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/* ****************************************************************************
*
* Copyright (c) Microsoft Corporation. All rights reserved.
*
* This software is subject to the Microsoft Public License (Ms-PL).
* A copy of the license can be found in the license.htm file included
* in this distribution.
*
* You must not remove this notice, or any other, from this software.
*
* ***************************************************************************/
namespace System.Web.Mvc {
using System;
using System.Collections.Generic;
using System.Diagnostics.CodeAnalysis;
using System.Linq;
using System.Web.Mvc.Resources;
public class ModelBindingContext {
private static readonly Predicate<string> _defaultPropertyFilter = _ => true;
private string _modelName;
private ModelStateDictionary _modelState;
private Predicate<string> _propertyFilter;
private Dictionary<string, ModelMetadata> _propertyMetadata;
public ModelBindingContext()
: this(null) {
}
// copies certain values that won't change between parent and child objects,
// e.g. ValueProvider, ModelState
public ModelBindingContext(ModelBindingContext bindingContext) {
if (bindingContext != null) {
ModelState = bindingContext.ModelState;
ValueProvider = bindingContext.ValueProvider;
}
}
public bool FallbackToEmptyPrefix {
get;
set;
}
[SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId = "value", Justification = "Cannot remove setter as that's a breaking change")]
public object Model {
get {
return ModelMetadata.Model;
}
set {
throw new InvalidOperationException(MvcResources.ModelMetadata_PropertyNotSettable);
}
}
public ModelMetadata ModelMetadata {
get;
set;
}
public string ModelName {
get {
if (_modelName == null) {
_modelName = String.Empty;
}
return _modelName;
}
set {
_modelName = value;
}
}
[SuppressMessage("Microsoft.Usage", "CA2227:CollectionPropertiesShouldBeReadOnly", Justification = "The containing type is mutable.")]
public ModelStateDictionary ModelState {
get {
if (_modelState == null) {
_modelState = new ModelStateDictionary();
}
return _modelState;
}
set {
_modelState = value;
}
}
[SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId = "value", Justification = "Cannot remove setter as that's a breaking change")]
public Type ModelType {
get {
return ModelMetadata.ModelType;
}
set {
throw new InvalidOperationException(MvcResources.ModelMetadata_PropertyNotSettable);
}
}
public Predicate<string> PropertyFilter {
get {
if (_propertyFilter == null) {
_propertyFilter = _defaultPropertyFilter;
}
return _propertyFilter;
}
set {
_propertyFilter = value;
}
}
public IDictionary<string, ModelMetadata> PropertyMetadata {
get {
if (_propertyMetadata == null) {
_propertyMetadata = ModelMetadata.Properties.ToDictionary(m => m.PropertyName, StringComparer.OrdinalIgnoreCase);
}
return _propertyMetadata;
}
}
public IValueProvider ValueProvider {
get;
set;
}
}
}
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