56 lines
1.9 KiB
C#
56 lines
1.9 KiB
C#
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/* ****************************************************************************
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*
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* Copyright (c) Microsoft Corporation. All rights reserved.
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*
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* This software is subject to the Microsoft Public License (Ms-PL).
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* A copy of the license can be found in the license.htm file included
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* in this distribution.
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*
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* You must not remove this notice, or any other, from this software.
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*
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* ***************************************************************************/
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namespace System.Web.Mvc {
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using System;
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using System.Collections.Generic;
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using System.ComponentModel.DataAnnotations;
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public class DataAnnotationsModelValidator : ModelValidator {
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public DataAnnotationsModelValidator(ModelMetadata metadata, ControllerContext context, ValidationAttribute attribute)
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: base(metadata, context) {
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if (attribute == null) {
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throw new ArgumentNullException("attribute");
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}
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Attribute = attribute;
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}
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protected internal ValidationAttribute Attribute { get; private set; }
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protected internal string ErrorMessage {
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get {
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return Attribute.FormatErrorMessage(Metadata.GetDisplayName());
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}
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}
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public override bool IsRequired {
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get {
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return Attribute is RequiredAttribute;
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}
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}
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internal static ModelValidator Create(ModelMetadata metadata, ControllerContext context, ValidationAttribute attribute) {
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return new DataAnnotationsModelValidator(metadata, context, attribute);
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}
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public override IEnumerable<ModelValidationResult> Validate(object container) {
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if (!Attribute.IsValid(Metadata.Model)) {
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yield return new ModelValidationResult {
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Message = ErrorMessage
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};
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}
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}
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}
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}
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