/// <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(MethodsList != null);
if (MethodsList.Any())
{
rule.ValidationParameters.Add("methodslist", MethodsList.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>
/// 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);
}
}
public override void AddValidation(ClientModelValidationContext context)
{
SetupValidator(context.ModelMetadata);
var validationId = GetUniqueValidationId(context);
var formattedErrorMessage = GetErrorMessage(context);
MergeAttribute(context.Attributes, "data-val", "true");
MergeAttribute(context.Attributes, $"data-val-{validationId}", formattedErrorMessage);
MergeExpressiveAttribute(context, validationId, "expression", Attribute.Expression);
if (AllowEmpty.HasValue)
{
MergeExpressiveAttribute(context, validationId, "allowempty", AllowEmpty);
}
if (FieldsMap != null && FieldsMap.Any())
{
MergeExpressiveAttribute(context, validationId, "fieldsmap", FieldsMap);
}
if (ConstsMap != null && ConstsMap.Any())
{
MergeExpressiveAttribute(context, validationId, "constsmap", ConstsMap);
}
if (EnumsMap != null && EnumsMap.Any())
{
MergeExpressiveAttribute(context, validationId, "enumsmap", EnumsMap);
}
if (MethodsList != null && MethodsList.Any())
{
MergeExpressiveAttribute(context, validationId, "methodslist", MethodsList);
}
if (ParsersMap != null && ParsersMap.Any())
{
MergeExpressiveAttribute(context, validationId, "parsersmap", ParsersMap);
}
if (ErrFieldsMap != null && ErrFieldsMap.Any())
{
MergeExpressiveAttribute(context, validationId, "errfieldsmap", ErrFieldsMap);
}
}