/// <summary> /// Bind a <see cref="DynamicViewModel" />. /// </summary> /// <param name="controllerContext">The context within which the controller operates. The context information includes the controller, HTTP content, request context, and route data.</param> /// <param name="bindingContext">The context within which the model is bound. The context includes information such as the model object, model name, model type, property filter, and value provider.</param> /// <returns>A <see cref="DynamicViewModel" /> binded with its corresponding values from the binding context value provider.</returns> public object BindDynamicViewModel(ControllerContext controllerContext, ModelBindingContext bindingContext) { #if DEBUG var step = MiniProfiler.Current.Step("InfrastructureModelBinder.BindDynamicViewModel"); try { #endif byte[] serializedModel = new ByteArrayModelBinder().BindModel(controllerContext, bindingContext) as byte[]; if (serializedModel == null) { return(null); } // Deserialize to retrieve dynamic view model without user supplied values var model = serializedModel.Deserialize() as DynamicViewModel; int count = 0; string indexName = CreateSubIndexName(bindingContext.ModelName, count); if (model != null) { var updateIndex = new Dictionary <int, object>(); int valueIndex = 0; foreach (var value in model.Values) { if (value is LabelViewModel) { valueIndex++; continue; } var properties = TypeDescriptor.GetProperties(value).Cast <PropertyDescriptor>(); // Loop through each property in the current row foreach (var property in properties) { if (property.Name != "Value") { continue; } var propertyName = string.Format("{0}.Value", indexName); // Prepare new binding context for current property var propertyBindingContext = new ModelBindingContext { ModelMetadata = System.Web.Mvc.ModelMetadataProviders.Current.GetMetadataForProperty(() => value, value.GetType(), property.Name), ModelName = propertyName, ModelState = bindingContext.ModelState, PropertyFilter = bindingContext.PropertyFilter, ValueProvider = bindingContext.ValueProvider }; // Get binded value var bindedPropertyValue = BindModel(controllerContext, propertyBindingContext); var bindable = propertyBindingContext.ModelMetadata.GetAttribute <BindableAttribute>(); // Only bind if bindable if (bindable != null && bindable.IsBindable()) { property.SetValue(value, bindedPropertyValue); updateIndex.Add(valueIndex, value); } // Get next index name indexName = CreateSubIndexName(bindingContext.ModelName, ++count); } valueIndex++; } foreach (var update in updateIndex) { model.Values[update.Key] = update.Value; } } return(model); #if DEBUG } finally { if (step != null) { step.Dispose(); } } #endif }
/// <summary>Binds the model by using the specified controller context and binding context.</summary> /// <param name="controllerContext">The context within which the controller operates. The context information includes the controller, HTTP content, request context, and route data.</param> /// <param name="bindingContext">The context within which the model is bound. The context includes information such as the model object, model name, model type, property filter, and value provider.</param> /// <returns>The bound object.</returns> /// <exception cref="T:System.ArgumentNullException">The <paramref name="bindingContext" />parameter is null.</exception> public override object BindModel(ControllerContext controllerContext, ModelBindingContext bindingContext) { #if DEBUG var step = MiniProfiler.Current.Step("InfrastructureModelBinder.BindModel"); try { #endif if (bindingContext == null) { throw new ArgumentNullException("bindingContext"); } var serialized = bindingContext.ModelMetadata.GetAttribute <SerializedAttribute>(); if (serialized != null) { byte[] model = new ByteArrayModelBinder().BindModel(controllerContext, bindingContext) as byte[]; if (model == null) { return(null); } return(model.Deserialize()); } // Allow binding for currency values if (bindingContext.ModelMetadata.DataTypeName == DataType.Currency.ToString()) { string attemptedValue = bindingContext.ValueProvider.GetValue(bindingContext.ModelName).AttemptedValue; if (bindingContext.ModelType == typeof(double) || bindingContext.ModelType == typeof(double?)) { double d; double.TryParse(attemptedValue, NumberStyles.Any, CultureInfo.CurrentCulture, out d); return(d); } if (bindingContext.ModelType == typeof(decimal) || bindingContext.ModelType == typeof(decimal?)) { decimal d; decimal.TryParse(attemptedValue, NumberStyles.Any, CultureInfo.CurrentCulture, out d); return(d); } if (bindingContext.ModelType == typeof(float) || bindingContext.ModelType == typeof(float?)) { float f; float.TryParse(attemptedValue, NumberStyles.Any, CultureInfo.CurrentCulture, out f); return(f); } } if (bindingContext.ModelType == typeof(SelectList)) { return(BindSelectList(controllerContext, bindingContext)); } if (bindingContext.ModelType == typeof(MultiSelectList)) { return(BindMultiSelectList(controllerContext, bindingContext)); } if (bindingContext.ModelType == typeof(IEnumerable <SelectListItem>)) { return(BindEnumerableSelectListItem(controllerContext, bindingContext)); } if (bindingContext.ModelType == typeof(IEnumerable <string>)) { return(BindEnumerableString(controllerContext, bindingContext)); } if (bindingContext.ModelType.IsGenericType && new[] { typeof(IPageable <>), typeof(Pageable <>) }.Contains(bindingContext.ModelType.GetGenericTypeDefinition())) { return(BindPageable(controllerContext, bindingContext)); } if (bindingContext.ModelMetadata.DataTypeName == CustomDataType.Grid || bindingContext.ModelMetadata.DataTypeName == CustomDataType.GridEditable) { return(BindGrid(controllerContext, bindingContext)); } if (bindingContext.ModelType == typeof(DynamicViewModel)) { return(BindDynamicViewModel(controllerContext, bindingContext)); } if (bindingContext.ModelType == typeof(AddressViewModel)) { return(BindAddressViewModel(controllerContext, bindingContext)); } if (bindingContext.ModelType == typeof(JobseekerSearchViewModel)) { return(BindJobSeekerSearchViewModel(controllerContext, bindingContext)); } if (bindingContext.ModelType == typeof(DateTime) || bindingContext.ModelType == typeof(DateTime?)) { return(BindDateTime(controllerContext, bindingContext)); } return(base.BindModel(controllerContext, bindingContext)); #if DEBUG } finally { if (step != null) { step.Dispose(); } } #endif }