public override bool IsUserInRole(string username, string roleName)
{
SecUtility.CheckParameter(ref username, true, false, true, 255, "username");
if (username.Length < 1)
{
return(false);
}
SecUtility.CheckParameter(ref roleName, true, true, true, 255, "roleName");
AccessConnectionHolder holder = MyConnectionHelper.GetConnection(_DatabaseFileName, true);
SqlConnection connection = holder.Connection;
try
{
try
{
int appId = GetApplicationId(holder);
int userId = MyConnectionHelper.GetUserID(connection, appId, username, false);
int roleId = GetRoleId(connection, appId, roleName);
SqlCommand command;
if (userId == 0)
{
return(false);
}
if (roleId == 0)
{
return(false);
}
command = new SqlCommand(@"SELECT UserId FROM UsersInRoles WHERE UserId = @UserId AND RoleId = @RoleId", connection);
command.Parameters.Add(new SqlParameter("@UserId", userId));
command.Parameters.Add(new SqlParameter("@RoleId", roleId));
object result = command.ExecuteScalar();
if (result == null || !(result is int) || ((int)result) != userId)
{
return(false);
}
return(true);
}
catch (Exception e)
{
throw MyConnectionHelper.GetBetterException(e, holder);
}
finally
{
holder.Close();
}
}
catch
{
throw;
}
}
public override bool ValidateUser(string username, string password)
{
if (!SecUtility.ValidateParameter(ref username,
true,
true,
false,
255))
{
return(false);
}
if (!SecUtility.ValidateParameter(ref password,
true,
true,
false,
128))
{
return(false);
}
AccessConnectionHolder holder = MyConnectionHelper.GetConnection(_databaseFileName, true);
SqlConnection connection = holder.Connection;
try
{
try
{
int appId = GetAppplicationId(holder);
int userId = MyConnectionHelper.GetUserID(connection, appId, username, false);
if (CheckPassword(connection, userId, password))
{
return(true);
}
else
{
return(false);
}
}
catch (Exception e)
{
throw MyConnectionHelper.GetBetterException(e, holder);
}
finally
{
holder.Close();
}
}
catch
{
throw;
}
}
public override void AddUsersToRoles(string[] usernames, string[] roleNames)
{
SecUtility.CheckArrayParameter(ref roleNames, true, true, true, 255, "roleNames");
SecUtility.CheckArrayParameter(ref usernames, true, true, true, 255, "usernames");
AccessConnectionHolder holder = MyConnectionHelper.GetConnection(_DatabaseFileName, true);
SqlConnection connection = holder.Connection;
bool fBeginTransCalled = false;
try
{
try
{
int appId = GetApplicationId(holder);
int[] userIds = new int[usernames.Length];
int[] roleIds = new int[roleNames.Length];
SqlCommand command;
for (int iterR = 0; iterR < roleNames.Length; iterR++)
{
roleIds[iterR] = GetRoleId(connection, appId, roleNames[iterR]);
if (roleIds[iterR] == 0)
{
throw new ProviderException("Provider role not found: " + roleNames[iterR]);
}
}
for (int iterU = 0; iterU < usernames.Length; iterU++)
{
userIds[iterU] = MyConnectionHelper.GetUserID(connection, appId, usernames[iterU], false);
}
command = new SqlCommand("BEGIN TRANSACTION", connection);
command.ExecuteNonQuery();
fBeginTransCalled = true;
for (int iterU = 0; iterU < usernames.Length; iterU++)
{
if (userIds[iterU] == 0)
{
continue;
}
for (int iterR = 0; iterR < roleNames.Length; iterR++)
{
command = new SqlCommand(@"SELECT UserId FROM UsersInRoles WHERE UserId = @UserId AND RoleId = @RoleId",
connection);
command.Parameters.Add(new SqlParameter("@UserId", userIds[iterU]));
command.Parameters.Add(new SqlParameter("@RoleId", roleIds[iterR]));
object result = command.ExecuteScalar();
if (result != null && (result is int) && ((int)result) == userIds[iterU])
{ // Exists!
