand.Parameters.Add(_saveChildrenCommand, "@ParentId");
 | |
|             _saveChildrenCommand.Parameters.Add(_saveChildrenCommand, "@ItemId");
 | |
| 
 | |
|             _deletePeopleCommand = _connection.CreateCommand();
 | |
|             _deletePeopleCommand.CommandText = "delete from People where ItemId=@Id";
 | |
|             _deletePeopleCommand.Parameters.Add(_deletePeopleCommand, "@Id");
 | |
| 
 | |
|             _savePersonCommand = _connection.CreateCommand();
 | |
|             _savePersonCommand.CommandText = "insert into People (ItemId, Name, Role, PersonType, SortOrder, ListOrder) values (@ItemId, @Name, @Role, @PersonType, @SortOrder, @ListOrder)";
 | |
|             _savePersonCommand.Parameters.Add(_savePersonCommand, "@ItemId");
 | |
|             _savePersonCommand.Parameters.Add(_savePersonCommand, "@Name");
 | |
|             _savePersonCommand.Parameters.Add(_savePersonCommand, "@Role");
 | |
|             _savePersonCommand.Parameters.Add(_savePersonCommand, "@PersonType");
 | |
|             _savePersonCommand.Parameters.Add(_savePersonCommand, "@SortOrder");
 | |
|             _savePersonCommand.Parameters.Add(_savePersonCommand, "@ListOrder");
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Save a standard item in the repo
 | |
|         /// </summary>
 | |
|         /// <param name="item">The item.</param>
 | |
|         /// <param name="cancellationToken">The cancellation token.</param>
 | |
|         /// <returns>Task.</returns>
 | |
|         /// <exception cref="System.ArgumentNullException">item</exception>
 | |
|         public Task SaveItem(BaseItem item, CancellationToken cancellationToken)
 | |
|         {
 | |
|             if (item == null)
 | |
|             {
 | |
|                 throw new ArgumentNullException("item");
 | |
|             }
 | |
| 
 | |
|             return SaveItems(new[] { item }, cancellationToken);
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Saves the items.
 | |
|         /// </summary>
 | |
|         /// <param name="items">The items.</param>
 | |
|         /// <param name="cancellationToken">The cancellation token.</param>
 | |
|         /// <returns>Task.</returns>
 | |
|         /// <exception cref="System.ArgumentNullException">
 | |
|         /// items
 | |
|         /// or
 | |
|         /// cancellationToken
 | |
|         /// </exception>
 | |
|         public async Task SaveItems(IEnumerable<BaseItem> items, CancellationToken cancellationToken)
 | |
|         {
 | |
|             if (items == null)
 | |
|             {
 | |
|                 throw new ArgumentNullException("items");
 | |
|             }
 | |
| 
 | |
|             cancellationToken.ThrowIfCancellationRequested();
 | |
| 
 | |
|             CheckDisposed();
 | |
| 
 | |
|             await _writeLock.WaitAsync(cancellationToken).ConfigureAwait(false);
 | |
| 
 | |
|             IDbTransaction transaction = null;
 | |
| 
 | |
|             try
 | |
|             {
 | |
|                 transaction = _connection.BeginTransaction();
 | |
| 
 | |
|                 foreach (var item in items)
 | |
|                 {
 | |
|                     cancellationToken.ThrowIfCancellationRequested();
 | |
| 
 | |
|                     var index = 0;
 | |
| 
 | |
|                     _saveItemCommand.GetParameter(index++).Value = item.Id;
 | |
|                     _saveItemCommand.GetParameter(index++).Value = item.GetType().FullName;
 | |
|                     _saveItemCommand.GetParameter(index++).Value = _jsonSerializer.SerializeToBytes(item);
 | |
| 
 | |
|                     _saveItemCommand.GetParameter(index++).Value = item.Path;
 | |
| 
 | |
|                     var hasStartDate = item as IHasStartDate;
 | |
|                     if (hasStartDate != null)
 | |
|                     {
 | |
|                         _saveItemCommand.GetParameter(index++).Value = hasStartDate.StartDate;
 | |
|                     }
 | |
|                     else
 | |
|                     {
 | |
|                         _saveItemCommand.GetParameter(index++).Value = null;
 | |
|                     }
 | |
| 
 | |
|                     _saveItemCommand.GetParameter(index++).Value = item.EndDate;
 | |
|                     _saveItemCommand.GetParameter(index++).Value = item.ChannelId;
 | |
| 
 | |
|                     var hasProgramAttributes = item as IHasProgramAttributes;
 | |
|                     if (hasProgramAttributes != null)
 | |
|                     {
 | |
|                         _saveItemCommand.GetParameter(index++).Value = hasProgramAttributes.IsKids;
 | |
|                         _saveItemCommand.GetParameter(index++).Value = hasProgramAttributes.IsMovie;
 | |
|                         _saveItemCommand.GetParameter(index++).Value = hasProgramAttributes.IsSports;
 | |
|                     }
 | |
|                     else
 | |
|                     {
 | |
|                         _saveItemCommand.GetParameter(index++).Value = null;
 | |
|                         _saveItemCommand.GetParameter(index++).Value = null;
 | |
|                         _saveItemCommand.GetParameter(index++).Value = null;
 | |
|                     }
 | |
| 
 | |
|                     _saveItemCommand.GetParameter(index++).Value = item.CommunityRating;
 | |
|                     _saveItemCommand.GetParameter(index++).Value = item.CustomRating;
 | |
| 
 | |
|                     _saveItemCommand.GetParameter(index++).Value = item.IndexNumber;
 | |
|                     _saveItemCommand.GetParameter(index++).Value = item.IsLocked;
 | |
| 
 | |
|                     _saveItemCommand.GetParameter(index++).Value = item.Name;
 | |
|                     _saveItemCommand.GetParameter(index++).Value = item.OfficialRating;
 | |
| 
 | |
|                     _saveItemCommand.GetParameter(index++).Value = item.MediaType;
 | |
|                     _saveItemCommand.GetParameter(index++).Value = item.Overview;
 | |
|                     _saveItemCommand.GetParameter(index++).Value = item.ParentIndexNumber;
 | |
|                     _saveItemCommand.GetParameter(index++).Value = item.PremiereDate;
 | |
|                     _saveItemCommand.GetParameter(index++).Value = item.ProductionYear;
 | |
| 
 | |
|                     if (item.ParentId == Guid.Empty)
 | |
|                     {
 | |
|                         _saveItemCommand.GetParameter(index++).Value = null;
 | |
|                     }
 | |
|                     else
 | |
|                     {
 | |
