protected override void InTransaction()
{
var user = Context.Users.FirstOrDefault(x => (x.Email.ToLower() == _login.ToLower() ||
x.Login.ToLower() == _login.ToLower()) && x.Password == _password && !x.Deleted);
if (user == null)
{
Errors.Add("Login", "Неправильный логин или пароль");
}
else
{
user.TokenHash = GenerateHash.GetSha1Hash(Guid.NewGuid() + user.Password + Guid.NewGuid() + user.Email);
_tokenHash = user.TokenHash;
_user = new User
{
Email = user.Email,
TokenHash = user.TokenHash,
Id = user.Id,
Login = user.Login,
};
Context.SaveChanges();
}
}
public async Task <string> Authenticate(UserAuthenticateDTO userAuthenticate)
{
if (string.IsNullOrEmpty(userAuthenticate.Login))
{
throw new Exception("É necessário informar o login para autenticar!");
}
if (string.IsNullOrEmpty(userAuthenticate.Password))
{
throw new Exception("É necessário informar a senha para autenticar!");
}
var user = await _userRepository.GetByUsername(userAuthenticate.Login);
if (user == null)
{
throw new Exception("Usuário informado não existe no sistema!");
}
var encryptedPassword = GenerateHash.ComputeSha256Hash(userAuthenticate.Password);
if (encryptedPassword != user.Password)
{
throw new Exception("Não foi possível recuperar o token!");
}
return(TokenService.GenerateToken(user));
}
protected override void InTransaction()
{
var userLogin = Context.Users.FirstOrDefault(x => !x.Deleted && x.Login.ToLower() == _login.ToLower());
if (userLogin != null)
{
Errors.Add("Name", "Пользователь с таким логином уже существует!");
}
else
{
var userEmail = Context.Users.FirstOrDefault(x => !x.Deleted && x.Email.ToLower() == _email.ToLower());
if (userEmail != null)
{
Errors.Add("Email", "Такой электронный адрес уже используется!");
}
else
{
_user = new User
{
Password = _password,
Email = _email,
Login = _login,
Deleted = false,
};
_user.TokenHash = GenerateHash.GetSha1Hash(Guid.NewGuid() + _user.Password + Guid.NewGuid() + _user.Email + Guid.NewGuid());
_tokenHash = _user.TokenHash;
Context.Users.Add(_user);
Context.SaveChanges();
}
}
}
private Dictionary <string, string> GenerateTokenResponse(AppUser appUser, List <UserRoles> userRoles, string deviceId, DeviceType deviceType)
{
var tokenExpiration = Convert.ToDouble(ConfigurationManager.AppSettings["AccessTokenExpireTime"]);
ClaimsIdentity identity = new ClaimsIdentity(OAuthDefaults.AuthenticationType);
identity.AddClaim(new Claim(ClaimTypes.Name, appUser.UserName));
identity.AddClaim(new Claim(ClaimTypes.NameIdentifier, appUser.Id.ToString()));
identity.AddClaim(new Claim("displayName", appUser.Name));
foreach (var userrole in userRoles)
{
identity.AddClaim(new Claim(ClaimTypes.Role, userrole.RoleName));
}
var props = new AuthenticationProperties()
{
IssuedUtc = DateTime.UtcNow,
ExpiresUtc = DateTime.UtcNow.Add(TimeSpan.FromMinutes(tokenExpiration)),
};
var ticket = new AuthenticationTicket(identity, props);
var context = new Microsoft.Owin.Security.Infrastructure.AuthenticationTokenCreateContext(
Request.GetOwinContext(), Startup.OAuthOptions.AccessTokenFormat, ticket);
var accessToken = Startup.OAuthOptions.AccessTokenFormat.Protect(ticket);
var refreshTokenId = Guid.NewGuid().ToString("n");
var refreshTokenLifeTime = Convert.ToDouble(ConfigurationManager.AppSettings["RefreshTokenExpireTime"]);
var refreshToken = new RefreshToken()
{
RefreshTokenId = GenerateHash.GetHash(refreshTokenId),
UserId = appUser.Id,
IssuedUtc = DateTime.UtcNow,
ExpiresUtc = DateTime.UtcNow.AddMinutes(refreshTokenLifeTime),
DeviceId = deviceId,
DeviceType = deviceType
};
context.Ticket.Properties.IssuedUtc = refreshToken.IssuedUtc;
context.Ticket.Properties.ExpiresUtc = refreshToken.ExpiresUtc;
Microsoft.Owin.Security.DataHandler.Serializer.TicketSerializer serializer = new Microsoft.Owin.Security.DataHandler.Serializer.TicketSerializer();
refreshToken.ProtectedTicket = System.Text.Encoding.Default.GetString(serializer.Serialize(context.Ticket));
//Save new token
refreshTokenRepository.SaveRefreshToken(refreshToken);
Dictionary <string, string> tokenResponse = new Dictionary <string, string>();
tokenResponse.Add("access_token", accessToken);
tokenResponse.Add("token_type", "bearer");
tokenResponse.Add("expires_in", TimeSpan.FromMinutes(tokenExpiration).TotalSeconds.ToString());
tokenResponse.Add("issued", ticket.Properties.IssuedUtc.Value.ToString("R"));
tokenResponse.Add("expires", ticket.Properties.ExpiresUtc.Value.ToString("R"));
tokenResponse.Add("refresh_token", refreshTokenId);
tokenResponse.Add("user_name", appUser.UserName);
tokenResponse.Add("display_name", appUser.Name);
return(tokenResponse);
}
/// <summary>
/// Initializes a new instance of the <see cref="CountingBloomFilter<T>"/> class.
