/// <summary>
/// Validates that the email is not already registered with another user.
/// </summary>
protected virtual async Task <ValidationError> ValidateUniqueAsync(IEmailAddressValidationContext context)
{
var userArea = _userAreaDefinitionRepository.GetRequiredByCode(context.UserAreaCode);
var options = _userAreaDefinitionRepository.GetOptionsByCode(context.UserAreaCode).EmailAddress;
if (!options.RequireUnique && !userArea.UseEmailAsUsername)
{
return(null);
}
var query = new IsUserEmailAddressUniqueQuery()
{
Email = context.Email.UniqueEmailAddress,
UserAreaCode = context.UserAreaCode
};
if (context.UserId.HasValue)
{
query.UserId = context.UserId.Value;
}
var isUnique = await _domainRepository
.WithContext(context.ExecutionContext)
.ExecuteQueryAsync(query);
if (isUnique)
{
return(null);
}
return(UserValidationErrors
.EmailAddress
.NotUnique
.Create(context.PropertyName));
}
public IDomainRepositoryQueryContext <bool> IsEmailAddressUnique(IsUserEmailAddressUniqueQuery query)
{
return(DomainRepositoryQueryContextFactory.Create(query, ExtendableContentRepository));
}