|                         _saveItemCommand.GetParameter(index++).Value = item.ParentId;
 | |
|                     }
 | |
| 
 | |
|                     _saveItemCommand.GetParameter(index++).Value = string.Join("|", item.Genres.ToArray());
 | |
|                     _saveItemCommand.GetParameter(index++).Value = item.GetParentalRatingValue();
 | |
| 
 | |
|                     _saveItemCommand.Transaction = transaction;
 | |
| 
 | |
|                     _saveItemCommand.ExecuteNonQuery();
 | |
|                 }
 | |
| 
 | |
|                 transaction.Commit();
 | |
|             }
 | |
|             catch (OperationCanceledException)
 | |
|             {
 | |
|                 if (transaction != null)
 | |
|                 {
 | |
|                     transaction.Rollback();
 | |
|                 }
 | |
| 
 | |
|                 throw;
 | |
|             }
 | |
|             catch (Exception e)
 | |
|             {
 | |
|                 _logger.ErrorException("Failed to save items:", e);
 | |
| 
 | |
|                 if (transaction != null)
 | |
|                 {
 | |
|                     transaction.Rollback();
 | |
|                 }
 | |
| 
 | |
|                 throw;
 | |
|             }
 | |
|             finally
 | |
|             {
 | |
|                 if (transaction != null)
 | |
|                 {
 | |
|                     transaction.Dispose();
 | |
|                 }
 | |
| 
 | |
|                 _writeLock.Release();
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Internal retrieve from items or users table
 | |
|         /// </summary>
 | |
|         /// <param name="id">The id.</param>
 | |
|         /// <returns>BaseItem.</returns>
 | |
|         /// <exception cref="System.ArgumentNullException">id</exception>
 | |
|         /// <exception cref="System.ArgumentException"></exception>
 | |
|         public BaseItem RetrieveItem(Guid id)
 | |
|         {
 | |
|             if (id == Guid.Empty)
 | |
|             {
 | |
|                 throw new ArgumentNullException("id");
 | |
|             }
 | |
| 
 | |
|             CheckDisposed();
 | |
| 
 | |
|             using (var cmd = _connection.CreateCommand())
 | |
|             {
 | |
|                 cmd.CommandText = "select type,data from TypedBaseItems where guid = @guid";
 | |
|                 cmd.Parameters.Add(cmd, "@guid", DbType.Guid).Value = id;
 | |
| 
 | |
|                 using (var reader = cmd.ExecuteReader(CommandBehavior.SequentialAccess | CommandBehavior.SingleResult | CommandBehavior.SingleRow))
 | |
|                 {
 | |
|                     if (reader.Read())
 | |
|                     {
 | |
|                         return GetItem(reader);
 | |
|                     }
 | |
|                 }
 | |
|                 return null;
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         private BaseItem GetItem(IDataReader reader)
 | |
|         {
 | |
|             var typeString = reader.GetString(0);
 | |
| 
 | |
|             var type = _typeMapper.GetType(typeString);
 | |
| 
 | |
|             if (type == null)
 | |
|             {
 | |
|                 _logger.Debug("Unknown type {0}", typeString);
 | |
| 
 | |
|                 return null;
 | |
|             }
 | |
| 
 | |
|             using (var stream = reader.GetMemoryStream(1))
 | |
|             {
 | |
|                 try
 | |
|                 {
 | |
|                     return _jsonSerializer.DeserializeFromStream(stream, type) as BaseItem;
 | |
|                 }
 | |
|                 catch (SerializationException ex)
 | |
|                 {
 | |
|                     _logger.ErrorException("Error deserializing item", ex);
 | |
|                     return null;
 | |
|                 }
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Gets the critic reviews.
 | |
|         /// </summary>
 | |
|         /// <param name="itemId">The item id.</param>
 | |
|         /// <returns>Task{IEnumerable{ItemReview}}.</returns>
 | |
|         public IEnumerable<ItemReview> GetCriticReviews(Guid itemId)
 | |
|         {
 | |
|             try
 | |
|             {
 | |
|                 var path = Path.Combine(_criticReviewsPath, itemId + ".json");
 | |
| 
 | |
|                 return _jsonSerializer.DeserializeFromFile<List<ItemReview>>(path);
 | |
|             }
 | |
|             catch (DirectoryNotFoundException)
 | |
|             {
 | |
|                 return new List<ItemReview>();
 | |
|             }
 | |
|             catch (FileNotFoundException)
 | |
|             {
 | |
|                 return new List<ItemReview>();
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         private readonly Task _cachedTask = Task.FromResult(true);
 | |
|         /// <summary>
 | |
|         /// Saves the critic reviews.
 | |
|         /// </summary>
 | |
|         /// <param name="itemId">The item id.</param>
 | |
|         /// <param name="criticReviews">The critic reviews.</param>
 | |
|         /// <returns>Task.</returns>
 | |
|         public Task SaveCriticReviews(Guid itemId, IEnumerable<ItemReview> criticReviews)
 | |
|         {
 | |
|             Directory.CreateDirectory(_criticReviewsPath);
 | |
| 
 | |
|             var path = Path.Combine(_criticReviewsPath, itemId + ".json");
 | |
| 
 | |
|             _jsonSerializer.SerializeToFile(criticReviews.ToList(), path);
 | |
| 
 | |
|             return _cachedTask;
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Gets chapters for an item
 | |
|         /// </summary>
 | |
|         /// <param name="id">The id.</param>
 | |
|         /// <returns>IEnumerable{ChapterInfo}.</returns>
 | |
|         /// <exception cref="System.ArgumentNullException">id</exception>
 | |
|         public IEnumerable<ChapterInfo> GetChapters(Guid id)
 | |
|         {
 | |
|             CheckDisposed();
 | |
|             return _chapterRepository.GetChapters(id);
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Gets a single chapter for an item
 | |
|         /// </summary>
 | |
|         /// <param name="id">The id.</param>
 | |
|         /// <param name="index">The index.</param>
 | |
|         /// <returns>ChapterInfo.</returns>
 | |
|         /// <exception cref="System.ArgumentNullException">id</exception>
 | |
|         public ChapterInfo GetChapter(Guid id, int index)
 | |
|         {
 | |
|             CheckDisposed();
 | |
|             return _chapterRepository.GetChapter(id, index);
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Saves the chapters.