/// </summary>
/// <param name="estimatedsize">The estimated number of members of the set</param>
/// <param name="targetFalsePositiveRate">The target false positive rate when the estimated size is attained</param>
/// <param name="hashgen">The hash generation function</param>
public CountingBloomFilter(int estimatedsize, float targetFalsePositiveRate, GenerateHash hashgen)
{
int size = (int)(-(estimatedsize * Math.Log(targetFalsePositiveRate)) / 0.480453014f);
int keys = (int)(0.7f * size / estimatedsize);
array = new byte[size];
KeyCount = keys;
hashGenerator = hashgen;
}
public string GetNewAddress(string acronim, string lable)
{
return(acronim switch
{
"USDT" => GenerateHash.sha256(lable + "USDT" + DateTime.Now.ToString()),
"ETH" => _etheriumService.GetNewAddress(lable),
"ZEC" => _zCashService.GetNewAddress(),
"LTC" => _litecoinService.GetNewAddress(lable),
"DOGE" => _dogecoinService.GetNewAddress(lable),
"DASH" => _dashService.GetNewAddress(lable),
"BTC" => _bitcoinService.GetNewAddress(lable),
"BCH" => _bitcoinCashService.GetNewAddress(lable),
_ => null
});
protected override void InTransaction()
{
var _user = Context.Users.FirstOrDefault(x => x.Email.ToLower() == _email.ToLower() && !x.Deleted);
if (_user == null)
{
Errors.Add("Email", "Такого почтового адреса не существует!");
}
else
{
_user.TokenHash = GenerateHash.GetSha1Hash(Guid.NewGuid() + _user.Password + Guid.NewGuid() + _user.Email);
_tokenHash = _user.TokenHash;
Context.SaveChanges();
}
}
protected void btncreatepassword_Click(object sender, EventArgs e)
{
if (txtpassword.Text != "" && txttnewpass.Text != "")
{
if (txtpassword.Text == txttnewpass.Text)
{
if (txtpassword.Text.Length >= 8)
{
GenerateHash HashAndSalt = new GenerateHash();
string GetSalt = HashAndSalt.CreateSalt(10);
string hashString = HashAndSalt.GenarateHash(txtpassword.Text, GetSalt);
string Updatepass = Lo.UpdateLoginPassword(hashString, "", ViewState["Refno"].ToString(), "LoginNewVenPass", txtpassword.Text, GetSalt);
if (Updatepass == "true")
{
ViewState["Refno"] = null;
txtpassword.Text = "";
txttnewpass.Text = "";
lblogin.Visible = true;
lblmsg.Text = "Password created successfully.Please click on back to login for login into your account.";
ScriptManager.RegisterStartupScript(this, this.GetType(), "modelmsg", "showPopup();", true);
}
else
{
lblmsg.Text = "Password not created. Some error occured.";
ScriptManager.RegisterStartupScript(this, this.GetType(), "modelmsg", "showPopup();", true);
}
}
else
{
lblmsg.Text = "Minimum Length is (8) character.";
ScriptManager.RegisterStartupScript(this, this.GetType(), "modelmsg", "showPopup();", true);
}
}
else
{
lblmsg.Text = "Password mismatch.";
ScriptManager.RegisterStartupScript(this, this.GetType(), "modelmsg", "showPopup();", true);
}
}
else
{
lblmsg.Text = "Enter password.";
ScriptManager.RegisterStartupScript(this, this.GetType(), "modelmsg", "showPopup();", true);
}
}
protected void btnsub_Click(object sender, EventArgs e)
{
if (txtoldpass.Text != "" && txtnewpass.Text != "" && txtreppass.Text != "")
{
if (txtnewpass.Text == txtreppass.Text)
{
if (txtreppass.Text.Length >= 8)
{
GenerateHash HashAndSalt = new GenerateHash();
string GetSalt = HashAndSalt.CreateSalt(10);
string hashString = HashAndSalt.GenarateHash(txtnewpass.Text, GetSalt);
string UpdatePassword = Lo.UpdateLoginPassword(hashString, txtoldpass.Text, ObjEnc.DecryptData(Session["User"].ToString()), "LoginOld", txtnewpass.Text, GetSalt);
if (UpdatePassword == "true")
{
divmsg.Visible = false;
