From c798529caca49ef8c323c0e003dd9f4ba0394b5a Mon Sep 17 00:00:00 2001
From: Luke Pulverenti <luke.pulverenti@gmail.com>
Date: Mon, 20 Jan 2014 11:09:53 -0500
Subject: #680 - Support new episode file sorting

---
 .../SqliteFileOrganizationRepository.cs            | 118 +++++++++++++++++++++
 1 file changed, 118 insertions(+)
 create mode 100644 MediaBrowser.Server.Implementations/Persistence/SqliteFileOrganizationRepository.cs

(limited to 'MediaBrowser.Server.Implementations/Persistence/SqliteFileOrganizationRepository.cs')

diff --git a/MediaBrowser.Server.Implementations/Persistence/SqliteFileOrganizationRepository.cs b/MediaBrowser.Server.Implementations/Persistence/SqliteFileOrganizationRepository.cs
new file mode 100644
index 000000000..a95f84f06
--- /dev/null
+++ b/MediaBrowser.Server.Implementations/Persistence/SqliteFileOrganizationRepository.cs
@@ -0,0 +1,118 @@
+using MediaBrowser.Controller;
+using MediaBrowser.Controller.Persistence;
+using MediaBrowser.Model.FileOrganization;
+using MediaBrowser.Model.Logging;
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.IO;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace MediaBrowser.Server.Implementations.Persistence
+{
+    public class SqliteFileOrganizationRepository : IFileOrganizationRepository
+    {
+        private IDbConnection _connection;
+
+        private readonly ILogger _logger;
+
+        private readonly SemaphoreSlim _writeLock = new SemaphoreSlim(1, 1);
+        private SqliteShrinkMemoryTimer _shrinkMemoryTimer;
+        private readonly IServerApplicationPaths _appPaths;
+
+        public SqliteFileOrganizationRepository(ILogManager logManager, IServerApplicationPaths appPaths)
+        {
+            _appPaths = appPaths;
+
+            _logger = logManager.GetLogger(GetType().Name);
+        }
+
+        /// <summary>
+        /// Opens the connection to the database
+        /// </summary>
+        /// <returns>Task.</returns>
+        public async Task Initialize()
+        {
+            var dbFile = Path.Combine(_appPaths.DataPath, "fileorganization.db");
+
+            _connection = await SqliteExtensions.ConnectToDb(dbFile, _logger).ConfigureAwait(false);
+
+            string[] queries = {
+
+                                //pragmas
+                                "pragma temp_store = memory",
+
+                                "pragma shrink_memory"
+                               };
+
+            _connection.RunQueries(queries, _logger);
+
+            PrepareStatements();
+
+            _shrinkMemoryTimer = new SqliteShrinkMemoryTimer(_connection, _writeLock, _logger);
+        }
+
+        private void PrepareStatements()
+        {
+        }
+
+        public Task SaveResult(FileOrganizationResult result, CancellationToken cancellationToken)
+        {
+            return Task.FromResult(true);
+        }
+
+        public IEnumerable<FileOrganizationResult> GetResults(FileOrganizationResultQuery query)
+        {
+            return new List<FileOrganizationResult>();
+        }
+
+        /// <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();
+
+        /// <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)
+            {
+                try
+                {
+                    lock (_disposeLock)
+                    {
+                        if (_shrinkMemoryTimer != null)
+                        {
+                            _shrinkMemoryTimer.Dispose();
+                            _shrinkMemoryTimer = null;
+                        }
+
+                        if (_connection != null)
+                        {
+                            if (_connection.IsOpen())
+                            {
+                                _connection.Close();
+                            }
+
+                            _connection.Dispose();
+                            _connection = null;
+                        }
+                    }
+                }
+                catch (Exception ex)
+                {
+                    _logger.ErrorException("Error disposing database", ex);
+                }
+            }
+        }
+    }
+}
-- 
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