 | |
|         /// </summary>
 | |
|         /// <param name="id">The id.</param>
 | |
|         /// <param name="chapters">The chapters.</param>
 | |
|         /// <param name="cancellationToken">The cancellation token.</param>
 | |
|         /// <returns>Task.</returns>
 | |
|         /// <exception cref="System.ArgumentNullException">
 | |
|         /// id
 | |
|         /// or
 | |
|         /// chapters
 | |
|         /// or
 | |
|         /// cancellationToken
 | |
|         /// </exception>
 | |
|         public Task SaveChapters(Guid id, IEnumerable<ChapterInfo> chapters, CancellationToken cancellationToken)
 | |
|         {
 | |
|             CheckDisposed();
 | |
|             return _chapterRepository.SaveChapters(id, chapters, cancellationToken);
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
 | |
|         /// </summary>
 | |
|         public void Dispose()
 | |
|         {
 | |
|             Dispose(true);
 | |
|             GC.SuppressFinalize(this);
 | |
|         }
 | |
| 
 | |
|         private readonly object _disposeLock = new object();
 | |
| 
 | |
|         private bool _disposed;
 | |
|         private void CheckDisposed()
 | |
|         {
 | |
|             if (_disposed)
 | |
|             {
 | |
|                 throw new ObjectDisposedException(GetType().Name + " has been disposed and cannot be accessed.");
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Releases unmanaged and - optionally - managed resources.
 | |
|         /// </summary>
 | |
|         /// <param name="dispose"><c>true</c> to release both managed and unmanaged resources; <c>false</c> to release only unmanaged resources.</param>
 | |
|         protected virtual void Dispose(bool dispose)
 | |
|         {
 | |
|             if (dispose)
 | |
|             {
 | |
|                 _disposed = true;
 | |
| 
 | |
|                 try
 | |
|                 {
 | |
|                     lock (_disposeLock)
 | |
|                     {
 | |
|                         _writeLock.Wait();
 | |
| 
 | |
|                         if (_connection != null)
 | |
|                         {
 | |
|                             if (_connection.IsOpen())
 | |
|                             {
 | |
|                                 _connection.Close();
 | |
|                             }
 | |
| 
 | |
|                             _connection.Dispose();
 | |
|                             _connection = null;
 | |
|                         }
 | |
| 
 | |
|                         if (_chapterRepository != null)
 | |
|                         {
 | |
|                             _chapterRepository.Dispose();
 | |
|                             _chapterRepository = null;
 | |
|                         }
 | |
| 
 | |
|                         if (_mediaStreamsRepository != null)
 | |
|                         {
 | |
|                             _mediaStreamsRepository.Dispose();
 | |
|                             _mediaStreamsRepository = null;
 | |
|                         }
 | |
|                     }
 | |
|                 }
 | |
|                 catch (Exception ex)
 | |
|                 {
 | |
|                     _logger.ErrorException("Error disposing database", ex);
 | |
|                 }
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         public IEnumerable<Guid> GetChildren(Guid parentId)
 | |
|         {
 | |
|             if (parentId == Guid.Empty)
 | |
|             {
 | |
|                 throw new ArgumentNullException("parentId");
 | |
|             }
 | |
| 
 | |
|             CheckDisposed();
 | |
| 
 | |
|             using (var cmd = _connection.CreateCommand())
 | |
|             {
 | |
|                 cmd.CommandText = "select ItemId from ChildrenIds where ParentId = @ParentId";
 | |
| 
 | |
|                 cmd.Parameters.Add(cmd, "@ParentId", DbType.Guid).Value = parentId;
 | |
| 
 | |
|                 using (var reader = cmd.ExecuteReader(CommandBehavior.SequentialAccess | CommandBehavior.SingleResult))
 | |
|                 {
 | |
|                     while (reader.Read())
 | |
|                     {
 | |
|                         yield return reader.GetGuid(0);
 | |
|                     }
 | |
|                 }
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         public IEnumerable<BaseItem> GetChildrenItems(Guid parentId)
 | |
|         {
 | |
|             if (parentId == Guid.Empty)
 | |
|             {
 | |
|                 throw new ArgumentNullException("parentId");
 | |
|             }
 | |
| 
 | |
|             CheckDisposed();
 | |
| 
 | |
|             using (var cmd = _connection.CreateCommand())
 | |
|             {
 | |
|                 cmd.CommandText = "select type,data from TypedBaseItems where guid in (select ItemId from ChildrenIds where ParentId = @ParentId)";
 | |
| 
 | |
|                 cmd.Parameters.Add(cmd, "@ParentId", DbType.Guid).Value = parentId;
 | |
| 
 | |
|                 using (var reader = cmd.ExecuteReader(CommandBehavior.SequentialAccess | CommandBehavior.SingleResult))
 | |
|                 {
 | |
|                     while (reader.Read())
 | |
|                     {
 | |
|                         var item = GetItem(reader);
 | |
| 
 | |
|                         if (item != null)
 | |
|                         {
 | |
|                             yield return item;
 | |
|                         }
 | |
|                     }
 | |
|                 }
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         public IEnumerable<BaseItem> GetItemsOfType(Type type)
 | |
|         {
 | |
|             if (type == null)
 | |
|             {
 | |
|                 throw new ArgumentNullException("type");
 | |
|             }
 | |
| 
 | |
|             CheckDisposed();
 | |
| 
 | |
|             using (var cmd = _connection.CreateCommand())
 | |
|             {
 | |
|                 cmd.CommandText = "select type,data from TypedBaseItems where type = @type";
 | |
| 
 | |
|                 cmd.Parameters.Add(cmd, "@type", DbType.String).Value = type.FullName;
 | |
| 
 | |
|                 using (var reader = cmd.ExecuteReader(CommandBehavior.SequentialAccess | CommandBehavior.SingleResult))
 | |
|                 {
 | |
|                     while (reader.Read())
 | |
|                     {
 | |
|                         var item = GetItem(reader);
 | |
| 
 | |
|                         if (item != null)
 | |
|                         {
 | |
|                             yield return item;
 | |
|                         }
 | |
|                     }
 | |
|                 }
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         public QueryResult<BaseItem> GetItems(InternalItemsQuery query)
 | |
|         {
 | |
|             if (query == null)
 | |
|             {
 | |
|                 throw new ArgumentNullException("query");
 | |
|             }
 | |
| 
 | |
|             CheckDisposed();
 | |
| 
 | |
|             using (var cmd = _connection.CreateCommand())
 | |
|             {
 | |
|                 cmd.CommandText = "select type,data from TypedBaseItems";
 | |
| 
 | |
|                 var whereClauses = GetWhereClauses(query, cmd, false);
 | |
| 
 | |
|                 var whereTextWithoutPaging = whereClauses.Count == 0 ?
