读Oxite源代码,我已经发现,验证保存坏属性名与某些后缀(RequiredError,MaxLengthExceededError,InvalidError,FormatError)

validationState.Errors.Add(CreateValidationError(user.Name, "Name.RequiredError", "Name is not set"));

validationState.Errors.Add(CreateValidationError(user.Name, "Name.MaxLengthExceededError", "Username must be less than or equal to {0} characters long.", 256));

validationState.Errors.Add(CreateValidationError(user.Email, "Email.InvalidError", "Email is invalid."));

什么是它的后缀的目的是什么?他们是如何使用的?

有帮助吗?

解决方案

我的猜测是,他们可以用来唯一标识错误,可以用来为您的全球化的网站抓取的本地化资源不变,机器友好的值。


我是一个好猜测器:

    protected ValidationError CreateValidationError(
        object value, string validationKey, string validationMessage, 
        params object[] validationMessageParameters)
    {
        if (validationMessageParameters != null && 
            validationMessageParameters.Length > 0)
        {
            validationMessage = string.Format(
              validationMessage, validationMessageParameters);
        }

        return new ValidationError(
            validationKey,
            value,
            new InvalidOperationException(
              localize(validationKey, validationMessage))
            );
    }

    private string localize(string key, string defaultValue)
    {
        if (phrases == null)
            phrases = localizationService.GetTranslations();

        Phrase foundPhrase = phrases
          .Where(p => p.Key == key && p.Language == site.LanguageDefault)
          .FirstOrDefault();

        if (foundPhrase != null)
            return foundPhrase.Value;

        return defaultValue;
    }

好奇,虽然。由于异常通常不应该被本地化。

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