jellyfin/Emby.Server.Implementations/Social/SharingRepository.cs
2016-11-21 03:54:53 -05:00

122 lines
3.8 KiB
C#

using System;
using System.Collections.Generic;
using System.IO;
using System.Threading;
using System.Threading.Tasks;
using Emby.Server.Implementations.Data;
using MediaBrowser.Common.Configuration;
using MediaBrowser.Model.Logging;
using MediaBrowser.Model.Social;
using SQLitePCL.pretty;
namespace Emby.Server.Implementations.Social
{
public class SharingRepository : BaseSqliteRepository, ISharingRepository
{
public SharingRepository(ILogger logger, IApplicationPaths appPaths)
: base(logger)
{
DbFilePath = Path.Combine(appPaths.DataPath, "shares.db");
}
/// <summary>
/// Opens the connection to the database
/// </summary>
/// <returns>Task.</returns>
public void Initialize()
{
using (var connection = CreateConnection())
{
connection.ExecuteAll(string.Join(";", new[]
{
"PRAGMA page_size=4096",
"pragma default_temp_store = memory",
"pragma temp_store = memory"
}));
string[] queries = {
"create table if not exists Shares (Id GUID, ItemId TEXT, UserId TEXT, ExpirationDate DateTime, PRIMARY KEY (Id))",
"create index if not exists idx_Shares on Shares(Id)",
"pragma shrink_memory"
};
connection.RunQueries(queries);
}
}
public async Task CreateShare(SocialShareInfo info)
{
if (info == null)
{
throw new ArgumentNullException("info");
}
if (string.IsNullOrWhiteSpace(info.Id))
{
throw new ArgumentNullException("info.Id");
}
using (var connection = CreateConnection())
{
using (WriteLock.Write())
{
connection.RunInTransaction(db =>
{
var commandText = "replace into Shares (Id, ItemId, UserId, ExpirationDate) values (?, ?, ?, ?)";
db.Execute(commandText,
info.Id.ToGuidParamValue(),
info.ItemId,
info.UserId,
info.ExpirationDate.ToDateTimeParamValue());
});
}
}
}
public SocialShareInfo GetShareInfo(string id)
{
if (string.IsNullOrWhiteSpace(id))
{
throw new ArgumentNullException("id");
}
using (var connection = CreateConnection(true))
{
using (WriteLock.Read())
{
var commandText = "select Id, ItemId, UserId, ExpirationDate from Shares where id = ?";
var paramList = new List<object>();
paramList.Add(id.ToGuidParamValue());
foreach (var row in connection.Query(commandText, paramList.ToArray()))
{
return GetSocialShareInfo(row);
}
}
}
return null;
}
private SocialShareInfo GetSocialShareInfo(IReadOnlyList<IResultSetValue> reader)
{
var info = new SocialShareInfo();
info.Id = reader[0].ReadGuid().ToString("N");
info.ItemId = reader[1].ToString();
info.UserId = reader[2].ToString();
info.ExpirationDate = reader[3].ReadDateTime();
return info;
}
public async Task DeleteShare(string id)
{
}
}
}