ScriptManager.RegisterStartupScript(this, this.GetType(), "alert", "SuccessfullPop('Password change successfully.You just changed your password.Please login with your new password we will redirect you to login page');window.location ='Login';", true);
}
else
{
divmsg.InnerHtml = "Password not change";
divmsg.Attributes.Add("Class", "alert alert-danger");
divmsg.Visible = true;
}
}
else
{
divmsg.InnerHtml = "Minimum Length is (8) charactor";
divmsg.Attributes.Add("Class", "alert alert-warning");
divmsg.Visible = true;
}
}
else
{
divmsg.InnerHtml = "Password not match.";
divmsg.Attributes.Add("Class", "alert alert-warning");
divmsg.Visible = true;
}
}
else
{
divmsg.InnerHtml = "All field fill mandatory.";
divmsg.Attributes.Add("Class", "alert alert-warning");
divmsg.Visible = true;
}
}
public async Task <Guid> Create(UserDTO userRequest)
{
var existUser = await _userRepository.GetByUsername(userRequest.Login);
if (existUser != null)
{
throw new Exception("Usuário já existe no sistema!");
}
if (!string.IsNullOrEmpty(userRequest.Password))
{
userRequest.Password = GenerateHash.ComputeSha256Hash(userRequest.Password);
}
var user = new User(userRequest.Login.ToLower(), userRequest.Password);
await _userRepository.AddAsync(user);
return(user.Id);
}
protected void btnchangepass_Click(object sender, EventArgs e)
{
if (txtpassword.Text != "" && txttnewpass.Text != "")
{
if (txtpassword.Text == txttnewpass.Text)
{
if (txtpassword.Text.Length >= 8)
{
string sType = "LoginNew";
GenerateHash HashAndSalt = new GenerateHash();
string GetSalt = HashAndSalt.CreateSalt(10);
string hashString = HashAndSalt.GenarateHash(txtpassword.Text, GetSalt);
string Updatepass = Lo.UpdateLoginPassword(hashString, "", ViewState["Refno"].ToString(), sType, txtpassword.Text, GetSalt);
if (Updatepass == "true")
{
ViewState["Refno"] = null;
txtpassword.Text = "";
txttnewpass.Text = "";
ScriptManager.RegisterStartupScript(this, this.GetType(), "alert", "SuccessfullPop('Password created successfully.Please login with new password.We will redirected to you login page');window.location ='Login';", true);
}
else
{
ScriptManager.RegisterStartupScript(Page, Page.GetType(), "alert", "ErrorMssgPopup('Password not created. Some error occured.')", true);
}
}
else
{
ScriptManager.RegisterStartupScript(Page, Page.GetType(), "alert", "ErrorMssgPopup('Minimum Length is (8) character')", true);
}
}
else
{
ScriptManager.RegisterStartupScript(Page, Page.GetType(), "alert", "ErrorMssgPopup('Password mismatch')", true);
}
}
else
{
ScriptManager.RegisterStartupScript(Page, Page.GetType(), "alert", "ErrorMssgPopup('Enter password')", true);
}
}
protected void btnupdate_Click(object sender, EventArgs e)
{
if (txtnewpass.Text != "" && pwd.Text != "")
{
if (txtnewpass.Text == pwd.Text)
{
if (txtnewpass.Text.Length >= 8)
{
GenerateHash HashAndSalt = new GenerateHash();
string GetSalt = HashAndSalt.CreateSalt(10);
string hashString = HashAndSalt.GenarateHash(txtnewpass.Text, GetSalt);
string UpdatePassword = Lo.UpdateLoginPassword(hashString, "", lblPageName.Text, "LoginPasspolicy", txtnewpass.Text, GetSalt);
if (UpdatePassword == "true")
{
lblPageName.Text = "";
txtnewpass.Text = "";
pwd.Text = "";
ScriptManager.RegisterStartupScript(this, this.GetType(), "alert", "alert('Password created successfully.Please login with new password.We will redirected to you Login page');window.location ='Login';", true);
}
else
{
ScriptManager.RegisterStartupScript(Page, Page.GetType(), "alert", "ErrorMssgPopup('Password is not created. Some error occured.')", true);
}
}
else
{
