public static string Generate_Identifier_Name(string Directory, string Database)
{
byte[] salt = { };
string Identifier = "Red_WCF_Tutorial@" + EncriptionProvider.ComputeHash(Directory + Database, EncriptionProvider.Supported_HA.SHA256, salt);
return(Identifier);
}
/// <summary>
/// Modifies the username and/or the password of a user.
/// </summary>
/// <param name="oldUserID"></param>
/// <param name="newUserId"></param>
/// <param name="password">The encription of the password is handled by the UsersProvider.</param>
/// <returns></returns>
public static bool Modify(string oldUserID, string newUserId, string password)
{
UserEntity User = new UserEntity(newUserId, EncriptionProvider.ComputeHash(password, EncriptionProvider.Supported_HA.SHA256, null));
if (oldUserID != newUserId)
{
return(DeleteUser(oldUserID) && NewUser(newUserId, password));
}
return(DatabaseConnection.Modify <UserEntity>(User, p => p.Username == oldUserID));
}
/// <summary>
/// Checks if the username is in the database and the password parameter is matching the encripted password.
/// </summary>
/// <param name="userID"></param>
/// <param name="pw">The encription of the password is handled by the UsersProvider.</param>
/// <returns></returns>
public static bool IsValidPassword(string userID, string pw)
{
bool exists = false;
using (var db = new InventoryContext(DatabaseConnection.ConnectionString))
{
var q = from u in db.Users
where (u.Username == userID)
select u;
foreach (var user in q)
{
exists = exists || EncriptionProvider.Confirm(pw, user.Password, EncriptionProvider.Supported_HA.SHA256);
}
}
return(exists);
}
/// <summary>
/// Adds a new user to the database
/// </summary>
/// <param name="userID"></param>
/// <param name="password">The encription of the password is handled by the UsersProvider.</param>
/// <returns></returns>
public static bool NewUser(string userID, string password)
{
UserEntity User = new UserEntity(userID, EncriptionProvider.ComputeHash(password, EncriptionProvider.Supported_HA.SHA256, null));
return(DatabaseConnection.Add <UserEntity>(User));
}