throw new ProviderException("The user " + usernames[iterU] + " is already in role " + roleNames[iterR]);
}
}
}
for (int iterU = 0; iterU < usernames.Length; iterU++)
{
if (userIds[iterU] == 0)
{
userIds[iterU] = MyConnectionHelper.GetUserID(connection, appId, usernames[iterU], true);
}
if (userIds[iterU] == 0)
{
throw new ProviderException("User not found: " + usernames[iterU]);
}
}
for (int iterU = 0; iterU < usernames.Length; iterU++)
{
for (int iterR = 0; iterR < roleNames.Length; iterR++)
{
command = new SqlCommand(@"INSERT INTO UsersInRoles (UserId, RoleId) VALUES(@UserId, @RoleId)",
connection);
command.Parameters.Add(new SqlParameter("@UserId", userIds[iterU]));
command.Parameters.Add(new SqlParameter("@RoleId", roleIds[iterR]));
if (command.ExecuteNonQuery() != 1)
{
throw new ProviderException("Unknown provider failure");
}
}
}
command = new SqlCommand("COMMIT TRANSACTION", connection);
command.ExecuteNonQuery();
}
catch (Exception e)
{
try
{
if (fBeginTransCalled)
{
SqlCommand command = new SqlCommand("ROLLBACK TRANSACTION", connection);
command.ExecuteNonQuery();
}
}
catch { }
throw MyConnectionHelper.GetBetterException(e, holder);
}
finally
{
holder.Close();
}
}
catch
{
throw;
}
}
public override string[] GetRolesForUser(string username)
{
SecUtility.CheckParameter(ref username, true, false, true, 255, "username");
if (username.Length < 1)
{
return(new string[0]);
}
AccessConnectionHolder holder = MyConnectionHelper.GetConnection(_DatabaseFileName, true);
SqlConnection connection = holder.Connection;
SqlDataReader reader = null;
try
{
try
{
int appId = GetApplicationId(holder);
int userId = MyConnectionHelper.GetUserID(connection, appId, username, false);
if (userId == 0)
{
return(new string[0]);
}
SqlCommand command;
StringCollection sc = new StringCollection();
String[] strReturn;
command = new SqlCommand(@"SELECT RoleName FROM UsersInRoles ur, Roles r " +
@"WHERE ur.UserId = @UserId AND ur.RoleId = r.RoleId " +
@"ORDER BY RoleName",
connection);
command.Parameters.Add(new SqlParameter("@UserId", userId));
reader = command.ExecuteReader(CommandBehavior.SequentialAccess);
while (reader.Read())
{
sc.Add(reader.GetString(0));
}
strReturn = new String[sc.Count];
sc.CopyTo(strReturn, 0);
return(strReturn);
}
catch (Exception e)
{
throw MyConnectionHelper.GetBetterException(e, holder);
}
finally
{
if (reader != null)
{
reader.Close();
}
holder.Close();
}
}
catch
{
throw;
}
}
public override bool DeleteUser(string username, bool deleteAllRelatedData)
{
SecUtility.CheckParameter(ref username, true, true, true, 255, "username");
AccessConnectionHolder holder = MyConnectionHelper.GetConnection(_databaseFileName, true);
SqlConnection connection = holder.Connection;
bool fBeginTransCalled = false;
try
{
try
{
int appId = GetAppplicationId(holder);
int userId = MyConnectionHelper.GetUserID(connection, appId, username, false);
if (userId == 0)
{
return(false); // User not found
}
SqlCommand command;
//
// Start transaction
//
command = new SqlCommand("BEGIN TRANSACTION", connection);
command.ExecuteNonQuery();
fBeginTransCalled = true;
bool returnValue = false;
if (deleteAllRelatedData)
{
command = new SqlCommand(@"DELETE FROM UsersInRoles WHERE UserId = @UserId", connection);
command.Parameters.Add(new SqlParameter("@UserId", userId));
command.ExecuteNonQuery();
command = new SqlCommand(@"DELETE FROM Users WHERE UserId = @UserId", connection);
command.Parameters.Add(new SqlParameter("@UserId", userId));
returnValue = (command.ExecuteNonQuery() == 1);
}
//
// End transaction
//
command = new SqlCommand("COMMIT TRANSACTION", connection);
command.ExecuteNonQuery();
fBeginTransCalled = false;
return(returnValue);
}
catch (Exception e)
{
throw MyConnectionHelper.GetBetterException(e, holder);
}
finally
{
if (fBeginTransCalled)
{
try
{
SqlCommand cmd = new SqlCommand("ROLLBACK TRANSACTION",
connection);
cmd.ExecuteNonQuery();
}
catch { }
}
holder.Close();
}
}
catch
{
throw;
}
}
public override MembershipUser CreateUser(string username, string password, string email, string passwordQuestion, string passwordAnswer, bool isApproved, object providerUserKey, out MembershipCreateStatus status)
{
if (!SecUtility.ValidateParameter(ref password,
true,
true,
false,
0))
{
status = MembershipCreateStatus.InvalidPassword;
return(null);
}
string salt = GenerateSalt();
string pass = EncodePassword(password, (int)_passwordFormat, salt);
if (pass.Length > 128)
{
status = MembershipCreateStatus.InvalidPassword;
return(null);
}
if (!SecUtility.ValidateParameter(ref username,
true,
true,
true,
255))
{
status = MembershipCreateStatus.InvalidUserName;
return(null);
}
AccessConnectionHolder holder = MyConnectionHelper.GetConnection(_databaseFileName, true);
SqlConnection connection = holder.Connection;
try
{
try
{
//
// Start transaction
//
SqlCommand command = new SqlCommand();
int appId = GetAppplicationId(holder);
object result;
int uid;
////////////////////////////////////////////////////////////
// Step 1: Check if the user exists in the Users table: create if not
uid = MyConnectionHelper.GetUserID(connection, appId, username, false);
if (uid != 0)
{ // User not created successfully!
status = MembershipCreateStatus.DuplicateUserName;
return(null);
}
////////////////////////////////////////////////////////////
// Step 4: Create user in Membership table
DateTime dt = MyConnectionHelper.RoundToSeconds(DateTime.Now);
command = new SqlCommand(@"INSERT INTO users " +
"(UserName,PasswordHash, Salt) " +
"VALUES (@UserName,@PasswordHash, @salt)",
connection);
int pFormat = (int)_passwordFormat;
command.Parameters.Add(new SqlParameter("@UserName", username));
command.Parameters.Add(new SqlParameter("@PasswordHash", pass));
command.Parameters.Add(new SqlParameter("@salt", salt));
//
// Error inserting row
//
if (command.ExecuteNonQuery() != 1)
{
status = MembershipCreateStatus.ProviderError;
return(null);
}
status = MembershipCreateStatus.Success;
return(new MembershipUser(this.Name,
username,
uid,
email,
passwordQuestion,
null,
isApproved,
false,
dt,
dt,
dt,
dt,
DateTime.MinValue));
}
catch (Exception e)
{
throw MyConnectionHelper.GetBetterException(e, holder);
}
finally
{
holder.Close();
}
}
catch
{
throw;
}
}