72 lines
2.9 KiB
C#
72 lines
2.9 KiB
C#
namespace System.Web.Mvc {
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using System;
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using System.Collections.Generic;
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using System.Diagnostics.CodeAnalysis;
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using System.Linq;
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public abstract class ModelValidator {
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protected ModelValidator(ModelMetadata metadata, ControllerContext controllerContext) {
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if (metadata == null) {
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throw new ArgumentNullException("metadata");
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}
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if (controllerContext == null) {
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throw new ArgumentNullException("controllerContext");
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}
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Metadata = metadata;
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ControllerContext = controllerContext;
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}
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protected internal ControllerContext ControllerContext { get; private set; }
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public virtual bool IsRequired {
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get {
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return false;
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}
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}
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protected internal ModelMetadata Metadata { get; private set; }
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[SuppressMessage("Microsoft.Design", "CA1024:UsePropertiesWhereAppropriate", Justification = "This method may perform non-trivial work.")]
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public virtual IEnumerable<ModelClientValidationRule> GetClientValidationRules() {
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return Enumerable.Empty<ModelClientValidationRule>();
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}
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public static ModelValidator GetModelValidator(ModelMetadata metadata, ControllerContext context) {
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return new CompositeModelValidator(metadata, context);
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}
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public abstract IEnumerable<ModelValidationResult> Validate(object container);
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private class CompositeModelValidator : ModelValidator {
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public CompositeModelValidator(ModelMetadata metadata, ControllerContext controllerContext)
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: base(metadata, controllerContext) {
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}
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public override IEnumerable<ModelValidationResult> Validate(object container) {
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bool propertiesValid = true;
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foreach (ModelMetadata propertyMetadata in Metadata.Properties) {
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foreach (ModelValidator propertyValidator in propertyMetadata.GetValidators(ControllerContext)) {
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foreach (ModelValidationResult propertyResult in propertyValidator.Validate(Metadata.Model)) {
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propertiesValid = false;
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yield return new ModelValidationResult {
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MemberName = DefaultModelBinder.CreateSubPropertyName(propertyMetadata.PropertyName, propertyResult.MemberName),
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Message = propertyResult.Message
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};
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}
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}
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}
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if (propertiesValid) {
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foreach (ModelValidator typeValidator in Metadata.GetValidators(ControllerContext)) {
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foreach (ModelValidationResult typeResult in typeValidator.Validate(container)) {
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yield return typeResult;
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}
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}
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}
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}
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}
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}
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}
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