/// <summary>
/// Retrieves a collection of client validation rules (which are next sent to browsers).
/// </summary>
/// <returns>
/// A collection of client validation rules.
/// </returns>
public override IEnumerable <ModelClientValidationRule> GetClientValidationRules()
{
var rule = new ModelClientValidationRule
{
ErrorMessage = FormattedErrorMessage,
ValidationType = ProvideUniqueValidationType("requiredif")
};
rule.ValidationParameters.Add("expression", Expression);
rule.ValidationParameters.Add("fieldsmap", FieldsMap.ToJson());
rule.ValidationParameters.Add("constsmap", ConstsMap.ToJson());
rule.ValidationParameters.Add("allowempty", AllowEmpty.ToJson());
yield return(rule);
}
/// <summary>
/// Generates client validation rule with the basic set of parameters.
/// </summary>
/// <param name="type">The validation type.</param>
/// <returns>
/// Client validation rule with the basic set of parameters.
/// </returns>
/// <exception cref="System.ComponentModel.DataAnnotations.ValidationException"></exception>
protected ModelClientValidationRule GetBasicRule(string type)
{
try
{
var rule = new ModelClientValidationRule
{
ErrorMessage = FormattedErrorMessage,
ValidationType = ProvideUniqueValidationType(type)
};
rule.ValidationParameters.Add("expression", Expression.ToJson());
Debug.Assert(FieldsMap != null);
if (FieldsMap.Any())
{
rule.ValidationParameters.Add("fieldsmap", FieldsMap.ToJson());
}
Debug.Assert(ConstsMap != null);
if (ConstsMap.Any())
{
rule.ValidationParameters.Add("constsmap", ConstsMap.ToJson());
}
Debug.Assert(EnumsMap != null);
if (EnumsMap.Any())
{
rule.ValidationParameters.Add("enumsmap", EnumsMap.ToJson());
}
Debug.Assert(ParsersMap != null);
if (ParsersMap.Any())
{
rule.ValidationParameters.Add("parsersmap", ParsersMap.ToJson());
}
Debug.Assert(ErrFieldsMap != null);
if (ErrFieldsMap.Any())
{
rule.ValidationParameters.Add("errfieldsmap", ErrFieldsMap.ToJson());
}
return(rule);
}
catch (Exception e)
{
throw new ValidationException(
$"{GetType().Name}: collecting of client validation rules for {FieldName} field failed.", e);
}
}
/// <summary>
/// Retrieves a collection of client validation rules (rules sent to browsers).
/// </summary>
/// <returns>
/// A collection of client validation rules.
/// </returns>
public override IEnumerable <ModelClientValidationRule> GetClientValidationRules()
{
var count = Storage.Get <int>(AnnotatedField) + 1;
Assert.AttribsQuantityAllowed(count);
Storage.Set(AnnotatedField, count);
var suffix = count == 1 ? string.Empty : char.ConvertFromUtf32(95 + count);
var rule = new ModelClientValidationRule
{
ErrorMessage = FormattedErrorMessage,
ValidationType = string.Format("assertthat{0}", suffix)
};
rule.ValidationParameters.Add("expression", Expression);
rule.ValidationParameters.Add("fieldsmap", FieldsMap.ToJson());
rule.ValidationParameters.Add("constsmap", ConstsMap.ToJson());
yield return(rule);
}
/// <summary>
/// Attaches client validation rule to the context.
/// </summary>
/// <param name="context">The Client Model Validation Context.</param>
/// <param name="type">The validation type.</param>
/// <param name="defaultErrorMessage">The default Error Message.</param>
/// <returns>
/// void
/// </returns>
/// <exception cref="System.ComponentModel.DataAnnotations.ValidationException"></exception>
protected void AttachValidationRules(ClientModelValidationContext context, string type, string defaultErrorMessage)
{
var errorMessage = !string.IsNullOrEmpty(FormattedErrorMessage) ? FormattedErrorMessage : defaultErrorMessage;
var uniqueValidationType = ProvideUniqueValidationType(type);
try
{
MergeAttribute(context.Attributes, "data-val", "true");
MergeAttribute(context.Attributes, $"data-val-{uniqueValidationType}", errorMessage);
MergeAttribute(context.Attributes, $"data-val-{uniqueValidationType}-expression", Expression.ToJson());
Debug.Assert(FieldsMap != null);
if (FieldsMap.Any())
{
MergeAttribute(context.Attributes, $"data-val-{uniqueValidationType}-fieldsmap", FieldsMap.ToJson());
}
Debug.Assert(ConstsMap != null);
if (ConstsMap.Any())
{
MergeAttribute(context.Attributes, $"data-val-{uniqueValidationType}-constsmap", ConstsMap.ToJson());
}
Debug.Assert(EnumsMap != null);
if (EnumsMap.Any())
{
MergeAttribute(context.Attributes, $"data-val-{uniqueValidationType}-enumsmap", EnumsMap.ToJson());
}
Debug.Assert(MethodsList != null);
if (MethodsList.Any())
{
MergeAttribute(context.Attributes, $"data-val-{uniqueValidationType}-methodslist", MethodsList.ToJson());
}
Debug.Assert(ParsersMap != null);
if (ParsersMap.Any())
{
MergeAttribute(context.Attributes, $"data-val-{uniqueValidationType}-parsersmap", ParsersMap.ToJson());
}
Debug.Assert(ErrFieldsMap != null);
if (ErrFieldsMap.Any())
{
MergeAttribute(context.Attributes, $"data-val-{uniqueValidationType}-errfieldsmap", ErrFieldsMap.ToJson());
}
}
catch (Exception e)
{
throw new ValidationException(
$"{GetType().Name}: collecting of client validation rules for {FieldName} field failed.", e);
}
}