ScriptManager.RegisterStartupScript(Page, Page.GetType(), "alert", "ErrorMssgPopup('Minimum Length is (8) character')", true);
}
}
else
{
ScriptManager.RegisterStartupScript(Page, Page.GetType(), "alert", "ErrorMssgPopup('Password mismatch')", true);
}
}
else
{
ScriptManager.RegisterStartupScript(Page, Page.GetType(), "alert", "ErrorMssgPopup('Enter password')", true);
}
}
public IHttpActionResult GetAccessToken(RefreshTokenModel refreshTokenModel)
{
ApiResponse apiResponse = new ApiResponse();
apiResponse.Message = "Your session has expired. Kindly login again.";
try
{
var getHashToken = GenerateHash.GetHash(refreshTokenModel.RefreshToken);
var getRefreshTokenDetails = refreshTokenRepository.GetRefreshTokenDetail(getHashToken);
if (getRefreshTokenDetails != null && getRefreshTokenDetails.ExpiresUtc > DateTime.UtcNow && !string.IsNullOrEmpty(getRefreshTokenDetails.ProtectedTicket))
{
if (getRefreshTokenDetails.DeviceType == refreshTokenModel.DeviceType)
{
var currentTime = DateTime.UtcNow;
Microsoft.Owin.Security.DataHandler.Serializer.TicketSerializer serializer = new Microsoft.Owin.Security.DataHandler.Serializer.TicketSerializer();
var getSecurityClaims = serializer.Deserialize(System.Text.Encoding.Default.GetBytes(getRefreshTokenDetails.ProtectedTicket));
//Generate New Refresh Token and Access Token
var tokenExpiration = Convert.ToDouble(ConfigurationManager.AppSettings["AccessTokenExpireTime"]);
var props = new AuthenticationProperties()
{
IssuedUtc = currentTime,
ExpiresUtc = DateTime.UtcNow.Add(TimeSpan.FromMinutes(tokenExpiration)),
};
var ticket = new AuthenticationTicket(getSecurityClaims.Identity, props);
var context = new Microsoft.Owin.Security.Infrastructure.AuthenticationTokenCreateContext(
Request.GetOwinContext(), Startup.OAuthOptions.AccessTokenFormat, ticket);
context.Ticket.Properties.Dictionary.Add(new KeyValuePair <string, string>("device_id", getRefreshTokenDetails.DeviceId));
var accessToken = Startup.OAuthOptions.AccessTokenFormat.Protect(ticket);
var refreshTokenId = Guid.NewGuid().ToString("n");
var refreshTokenLifeTime = Convert.ToDouble(ConfigurationManager.AppSettings["RefreshTokenExpireTime"]);
var refreshToken = new RefreshToken()
{
RefreshTokenId = GenerateHash.GetHash(refreshTokenId),
DeviceId = getRefreshTokenDetails.DeviceId,
DeviceType = refreshTokenModel.DeviceType,
UserId = getRefreshTokenDetails.UserId,
IssuedUtc = currentTime,
ExpiresUtc = currentTime.AddMinutes(Convert.ToDouble(refreshTokenLifeTime)),
};
context.Ticket.Properties.IssuedUtc = refreshToken.IssuedUtc;
context.Ticket.Properties.ExpiresUtc = refreshToken.ExpiresUtc;
refreshToken.ProtectedTicket = System.Text.Encoding.Default.GetString(serializer.Serialize(context.Ticket));
//SAVE Refresh token
refreshTokenRepository.SaveRefreshToken(refreshToken);
Dictionary <string, string> tokenResponse = new Dictionary <string, string>();
tokenResponse.Add("access_token", accessToken);
tokenResponse.Add("token_type", "bearer");
tokenResponse.Add("expires_in", TimeSpan.FromMinutes(tokenExpiration).TotalSeconds.ToString());
tokenResponse.Add("issued", ticket.Properties.IssuedUtc.Value.ToString("R"));
tokenResponse.Add("expires", ticket.Properties.ExpiresUtc.Value.ToString("R"));
tokenResponse.Add("refresh_token", refreshTokenId);
return(ResponseMessage(Request.CreateResponse(HttpStatusCode.OK, tokenResponse)));
}
}
}
catch (Exception ex)
{
logger.Error(ex);
}
return(ResponseMessage(Request.CreateResponse(HttpStatusCode.Gone, apiResponse)));
}
/// <summary>
/// Initializes a new instance of the <see cref="CountingBloomFilter<T>"/> class.