 | |
|                     string.Empty :
 | |
|                     " where " + string.Join(" AND ", whereClauses.ToArray());
 | |
| 
 | |
|                 whereClauses = GetWhereClauses(query, cmd, true);
 | |
| 
 | |
|                 var whereText = whereClauses.Count == 0 ?
 | |
|                     string.Empty :
 | |
|                     " where " + string.Join(" AND ", whereClauses.ToArray());
 | |
| 
 | |
|                 cmd.CommandText += whereText;
 | |
| 
 | |
|                 if (query.Limit.HasValue)
 | |
|                 {
 | |
|                     cmd.CommandText += " LIMIT " + query.Limit.Value.ToString(CultureInfo.InvariantCulture);
 | |
|                 }
 | |
| 
 | |
|                 cmd.CommandText += "; select count (guid) from TypedBaseItems" + whereTextWithoutPaging;
 | |
| 
 | |
|                 var list = new List<BaseItem>();
 | |
|                 var count = 0;
 | |
| 
 | |
|                 using (var reader = cmd.ExecuteReader(CommandBehavior.SequentialAccess))
 | |
|                 {
 | |
|                     while (reader.Read())
 | |
|                     {
 | |
|                         var item = GetItem(reader);
 | |
|                         if (item != null)
 | |
|                         {
 | |
|                             list.Add(item);
 | |
|                         }
 | |
|                     }
 | |
| 
 | |
|                     if (reader.NextResult() && reader.Read())
 | |
|                     {
 | |
|                         count = reader.GetInt32(0);
 | |
|                     }
 | |
|                 }
 | |
| 
 | |
|                 return new QueryResult<BaseItem>()
 | |
|                 {
 | |
|                     Items = list.ToArray(),
 | |
|                     TotalRecordCount = count
 | |
|                 };
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         public List<Guid> GetItemIdsList(InternalItemsQuery query)
 | |
|         {
 | |
|             if (query == null)
 | |
|             {
 | |
|                 throw new ArgumentNullException("query");
 | |
|             }
 | |
| 
 | |
|             CheckDisposed();
 | |
| 
 | |
|             using (var cmd = _connection.CreateCommand())
 | |
|             {
 | |
|                 cmd.CommandText = "select guid from TypedBaseItems";
 | |
| 
 | |
|                 var whereClauses = GetWhereClauses(query, cmd, true);
 | |
| 
 | |
|                 var whereText = whereClauses.Count == 0 ?
 | |
|                     string.Empty :
 | |
|                     " where " + string.Join(" AND ", whereClauses.ToArray());
 | |
| 
 | |
|                 cmd.CommandText += whereText;
 | |
| 
 | |
|                 if (query.Limit.HasValue)
 | |
|                 {
 | |
|                     cmd.CommandText += " LIMIT " + query.Limit.Value.ToString(CultureInfo.InvariantCulture);
 | |
|                 }
 | |
| 
 | |
|                 var list = new List<Guid>();
 | |
| 
 | |
|                 _logger.Debug(cmd.CommandText);
 | |
| 
 | |
|                 using (var reader = cmd.ExecuteReader(CommandBehavior.SequentialAccess))
 | |
|                 {
 | |
|                     while (reader.Read())
 | |
|                     {
 | |
|                         list.Add(reader.GetGuid(0));
 | |
|                     }
 | |
|                 }
 | |
| 
 | |
|                 return list;
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         public QueryResult<Guid> GetItemIds(InternalItemsQuery query)
 | |
|         {
 | |
|             if (query == null)
 | |
|             {
 | |
|                 throw new ArgumentNullException("query");
 | |
|             }
 | |
| 
 | |
|             CheckDisposed();
 | |
| 
 | |
|             using (var cmd = _connection.CreateCommand())
 | |
|             {
 | |
|                 cmd.CommandText = "select guid from TypedBaseItems";
 | |
| 
 | |
|                 var whereClauses = GetWhereClauses(query, cmd, false);
 | |
| 
 | |
|                 var whereTextWithoutPaging = whereClauses.Count == 0 ?
 | |
|                     string.Empty :
 | |
|                     " where " + string.Join(" AND ", whereClauses.ToArray());
 | |
| 
 | |
|                 whereClauses = GetWhereClauses(query, cmd, true);
 | |
| 
 | |
|                 var whereText = whereClauses.Count == 0 ?
