/// <summary>
/// Loads the database.
/// </summary>
public void Load()
{
_cache.Clear();
using (var reader = _connection.QueryReader("SELECT * FROM UserSpecificFunctions"))
{
while (reader.Read())
{
var userId = reader.Get <int>("UserId");
var chatData = new ChatInformation(reader.Get <string>("Prefix"), reader.Get <string>("Suffix"),
reader.Get <string>("Color"));
var player = new PlayerMetadata(userId, chatData);
using (var reader2 =
_connection.QueryReader("SELECT * FROM UserHasPermission WHERE UserId = @0", userId))
{
while (reader2.Read())
{
var permissionName = reader.Get <string>("Permission");
var isNegated = reader.Get <int>("IsNegated") == 1;
player.Permissions.Add(new Permission(permissionName, isNegated));
}
}
_cache.Add(player);
}
}
}
/// <summary>
/// Updates the specified player's database information.
/// </summary>
/// <param name="playerInfo">The player, which must not be <c>null</c>.</param>
public void Update([NotNull] PlayerMetadata playerInfo)
{
if (playerInfo == null)
{
throw new ArgumentNullException(nameof(playerInfo));
}
_connection.Query("UPDATE UserSpecificFunctions SET Prefix = @0, Suffix = @1, Color = @2 WHERE UserId = @3",
playerInfo.ChatData.Prefix, playerInfo.ChatData.Suffix, playerInfo.ChatData.Color, playerInfo.UserId);
_connection.Query("DELETE FROM UserHasPermission WHERE UserId = @0", playerInfo.UserId);
using (var db = _connection.CloneEx())
{
db.Open();
using (var transaction = db.BeginTransaction())
{
try
{
using (var command = (SqliteCommand)db.CreateCommand())
{
command.CommandText =
"INSERT INTO UserHasPermission (UserId, Permission, IsNegated) VALUES (@0, @1, @2)";
command.AddParameter("@0", playerInfo.UserId);
command.AddParameter("@1", null);
command.AddParameter("@2", null);
foreach (var permission in playerInfo.Permissions.GetAll()
.Where(p => !string.IsNullOrWhiteSpace(p.Name)))
{
command.Parameters["@1"].Value = permission.Name;
command.Parameters["@2"].Value = permission.Negated ? 1 : 0;
command.ExecuteNonQuery();
}
}
transaction.Commit();
}
catch (Exception)
{
try
{
transaction.Rollback();
}
catch (Exception ex)
{
TShock.Log.ConsoleError(ex.ToString());
}
}
}
}
var player = TShock.Players.SingleOrDefault(p => p?.User?.ID == playerInfo.UserId);
player?.SetData(PlayerMetadata.PlayerInfoKey, playerInfo);
}
/// <summary>
/// Inserts a new object into the database.
/// </summary>
/// <param name="playerInfo">The object, which must not be <c>null</c>.</param>
public void Add([NotNull] PlayerMetadata playerInfo)
{
if (playerInfo == null)
{
throw new ArgumentNullException(nameof(playerInfo));
}
_connection.Query(
"INSERT INTO UserSpecificFunctions (UserId, Prefix, Suffix, Color) VALUES (@0, @1, @2, @3)",
playerInfo.UserId, playerInfo.ChatData.Prefix, playerInfo.ChatData.Suffix, playerInfo.ChatData.Color);
foreach (var permission in playerInfo.Permissions.GetAll().Where(p => !string.IsNullOrWhiteSpace(p.Name)))
{
_connection.Query("INSERT INTO UserHasPermission (UserId, Permission, IsNegated) VALUES (@0, @1, @2)",
playerInfo.UserId, permission.Name, permission.Negated ? 1 : 0);
}
}