/// </summary>
/// <param name="size">The size of the filter in bytes</param>
/// <param name="keys">The number of keys to use</param>
/// <param name="hashgen">The hash generation function</param>
public CountingBloomFilter(int size, int keys, GenerateHash hashgen)
{
array = new byte[size];
KeyCount = keys;
hashGenerator = hashgen;
}
public async Task <IActionResult> Coins(SendCoinsViewModel sendCoinsModel)
{
if (ModelState.IsValid)
{
try
{
var userId = User.FindFirstValue(ClaimTypes.NameIdentifier);
string sendToUserId = await _userRepository.FindUserIdForSendPageAsync(sendCoinsModel.InputTextIdentifier);
if (string.IsNullOrEmpty(sendToUserId))
{
sendCoinsModel.Status = "Error. User does not exist.";
return(View(sendCoinsModel));
}
var walletFrom = await _walletsRepository.GetUserWalletAsync(userId, sendCoinsModel.Currency);
var walletTo = await _walletsRepository.GetUserWalletAsync(sendToUserId, sendCoinsModel.Currency);
decimal?_amount = sendCoinsModel.Amount.ConvertToDecimal();
if (walletFrom != null &&
_amount.Value > 0 &&
_amount.Value <= walletFrom.Value)
{
if (walletTo == null)
{
walletTo = await _walletsRepository.CreateUserWalletAsync(new WalletTableModel()
{
UserId = sendToUserId,
CurrencyAcronim = walletFrom.CurrencyAcronim,
Value = 0,
Address = _walletService.GetNewAddress(walletFrom.CurrencyAcronim, sendToUserId)
});
await _eventsRepository.CreateEventAsync(new EventTableModel()
{
UserId = userId,
Type = (int)EventTypeEnum.CreateWallet,
Comment = $"Create wallet {walletTo.CurrencyAcronim}",
WhenDate = DateTime.Now,
CurrencyAcronim = walletTo.CurrencyAcronim
});
}
var resultBalance = await _balanceProvider.Send(_amount.Value, walletFrom, walletTo);
SendCoinsModel sendRecieve = new()
{
SenderUserId = userId,
ReceiverUserId = sendToUserId,
TypeSender = (int)EventTypeEnum.Send,
TypeRecieve = (int)EventTypeEnum.Recieve,
Comment = sendCoinsModel.Comment,
CurrencyAcronim = sendCoinsModel.Currency,
Value = _amount.Value,
PlatformCommission = resultBalance.Commission,
StartBalanceSender = resultBalance.StartBalanceSender,
ResultBalanceSender = resultBalance.ResultBalanceSender,
StartBalanceReceiver = resultBalance.StartBalanceReceiver.Value,
ResultBalanceReceiver = resultBalance.ResultBalanceReceiver.Value,
SenderWalletId = walletFrom.Id,
ReceiverWalletId = walletTo.Id,
};
sendRecieve.Hash = GenerateHash.ComputeHash(sendCoinsModel.Currency, sendRecieve.SenderWalletId,
sendRecieve.ReceiverWalletId, sendRecieve.Value, DateTime.Now, sendRecieve.Comment);
await _walletsRepository.SendCoinsAsync(sendRecieve);
sendCoinsModel.Status = "Success";
}
else
{
sendCoinsModel.Status = "Not enough coins";
}
}
catch
{
sendCoinsModel.Status = "Error";
return(View(sendCoinsModel));
}
}
return(View(sendCoinsModel));
}