 | |
|                     string.Empty :
 | |
|                     " where " + string.Join(" AND ", whereClauses.ToArray());
 | |
| 
 | |
|                 cmd.CommandText += whereText;
 | |
| 
 | |
|                 if (query.Limit.HasValue)
 | |
|                 {
 | |
|                     cmd.CommandText += " LIMIT " + query.Limit.Value.ToString(CultureInfo.InvariantCulture);
 | |
|                 }
 | |
| 
 | |
|                 cmd.CommandText += "; select count (guid) from TypedBaseItems" + whereTextWithoutPaging;
 | |
| 
 | |
|                 var list = new List<Guid>();
 | |
|                 var count = 0;
 | |
| 
 | |
|                 _logger.Debug(cmd.CommandText);
 | |
| 
 | |
|                 using (var reader = cmd.ExecuteReader(CommandBehavior.SequentialAccess))
 | |
|                 {
 | |
|                     while (reader.Read())
 | |
|                     {
 | |
|                         list.Add(reader.GetGuid(0));
 | |
|                     }
 | |
| 
 | |
|                     if (reader.NextResult() && reader.Read())
 | |
|                     {
 | |
|                         count = reader.GetInt32(0);
 | |
|                     }
 | |
|                 }
 | |
| 
 | |
|                 return new QueryResult<Guid>()
 | |
|                 {
 | |
|                     Items = list.ToArray(),
 | |
|                     TotalRecordCount = count
 | |
|                 };
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         private List<string> GetWhereClauses(InternalItemsQuery query, IDbCommand cmd, bool addPaging)
 | |
|         {
 | |
|             var whereClauses = new List<string>();
 | |
| 
 | |
|             if (query.IsMovie.HasValue)
 | |
|             {
 | |
|                 whereClauses.Add("IsMovie=@IsMovie");
 | |
|                 cmd.Parameters.Add(cmd, "@IsMovie", DbType.Boolean).Value = query.IsMovie;
 | |
|             }
 | |
|             if (query.IsKids.HasValue)
 | |
|             {
 | |
|                 whereClauses.Add("IsKids=@IsKids");
 | |
|                 cmd.Parameters.Add(cmd, "@IsKids", DbType.Boolean).Value = query.IsKids;
 | |
|             }
 | |
|             if (query.IsSports.HasValue)
 | |
|             {
 | |
|                 whereClauses.Add("IsSports=@IsSports");
 | |
|                 cmd.Parameters.Add(cmd, "@IsSports", DbType.Boolean).Value = query.IsSports;
 | |
|             }
 | |
| 
 | |
|             var includeTypes = query.IncludeItemTypes.SelectMany(MapIncludeItemTypes).ToArray();
 | |
| 
 | |
|             if (includeTypes.Length == 1)
 | |
|             {
 | |
|                 whereClauses.Add("type=@type");
 | |
|                 cmd.Parameters.Add(cmd, "@type", DbType.String).Value = includeTypes[0];
 | |
|             }
 | |
|             else if (includeTypes.Length > 1)
 | |
|             {
 | |
|                 var inClause = string.Join(",", includeTypes.Select(i => "'" + i + "'").ToArray());
 | |
|                 whereClauses.Add(string.Format("type in ({0})", inClause));
 | |
|             }
 | |
|             if (query.ChannelIds.Length == 1)
 | |
|             {
 | |
|                 whereClauses.Add("ChannelId=@ChannelId");
 | |
|                 cmd.Parameters.Add(cmd, "@ChannelId", DbType.String).Value = query.ChannelIds[0];
 | |
|             }
 | |
|             if (query.ChannelIds.Length > 1)
 | |
|             {
 | |
|                 var inClause = string.Join(",", query.ChannelIds.Select(i => "'" + i + "'").ToArray());
 | |
|                 whereClauses.Add(string.Format("ChannelId in ({0})", inClause));
 | |
|             }
 | |
| 
 | |
|             if (query.MinEndDate.HasValue)
 | |
|             {
 | |
|                 whereClauses.Add("EndDate>=@MinEndDate");
 | |
|                 cmd.Parameters.Add(cmd, "@MinEndDate", DbType.Date).Value = query.MinEndDate.Value;
 | |
|             }
 | |
| 
 | |
|             if (query.MaxEndDate.HasValue)
 | |
|             {
 | |
|                 whereClauses.Add("EndDate<=@MaxEndDate");
 | |
|                 cmd.Parameters.Add(cmd, "@MaxEndDate", DbType.Date).Value = query.MaxEndDate.Value;
 | |
|             }
 | |
| 
 | |
|             if (query.MinStartDate.HasValue)
 | |
|             {
 | |
|                 whereClauses.Add("StartDate>=@MinStartDate");
 | |
|                 cmd.Parameters.Add(cmd, "@MinStartDate", DbType.Date).Value = query.MinStartDate.Value;
 | |
|             }
 | |
| 
 | |
|             if (query.MaxStartDate.HasValue)
 | |
|             {
 | |
|                 whereClauses.Add("StartDate<=@MaxStartDate");
 | |
|                 cmd.Parameters.Add(cmd, "@MaxStartDate", DbType.Date).Value = query.MaxStartDate.Value;
 | |
|             }
 | |
| 
 | |
|             if (query.IsAiring.HasValue)
 | |
|             {
 | |
|                 if (query.IsAiring.Value)
 | |
|                 {
 | |
|                     whereClauses.Add("StartDate<=@MaxStartDate");
 | |
|                     cmd.Parameters.Add(cmd, "@MaxStartDate", DbType.Date).Value = DateTime.UtcNow;
 | |
| 
 | |
|                     whereClauses.Add("EndDate>=@MinEndDate");
 | |
|                     cmd.Parameters.Add(cmd, "@MinEndDate", DbType.Date).Value = DateTime.UtcNow;
 | |
|                 }
 | |
|                 else
 | |
|                 {
 | |
|                     whereClauses.Add("(StartDate>@IsAiringDate OR EndDate < @IsAiringDate)");
 | |
|                     cmd.Parameters.Add(cmd, "@IsAiringDate", DbType.Date).Value = DateTime.UtcNow;
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             if (!string.IsNullOrWhiteSpace(query.Person))
 | |
|             {
 | |
|                 whereClauses.Add("Guid in (select ItemId from People where Name=@PersonName)");
 | |
|                 cmd.Parameters.Add(cmd, "@PersonName", DbType.String).Value = query.Person;
 | |
|             }
 | |
| 
 | |
|             if (!string.IsNullOrWhiteSpace(query.NameContains))
 | |
|             {
 | |
|                 whereClauses.Add("Name like @NameContains");
 | |
|                 cmd.Parameters.Add(cmd, "@NameContains", DbType.String).Value = "%" + query.NameContains + "%";
 | |
|             }
 | |
| 
 | |
|             if (query.Genres.Length > 0)
 | |
|             {
 | |
|                 var genres = new List<string>();
 | |
|                 var index = 0;
 | |
|                 foreach (var genre in query.Genres)
 | |
|                 {
 | |
|                     genres.Add("Genres like @Genres" + index);
 | |
|                     cmd.Parameters.Add(cmd, "@Genres" + index, DbType.String).Value = "%" + genre + "%";
 | |
|                     index++;
 | |
|                 }
 | |
|                 var genreCaluse = "(" + string.Join(" OR ", genres.ToArray()) + ")";
 | |
|                 whereClauses.Add(genreCaluse);
 | |
|             }
 | |
| 
 | |
|             if (query.MaxParentalRating.HasValue)
 | |
|             {
 | |
|                 whereClauses.Add("(ParentalRatingValue is NULL OR ParentalRatingValue<=@MaxParentalRating)");
 | |
|                 cmd.Parameters.Add(cmd, "@MaxParentalRating", DbType.Int32).Value = query.MaxParentalRating.Value;
 | |
|             }
 | |
| 
 | |
|             if (query.HasParentalRating.HasValue)
 | |
|             {
 | |
|                 if (query.HasParentalRating.Value)
 | |
|                 {
 | |
|                     whereClauses.Add("ParentalRatingValue NOT NULL");
 | |
|                 }
 | |
|                 else
 | |
|                 {
 | |
|                     whereClauses.Add("ParentalRatingValue IS NULL");
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             if (addPaging)
 | |
|             {
 | |
|                 if (query.StartIndex.HasValue && query.StartIndex.Value > 0)
 | |
|                 {
 | |
|                     var pagingWhereText = whereClauses.Count == 0 ?
