/// <summary>
/// Saves a key/value pair to a given player's DeviceID with a password.
/// </summary>
/// <param name="playerId">the unique ID for the player, expected to be their unique device ID</param>
/// <param name="key">The key to save to the database. Keys are unique, and you cannot have multiples of the same key.</param>
/// <param name="value">The value to save with the key.</param>
/// <param name="password"></param>
/// <param name="expiration">If not null, expire this data in this many seconds from now.</param>
/// <returns>true if data was saved, false if data was not.</returns>
public static bool SetSecurePlayerData(string playerId, string key, byte[] value, string password, double?expiration = null)
{
var encryptedValue = EncryptValue(value, password, out byte[] IVs);
var db = new PraxisContext();
var row = db.PlayerData.FirstOrDefault(p => p.DeviceID == playerId && p.DataKey == key);
if (row == null)
{
row = new DbTables.PlayerData();
row.DataKey = key;
row.DeviceID = playerId;
db.PlayerData.Add(row);
}
if (expiration.HasValue)
{
row.Expiration = DateTime.Now.AddSeconds(expiration.Value);
}
else
{
row.Expiration = null;
}
row.IvData = IVs;
row.DataValue = encryptedValue;
return(db.SaveChanges() == 1);
}
/// <summary>
/// Saves a key/value pair to a given player's DeviceID. Will reject a pair containing a PlusCode or map element Id.
/// </summary>
/// <param name="playerId"></param>
/// <param name="key">The key to save to the database. Keys are unique, and you cannot have multiples of the same key.</param>
/// <param name="value">The value to save with the key.</param>
/// <param name="expiration">If not null, expire this data in this many seconds from now.</param>
/// <returns>true if data was saved, false if data was not.</returns>
public static bool SetPlayerData(string playerId, string key, string value, double?expiration = null)
{
if (DataCheck.IsPlusCode(key) || DataCheck.IsPlusCode(value))
{
return(false); //Reject attaching a player to a pluscode.
}
var db = new PraxisContext();
Guid tempCheck = new Guid();
if ((Guid.TryParse(key, out tempCheck) && db.Places.Any(osm => osm.PrivacyId == tempCheck)) ||
(Guid.TryParse(value, out tempCheck) && db.Places.Any(osm => osm.PrivacyId == tempCheck)))
{
return(false); //reject attaching a player to an area
}
var row = db.PlayerData.FirstOrDefault(p => p.DeviceID == playerId && p.DataKey == key);
if (row == null)
{
row = new DbTables.PlayerData();
row.DataKey = key;
row.DeviceID = playerId;
db.PlayerData.Add(row);
}
if (expiration.HasValue)
{
row.Expiration = DateTime.Now.AddSeconds(expiration.Value);
}
else
{
row.Expiration = null;
}
row.IvData = null;
row.DataValue = value.ToByteArrayUTF8();
return(db.SaveChanges() == 1);
}
