From 767cdc1f6f6a63ce997fc9476911e2c361f9d402 Mon Sep 17 00:00:00 2001
From: LukePulverenti <luke.pulverenti@gmail.com>
Date: Wed, 20 Feb 2013 20:33:05 -0500
Subject: Pushing missing changes

---
 .../Persistence/SQLite/SQLiteUserRepository.cs     | 147 +++++++++++++++++++++
 1 file changed, 147 insertions(+)
 create mode 100644 MediaBrowser.Controller/Persistence/SQLite/SQLiteUserRepository.cs

(limited to 'MediaBrowser.Controller/Persistence/SQLite/SQLiteUserRepository.cs')

diff --git a/MediaBrowser.Controller/Persistence/SQLite/SQLiteUserRepository.cs b/MediaBrowser.Controller/Persistence/SQLite/SQLiteUserRepository.cs
new file mode 100644
index 000000000..9fe5e5624
--- /dev/null
+++ b/MediaBrowser.Controller/Persistence/SQLite/SQLiteUserRepository.cs
@@ -0,0 +1,147 @@
+using System.Threading;
+using MediaBrowser.Common.Serialization;
+using MediaBrowser.Controller.Entities;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.Composition;
+using System.Data;
+using System.IO;
+using System.Threading.Tasks;
+
+namespace MediaBrowser.Controller.Persistence.SQLite
+{
+    /// <summary>
+    /// Class SQLiteUserRepository
+    /// </summary>
+    [Export(typeof(IUserRepository))]
+    public class SQLiteUserRepository : SqliteRepository, IUserRepository
+    {
+        /// <summary>
+        /// The repository name
+        /// </summary>
+        public const string RepositoryName = "SQLite";
+
+        /// <summary>
+        /// Gets the name of the repository
+        /// </summary>
+        /// <value>The name.</value>
+        public string Name
+        {
+            get
+            {
+                return RepositoryName;
+            }
+        }
+
+        /// <summary>
+        /// Opens the connection to the database
+        /// </summary>
+        /// <returns>Task.</returns>
+        public async Task Initialize()
+        {
+            var dbFile = Path.Combine(Kernel.Instance.ApplicationPaths.DataPath, "users.db");
+
+            await ConnectToDB(dbFile).ConfigureAwait(false);
+
+            string[] queries = {
+
+                                "create table if not exists users (guid GUID primary key, data BLOB)",
+                                "create index if not exists idx_users on users(guid)",
+                                "create table if not exists schema_version (table_name primary key, version)",
+                                //pragmas
+                                "pragma temp_store = memory"
+                               };
+
+            RunQueries(queries);
+        }
+
+        /// <summary>
+        /// Save a user in the repo
+        /// </summary>
+        /// <param name="user">The user.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <returns>Task.</returns>
+        /// <exception cref="System.ArgumentNullException">user</exception>
+        public Task SaveUser(User user, CancellationToken cancellationToken)
+        {
+            if (user == null)
+            {
+                throw new ArgumentNullException("user");
+            }
+
+            if (cancellationToken == null)
+            {
+                throw new ArgumentNullException("cancellationToken");
+            }
+
+            return Task.Run(() =>
+            {
+                cancellationToken.ThrowIfCancellationRequested();
+
+                var serialized = JsonSerializer.SerializeToBytes(user);
+
+                cancellationToken.ThrowIfCancellationRequested();
+
+                var cmd = connection.CreateCommand();
+                cmd.CommandText = "replace into users (guid, data) values (@1, @2)";
+                cmd.AddParam("@1", user.Id);
+                cmd.AddParam("@2", serialized);
+                QueueCommand(cmd);
+            });
+        }
+
+        /// <summary>
+        /// Retrieve all users from the database
+        /// </summary>
+        /// <returns>IEnumerable{User}.</returns>
+        public IEnumerable<User> RetrieveAllUsers()
+        {
+            var cmd = connection.CreateCommand();
+            cmd.CommandText = "select data from users";
+
+            using (var reader = cmd.ExecuteReader(CommandBehavior.SequentialAccess | CommandBehavior.SingleResult))
+            {
+                while (reader.Read())
+                {
+                    using (var stream = GetStream(reader, 0))
+                    {
+                        var user = JsonSerializer.DeserializeFromStream<User>(stream);
+                        yield return user;
+                    }
+                }
+            }
+        }
+
+        /// <summary>
+        /// Deletes the user.
+        /// </summary>
+        /// <param name="user">The user.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <returns>Task.</returns>
+        /// <exception cref="System.ArgumentNullException">user</exception>
+        public Task DeleteUser(User user, CancellationToken cancellationToken)
+        {
+            if (user == null)
+            {
+                throw new ArgumentNullException("user");
+            }
+
+            if (cancellationToken == null)
+            {
+                throw new ArgumentNullException("cancellationToken");
+            }
+
+            return Task.Run(() =>
+            {
+                cancellationToken.ThrowIfCancellationRequested();
+
+                var cmd = connection.CreateCommand();
+                cmd.CommandText = "delete from users where guid=@guid";
+                var guidParam = cmd.Parameters.Add("@guid", DbType.Guid);
+                guidParam.Value = user.Id;
+
+                return ExecuteCommand(cmd);
+            });
+        }
+    }
+}
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