 | |
|                         string.Empty :
 | |
|                         " where " + string.Join(" AND ", whereClauses.ToArray());
 | |
| 
 | |
|                     whereClauses.Add(string.Format("Id NOT IN (SELECT Id FROM TypedBaseItems {0} ORDER BY DateCreated DESC LIMIT {1})",
 | |
|                         pagingWhereText,
 | |
|                         query.StartIndex.Value.ToString(CultureInfo.InvariantCulture)));
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             return whereClauses;
 | |
|         }
 | |
| 
 | |
|         private static readonly Type[] KnownTypes =
 | |
|         {
 | |
|             typeof(LiveTvProgram),
 | |
|             typeof(LiveTvChannel),
 | |
|             typeof(LiveTvVideoRecording),
 | |
|             typeof(LiveTvAudioRecording),
 | |
|             typeof(Series),
 | |
|             typeof(LiveTvAudioRecording),
 | |
|             typeof(LiveTvVideoRecording),
 | |
|             typeof(Audio),
 | |
|             typeof(MusicAlbum),
 | |
|             typeof(MusicArtist),
 | |
|             typeof(MusicGenre),
 | |
|             typeof(MusicVideo),
 | |
|             typeof(Movie),
 | |
|             typeof(BoxSet),
 | |
|             typeof(Episode),
 | |
|             typeof(Season),
 | |
|             typeof(Series),
 | |
|             typeof(Book),
 | |
|             typeof(CollectionFolder),
 | |
|             typeof(Folder),
 | |
|             typeof(Game),
 | |
|             typeof(GameGenre),
 | |
|             typeof(GameSystem),
 | |
|             typeof(Genre),
 | |
|             typeof(Person),
 | |
|             typeof(Photo),
 | |
|             typeof(PhotoAlbum),
 | |
|             typeof(Studio),
 | |
|             typeof(UserRootFolder),
 | |
|             typeof(UserView),
 | |
|             typeof(Video),
 | |
|             typeof(Year)
 | |
|         };
 | |
| 
 | |
|         private static Dictionary<string, string[]> GetTypeMapDictionary()
 | |
|         {
 | |
|             var dict = new Dictionary<string, string[]>();
 | |
| 
 | |
|             foreach (var t in KnownTypes)
 | |
|             {
 | |
|                 dict[t.Name] = new[] { t.FullName };
 | |
|             }
 | |
| 
 | |
|             dict["Recording"] = new[] { typeof(LiveTvAudioRecording).FullName, typeof(LiveTvVideoRecording).FullName };
 | |
|             dict["Program"] = new[] { typeof(LiveTvProgram).FullName };
 | |
|             dict["TvChannel"] = new[] { typeof(LiveTvChannel).FullName };
 | |
| 
 | |
|             return dict;
 | |
|         }
 | |
| 
 | |
|         // Not crazy about having this all the way down here, but at least it's in one place
 | |
|         readonly Dictionary<string, string[]> _types = GetTypeMapDictionary();
 | |
| 
 | |
|         private IEnumerable<string> MapIncludeItemTypes(string value)
 | |
|         {
 | |
|             string[] result;
 | |
|             if (_types.TryGetValue(value, out result))
 | |
|             {
 | |
|                 return result;
 | |
|             }
 | |
| 
 | |
|             return new[] { value };
 | |
|         }
 | |
| 
 | |
|         public async Task DeleteItem(Guid id, CancellationToken cancellationToken)
 | |
|         {
 | |
|             if (id == Guid.Empty)
 | |
|             {
 | |
|                 throw new ArgumentNullException("id");
 | |
|             }
 | |
| 
 | |
|             CheckDisposed();
 | |
| 
 | |
|             await _writeLock.WaitAsync(cancellationToken).ConfigureAwait(false);
 | |
| 
 | |
|             IDbTransaction transaction = null;
 | |
| 
 | |
|             try
 | |
|             {
 | |
|                 transaction = _connection.BeginTransaction();
 | |
| 
 | |
|                 // First delete children
 | |
|                 _deleteChildrenCommand.GetParameter(0).Value = id;
 | |
|                 _deleteChildrenCommand.Transaction = transaction;
 | |
|                 _deleteChildrenCommand.ExecuteNonQuery();
 | |
| 
 | |
|                 // Delete people
 | |
|                 _deletePeopleCommand.GetParameter(0).Value = id;
 | |
|                 _deletePeopleCommand.Transaction = transaction;
 | |
|                 _deletePeopleCommand.ExecuteNonQuery();
 | |
| 
 | |
|                 // Delete the item
 | |
|                 _deleteItemCommand.GetParameter(0).Value = id;
 | |
|                 _deleteItemCommand.Transaction = transaction;
 | |
|                 _deleteItemCommand.ExecuteNonQuery();
 | |
| 
 | |
|                 transaction.Commit();
 | |
|             }
 | |
|             catch (OperationCanceledException)
 | |
|             {
 | |
|                 if (transaction != null)
 | |
|                 {
 | |
|                     transaction.Rollback();
 | |
|                 }
 | |
| 
 | |
|                 throw;
 | |
|             }
 | |
|             catch (Exception e)
 | |
|             {
 | |
|                 _logger.ErrorException("Failed to save children:", e);
 | |
| 
 | |
|                 if (transaction != null)
 | |
|                 {
 | |
|                     transaction.Rollback();
 | |
|                 }
 | |
| 
 | |
|                 throw;
 | |
|             }
 | |
|             finally
 | |
|             {
 | |
|                 if (transaction != null)
 | |
|                 {
 | |
|                     transaction.Dispose();
 | |
|                 }
 | |
| 
 | |
|                 _writeLock.Release();
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         public async Task SaveChildren(Guid parentId, IEnumerable<Guid> children, CancellationToken cancellationToken)
 | |
|         {
 | |
|             if (parentId == Guid.Empty)
 | |
|             {
 | |
|                 throw new ArgumentNullException("parentId");
 | |
|             }
 | |
| 
 | |
|             if (children == null)
 | |
|             {
 | |
|                 throw new ArgumentNullException("children");
