public UsernameFormattingResult FormatUsername(IUserAreaDefinition userAreaDefinition, string username)
{
var usernameNormalizer = CreateServiceForUserArea <IUsernameNormalizer>(userAreaDefinition, typeof(IUsernameNormalizer <>));
var usernameUniquifier = CreateServiceForUserArea <IUsernameUniquifier>(userAreaDefinition, typeof(IUsernameUniquifier <>));
if (userAreaDefinition.UseEmailAsUsername)
{
var emailAddressNormalizer = CreateServiceForUserArea <IEmailAddressNormalizer>(userAreaDefinition, typeof(IEmailAddressNormalizer <>));
username = emailAddressNormalizer.Normalize(username);
}
var result = new UsernameFormattingResult();
result.NormalizedUsername = usernameNormalizer.Normalize(username);
if (result.NormalizedUsername == null)
{
return(null);
}
result.UniqueUsername = usernameUniquifier.Uniquify(username);
if (result.UniqueUsername == null)
{
return(null);
}
return(result);
}
public UsernameFormattingResult FormatUsername(IUserAreaDefinition userAreaDefinition, EmailAddressFormattingResult emailAddress)
{
if (userAreaDefinition == null)
{
throw new ArgumentNullException(nameof(userAreaDefinition));
}
if (!userAreaDefinition.UseEmailAsUsername)
{
throw new InvalidOperationException($"{nameof(FormatUsername)} can only be called with an email address if the user area supports using an email as a username.");
}
if (emailAddress == null)
{
return(null);
}
var usernameNormalizer = CreateServiceForUserArea <IUsernameNormalizer>(userAreaDefinition, typeof(IUsernameNormalizer <>));
var usernameUniquifier = CreateServiceForUserArea <IUsernameUniquifier>(userAreaDefinition, typeof(IUsernameUniquifier <>));
var result = new UsernameFormattingResult();
result.NormalizedUsername = usernameNormalizer.Normalize(emailAddress.NormalizedEmailAddress);
if (result.NormalizedUsername == null)
{
return(null);
}
result.UniqueUsername = usernameUniquifier.Uniquify(emailAddress.NormalizedEmailAddress);
if (result.UniqueUsername == null)
{
return(null);
}
return(result);
}
private async Task <bool> UpdateUsernameAsync(
IUserAreaDefinition userArea,
UsernameFormattingResult username,
User user,
IExecutionContext executionContext
)
{
if (user.Username == username.NormalizedUsername &&
user.UniqueUsername == username.UniqueUsername)
{
return(false);
}
await ValidateNewUsernameAsync(userArea, username, user, executionContext);
user.Username = username.NormalizedUsername;
user.UniqueUsername = username.UniqueUsername;
return(true);
}
private async Task ValidateNewUsernameAsync(
IUserAreaDefinition userArea,
UsernameFormattingResult username,
User user,
IExecutionContext executionContext
)
{
var context = new UsernameValidationContext()
{
Username = username,
ExecutionContext = executionContext,
PropertyName = userArea.UseEmailAsUsername ? EMAIL_PROPERTY : USERNAME_PROPERTY,
UserAreaCode = userArea.UserAreaCode
};
if (user.UserId > 0)
{
context.UserId = user.UserId;
}
await _usernameValidator.ValidateAsync(context);
}