 | |
|             }
 | |
| 
 | |
|             CheckDisposed();
 | |
| 
 | |
|             await _writeLock.WaitAsync(cancellationToken).ConfigureAwait(false);
 | |
| 
 | |
|             IDbTransaction transaction = null;
 | |
| 
 | |
|             try
 | |
|             {
 | |
|                 transaction = _connection.BeginTransaction();
 | |
| 
 | |
|                 // First delete 
 | |
|                 _deleteChildrenCommand.GetParameter(0).Value = parentId;
 | |
|                 _deleteChildrenCommand.Transaction = transaction;
 | |
| 
 | |
|                 _deleteChildrenCommand.ExecuteNonQuery();
 | |
| 
 | |
|                 foreach (var id in children)
 | |
|                 {
 | |
|                     cancellationToken.ThrowIfCancellationRequested();
 | |
| 
 | |
|                     _saveChildrenCommand.GetParameter(0).Value = parentId;
 | |
|                     _saveChildrenCommand.GetParameter(1).Value = id;
 | |
| 
 | |
|                     _saveChildrenCommand.Transaction = transaction;
 | |
| 
 | |
|                     _saveChildrenCommand.ExecuteNonQuery();
 | |
|                 }
 | |
| 
 | |
|                 transaction.Commit();
 | |
|             }
 | |
|             catch (OperationCanceledException)
 | |
|             {
 | |
|                 if (transaction != null)
 | |
|                 {
 | |
|                     transaction.Rollback();
 | |
|                 }
 | |
| 
 | |
|                 throw;
 | |
|             }
 | |
|             catch (Exception e)
 | |
|             {
 | |
|                 _logger.ErrorException("Failed to save children:", e);
 | |
| 
 | |
|                 if (transaction != null)
 | |
|                 {
 | |
|                     transaction.Rollback();
 | |
|                 }
 | |
| 
 | |
|                 throw;
 | |
|             }
 | |
|             finally
 | |
|             {
 | |
|                 if (transaction != null)
 | |
|                 {
 | |
|                     transaction.Dispose();
 | |
|                 }
 | |
| 
 | |
|                 _writeLock.Release();
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         public IEnumerable<MediaStream> GetMediaStreams(MediaStreamQuery query)
 | |
|         {
 | |
|             CheckDisposed();
 | |
|             return _mediaStreamsRepository.GetMediaStreams(query);
 | |
|         }
 | |
| 
 | |
|         public Task SaveMediaStreams(Guid id, IEnumerable<MediaStream> streams, CancellationToken cancellationToken)
 | |
|         {
 | |
|             CheckDisposed();
 | |
|             return _mediaStreamsRepository.SaveMediaStreams(id, streams, cancellationToken);
 | |
|         }
 | |
| 
 | |
|         public List<string> GetPeopleNames(InternalPeopleQuery query)
 | |
|         {
 | |
|             if (query == null)
 | |
|             {
 | |
|                 throw new ArgumentNullException("query");
 | |
|             }
 | |
| 
 | |
|             CheckDisposed();
 | |
| 
 | |
|             using (var cmd = _connection.CreateCommand())
 | |
|             {
 | |
|                 cmd.CommandText = "select Distinct Name from People";
 | |
| 
 | |
|                 var whereClauses = GetPeopleWhereClauses(query, cmd);
 | |
| 
 | |
|                 if (whereClauses.Count > 0)
 | |
|                 {
 | |
|                     cmd.CommandText += "  where " + string.Join(" AND ", whereClauses.ToArray());
 | |
|                 }
 | |
| 
 | |
|                 cmd.CommandText += " order by ListOrder";
 | |
| 
 | |
|                 var list = new List<string>();
 | |
| 
 | |
|                 using (var reader = cmd.ExecuteReader(CommandBehavior.SequentialAccess | CommandBehavior.SingleResult))
 | |
|                 {
 | |
|                     while (reader.Read())
 | |
|                     {
 | |
|                         list.Add(reader.GetString(0));
 | |
|                     }
 | |
|                 }
 | |
| 
 | |
|                 return list;
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         public List<PersonInfo> GetPeople(InternalPeopleQuery query)
 | |
|         {
 | |
|             if (query == null)
 | |
|             {
 | |
|                 throw new ArgumentNullException("query");
 | |
|             }
 | |
| 
 | |
|             CheckDisposed();
 | |
| 
 | |
|             using (var cmd = _connection.CreateCommand())
 | |
|             {
 | |
|                 cmd.CommandText = "select ItemId, Name, Role, PersonType, SortOrder from People";
 | |
| 
 | |
|                 var whereClauses = GetPeopleWhereClauses(query, cmd);
 | |
| 
 | |
|                 if (whereClauses.Count > 0)
 | |
|                 {
 | |
|                     cmd.CommandText += "  where " + string.Join(" AND ", whereClauses.ToArray());
 | |
|                 }
 | |
| 
 | |
|                 cmd.CommandText += " order by ListOrder";
 | |
| 
 | |
|                 var list = new List<PersonInfo>();
 | |
| 
 | |
|                 using (var reader = cmd.ExecuteReader(CommandBehavior.SequentialAccess | CommandBehavior.SingleResult))
 | |
|                 {
 | |
|                     while (reader.Read())
 | |
|                     {
 | |
|                         list.Add(GetPerson(reader));
 | |
|                     }
 | |
|                 }
 | |
| 
 | |
|                 return list;
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         private List<string> GetPeopleWhereClauses(InternalPeopleQuery query, IDbCommand cmd)
 | |
|         {
 | |
|             var whereClauses = new List<string>();
 | |
| 
 | |
|             if (query.ItemId != Guid.Empty)
 | |
|             {
 | |
|                 whereClauses.Add("ItemId=@ItemId");
 | |
|                 cmd.Parameters.Add(cmd, "@ItemId", DbType.Guid).Value = query.ItemId;
 | |
|             }
 | |
|             if (query.AppearsInItemId != Guid.Empty)
 | |
|             {
 | |
|                 whereClauses.Add("Name in (Select Name from People where ItemId=@AppearsInItemId)");
 | |
|                 cmd.Parameters.Add(cmd, "@AppearsInItemId", DbType.Guid).Value = query.AppearsInItemId;
 | |
|             }
 | |
|             if (query.PersonTypes.Count == 1)
 | |
|             {
 | |
|                 whereClauses.Add("PersonType=@PersonType");
 | |
|                 cmd.Parameters.Add(cmd, "@PersonType", DbType.String).Value = query.PersonTypes[0];
 | |
|             }
 | |
|             if (query.PersonTypes.Count > 1)
 | |
|             {
 | |
|                 var val = string.Join(",", query.PersonTypes.Select(i => "'" + i + "'").ToArray());
 | |
| 
 | |
|                 whereClauses.Add("PersonType in (" + val + ")");
 | |
|             }
 | |
|             if (query.ExcludePersonTypes.Count == 1)
 | |
|             {
 | |
|                 whereClauses.Add("PersonType<>@PersonType");
 | |
|                 cmd.Parameters.Add(cmd, "@PersonType", DbType.String).Value = query.ExcludePersonTypes[0];
 | |
|             }
 | |
|             if (query.ExcludePersonTypes.Count > 1)
 | |
|             {
 | |
|                 var val = string.Join(",", query.ExcludePersonTypes.Select(i => "'" + i + "'").ToArray());
 | |
| 
 | |
|                 whereClauses.Add("PersonType not in (" + val + ")");
 | |
|             }
 | |
|             if (query.MaxListOrder.HasValue)
 | |
|             {
 | |
|                 whereClauses.Add("ListOrder<=@MaxListOrder");
 | |
|                 cmd.Parameters.Add(cmd, "@MaxListOrder", DbType.Int32).Value = query.MaxListOrder.Value;
 | |
|             }
 | |
|             if (!string.IsNullOrWhiteSpace(query.NameContains))
 | |
|             {
 | |
|                 whereClauses.Add("Name like @NameContains");
 | |
|                 cmd.Parameters.Add(cmd, "@NameContains", DbType.String).Value = "%" + query.NameContains + "%";
 | |
|             }
 | |
| 
 | |
|             return whereClauses;
 | |
|         }
 | |
| 
 | |
|         public async Task UpdatePeople(Guid itemId, List<PersonInfo> people)
 | |
|         {
 | |
|             if (itemId == Guid.Empty)
 | |
|             {
 | |
|                 throw new ArgumentNullException("itemId");
 | |
|             }
 | |
| 
 | |
|             if (people == null)
 | |
|             {
 | |
|                 throw new ArgumentNullException("people");
 | |
|             }
 | |
| 
 | |
|             CheckDisposed();
 | |
| 
 | |
|             var cancellationToken = CancellationToken.None;
 | |
| 
 | |
|             await _writeLock.WaitAsync(cancellationToken).ConfigureAwait(false);
 | |
| 
 | |
|             IDbTransaction transaction = null;
 | |
| 
 | |
|             try
 | |
|             {
 | |
|                 transaction = _connection.BeginTransaction();
 | |
| 
 | |
|                 // First delete 
 | |
|                 _deletePeopleCommand.GetParameter(0).Value = itemId;
 | |
|                 _deletePeopleCommand.Transaction = transaction;
 | |
| 
 | |
|                 _deletePeopleCommand.ExecuteNonQuery();
 | |
| 
 | |
|                 var listIndex = 0;
 | |
| 
 | |
|                 foreach (var person in people)
 | |
|                 {
 | |
|                     cancellationToken.ThrowIfCancellationRequested();
 | |
| 
 | |
|                     _savePersonCommand.GetParameter(0).Value = itemId;
 | |
|                     _savePersonCommand.GetParameter(1).Value = person.Name;
 | |
|                     _savePersonCommand.GetParameter(2).Value = person.Role;
 | |
|                     _savePersonCommand.GetParameter(3).Value = person.Type;
 | |
|                     _savePersonCommand.GetParameter(4).Value = person.SortOrder;
 | |
|                     _savePersonCommand.GetParameter(5).Value = listIndex;
 | |
| 
 | |
|                     _savePersonCommand.Transaction = transaction;
 | |
| 
 | |
|                     _savePersonCommand.ExecuteNonQuery();
 | |
|                     listIndex++;
 | |
|                 }
 | |
| 
 | |
|                 transaction.Commit();
 | |
|             }
 | |
|             catch (OperationCanceledException)
 | |
|             {
 | |
|                 if (transaction != null)
 | |
|                 {
 | |
|                     transaction.Rollback();
 | |
|                 }
 | |
| 
 | |
|                 throw;
 | |
|             }
 | |
|             catch (Exception e)
 | |
|             {
 | |
|                 _logger.ErrorException("Failed to save people:", e);
 | |
| 
 | |
|                 if (transaction != null)
 | |
|                 {
 | |
|                     transaction.Rollback();
 | |
|                 }
 | |
| 
 | |
|                 throw;
 | |
|             }
 | |
|             finally
 | |
|             {
 | |
|                 if (transaction != null)
 | |
|                 {
 | |
|                     transaction.Dispose();
 | |
|                 }
 | |
| 
 | |
|                 _writeLock.Release();
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         private PersonInfo GetPerson(IDataReader reader)
 | |
|         {
 | |
|             var item = new PersonInfo();
 | |
| 
 | |
|             item.ItemId = reader.GetGuid(0);
 | |
|             item.Name = reader.GetString(1);
 | |
| 
 | |
|             if (!reader.IsDBNull(2))
 | |
|             {
 | |
|                 item.Role = reader.GetString(2);
 | |
|             }
 | |
| 
 | |
|             if (!reader.IsDBNull(3))
 | |
|             {
 | |
|                 item.Type = reader.GetString(3);
 | |
|             }
 | |
| 
 | |
|             if (!reader.IsDBNull(4))
 | |
|             {
 | |
|                 item.SortOrder = reader.GetInt32(4);
 | |
|             }
 | |
| 
 | |
|             return item;
 | |
|         }
 | |
|     }
 | |
| } |